diff --git a/build/three.cjs b/build/three.cjs index ebbc14e2eabcf8..4d2b43cf50c81e 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -10788,7 +10788,7 @@ class Sphere { * Returns a serialized structure of the bounding sphere. * * @param {Object} json - The serialized json to set the sphere from. - * @return {Box3} A reference to this bounding sphere. + * @return {Sphere} A reference to this bounding sphere. */ fromJSON( json ) { @@ -59531,7 +59531,7 @@ var roughnessmap_fragment = "float roughnessFactor = roughness;\n#ifdef USE_ROUG var roughnessmap_pars_fragment = "#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif"; -var shadowmap_pars_fragment = "#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( float( sampleIndex ) + 0.5 ) / sqrt( float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadow = step( depth, dp );\n\t\t\t#else\n\t\t\t\tshadow = step( dp, depth );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif"; +var shadowmap_pars_fragment = "#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadow = step( depth, dp );\n\t\t\t#else\n\t\t\t\tshadow = step( dp, depth );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif"; var shadowmap_pars_vertex = "#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif"; diff --git a/build/three.core.js b/build/three.core.js index d25e0ea4c32693..ec8cdadf9b7109 100644 --- a/build/three.core.js +++ b/build/three.core.js @@ -10786,7 +10786,7 @@ class Sphere { * Returns a serialized structure of the bounding sphere. * * @param {Object} json - The serialized json to set the sphere from. - * @return {Box3} A reference to this bounding sphere. + * @return {Sphere} A reference to this bounding sphere. */ fromJSON( json ) { diff --git a/build/three.module.js b/build/three.module.js index bd9a7a1d83753d..5f224517270911 100644 --- a/build/three.module.js +++ b/build/three.module.js @@ -471,7 +471,7 @@ var roughnessmap_fragment = "float roughnessFactor = roughness;\n#ifdef USE_ROUG var roughnessmap_pars_fragment = "#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif"; -var shadowmap_pars_fragment = "#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( float( sampleIndex ) + 0.5 ) / sqrt( float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadow = step( depth, dp );\n\t\t\t#else\n\t\t\t\tshadow = step( dp, depth );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif"; +var shadowmap_pars_fragment = "#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadow = step( depth, dp );\n\t\t\t#else\n\t\t\t\tshadow = step( dp, depth );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif"; var shadowmap_pars_vertex = "#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif"; diff --git a/build/three.module.min.js b/build/three.module.min.js index b55a7f5f577f24..56244a74701012 100644 --- a/build/three.module.min.js +++ b/build/three.module.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2025 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Matrix3 as e,Vector2 as t,Color as n,mergeUniforms as i,Vector3 as r,CubeUVReflectionMapping as a,Mesh as o,BoxGeometry as s,ShaderMaterial as l,BackSide as c,cloneUniforms as d,Euler as u,Matrix4 as f,ColorManagement as p,SRGBTransfer as m,PlaneGeometry as h,FrontSide as _,getUnlitUniformColorSpace as g,IntType as v,warn as E,HalfFloatType as S,UnsignedByteType as T,FloatType as M,RGBAFormat as x,Plane as A,EquirectangularReflectionMapping as R,EquirectangularRefractionMapping as b,WebGLCubeRenderTarget as C,CubeReflectionMapping as L,CubeRefractionMapping as P,BufferGeometry as U,OrthographicCamera as D,PerspectiveCamera as w,NoToneMapping as I,MeshBasicMaterial as N,error as y,NoBlending as O,WebGLRenderTarget as F,BufferAttribute as B,LinearSRGBColorSpace as G,LinearFilter as H,warnOnce as V,Uint32BufferAttribute as k,Uint16BufferAttribute as W,arrayNeedsUint32 as z,Vector4 as X,DataArrayTexture as Y,CubeTexture as K,Data3DTexture as q,GreaterEqualCompare as j,LessEqualCompare as Z,DepthTexture as $,Texture as Q,GLSL3 as J,PCFShadowMap as ee,VSMShadowMap as te,CustomToneMapping as ne,NeutralToneMapping as ie,AgXToneMapping as re,ACESFilmicToneMapping as ae,CineonToneMapping as oe,ReinhardToneMapping as se,LinearToneMapping as le,LinearTransfer as ce,AddOperation as de,MixOperation as ue,MultiplyOperation as fe,UniformsUtils as pe,DoubleSide as me,NormalBlending as he,TangentSpaceNormalMap as _e,ObjectSpaceNormalMap as ge,Layers as ve,Frustum as Ee,MeshDepthMaterial as Se,IdentityDepthPacking as Te,MeshDistanceMaterial as Me,PCFSoftShadowMap as xe,RGFormat as Ae,CubeDepthTexture as Re,UnsignedIntType as be,DepthFormat as Ce,NearestFilter as Le,LessEqualDepth as Pe,ReverseSubtractEquation as Ue,SubtractEquation as De,AddEquation as we,OneMinusConstantAlphaFactor as Ie,ConstantAlphaFactor as Ne,OneMinusConstantColorFactor as ye,ConstantColorFactor as Oe,OneMinusDstAlphaFactor as Fe,OneMinusDstColorFactor as Be,OneMinusSrcAlphaFactor as Ge,OneMinusSrcColorFactor as He,DstAlphaFactor as Ve,DstColorFactor as ke,SrcAlphaSaturateFactor as We,SrcAlphaFactor as ze,SrcColorFactor as Xe,OneFactor as Ye,ZeroFactor as Ke,NotEqualDepth as qe,GreaterDepth as je,GreaterEqualDepth as Ze,EqualDepth as $e,LessDepth as Qe,AlwaysDepth as Je,NeverDepth as et,CullFaceNone as tt,CullFaceBack as nt,CullFaceFront as it,CustomBlending as rt,MultiplyBlending as at,SubtractiveBlending as ot,AdditiveBlending as st,MinEquation as lt,MaxEquation as ct,MirroredRepeatWrapping as dt,ClampToEdgeWrapping as ut,RepeatWrapping as ft,LinearMipmapLinearFilter as pt,LinearMipmapNearestFilter as mt,NearestMipmapLinearFilter as ht,NearestMipmapNearestFilter as _t,NotEqualCompare as gt,GreaterCompare as vt,EqualCompare as Et,LessCompare as St,AlwaysCompare as Tt,NeverCompare as Mt,NoColorSpace as xt,DepthStencilFormat as At,getByteLength as Rt,UnsignedInt248Type as bt,UnsignedShortType as Ct,createElementNS as Lt,UnsignedShort4444Type as Pt,UnsignedShort5551Type as Ut,UnsignedInt5999Type as Dt,UnsignedInt101111Type as wt,ByteType as It,ShortType as Nt,AlphaFormat as yt,RGBFormat as Ot,RedFormat as Ft,RedIntegerFormat as Bt,RGIntegerFormat as Gt,RGBAIntegerFormat as Ht,RGB_S3TC_DXT1_Format as Vt,RGBA_S3TC_DXT1_Format as kt,RGBA_S3TC_DXT3_Format as Wt,RGBA_S3TC_DXT5_Format as zt,RGB_PVRTC_4BPPV1_Format as Xt,RGB_PVRTC_2BPPV1_Format as Yt,RGBA_PVRTC_4BPPV1_Format as Kt,RGBA_PVRTC_2BPPV1_Format as qt,RGB_ETC1_Format as jt,RGB_ETC2_Format as Zt,RGBA_ETC2_EAC_Format as $t,R11_EAC_Format as Qt,SIGNED_R11_EAC_Format as Jt,RG11_EAC_Format as en,SIGNED_RG11_EAC_Format as tn,RGBA_ASTC_4x4_Format as nn,RGBA_ASTC_5x4_Format as rn,RGBA_ASTC_5x5_Format as an,RGBA_ASTC_6x5_Format as on,RGBA_ASTC_6x6_Format as sn,RGBA_ASTC_8x5_Format as ln,RGBA_ASTC_8x6_Format as cn,RGBA_ASTC_8x8_Format as dn,RGBA_ASTC_10x5_Format as un,RGBA_ASTC_10x6_Format as fn,RGBA_ASTC_10x8_Format as pn,RGBA_ASTC_10x10_Format as mn,RGBA_ASTC_12x10_Format as hn,RGBA_ASTC_12x12_Format as _n,RGBA_BPTC_Format as gn,RGB_BPTC_SIGNED_Format as vn,RGB_BPTC_UNSIGNED_Format as En,RED_RGTC1_Format as Sn,SIGNED_RED_RGTC1_Format as Tn,RED_GREEN_RGTC2_Format as Mn,SIGNED_RED_GREEN_RGTC2_Format as xn,ExternalTexture as An,EventDispatcher as Rn,ArrayCamera as bn,WebXRController as Cn,RAD2DEG as Ln,DataTexture as Pn,createCanvasElement as Un,SRGBColorSpace as Dn,REVISION as wn,log as In,WebGLCoordinateSystem as Nn,probeAsync as yn}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AlwaysStencilFunc,AmbientLight,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BasicShadowMap,BatchedMesh,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,Controls,CubeCamera,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CylinderGeometry,Cylindrical,DataTextureLoader,DataUtils,DecrementStencilOp,DecrementWrapStencilOp,DefaultLoadingManager,DetachedBindMode,DirectionalLight,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicDrawUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,EqualStencilFunc,ExtrudeGeometry,FileLoader,Float16BufferAttribute,Float32BufferAttribute,Fog,FogExp2,FramebufferTexture,FrustumArray,GLBufferAttribute,GLSL1,GreaterEqualStencilFunc,GreaterStencilFunc,GridHelper,Group,HemisphereLight,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,IncrementStencilOp,IncrementWrapStencilOp,InstancedBufferAttribute,InstancedBufferGeometry,InstancedInterleavedBuffer,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,InterleavedBuffer,InterleavedBufferAttribute,Interpolant,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,InvertStencilOp,KeepStencilOp,KeyframeTrack,LOD,LatheGeometry,LessEqualStencilFunc,LessStencilFunc,Light,LightProbe,Line,Line3,LineBasicMaterial,LineCurve,LineCurve3,LineDashedMaterial,LineLoop,LineSegments,LinearInterpolant,LinearMipMapLinearFilter,LinearMipMapNearestFilter,Loader,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,Material,MaterialLoader,MathUtils,Matrix2,MeshLambertMaterial,MeshMatcapMaterial,MeshNormalMaterial,MeshPhongMaterial,MeshPhysicalMaterial,MeshStandardMaterial,MeshToonMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NeverStencilFunc,NoNormalPacking,NormalAnimationBlendMode,NormalGAPacking,NormalRGPacking,NotEqualStencilFunc,NumberKeyframeTrack,Object3D,ObjectLoader,OctahedronGeometry,Path,PlaneHelper,PointLight,PointLightHelper,Points,PointsMaterial,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,Quaternion,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGBIntegerFormat,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RectAreaLight,RenderTarget,RenderTarget3D,ReplaceStencilOp,RingGeometry,Scene,ShadowMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Sphere,SphereGeometry,Spherical,SphericalHarmonics3,SplineCurve,SpotLight,SpotLightHelper,Sprite,SpriteMaterial,StaticCopyUsage,StaticDrawUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TimestampQuery,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,UVMapping,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGPUCoordinateSystem,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,ZeroStencilOp,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";function On(){let e=null,t=!1,n=null,i=null;function r(t,a){n(t,a),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Fn(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=t.get(n);i&&(e.deleteBuffer(i.buffer),t.delete(n))},update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.versione.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( vec3( 1.0 ) - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( float( sampleIndex ) + 0.5 ) / sqrt( float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadow = step( depth, dp );\n\t\t\t#else\n\t\t\t\tshadow = step( dp, depth );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#elif DEPTH_PACKING == 3204\n\t\tgl_FragColor = vec4( vec3( fragCoordZ ), 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Gn={common:{diffuse:{value:new n(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new e}},envmap:{envMap:{value:null},envMapRotation:{value:new e},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new e}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new e}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new e},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new e},normalScale:{value:new t(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new e},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new e}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new e}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new e}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new n(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new n(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0},uvTransform:{value:new e}},sprite:{diffuse:{value:new n(16777215)},opacity:{value:1},center:{value:new t(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}}},Hn={basic:{uniforms:i([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.fog]),vertexShader:Bn.meshbasic_vert,fragmentShader:Bn.meshbasic_frag},lambert:{uniforms:i([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)}}]),vertexShader:Bn.meshlambert_vert,fragmentShader:Bn.meshlambert_frag},phong:{uniforms:i([Gn.common,Gn.specularmap,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},specular:{value:new n(1118481)},shininess:{value:30}}]),vertexShader:Bn.meshphong_vert,fragmentShader:Bn.meshphong_frag},standard:{uniforms:i([Gn.common,Gn.envmap,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.roughnessmap,Gn.metalnessmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Bn.meshphysical_vert,fragmentShader:Bn.meshphysical_frag},toon:{uniforms:i([Gn.common,Gn.aomap,Gn.lightmap,Gn.emissivemap,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.gradientmap,Gn.fog,Gn.lights,{emissive:{value:new n(0)}}]),vertexShader:Bn.meshtoon_vert,fragmentShader:Bn.meshtoon_frag},matcap:{uniforms:i([Gn.common,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,Gn.fog,{matcap:{value:null}}]),vertexShader:Bn.meshmatcap_vert,fragmentShader:Bn.meshmatcap_frag},points:{uniforms:i([Gn.points,Gn.fog]),vertexShader:Bn.points_vert,fragmentShader:Bn.points_frag},dashed:{uniforms:i([Gn.common,Gn.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Bn.linedashed_vert,fragmentShader:Bn.linedashed_frag},depth:{uniforms:i([Gn.common,Gn.displacementmap]),vertexShader:Bn.depth_vert,fragmentShader:Bn.depth_frag},normal:{uniforms:i([Gn.common,Gn.bumpmap,Gn.normalmap,Gn.displacementmap,{opacity:{value:1}}]),vertexShader:Bn.meshnormal_vert,fragmentShader:Bn.meshnormal_frag},sprite:{uniforms:i([Gn.sprite,Gn.fog]),vertexShader:Bn.sprite_vert,fragmentShader:Bn.sprite_frag},background:{uniforms:{uvTransform:{value:new e},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:Bn.background_vert,fragmentShader:Bn.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new e}},vertexShader:Bn.backgroundCube_vert,fragmentShader:Bn.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Bn.cube_vert,fragmentShader:Bn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Bn.equirect_vert,fragmentShader:Bn.equirect_frag},distance:{uniforms:i([Gn.common,Gn.displacementmap,{referencePosition:{value:new r},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Bn.distance_vert,fragmentShader:Bn.distance_frag},shadow:{uniforms:i([Gn.lights,Gn.fog,{color:{value:new 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e},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new e},transmissionSamplerSize:{value:new t},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new e},attenuationDistance:{value:0},attenuationColor:{value:new n(0)},specularColor:{value:new n(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new e},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new e},anisotropyVector:{value:new t},anisotropyMap:{value:null},anisotropyMapTransform:{value:new e}}]),vertexShader:Bn.meshphysical_vert,fragmentShader:Bn.meshphysical_frag};const Vn={r:0,b:0,g:0},kn=new u,Wn=new f;function zn(e,t,i,r,u,f,v){const E=new n(0);let S,T,M=!0===f?0:1,x=null,A=0,R=null;function b(e){let n=!0===e.isScene?e.background:null;if(n&&n.isTexture){n=(e.backgroundBlurriness>0?i:t).get(n)}return n}function 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l({name:"BackgroundMaterial",uniforms:d(Hn.background.uniforms),vertexShader:Hn.background.vertexShader,fragmentShader:Hn.background.fragmentShader,side:_,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),S.geometry.deleteAttribute("normal"),Object.defineProperty(S.material,"map",{get:function(){return this.uniforms.t2D.value}}),u.update(S)),S.material.uniforms.t2D.value=i,S.material.uniforms.backgroundIntensity.value=n.backgroundIntensity,S.material.toneMapped=p.getTransfer(i.colorSpace)!==m,!0===i.matrixAutoUpdate&&i.updateMatrix(),S.material.uniforms.uvTransform.value.copy(i.matrix),x===i&&A===i.version&&R===e.toneMapping||(S.material.needsUpdate=!0,x=i,A=i.version,R=e.toneMapping),S.layers.enableAll(),t.unshift(S,S.geometry,S.material,0,0,null))},dispose:function(){void 0!==T&&(T.geometry.dispose(),T.material.dispose(),T=void 0),void 0!==S&&(S.geometry.dispose(),S.material.dispose(),S=void 0)}}}function Xn(e,t){const n=e.getParameter(e.MAX_VERTEX_ATTRIBS),i={},r=c(null);let 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ai{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ri}=r;ei=this._renderer.getRenderTarget(),ti=this._renderer.getActiveCubeFace(),ni=this._renderer.getActiveMipmapLevel(),ii=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=ci(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=li(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=Zn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const T=new U;T.setAttribute("position",new B(v,h)),T.setAttribute("uv",new B(E,_)),T.setAttribute("faceIndex",new B(S,g)),i.push(new o(T,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array($n),a=new r(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:$n,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:O,depthTest:!1,depthWrite:!1});return o}(i,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:di(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 3.2: Transform view direction to hemisphere configuration\n\t\t\t\tvec3 Vh = normalize(vec3(alpha * V.x, alpha * V.y, V.z));\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tfloat lensq = Vh.x * Vh.x + Vh.y * Vh.y;\n\t\t\t\tvec3 T1 = lensq > 0.0 ? vec3(-Vh.y, Vh.x, 0.0) / sqrt(lensq) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(Vh, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + Vh.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * Vh;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:O,depthTest:!1,depthWrite:!1});return i}(i,e,t)}return i}_compileMaterial(e){const t=new o(new U,e);this._renderer.compile(t,Qn)}_sceneToCubeUV(e,t,n,i,r){const a=new 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n=this._renderer,i=e.mapping===L||e.mapping===P;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=ci()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=li());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;si(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,Qn)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,si(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,Qn),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,si(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,Qn)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const 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n=r.groups;for(let c=0,d=n.length;ce.needsUpdate=!0):e.material.needsUpdate=!0)});for(let o=0,l=t.length;oh||a.y>h)&&(a.x>h&&(s.x=Math.floor(h/p.x),a.x=s.x*p.x,c.mapSize.x=s.x),a.y>h&&(s.y=Math.floor(h/p.y),a.y=s.y*p.y,c.mapSize.y=s.y)),null===c.map||!0===f){if(null!==c.map&&(null!==c.map.depthTexture&&(c.map.depthTexture.dispose(),c.map.depthTexture=null),c.map.dispose()),this.type===te){if(l.isPointLight){E("WebGLShadowMap: VSM shadow maps are not supported for PointLights. 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t=0;t0&&!1===J(t)){a.__webglMultisampledFramebuffer=e.createFramebuffer(),a.__webglColorRenderbuffer=[],i.bindFramebuffer(e.FRAMEBUFFER,a.__webglMultisampledFramebuffer);for(let n=0;n0)for(let r=0;r0)for(let i=0;i0)if(!1===J(t)){const n=t.textures,a=t.width,o=t.height;let s=e.COLOR_BUFFER_BIT;const l=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,d=r.get(t),u=n.length>1;if(u)for(let t=0;t0?i.bindFramebuffer(e.DRAW_FRAMEBUFFER,d.__webglFramebuffer[0]):i.bindFramebuffer(e.DRAW_FRAMEBUFFER,d.__webglFramebuffer);for(let i=0;i= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new o(new h(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class da extends Rn{constructor(e,n){super();const i=this;let a=null,o=1,s=null,l="local-floor",c=1,d=null,u=null,f=null,p=null,m=null,h=null;const _="undefined"!=typeof XRWebGLBinding,g=new ca,v={},S=n.getContextAttributes();let M=null,A=null;const R=[],b=[],C=new t;let L=null;const P=new w;P.viewport=new X;const U=new w;U.viewport=new X;const D=[P,U],I=new bn;let N=null,y=null;function O(e){const t=b.indexOf(e.inputSource);if(-1===t)return;const n=R[t];void 0!==n&&(n.update(e.inputSource,e.frame,d||s),n.dispatchEvent({type:e.type,data:e.inputSource}))}function B(){a.removeEventListener("select",O),a.removeEventListener("selectstart",O),a.removeEventListener("selectend",O),a.removeEventListener("squeeze",O),a.removeEventListener("squeezestart",O),a.removeEventListener("squeezeend",O),a.removeEventListener("end",B),a.removeEventListener("inputsourceschange",G);for(let e=0;e=0&&(b[i]=null,R[i].disconnect(n))}for(let t=0;t=b.length){b.push(n),i=e;break}if(null===b[e]){b[e]=n,i=e;break}}if(-1===i)break}const r=R[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getGripSpace()},this.getHand=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){o=e,!0===i.isPresenting&&E("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){l=e,!0===i.isPresenting&&E("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return d||s},this.setReferenceSpace=function(e){d=e},this.getBaseLayer=function(){return null!==p?p:m},this.getBinding=function(){return null===f&&_&&(f=new XRWebGLBinding(a,n)),f},this.getFrame=function(){return h},this.getSession=function(){return a},this.setSession=async function(t){if(a=t,null!==a){M=e.getRenderTarget(),a.addEventListener("select",O),a.addEventListener("selectstart",O),a.addEventListener("selectend",O),a.addEventListener("squeeze",O),a.addEventListener("squeezestart",O),a.addEventListener("squeezeend",O),a.addEventListener("end",B),a.addEventListener("inputsourceschange",G),!0!==S.xrCompatible&&await n.makeXRCompatible(),L=e.getPixelRatio(),e.getSize(C);if(_&&"createProjectionLayer"in XRWebGLBinding.prototype){let t=null,i=null,r=null;S.depth&&(r=S.stencil?n.DEPTH24_STENCIL8:n.DEPTH_COMPONENT24,t=S.stencil?At:Ce,i=S.stencil?bt:be);const s={colorFormat:n.RGBA8,depthFormat:r,scaleFactor:o};f=this.getBinding(),p=f.createProjectionLayer(s),a.updateRenderState({layers:[p]}),e.setPixelRatio(1),e.setSize(p.textureWidth,p.textureHeight,!1),A=new F(p.textureWidth,p.textureHeight,{format:x,type:T,depthTexture:new $(p.textureWidth,p.textureHeight,i,void 0,void 0,void 0,void 0,void 0,void 0,t),stencilBuffer:S.stencil,colorSpace:e.outputColorSpace,samples:S.antialias?4:0,resolveDepthBuffer:!1===p.ignoreDepthValues,resolveStencilBuffer:!1===p.ignoreDepthValues})}else{const t={antialias:S.antialias,alpha:!0,depth:S.depth,stencil:S.stencil,framebufferScaleFactor:o};m=new XRWebGLLayer(a,n,t),a.updateRenderState({baseLayer:m}),e.setPixelRatio(1),e.setSize(m.framebufferWidth,m.framebufferHeight,!1),A=new F(m.framebufferWidth,m.framebufferHeight,{format:x,type:T,colorSpace:e.outputColorSpace,stencilBuffer:S.stencil,resolveDepthBuffer:!1===m.ignoreDepthValues,resolveStencilBuffer:!1===m.ignoreDepthValues})}A.isXRRenderTarget=!0,this.setFoveation(c),d=null,s=await a.requestReferenceSpace(l),z.setContext(a),z.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==a)return a.environmentBlendMode},this.getDepthTexture=function(){return g.getDepthTexture()};const H=new r,V=new r;function k(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===a)return;let t=e.near,n=e.far;null!==g.texture&&(g.depthNear>0&&(t=g.depthNear),g.depthFar>0&&(n=g.depthFar)),I.near=U.near=P.near=t,I.far=U.far=P.far=n,N===I.near&&y===I.far||(a.updateRenderState({depthNear:I.near,depthFar:I.far}),N=I.near,y=I.far),I.layers.mask=6|e.layers.mask,P.layers.mask=3&I.layers.mask,U.layers.mask=5&I.layers.mask;const i=e.parent,r=I.cameras;k(I,i);for(let e=0;e0&&(e.alphaTest.value=i.alphaTest);const r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,ua.copy(o),ua.x*=-1,ua.y*=-1,ua.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(ua.y*=-1,ua.z*=-1),e.envMapRotation.value.setFromMatrix4(fa.makeRotationFromEuler(ua)),e.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,g(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isMeshBasicMaterial||r.isMeshLambertMaterial?i(e,r):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function ma(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return i[a]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else if(!1===e.equals(r))return e.copy(r),!0}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?E("WebGLRenderer: Texture samplers can not be part of an uniforms group."):E("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),u=!!n.morphAttributes.position,f=!!n.morphAttributes.normal,p=!!n.morphAttributes.color;let m=I;i.toneMapped&&(null!==O&&!0!==O.isXRRenderTarget||(m=U.toneMapping));const h=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,_=void 0!==h?h.length:0,g=ge.get(i),v=C.state.lights;if(!0===re&&(!0===ae||e!==k)){const t=e===k&&i.id===B;De.setState(i,e,t)}let E=!1;i.version===g.__version?g.needsLights&&g.lightsStateVersion!==v.state.version||g.outputColorSpace!==s||r.isBatchedMesh&&!1===g.batching?E=!0:r.isBatchedMesh||!0!==g.batching?r.isBatchedMesh&&!0===g.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===g.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===g.instancing?E=!0:r.isInstancedMesh||!0!==g.instancing?r.isSkinnedMesh&&!1===g.skinning?E=!0:r.isSkinnedMesh||!0!==g.skinning?r.isInstancedMesh&&!0===g.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===g.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===g.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===g.instancingMorph&&null!==r.morphTexture||g.envMap!==l||!0===i.fog&&g.fog!==a?E=!0:void 0===g.numClippingPlanes||g.numClippingPlanes===De.numPlanes&&g.numIntersection===De.numIntersection?(g.vertexAlphas!==c||g.vertexTangents!==d||g.morphTargets!==u||g.morphNormals!==f||g.morphColors!==p||g.toneMapping!==m||g.morphTargetsCount!==_)&&(E=!0):E=!0:E=!0:E=!0:E=!0:(E=!0,g.__version=i.version);let T=g.currentProgram;!0===E&&(T=rt(i,t,r));let M=!1,x=!1,A=!1;const R=T.getUniforms(),b=g.uniforms;he.useProgram(T.program)&&(M=!0,x=!0,A=!0);i.id!==B&&(B=i.id,x=!0);if(M||k!==e){he.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),R.setValue(He,"projectionMatrix",e.projectionMatrix),R.setValue(He,"viewMatrix",e.matrixWorldInverse);const t=R.map.cameraPosition;void 0!==t&&t.setValue(He,se.setFromMatrixPosition(e.matrixWorld)),pe.logarithmicDepthBuffer&&R.setValue(He,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&R.setValue(He,"isOrthographic",!0===e.isOrthographicCamera),k!==e&&(k=e,x=!0,A=!0)}g.needsLights&&(v.state.directionalShadowMap.length>0&&R.setValue(He,"directionalShadowMap",v.state.directionalShadowMap,ve),v.state.spotShadowMap.length>0&&R.setValue(He,"spotShadowMap",v.state.spotShadowMap,ve),v.state.pointShadowMap.length>0&&R.setValue(He,"pointShadowMap",v.state.pointShadowMap,ve));if(r.isSkinnedMesh){R.setOptional(He,r,"bindMatrix"),R.setOptional(He,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),R.setValue(He,"boneTexture",e.boneTexture,ve))}r.isBatchedMesh&&(R.setOptional(He,r,"batchingTexture"),R.setValue(He,"batchingTexture",r._matricesTexture,ve),R.setOptional(He,r,"batchingIdTexture"),R.setValue(He,"batchingIdTexture",r._indirectTexture,ve),R.setOptional(He,r,"batchingColorTexture"),null!==r._colorsTexture&&R.setValue(He,"batchingColorTexture",r._colorsTexture,ve));const L=n.morphAttributes;void 0===L.position&&void 0===L.normal&&void 0===L.color||Ne.update(r,n,T);(x||g.receiveShadow!==r.receiveShadow)&&(g.receiveShadow=r.receiveShadow,R.setValue(He,"receiveShadow",r.receiveShadow));i.isMeshGouraudMaterial&&null!==i.envMap&&(b.envMap.value=l,b.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1);i.isMeshStandardMaterial&&null===i.envMap&&null!==t.environment&&(b.envMapIntensity.value=t.environmentIntensity);void 0!==b.dfgLUT&&(b.dfgLUT.value=(null===_a&&(_a=new Pn(ha,16,16,Ae,S),_a.name="DFG_LUT",_a.minFilter=H,_a.magFilter=H,_a.wrapS=ut,_a.wrapT=ut,_a.generateMipmaps=!1,_a.needsUpdate=!0),_a));x&&(R.setValue(He,"toneMappingExposure",U.toneMappingExposure),g.needsLights&&(D=A,(P=b).ambientLightColor.needsUpdate=D,P.lightProbe.needsUpdate=D,P.directionalLights.needsUpdate=D,P.directionalLightShadows.needsUpdate=D,P.pointLights.needsUpdate=D,P.pointLightShadows.needsUpdate=D,P.spotLights.needsUpdate=D,P.spotLightShadows.needsUpdate=D,P.rectAreaLights.needsUpdate=D,P.hemisphereLights.needsUpdate=D),a&&!0===i.fog&&Le.refreshFogUniforms(b,a),Le.refreshMaterialUniforms(b,i,$,Z,C.state.transmissionRenderTarget[e.id]),Mr.upload(He,at(g),b,ve));var P,D;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Mr.upload(He,at(g),b,ve),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&R.setValue(He,"center",r.center);if(R.setValue(He,"modelViewMatrix",r.modelViewMatrix),R.setValue(He,"normalMatrix",r.normalMatrix),R.setValue(He,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){ge.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==fe.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let je=null;function Ze(){Qe.stop()}function $e(){Qe.start()}const Qe=new On;function Je(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)C.pushLight(e),e.castShadow&&C.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||ie.intersectsSprite(e)){i&&le.setFromMatrixPosition(e.matrixWorld).applyMatrix4(oe);const t=Re.update(e),r=e.material;r.visible&&b.push(e,t,r,n,le.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||ie.intersectsObject(e))){const t=Re.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),le.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),le.copy(t.boundingSphere.center)),le.applyMatrix4(e.matrixWorld).applyMatrix4(oe)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&nt(r,t,n),a.length>0&&nt(a,t,n),o.length>0&&nt(o,t,n),he.buffers.depth.setTest(!0),he.buffers.depth.setMask(!0),he.buffers.color.setMask(!0),he.setPolygonOffset(!1)}function tt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;void 0===C.state.transmissionRenderTarget[i.id]&&(C.state.transmissionRenderTarget[i.id]=new F(1,1,{generateMipmaps:!0,type:fe.has("EXT_color_buffer_half_float")||fe.has("EXT_color_buffer_float")?S:T,minFilter:pt,samples:4,stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:p.workingColorSpace}));const r=C.state.transmissionRenderTarget[i.id],a=i.viewport||W;r.setSize(a.z*U.transmissionResolutionScale,a.w*U.transmissionResolutionScale);const s=U.getRenderTarget(),l=U.getActiveCubeFace(),d=U.getActiveMipmapLevel();U.setRenderTarget(r),U.getClearColor(K),q=U.getClearAlpha(),q<1&&U.setClearColor(16777215,.5),U.clear(),de&&Ie.render(n);const u=U.toneMapping;U.toneMapping=I;const f=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),C.setupLightsView(i),!0===re&&De.setGlobalState(U.clippingPlanes,i),nt(e,n,i),ve.updateMultisampleRenderTarget(r),ve.updateRenderTargetMipmap(r),!1===fe.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0)for(let t=0,a=n.length;t0&&tt(i,r,e,t),de&&Ie.render(e),et(b,e,t);null!==O&&0===N&&(ve.updateMultisampleRenderTarget(O),ve.updateRenderTargetMipmap(O)),!0===e.isScene&&e.onAfterRender(U,e,t),Be.resetDefaultState(),B=-1,k=null,P.pop(),P.length>0?(C=P[P.length-1],!0===re&&De.setGlobalState(U.clippingPlanes,C.state.camera)):C=null,L.pop(),b=L.length>0?L[L.length-1]:null},this.getActiveCubeFace=function(){return w},this.getActiveMipmapLevel=function(){return N},this.getRenderTarget=function(){return O},this.setRenderTargetTextures=function(e,t,n){const i=ge.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),ge.get(e.texture).__webglTexture=t,ge.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=ge.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const st=He.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){O=e,w=t,N=n;let i=!0,r=null,a=!1,o=!1;if(e){const s=ge.get(e);if(void 0!==s.__useDefaultFramebuffer)he.bindFramebuffer(He.FRAMEBUFFER,null),i=!1;else if(void 0===s.__webglFramebuffer)ve.setupRenderTarget(e);else if(s.__hasExternalTextures)ve.rebindTextures(e,ge.get(e.texture).__webglTexture,ge.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(s.__boundDepthTexture!==t){if(null!==t&&ge.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");ve.setupDepthRenderbuffer(e)}}const l=e.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(o=!0);const c=ge.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(r=Array.isArray(c[t])?c[t][n]:c[t],a=!0):r=e.samples>0&&!1===ve.useMultisampledRTT(e)?ge.get(e).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,W.copy(e.viewport),z.copy(e.scissor),Y=e.scissorTest}else W.copy(ee).multiplyScalar($).floor(),z.copy(te).multiplyScalar($).floor(),Y=ne;0!==n&&(r=st);if(he.bindFramebuffer(He.FRAMEBUFFER,r)&&i&&he.drawBuffers(e,r),he.viewport(W),he.scissor(z),he.setScissorTest(Y),a){const i=ge.get(e.texture);He.framebufferTexture2D(He.FRAMEBUFFER,He.COLOR_ATTACHMENT0,He.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(o){const i=t;for(let t=0;t=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&(e.textures.length>1&&He.readBuffer(He.COLOR_ATTACHMENT0+s),He.readPixels(t,n,i,r,Fe.convert(l),Fe.convert(c),a))}finally{const e=null!==O?ge.get(O).__webglFramebuffer:null;he.bindFramebuffer(He.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ge.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){he.bindFramebuffer(He.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(!pe.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!pe.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=He.createBuffer();He.bindBuffer(He.PIXEL_PACK_BUFFER,u),He.bufferData(He.PIXEL_PACK_BUFFER,a.byteLength,He.STREAM_READ),e.textures.length>1&&He.readBuffer(He.COLOR_ATTACHMENT0+s),He.readPixels(t,n,i,r,Fe.convert(c),Fe.convert(d),0);const f=null!==O?ge.get(O).__webglFramebuffer:null;he.bindFramebuffer(He.FRAMEBUFFER,f);const p=He.fenceSync(He.SYNC_GPU_COMMANDS_COMPLETE,0);return He.flush(),await yn(He,p,4),He.bindBuffer(He.PIXEL_PACK_BUFFER,u),He.getBufferSubData(He.PIXEL_PACK_BUFFER,0,a),He.deleteBuffer(u),He.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;ve.setTexture2D(e,0),He.copyTexSubImage2D(He.TEXTURE_2D,n,0,0,o,s,r,a),he.unbindTexture()};const lt=He.createFramebuffer(),ct=He.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=null){let o,s,l,c,d,u,f,p,m;null===a&&(0!==r?(V("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),a=r,r=0):a=0);const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=Fe.convert(t.format),g=Fe.convert(t.type);let v;t.isData3DTexture?(ve.setTexture3D(t,0),v=He.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(ve.setTexture2DArray(t,0),v=He.TEXTURE_2D_ARRAY):(ve.setTexture2D(t,0),v=He.TEXTURE_2D),He.pixelStorei(He.UNPACK_FLIP_Y_WEBGL,t.flipY),He.pixelStorei(He.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),He.pixelStorei(He.UNPACK_ALIGNMENT,t.unpackAlignment);const E=He.getParameter(He.UNPACK_ROW_LENGTH),S=He.getParameter(He.UNPACK_IMAGE_HEIGHT),T=He.getParameter(He.UNPACK_SKIP_PIXELS),M=He.getParameter(He.UNPACK_SKIP_ROWS),x=He.getParameter(He.UNPACK_SKIP_IMAGES);He.pixelStorei(He.UNPACK_ROW_LENGTH,h.width),He.pixelStorei(He.UNPACK_IMAGE_HEIGHT,h.height),He.pixelStorei(He.UNPACK_SKIP_PIXELS,c),He.pixelStorei(He.UNPACK_SKIP_ROWS,d),He.pixelStorei(He.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=ge.get(e),i=ge.get(t),h=ge.get(n.__renderTarget),_=ge.get(i.__renderTarget);he.bindFramebuffer(He.READ_FRAMEBUFFER,h.__webglFramebuffer),he.bindFramebuffer(He.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;ne.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( vec3( 1.0 ) - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * 6.28318530718;\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 0, 5, phi ).x + bitangent * vogelDiskSample( 0, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 1, 5, phi ).x + bitangent * vogelDiskSample( 1, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 2, 5, phi ).x + bitangent * vogelDiskSample( 2, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 3, 5, phi ).x + bitangent * vogelDiskSample( 3, 5, phi ).y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * vogelDiskSample( 4, 5, phi ).x + bitangent * vogelDiskSample( 4, 5, phi ).y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadow = step( depth, dp );\n\t\t\t#else\n\t\t\t\tshadow = step( dp, depth );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#elif DEPTH_PACKING == 3204\n\t\tgl_FragColor = vec4( vec3( fragCoordZ ), 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity 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ai{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ri}=r;ei=this._renderer.getRenderTarget(),ti=this._renderer.getActiveCubeFace(),ni=this._renderer.getActiveMipmapLevel(),ii=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=ci(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=li(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=Zn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const T=new U;T.setAttribute("position",new B(v,h)),T.setAttribute("uv",new B(E,_)),T.setAttribute("faceIndex",new B(S,g)),i.push(new o(T,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array($n),a=new r(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:$n,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:O,depthTest:!1,depthWrite:!1});return o}(i,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:di(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 3.2: Transform view direction to hemisphere configuration\n\t\t\t\tvec3 Vh = normalize(vec3(alpha * V.x, alpha * V.y, V.z));\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tfloat lensq = Vh.x * Vh.x + Vh.y * Vh.y;\n\t\t\t\tvec3 T1 = lensq > 0.0 ? vec3(-Vh.y, Vh.x, 0.0) / sqrt(lensq) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(Vh, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + Vh.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * Vh;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:O,depthTest:!1,depthWrite:!1});return i}(i,e,t)}return i}_compileMaterial(e){const t=new o(new U,e);this._renderer.compile(t,Qn)}_sceneToCubeUV(e,t,n,i,r){const a=new w(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Jn),u.toneMapping=I,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new N({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Jn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;si(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===L||e.mapping===P;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=ci()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=li());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;si(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,Qn)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,si(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,Qn),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,si(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,Qn)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&y("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):$n;m>$n&&E(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;e<$n;++e){const t=e/p,n=Math.exp(-t*t/2);h.push(n),0===e?_+=n:eg-4?i-g+4:0),4*(this._cubeSize-v),3*v,2*v),s.setRenderTarget(t),s.render(c,Qn)}}function oi(e,t,n){const i=new F(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function si(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function li(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:O,depthTest:!1,depthWrite:!1})}function ci(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:O,depthTest:!1,depthWrite:!1})}function di(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex 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t.defines)n.push(e),n.push(t.defines[e]);return!1===t.isRawShaderMaterial&&(!function(e,t){e.push(t.precision),e.push(t.outputColorSpace),e.push(t.envMapMode),e.push(t.envMapCubeUVHeight),e.push(t.mapUv),e.push(t.alphaMapUv),e.push(t.lightMapUv),e.push(t.aoMapUv),e.push(t.bumpMapUv),e.push(t.normalMapUv),e.push(t.displacementMapUv),e.push(t.emissiveMapUv),e.push(t.metalnessMapUv),e.push(t.roughnessMapUv),e.push(t.anisotropyMapUv),e.push(t.clearcoatMapUv),e.push(t.clearcoatNormalMapUv),e.push(t.clearcoatRoughnessMapUv),e.push(t.iridescenceMapUv),e.push(t.iridescenceThicknessMapUv),e.push(t.sheenColorMapUv),e.push(t.sheenRoughnessMapUv),e.push(t.specularMapUv),e.push(t.specularColorMapUv),e.push(t.specularIntensityMapUv),e.push(t.transmissionMapUv),e.push(t.thicknessMapUv),e.push(t.combine),e.push(t.fogExp2),e.push(t.sizeAttenuation),e.push(t.morphTargetsCount),e.push(t.morphAttributeCount),e.push(t.numDirLights),e.push(t.numPointLights),e.push(t.numSpotLights),e.push(t.numSpotLightMaps),e.push(t.numHemiLights),e.push(t.numRectAreaLights),e.push(t.numDirLightShadows),e.push(t.numPointLightShadows),e.push(t.numSpotLightShadows),e.push(t.numSpotLightShadowsWithMaps),e.push(t.numLightProbes),e.push(t.shadowMapType),e.push(t.toneMapping),e.push(t.numClippingPlanes),e.push(t.numClipIntersection),e.push(t.depthPacking)}(n,t),function(e,t){l.disableAll(),t.supportsVertexTextures&&l.enable(0);t.instancing&&l.enable(1);t.instancingColor&&l.enable(2);t.instancingMorph&&l.enable(3);t.matcap&&l.enable(4);t.envMap&&l.enable(5);t.normalMapObjectSpace&&l.enable(6);t.normalMapTangentSpace&&l.enable(7);t.clearcoat&&l.enable(8);t.iridescence&&l.enable(9);t.alphaTest&&l.enable(10);t.vertexColors&&l.enable(11);t.vertexAlphas&&l.enable(12);t.vertexUv1s&&l.enable(13);t.vertexUv2s&&l.enable(14);t.vertexUv3s&&l.enable(15);t.vertexTangents&&l.enable(16);t.anisotropy&&l.enable(17);t.alphaHash&&l.enable(18);t.batching&&l.enable(19);t.dispersion&&l.enable(20);t.batchingColor&&l.enable(21);t.gradientMap&&l.enable(22);e.push(l.mask),l.disableAll(),t.fog&&l.enable(0);t.useFog&&l.enable(1);t.flatShading&&l.enable(2);t.logarithmicDepthBuffer&&l.enable(3);t.reversedDepthBuffer&&l.enable(4);t.skinning&&l.enable(5);t.morphTargets&&l.enable(6);t.morphNormals&&l.enable(7);t.morphColors&&l.enable(8);t.premultipliedAlpha&&l.enable(9);t.shadowMapEnabled&&l.enable(10);t.doubleSided&&l.enable(11);t.flipSided&&l.enable(12);t.useDepthPacking&&l.enable(13);t.dithering&&l.enable(14);t.transmission&&l.enable(15);t.sheen&&l.enable(16);t.opaque&&l.enable(17);t.pointsUvs&&l.enable(18);t.decodeVideoTexture&&l.enable(19);t.decodeVideoTextureEmissive&&l.enable(20);t.alphaToCoverage&&l.enable(21);e.push(l.mask)}(n,t),n.push(e.outputColorSpace)),n.push(t.customProgramCacheKey),n.join()},getUniforms:function(e){const t=v[e.type];let n;if(t){const e=Hn[t];n=pe.clone(e.uniforms)}else n=e.uniforms;return n},acquireProgram:function(t,n){let i;for(let e=0,t=f.length;e0?i.push(d):!0===o.transparent?r.push(d):n.push(d)},unshift:function(e,t,o,s,l,c){const d=a(e,t,o,s,l,c);o.transmission>0?i.unshift(d):!0===o.transparent?r.unshift(d):n.unshift(d)},finish:function(){for(let n=t,i=e.length;n1&&n.sort(e||qr),i.length>1&&i.sort(t||jr),r.length>1&&r.sort(t||jr)}}}function $r(){let e=new WeakMap;return{get:function(t,n){const i=e.get(t);let r;return void 0===i?(r=new Zr,e.set(t,[r])):n>=i.length?(r=new Zr,i.push(r)):r=i[n],r},dispose:function(){e=new WeakMap}}}function Qr(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let i;switch(t.type){case"DirectionalLight":i={direction:new r,color:new n};break;case"SpotLight":i={position:new r,direction:new r,color:new n,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new r,color:new n,distance:0,decay:0};break;case"HemisphereLight":i={direction:new r,skyColor:new n,groundColor:new n};break;case"RectAreaLight":i={color:new n,position:new r,halfWidth:new r,halfHeight:new r}}return e[t.id]=i,i}}}let Jr=0;function ea(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function ta(e){const n=new Qr,i=function(){const e={};return{get:function(n){if(void 0!==e[n.id])return e[n.id];let i;switch(n.type){case"DirectionalLight":case"SpotLight":i={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new t};break;case"PointLight":i={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new t,shadowCameraNear:1,shadowCameraFar:1e3}}return e[n.id]=i,i}}}(),a={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let e=0;e<9;e++)a.probe.push(new r);const o=new r,s=new f,l=new f;return{setup:function(t){let r=0,o=0,s=0;for(let e=0;e<9;e++)a.probe[e].set(0,0,0);let l=0,c=0,d=0,u=0,f=0,p=0,m=0,h=0,_=0,g=0,v=0;t.sort(ea);for(let e=0,E=t.length;e0&&(!0===e.has("OES_texture_float_linear")?(a.rectAreaLTC1=Gn.LTC_FLOAT_1,a.rectAreaLTC2=Gn.LTC_FLOAT_2):(a.rectAreaLTC1=Gn.LTC_HALF_1,a.rectAreaLTC2=Gn.LTC_HALF_2)),a.ambient[0]=r,a.ambient[1]=o,a.ambient[2]=s;const E=a.hash;E.directionalLength===l&&E.pointLength===c&&E.spotLength===d&&E.rectAreaLength===u&&E.hemiLength===f&&E.numDirectionalShadows===p&&E.numPointShadows===m&&E.numSpotShadows===h&&E.numSpotMaps===_&&E.numLightProbes===v||(a.directional.length=l,a.spot.length=d,a.rectArea.length=u,a.point.length=c,a.hemi.length=f,a.directionalShadow.length=p,a.directionalShadowMap.length=p,a.pointShadow.length=m,a.pointShadowMap.length=m,a.spotShadow.length=h,a.spotShadowMap.length=h,a.directionalShadowMatrix.length=p,a.pointShadowMatrix.length=m,a.spotLightMatrix.length=h+_-g,a.spotLightMap.length=_,a.numSpotLightShadowsWithMaps=g,a.numLightProbes=v,E.directionalLength=l,E.pointLength=c,E.spotLength=d,E.rectAreaLength=u,E.hemiLength=f,E.numDirectionalShadows=p,E.numPointShadows=m,E.numSpotShadows=h,E.numSpotMaps=_,E.numLightProbes=v,a.version=Jr++)},setupView:function(e,t){let n=0,i=0,r=0,c=0,d=0;const u=t.matrixWorldInverse;for(let t=0,f=e.length;t=r.length?(a=new 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F(a.x,a.y,{format:Ae,type:S})),v.uniforms.shadow_pass.value=t.map.texture,v.uniforms.resolution.value=t.mapSize,v.uniforms.radius.value=t.radius,e.setRenderTarget(t.mapPass),e.clear(),e.renderBufferDirect(i,null,r,v,x,null),T.uniforms.shadow_pass.value=t.mapPass.texture,T.uniforms.resolution.value=t.mapSize,T.uniforms.radius.value=t.radius,e.setRenderTarget(t.map),e.clear(),e.renderBufferDirect(i,null,r,T,x,null)}function L(t,n,i,r){let a=null;const o=!0===i.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==o)a=o;else if(a=r===te?f:!0===i.isPointLight?p:u,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0||!0===n.alphaToCoverage){const e=a.uuid,t=n.uuid;let i=m[e];void 0===i&&(i={},m[e]=i);let r=i[t];void 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n=r.groups;for(let c=0,d=n.length;ce.needsUpdate=!0):e.material.needsUpdate=!0)});for(let o=0,l=t.length;oh||a.y>h)&&(a.x>h&&(s.x=Math.floor(h/p.x),a.x=s.x*p.x,c.mapSize.x=s.x),a.y>h&&(s.y=Math.floor(h/p.y),a.y=s.y*p.y,c.mapSize.y=s.y)),null===c.map||!0===f){if(null!==c.map&&(null!==c.map.depthTexture&&(c.map.depthTexture.dispose(),c.map.depthTexture=null),c.map.dispose()),this.type===te){if(l.isPointLight){E("WebGLShadowMap: VSM shadow maps are not supported for PointLights. 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t=0;t0&&!1===J(t)){a.__webglMultisampledFramebuffer=e.createFramebuffer(),a.__webglColorRenderbuffer=[],i.bindFramebuffer(e.FRAMEBUFFER,a.__webglMultisampledFramebuffer);for(let n=0;n0)for(let r=0;r0)for(let i=0;i0)if(!1===J(t)){const n=t.textures,a=t.width,o=t.height;let s=e.COLOR_BUFFER_BIT;const l=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,d=r.get(t),u=n.length>1;if(u)for(let t=0;t0?i.bindFramebuffer(e.DRAW_FRAMEBUFFER,d.__webglFramebuffer[0]):i.bindFramebuffer(e.DRAW_FRAMEBUFFER,d.__webglFramebuffer);for(let i=0;i= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new o(new h(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class da extends Rn{constructor(e,n){super();const i=this;let a=null,o=1,s=null,l="local-floor",c=1,d=null,u=null,f=null,p=null,m=null,h=null;const _="undefined"!=typeof XRWebGLBinding,g=new ca,v={},S=n.getContextAttributes();let M=null,A=null;const R=[],b=[],C=new t;let L=null;const P=new w;P.viewport=new X;const U=new w;U.viewport=new X;const D=[P,U],I=new bn;let N=null,y=null;function O(e){const t=b.indexOf(e.inputSource);if(-1===t)return;const n=R[t];void 0!==n&&(n.update(e.inputSource,e.frame,d||s),n.dispatchEvent({type:e.type,data:e.inputSource}))}function B(){a.removeEventListener("select",O),a.removeEventListener("selectstart",O),a.removeEventListener("selectend",O),a.removeEventListener("squeeze",O),a.removeEventListener("squeezestart",O),a.removeEventListener("squeezeend",O),a.removeEventListener("end",B),a.removeEventListener("inputsourceschange",G);for(let e=0;e=0&&(b[i]=null,R[i].disconnect(n))}for(let t=0;t=b.length){b.push(n),i=e;break}if(null===b[e]){b[e]=n,i=e;break}}if(-1===i)break}const r=R[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getGripSpace()},this.getHand=function(e){let t=R[e];return void 0===t&&(t=new Cn,R[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){o=e,!0===i.isPresenting&&E("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){l=e,!0===i.isPresenting&&E("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return d||s},this.setReferenceSpace=function(e){d=e},this.getBaseLayer=function(){return null!==p?p:m},this.getBinding=function(){return null===f&&_&&(f=new XRWebGLBinding(a,n)),f},this.getFrame=function(){return h},this.getSession=function(){return a},this.setSession=async function(t){if(a=t,null!==a){M=e.getRenderTarget(),a.addEventListener("select",O),a.addEventListener("selectstart",O),a.addEventListener("selectend",O),a.addEventListener("squeeze",O),a.addEventListener("squeezestart",O),a.addEventListener("squeezeend",O),a.addEventListener("end",B),a.addEventListener("inputsourceschange",G),!0!==S.xrCompatible&&await n.makeXRCompatible(),L=e.getPixelRatio(),e.getSize(C);if(_&&"createProjectionLayer"in XRWebGLBinding.prototype){let t=null,i=null,r=null;S.depth&&(r=S.stencil?n.DEPTH24_STENCIL8:n.DEPTH_COMPONENT24,t=S.stencil?At:Ce,i=S.stencil?bt:be);const s={colorFormat:n.RGBA8,depthFormat:r,scaleFactor:o};f=this.getBinding(),p=f.createProjectionLayer(s),a.updateRenderState({layers:[p]}),e.setPixelRatio(1),e.setSize(p.textureWidth,p.textureHeight,!1),A=new F(p.textureWidth,p.textureHeight,{format:x,type:T,depthTexture:new $(p.textureWidth,p.textureHeight,i,void 0,void 0,void 0,void 0,void 0,void 0,t),stencilBuffer:S.stencil,colorSpace:e.outputColorSpace,samples:S.antialias?4:0,resolveDepthBuffer:!1===p.ignoreDepthValues,resolveStencilBuffer:!1===p.ignoreDepthValues})}else{const t={antialias:S.antialias,alpha:!0,depth:S.depth,stencil:S.stencil,framebufferScaleFactor:o};m=new XRWebGLLayer(a,n,t),a.updateRenderState({baseLayer:m}),e.setPixelRatio(1),e.setSize(m.framebufferWidth,m.framebufferHeight,!1),A=new F(m.framebufferWidth,m.framebufferHeight,{format:x,type:T,colorSpace:e.outputColorSpace,stencilBuffer:S.stencil,resolveDepthBuffer:!1===m.ignoreDepthValues,resolveStencilBuffer:!1===m.ignoreDepthValues})}A.isXRRenderTarget=!0,this.setFoveation(c),d=null,s=await a.requestReferenceSpace(l),z.setContext(a),z.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==a)return a.environmentBlendMode},this.getDepthTexture=function(){return g.getDepthTexture()};const H=new r,V=new r;function k(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===a)return;let t=e.near,n=e.far;null!==g.texture&&(g.depthNear>0&&(t=g.depthNear),g.depthFar>0&&(n=g.depthFar)),I.near=U.near=P.near=t,I.far=U.far=P.far=n,N===I.near&&y===I.far||(a.updateRenderState({depthNear:I.near,depthFar:I.far}),N=I.near,y=I.far),I.layers.mask=6|e.layers.mask,P.layers.mask=3&I.layers.mask,U.layers.mask=5&I.layers.mask;const i=e.parent,r=I.cameras;k(I,i);for(let e=0;e0&&(e.alphaTest.value=i.alphaTest);const r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,ua.copy(o),ua.x*=-1,ua.y*=-1,ua.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(ua.y*=-1,ua.z*=-1),e.envMapRotation.value.setFromMatrix4(fa.makeRotationFromEuler(ua)),e.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,g(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isMeshBasicMaterial||r.isMeshLambertMaterial?i(e,r):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function ma(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return i[a]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else if(!1===e.equals(r))return e.copy(r),!0}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?E("WebGLRenderer: Texture samplers can not be part of an uniforms group."):E("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),u=!!n.morphAttributes.position,f=!!n.morphAttributes.normal,p=!!n.morphAttributes.color;let m=I;i.toneMapped&&(null!==O&&!0!==O.isXRRenderTarget||(m=U.toneMapping));const h=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,_=void 0!==h?h.length:0,g=ge.get(i),v=C.state.lights;if(!0===re&&(!0===ae||e!==k)){const t=e===k&&i.id===B;De.setState(i,e,t)}let E=!1;i.version===g.__version?g.needsLights&&g.lightsStateVersion!==v.state.version||g.outputColorSpace!==s||r.isBatchedMesh&&!1===g.batching?E=!0:r.isBatchedMesh||!0!==g.batching?r.isBatchedMesh&&!0===g.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===g.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===g.instancing?E=!0:r.isInstancedMesh||!0!==g.instancing?r.isSkinnedMesh&&!1===g.skinning?E=!0:r.isSkinnedMesh||!0!==g.skinning?r.isInstancedMesh&&!0===g.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===g.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===g.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===g.instancingMorph&&null!==r.morphTexture||g.envMap!==l||!0===i.fog&&g.fog!==a?E=!0:void 0===g.numClippingPlanes||g.numClippingPlanes===De.numPlanes&&g.numIntersection===De.numIntersection?(g.vertexAlphas!==c||g.vertexTangents!==d||g.morphTargets!==u||g.morphNormals!==f||g.morphColors!==p||g.toneMapping!==m||g.morphTargetsCount!==_)&&(E=!0):E=!0:E=!0:E=!0:E=!0:(E=!0,g.__version=i.version);let T=g.currentProgram;!0===E&&(T=rt(i,t,r));let M=!1,x=!1,A=!1;const R=T.getUniforms(),b=g.uniforms;he.useProgram(T.program)&&(M=!0,x=!0,A=!0);i.id!==B&&(B=i.id,x=!0);if(M||k!==e){he.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),R.setValue(He,"projectionMatrix",e.projectionMatrix),R.setValue(He,"viewMatrix",e.matrixWorldInverse);const t=R.map.cameraPosition;void 0!==t&&t.setValue(He,se.setFromMatrixPosition(e.matrixWorld)),pe.logarithmicDepthBuffer&&R.setValue(He,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&R.setValue(He,"isOrthographic",!0===e.isOrthographicCamera),k!==e&&(k=e,x=!0,A=!0)}g.needsLights&&(v.state.directionalShadowMap.length>0&&R.setValue(He,"directionalShadowMap",v.state.directionalShadowMap,ve),v.state.spotShadowMap.length>0&&R.setValue(He,"spotShadowMap",v.state.spotShadowMap,ve),v.state.pointShadowMap.length>0&&R.setValue(He,"pointShadowMap",v.state.pointShadowMap,ve));if(r.isSkinnedMesh){R.setOptional(He,r,"bindMatrix"),R.setOptional(He,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),R.setValue(He,"boneTexture",e.boneTexture,ve))}r.isBatchedMesh&&(R.setOptional(He,r,"batchingTexture"),R.setValue(He,"batchingTexture",r._matricesTexture,ve),R.setOptional(He,r,"batchingIdTexture"),R.setValue(He,"batchingIdTexture",r._indirectTexture,ve),R.setOptional(He,r,"batchingColorTexture"),null!==r._colorsTexture&&R.setValue(He,"batchingColorTexture",r._colorsTexture,ve));const L=n.morphAttributes;void 0===L.position&&void 0===L.normal&&void 0===L.color||Ne.update(r,n,T);(x||g.receiveShadow!==r.receiveShadow)&&(g.receiveShadow=r.receiveShadow,R.setValue(He,"receiveShadow",r.receiveShadow));i.isMeshGouraudMaterial&&null!==i.envMap&&(b.envMap.value=l,b.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1);i.isMeshStandardMaterial&&null===i.envMap&&null!==t.environment&&(b.envMapIntensity.value=t.environmentIntensity);void 0!==b.dfgLUT&&(b.dfgLUT.value=(null===_a&&(_a=new Pn(ha,16,16,Ae,S),_a.name="DFG_LUT",_a.minFilter=H,_a.magFilter=H,_a.wrapS=ut,_a.wrapT=ut,_a.generateMipmaps=!1,_a.needsUpdate=!0),_a));x&&(R.setValue(He,"toneMappingExposure",U.toneMappingExposure),g.needsLights&&(D=A,(P=b).ambientLightColor.needsUpdate=D,P.lightProbe.needsUpdate=D,P.directionalLights.needsUpdate=D,P.directionalLightShadows.needsUpdate=D,P.pointLights.needsUpdate=D,P.pointLightShadows.needsUpdate=D,P.spotLights.needsUpdate=D,P.spotLightShadows.needsUpdate=D,P.rectAreaLights.needsUpdate=D,P.hemisphereLights.needsUpdate=D),a&&!0===i.fog&&Le.refreshFogUniforms(b,a),Le.refreshMaterialUniforms(b,i,$,Z,C.state.transmissionRenderTarget[e.id]),Mr.upload(He,at(g),b,ve));var P,D;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Mr.upload(He,at(g),b,ve),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&R.setValue(He,"center",r.center);if(R.setValue(He,"modelViewMatrix",r.modelViewMatrix),R.setValue(He,"normalMatrix",r.normalMatrix),R.setValue(He,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){ge.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==fe.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let je=null;function Ze(){Qe.stop()}function $e(){Qe.start()}const Qe=new On;function Je(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)C.pushLight(e),e.castShadow&&C.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||ie.intersectsSprite(e)){i&&le.setFromMatrixPosition(e.matrixWorld).applyMatrix4(oe);const t=Re.update(e),r=e.material;r.visible&&b.push(e,t,r,n,le.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||ie.intersectsObject(e))){const t=Re.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),le.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),le.copy(t.boundingSphere.center)),le.applyMatrix4(e.matrixWorld).applyMatrix4(oe)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&nt(r,t,n),a.length>0&&nt(a,t,n),o.length>0&&nt(o,t,n),he.buffers.depth.setTest(!0),he.buffers.depth.setMask(!0),he.buffers.color.setMask(!0),he.setPolygonOffset(!1)}function tt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;void 0===C.state.transmissionRenderTarget[i.id]&&(C.state.transmissionRenderTarget[i.id]=new F(1,1,{generateMipmaps:!0,type:fe.has("EXT_color_buffer_half_float")||fe.has("EXT_color_buffer_float")?S:T,minFilter:pt,samples:4,stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:p.workingColorSpace}));const r=C.state.transmissionRenderTarget[i.id],a=i.viewport||W;r.setSize(a.z*U.transmissionResolutionScale,a.w*U.transmissionResolutionScale);const s=U.getRenderTarget(),l=U.getActiveCubeFace(),d=U.getActiveMipmapLevel();U.setRenderTarget(r),U.getClearColor(K),q=U.getClearAlpha(),q<1&&U.setClearColor(16777215,.5),U.clear(),de&&Ie.render(n);const u=U.toneMapping;U.toneMapping=I;const f=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),C.setupLightsView(i),!0===re&&De.setGlobalState(U.clippingPlanes,i),nt(e,n,i),ve.updateMultisampleRenderTarget(r),ve.updateRenderTargetMipmap(r),!1===fe.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0)for(let t=0,a=n.length;t0&&tt(i,r,e,t),de&&Ie.render(e),et(b,e,t);null!==O&&0===N&&(ve.updateMultisampleRenderTarget(O),ve.updateRenderTargetMipmap(O)),!0===e.isScene&&e.onAfterRender(U,e,t),Be.resetDefaultState(),B=-1,k=null,P.pop(),P.length>0?(C=P[P.length-1],!0===re&&De.setGlobalState(U.clippingPlanes,C.state.camera)):C=null,L.pop(),b=L.length>0?L[L.length-1]:null},this.getActiveCubeFace=function(){return w},this.getActiveMipmapLevel=function(){return N},this.getRenderTarget=function(){return O},this.setRenderTargetTextures=function(e,t,n){const i=ge.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),ge.get(e.texture).__webglTexture=t,ge.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=ge.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const st=He.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){O=e,w=t,N=n;let i=!0,r=null,a=!1,o=!1;if(e){const s=ge.get(e);if(void 0!==s.__useDefaultFramebuffer)he.bindFramebuffer(He.FRAMEBUFFER,null),i=!1;else if(void 0===s.__webglFramebuffer)ve.setupRenderTarget(e);else if(s.__hasExternalTextures)ve.rebindTextures(e,ge.get(e.texture).__webglTexture,ge.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(s.__boundDepthTexture!==t){if(null!==t&&ge.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");ve.setupDepthRenderbuffer(e)}}const l=e.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(o=!0);const c=ge.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(r=Array.isArray(c[t])?c[t][n]:c[t],a=!0):r=e.samples>0&&!1===ve.useMultisampledRTT(e)?ge.get(e).__webglMultisampledFramebuffer:Array.isArray(c)?c[n]:c,W.copy(e.viewport),z.copy(e.scissor),Y=e.scissorTest}else W.copy(ee).multiplyScalar($).floor(),z.copy(te).multiplyScalar($).floor(),Y=ne;0!==n&&(r=st);if(he.bindFramebuffer(He.FRAMEBUFFER,r)&&i&&he.drawBuffers(e,r),he.viewport(W),he.scissor(z),he.setScissorTest(Y),a){const i=ge.get(e.texture);He.framebufferTexture2D(He.FRAMEBUFFER,He.COLOR_ATTACHMENT0,He.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(o){const i=t;for(let t=0;t=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&(e.textures.length>1&&He.readBuffer(He.COLOR_ATTACHMENT0+s),He.readPixels(t,n,i,r,Fe.convert(l),Fe.convert(c),a))}finally{const e=null!==O?ge.get(O).__webglFramebuffer:null;he.bindFramebuffer(He.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ge.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){he.bindFramebuffer(He.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(!pe.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!pe.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=He.createBuffer();He.bindBuffer(He.PIXEL_PACK_BUFFER,u),He.bufferData(He.PIXEL_PACK_BUFFER,a.byteLength,He.STREAM_READ),e.textures.length>1&&He.readBuffer(He.COLOR_ATTACHMENT0+s),He.readPixels(t,n,i,r,Fe.convert(c),Fe.convert(d),0);const f=null!==O?ge.get(O).__webglFramebuffer:null;he.bindFramebuffer(He.FRAMEBUFFER,f);const p=He.fenceSync(He.SYNC_GPU_COMMANDS_COMPLETE,0);return He.flush(),await yn(He,p,4),He.bindBuffer(He.PIXEL_PACK_BUFFER,u),He.getBufferSubData(He.PIXEL_PACK_BUFFER,0,a),He.deleteBuffer(u),He.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;ve.setTexture2D(e,0),He.copyTexSubImage2D(He.TEXTURE_2D,n,0,0,o,s,r,a),he.unbindTexture()};const lt=He.createFramebuffer(),ct=He.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=null){let o,s,l,c,d,u,f,p,m;null===a&&(0!==r?(V("WebGLRenderer: copyTextureToTexture function signature has changed to support src and dst mipmap levels."),a=r,r=0):a=0);const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=Fe.convert(t.format),g=Fe.convert(t.type);let v;t.isData3DTexture?(ve.setTexture3D(t,0),v=He.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(ve.setTexture2DArray(t,0),v=He.TEXTURE_2D_ARRAY):(ve.setTexture2D(t,0),v=He.TEXTURE_2D),He.pixelStorei(He.UNPACK_FLIP_Y_WEBGL,t.flipY),He.pixelStorei(He.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),He.pixelStorei(He.UNPACK_ALIGNMENT,t.unpackAlignment);const E=He.getParameter(He.UNPACK_ROW_LENGTH),S=He.getParameter(He.UNPACK_IMAGE_HEIGHT),T=He.getParameter(He.UNPACK_SKIP_PIXELS),M=He.getParameter(He.UNPACK_SKIP_ROWS),x=He.getParameter(He.UNPACK_SKIP_IMAGES);He.pixelStorei(He.UNPACK_ROW_LENGTH,h.width),He.pixelStorei(He.UNPACK_IMAGE_HEIGHT,h.height),He.pixelStorei(He.UNPACK_SKIP_PIXELS,c),He.pixelStorei(He.UNPACK_SKIP_ROWS,d),He.pixelStorei(He.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=ge.get(e),i=ge.get(t),h=ge.get(n.__renderTarget),_=ge.get(i.__renderTarget);he.bindFramebuffer(He.READ_FRAMEBUFFER,h.__webglFramebuffer),he.bindFramebuffer(He.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;n { const vogelDiskSample = Fn( ( [ sampleIndex, samplesCount, phi ] ) => { const goldenAngle = float( 2.399963229728653 ); // 2π * (2 - φ) where φ is golden ratio - const r = sqrt( float( sampleIndex ).add( 0.5 ) ).div( sqrt( float( samplesCount ) ) ); + const r = sqrt( float( sampleIndex ).add( 0.5 ).div( float( samplesCount ) ) ); const theta = float( sampleIndex ).mul( goldenAngle ).add( phi ); return vec2( cos( theta ), sin( theta ) ).mul( r ); diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index 182b8750bf6bfb..7fb29e7ff2dbff 100644 --- a/build/three.webgpu.min.js +++ b/build/three.webgpu.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2025 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,NearestFilter as A,Sphere as E,BackSide as w,DoubleSide as C,Euler as M,CubeTexture as B,CubeReflectionMapping as L,CubeRefractionMapping as P,TangentSpaceNormalMap as F,NoNormalPacking as D,NormalRGPacking as I,NormalGAPacking as U,ObjectSpaceNormalMap as O,RGFormat as V,RED_GREEN_RGTC2_Format as k,RG11_EAC_Format as G,InstancedInterleavedBuffer as z,InstancedBufferAttribute as $,DataArrayTexture as W,FloatType as H,FramebufferTexture as j,LinearMipmapLinearFilter as q,DepthTexture as X,Material as K,LineBasicMaterial as Y,LineDashedMaterial as Q,NoBlending as Z,MeshNormalMaterial as J,SRGBColorSpace as ee,WebGLCubeRenderTarget as te,BoxGeometry as re,Mesh as se,Scene as ie,LinearFilter as ne,CubeCamera as ae,EquirectangularReflectionMapping as oe,EquirectangularRefractionMapping as ue,AddOperation as le,MixOperation as de,MultiplyOperation as ce,MeshBasicMaterial as he,MeshLambertMaterial as pe,MeshPhongMaterial as ge,DataTexture as me,HalfFloatType as fe,ClampToEdgeWrapping as ye,BufferGeometry as be,OrthographicCamera as xe,PerspectiveCamera as Te,RenderTarget as _e,LinearSRGBColorSpace as ve,RGBAFormat as Ne,CubeUVReflectionMapping as Se,BufferAttribute as Re,MeshStandardMaterial as Ae,MeshPhysicalMaterial as Ee,MeshToonMaterial as we,MeshMatcapMaterial as Ce,SpriteMaterial as Me,PointsMaterial as Be,ShadowMaterial as Le,Uint32BufferAttribute as Pe,Uint16BufferAttribute as Fe,arrayNeedsUint32 as De,Camera as Ie,DepthStencilFormat as Ue,DepthFormat as Oe,UnsignedInt248Type as Ve,UnsignedByteType as ke,Plane as Ge,Object3D as ze,LinearMipMapLinearFilter as $e,Float32BufferAttribute as We,UVMapping as He,VSMShadowMap as je,LessCompare as qe,BasicShadowMap as Xe,CubeDepthTexture as Ke,SphereGeometry as Ye,NormalBlending as Qe,LinearMipmapNearestFilter as Ze,NearestMipmapLinearFilter as Je,Float16BufferAttribute as et,REVISION as tt,ArrayCamera as rt,PlaneGeometry as st,FrontSide as it,CustomBlending as nt,AddEquation as at,ZeroFactor as ot,CylinderGeometry as ut,Quaternion as lt,WebXRController as dt,RAD2DEG as ct,PCFShadowMap as ht,FrustumArray as pt,Frustum as gt,RedIntegerFormat as mt,RedFormat as ft,ShortType as yt,ByteType as bt,UnsignedShortType as xt,RGIntegerFormat as Tt,RGBIntegerFormat as _t,RGBFormat as vt,RGBAIntegerFormat as Nt,TimestampQuery as St,createCanvasElement as Rt,ReverseSubtractEquation as At,SubtractEquation as Et,OneMinusDstAlphaFactor as wt,OneMinusDstColorFactor as Ct,OneMinusSrcAlphaFactor as Mt,OneMinusSrcColorFactor as Bt,DstAlphaFactor as Lt,DstColorFactor as Pt,SrcAlphaSaturateFactor as Ft,SrcAlphaFactor as Dt,SrcColorFactor as It,OneFactor as Ut,CullFaceNone as Ot,CullFaceBack as Vt,CullFaceFront as kt,MultiplyBlending as Gt,SubtractiveBlending as zt,AdditiveBlending as $t,NotEqualDepth as Wt,GreaterDepth as Ht,GreaterEqualDepth as jt,EqualDepth as qt,LessEqualDepth as Xt,LessDepth as Kt,AlwaysDepth as Yt,NeverDepth as Qt,UnsignedShort4444Type as Zt,UnsignedShort5551Type as Jt,UnsignedInt5999Type as er,UnsignedInt101111Type as tr,AlphaFormat as rr,RGB_S3TC_DXT1_Format as sr,RGBA_S3TC_DXT1_Format as ir,RGBA_S3TC_DXT3_Format as nr,RGBA_S3TC_DXT5_Format as ar,RGB_PVRTC_4BPPV1_Format as or,RGB_PVRTC_2BPPV1_Format as ur,RGBA_PVRTC_4BPPV1_Format as lr,RGBA_PVRTC_2BPPV1_Format as dr,RGB_ETC1_Format as cr,RGB_ETC2_Format as hr,RGBA_ETC2_EAC_Format as pr,R11_EAC_Format as gr,SIGNED_R11_EAC_Format as mr,SIGNED_RG11_EAC_Format as fr,RGBA_ASTC_4x4_Format as yr,RGBA_ASTC_5x4_Format as br,RGBA_ASTC_5x5_Format as xr,RGBA_ASTC_6x5_Format as Tr,RGBA_ASTC_6x6_Format as _r,RGBA_ASTC_8x5_Format as vr,RGBA_ASTC_8x6_Format as Nr,RGBA_ASTC_8x8_Format as Sr,RGBA_ASTC_10x5_Format as Rr,RGBA_ASTC_10x6_Format as Ar,RGBA_ASTC_10x8_Format as Er,RGBA_ASTC_10x10_Format as wr,RGBA_ASTC_12x10_Format as Cr,RGBA_ASTC_12x12_Format as Mr,RGBA_BPTC_Format as Br,RED_RGTC1_Format as Lr,SIGNED_RED_RGTC1_Format as Pr,SIGNED_RED_GREEN_RGTC2_Format as Fr,MirroredRepeatWrapping as Dr,RepeatWrapping as Ir,NearestMipmapNearestFilter as Ur,NotEqualCompare as Or,GreaterCompare as Vr,GreaterEqualCompare as kr,EqualCompare as Gr,LessEqualCompare as zr,AlwaysCompare as $r,NeverCompare as Wr,LinearTransfer as Hr,getByteLength as jr,isTypedArray as qr,NotEqualStencilFunc as Xr,GreaterStencilFunc as Kr,GreaterEqualStencilFunc as Yr,EqualStencilFunc as Qr,LessEqualStencilFunc as Zr,LessStencilFunc as Jr,AlwaysStencilFunc as es,NeverStencilFunc as ts,DecrementWrapStencilOp as rs,IncrementWrapStencilOp as ss,DecrementStencilOp as is,IncrementStencilOp as ns,InvertStencilOp as as,ReplaceStencilOp as os,ZeroStencilOp as us,KeepStencilOp as ls,MaxEquation as ds,MinEquation as cs,SpotLight as hs,PointLight as ps,DirectionalLight as gs,RectAreaLight as ms,AmbientLight as fs,HemisphereLight as ys,LightProbe as bs,LinearToneMapping as xs,ReinhardToneMapping as Ts,CineonToneMapping as _s,ACESFilmicToneMapping as vs,AgXToneMapping as Ns,NeutralToneMapping as Ss,Group as Rs,Loader as As,FileLoader as Es,MaterialLoader as ws,ObjectLoader as Cs}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HemisphereLightHelper,IcosahedronGeometry,IdentityDepthPacking,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,PCFSoftShadowMap,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Ms=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Bs=new WeakMap;class Ls{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Ms,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,material:s,object:i}=e;if(t={material:this.getMaterialData(s),geometry:{id:r.id,attributes:this.getAttributesData(r.attributes),indexVersion:r.index?r.index.version:null,drawRange:{start:r.drawRange.start,count:r.drawRange.count}},worldMatrix:i.matrixWorld.clone()},i.center&&(t.center=i.center.clone()),i.morphTargetInfluences&&(t.morphTargetInfluences=i.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Fs=e=>Ps(e),Ds=e=>Ps(e),Is=(...e)=>Ps(e),Us=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Os=new WeakMap;function Vs(e){return Us.get(e)}function ks(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Gs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function zs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function $s(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Hs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Xs(u[0]):null}function js(e){let t=Os.get(e);return void 0===t&&(t={},Os.set(e,t)),t}function qs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ks=Object.freeze({__proto__:null,arrayBufferToBase64:qs,base64ToArrayBuffer:Xs,getAlignmentFromType:$s,getDataFromObject:js,getLengthFromType:Gs,getMemoryLengthFromType:zs,getTypeFromLength:Vs,getTypedArrayFromType:ks,getValueFromType:Hs,getValueType:Ws,hash:Is,hashArray:Ds,hashString:Fs});const Ys={VERTEX:"vertex",FRAGMENT:"fragment"},Qs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Zs={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Js={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ei=["fragment","vertex"],ti=["setup","analyze","generate"],ri=[...ei,"compute"],si=["x","y","z","w"],ii={analyze:"setup",generate:"analyze"};let ni=0;class ai extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Qs.NONE,this.updateBeforeType=Qs.NONE,this.updateAfterType=Qs.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ni++})}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,Qs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Qs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Qs.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}class oi extends ai{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ui extends ai{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class li extends ai{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class di extends li{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const ci=si.join("");class hi extends ai{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(si.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===ci.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class pi extends li{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");ai.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==xi?xi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=Ti.get("assign");return this.addToStack(t(...e))}},ai.prototype.toVarIntent=function(){return this},ai.prototype.get=function(e){return new bi(this,e)};const Ni={};function Si(e,t,r){Ni[e]=Ni[t]=Ni[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new hi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();ai.prototype["set"+s]=ai.prototype["set"+i]=ai.prototype["set"+n]=function(t){const r=vi(e);return new pi(this,r,Yi(t))},ai.prototype["flip"+s]=ai.prototype["flip"+i]=ai.prototype["flip"+n]=function(){const t=vi(e);return new gi(this,t)}}const Ri=["x","y","z","w"],Ai=["r","g","b","a"],Ei=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ri[e],r=Ai[e],s=Ei[e];Si(t,r,s);for(let i=0;i<4;i++){t=Ri[e]+Ri[i],r=Ai[e]+Ai[i],s=Ei[e]+Ei[i],Si(t,r,s);for(let n=0;n<4;n++){t=Ri[e]+Ri[i]+Ri[n],r=Ai[e]+Ai[i]+Ai[n],s=Ei[e]+Ei[i]+Ei[n],Si(t,r,s);for(let a=0;a<4;a++)t=Ri[e]+Ri[i]+Ri[n]+Ri[a],r=Ai[e]+Ai[i]+Ai[n]+Ai[a],s=Ei[e]+Ei[i]+Ei[n]+Ei[a],Si(t,r,s)}}}for(let e=0;e<32;e++)Ni[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new oi(this,new yi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};Object.defineProperties(ai.prototype,Ni);const wi=new WeakMap,Ci=function(e,t=null){for(const r in e)e[r]=Yi(e[r],t);return e},Mi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...Ji(d(t)))):null!==r?(r=Yi(r),n=(...s)=>i(new e(t,...Ji(d(s)),r))):n=(...r)=>i(new e(t,...Ji(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Li=function(e,...t){return Yi(new e(...Ji(t)))};class Pi extends ai{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=wi.get(e.constructor);void 0===s&&(s=new WeakMap,wi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Yi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Zi(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Yi(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return Zi(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Yi(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof ai&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Yi(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Yi(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Fi extends ai{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Pi(this,e)}setup(){return this.call()}}const Di=[!1,!0],Ii=[0,1,2,3],Ui=[-1,-2],Oi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],Vi=new Map;for(const e of Di)Vi.set(e,new yi(e));const ki=new Map;for(const e of Ii)ki.set(e,new yi(e,"uint"));const Gi=new Map([...ki].map(e=>new yi(e.value,"int")));for(const e of Ui)Gi.set(e,new yi(e,"int"));const zi=new Map([...Gi].map(e=>new yi(e.value)));for(const e of Oi)zi.set(e,new yi(e));for(const e of Oi)zi.set(-e,new yi(-e));const $i={bool:Vi,uint:ki,ints:Gi,float:zi},Wi=new Map([...Vi,...zi]),Hi=(e,t)=>Wi.has(e)?Wi.get(e):!0===e.isNode?e:new yi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),Yi(new yi(0,e));if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Hs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Qi(t.get(r[0]));if(1===r.length){const t=Hi(r[0],e);return t.nodeType===e?Qi(t):Qi(new ui(t,e))}const s=r.map(e=>Hi(e));return Qi(new di(s,e))}},qi=e=>"object"==typeof e&&null!==e?e.value:e,Xi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ki(e,t){return new Fi(e,t)}const Yi=(e,t=null)=>function(e,t=null){const r=Ws(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Yi(Hi(e,t)):"shader"===r?e.isFn?e:an(e):e}(e,t),Qi=(e,t=null)=>Yi(e,t).toVarIntent(),Zi=(e,t=null)=>new Ci(e,t),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null,r=null,s=null)=>new Bi(e,t,r,s),tn=(e,...t)=>new Li(e,...t),rn=(e,t=null,r=null,s={})=>new Bi(e,t,r,{...s,intent:!0});let sn=0;class nn extends ai{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type."),t=null)),this.shaderNode=new Ki(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+sn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".'),e.generateConst(t)}}function an(e,t=null){const r=new nn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const on=e=>{xi=e},un=()=>xi,ln=(...e)=>xi.If(...e);function dn(e){return xi&&xi.addToStack(e),e}_i("toStack",dn);const cn=new ji("color"),hn=new ji("float",$i.float),pn=new ji("int",$i.ints),gn=new ji("uint",$i.uint),mn=new ji("bool",$i.bool),fn=new ji("vec2"),yn=new ji("ivec2"),bn=new ji("uvec2"),xn=new ji("bvec2"),Tn=new ji("vec3"),_n=new ji("ivec3"),vn=new ji("uvec3"),Nn=new ji("bvec3"),Sn=new ji("vec4"),Rn=new ji("ivec4"),An=new ji("uvec4"),En=new ji("bvec4"),wn=new ji("mat2"),Cn=new ji("mat3"),Mn=new ji("mat4");_i("toColor",cn),_i("toFloat",hn),_i("toInt",pn),_i("toUint",gn),_i("toBool",mn),_i("toVec2",fn),_i("toIVec2",yn),_i("toUVec2",bn),_i("toBVec2",xn),_i("toVec3",Tn),_i("toIVec3",_n),_i("toUVec3",vn),_i("toBVec3",Nn),_i("toVec4",Sn),_i("toIVec4",Rn),_i("toUVec4",An),_i("toBVec4",En),_i("toMat2",wn),_i("toMat3",Cn),_i("toMat4",Mn);const Bn=en(oi).setParameterLength(2),Ln=(e,t)=>Yi(new ui(Yi(e),t));_i("element",Bn),_i("convert",Ln);_i("append",e=>(d("TSL: .append() has been renamed to .toStack()."),dn(e)));class Pn extends ai{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Fs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Fn=(e,t)=>Yi(new Pn(e,t)),Dn=(e,t)=>Yi(new Pn(e,t,!0)),In=tn(Pn,"vec4","DiffuseColor"),Un=tn(Pn,"vec3","DiffuseContribution"),On=tn(Pn,"vec3","EmissiveColor"),Vn=tn(Pn,"float","Roughness"),kn=tn(Pn,"float","Metalness"),Gn=tn(Pn,"float","Clearcoat"),zn=tn(Pn,"float","ClearcoatRoughness"),$n=tn(Pn,"vec3","Sheen"),Wn=tn(Pn,"float","SheenRoughness"),Hn=tn(Pn,"float","Iridescence"),jn=tn(Pn,"float","IridescenceIOR"),qn=tn(Pn,"float","IridescenceThickness"),Xn=tn(Pn,"float","AlphaT"),Kn=tn(Pn,"float","Anisotropy"),Yn=tn(Pn,"vec3","AnisotropyT"),Qn=tn(Pn,"vec3","AnisotropyB"),Zn=tn(Pn,"color","SpecularColor"),Jn=tn(Pn,"color","SpecularColorBlended"),ea=tn(Pn,"float","SpecularF90"),ta=tn(Pn,"float","Shininess"),ra=tn(Pn,"vec4","Output"),sa=tn(Pn,"float","dashSize"),ia=tn(Pn,"float","gapSize"),na=tn(Pn,"float","pointWidth"),aa=tn(Pn,"float","IOR"),oa=tn(Pn,"float","Transmission"),ua=tn(Pn,"float","Thickness"),la=tn(Pn,"float","AttenuationDistance"),da=tn(Pn,"color","AttenuationColor"),ca=tn(Pn,"float","Dispersion");class ha extends ai{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const pa=e=>new ha(e),ga=(e,t=0)=>new ha(e,!0,t),ma=ga("frame"),fa=ga("render"),ya=pa("object");class ba extends mi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ya}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const xa=(e,t)=>{const r=Xi(t||e);if(r===e&&(e=Hs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return Yi(new ba(e,r))};class Ta extends li{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType&&(this.nodeType=this.values[0].getNodeType(e)),this.nodeType}getElementType(e){return this.getNodeType(e)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const _a=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ta(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ta(r,s)}return Yi(t)};_i("toArray",(e,t)=>_a(Array(t).fill(e)));class va extends li{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return si.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getNodeProperties(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?Ji(t):Zi(t[0]),new Sa(Yi(e),t));_i("call",Ra);const Aa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ea extends li{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ea(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const wa=rn(Ea,"+").setParameterLength(2,1/0).setName("add"),Ca=rn(Ea,"-").setParameterLength(2,1/0).setName("sub"),Ma=rn(Ea,"*").setParameterLength(2,1/0).setName("mul"),Ba=rn(Ea,"/").setParameterLength(2,1/0).setName("div"),La=rn(Ea,"%").setParameterLength(2).setName("mod"),Pa=rn(Ea,"==").setParameterLength(2).setName("equal"),Fa=rn(Ea,"!=").setParameterLength(2).setName("notEqual"),Da=rn(Ea,"<").setParameterLength(2).setName("lessThan"),Ia=rn(Ea,">").setParameterLength(2).setName("greaterThan"),Ua=rn(Ea,"<=").setParameterLength(2).setName("lessThanEqual"),Oa=rn(Ea,">=").setParameterLength(2).setName("greaterThanEqual"),Va=rn(Ea,"&&").setParameterLength(2,1/0).setName("and"),ka=rn(Ea,"||").setParameterLength(2,1/0).setName("or"),Ga=rn(Ea,"!").setParameterLength(1).setName("not"),za=rn(Ea,"^^").setParameterLength(2).setName("xor"),$a=rn(Ea,"&").setParameterLength(2).setName("bitAnd"),Wa=rn(Ea,"~").setParameterLength(1).setName("bitNot"),Ha=rn(Ea,"|").setParameterLength(2).setName("bitOr"),ja=rn(Ea,"^").setParameterLength(2).setName("bitXor"),qa=rn(Ea,"<<").setParameterLength(2).setName("shiftLeft"),Xa=rn(Ea,">>").setParameterLength(2).setName("shiftRight"),Ka=an(([e])=>(e.addAssign(1),e)),Ya=an(([e])=>(e.subAssign(1),e)),Qa=an(([e])=>{const t=pn(e).toConst();return e.addAssign(1),t}),Za=an(([e])=>{const t=pn(e).toConst();return e.subAssign(1),t});_i("add",wa),_i("sub",Ca),_i("mul",Ma),_i("div",Ba),_i("mod",La),_i("equal",Pa),_i("notEqual",Fa),_i("lessThan",Da),_i("greaterThan",Ia),_i("lessThanEqual",Ua),_i("greaterThanEqual",Oa),_i("and",Va),_i("or",ka),_i("not",Ga),_i("xor",za),_i("bitAnd",$a),_i("bitNot",Wa),_i("bitOr",Ha),_i("bitXor",ja),_i("shiftLeft",qa),_i("shiftRight",Xa),_i("incrementBefore",Ka),_i("decrementBefore",Ya),_i("increment",Qa),_i("decrement",Za);const Ja=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(pn(e),pn(t)));_i("modInt",Ja);class eo extends li{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===eo.MAX||e===eo.MIN)&&arguments.length>3){let i=new eo(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===eo.LENGTH||t===eo.DISTANCE||t===eo.DOT?"float":t===eo.CROSS?"vec3":t===eo.ALL||t===eo.ANY?"bool":t===eo.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===eo.ONE_MINUS)i=Ca(1,t);else if(s===eo.RECIPROCAL)i=Ba(1,t);else if(s===eo.DIFFERENCE)i=wo(Ca(t,r));else if(s===eo.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Sn(Tn(n),0):s=Sn(Tn(s),0);const a=Ma(s,n).xyz;i=To(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===eo.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===eo.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===eo.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==eo.MIN&&r!==eo.MAX?r===eo.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===eo.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===eo.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==eo.DFDX&&r!==eo.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}eo.ALL="all",eo.ANY="any",eo.RADIANS="radians",eo.DEGREES="degrees",eo.EXP="exp",eo.EXP2="exp2",eo.LOG="log",eo.LOG2="log2",eo.SQRT="sqrt",eo.INVERSE_SQRT="inversesqrt",eo.FLOOR="floor",eo.CEIL="ceil",eo.NORMALIZE="normalize",eo.FRACT="fract",eo.SIN="sin",eo.COS="cos",eo.TAN="tan",eo.ASIN="asin",eo.ACOS="acos",eo.ATAN="atan",eo.ABS="abs",eo.SIGN="sign",eo.LENGTH="length",eo.NEGATE="negate",eo.ONE_MINUS="oneMinus",eo.DFDX="dFdx",eo.DFDY="dFdy",eo.ROUND="round",eo.RECIPROCAL="reciprocal",eo.TRUNC="trunc",eo.FWIDTH="fwidth",eo.TRANSPOSE="transpose",eo.DETERMINANT="determinant",eo.INVERSE="inverse",eo.EQUALS="equals",eo.MIN="min",eo.MAX="max",eo.STEP="step",eo.REFLECT="reflect",eo.DISTANCE="distance",eo.DIFFERENCE="difference",eo.DOT="dot",eo.CROSS="cross",eo.POW="pow",eo.TRANSFORM_DIRECTION="transformDirection",eo.MIX="mix",eo.CLAMP="clamp",eo.REFRACT="refract",eo.SMOOTHSTEP="smoothstep",eo.FACEFORWARD="faceforward";const to=hn(1e-6),ro=hn(1e6),so=hn(Math.PI),io=hn(2*Math.PI),no=hn(2*Math.PI),ao=hn(.5*Math.PI),oo=rn(eo,eo.ALL).setParameterLength(1),uo=rn(eo,eo.ANY).setParameterLength(1),lo=rn(eo,eo.RADIANS).setParameterLength(1),co=rn(eo,eo.DEGREES).setParameterLength(1),ho=rn(eo,eo.EXP).setParameterLength(1),po=rn(eo,eo.EXP2).setParameterLength(1),go=rn(eo,eo.LOG).setParameterLength(1),mo=rn(eo,eo.LOG2).setParameterLength(1),fo=rn(eo,eo.SQRT).setParameterLength(1),yo=rn(eo,eo.INVERSE_SQRT).setParameterLength(1),bo=rn(eo,eo.FLOOR).setParameterLength(1),xo=rn(eo,eo.CEIL).setParameterLength(1),To=rn(eo,eo.NORMALIZE).setParameterLength(1),_o=rn(eo,eo.FRACT).setParameterLength(1),vo=rn(eo,eo.SIN).setParameterLength(1),No=rn(eo,eo.COS).setParameterLength(1),So=rn(eo,eo.TAN).setParameterLength(1),Ro=rn(eo,eo.ASIN).setParameterLength(1),Ao=rn(eo,eo.ACOS).setParameterLength(1),Eo=rn(eo,eo.ATAN).setParameterLength(1,2),wo=rn(eo,eo.ABS).setParameterLength(1),Co=rn(eo,eo.SIGN).setParameterLength(1),Mo=rn(eo,eo.LENGTH).setParameterLength(1),Bo=rn(eo,eo.NEGATE).setParameterLength(1),Lo=rn(eo,eo.ONE_MINUS).setParameterLength(1),Po=rn(eo,eo.DFDX).setParameterLength(1),Fo=rn(eo,eo.DFDY).setParameterLength(1),Do=rn(eo,eo.ROUND).setParameterLength(1),Io=rn(eo,eo.RECIPROCAL).setParameterLength(1),Uo=rn(eo,eo.TRUNC).setParameterLength(1),Oo=rn(eo,eo.FWIDTH).setParameterLength(1),Vo=rn(eo,eo.TRANSPOSE).setParameterLength(1),ko=rn(eo,eo.DETERMINANT).setParameterLength(1),Go=rn(eo,eo.INVERSE).setParameterLength(1),zo=(e,t)=>(d('TSL: "equals" is deprecated. Use "equal" inside a vector instead, like: "bvec*( equal( ... ) )"'),Pa(e,t)),$o=rn(eo,eo.MIN).setParameterLength(2,1/0),Wo=rn(eo,eo.MAX).setParameterLength(2,1/0),Ho=rn(eo,eo.STEP).setParameterLength(2),jo=rn(eo,eo.REFLECT).setParameterLength(2),qo=rn(eo,eo.DISTANCE).setParameterLength(2),Xo=rn(eo,eo.DIFFERENCE).setParameterLength(2),Ko=rn(eo,eo.DOT).setParameterLength(2),Yo=rn(eo,eo.CROSS).setParameterLength(2),Qo=rn(eo,eo.POW).setParameterLength(2),Zo=e=>Ma(e,e),Jo=e=>Ma(e,e,e),eu=e=>Ma(e,e,e,e),tu=rn(eo,eo.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ma(Co(e),Qo(wo(e),1/3)),su=e=>Ko(e,e),iu=rn(eo,eo.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Yi(new eo(eo.CLAMP,Yi(e),Yi(t),Yi(r))),au=e=>nu(e),ou=rn(eo,eo.REFRACT).setParameterLength(3),uu=rn(eo,eo.SMOOTHSTEP).setParameterLength(3),lu=rn(eo,eo.FACEFORWARD).setParameterLength(3),du=an(([e])=>{const t=Ko(e.xy,fn(12.9898,78.233)),r=La(t,so);return _o(vo(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=(e,t)=>(d('TSL: "atan2" is overloaded. Use "atan" instead.'),Eo(e,t)),mu=lu,fu=yo;_i("all",oo),_i("any",uo),_i("equals",zo),_i("radians",lo),_i("degrees",co),_i("exp",ho),_i("exp2",po),_i("log",go),_i("log2",mo),_i("sqrt",fo),_i("inverseSqrt",yo),_i("floor",bo),_i("ceil",xo),_i("normalize",To),_i("fract",_o),_i("sin",vo),_i("cos",No),_i("tan",So),_i("asin",Ro),_i("acos",Ao),_i("atan",Eo),_i("abs",wo),_i("sign",Co),_i("length",Mo),_i("lengthSq",su),_i("negate",Bo),_i("oneMinus",Lo),_i("dFdx",Po),_i("dFdy",Fo),_i("round",Do),_i("reciprocal",Io),_i("trunc",Uo),_i("fwidth",Oo),_i("atan2",gu),_i("min",$o),_i("max",Wo),_i("step",pu),_i("reflect",jo),_i("distance",qo),_i("dot",Ko),_i("cross",Yo),_i("pow",Qo),_i("pow2",Zo),_i("pow3",Jo),_i("pow4",eu),_i("transformDirection",tu),_i("mix",cu),_i("clamp",nu),_i("refract",ou),_i("smoothstep",hu),_i("faceForward",lu),_i("difference",Xo),_i("saturate",au),_i("cbrt",ru),_i("transpose",Vo),_i("determinant",ko),_i("inverse",Go),_i("rand",du);class yu extends ai{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Fn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const bu=en(yu).setParameterLength(2,3);_i("select",bu);class xu extends ai{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Tu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new xu(r,t)},_u=e=>Tu(e,{uniformFlow:!0}),vu=(e,t)=>Tu(e,{nodeName:t});function Nu(e,t,r=null){return Tu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Su(e,t=null){return Tu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Ru(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),vu(e,t)}_i("context",Tu),_i("label",Ru),_i("uniformFlow",_u),_i("setName",vu),_i("builtinShadowContext",(e,t,r)=>Nu(t,r,e)),_i("builtinAOContext",(e,t)=>Su(t,e));class Au extends ai{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){let t=e.getNodeProperties(this).assign;if(!0!==t&&this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&e.fnCall&&e.fnCall.shaderNode){e.getDataFromNode(this.node.shaderNode).hasLoop&&(t=!0)}return t}build(...e){const t=e[0];return!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)&&t.getBaseStack().addToStack(this),!0===this.intent&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.intent&&o('TSL: ".toVar()" can not be used with void type.');return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Eu=en(Au),wu=(e,t=null)=>Eu(e,t).toStack(),Cu=(e,t=null)=>Eu(e,t,!0).toStack(),Mu=e=>Eu(e).setIntent(!0).toStack();_i("toVar",wu),_i("toConst",Cu),_i("toVarIntent",Mu);class Bu extends ai{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>Yi(new Bu(Yi(e),t,r));class Pu extends ai{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Ys.VERTEX);e.flowNodeFromShaderStage(Ys.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Fu=en(Pu).setParameterLength(1,2),Du=e=>Fu(e);_i("toVarying",Fu),_i("toVertexStage",Du),_i("varying",(...e)=>(d("TSL: .varying() has been renamed to .toVarying()."),Fu(...e))),_i("vertexStage",(...e)=>(d("TSL: .vertexStage() has been renamed to .toVertexStage()."),Fu(...e)));const Iu=an(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=an(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou="WorkingColorSpace";class Vu extends li{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Ou?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Sn(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Sn(Cn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Sn(Uu(i.rgb),i.a)),i):i}}const ku=(e,t)=>Yi(new Vu(Yi(e),Ou,t)),Gu=(e,t)=>Yi(new Vu(Yi(e),t,Ou));_i("workingToColorSpace",ku),_i("colorSpaceToWorking",Gu);let zu=class extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class $u extends ai{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=Qs.OBJECT}setGroup(e){return this.group=e,this}element(e){return Yi(new zu(this,Yi(e)))}setNodeType(e){const t=xa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new Wu(e,t,r));class ju extends li{static get type(){return"ToneMappingNode"}constructor(e,t=Xu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Sn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Yi(new ju(e,Yi(t),Yi(r))),Xu=Hu("toneMappingExposure","float");_i("toneMapping",(e,t,r)=>qu(t,r,e));const Ku=new WeakMap;function Yu(e,t){let r=Ku.get(e);return void 0===r&&(r=new b(e,t),Ku.set(e,r)),r}class Qu extends mi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Yu(s.array,i):Yu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Fu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Zu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Cn(new Qu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Mn(new Qu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Qu(e,t,r,s)}const Ju=(e,t=null,r=0,s=0)=>Zu(e,t,r,s),el=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,f,!0),tl=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,x,!0);_i("toAttribute",e=>Ju(e.value));class rl extends ai{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=Qs.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const sl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;esl(e,r).setCount(t);_i("compute",il),_i("computeKernel",sl);class nl extends ai{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const al=e=>new nl(Yi(e));function ol(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),al(e).setParent(t)}_i("cache",ol),_i("isolate",al);class ul extends ai{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const ll=en(ul).setParameterLength(2);_i("bypass",ll);class dl extends ai{static get type(){return"RemapNode"}constructor(e,t,r,s=hn(0),i=hn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const cl=en(dl,null,null,{doClamp:!1}).setParameterLength(3,5),hl=en(dl).setParameterLength(3,5);_i("remap",cl),_i("remapClamp",hl);class pl extends ai{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const gl=en(pl).setParameterLength(1,2),ml=e=>(e?bu(e,gl("discard")):gl("discard")).toStack();_i("discard",ml);class fl extends li{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const yl=(e,t=null,r=null)=>Yi(new fl(Yi(e),t,r));_i("renderOutput",yl);class bl extends li{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e),s="--- TSL debug - "+e.shaderStage+" shader ---",i="-".repeat(s.length);let n="";return n+="// #"+s+"#\n",n+=e.flow.code.replace(/^\t/gm,"")+"\n",n+="/* ... */ "+r+" /* ... */\n",n+="// #"+i+"#\n",null!==t?t(e,n):_(n),r}}const xl=(e,t=null)=>Yi(new bl(Yi(e),t)).toStack();_i("debug",xl);class Tl{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class _l extends ai{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Qs.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Tl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function vl(e,t="",r=null){return(e=Yi(e)).before(new _l(e,t,r))}_i("toInspector",vl);class Nl extends ai{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Fu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Sl=(e,t=null)=>Yi(new Nl(e,t)),Rl=(e=0)=>Sl("uv"+(e>0?e:""),"vec2");class Al extends ai{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const El=en(Al).setParameterLength(1,2);class wl extends ba{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Qs.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Cl=en(wl).setParameterLength(1),Ml=new N;class Bl extends ba{static get type(){return"TextureNode"}constructor(e=Ml,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=Qs.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Rl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=xa(this.value.matrix)),this._matrixUniform.mul(Tn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=xa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=an(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?Qs.OBJECT:Qs.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=n.propertyName;if(void 0===a){const{uvNode:t,levelNode:r,biasNode:o,compareNode:u,depthNode:l,gradNode:d,offsetNode:c}=s,h=this.generateUV(e,t),p=r?r.build(e,"float"):null,g=o?o.build(e,"float"):null,m=l?l.build(e,"int"):null,f=u?u.build(e,"float"):null,y=d?[d[0].build(e,"vec2"),d[1].build(e,"vec2")]:null,b=c?this.generateOffset(e,c):null,x=e.getVarFromNode(this);a=e.getPropertyName(x);const T=this.generateSnippet(e,i,h,p,g,m,f,y,b);e.addLineFlowCode(`${a} = ${T}`,this),n.snippet=T,n.propertyName=a}let o=a;const u=this.getNodeType(e);return e.needsToWorkingColorSpace(r)&&(o=Gu(gl(o,u),r.colorSpace).setup(e).build(e,u)),e.format(o,u,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){return d("TextureNode: .uv() has been renamed. Use .sample() instead."),this.sample(e)}sample(e){const t=this.clone();return t.uvNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Yi(e).mul(Cl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===A||r.magFilter===A)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Yi(t)}level(e){const t=this.clone();return t.levelNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}size(e){return El(this,e)}bias(e){const t=this.clone();return t.biasNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Yi(e),Yi(t)],r.referenceNode=this.getBase(),Yi(r)}depth(e){const t=this.clone();return t.depthNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}offset(e){const t=this.clone();return t.offsetNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Ll=en(Bl).setParameterLength(1,4).setName("texture"),Pl=(e=Ml,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Yi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=Ll(e,t,r,s),i},Fl=(...e)=>Pl(...e).setSampler(!1);class Dl extends ba{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Il=(e,t,r)=>Yi(new Dl(e,t,r));class Ul extends oi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class Ol extends Dl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ws(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Qs.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rYi(new Ol(e,t));const kl=en(class extends ai{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let Gl,zl;class $l extends ai{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===$l.DPR?"float":this.scope===$l.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Qs.NONE;return this.scope!==$l.SIZE&&this.scope!==$l.VIEWPORT&&this.scope!==$l.DPR||(e=Qs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===$l.VIEWPORT?null!==t?zl.copy(t.viewport):(e.getViewport(zl),zl.multiplyScalar(e.getPixelRatio())):this.scope===$l.DPR?this._output.value=e.getPixelRatio():null!==t?(Gl.width=t.width,Gl.height=t.height):e.getDrawingBufferSize(Gl)}setup(){const e=this.scope;let r=null;return r=e===$l.SIZE?xa(Gl||(Gl=new t)):e===$l.VIEWPORT?xa(zl||(zl=new s)):e===$l.DPR?xa(1):fn(ql.div(jl)),this._output=r,r}generate(e){if(this.scope===$l.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(jl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}$l.COORDINATE="coordinate",$l.VIEWPORT="viewport",$l.SIZE="size",$l.UV="uv",$l.DPR="dpr";const Wl=tn($l,$l.DPR),Hl=tn($l,$l.UV),jl=tn($l,$l.SIZE),ql=tn($l,$l.COORDINATE),Xl=tn($l,$l.VIEWPORT),Kl=Xl.zw,Yl=ql.sub(Xl.xy),Ql=Yl.div(Kl),Zl=an(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),jl),"vec2").once()(),Jl=xa(0,"uint").setName("u_cameraIndex").setGroup(ga("cameraIndex")).toVarying("v_cameraIndex"),ed=xa("float").setName("cameraNear").setGroup(fa).onRenderUpdate(({camera:e})=>e.near),td=xa("float").setName("cameraFar").setGroup(fa).onRenderUpdate(({camera:e})=>e.far),rd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Vl(r).setGroup(fa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrix")}else t=xa("mat4").setName("cameraProjectionMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),sd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Vl(r).setGroup(fa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrixInverse")}else t=xa("mat4").setName("cameraProjectionMatrixInverse").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),id=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Vl(r).setGroup(fa).setName("cameraViewMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraViewMatrix")}else t=xa("mat4").setName("cameraViewMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),nd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Vl(r).setGroup(fa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraWorldMatrix")}else t=xa("mat4").setName("cameraWorldMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ad=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Vl(r).setGroup(fa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraNormalMatrix")}else t=xa("mat3").setName("cameraNormalMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),od=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld));return t}).once()(),ud=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Vl(r,"vec4").setGroup(fa).setName("cameraViewports").element(Jl).toConst("cameraViewport")}else t=Sn(0,0,jl.x,jl.y).toConst("cameraViewport");return t}).once()(),ld=new E;class dd extends ai{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Qs.OBJECT,this.uniformNode=new ba(null)}getNodeType(){const e=this.scope;return e===dd.WORLD_MATRIX?"mat4":e===dd.POSITION||e===dd.VIEW_POSITION||e===dd.DIRECTION||e===dd.SCALE?"vec3":e===dd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===dd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===dd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===dd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===dd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===dd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===dd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ld.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ld.radius}}generate(e){const t=this.scope;return t===dd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===dd.POSITION||t===dd.VIEW_POSITION||t===dd.DIRECTION||t===dd.SCALE?this.uniformNode.nodeType="vec3":t===dd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}dd.WORLD_MATRIX="worldMatrix",dd.POSITION="position",dd.SCALE="scale",dd.VIEW_POSITION="viewPosition",dd.DIRECTION="direction",dd.RADIUS="radius";const cd=en(dd,dd.DIRECTION).setParameterLength(1),hd=en(dd,dd.WORLD_MATRIX).setParameterLength(1),pd=en(dd,dd.POSITION).setParameterLength(1),gd=en(dd,dd.SCALE).setParameterLength(1),md=en(dd,dd.VIEW_POSITION).setParameterLength(1),fd=en(dd,dd.RADIUS).setParameterLength(1);class yd extends dd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const bd=tn(yd,yd.DIRECTION),xd=tn(yd,yd.WORLD_MATRIX),Td=tn(yd,yd.POSITION),_d=tn(yd,yd.SCALE),vd=tn(yd,yd.VIEW_POSITION),Nd=tn(yd,yd.RADIUS),Sd=xa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Rd=xa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Ad=an(e=>e.context.modelViewMatrix||Ed).once()().toVar("modelViewMatrix"),Ed=id.mul(xd),wd=an(e=>(e.context.isHighPrecisionModelViewMatrix=!0,xa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Cd=an(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return xa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Md=Sl("position","vec3"),Bd=Md.toVarying("positionLocal"),Ld=Md.toVarying("positionPrevious"),Pd=an(e=>xd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=an(()=>Bd.transformDirection(xd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=an(e=>e.context.setupPositionView().toVarying("v_positionView"),"vec3").once(["POSITION"])(),Id=an(e=>{let t;return t=e.camera.isOrthographicCamera?Tn(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Ud extends ai{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===w?"false":e.getFrontFacing()}}const Od=tn(Ud),Vd=hn(Od).mul(2).sub(1),kd=an(([e],{material:t})=>{const r=t.side;return r===w?e=e.mul(-1):r===C&&(e=e.mul(Vd)),e}),Gd=Sl("normal","vec3"),zd=an(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Tn(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=an(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=an(e=>{let t=Wd.transformDirection(id);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),jd=an(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),qd=jd.transformDirection(id).toVar("normalWorld"),Xd=an(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?jd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=an(([e,t=xd])=>{const r=Cn(t),s=e.div(Tn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=an(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Sd.mul(e);return id.transformDirection(s)}),Qd=an(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),jd)).once(["NORMAL","VERTEX"])(),Zd=an(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),qd)).once(["NORMAL","VERTEX"])(),Jd=an(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new M,tc=new a,rc=xa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=xa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=xa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Id.negate().reflect(jd),ac=Id.negate().refract(jd,rc),oc=nc.transformDirection(id).toVar("reflectVector"),uc=ac.transformDirection(id).toVar("reflectVector"),lc=new B;class dc extends Bl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===L?oc:e.mapping===P?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Tn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Tn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Tn(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=en(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Yi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=cc(e,t,r,s),i};class pc extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class gc extends ai{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=Qs.OBJECT}element(e){return Yi(new pc(this,Yi(e)))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Il(null,e,this.count):Array.isArray(this.getValueFromReference())?Vl(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):xa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new gc(e,t,r)),fc=(e,t,r,s)=>Yi(new gc(e,t,s,r));class yc extends gc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const bc=(e,t,r=null)=>Yi(new yc(e,t,r)),xc=Rl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=jd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Lc=wc.mul(Mc).toVar("bitangentViewFrame"),Pc=Sl("tangent","vec4"),Fc=Pc.xyz.toVar("tangentLocal"),Dc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ad.mul(Sn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Ic=Dc.transformDirection(id).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Uc=an(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Pc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Uc(Gd.cross(Pc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Uc(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Uc(jd.cross(Dc),"v_bitangentView").normalize():Lc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Uc(qd.cross(Ic),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Cn(Dc,kc,jd).toVar("TBNViewMatrix"),$c=Id.mul(zc),Wc=an(()=>{let e=Qn.cross(Id);return e=e.cross(Qn).normalize(),e=iu(e,jd,Kn.mul(Vn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Yi(e).mul(.5).add(.5),jc=e=>Tn(e,fo(au(hn(1).sub(Ko(e,e)))));class qc extends li{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=F,this.unpackNormalMode=D}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===F?s===I?i=jc(i.xy):s===U?i=jc(i.yw):s!==D&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==D&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.flatShading&&(t=kd(t)),i=Tn(i.xy.mul(t),i.z)}let n=null;return t===O?n=Yd(i):t===F?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=jd),n}}const Xc=en(qc).setParameterLength(1,2),Kc=an(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Rl()),forceUVContext:!0}),s=hn(r(e=>e));return fn(hn(r(e=>e.add(e.dFdx()))).sub(s),hn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=an(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends li{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:jd,dHdxy:t})}}const Zc=en(Qc).setParameterLength(1,2),Jc=new Map;class eh extends ai{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===eh.COLOR){const e=void 0!==t.color?this.getColor(r):Tn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:hn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===eh.NORMAL)t.normalMap?(s=Xc(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=V&&t.normalMap.format!=k&&t.normalMap.format!=G||(s.unpackNormalMode=I)):s=t.bumpMap?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):jd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):jd;else if(r===eh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===eh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=wn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(fn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):hn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=tn(eh,eh.ALPHA_TEST),rh=tn(eh,eh.COLOR),sh=tn(eh,eh.SHININESS),ih=tn(eh,eh.EMISSIVE),nh=tn(eh,eh.OPACITY),ah=tn(eh,eh.SPECULAR),oh=tn(eh,eh.SPECULAR_INTENSITY),uh=tn(eh,eh.SPECULAR_COLOR),lh=tn(eh,eh.SPECULAR_STRENGTH),dh=tn(eh,eh.REFLECTIVITY),ch=tn(eh,eh.ROUGHNESS),hh=tn(eh,eh.METALNESS),ph=tn(eh,eh.NORMAL),gh=tn(eh,eh.CLEARCOAT),mh=tn(eh,eh.CLEARCOAT_ROUGHNESS),fh=tn(eh,eh.CLEARCOAT_NORMAL),yh=tn(eh,eh.ROTATION),bh=tn(eh,eh.SHEEN),xh=tn(eh,eh.SHEEN_ROUGHNESS),Th=tn(eh,eh.ANISOTROPY),_h=tn(eh,eh.IRIDESCENCE),vh=tn(eh,eh.IRIDESCENCE_IOR),Nh=tn(eh,eh.IRIDESCENCE_THICKNESS),Sh=tn(eh,eh.TRANSMISSION),Rh=tn(eh,eh.THICKNESS),Ah=tn(eh,eh.IOR),Eh=tn(eh,eh.ATTENUATION_DISTANCE),wh=tn(eh,eh.ATTENUATION_COLOR),Ch=tn(eh,eh.LINE_SCALE),Mh=tn(eh,eh.LINE_DASH_SIZE),Bh=tn(eh,eh.LINE_GAP_SIZE),Lh=tn(eh,eh.LINE_WIDTH),Ph=tn(eh,eh.LINE_DASH_OFFSET),Fh=tn(eh,eh.POINT_SIZE),Dh=tn(eh,eh.DISPERSION),Ih=tn(eh,eh.LIGHT_MAP),Uh=tn(eh,eh.AO),Oh=xa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),Vh=an(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends oi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const Gh=en(kh).setParameterLength(2);class zh extends Dl{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=Vs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=Js.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(Js.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Ju(this.value),this._varying=Fu(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const $h=(e,t=null,r=0)=>Yi(new zh(e,t,r));class Wh extends ai{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Fu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=tn(Wh,Wh.VERTEX),jh=tn(Wh,Wh.INSTANCE),qh=tn(Wh,Wh.SUBGROUP),Xh=tn(Wh,Wh.INVOCATION_SUBGROUP),Kh=tn(Wh,Wh.INVOCATION_LOCAL),Yh=tn(Wh,Wh.DRAW);class Qh extends ai{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Qs.FRAME,this.buffer=null,this.bufferColor=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){const{instanceMatrix:t,instanceColor:r,isStorageMatrix:s,isStorageColor:i}=this,{count:n}=t;let{instanceMatrixNode:a,instanceColorNode:o}=this;if(null===a){if(s)a=$h(t,"mat4",Math.max(n,1)).element(jh);else if(n<=1e3)a=Il(t.array,"mat4",Math.max(n,1)).element(jh);else{const e=new z(t.array,16,1);this.buffer=e;const r=t.usage===x?tl:el,s=[r(e,"vec4",16,0),r(e,"vec4",16,4),r(e,"vec4",16,8),r(e,"vec4",16,12)];a=Mn(...s)}this.instanceMatrixNode=a}if(r&&null===o){if(i)o=$h(r,"vec3",Math.max(r.count,1)).element(jh);else{const e=new $(r.array,3),t=r.usage===x?tl:el;this.bufferColor=e,o=Tn(t(e,"vec3",3,0))}this.instanceColorNode=o}const u=a.mul(Bd).xyz;if(Bd.assign(u),e.hasGeometryAttribute("normal")){const e=Kd(zd,a);zd.assign(e)}null!==this.instanceColorNode&&Dn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.usage!==x&&this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.usage!==x&&this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version))}}const Zh=en(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=en(Jh).setParameterLength(1);class tp extends ai{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=jh:this.batchingIdNode=Yh);const t=an(([e])=>{const t=pn(El(Fl(this.batchMesh._indirectTexture),0).x).toConst(),r=pn(e).mod(t).toConst(),s=pn(e).div(t).toConst();return Fl(this.batchMesh._indirectTexture,yn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(pn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=pn(El(Fl(s),0).x).toConst(),n=hn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Mn(Fl(s,yn(a,o)),Fl(s,yn(a.add(1),o)),Fl(s,yn(a.add(2),o)),Fl(s,yn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=an(([e])=>{const t=pn(El(Fl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Fl(l,yn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Dn("vec3","vBatchColor").assign(t)}const d=Cn(u);Bd.assign(u.mul(Bd));const c=zd.div(Tn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=en(tp).setParameterLength(1),sp=new WeakMap;class ip extends ai{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Qs.OBJECT,this.skinIndexNode=Sl("skinIndex","uvec4"),this.skinWeightNode=Sl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=wa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=zd){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w);let d=wa(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ld)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")||!0===js(e.object).useVelocity}setup(e){this.needsPreviousBoneMatrices(e)&&Ld.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const np=e=>Yi(new ip(e));class ap extends ai{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number."),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew ap(Ji(e,"int")).toStack(),up=()=>gl("break").toStack(),lp=new WeakMap,dp=new s,cp=an(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=pn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Fl(e,yn(u,o)).depth(i).xyz.mul(t)});class hp extends ai{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=xa(1),this.updateType=Qs.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=lp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new W(m,h,p,a);f.type=H,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=hn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Fl(this.mesh.morphTexture,yn(pn(e).add(1),pn(jh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),ln(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const pp=en(hp).setParameterLength(1);class gp extends ai{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends xu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Tn().toVar("directDiffuse"),directSpecular:Tn().toVar("directSpecular"),indirectDiffuse:Tn().toVar("indirectDiffuse"),indirectSpecular:Tn().toVar("indirectSpecular")};return{radiance:Tn().toVar("radiance"),irradiance:Tn().toVar("irradiance"),iblIrradiance:Tn().toVar("iblIrradiance"),ambientOcclusion:hn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const yp=en(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Bl{static get type(){return"ViewportTextureNode"}constructor(e=Hl,t=null,r=null){let s=null;null===r?(s=new j,s.minFilter=q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=Qs.FRAME,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const _p=en(Tp).setParameterLength(0,3),vp=en(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3);let Np=null;class Sp extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Hl,t=null){null===Np&&(Np=new X),super(e,t,Np)}getTextureForReference(){return Np}}const Rp=en(Sp).setParameterLength(0,2);class Ap extends ai{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Ap.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Ap.DEPTH_BASE)null!==r&&(s=Bp().assign(r));else if(t===Ap.DEPTH)s=e.isPerspectiveCamera?wp(Dd.z,ed,td):Ep(Dd.z,ed,td);else if(t===Ap.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Cp(r,ed,td);s=Ep(e,ed,td)}else s=r;else s=Ep(Dd.z,ed,td);return s}}Ap.DEPTH_BASE="depthBase",Ap.DEPTH="depth",Ap.LINEAR_DEPTH="linearDepth";const Ep=(e,t,r)=>e.add(t).div(t.sub(r)),wp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Cp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Mp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=mo(e.negate().div(t)),i=mo(r.div(t));return s.div(i)},Bp=en(Ap,Ap.DEPTH_BASE),Lp=tn(Ap,Ap.DEPTH),Pp=en(Ap,Ap.LINEAR_DEPTH).setParameterLength(0,1),Fp=Pp(Rp());Lp.assign=e=>Bp(e);class Dp extends ai{static get type(){return"ClippingNode"}constructor(e=Dp.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===Dp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Dp.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return an(()=>{const r=hn().toVar("distanceToPlane"),s=hn().toVar("distanceToGradient"),i=hn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Vl(t).setGroup(fa);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Vl(e).setGroup(fa),n=hn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return an(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Vl(t).setGroup(fa);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Vl(e).setGroup(fa),r=mn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),an(()=>{const s=Vl(e).setGroup(fa),i=kl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Dp.ALPHA_TO_COVERAGE="alphaToCoverage",Dp.DEFAULT="default",Dp.HARDWARE="hardware";const Ip=an(([e])=>_o(Ma(1e4,vo(Ma(17,e.x).add(Ma(.1,e.y)))).mul(wa(.1,wo(vo(Ma(13,e.y).add(e.x))))))),Up=an(([e])=>Ip(fn(Ip(e.xy),e.z))),Op=an(([e])=>{const t=Wo(Mo(Po(e.xyz)),Mo(Fo(e.xyz))),r=hn(1).div(hn(.05).mul(t)).toVar("pixScale"),s=fn(po(bo(mo(r))),po(xo(mo(r)))),i=fn(Up(bo(s.x.mul(e.xyz))),Up(bo(s.y.mul(e.xyz)))),n=_o(mo(r)),a=wa(Ma(n.oneMinus(),i.x),Ma(n,i.y)),o=$o(n,n.oneMinus()),u=Tn(a.mul(a).div(Ma(2,o).mul(Ca(1,o))),a.sub(Ma(.5,o)).div(Ca(1,o)),Ca(1,Ca(1,a).mul(Ca(1,a)).div(Ma(2,o).mul(Ca(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Vp extends Nl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const kp=(e=0)=>Yi(new Vp(e)),Gp=an(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zp=an(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$p=an(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=an(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=an(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Sn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),jp=an(([e])=>Sn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),qp=an(([e])=>(ln(e.a.equal(0),()=>Sn(0)),Sn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Xp extends K{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Fs(t.slice(0,-4)),r.getCacheKey());return this.type+Ds(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=Lu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;let n;e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Sn(s,In.a).max(0);n=this.setupOutput(e,i),ra.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&ra.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Sn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=Yi(new Dp(Dp.ALPHA_TO_COVERAGE)):e.stack.addToStack(Yi(new Dp))}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(Yi(new Dp(Dp.HARDWARE))),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Mp(Dd.z,ed,td):Ep(Dd.z,ed,td))}null!==s&&Lp.assign(s).toStack()}setupPositionView(){return Ad.mul(Bd).xyz}setupModelViewProjection(){return rd.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.vertex=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Lu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&mn(this.maskNode).not().discard();let s=this.colorNode?Sn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(kp())),t.instanceColor){s=Dn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Dn("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?hn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?hn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Oo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(Op(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Tn(0):In.rgb}setupNormal(){return this.normalNode?Tn(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Ih)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=Uh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=yp(n,t,r,s)}else null!==r&&(a=Tn(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(On.assign(Tn(i||ih)),a=a.add(On)),a}setupFog(e,t){const r=e.fogNode;return r&&(ra.assign(t),t=Sn(r.toVar())),t}setupPremultipliedAlpha(e,t){return jp(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=K.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const Kp=new Y;class Yp extends Xp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Kp),this.setValues(e)}}const Qp=new Q;class Zp extends Xp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Qp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?hn(this.offsetNode):Ph,t=this.dashScaleNode?hn(this.dashScaleNode):Ch,r=this.dashSizeNode?hn(this.dashSizeNode):Mh,s=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(r),ia.assign(s);const i=Fu(Sl("lineDistance").mul(t));(e?i.add(e):i).mod(sa.add(ia)).greaterThan(sa).discard()}}let Jp=null;class eg extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Hl,t=null){null===Jp&&(Jp=new j),super(e,t,Jp)}getTextureForReference(){return Jp}updateReference(){return this}}const tg=en(eg).setParameterLength(0,2),rg=new Q;class sg extends Xp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(rg),this.useColor=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=Z,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.useColor,i=this._useDash,n=this._useWorldUnits,a=an(({start:e,end:t})=>{const r=rd.element(2).element(2),s=rd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Sn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=an(()=>{const e=Sl("instanceStart"),t=Sl("instanceEnd"),r=Sn(Ad.mul(Sn(e,1))).toVar("start"),s=Sn(Ad.mul(Sn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?hn(this.dashScaleNode):Ch,t=this.offsetNode?hn(this.offsetNode):Ph,r=Sl("instanceDistanceStart"),s=Sl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Dn("float","lineDistance").assign(i)}n&&(Dn("vec3","worldStart").assign(r.xyz),Dn("vec3","worldEnd").assign(s.xyz));const o=Xl.z.div(Xl.w),u=rd.element(2).element(3).equal(-1);ln(u,()=>{ln(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=rd.mul(r),d=rd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Sn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Dn("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Lh.mul(.5);o.addAssign(Sn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Sn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Sn(a.mul(u),0)),ln(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Sn(a.mul(2).mul(u),0))})),g.assign(rd.mul(o));const l=Tn().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=fn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),ln(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Lh)),e.assign(e.div(Xl.w.div(Wl))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Sn(e,0,0)))}return g})();const o=an(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return fn(h,p)});if(this.colorNode=an(()=>{const e=Rl();if(i){const t=this.dashSizeNode?hn(this.dashSizeNode):Mh,r=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(t),ia.assign(r);const s=Dn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(sa.add(ia)).greaterThan(sa).discard()}const a=hn(1).toVar("alpha");if(n){const e=Dn("vec3","worldStart"),s=Dn("vec3","worldEnd"),n=Dn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Tn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Lh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=hn(s.fwidth()).toVar("dlen");ln(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else ln(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Sl("instanceColorStart"),t=Sl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Sn(u,a)})(),this.transparent){const e=this.opacityNode?hn(this.opacityNode):nh;this.outputNode=Sn(this.colorNode.rgb.mul(e).add(tg().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ig=new J;class ng extends Xp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(ig),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?hn(this.opacityNode):nh;In.assign(Gu(Sn(Hc(jd),e),ee))}}const ag=an(([e=Fd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return fn(t,r)});class og extends te{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new re(5,5,5),n=ag(Fd),a=new Xp;a.colorNode=Pl(t,n,0),a.side=w,a.blending=Z;const o=new se(i,a),u=new ie;u.add(o),t.minFilter===q&&(t.minFilter=ne);const l=new ae(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}}const ug=new WeakMap;class lg extends li{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new B;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Qs.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===oe||r===ue){if(ug.has(e)){const t=ug.get(e);cg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new og(r.height);s.fromEquirectangularTexture(t,e),cg(s.texture,e.mapping),this._cubeTexture=s.texture,ug.set(e,s.texture),e.addEventListener("dispose",dg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function dg(e){const t=e.target;t.removeEventListener("dispose",dg);const r=ug.get(t);void 0!==r&&(ug.delete(t),r.dispose())}function cg(e,t){t===oe?e.mapping=L:t===ue&&(e.mapping=P)}const hg=en(lg).setParameterLength(1);class pg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=hg(this.envNode)}}class gg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=hn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class mg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class fg extends mg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Sn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Sn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case ce:s.rgb.assign(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case de:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case le:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const yg=new he;class bg extends Xp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(yg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new gg(Ih)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new fg}}const xg=an(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Tg=an(e=>e.diffuseColor.mul(1/Math.PI)),_g=an(({dotNH:e})=>ta.mul(hn(.5)).add(1).mul(hn(1/Math.PI)).mul(e.pow(ta))),vg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(t).clamp(),s=Id.dot(t).clamp(),i=xg({f0:Zn,f90:1,dotVH:s}),n=hn(.25),a=_g({dotNH:r});return i.mul(n).mul(a)});class Ng extends fg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(vg({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Sg=new pe;class Rg extends Xp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Sg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng(!1)}}const Ag=new ge;class Eg extends Xp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Ag),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng}setupVariants(){const e=(this.shininessNode?hn(this.shininessNode):sh).max(1e-4);ta.assign(e);const t=this.specularNode||ah;Zn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const wg=an(e=>{if(!1===e.geometry.hasAttribute("normal"))return hn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Cg=an(e=>{const{roughness:t}=e,r=wg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Mg=an(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Ba(.5,i.add(n).max(to))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Bg=an(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Tn(e.mul(r),t.mul(s),a).length()),l=a.mul(Tn(e.mul(i),t.mul(n),o).length());return Ba(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Lg=an(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Pg=hn(1/Math.PI),Fg=an(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Tn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Dg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=jd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Id).normalize(),d=n.dot(e).clamp(),c=n.dot(Id).clamp(),h=n.dot(l).clamp(),p=Id.dot(l).clamp();let g,m,f=xg({f0:t,f90:r,dotVH:p});if(qi(a)&&(f=Hn.mix(f,i)),qi(o)){const t=Yn.dot(e),r=Yn.dot(Id),s=Yn.dot(l),i=Qn.dot(e),n=Qn.dot(Id),a=Qn.dot(l);g=Bg({alphaT:Xn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Fg({alphaT:Xn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Mg({alpha:u,dotNL:d,dotNV:c}),m=Lg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Ig=new 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Ug=null;const Og=an(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new me(Ig,16,16,V,fe),Ug.name="DFG_LUT",Ug.minFilter=ne,Ug.magFilter=ne,Ug.wrapS=ye,Ug.wrapT=ye,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=fn(e,t);return Pl(Ug,r).rg}),Vg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Dg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=jd.dot(e).clamp(),l=jd.dot(Id).clamp(),d=Og({roughness:s,dotNV:l}),c=Og({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=hn(1).sub(g),y=hn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(hn(1).sub(f.mul(y).mul(b).mul(b)).add(to)),T=f.mul(y),_=x.mul(T);return o.add(_)}),kg=an(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Og({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Gg=an(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Tn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),zg=an(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=hn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return hn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),$g=an(({dotNV:e,dotNL:t})=>hn(1).div(hn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),Wg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(e).clamp(),s=jd.dot(Id).clamp(),i=jd.dot(t).clamp(),n=zg({roughness:Wn,dotNH:i}),a=$g({dotNV:s,dotNL:r});return $n.mul(n).mul(a)}),Hg=an(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=fn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),jg=an(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=an(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,Wo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),Xg=an(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Tn().toVar();return ln(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Cn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Tn(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(Tn(jg({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Kg=an(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Tn().toVar();return ln(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Tn(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(Tn(jg({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Yg=1/6,Qg=e=>Ma(Yg,Ma(e,Ma(e,e.negate().add(3)).sub(3)).add(1)),Zg=e=>Ma(Yg,Ma(e,Ma(e,Ma(3,e).sub(6))).add(4)),Jg=e=>Ma(Yg,Ma(e,Ma(e,Ma(-3,e).add(3)).add(3)).add(1)),em=e=>Ma(Yg,Qo(e,3)),tm=e=>Qg(e).add(Zg(e)),rm=e=>Jg(e).add(em(e)),sm=e=>wa(-1,Zg(e).div(Qg(e).add(Zg(e)))),im=e=>wa(1,em(e).div(Jg(e).add(em(e)))),nm=(e,t,r)=>{const s=e.uvNode,i=Ma(s,t.zw).add(.5),n=bo(i),a=_o(i),o=tm(a.x),u=rm(a.x),l=sm(a.x),d=im(a.x),c=sm(a.y),h=im(a.y),p=fn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=fn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=fn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=fn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=tm(a.y).mul(wa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=rm(a.y).mul(wa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},am=an(([e,t])=>{const r=fn(e.size(pn(t))),s=fn(e.size(pn(t.add(1)))),i=Ba(1,r),n=Ba(1,s),a=nm(e,Sn(i,r),bo(t)),o=nm(e,Sn(n,s),xo(t));return _o(t).mix(a,o)}),om=an(([e,t])=>{const r=t.mul(Cl(e));return am(e,r)}),um=an(([e,t,r,s,i])=>{const n=Tn(ou(t.negate(),To(e),Ba(1,s))),a=Tn(Mo(i[0].xyz),Mo(i[1].xyz),Mo(i[2].xyz));return To(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),lm=an(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),dm=vp(),cm=vp(),hm=an(([e,t,r],{material:s})=>{const i=(s.side===w?dm:cm).sample(e),n=mo(jl.x).mul(lm(t,r));return am(i,n)}),pm=an(([e,t,r])=>(ln(r.notEqual(0),()=>{const s=go(t).negate().div(r);return ho(s.negate().mul(e))}),Tn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),gm=an(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Sn().toVar(),f=Tn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Tn(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=um(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Sn(y,1))),x=fn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(fn(x.x,x.y.oneMinus()));const T=hm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(pm(Mo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=um(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Sn(n,1))),y=fn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(fn(y.x,y.y.oneMinus())),m=hm(y,r,d),f=s.mul(pm(Mo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Tn(kg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Sn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),mm=Cn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),fm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),ym=an(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();ln(a.lessThan(0),()=>Tn(1));const o=a.sqrt(),u=fm(n,e),l=xg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=hn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Tn(1).add(t).div(Tn(1).sub(t))})(i.clamp(0,.9999)),g=fm(p,n.toVec3()),m=xg({f0:g,f90:1,dotVH:o}),f=Tn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Tn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Tn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Tn(54856e-17,44201e-17,52481e-17),i=Tn(1681e3,1795300,2208400),n=Tn(43278e5,93046e5,66121e5),a=hn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Tn(o.x.add(a),o.y,o.z).div(1.0685e-7),mm.mul(o)})(hn(e).mul(y),hn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Tn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),bm=an(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=hn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=hn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),xm=Tn(.04),Tm=hn(1);class _m extends mg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Tn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Tn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Tn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Tn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Tn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=jd.dot(Id).clamp(),t=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:Zn}),r=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,kn),this.iridescenceF0Dielectric=Gg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Gg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,kn)}if(!0===this.transmission){const t=Pd,r=od.sub(Pd).normalize(),s=qd,i=e.context;i.backdrop=gm(s,r,Vn,Un,Jn,ea,t,xd,id,rd,aa,ua,da,la,this.dispersion?ca:null),i.backdropAlpha=oa,In.a.mulAssign(iu(1,i.backdrop.a,oa))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=jd.dot(Id).clamp(),a=Og({roughness:Vn,dotNV:n}),o=i?Hn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(Wg({lightDirection:e})));const t=bm({normal:jd,viewDir:Id,roughness:Wn}),r=bm({normal:jd,viewDir:e,roughness:Wn}),i=$n.r.max($n.g).max($n.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Dg({lightDirection:e,f0:xm,f90:Tm,roughness:zn,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:Un}))),r.directSpecular.addAssign(s.mul(Vg({lightDirection:e,f0:Jn,f90:1,roughness:Vn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=jd,h=Id,p=Dd.toVar(),g=Hg({N:c,V:h,roughness:Vn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Cn(Tn(m.x,0,m.y),Tn(0,1,0),Tn(m.z,0,m.w)).toVar(),b=Jn.mul(f.x).add(Jn.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(Xg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Un).mul(Xg({N:c,V:h,P:p,mInv:Cn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Tg({diffuseColor:Un})).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul($n,bm({normal:jd,viewDir:Id,roughness:Wn}))),!0===this.clearcoat){const e=Xd.dot(Id).clamp(),t=kg({dotNV:e,specularColor:xm,specularF90:Tm,roughness:zn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Tn().toVar("singleScatteringDielectric"),n=Tn().toVar("multiScatteringDielectric"),a=Tn().toVar("singleScatteringMetallic"),o=Tn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ea,Zn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ea,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,kn),l=iu(n,o,kn),d=i.add(n),c=Un.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=jd.dot(Id).clamp().add(t),i=Vn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Xd.dot(Id).clamp(),r=xg({dotVH:e,f0:xm,f90:Tm}),s=t.mul(Gn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Gn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const vm=hn(1),Nm=hn(-2),Sm=hn(.8),Rm=hn(-1),Am=hn(.4),Em=hn(2),wm=hn(.305),Cm=hn(3),Mm=hn(.21),Bm=hn(4),Lm=hn(4),Pm=hn(16),Fm=an(([e])=>{const t=Tn(wo(e)).toVar(),r=hn(-1).toVar();return ln(t.x.greaterThan(t.z),()=>{ln(t.x.greaterThan(t.y),()=>{r.assign(bu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}).Else(()=>{ln(t.z.greaterThan(t.y),()=>{r.assign(bu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Dm=an(([e,t])=>{const r=fn().toVar();return ln(t.equal(0),()=>{r.assign(fn(e.z,e.y).div(wo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(fn(e.x.negate(),e.z.negate()).div(wo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(fn(e.x.negate(),e.y).div(wo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(fn(e.z.negate(),e.y).div(wo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(fn(e.x.negate(),e.z).div(wo(e.y)))}).Else(()=>{r.assign(fn(e.x,e.y).div(wo(e.z)))}),Ma(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Im=an(([e])=>{const t=hn(0).toVar();return ln(e.greaterThanEqual(Sm),()=>{t.assign(vm.sub(e).mul(Rm.sub(Nm)).div(vm.sub(Sm)).add(Nm))}).ElseIf(e.greaterThanEqual(Am),()=>{t.assign(Sm.sub(e).mul(Em.sub(Rm)).div(Sm.sub(Am)).add(Rm))}).ElseIf(e.greaterThanEqual(wm),()=>{t.assign(Am.sub(e).mul(Cm.sub(Em)).div(Am.sub(wm)).add(Em))}).ElseIf(e.greaterThanEqual(Mm),()=>{t.assign(wm.sub(e).mul(Bm.sub(Cm)).div(wm.sub(Mm)).add(Cm))}).Else(()=>{t.assign(hn(-2).mul(mo(Ma(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=an(([e,t])=>{const r=e.toVar();r.assign(Ma(2,r).sub(1));const s=Tn(r,1).toVar();return ln(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),Om=an(([e,t,r,s,i,n])=>{const a=hn(r),o=Tn(t),u=nu(Im(a),Nm,n),l=_o(u),d=bo(u),c=Tn(Vm(e,o,d,s,i,n)).toVar();return ln(l.notEqual(0),()=>{const t=Tn(Vm(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Vm=an(([e,t,r,s,i,n])=>{const a=hn(r).toVar(),o=Tn(t),u=hn(Fm(o)).toVar(),l=hn(Wo(Lm.sub(a),0)).toVar();a.assign(Wo(a,Lm));const d=hn(po(a)).toVar(),c=fn(Dm(o,u).mul(d.sub(2)).add(1)).toVar();return ln(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ma(3,Pm))),c.y.addAssign(Ma(4,po(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(fn(),fn())}),km=an(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=No(s),l=r.mul(u).add(i.cross(r).mul(vo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Vm(e,l,t,n,a,o)}),Gm=an(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Tn(bu(t,r,Yo(r,s))).toVar();ln(h.equal(Tn(0)),()=>{h.assign(Tn(s.z,0,s.x.negate()))}),h.assign(To(h));const p=Tn().toVar();return p.addAssign(i.element(0).mul(km({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:pn(1),end:e},({i:e})=>{ln(e.greaterThanEqual(n),()=>{up()});const t=hn(a.mul(hn(e))).toVar();p.addAssign(i.element(e).mul(km({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(km({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Sn(p,1)}),zm=an(([e])=>{const t=gn(e).toVar();return t.assign(t.shiftLeft(gn(16)).bitOr(t.shiftRight(gn(16)))),t.assign(t.bitAnd(gn(1431655765)).shiftLeft(gn(1)).bitOr(t.bitAnd(gn(2863311530)).shiftRight(gn(1)))),t.assign(t.bitAnd(gn(858993459)).shiftLeft(gn(2)).bitOr(t.bitAnd(gn(3435973836)).shiftRight(gn(2)))),t.assign(t.bitAnd(gn(252645135)).shiftLeft(gn(4)).bitOr(t.bitAnd(gn(4042322160)).shiftRight(gn(4)))),t.assign(t.bitAnd(gn(16711935)).shiftLeft(gn(8)).bitOr(t.bitAnd(gn(4278255360)).shiftRight(gn(8)))),hn(t).mul(2.3283064365386963e-10)}),$m=an(([e,t])=>fn(hn(e).div(hn(t)),zm(e))),Wm=an(([e,t,r])=>{const s=Tn(t).toVar(),i=hn(r),n=i.mul(i).toVar(),a=To(Tn(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=bu(o.greaterThan(0),Tn(a.y.negate(),a.x,0).div(fo(o)),Tn(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=fo(e.x),c=Ma(2,3.14159265359).mul(e.y),h=d.mul(No(c)).toVar(),p=d.mul(vo(c)).toVar(),g=Ma(.5,a.z.add(1));p.assign(g.oneMinus().mul(fo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(fo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return To(Tn(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Hm=an(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Tn(s).toVar(),l=Tn(0).toVar(),d=hn(0).toVar();return ln(e.lessThan(.001),()=>{l.assign(Vm(r,u,t,n,a,o))}).Else(()=>{const s=bu(wo(u.z).lessThan(.999),Tn(0,0,1),Tn(1,0,0)),c=To(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:gn(0),end:i},({i:s})=>{const p=$m(s,i),g=Wm(p,Tn(0,0,1),e),m=To(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=To(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);ln(y.greaterThan(0),()=>{const e=Vm(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),ln(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Sn(l,1)}),jm=[.125,.215,.35,.446,.526,.582],qm=20,Xm=new xe(-1,1,1,-1,0,1),Km=new Te(90,1),Ym=new e;let Qm=null,Zm=0,Jm=0;const ef=new r,tf=new WeakMap,rf=[3,1,5,0,4,2],sf=Um(Rl(),Sl("faceIndex")).normalize(),nf=Tn(sf.x,sf.y,sf.z);class af{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=ef,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}Qm=this._renderer.getRenderTarget(),Zm=this._renderer.getActiveCubeFace(),Jm=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=df(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===L||e.mapping===P?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=jm[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=rf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new be;T.setAttribute("position",new Re(y,g)),T.setAttribute("uv",new Re(b,m)),T.setAttribute("faceIndex",new Re(x,f)),s.push(new se(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Vl(new Array(qm).fill(0)),n=xa(new r(0,1,0)),a=xa(0),o=hn(qm),u=xa(0),l=xa(1),d=Pl(),c=xa(0),h=hn(1/t),p=hn(1/s),g=hn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:nf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=lf("blur");return f.fragmentNode=Gm({...m,latitudinal:u.equal(1)}),tf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=xa(0),n=xa(0),a=hn(1/t),o=hn(1/r),u=hn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=lf("ggx");return d.fragmentNode=Hm({...l,N_immutable:nf,GGX_SAMPLES:gn(512)}),tf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new se(new be,e);await this._renderer.compile(t,Xm)}_sceneToCubeUV(e,t,r,s,i){const n=Km;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(Ym),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new se(new re,new he({name:"PMREM.Background",side:w,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(Ym),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;uf(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===L||e.mapping===P;s?null===this._cubemapMaterial&&(this._cubemapMaterial=df(e)):null===this._equirectMaterial&&(this._equirectMaterial=cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;uf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Xm)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,uf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Xm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,uf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Xm)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=tf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Xm)}}function of(e,t){const r=new _e(e,t,{magFilter:ne,minFilter:ne,generateMipmaps:!1,type:fe,format:Ne,colorSpace:ve});return r.texture.mapping=Se,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function uf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function lf(e){const t=new Xp;return t.depthTest=!1,t.depthWrite=!1,t.blending=Z,t.name=`PMREM_${e}`,t}function df(e){const t=lf("cubemap");return t.fragmentNode=hc(e,nf),t}function cf(e){const t=lf("equirect");return t.fragmentNode=Pl(e,ag(nf),0),t}const hf=new WeakMap;function pf(e,t,r){const s=function(e){let t=hf.get(e);void 0===t&&(t=new WeakMap,hf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class gf extends li{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Pl(s),this._width=xa(0),this._height=xa(0),this._maxMip=xa(0),this.updateBeforeType=Qs.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new af(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(Tn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Om(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const mf=en(gf).setParameterLength(1,3),ff=new WeakMap;class yf extends gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const e=r.isTextureNode?r.value:t[r.property];let s=ff.get(e);void 0===s&&(s=mf(e),ff.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:jd,i=r.context(bf(Vn,s)).mul(sc),n=r.context(xf(qd)).mul(Math.PI).mul(sc),a=al(i),o=al(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(bf(zn,Xd)).mul(sc),t=al(e);u.addAssign(t)}}}const bf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Id.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(id)),r),getTextureLevel:()=>e}},xf=e=>({getUV:()=>e,getTextureLevel:()=>hn(1)}),Tf=new Ae;class _f extends Xp{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Tf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new yf(t):null}setupLightingModel(){return new _m}setupSpecular(){const e=iu(Tn(.04),In.rgb,kn);Zn.assign(Tn(.04)),Jn.assign(e),ea.assign(1)}setupVariants(){const e=this.metalnessNode?hn(this.metalnessNode):hh;kn.assign(e);let t=this.roughnessNode?hn(this.roughnessNode):ch;t=Cg({roughness:t}),Vn.assign(t),this.setupSpecular(),Un.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const vf=new Ee;class Nf extends _f{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(vf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?hn(this.iorNode):Ah;aa.assign(e),Zn.assign($o(Zo(aa.sub(1).div(aa.add(1))).mul(uh),Tn(1)).mul(oh)),Jn.assign(iu(Zn,In.rgb,kn)),ea.assign(iu(oh,1,kn))}setupLightingModel(){return new _m(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?hn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?hn(this.clearcoatRoughnessNode):mh;Gn.assign(e),zn.assign(Cg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Tn(this.sheenNode):bh,t=this.sheenRoughnessNode?hn(this.sheenRoughnessNode):xh;$n.assign(e),Wn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?hn(this.iridescenceNode):_h,t=this.iridescenceIORNode?hn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?hn(this.iridescenceThicknessNode):Nh;Hn.assign(e),jn.assign(t),qn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?fn(this.anisotropyNode):Th).toVar();Kn.assign(e.length()),ln(Kn.equal(0),()=>{e.assign(fn(1,0))}).Else(()=>{e.divAssign(fn(Kn)),Kn.assign(Kn.saturate())}),Xn.assign(Kn.pow2().mix(Vn.pow2(),1)),Yn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Qn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?hn(this.transmissionNode):Sh,t=this.thicknessNode?hn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?hn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?Tn(this.attenuationColorNode):wh;if(oa.assign(e),ua.assign(t),la.assign(r),da.assign(s),this.useDispersion){const e=this.dispersionNode?hn(this.dispersionNode):Dh;ca.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Tn(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Sf extends _m{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(jd.mul(a)).normalize(),h=hn(Id.dot(c.negate()).saturate().pow(l).mul(d)),p=Tn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Rf extends Nf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=hn(.1),this.thicknessAmbientNode=hn(0),this.thicknessAttenuationNode=hn(.1),this.thicknessPowerNode=hn(2),this.thicknessScaleNode=hn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Sf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Af=an(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=fn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return Tn(e.r)}{const e=i.fwidth().mul(.5);return iu(Tn(.7),Tn(1),uu(hn(.7).sub(e.x),hn(.7).add(e.x),i.x))}});class Ef extends mg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Af({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Tg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const wf=new we;class Cf extends Xp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(wf),this.setValues(e)}setupLightingModel(){return new Ef}}const Mf=an(()=>{const e=Tn(Id.z,0,Id.x.negate()).normalize(),t=Id.cross(e);return fn(e.dot(jd),t.dot(jd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Bf=new Ce;class Lf extends Xp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Bf),this.setValues(e)}setupVariants(e){const t=Mf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):Tn(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends li{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return wn(e,s,s.negate(),e).mul(r)}{const e=t,s=Mn(Sn(1,0,0,0),Sn(0,No(e.x),vo(e.x).negate(),0),Sn(0,vo(e.x),No(e.x),0),Sn(0,0,0,1)),i=Mn(Sn(No(e.y),0,vo(e.y),0),Sn(0,1,0,0),Sn(vo(e.y).negate(),0,No(e.y),0),Sn(0,0,0,1)),n=Mn(Sn(No(e.z),vo(e.z).negate(),0,0),Sn(vo(e.z),No(e.z),0,0),Sn(0,0,1,0),Sn(0,0,0,1));return s.mul(i).mul(n).mul(Sn(r,1)).xyz}}}const Ff=en(Pf).setParameterLength(2),Df=new Me;class If extends Xp{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Df),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Ad.mul(Tn(s||0));let u=fn(xd[0].xyz.length(),xd[1].xyz.length());null!==n&&(u=u.mul(fn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>Yi(new $u(e,t,r)))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=hn(i||yh),c=Ff(l,d);return Sn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const Uf=new Be,Of=new t;class Vf extends If{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Ad.mul(Tn(e||Bd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?fn(n):Fh;u=u.mul(Wl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(kf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(fn(i)));let l=Md.xy;if(s&&s.isNode){const e=hn(s);l=Ff(l,e)}return l=l.mul(u),l=l.div(Kl.div(2)),l=l.mul(o.w),o=o.add(Sn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const kf=xa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Of);this.value=.5*t.y});class Gf extends mg{constructor(){super(),this.shadowNode=hn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const zf=new Le;class $f extends Xp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(zf),this.setValues(e)}setupLightingModel(){return new Gf}}const Wf=Fn("vec3"),Hf=Fn("vec3"),jf=Fn("vec3");class qf extends mg{constructor(){super()}start(e){const{material:t}=e,r=Fn("vec3"),s=Fn("vec3");ln(od.sub(Pd).length().greaterThan(Nd.mul(2)),()=>{r.assign(od),s.assign(Pd)}).Else(()=>{r.assign(Pd),s.assign(od)});const i=s.sub(r),n=xa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=hn(0).toVar(),l=Tn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=id.mul(Sn(s,1)).xyz;let n;null!==t.depthNode&&(Hf.assign(Pp(wp(i.z,ed,td))),e.context.sceneDepthNode=Pp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,Wf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&Wf.mulAssign(n);const d=Wf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),jf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?ln(r.greaterThanEqual(Hf),()=>{Wf.addAssign(e)}):Wf.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(Kg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(jf)}}class Xf extends Xp{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=w,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new qf}}class Kf{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class Yf{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.version),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Fs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(e,this.camera.id,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const Jf=[];class ey{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);Jf[0]=e,Jf[1]=t,Jf[2]=n,Jf[3]=i;let l=u.get(Jf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Jf,l)):(l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),Jf.length=0,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Yf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Zf(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const ry=1,sy=2,iy=3,ny=4,ay=16;class oy extends ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===ry?this.backend.createAttribute(e):t===sy?this.backend.createIndexAttribute(e):t===iy?this.backend.createStorageAttribute(e):t===ny&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,iy):this.updateAttribute(e,ry);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,sy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=ly(t),e.set(t,r)):r.version!==uy(t)&&(this.attributes.delete(r),r=ly(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class cy{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class hy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class py extends hy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class gy extends hy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let my=0;class fy{constructor(e,t,r,s=null,i=null){this.id=my++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class yy extends ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new fy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new fy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new fy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new gy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new py(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class by extends ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const e=t.update(),o=t.texture,u=this.textures.get(o);e&&(this.textures.updateTexture(o),t.generation!==u.generation&&(t.generation=u.generation,s=!0,i=!1));if(void 0!==r.get(o).externalTexture||u.isDefaultTexture?i=!1:(n=10*n+o.id,a+=o.version),!0===o.isStorageTexture&&!0===o.mipmapsAutoUpdate){const e=this.get(o);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(o)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(o),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0,i=!1)}}}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function xy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Ty(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function _y(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===C&&!1===e.forceSinglePass}class vy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||xy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Ty),this.transparent.length>1&&this.transparent.sort(t||Ty)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new X,l.format=e.stencilBuffer?Ue:Oe,l.type=e.stencilBuffer?Ve:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,this.info.memory.textures++,e.isVideoTexture&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ly){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=zs(i),a=$s(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Vy extends ai{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ky extends ai{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Hy(e,"uint","float"),Xy={};class Ky extends eo{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(jy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return gn;case"int":return pn;case"uvec2":return bn;case"uvec3":return vn;case"uvec4":return An;case"ivec2":return yn;case"ivec3":return _n;case"ivec4":return Rn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t);const i=hn(s.bitAnd(Bo(s))),n=qy(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{ln(e.equal(gn(0)),()=>gn(32));const s=gn(0),i=gn(0);return this._resolveElementType(e,s,t),ln(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),ln(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),ln(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),ln(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),ln(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(gn(1)).bitAnd(gn(1431655765)))),s.assign(s.bitAnd(gn(858993459)).add(s.shiftRight(gn(2)).bitAnd(gn(858993459))));const i=s.add(s.shiftRight(gn(4))).bitAnd(gn(252645135)).mul(gn(16843009)).shiftRight(gn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return an(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Ky.COUNT_TRAILING_ZEROS="countTrailingZeros",Ky.COUNT_LEADING_ZEROS="countLeadingZeros",Ky.COUNT_ONE_BITS="countOneBits";const Yy=rn(Ky,Ky.COUNT_TRAILING_ZEROS).setParameterLength(1),Qy=rn(Ky,Ky.COUNT_LEADING_ZEROS).setParameterLength(1),Zy=rn(Ky,Ky.COUNT_ONE_BITS).setParameterLength(1),Jy=an(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),eb=(e,t)=>Qo(Ma(4,e.mul(Ca(1,e))),t);class tb extends li{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const rb=rn(tb,"snorm").setParameterLength(1),sb=rn(tb,"unorm").setParameterLength(1),ib=rn(tb,"float16").setParameterLength(1);class nb extends li{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const ab=rn(nb,"snorm").setParameterLength(1),ob=rn(nb,"unorm").setParameterLength(1),ub=rn(nb,"float16").setParameterLength(1),lb=an(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),db=an(([e])=>Tn(lb(e.z.add(lb(e.y.mul(1)))),lb(e.z.add(lb(e.x.mul(1)))),lb(e.y.add(lb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),cb=an(([e,t,r])=>{const s=Tn(e).toVar(),i=hn(1.4).toVar(),n=hn(0).toVar(),a=Tn(s).toVar();return op({start:hn(0),end:hn(3),type:"float",condition:"<="},()=>{const e=Tn(db(a.mul(2))).toVar();s.addAssign(e.add(r.mul(hn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=hn(lb(s.z.add(lb(s.x.add(lb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class hb extends ai{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const pb=en(hb),gb=e=>(...t)=>pb(e,...t),mb=xa(0).setGroup(fa).onRenderUpdate(e=>e.time),fb=xa(0).setGroup(fa).onRenderUpdate(e=>e.deltaTime),yb=xa(0,"uint").setGroup(fa).onRenderUpdate(e=>e.frameId);const bb=an(([e,t,r=fn(.5)])=>Ff(e.sub(r),t).add(r)),xb=an(([e,t,r=fn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Tb=an(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=xd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=xd;const i=id.mul(s);return qi(t)&&(i[0][0]=xd[0].length(),i[0][1]=0,i[0][2]=0),qi(r)&&(i[1][0]=0,i[1][1]=xd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,rd.mul(i).mul(Bd)}),_b=an(([e=null])=>{const t=Pp();return Pp(Rp(e)).sub(t).lessThan(0).select(Hl,e)});class vb extends ai{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Rl(),r=hn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=fn(a,o);return t.add(l).mul(u)}}const Nb=en(vb).setParameterLength(3),Sb=an(([e,t=null,r=null,s=hn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(Tn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return wa(p,g,m)}),Rb=new Ge,Ab=new r,Eb=new r,wb=new r,Cb=new a,Mb=new r(0,0,-1),Bb=new s,Lb=new r,Pb=new r,Fb=new s,Db=new t,Ib=new _e,Ub=Hl.flipX();Ib.depthTexture=new X(1,1);let Ob=!1;class Vb extends Bl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Ib.texture,Ub),this._reflectorBaseNode=e.reflector||new kb(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Yi(new Vb({defaultTexture:Ib.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class kb extends ai{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new ze,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?Qs.RENDER:Qs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Db),e.setSize(Math.round(Db.width*r),Math.round(Db.height*r))}setup(e){return this._updateResolution(Ib,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new _e(0,0,{type:fe,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=$e,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new X),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ob)return!1;Ob=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Db),this._updateResolution(o,s),Eb.setFromMatrixPosition(n.matrixWorld),wb.setFromMatrixPosition(r.matrixWorld),Cb.extractRotation(n.matrixWorld),Ab.set(0,0,1),Ab.applyMatrix4(Cb),Lb.subVectors(Eb,wb);let u=!1;if(!0===Lb.dot(Ab)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ob=!1);u=!0}Lb.reflect(Ab).negate(),Lb.add(Eb),Cb.extractRotation(r.matrixWorld),Mb.set(0,0,-1),Mb.applyMatrix4(Cb),Mb.add(wb),Pb.subVectors(Eb,Mb),Pb.reflect(Ab).negate(),Pb.add(Eb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Lb),a.up.set(0,1,0),a.up.applyMatrix4(Cb),a.up.reflect(Ab),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Rb.setFromNormalAndCoplanarPoint(Ab,Eb),Rb.applyMatrix4(a.matrixWorldInverse),Bb.set(Rb.normal.x,Rb.normal.y,Rb.normal.z,Rb.constant);const l=a.projectionMatrix;Fb.x=(Math.sign(Bb.x)+l.elements[8])/l.elements[0],Fb.y=(Math.sign(Bb.y)+l.elements[9])/l.elements[5],Fb.z=-1,Fb.w=(1+l.elements[10])/l.elements[14],Bb.multiplyScalar(1/Bb.dot(Fb));l.elements[2]=Bb.x,l.elements[6]=Bb.y,l.elements[10]=s.coordinateSystem===h?Bb.z-0:Bb.z+1-0,l.elements[14]=Bb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,Ob=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const Gb=new xe(-1,1,1,-1,0,1);class zb extends be{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new We([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new We(t,2))}}const $b=new zb;class Wb extends se{constructor(e=null){super($b,e),this.camera=Gb,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,Gb)}render(e){e.render(this,Gb)}}const Hb=new t;class jb extends Bl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:fe}){const i=new _e(t,r,s);super(i.texture,Rl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new Wb(new Xp),this.updateBeforeType=Qs.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(Hb),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Bl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Yi(new jb(Yi(e),...t)),Xb=an(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=fn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Sn(Tn(e,t),1)):i=Sn(Tn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Sn(r.mul(i));return n.xyz.div(n.w)}),Kb=an(([e,t])=>{const r=t.mul(Sn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return fn(s.x,s.y.oneMinus())}),Yb=an(([e,t,r])=>{const s=El(Fl(t)),i=yn(e.mul(s)).toVar(),n=Fl(t,i).toVar(),a=Fl(t,i.sub(yn(2,0))).toVar(),o=Fl(t,i.sub(yn(1,0))).toVar(),u=Fl(t,i.add(yn(1,0))).toVar(),l=Fl(t,i.add(yn(2,0))).toVar(),d=Fl(t,i.add(yn(0,2))).toVar(),c=Fl(t,i.add(yn(0,1))).toVar(),h=Fl(t,i.sub(yn(0,1))).toVar(),p=Fl(t,i.sub(yn(0,2))).toVar(),g=wo(Ca(hn(2).mul(o).sub(a),n)).toVar(),m=wo(Ca(hn(2).mul(u).sub(l),n)).toVar(),f=wo(Ca(hn(2).mul(c).sub(d),n)).toVar(),y=wo(Ca(hn(2).mul(h).sub(p),n)).toVar(),b=Xb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Xb(e.sub(fn(hn(1).div(s.x),0)),o,r)),b.negate().add(Xb(e.add(fn(hn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Xb(e.add(fn(0,hn(1).div(s.y))),c,r)),b.negate().add(Xb(e.sub(fn(0,hn(1).div(s.y))),h,r)));return To(Yo(x,T))}),Qb=an(([e])=>_o(hn(52.9829189).mul(_o(Ko(e,fn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Zb=an(([e,t,r])=>{const s=hn(2.399963229728653),i=fo(hn(e).add(.5)).div(fo(hn(t))),n=hn(e).mul(s).add(r);return fn(No(n),vo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Jb extends ai{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Rl())}sample(e){return this.callback(e)}}class ex extends ai{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===ex.OBJECT?this.updateType=Qs.OBJECT:e===ex.MATERIAL?this.updateType=Qs.RENDER:e===ex.BEFORE_OBJECT?this.updateBeforeType=Qs.OBJECT:e===ex.BEFORE_MATERIAL&&(this.updateBeforeType=Qs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}ex.OBJECT="object",ex.MATERIAL="material",ex.BEFORE_OBJECT="beforeObject",ex.BEFORE_MATERIAL="beforeMaterial";const tx=(e,t)=>Yi(new ex(e,t)).toStack();class rx extends ${constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class sx extends Re{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ix extends ai{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const nx=tn(ix),ax=new M,ox=new a;class ux extends ai{static get type(){return"SceneNode"}constructor(e=ux.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ux.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ux.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ux.BACKGROUND_ROTATION?s=xa("mat4").setName("backgroundRotation").setGroup(fa).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==He?(ax.copy(r.backgroundRotation),ax.x*=-1,ax.y*=-1,ax.z*=-1,ox.makeRotationFromEuler(ax)):ox.identity(),ox}):o("SceneNode: Unknown scope:",t),s}}ux.BACKGROUND_BLURRINESS="backgroundBlurriness",ux.BACKGROUND_INTENSITY="backgroundIntensity",ux.BACKGROUND_ROTATION="backgroundRotation";const lx=tn(ux,ux.BACKGROUND_BLURRINESS),dx=tn(ux,ux.BACKGROUND_INTENSITY),cx=tn(ux,ux.BACKGROUND_ROTATION);class hx extends Bl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=Js.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(Js.READ_WRITE)}toReadOnly(){return this.setAccess(Js.READ_ONLY)}toWriteOnly(){return this.setAccess(Js.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e}}const px=en(hx).setParameterLength(1,3),gx=an(({texture:e,uv:t})=>{const r=1e-4,s=Tn().toVar();return ln(t.x.lessThan(r),()=>{s.assign(Tn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Tn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Tn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Tn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Tn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Tn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Tn(-.01,0,0))).r.sub(e.sample(t.add(Tn(r,0,0))).r),n=e.sample(t.add(Tn(0,-.01,0))).r.sub(e.sample(t.add(Tn(0,r,0))).r),a=e.sample(t.add(Tn(0,0,-.01))).r.sub(e.sample(t.add(Tn(0,0,r))).r);s.assign(Tn(i,n,a))}),s.normalize()});class mx extends Bl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Tn(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!e.isFlipY()||!0!==r.isRenderTargetTexture&&!0!==r.isFramebufferTexture||(t=this.sampler?t.flipY():t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1))),t}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return gx({texture:this,uv:e})}}const fx=en(mx).setParameterLength(1,3);class yx extends gc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const bx=new WeakMap;class xx extends li{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Qs.OBJECT,this.updateAfterType=Qs.OBJECT,this.previousModelWorldMatrix=xa(new a),this.previousProjectionMatrix=xa(new a).setGroup(fa),this.previousCameraViewMatrix=xa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=_x(r);this.previousModelWorldMatrix.value.copy(s);const i=Tx(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){_x(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?rd:xa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Ad).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Ld),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ca(i,n)}}function Tx(e){let t=bx.get(e);return void 0===t&&(t={},bx.set(e,t)),t}function _x(e,t=0){const r=Tx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const vx=tn(xx),Nx=an(([e])=>Ex(e.rgb)),Sx=an(([e,t=hn(1)])=>t.mix(Ex(e.rgb),e.rgb)),Rx=an(([e,t=hn(1)])=>{const r=wa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return iu(e.rgb,s,i)}),Ax=an(([e,t=hn(1)])=>{const r=Tn(.57735,.57735,.57735),s=t.cos();return Tn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ex=(e,t=Tn(p.getLuminanceCoefficients(new r)))=>Ko(e,t),wx=an(([e,t=Tn(1),s=Tn(0),i=Tn(1),n=hn(1),a=Tn(p.getLuminanceCoefficients(new r,ve))])=>{const o=e.rgb.dot(Tn(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return ln(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),ln(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),ln(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Sn(u.rgb,e.a)});class Cx extends li{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const Mx=en(Cx).setParameterLength(2),Bx=new t;class Lx extends Bl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Px extends Lx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Fx extends li{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new X;i.isRenderTargetTexture=!0,i.name="depth";const n=new _e(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:fe,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=xa(0),this._cameraFar=xa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Qs.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=Yi(new Px(this,e)),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=Yi(new Px(this,e,!0)),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Cp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Ep(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getColorBufferType(),this.scope===Fx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Bx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Bx)),this._pixelRatio=i,this.setSize(Bx.width,Bx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Tu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Fx.COLOR="color",Fx.DEPTH="depth";class Dx extends Fx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Fx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new Xp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=w;const t=zd.negate(),r=rd.mul(Ad),s=hn(1),i=r.mul(Sn(Bd,1)),n=r.mul(Sn(Bd.add(t),1)),a=To(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Sn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const Ix=an(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ux=an(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ox=an(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=an(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),kx=an(([e,t])=>{const r=Cn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Cn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Vx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Gx=Cn(Tn(1.6605,-.1246,-.0182),Tn(-.5876,1.1329,-.1006),Tn(-.0728,-.0083,1.1187)),zx=Cn(Tn(.6274,.0691,.0164),Tn(.3293,.9195,.088),Tn(.0433,.0113,.8956)),$x=an(([e])=>{const t=Tn(e).toVar(),r=Tn(t.mul(t)).toVar(),s=Tn(r.mul(r)).toVar();return hn(15.5).mul(s.mul(r)).sub(Ma(40.14,s.mul(t))).add(Ma(31.96,s).sub(Ma(6.868,r.mul(t))).add(Ma(.4298,r).add(Ma(.1191,t).sub(.00232))))}),Wx=an(([e,t])=>{const r=Tn(e).toVar(),s=Cn(Tn(.856627153315983,.137318972929847,.11189821299995),Tn(.0951212405381588,.761241990602591,.0767994186031903),Tn(.0482516061458583,.101439036467562,.811302368396859)),i=Cn(Tn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Tn(-.11060664309660323,1.157823702216272,-.11060664309660294),Tn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=hn(-12.47393),a=hn(4.026069);return r.mulAssign(t),r.assign(zx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(mo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign($x(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(Tn(0),r),Tn(2.2))),r.assign(Gx.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Hx=an(([e,t])=>{const r=hn(.76),s=hn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=bu(i.lessThan(.08),i.sub(Ma(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));ln(a.lessThan(r),()=>e);const o=Ca(1,r),u=Ca(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ca(1,Ba(1,s.mul(a.sub(u)).add(1)));return iu(e,Tn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class jx extends ai{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const qx=en(jx).setParameterLength(1,3);class Xx extends jx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Kx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Yx extends ai{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:hn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=qs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Xs(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Qx=en(Yx).setParameterLength(1);class Zx extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class Jx{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const eT=new Zx;class tT extends ai{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new Zx,this._output=Qx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Qx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Qx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new Jx(this),t=eT.get("THREE"),r=eT.get("TSL"),s=this.getMethod(),i=[e,this._local,eT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:hn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Fs(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Ds(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const rT=en(tT).setParameterLength(1,2);function sT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const iT=an(([e,t],r)=>{const s=sT(r);return uu(e,t,s)}),nT=an(([e],t)=>{const r=sT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),aT=an(([e,t])=>Sn(t.toFloat().mix(ra.rgb,e.toVec3()),ra.a));let oT=null,uT=null;class lT extends ai{static get type(){return"RangeNode"}constructor(e=hn(),t=hn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ws(t.value)),i=e.getTypeLength(Ws(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Error('THREE.TSL: No "ConstNode" found in node graph.');return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ws(a)),d=e.getTypeLength(Ws(o));oT=oT||new s,uT=uT||new s,oT.setScalar(0),uT.setScalar(0),1===u?oT.setScalar(a):a.isColor?oT.set(a.r,a.g,a.b,1):oT.set(a.x,a.y,a.z||0,a.w||0),1===d?uT.setScalar(o):o.isColor?uT.set(o.r,o.g,o.b,1):uT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;eYi(new cT(e,t)),pT=hT("numWorkgroups","uvec3"),gT=hT("workgroupId","uvec3"),mT=hT("globalId","uvec3"),fT=hT("localId","uvec3"),yT=hT("subgroupSize","uint");const bT=en(class extends ai{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}});class xT extends oi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class TT extends ai{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return Yi(new xT(this,e))}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class _T extends ai{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=gl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}_T.ATOMIC_LOAD="atomicLoad",_T.ATOMIC_STORE="atomicStore",_T.ATOMIC_ADD="atomicAdd",_T.ATOMIC_SUB="atomicSub",_T.ATOMIC_MAX="atomicMax",_T.ATOMIC_MIN="atomicMin",_T.ATOMIC_AND="atomicAnd",_T.ATOMIC_OR="atomicOr",_T.ATOMIC_XOR="atomicXor";const vT=en(_T),NT=(e,t,r)=>vT(e,t,r).toStack();class ST extends li{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===ST.SUBGROUP_ELECT?"bool":t===ST.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===ST.SUBGROUP_BROADCAST||r===ST.SUBGROUP_SHUFFLE||r===ST.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ST.SUBGROUP_SHUFFLE_XOR||r===ST.SUBGROUP_SHUFFLE_DOWN||r===ST.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ST.SUBGROUP_ELECT="subgroupElect",ST.SUBGROUP_BALLOT="subgroupBallot",ST.SUBGROUP_ADD="subgroupAdd",ST.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ST.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ST.SUBGROUP_MUL="subgroupMul",ST.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ST.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ST.SUBGROUP_AND="subgroupAnd",ST.SUBGROUP_OR="subgroupOr",ST.SUBGROUP_XOR="subgroupXor",ST.SUBGROUP_MIN="subgroupMin",ST.SUBGROUP_MAX="subgroupMax",ST.SUBGROUP_ALL="subgroupAll",ST.SUBGROUP_ANY="subgroupAny",ST.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ST.QUAD_SWAP_X="quadSwapX",ST.QUAD_SWAP_Y="quadSwapY",ST.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ST.SUBGROUP_BROADCAST="subgroupBroadcast",ST.SUBGROUP_SHUFFLE="subgroupShuffle",ST.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ST.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ST.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ST.QUAD_BROADCAST="quadBroadcast";const RT=rn(ST,ST.SUBGROUP_ELECT).setParameterLength(0),AT=rn(ST,ST.SUBGROUP_BALLOT).setParameterLength(1),ET=rn(ST,ST.SUBGROUP_ADD).setParameterLength(1),wT=rn(ST,ST.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),CT=rn(ST,ST.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),MT=rn(ST,ST.SUBGROUP_MUL).setParameterLength(1),BT=rn(ST,ST.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),LT=rn(ST,ST.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),PT=rn(ST,ST.SUBGROUP_AND).setParameterLength(1),FT=rn(ST,ST.SUBGROUP_OR).setParameterLength(1),DT=rn(ST,ST.SUBGROUP_XOR).setParameterLength(1),IT=rn(ST,ST.SUBGROUP_MIN).setParameterLength(1),UT=rn(ST,ST.SUBGROUP_MAX).setParameterLength(1),OT=rn(ST,ST.SUBGROUP_ALL).setParameterLength(0),VT=rn(ST,ST.SUBGROUP_ANY).setParameterLength(0),kT=rn(ST,ST.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),GT=rn(ST,ST.QUAD_SWAP_X).setParameterLength(1),zT=rn(ST,ST.QUAD_SWAP_Y).setParameterLength(1),$T=rn(ST,ST.QUAD_SWAP_DIAGONAL).setParameterLength(1),WT=rn(ST,ST.SUBGROUP_BROADCAST).setParameterLength(2),HT=rn(ST,ST.SUBGROUP_SHUFFLE).setParameterLength(2),jT=rn(ST,ST.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),qT=rn(ST,ST.SUBGROUP_SHUFFLE_UP).setParameterLength(2),XT=rn(ST,ST.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),KT=rn(ST,ST.QUAD_BROADCAST).setParameterLength(1);let YT;function QT(e){YT=YT||new WeakMap;let t=YT.get(e);return void 0===t&&YT.set(e,t={}),t}function ZT(e){const t=QT(e);return t.shadowMatrix||(t.shadowMatrix=xa("mat4").setGroup(fa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function JT(e,t=Pd){const r=ZT(e).mul(t);return r.xyz.div(r.w)}function e_(e){const t=QT(e);return t.position||(t.position=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function t_(e){const t=QT(e);return t.targetPosition||(t.targetPosition=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function r_(e){const t=QT(e);return t.viewPosition||(t.viewPosition=xa(new r).setGroup(fa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const s_=e=>id.transformDirection(e_(e).sub(t_(e))),i_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},n_=new WeakMap,a_=[];class o_ extends ai{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Fn("vec3","totalDiffuse"),this.totalSpecularNode=Fn("vec3","totalSpecular"),this.outgoingLightNode=Fn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Yi(e));else{let s=null;if(null!==r&&(s=i_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;n_.has(e)?s=n_.get(e):(s=Yi(new r(e)),n_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Tn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class u_ extends ai{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Qs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){l_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Pd)}}const l_=Fn("vec3","shadowPositionWorld");function d_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function c_(e,t){return t=d_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function h_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function p_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function g_(e,t){return t=p_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function m_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function f_(e,t,r){return r=g_(t,r=c_(e,r))}function y_(e,t,r){h_(e,r),m_(t,r)}var b_=Object.freeze({__proto__:null,resetRendererAndSceneState:f_,resetRendererState:c_,resetSceneState:g_,restoreRendererAndSceneState:y_,restoreRendererState:h_,restoreSceneState:m_,saveRendererAndSceneState:function(e,t,r={}){return r=p_(t,r=d_(e,r))},saveRendererState:d_,saveSceneState:p_});const x_=new WeakMap,T_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),__=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=mc("radius","float",r).setGroup(fa),o=fn(1).div(n),u=a.mul(o.x),l=Qb(ql.xy).mul(6.28318530718);return wa(i(t.xy.add(Zb(0,5,l).mul(u)),t.z),i(t.xy.add(Zb(1,5,l).mul(u)),t.z),i(t.xy.add(Zb(2,5,l).mul(u)),t.z),i(t.xy.add(Zb(3,5,l).mul(u)),t.z),i(t.xy.add(Zb(4,5,l).mul(u)),t.z)).mul(.2)}),v_=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=fn(1).div(n),o=a.x,u=a.y,l=t.xy,d=_o(l.mul(n).add(.5));return l.subAssign(d.mul(a)),wa(i(l,t.z),i(l.add(fn(o,0)),t.z),i(l.add(fn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(fn(o.negate(),0)),t.z),i(l.add(fn(o.mul(2),0)),t.z),d.x),iu(i(l.add(fn(o.negate(),u)),t.z),i(l.add(fn(o.mul(2),u)),t.z),d.x),iu(i(l.add(fn(0,u.negate())),t.z),i(l.add(fn(0,u.mul(2))),t.z),d.y),iu(i(l.add(fn(o,u.negate())),t.z),i(l.add(fn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(fn(o.negate(),u.negate())),t.z),i(l.add(fn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(fn(o.negate(),u.mul(2))),t.z),i(l.add(fn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),N_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);ln(a.equal(1),()=>hn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ca(u,.3).div(.65)),Wo(a,u)}),S_=an(([e,t,r])=>{let s=Pd.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),R_=e=>{let t=x_.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(fa),s=mc("far","float",t).setGroup(fa),i=pd(e);return S_(i,r,s)})(e):null;t=new Xp,t.colorNode=Sn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,x_.set(e,t)}return t},A_=new Yf,E_=[],w_=(e,t,r,s)=>{E_[0]=e,E_[1]=t;let i=A_.get(E_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===je)&&(s&&(js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,A_.set(E_,i)),E_[0]=null,E_[1]=null,i},C_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanVertical"),a=hn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),M_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanHorizontal"),a=hn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(wa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),B_=[T_,__,v_,N_];let L_;const P_=new Wb;class F_ extends u_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,hn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(fa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=mc("near","float",r.camera).setGroup(fa),s=mc("far","float",r.camera).setGroup(fa);n=Mp(e.negate(),t,s)}return a=Tn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return B_[e]}setupRenderTarget(e,t){const r=new X(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=qe;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===je&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}));let t=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(fa),n=mc("radius","float",i).setGroup(fa),u=mc("mapSize","vec2",i).setGroup(fa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Xp);l.fragmentNode=C_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Xp),l.fragmentNode=M_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(fa),l=mc("normalBias","float",i).setGroup(fa),d=ZT(s).mul(l_.add(qd.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=n===je&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m;o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)));const f=iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar();this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)).toInspector(`${y} / Depth`,()=>Fl(this.shadowMap.depthTexture,Rl().mul(El(Pl(this.shadowMap.depthTexture)))).x.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return an(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.shadowNode&&d('NodeMaterial: ".shadowNode" is deprecated. Use ".castShadowNode" instead.'),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");L_=f_(i,n,L_),n.overrideMaterial=R_(r),i.setRenderObjectFunction(w_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===je&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,y_(i,n,L_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),P_.material=this.vsmMaterialVertical,P_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),P_.material=this.vsmMaterialHorizontal,P_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const D_=(e,t)=>Yi(new F_(e,t)),I_=new e,U_=new a,O_=new r,V_=new r,k_=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],G_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],z_=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],$_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],W_=an(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),H_=an(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(fa),n=mc("mapSize","vec2",s).setGroup(fa),a=i.div(n.x),o=wo(t),u=To(Yo(t,o.x.greaterThan(o.z).select(Tn(0,1,0),Tn(1,0,0)))),l=Yo(t,u),d=Qb(ql.xy).mul(6.28318530718),c=Zb(0,5,d),h=Zb(1,5,d),p=Zb(2,5,d),g=Zb(3,5,d),m=Zb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),j_=an(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.near),o=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(fa),l=hn(1).toVar();return ln(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class q_ extends F_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Xe?W_:H_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return j_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new Ke(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=qe;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?k_:z_,d=u?G_:$_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(I_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),O_.setFromMatrixPosition(s.matrixWorld),a.position.copy(O_),V_.copy(a.position),V_.add(l[e]),a.up.copy(d[e]),a.lookAt(V_),a.updateMatrixWorld(),o.makeTranslation(-O_.x,-O_.y,-O_.z),U_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(U_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const X_=(e,t)=>Yi(new q_(e,t));class K_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||xa(this.color).setGroup(fa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Qs.FRAME}getHash(){return this.light.uuid}getLightVector(e){return r_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return D_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Yi(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const Y_=an(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),Q_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=Y_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Z_ extends K_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(2).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return X_(this.light)}setupDirect(e){return Q_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const J_=an(([e=Rl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),ev=an(([e=Rl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=hn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=bu(s.greaterThan(1),0,1);return i}),tv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=mn(e).toVar();return bu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),rv=an(([e,t])=>{const r=mn(t).toVar(),s=hn(e).toVar();return bu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),sv=an(([e])=>{const t=hn(e).toVar();return pn(bo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),iv=an(([e,t])=>{const r=hn(e).toVar();return t.assign(sv(r)),r.sub(hn(t))}),nv=gb([an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=hn(s).toVar(),l=hn(r).toVar(),d=hn(t).toVar(),c=hn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=Tn(s).toVar(),l=Tn(r).toVar(),d=Tn(t).toVar(),c=Tn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),av=gb([an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=hn(o).toVar(),m=hn(a).toVar(),f=hn(n).toVar(),y=hn(i).toVar(),b=hn(s).toVar(),x=hn(r).toVar(),T=hn(t).toVar(),_=hn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=Tn(o).toVar(),m=Tn(a).toVar(),f=Tn(n).toVar(),y=Tn(i).toVar(),b=Tn(s).toVar(),x=Tn(r).toVar(),T=Tn(t).toVar(),_=Tn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),ov=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=gn(e).toVar(),a=gn(n.bitAnd(gn(7))).toVar(),o=hn(tv(a.lessThan(gn(4)),i,s)).toVar(),u=hn(Ma(2,tv(a.lessThan(gn(4)),s,i))).toVar();return rv(o,mn(a.bitAnd(gn(1)))).add(rv(u,mn(a.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),uv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=gn(e).toVar(),u=gn(o.bitAnd(gn(15))).toVar(),l=hn(tv(u.lessThan(gn(8)),a,n)).toVar(),d=hn(tv(u.lessThan(gn(4)),n,tv(u.equal(gn(12)).or(u.equal(gn(14))),a,i))).toVar();return rv(l,mn(u.bitAnd(gn(1)))).add(rv(d,mn(u.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),lv=gb([ov,uv]),dv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=vn(e).toVar();return Tn(lv(n.x,i,s),lv(n.y,i,s),lv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=vn(e).toVar();return Tn(lv(o.x,a,n,i),lv(o.y,a,n,i),lv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),hv=gb([dv,cv]),pv=an(([e])=>{const t=hn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),gv=an(([e])=>{const t=hn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),mv=gb([pv,an(([e])=>{const t=Tn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),fv=gb([gv,an(([e])=>{const t=Tn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),yv=an(([e,t])=>{const r=pn(t).toVar(),s=gn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(pn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),bv=an(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(yv(r,pn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(yv(r,pn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(4))),t.addAssign(e)}),xv=an(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar();return s.bitXorAssign(i),s.subAssign(yv(i,pn(14))),n.bitXorAssign(s),n.subAssign(yv(s,pn(11))),i.bitXorAssign(n),i.subAssign(yv(n,pn(25))),s.bitXorAssign(i),s.subAssign(yv(i,pn(16))),n.bitXorAssign(s),n.subAssign(yv(s,pn(4))),i.bitXorAssign(n),i.subAssign(yv(n,pn(14))),s.bitXorAssign(i),s.subAssign(yv(i,pn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Tv=an(([e])=>{const t=gn(e).toVar();return hn(t).div(hn(gn(pn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),_v=an(([e])=>{const t=hn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),vv=gb([an(([e])=>{const t=pn(e).toVar(),r=gn(gn(1)).toVar(),s=gn(gn(pn(3735928559)).add(r.shiftLeft(gn(2))).add(gn(13))).toVar();return xv(s.add(gn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(gn(2)).toVar(),n=gn().toVar(),a=gn().toVar(),o=gn().toVar();return n.assign(a.assign(o.assign(gn(pn(3735928559)).add(i.shiftLeft(gn(2))).add(gn(13))))),n.addAssign(gn(s)),a.addAssign(gn(r)),xv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(gn(3)).toVar(),o=gn().toVar(),u=gn().toVar(),l=gn().toVar();return o.assign(u.assign(l.assign(gn(pn(3735928559)).add(a.shiftLeft(gn(2))).add(gn(13))))),o.addAssign(gn(n)),u.addAssign(gn(i)),l.addAssign(gn(s)),xv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),an(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=pn(e).toVar(),u=gn(gn(4)).toVar(),l=gn().toVar(),d=gn().toVar(),c=gn().toVar();return l.assign(d.assign(c.assign(gn(pn(3735928559)).add(u.shiftLeft(gn(2))).add(gn(13))))),l.addAssign(gn(o)),d.addAssign(gn(a)),c.addAssign(gn(n)),bv(l,d,c),l.addAssign(gn(i)),xv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),an(([e,t,r,s,i])=>{const n=pn(i).toVar(),a=pn(s).toVar(),o=pn(r).toVar(),u=pn(t).toVar(),l=pn(e).toVar(),d=gn(gn(5)).toVar(),c=gn().toVar(),h=gn().toVar(),p=gn().toVar();return c.assign(h.assign(p.assign(gn(pn(3735928559)).add(d.shiftLeft(gn(2))).add(gn(13))))),c.addAssign(gn(l)),h.addAssign(gn(u)),p.addAssign(gn(o)),bv(c,h,p),c.addAssign(gn(a)),h.addAssign(gn(n)),xv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Nv=gb([an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(vv(s,r)).toVar(),n=vn().toVar();return n.x.assign(i.bitAnd(pn(255))),n.y.assign(i.shiftRight(pn(8)).bitAnd(pn(255))),n.z.assign(i.shiftRight(pn(16)).bitAnd(pn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(vv(n,i,s)).toVar(),o=vn().toVar();return o.x.assign(a.bitAnd(pn(255))),o.y.assign(a.shiftRight(pn(8)).bitAnd(pn(255))),o.z.assign(a.shiftRight(pn(16)).bitAnd(pn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Sv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=hn(nv(lv(vv(r,s),i,n),lv(vv(r.add(pn(1)),s),i.sub(1),n),lv(vv(r,s.add(pn(1))),i,n.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=hn(av(lv(vv(r,s,i),n,a,o),lv(vv(r.add(pn(1)),s,i),n.sub(1),a,o),lv(vv(r,s.add(pn(1)),i),n,a.sub(1),o),lv(vv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),lv(vv(r,s,i.add(pn(1))),n,a,o.sub(1)),lv(vv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),lv(vv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Rv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=Tn(nv(hv(Nv(r,s),i,n),hv(Nv(r.add(pn(1)),s),i.sub(1),n),hv(Nv(r,s.add(pn(1))),i,n.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=Tn(av(hv(Nv(r,s,i),n,a,o),hv(Nv(r.add(pn(1)),s,i),n.sub(1),a,o),hv(Nv(r,s.add(pn(1)),i),n,a.sub(1),o),hv(Nv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),hv(Nv(r,s,i.add(pn(1))),n,a,o.sub(1)),hv(Nv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),hv(Nv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Av=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tv(vv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tv(vv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tv(vv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tv(vv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Ev=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tn(Tv(vv(r,pn(0))),Tv(vv(r,pn(1))),Tv(vv(r,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tn(Tv(vv(r,s,pn(0))),Tv(vv(r,s,pn(1))),Tv(vv(r,s,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tn(Tv(vv(r,s,i,pn(0))),Tv(vv(r,s,i,pn(1))),Tv(vv(r,s,i,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tn(Tv(vv(r,s,i,n,pn(0))),Tv(vv(r,s,i,n,pn(1))),Tv(vv(r,s,i,n,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),wv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=hn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Sv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Rv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Mv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar();return fn(wv(o,a,n,i),wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Bv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(Cv(o,a,n,i)).toVar(),l=hn(wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i)).toVar();return Sn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Lv=gb([an(([e,t,r,s,i,n,a])=>{const o=pn(a).toVar(),u=hn(n).toVar(),l=pn(i).toVar(),d=pn(s).toVar(),c=pn(r).toVar(),h=pn(t).toVar(),p=fn(e).toVar(),g=Tn(Ev(fn(h.add(d),c.add(l)))).toVar(),m=fn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=fn(fn(hn(h),hn(c)).add(m)).toVar(),y=fn(f.sub(p)).toVar();return ln(o.equal(pn(2)),()=>wo(y.x).add(wo(y.y))),ln(o.equal(pn(3)),()=>Wo(wo(y.x),wo(y.y))),Ko(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),an(([e,t,r,s,i,n,a,o,u])=>{const l=pn(u).toVar(),d=hn(o).toVar(),c=pn(a).toVar(),h=pn(n).toVar(),p=pn(i).toVar(),g=pn(s).toVar(),m=pn(r).toVar(),f=pn(t).toVar(),y=Tn(e).toVar(),b=Tn(Ev(Tn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Tn(Tn(hn(f),hn(m),hn(g)).add(b)).toVar(),T=Tn(x.sub(y)).toVar();return ln(l.equal(pn(2)),()=>wo(T.x).add(wo(T.y)).add(wo(T.z))),ln(l.equal(pn(3)),()=>Wo(wo(T.x),wo(T.y),wo(T.z))),Ko(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Pv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Fv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Dv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Iv=gb([Pv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Uv=gb([Fv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Ov=gb([Dv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Vv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=fn(t).toVar(),p=fn(r).toVar(),g=fn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return ln(c.equal(pn(0)),()=>{N.assign(Rv(v))}),ln(c.equal(pn(1)),()=>{N.assign(Ev(v))}),ln(c.equal(pn(2)),()=>{N.assign(Ov(v,m,pn(0)))}),ln(c.equal(pn(3)),()=>{N.assign(Cv(Tn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),ln(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),kv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=Vs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return CN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,on(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new tN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new iN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new nN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Xx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Dy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new oN,this.stack=Uy();for(const r of ti)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new Xp),e.build(this)}else this.addFlow("compute",e);for(const e of ti){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of ri){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=EN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new bN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new xN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new TN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new _N(e);else if("color"===t)s=new vN(e);else if("mat2"===t)s=new NN(e);else if("mat3"===t)s=new SN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new RN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${tt} - Node System\n`}}class LN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===Qs.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===Qs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class PN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}PN.isNodeFunctionInput=!0;class FN extends K_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:s_(this.light),lightColor:e}}}const DN=new a,IN=new a;let UN=null;class ON extends K_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=xa(new r).setGroup(fa),this.halfWidth=xa(new r).setGroup(fa),this.updateType=Qs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;IN.identity(),DN.copy(t.matrixWorld),DN.premultiply(r),IN.extractRotation(DN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(IN),this.halfHeight.value.applyMatrix4(IN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(UN.LTC_FLOAT_1),r=Pl(UN.LTC_FLOAT_2)):(t=Pl(UN.LTC_HALF_1),r=Pl(UN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:r_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){UN=e}}class VN extends K_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=xa(0).setGroup(fa),this.penumbraCosNode=xa(0).setGroup(fa),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(0).setGroup(fa),this.colorNode=xa(this.color).setGroup(fa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=JT(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(s_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=Y_({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Pl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class kN extends VN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,fn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const GN=an(([e,t])=>{const r=e.abs().sub(t);return Mo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class zN extends VN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=hn(0),r=this.penumbraCosNode,s=ZT(this.light).mul(e.context.positionWorld||Pd);return ln(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=GN(e.xy.sub(fn(.5)),fn(.5)),n=Ba(-1,Ca(1,Ao(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class $N extends K_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class WN extends K_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=e_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=xa(new e).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=qd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class HN extends K_{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Vl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=Xv(qd,this.lightProbe);e.context.irradiance.addAssign(t)}}class jN{parseFunction(){d("Abstract function.")}}class qN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}qN.isNodeFunction=!0;const XN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,KN=/[a-z_0-9]+/gi,YN="#pragma main";class QN extends qN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(YN),r=-1!==t?e.slice(t+12):e,s=r.match(XN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=KN.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new Xp),n.build(),o("TSL: "+e)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new eN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){eS[0]=e,eS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(eS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&tS.push(t.getCacheKey(!0)),i&&tS.push(i.getCacheKey()),n&&tS.push(n.getCacheKey()),tS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),tS.push(this.renderer.shadowMap.enabled?1:0),tS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Ds(tS),this.callHashCache.set(eS,s),tS.length=0}return eS.length=0,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===oe||r.mapping===ue||r.mapping===Se){if(e.backgroundBlurriness>0||r.mapping===Se)return mf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),hg(e)}}if(!0===r.isTexture)return Pl(r,Hl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=mc("color","color",r).setGroup(fa),t=mc("density","float",r).setGroup(fa);return aT(e,nT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(fa),t=mc("near","float",r).setGroup(fa),s=mc("far","float",r).setGroup(fa);return aT(e,iT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?hc(r):!0===r.isTexture?Pl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return JN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?fx(e,Tn(Hl,kl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Hl).renderOutput(t.toneMapping,t.currentColorSpace);return JN.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new LN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const sS=new Ge;class iS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new hS(i.framebufferWidth,i.framebufferHeight,{format:Ne,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=3&i.layers.mask,a.layers.mask=5&i.layers.mask;const o=e.parent,u=i.cameras;fS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function TS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function _S(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(e,t,this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new rS(this,r),this._animation=new Kf(this,this._nodes,this.info),this._attributes=new oy(r),this._background=new Qv(this,this._nodes),this._geometries=new dy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new yy(r,this._nodes),this._bindings=new by(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new ey(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Sy(this.lighting),this._bundles=new oS,this._renderContexts=new By,this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._compilationPromises,u=!0===e.isScene?e:NS;null===r&&(r=e);const l=this._renderTarget,d=this._renderContexts.get(r,t,l,this._mrt),c=this._activeMipmapLevel,h=[];this._currentRenderContext=d,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=h,s.renderId++,s.update(),d.depth=this.depth,d.stencil=this.stencil,d.clippingContext||(d.clippingContext=new iS),d.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,l);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,d.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)}),p.finish(),null!==l){this._textures.updateRenderTarget(l,c);const e=this._textures.get(l);d.textures=e.textures,d.depthTexture=e.depthTexture}else d.textures=null,d.depthTexture=null;this._background.update(u,p,d);const g=p.opaque,m=p.transparent,f=p.transparentDoublePass,y=p.lightsNode;!0===this.opaque&&g.length>0&&this._renderObjects(g,t,u,y),!0===this.transparent&&m.length>0&&this._renderTransparents(m,f,t,u,y),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._compilationPromises=o,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(h)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=wd,t.modelNormalViewMatrix=Cd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===wd&&e.modelNormalViewMatrix===Cd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getColorBufferType(){return this._colorBufferType}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=T,p.viewportValue.maxDepth=_,p.viewport=!1===p.viewportValue.equals(RS),p.scissorValue.copy(b).multiplyScalar(x).floor(),p.scissor=f._scissorTest&&!1===p.scissorValue.equals(RS),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new iS),p.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,h);const v=t.isArrayCamera?ES:AS;t.isArrayCamera||(wS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(wS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,p.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==h){this._textures.updateRenderTarget(h,c);const e=this._textures.get(h);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=h,p.depth=h.depthBuffer,p.stencil=h.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=SS.width,p.height=SS.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=d,p.activeMipmapLevel=c,p.occlusionQueryCount=N.occlusionQueryCount,p.scissorValue.max(CS.set(0,0,0,0)),p.scissorValue.x+p.scissorValue.width>p.width&&(p.scissorValue.width=Math.max(p.width-p.scissorValue.x,0)),p.scissorValue.y+p.scissorValue.height>p.height&&(p.scissorValue.height=Math.max(p.height-p.scissorValue.y,0)),this._background.update(u,N,p),p.camera=t,this.backend.beginRender(p);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,u,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,u,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,u,R),this.backend.finishRender(p),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,null!==s&&(this.setRenderTarget(l,d,c),this._renderOutput(h)),u.onAfterRender(this,e,t,h),this.inspector.finishRender(this.backend.getTimestampUID(p)),p}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.getForClear(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer,i.clearColorValue=this.backend.getClearColor(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=CS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=CS.copy(t).floor()}else t=CS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&CS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(wS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,CS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),CS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(wS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=w;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=it;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=C}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);e.side=null===i.shadowSide?i.side:i.shadowSide,null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===C&&!1===i.forceSinglePass?(i.side=w,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=it,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=C):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class BS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class LS extends BS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(ay-e%ay)%ay;var e}get buffer(){return this._buffer}update(){return!0}}class PS extends LS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let FS=0;class DS extends PS{constructor(e,t){super("UniformBuffer_"+FS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class IS extends PS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let kS=0;class GS extends VS{constructor(e,t){super(e,t),this.id=kS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class zS extends GS{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class $S extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class WS extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const HS={bitcast_int_uint:new jx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new jx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},jS={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},qS={low:"lowp",medium:"mediump",high:"highp"},XS={swizzleAssign:!0,storageBuffer:!1},KS={perspective:"smooth",linear:"noperspective"},YS={centroid:"centroid"},QS="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class ZS extends BN{constructor(e,t){super(e,t,new ZN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=HS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==HS[e]&&this._include(e),jS[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?mt:ft;2===s?n=i?Tt:V:3===s?n=i?_t:vt:4===s&&(n=i?Nt:Ne);const a={Float32Array:H,Uint8Array:ke,Uint16Array:xt,Uint32Array:S,Int8Array:bt,Int16Array:yt,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?s:"";t=`${e.name} {\n\t${r} ${i.name}[${n}];\n};\n`}else{t=`${this.getVectorType(i.type)} ${this.getPropertyName(i,e)};`,n=!0}const a=i.node.precision;if(null!==a&&(t=qS[a]+" "+t),n){t="\t"+t;const e=i.groupNode.name;(s[e]||(s[e]=[])).push(t)}else t="uniform "+t,r.push(t)}let i="";for(const t in s){const r=s[t];i+=this._getGLSLUniformStruct(e+"_"+t,r.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${KS[s.interpolationType]||s.interpolationType} ${YS[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${KS[e.interpolationType]||e.interpolationType} ${YS[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=XS[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}XS[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new zS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new $S(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new WS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new DS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let n=e[o];void 0===n&&(n=new OS(r+"_"+o,s),e[o]=n,u.push(n)),a=this.getNodeUniform(i,t),n.addUniform(a)}n.uniformGPU=a}return i}}let JS=null,eR=null;class tR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[St.RENDER]:null,[St.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?St.COMPUTE:St.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return JS=JS||new t,this.renderer.getDrawingBufferSize(JS)}setScissorTest(){}getClearColor(){const e=this.renderer;return eR=eR||new Fy,e.getClearColor(eR),eR.getRGB(eR),eR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Rt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${tt} webgpu`),this.domElement=e),e}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}dispose(){}}let rR,sR,iR=0;class nR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class aR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:iR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new nR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let lR,dR,cR,hR=!1;class pR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===hR&&(this._init(),hR=!0)}_init(){const e=this.gl;lR={[Ir]:e.REPEAT,[ye]:e.CLAMP_TO_EDGE,[Dr]:e.MIRRORED_REPEAT},dR={[A]:e.NEAREST,[Ur]:e.NEAREST_MIPMAP_NEAREST,[Je]:e.NEAREST_MIPMAP_LINEAR,[ne]:e.LINEAR,[Ze]:e.LINEAR_MIPMAP_NEAREST,[q]:e.LINEAR_MIPMAP_LINEAR},cR={[Wr]:e.NEVER,[$r]:e.ALWAYS,[qe]:e.LESS,[zr]:e.LEQUAL,[Gr]:e.EQUAL,[kr]:e.GEQUAL,[Vr]:e.GREATER,[Or]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,lR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,lR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,lR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,dR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===ne&&u?q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,dR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,cR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===A)return;if(t.minFilter!==Je&&t.minFilter!==q)return;if(t.type===H&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();o.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function gR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class mR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class fR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const yR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class bR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class _R extends tR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new mR(this),this.capabilities=new fR(this),this.attributeUtils=new aR(this),this.textureUtils=new pR(this),this.bufferRenderer=new bR(this),this.state=new oR(this),this.utils=new uR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed")}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new TR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(St.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1&&u.setMRTBlending(i.textures),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;const N=()=>{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eyR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Ey(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const vR="point-list",NR="line-list",SR="line-strip",RR="triangle-list",AR="triangle-strip",ER="undefined"!=typeof self?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},wR="never",CR="less",MR="equal",BR="less-equal",LR="greater",PR="not-equal",FR="greater-equal",DR="always",IR="store",UR="load",OR="clear",VR="ccw",kR="cw",GR="none",zR="back",$R="uint16",WR="uint32",HR="r8unorm",jR="r8snorm",qR="r8uint",XR="r8sint",KR="r16uint",YR="r16sint",QR="r16float",ZR="rg8unorm",JR="rg8snorm",eA="rg8uint",tA="rg8sint",rA="r32uint",sA="r32sint",iA="r32float",nA="rg16uint",aA="rg16sint",oA="rg16float",uA="rgba8unorm",lA="rgba8unorm-srgb",dA="rgba8snorm",cA="rgba8uint",hA="rgba8sint",pA="bgra8unorm",gA="bgra8unorm-srgb",mA="rgb9e5ufloat",fA="rgb10a2unorm",yA="rg11b10ufloat",bA="rg32uint",xA="rg32sint",TA="rg32float",_A="rgba16uint",vA="rgba16sint",NA="rgba16float",SA="rgba32uint",RA="rgba32sint",AA="rgba32float",EA="depth16unorm",wA="depth24plus",CA="depth24plus-stencil8",MA="depth32float",BA="depth32float-stencil8",LA="bc1-rgba-unorm",PA="bc1-rgba-unorm-srgb",FA="bc2-rgba-unorm",DA="bc2-rgba-unorm-srgb",IA="bc3-rgba-unorm",UA="bc3-rgba-unorm-srgb",OA="bc4-r-unorm",VA="bc4-r-snorm",kA="bc5-rg-unorm",GA="bc5-rg-snorm",zA="bc6h-rgb-ufloat",$A="bc6h-rgb-float",WA="bc7-rgba-unorm",HA="bc7-rgba-unorm-srgb",jA="etc2-rgb8unorm",qA="etc2-rgb8unorm-srgb",XA="etc2-rgb8a1unorm",KA="etc2-rgb8a1unorm-srgb",YA="etc2-rgba8unorm",QA="etc2-rgba8unorm-srgb",ZA="eac-r11unorm",JA="eac-r11snorm",eE="eac-rg11unorm",tE="eac-rg11snorm",rE="astc-4x4-unorm",sE="astc-4x4-unorm-srgb",iE="astc-5x4-unorm",nE="astc-5x4-unorm-srgb",aE="astc-5x5-unorm",oE="astc-5x5-unorm-srgb",uE="astc-6x5-unorm",lE="astc-6x5-unorm-srgb",dE="astc-6x6-unorm",cE="astc-6x6-unorm-srgb",hE="astc-8x5-unorm",pE="astc-8x5-unorm-srgb",gE="astc-8x6-unorm",mE="astc-8x6-unorm-srgb",fE="astc-8x8-unorm",yE="astc-8x8-unorm-srgb",bE="astc-10x5-unorm",xE="astc-10x5-unorm-srgb",TE="astc-10x6-unorm",_E="astc-10x6-unorm-srgb",vE="astc-10x8-unorm",NE="astc-10x8-unorm-srgb",SE="astc-10x10-unorm",RE="astc-10x10-unorm-srgb",AE="astc-12x10-unorm",EE="astc-12x10-unorm-srgb",wE="astc-12x12-unorm",CE="astc-12x12-unorm-srgb",ME="clamp-to-edge",BE="repeat",LE="mirror-repeat",PE="linear",FE="nearest",DE="zero",IE="one",UE="src",OE="one-minus-src",VE="src-alpha",kE="one-minus-src-alpha",GE="dst",zE="one-minus-dst",$E="dst-alpha",WE="one-minus-dst-alpha",HE="src-alpha-saturated",jE="constant",qE="one-minus-constant",XE="add",KE="subtract",YE="reverse-subtract",QE="min",ZE="max",JE=0,ew=15,tw="keep",rw="zero",sw="replace",iw="invert",nw="increment-clamp",aw="decrement-clamp",ow="increment-wrap",uw="decrement-wrap",lw="storage",dw="read-only-storage",cw="write-only",hw="read-only",pw="read-write",gw="non-filtering",mw="comparison",fw="float",yw="unfilterable-float",bw="depth",xw="sint",Tw="uint",_w="2d",vw="3d",Nw="2d",Sw="2d-array",Rw="cube",Aw="3d",Ew="all",ww="vertex",Cw="instance",Mw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},Bw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Lw extends VS{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Pw extends LS{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Fw=0;class Dw extends Pw{constructor(e,t){super("StorageBuffer_"+Fw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:Js.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class Iw extends ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:PE}),this.flipYSampler=e.createSampler({minFilter:FE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:OR,storeOp:IR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r});const a=[];for(let o=1;o0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Iw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,zw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,$w={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class Ww extends qN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Gw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=zw.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class Hw extends jN{parseFunction(e){return new Ww(e)}}const jw={[Js.READ_ONLY]:"read",[Js.WRITE_ONLY]:"write",[Js.READ_WRITE]:"read_write"},qw={[Ir]:"repeat",[ye]:"clamp",[Dr]:"mirror"},Xw={vertex:ER.VERTEX,fragment:ER.FRAGMENT,compute:ER.COMPUTE},Kw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Yw={"^^":"tsl_xor"},Qw={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},Zw={},Jw={tsl_xor:new jx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new jx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new jx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new jx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new jx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new jx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new jx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new jx("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new jx("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new jx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new jx("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new jx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new jx("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},eC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let tC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(tC+="diagnostic( off, derivative_uniformity );\n");class rC extends BN{constructor(e,t){super(e,t,new Hw),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${qw[e.wrapS]}S_${qw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Zw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(Jw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ye?(s.push(Jw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Dr?(s.push(Jw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",Zw[t]=r=new jx(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new pl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new pl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new pl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, u32( ${i} ) )`}generateTextureLod(e,t,r,s,i,n="0u"){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);const l=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`;return this.generateTextureLoad(e,t,l,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===H||!1===this.isSampleCompare(e)&&e.minFilter===A&&e.magFilter===A||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=Yw[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),Js.READ_WRITE):Js.READ_ONLY:e.access}getStorageAccess(e,t){return jw[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);if("texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new WS(i.name,i.node,o,n):new zS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new $S(i.name,i.node,o,n):"texture3D"===t&&(s=new WS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Xw[r]),!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Lw(`${i.name}_sampler`,i.node,o);e.setVisibility(Xw[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?DS:Dw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Xw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let s=e[u];void 0===s&&(s=new OS(u,o),s.setVisibility(Xw[r]),e[u]=s,l.push(s)),a=this.getNodeUniform(i,t),s.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=kw(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=this.getType(this.getVectorType(i.type)),t=i.groupNode.name;(n[t]||(n[t]={index:a.binding++,id:a.group,snippets:[]})).snippets.push(`\t${i.name} : ${e}`)}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let a=r.join("\n");return a+=s.join("\n"),a+=i.join("\n"),a}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.Vertex = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return Qw[e]||e}isAvailable(e){let t=Kw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Kw[e]=t),t}_getWGSLMethod(e){return void 0!==Jw[e]&&this._include(e),eC[e]}_include(e){const t=Jw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${tC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class sC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=CA:e.depth&&(t=wA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?vR:e.isLineSegments||e.isMesh&&!0===t.wireframe?NR:e.isLine?SR:e.isMesh?RR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return pA;if(e===fe)return NA;throw new Error("Unsupported outputType")}}const iC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&iC.set(Float16Array,["float16"]);const nC=new Map([[et,["float16"]]]),aC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class oC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e1&&(s.multisampled=!0,r.texture.isDepthTexture||(s.sampleType=yw)),r.texture.isDepthTexture)t.compatibilityMode&&null===r.texture.compareFunction?s.sampleType=yw:s.sampleType=bw;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){const e=r.texture.type;e===R?s.sampleType=xw:e===S?s.sampleType=Tw:e===H&&(this.backend.hasFeature("float32-filterable")?s.sampleType=fw:s.sampleType=yw)}r.isSampledCubeTexture?s.viewDimension=Rw:r.texture.isArrayTexture||r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?s.viewDimension=Sw:r.isSampledTexture3D&&(s.viewDimension=Aw),e.texture=s}else if(r.isSampler){const s={};r.texture.isDepthTexture&&(null!==r.texture.compareFunction?s.type=mw:t.compatibilityMode&&(s.type=gw)),e.sampler=s}else o(`WebGPUBindingUtils: Unsupported binding "${r}".`);s.push(e)}return r.createBindGroupLayout({entries:s})}createBindings(e,t,r,s=0){const{backend:i,bindGroupLayoutCache:n}=this,a=i.get(e);let o,u=n.get(e.bindingsReference);void 0===u&&(u=this.createBindingsLayout(e),n.set(e.bindingsReference,u)),r>0&&(void 0===a.groups&&(a.groups=[],a.versions=[]),a.versions[r]===s&&(o=a.groups[r])),void 0===o&&(o=this.createBindGroup(e,u),r>0&&(a.groups[r]=o,a.versions[r]=s)),a.group=o,a.layout=u}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const t=qr(s),a=t?1:s.BYTES_PER_ELEMENT;for(let e=0,o=n.length;e1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Ew;let o;o=t.isSampledCubeTexture?Rw:t.isSampledTexture3D?Aw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Sw:Nw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}}class lC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t);p.push(e.layout)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===Z||s.blending===Qe&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},E=e.context.depth,w=e.context.stencil;if(!0!==E&&!0!==w||(!0===E&&(A.format=N,A.depthWriteEnabled=s.depthWrite,A.depthCompare=v),!0===w&&(A.stencilFront=f,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),R.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(R)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e);a.push(t.layout)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===nt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:XE},r={srcFactor:i,dstFactor:n,operation:XE}};if(e.premultipliedAlpha)switch(s){case Qe:i(IE,kE,IE,kE);break;case $t:i(IE,IE,IE,IE);break;case zt:i(DE,OE,DE,IE);break;case Gt:i(GE,kE,DE,IE)}else switch(s){case Qe:i(VE,kE,IE,kE);break;case $t:i(VE,IE,IE,IE);break;case zt:o("WebGPURenderer: SubtractiveBlending requires material.premultipliedAlpha = true");break;case Gt:o("WebGPURenderer: MultiplyBlending requires material.premultipliedAlpha = true")}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ot:t=DE;break;case Ut:t=IE;break;case It:t=UE;break;case Bt:t=OE;break;case Dt:t=VE;break;case Mt:t=kE;break;case Pt:t=GE;break;case Ct:t=zE;break;case Lt:t=$E;break;case wt:t=WE;break;case Ft:t=HE;break;case 211:t=jE;break;case 212:t=qE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ts:t=wR;break;case es:t=DR;break;case Jr:t=CR;break;case Zr:t=BR;break;case Qr:t=MR;break;case Yr:t=FR;break;case Kr:t=LR;break;case Xr:t=PR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ls:t=tw;break;case us:t=rw;break;case os:t=sw;break;case as:t=iw;break;case ns:t=nw;break;case is:t=aw;break;case ss:t=ow;break;case rs:t=uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case at:t=XE;break;case Et:t=KE;break;case At:t=YE;break;case cs:t=QE;break;case ds:t=ZE;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?$R:WR);let n=r.side===w;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?kR:VR,s.cullMode=r.side===C?GR:zR,s}_getColorWriteMask(e){return!0===e.colorWrite?ew:JE}_getDepthCompare(e){let t;if(!1===e.depthTest)t=DR;else{const r=e.depthFunc;switch(r){case Qt:t=wR;break;case Yt:t=DR;break;case Kt:t=CR;break;case Xt:t=BR;break;case qt:t=MR;break;case jt:t=FR;break;case Ht:t=LR;break;case Wt:t=PR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class dC extends xR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class cC extends tR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new sC(this),this.attributeUtils=new oC(this),this.bindingUtils=new uC(this),this.pipelineUtils=new lC(this),this.textureUtils=new Vw(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Mw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;r.lost.then(t=>{const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Mw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===fe?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:UR}),this.initTimestampQuery(St.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndexedIndirect(t,r)}else s.drawIndexed(i,n,a,0,0);t.update(r,i,n)}else{const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndirect(t,r)}else s.draw(i,n,a,0);t.update(r,i,n)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new _R(e)));super(new t(e),e),this.library=new gC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class fC extends Rs{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class yC{constructor(e,t=Sn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Xp;r.name="PostProcessing",this._quadMesh=new Wb(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterPostProcessing&&this._context.onAfterPostProcessing()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=yl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class bC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=ne,this.minFilter=ne,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class xC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=ne,this.minFilter=ne,this.wrapR=ye,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class TC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=ne,this.minFilter=ne,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class _C extends sx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class vC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Es(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),hn()):Yi(new this.nodes[e])}}class NC extends ws{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class SC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new vC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new NC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Fs=e=>Ps(e),Ds=e=>Ps(e),Is=(...e)=>Ps(e),Us=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Os=new WeakMap;function Vs(e){return Us.get(e)}function ks(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Gs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function zs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function $s(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Hs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Xs(u[0]):null}function js(e){let t=Os.get(e);return void 0===t&&(t={},Os.set(e,t)),t}function qs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ks=Object.freeze({__proto__:null,arrayBufferToBase64:qs,base64ToArrayBuffer:Xs,getAlignmentFromType:$s,getDataFromObject:js,getLengthFromType:Gs,getMemoryLengthFromType:zs,getTypeFromLength:Vs,getTypedArrayFromType:ks,getValueFromType:Hs,getValueType:Ws,hash:Is,hashArray:Ds,hashString:Fs});const Ys={VERTEX:"vertex",FRAGMENT:"fragment"},Qs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Zs={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Js={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ei=["fragment","vertex"],ti=["setup","analyze","generate"],ri=[...ei,"compute"],si=["x","y","z","w"],ii={analyze:"setup",generate:"analyze"};let ni=0;class ai extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Qs.NONE,this.updateBeforeType=Qs.NONE,this.updateAfterType=Qs.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ni++})}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,Qs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Qs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Qs.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}class oi extends ai{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ui extends ai{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class li extends ai{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class di extends li{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const ci=si.join("");class hi extends ai{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(si.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===ci.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class pi extends li{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");ai.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==xi?xi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=Ti.get("assign");return this.addToStack(t(...e))}},ai.prototype.toVarIntent=function(){return this},ai.prototype.get=function(e){return new bi(this,e)};const Ni={};function Si(e,t,r){Ni[e]=Ni[t]=Ni[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new hi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();ai.prototype["set"+s]=ai.prototype["set"+i]=ai.prototype["set"+n]=function(t){const r=vi(e);return new pi(this,r,Yi(t))},ai.prototype["flip"+s]=ai.prototype["flip"+i]=ai.prototype["flip"+n]=function(){const t=vi(e);return new gi(this,t)}}const Ri=["x","y","z","w"],Ai=["r","g","b","a"],Ei=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ri[e],r=Ai[e],s=Ei[e];Si(t,r,s);for(let i=0;i<4;i++){t=Ri[e]+Ri[i],r=Ai[e]+Ai[i],s=Ei[e]+Ei[i],Si(t,r,s);for(let n=0;n<4;n++){t=Ri[e]+Ri[i]+Ri[n],r=Ai[e]+Ai[i]+Ai[n],s=Ei[e]+Ei[i]+Ei[n],Si(t,r,s);for(let a=0;a<4;a++)t=Ri[e]+Ri[i]+Ri[n]+Ri[a],r=Ai[e]+Ai[i]+Ai[n]+Ai[a],s=Ei[e]+Ei[i]+Ei[n]+Ei[a],Si(t,r,s)}}}for(let e=0;e<32;e++)Ni[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new oi(this,new yi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};Object.defineProperties(ai.prototype,Ni);const wi=new WeakMap,Ci=function(e,t=null){for(const r in e)e[r]=Yi(e[r],t);return e},Mi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...Ji(d(t)))):null!==r?(r=Yi(r),n=(...s)=>i(new e(t,...Ji(d(s)),r))):n=(...r)=>i(new e(t,...Ji(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Li=function(e,...t){return Yi(new e(...Ji(t)))};class Pi extends ai{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=wi.get(e.constructor);void 0===s&&(s=new WeakMap,wi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Yi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Zi(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Yi(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return Zi(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Yi(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof ai&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Yi(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Yi(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Fi extends ai{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Pi(this,e)}setup(){return this.call()}}const Di=[!1,!0],Ii=[0,1,2,3],Ui=[-1,-2],Oi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],Vi=new Map;for(const e of Di)Vi.set(e,new yi(e));const ki=new Map;for(const e of Ii)ki.set(e,new yi(e,"uint"));const Gi=new Map([...ki].map(e=>new yi(e.value,"int")));for(const e of Ui)Gi.set(e,new yi(e,"int"));const zi=new Map([...Gi].map(e=>new yi(e.value)));for(const e of Oi)zi.set(e,new yi(e));for(const e of Oi)zi.set(-e,new yi(-e));const $i={bool:Vi,uint:ki,ints:Gi,float:zi},Wi=new Map([...Vi,...zi]),Hi=(e,t)=>Wi.has(e)?Wi.get(e):!0===e.isNode?e:new yi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),Yi(new yi(0,e));if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Hs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Qi(t.get(r[0]));if(1===r.length){const t=Hi(r[0],e);return t.nodeType===e?Qi(t):Qi(new ui(t,e))}const s=r.map(e=>Hi(e));return Qi(new di(s,e))}},qi=e=>"object"==typeof e&&null!==e?e.value:e,Xi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ki(e,t){return new Fi(e,t)}const Yi=(e,t=null)=>function(e,t=null){const r=Ws(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Yi(Hi(e,t)):"shader"===r?e.isFn?e:an(e):e}(e,t),Qi=(e,t=null)=>Yi(e,t).toVarIntent(),Zi=(e,t=null)=>new Ci(e,t),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null,r=null,s=null)=>new Bi(e,t,r,s),tn=(e,...t)=>new Li(e,...t),rn=(e,t=null,r=null,s={})=>new Bi(e,t,r,{...s,intent:!0});let sn=0;class nn extends ai{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type."),t=null)),this.shaderNode=new Ki(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+sn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".'),e.generateConst(t)}}function an(e,t=null){const r=new nn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const on=e=>{xi=e},un=()=>xi,ln=(...e)=>xi.If(...e);function dn(e){return xi&&xi.addToStack(e),e}_i("toStack",dn);const cn=new ji("color"),hn=new ji("float",$i.float),pn=new ji("int",$i.ints),gn=new ji("uint",$i.uint),mn=new ji("bool",$i.bool),fn=new ji("vec2"),yn=new ji("ivec2"),bn=new ji("uvec2"),xn=new ji("bvec2"),Tn=new ji("vec3"),_n=new ji("ivec3"),vn=new ji("uvec3"),Nn=new ji("bvec3"),Sn=new ji("vec4"),Rn=new ji("ivec4"),An=new ji("uvec4"),En=new ji("bvec4"),wn=new ji("mat2"),Cn=new ji("mat3"),Mn=new ji("mat4");_i("toColor",cn),_i("toFloat",hn),_i("toInt",pn),_i("toUint",gn),_i("toBool",mn),_i("toVec2",fn),_i("toIVec2",yn),_i("toUVec2",bn),_i("toBVec2",xn),_i("toVec3",Tn),_i("toIVec3",_n),_i("toUVec3",vn),_i("toBVec3",Nn),_i("toVec4",Sn),_i("toIVec4",Rn),_i("toUVec4",An),_i("toBVec4",En),_i("toMat2",wn),_i("toMat3",Cn),_i("toMat4",Mn);const Bn=en(oi).setParameterLength(2),Ln=(e,t)=>Yi(new ui(Yi(e),t));_i("element",Bn),_i("convert",Ln);_i("append",e=>(d("TSL: .append() has been renamed to .toStack()."),dn(e)));class Pn extends ai{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Fs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Fn=(e,t)=>Yi(new Pn(e,t)),Dn=(e,t)=>Yi(new Pn(e,t,!0)),In=tn(Pn,"vec4","DiffuseColor"),Un=tn(Pn,"vec3","DiffuseContribution"),On=tn(Pn,"vec3","EmissiveColor"),Vn=tn(Pn,"float","Roughness"),kn=tn(Pn,"float","Metalness"),Gn=tn(Pn,"float","Clearcoat"),zn=tn(Pn,"float","ClearcoatRoughness"),$n=tn(Pn,"vec3","Sheen"),Wn=tn(Pn,"float","SheenRoughness"),Hn=tn(Pn,"float","Iridescence"),jn=tn(Pn,"float","IridescenceIOR"),qn=tn(Pn,"float","IridescenceThickness"),Xn=tn(Pn,"float","AlphaT"),Kn=tn(Pn,"float","Anisotropy"),Yn=tn(Pn,"vec3","AnisotropyT"),Qn=tn(Pn,"vec3","AnisotropyB"),Zn=tn(Pn,"color","SpecularColor"),Jn=tn(Pn,"color","SpecularColorBlended"),ea=tn(Pn,"float","SpecularF90"),ta=tn(Pn,"float","Shininess"),ra=tn(Pn,"vec4","Output"),sa=tn(Pn,"float","dashSize"),ia=tn(Pn,"float","gapSize"),na=tn(Pn,"float","pointWidth"),aa=tn(Pn,"float","IOR"),oa=tn(Pn,"float","Transmission"),ua=tn(Pn,"float","Thickness"),la=tn(Pn,"float","AttenuationDistance"),da=tn(Pn,"color","AttenuationColor"),ca=tn(Pn,"float","Dispersion");class ha extends ai{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const pa=e=>new ha(e),ga=(e,t=0)=>new ha(e,!0,t),ma=ga("frame"),fa=ga("render"),ya=pa("object");class ba extends mi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ya}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const xa=(e,t)=>{const r=Xi(t||e);if(r===e&&(e=Hs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return Yi(new ba(e,r))};class Ta extends li{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType&&(this.nodeType=this.values[0].getNodeType(e)),this.nodeType}getElementType(e){return this.getNodeType(e)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const _a=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ta(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ta(r,s)}return Yi(t)};_i("toArray",(e,t)=>_a(Array(t).fill(e)));class va extends li{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return si.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getNodeProperties(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?Ji(t):Zi(t[0]),new Sa(Yi(e),t));_i("call",Ra);const Aa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ea extends li{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ea(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const wa=rn(Ea,"+").setParameterLength(2,1/0).setName("add"),Ca=rn(Ea,"-").setParameterLength(2,1/0).setName("sub"),Ma=rn(Ea,"*").setParameterLength(2,1/0).setName("mul"),Ba=rn(Ea,"/").setParameterLength(2,1/0).setName("div"),La=rn(Ea,"%").setParameterLength(2).setName("mod"),Pa=rn(Ea,"==").setParameterLength(2).setName("equal"),Fa=rn(Ea,"!=").setParameterLength(2).setName("notEqual"),Da=rn(Ea,"<").setParameterLength(2).setName("lessThan"),Ia=rn(Ea,">").setParameterLength(2).setName("greaterThan"),Ua=rn(Ea,"<=").setParameterLength(2).setName("lessThanEqual"),Oa=rn(Ea,">=").setParameterLength(2).setName("greaterThanEqual"),Va=rn(Ea,"&&").setParameterLength(2,1/0).setName("and"),ka=rn(Ea,"||").setParameterLength(2,1/0).setName("or"),Ga=rn(Ea,"!").setParameterLength(1).setName("not"),za=rn(Ea,"^^").setParameterLength(2).setName("xor"),$a=rn(Ea,"&").setParameterLength(2).setName("bitAnd"),Wa=rn(Ea,"~").setParameterLength(1).setName("bitNot"),Ha=rn(Ea,"|").setParameterLength(2).setName("bitOr"),ja=rn(Ea,"^").setParameterLength(2).setName("bitXor"),qa=rn(Ea,"<<").setParameterLength(2).setName("shiftLeft"),Xa=rn(Ea,">>").setParameterLength(2).setName("shiftRight"),Ka=an(([e])=>(e.addAssign(1),e)),Ya=an(([e])=>(e.subAssign(1),e)),Qa=an(([e])=>{const t=pn(e).toConst();return e.addAssign(1),t}),Za=an(([e])=>{const t=pn(e).toConst();return e.subAssign(1),t});_i("add",wa),_i("sub",Ca),_i("mul",Ma),_i("div",Ba),_i("mod",La),_i("equal",Pa),_i("notEqual",Fa),_i("lessThan",Da),_i("greaterThan",Ia),_i("lessThanEqual",Ua),_i("greaterThanEqual",Oa),_i("and",Va),_i("or",ka),_i("not",Ga),_i("xor",za),_i("bitAnd",$a),_i("bitNot",Wa),_i("bitOr",Ha),_i("bitXor",ja),_i("shiftLeft",qa),_i("shiftRight",Xa),_i("incrementBefore",Ka),_i("decrementBefore",Ya),_i("increment",Qa),_i("decrement",Za);const Ja=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(pn(e),pn(t)));_i("modInt",Ja);class eo extends li{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===eo.MAX||e===eo.MIN)&&arguments.length>3){let i=new eo(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===eo.LENGTH||t===eo.DISTANCE||t===eo.DOT?"float":t===eo.CROSS?"vec3":t===eo.ALL||t===eo.ANY?"bool":t===eo.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===eo.ONE_MINUS)i=Ca(1,t);else if(s===eo.RECIPROCAL)i=Ba(1,t);else if(s===eo.DIFFERENCE)i=wo(Ca(t,r));else if(s===eo.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Sn(Tn(n),0):s=Sn(Tn(s),0);const a=Ma(s,n).xyz;i=To(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===eo.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===eo.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===eo.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==eo.MIN&&r!==eo.MAX?r===eo.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===eo.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===eo.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==eo.DFDX&&r!==eo.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}eo.ALL="all",eo.ANY="any",eo.RADIANS="radians",eo.DEGREES="degrees",eo.EXP="exp",eo.EXP2="exp2",eo.LOG="log",eo.LOG2="log2",eo.SQRT="sqrt",eo.INVERSE_SQRT="inversesqrt",eo.FLOOR="floor",eo.CEIL="ceil",eo.NORMALIZE="normalize",eo.FRACT="fract",eo.SIN="sin",eo.COS="cos",eo.TAN="tan",eo.ASIN="asin",eo.ACOS="acos",eo.ATAN="atan",eo.ABS="abs",eo.SIGN="sign",eo.LENGTH="length",eo.NEGATE="negate",eo.ONE_MINUS="oneMinus",eo.DFDX="dFdx",eo.DFDY="dFdy",eo.ROUND="round",eo.RECIPROCAL="reciprocal",eo.TRUNC="trunc",eo.FWIDTH="fwidth",eo.TRANSPOSE="transpose",eo.DETERMINANT="determinant",eo.INVERSE="inverse",eo.EQUALS="equals",eo.MIN="min",eo.MAX="max",eo.STEP="step",eo.REFLECT="reflect",eo.DISTANCE="distance",eo.DIFFERENCE="difference",eo.DOT="dot",eo.CROSS="cross",eo.POW="pow",eo.TRANSFORM_DIRECTION="transformDirection",eo.MIX="mix",eo.CLAMP="clamp",eo.REFRACT="refract",eo.SMOOTHSTEP="smoothstep",eo.FACEFORWARD="faceforward";const to=hn(1e-6),ro=hn(1e6),so=hn(Math.PI),io=hn(2*Math.PI),no=hn(2*Math.PI),ao=hn(.5*Math.PI),oo=rn(eo,eo.ALL).setParameterLength(1),uo=rn(eo,eo.ANY).setParameterLength(1),lo=rn(eo,eo.RADIANS).setParameterLength(1),co=rn(eo,eo.DEGREES).setParameterLength(1),ho=rn(eo,eo.EXP).setParameterLength(1),po=rn(eo,eo.EXP2).setParameterLength(1),go=rn(eo,eo.LOG).setParameterLength(1),mo=rn(eo,eo.LOG2).setParameterLength(1),fo=rn(eo,eo.SQRT).setParameterLength(1),yo=rn(eo,eo.INVERSE_SQRT).setParameterLength(1),bo=rn(eo,eo.FLOOR).setParameterLength(1),xo=rn(eo,eo.CEIL).setParameterLength(1),To=rn(eo,eo.NORMALIZE).setParameterLength(1),_o=rn(eo,eo.FRACT).setParameterLength(1),vo=rn(eo,eo.SIN).setParameterLength(1),No=rn(eo,eo.COS).setParameterLength(1),So=rn(eo,eo.TAN).setParameterLength(1),Ro=rn(eo,eo.ASIN).setParameterLength(1),Ao=rn(eo,eo.ACOS).setParameterLength(1),Eo=rn(eo,eo.ATAN).setParameterLength(1,2),wo=rn(eo,eo.ABS).setParameterLength(1),Co=rn(eo,eo.SIGN).setParameterLength(1),Mo=rn(eo,eo.LENGTH).setParameterLength(1),Bo=rn(eo,eo.NEGATE).setParameterLength(1),Lo=rn(eo,eo.ONE_MINUS).setParameterLength(1),Po=rn(eo,eo.DFDX).setParameterLength(1),Fo=rn(eo,eo.DFDY).setParameterLength(1),Do=rn(eo,eo.ROUND).setParameterLength(1),Io=rn(eo,eo.RECIPROCAL).setParameterLength(1),Uo=rn(eo,eo.TRUNC).setParameterLength(1),Oo=rn(eo,eo.FWIDTH).setParameterLength(1),Vo=rn(eo,eo.TRANSPOSE).setParameterLength(1),ko=rn(eo,eo.DETERMINANT).setParameterLength(1),Go=rn(eo,eo.INVERSE).setParameterLength(1),zo=(e,t)=>(d('TSL: "equals" is deprecated. Use "equal" inside a vector instead, like: "bvec*( equal( ... ) )"'),Pa(e,t)),$o=rn(eo,eo.MIN).setParameterLength(2,1/0),Wo=rn(eo,eo.MAX).setParameterLength(2,1/0),Ho=rn(eo,eo.STEP).setParameterLength(2),jo=rn(eo,eo.REFLECT).setParameterLength(2),qo=rn(eo,eo.DISTANCE).setParameterLength(2),Xo=rn(eo,eo.DIFFERENCE).setParameterLength(2),Ko=rn(eo,eo.DOT).setParameterLength(2),Yo=rn(eo,eo.CROSS).setParameterLength(2),Qo=rn(eo,eo.POW).setParameterLength(2),Zo=e=>Ma(e,e),Jo=e=>Ma(e,e,e),eu=e=>Ma(e,e,e,e),tu=rn(eo,eo.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ma(Co(e),Qo(wo(e),1/3)),su=e=>Ko(e,e),iu=rn(eo,eo.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Yi(new eo(eo.CLAMP,Yi(e),Yi(t),Yi(r))),au=e=>nu(e),ou=rn(eo,eo.REFRACT).setParameterLength(3),uu=rn(eo,eo.SMOOTHSTEP).setParameterLength(3),lu=rn(eo,eo.FACEFORWARD).setParameterLength(3),du=an(([e])=>{const t=Ko(e.xy,fn(12.9898,78.233)),r=La(t,so);return _o(vo(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=(e,t)=>(d('TSL: "atan2" is overloaded. Use "atan" instead.'),Eo(e,t)),mu=lu,fu=yo;_i("all",oo),_i("any",uo),_i("equals",zo),_i("radians",lo),_i("degrees",co),_i("exp",ho),_i("exp2",po),_i("log",go),_i("log2",mo),_i("sqrt",fo),_i("inverseSqrt",yo),_i("floor",bo),_i("ceil",xo),_i("normalize",To),_i("fract",_o),_i("sin",vo),_i("cos",No),_i("tan",So),_i("asin",Ro),_i("acos",Ao),_i("atan",Eo),_i("abs",wo),_i("sign",Co),_i("length",Mo),_i("lengthSq",su),_i("negate",Bo),_i("oneMinus",Lo),_i("dFdx",Po),_i("dFdy",Fo),_i("round",Do),_i("reciprocal",Io),_i("trunc",Uo),_i("fwidth",Oo),_i("atan2",gu),_i("min",$o),_i("max",Wo),_i("step",pu),_i("reflect",jo),_i("distance",qo),_i("dot",Ko),_i("cross",Yo),_i("pow",Qo),_i("pow2",Zo),_i("pow3",Jo),_i("pow4",eu),_i("transformDirection",tu),_i("mix",cu),_i("clamp",nu),_i("refract",ou),_i("smoothstep",hu),_i("faceForward",lu),_i("difference",Xo),_i("saturate",au),_i("cbrt",ru),_i("transpose",Vo),_i("determinant",ko),_i("inverse",Go),_i("rand",du);class yu extends ai{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Fn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const bu=en(yu).setParameterLength(2,3);_i("select",bu);class xu extends ai{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Tu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new xu(r,t)},_u=e=>Tu(e,{uniformFlow:!0}),vu=(e,t)=>Tu(e,{nodeName:t});function Nu(e,t,r=null){return Tu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Su(e,t=null){return Tu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Ru(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),vu(e,t)}_i("context",Tu),_i("label",Ru),_i("uniformFlow",_u),_i("setName",vu),_i("builtinShadowContext",(e,t,r)=>Nu(t,r,e)),_i("builtinAOContext",(e,t)=>Su(t,e));class Au extends ai{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){let t=e.getNodeProperties(this).assign;if(!0!==t&&this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&e.fnCall&&e.fnCall.shaderNode){e.getDataFromNode(this.node.shaderNode).hasLoop&&(t=!0)}return t}build(...e){const t=e[0];return!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)&&t.getBaseStack().addToStack(this),!0===this.intent&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.intent&&o('TSL: ".toVar()" can not be used with void type.');return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Eu=en(Au),wu=(e,t=null)=>Eu(e,t).toStack(),Cu=(e,t=null)=>Eu(e,t,!0).toStack(),Mu=e=>Eu(e).setIntent(!0).toStack();_i("toVar",wu),_i("toConst",Cu),_i("toVarIntent",Mu);class Bu extends ai{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>Yi(new Bu(Yi(e),t,r));class Pu extends ai{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Ys.VERTEX);e.flowNodeFromShaderStage(Ys.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Fu=en(Pu).setParameterLength(1,2),Du=e=>Fu(e);_i("toVarying",Fu),_i("toVertexStage",Du),_i("varying",(...e)=>(d("TSL: .varying() has been renamed to .toVarying()."),Fu(...e))),_i("vertexStage",(...e)=>(d("TSL: .vertexStage() has been renamed to .toVertexStage()."),Fu(...e)));const Iu=an(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=an(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou="WorkingColorSpace";class Vu extends li{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Ou?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Sn(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Sn(Cn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Sn(Uu(i.rgb),i.a)),i):i}}const ku=(e,t)=>Yi(new Vu(Yi(e),Ou,t)),Gu=(e,t)=>Yi(new Vu(Yi(e),t,Ou));_i("workingToColorSpace",ku),_i("colorSpaceToWorking",Gu);let zu=class extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class $u extends ai{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=Qs.OBJECT}setGroup(e){return this.group=e,this}element(e){return Yi(new zu(this,Yi(e)))}setNodeType(e){const t=xa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new Wu(e,t,r));class ju extends li{static get type(){return"ToneMappingNode"}constructor(e,t=Xu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Sn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Yi(new ju(e,Yi(t),Yi(r))),Xu=Hu("toneMappingExposure","float");_i("toneMapping",(e,t,r)=>qu(t,r,e));const Ku=new WeakMap;function Yu(e,t){let r=Ku.get(e);return void 0===r&&(r=new b(e,t),Ku.set(e,r)),r}class Qu extends mi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Yu(s.array,i):Yu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Fu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Zu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Cn(new Qu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Mn(new Qu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Qu(e,t,r,s)}const Ju=(e,t=null,r=0,s=0)=>Zu(e,t,r,s),el=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,f,!0),tl=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,x,!0);_i("toAttribute",e=>Ju(e.value));class rl extends ai{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=Qs.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const sl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;esl(e,r).setCount(t);_i("compute",il),_i("computeKernel",sl);class nl extends ai{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const al=e=>new nl(Yi(e));function ol(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),al(e).setParent(t)}_i("cache",ol),_i("isolate",al);class ul extends ai{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const ll=en(ul).setParameterLength(2);_i("bypass",ll);class dl extends ai{static get type(){return"RemapNode"}constructor(e,t,r,s=hn(0),i=hn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const cl=en(dl,null,null,{doClamp:!1}).setParameterLength(3,5),hl=en(dl).setParameterLength(3,5);_i("remap",cl),_i("remapClamp",hl);class pl extends ai{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const gl=en(pl).setParameterLength(1,2),ml=e=>(e?bu(e,gl("discard")):gl("discard")).toStack();_i("discard",ml);class fl extends li{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const yl=(e,t=null,r=null)=>Yi(new fl(Yi(e),t,r));_i("renderOutput",yl);class bl extends li{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e),s="--- TSL debug - "+e.shaderStage+" shader ---",i="-".repeat(s.length);let n="";return n+="// #"+s+"#\n",n+=e.flow.code.replace(/^\t/gm,"")+"\n",n+="/* ... */ "+r+" /* ... */\n",n+="// #"+i+"#\n",null!==t?t(e,n):_(n),r}}const xl=(e,t=null)=>Yi(new bl(Yi(e),t)).toStack();_i("debug",xl);class Tl{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class _l extends ai{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Qs.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Tl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function vl(e,t="",r=null){return(e=Yi(e)).before(new _l(e,t,r))}_i("toInspector",vl);class Nl extends ai{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Fu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Sl=(e,t=null)=>Yi(new Nl(e,t)),Rl=(e=0)=>Sl("uv"+(e>0?e:""),"vec2");class Al extends ai{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const El=en(Al).setParameterLength(1,2);class wl extends ba{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Qs.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Cl=en(wl).setParameterLength(1),Ml=new N;class Bl extends ba{static get type(){return"TextureNode"}constructor(e=Ml,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=Qs.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Rl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=xa(this.value.matrix)),this._matrixUniform.mul(Tn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=xa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=an(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?Qs.OBJECT:Qs.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=n.propertyName;if(void 0===a){const{uvNode:t,levelNode:r,biasNode:o,compareNode:u,depthNode:l,gradNode:d,offsetNode:c}=s,h=this.generateUV(e,t),p=r?r.build(e,"float"):null,g=o?o.build(e,"float"):null,m=l?l.build(e,"int"):null,f=u?u.build(e,"float"):null,y=d?[d[0].build(e,"vec2"),d[1].build(e,"vec2")]:null,b=c?this.generateOffset(e,c):null,x=e.getVarFromNode(this);a=e.getPropertyName(x);const T=this.generateSnippet(e,i,h,p,g,m,f,y,b);e.addLineFlowCode(`${a} = ${T}`,this),n.snippet=T,n.propertyName=a}let o=a;const u=this.getNodeType(e);return e.needsToWorkingColorSpace(r)&&(o=Gu(gl(o,u),r.colorSpace).setup(e).build(e,u)),e.format(o,u,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){return d("TextureNode: .uv() has been renamed. Use .sample() instead."),this.sample(e)}sample(e){const t=this.clone();return t.uvNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Yi(e).mul(Cl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===A||r.magFilter===A)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Yi(t)}level(e){const t=this.clone();return t.levelNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}size(e){return El(this,e)}bias(e){const t=this.clone();return t.biasNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Yi(e),Yi(t)],r.referenceNode=this.getBase(),Yi(r)}depth(e){const t=this.clone();return t.depthNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}offset(e){const t=this.clone();return t.offsetNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Ll=en(Bl).setParameterLength(1,4).setName("texture"),Pl=(e=Ml,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Yi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=Ll(e,t,r,s),i},Fl=(...e)=>Pl(...e).setSampler(!1);class Dl extends ba{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Il=(e,t,r)=>Yi(new Dl(e,t,r));class Ul extends oi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class Ol extends Dl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ws(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Qs.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rYi(new Ol(e,t));const kl=en(class extends ai{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let Gl,zl;class $l extends ai{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===$l.DPR?"float":this.scope===$l.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Qs.NONE;return this.scope!==$l.SIZE&&this.scope!==$l.VIEWPORT&&this.scope!==$l.DPR||(e=Qs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===$l.VIEWPORT?null!==t?zl.copy(t.viewport):(e.getViewport(zl),zl.multiplyScalar(e.getPixelRatio())):this.scope===$l.DPR?this._output.value=e.getPixelRatio():null!==t?(Gl.width=t.width,Gl.height=t.height):e.getDrawingBufferSize(Gl)}setup(){const e=this.scope;let r=null;return r=e===$l.SIZE?xa(Gl||(Gl=new t)):e===$l.VIEWPORT?xa(zl||(zl=new s)):e===$l.DPR?xa(1):fn(ql.div(jl)),this._output=r,r}generate(e){if(this.scope===$l.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(jl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}$l.COORDINATE="coordinate",$l.VIEWPORT="viewport",$l.SIZE="size",$l.UV="uv",$l.DPR="dpr";const Wl=tn($l,$l.DPR),Hl=tn($l,$l.UV),jl=tn($l,$l.SIZE),ql=tn($l,$l.COORDINATE),Xl=tn($l,$l.VIEWPORT),Kl=Xl.zw,Yl=ql.sub(Xl.xy),Ql=Yl.div(Kl),Zl=an(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),jl),"vec2").once()(),Jl=xa(0,"uint").setName("u_cameraIndex").setGroup(ga("cameraIndex")).toVarying("v_cameraIndex"),ed=xa("float").setName("cameraNear").setGroup(fa).onRenderUpdate(({camera:e})=>e.near),td=xa("float").setName("cameraFar").setGroup(fa).onRenderUpdate(({camera:e})=>e.far),rd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Vl(r).setGroup(fa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrix")}else t=xa("mat4").setName("cameraProjectionMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),sd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Vl(r).setGroup(fa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrixInverse")}else t=xa("mat4").setName("cameraProjectionMatrixInverse").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),id=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Vl(r).setGroup(fa).setName("cameraViewMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraViewMatrix")}else t=xa("mat4").setName("cameraViewMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),nd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Vl(r).setGroup(fa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraWorldMatrix")}else t=xa("mat4").setName("cameraWorldMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ad=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Vl(r).setGroup(fa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraNormalMatrix")}else t=xa("mat3").setName("cameraNormalMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),od=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld));return t}).once()(),ud=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Vl(r,"vec4").setGroup(fa).setName("cameraViewports").element(Jl).toConst("cameraViewport")}else t=Sn(0,0,jl.x,jl.y).toConst("cameraViewport");return t}).once()(),ld=new E;class dd extends ai{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Qs.OBJECT,this.uniformNode=new ba(null)}getNodeType(){const e=this.scope;return e===dd.WORLD_MATRIX?"mat4":e===dd.POSITION||e===dd.VIEW_POSITION||e===dd.DIRECTION||e===dd.SCALE?"vec3":e===dd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===dd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===dd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===dd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===dd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===dd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===dd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ld.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ld.radius}}generate(e){const t=this.scope;return t===dd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===dd.POSITION||t===dd.VIEW_POSITION||t===dd.DIRECTION||t===dd.SCALE?this.uniformNode.nodeType="vec3":t===dd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}dd.WORLD_MATRIX="worldMatrix",dd.POSITION="position",dd.SCALE="scale",dd.VIEW_POSITION="viewPosition",dd.DIRECTION="direction",dd.RADIUS="radius";const cd=en(dd,dd.DIRECTION).setParameterLength(1),hd=en(dd,dd.WORLD_MATRIX).setParameterLength(1),pd=en(dd,dd.POSITION).setParameterLength(1),gd=en(dd,dd.SCALE).setParameterLength(1),md=en(dd,dd.VIEW_POSITION).setParameterLength(1),fd=en(dd,dd.RADIUS).setParameterLength(1);class yd extends dd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const bd=tn(yd,yd.DIRECTION),xd=tn(yd,yd.WORLD_MATRIX),Td=tn(yd,yd.POSITION),_d=tn(yd,yd.SCALE),vd=tn(yd,yd.VIEW_POSITION),Nd=tn(yd,yd.RADIUS),Sd=xa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Rd=xa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Ad=an(e=>e.context.modelViewMatrix||Ed).once()().toVar("modelViewMatrix"),Ed=id.mul(xd),wd=an(e=>(e.context.isHighPrecisionModelViewMatrix=!0,xa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Cd=an(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return xa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Md=Sl("position","vec3"),Bd=Md.toVarying("positionLocal"),Ld=Md.toVarying("positionPrevious"),Pd=an(e=>xd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=an(()=>Bd.transformDirection(xd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=an(e=>e.context.setupPositionView().toVarying("v_positionView"),"vec3").once(["POSITION"])(),Id=an(e=>{let t;return t=e.camera.isOrthographicCamera?Tn(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Ud extends ai{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===w?"false":e.getFrontFacing()}}const Od=tn(Ud),Vd=hn(Od).mul(2).sub(1),kd=an(([e],{material:t})=>{const r=t.side;return r===w?e=e.mul(-1):r===C&&(e=e.mul(Vd)),e}),Gd=Sl("normal","vec3"),zd=an(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Tn(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=an(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=an(e=>{let t=Wd.transformDirection(id);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),jd=an(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),qd=jd.transformDirection(id).toVar("normalWorld"),Xd=an(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?jd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=an(([e,t=xd])=>{const r=Cn(t),s=e.div(Tn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=an(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Sd.mul(e);return id.transformDirection(s)}),Qd=an(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),jd)).once(["NORMAL","VERTEX"])(),Zd=an(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),qd)).once(["NORMAL","VERTEX"])(),Jd=an(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new M,tc=new a,rc=xa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=xa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=xa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Id.negate().reflect(jd),ac=Id.negate().refract(jd,rc),oc=nc.transformDirection(id).toVar("reflectVector"),uc=ac.transformDirection(id).toVar("reflectVector"),lc=new B;class dc extends Bl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===L?oc:e.mapping===P?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Tn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Tn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Tn(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=en(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Yi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=cc(e,t,r,s),i};class pc extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class gc extends ai{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=Qs.OBJECT}element(e){return Yi(new pc(this,Yi(e)))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Il(null,e,this.count):Array.isArray(this.getValueFromReference())?Vl(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):xa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new gc(e,t,r)),fc=(e,t,r,s)=>Yi(new gc(e,t,s,r));class yc extends gc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const bc=(e,t,r=null)=>Yi(new yc(e,t,r)),xc=Rl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=jd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Lc=wc.mul(Mc).toVar("bitangentViewFrame"),Pc=Sl("tangent","vec4"),Fc=Pc.xyz.toVar("tangentLocal"),Dc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ad.mul(Sn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Ic=Dc.transformDirection(id).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Uc=an(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Pc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Uc(Gd.cross(Pc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Uc(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Uc(jd.cross(Dc),"v_bitangentView").normalize():Lc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Uc(qd.cross(Ic),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Cn(Dc,kc,jd).toVar("TBNViewMatrix"),$c=Id.mul(zc),Wc=an(()=>{let e=Qn.cross(Id);return e=e.cross(Qn).normalize(),e=iu(e,jd,Kn.mul(Vn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Yi(e).mul(.5).add(.5),jc=e=>Tn(e,fo(au(hn(1).sub(Ko(e,e)))));class qc extends li{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=F,this.unpackNormalMode=D}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===F?s===I?i=jc(i.xy):s===U?i=jc(i.yw):s!==D&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==D&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.flatShading&&(t=kd(t)),i=Tn(i.xy.mul(t),i.z)}let n=null;return t===O?n=Yd(i):t===F?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=jd),n}}const Xc=en(qc).setParameterLength(1,2),Kc=an(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Rl()),forceUVContext:!0}),s=hn(r(e=>e));return fn(hn(r(e=>e.add(e.dFdx()))).sub(s),hn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=an(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends li{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:jd,dHdxy:t})}}const Zc=en(Qc).setParameterLength(1,2),Jc=new Map;class eh extends ai{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===eh.COLOR){const e=void 0!==t.color?this.getColor(r):Tn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:hn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===eh.NORMAL)t.normalMap?(s=Xc(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=V&&t.normalMap.format!=k&&t.normalMap.format!=G||(s.unpackNormalMode=I)):s=t.bumpMap?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):jd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):jd;else if(r===eh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===eh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=wn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(fn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):hn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=tn(eh,eh.ALPHA_TEST),rh=tn(eh,eh.COLOR),sh=tn(eh,eh.SHININESS),ih=tn(eh,eh.EMISSIVE),nh=tn(eh,eh.OPACITY),ah=tn(eh,eh.SPECULAR),oh=tn(eh,eh.SPECULAR_INTENSITY),uh=tn(eh,eh.SPECULAR_COLOR),lh=tn(eh,eh.SPECULAR_STRENGTH),dh=tn(eh,eh.REFLECTIVITY),ch=tn(eh,eh.ROUGHNESS),hh=tn(eh,eh.METALNESS),ph=tn(eh,eh.NORMAL),gh=tn(eh,eh.CLEARCOAT),mh=tn(eh,eh.CLEARCOAT_ROUGHNESS),fh=tn(eh,eh.CLEARCOAT_NORMAL),yh=tn(eh,eh.ROTATION),bh=tn(eh,eh.SHEEN),xh=tn(eh,eh.SHEEN_ROUGHNESS),Th=tn(eh,eh.ANISOTROPY),_h=tn(eh,eh.IRIDESCENCE),vh=tn(eh,eh.IRIDESCENCE_IOR),Nh=tn(eh,eh.IRIDESCENCE_THICKNESS),Sh=tn(eh,eh.TRANSMISSION),Rh=tn(eh,eh.THICKNESS),Ah=tn(eh,eh.IOR),Eh=tn(eh,eh.ATTENUATION_DISTANCE),wh=tn(eh,eh.ATTENUATION_COLOR),Ch=tn(eh,eh.LINE_SCALE),Mh=tn(eh,eh.LINE_DASH_SIZE),Bh=tn(eh,eh.LINE_GAP_SIZE),Lh=tn(eh,eh.LINE_WIDTH),Ph=tn(eh,eh.LINE_DASH_OFFSET),Fh=tn(eh,eh.POINT_SIZE),Dh=tn(eh,eh.DISPERSION),Ih=tn(eh,eh.LIGHT_MAP),Uh=tn(eh,eh.AO),Oh=xa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),Vh=an(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends oi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const Gh=en(kh).setParameterLength(2);class zh extends Dl{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=Vs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=Js.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(Js.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Ju(this.value),this._varying=Fu(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const $h=(e,t=null,r=0)=>Yi(new zh(e,t,r));class Wh extends ai{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Fu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=tn(Wh,Wh.VERTEX),jh=tn(Wh,Wh.INSTANCE),qh=tn(Wh,Wh.SUBGROUP),Xh=tn(Wh,Wh.INVOCATION_SUBGROUP),Kh=tn(Wh,Wh.INVOCATION_LOCAL),Yh=tn(Wh,Wh.DRAW);class Qh extends ai{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Qs.FRAME,this.buffer=null,this.bufferColor=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){const{instanceMatrix:t,instanceColor:r,isStorageMatrix:s,isStorageColor:i}=this,{count:n}=t;let{instanceMatrixNode:a,instanceColorNode:o}=this;if(null===a){if(s)a=$h(t,"mat4",Math.max(n,1)).element(jh);else if(n<=1e3)a=Il(t.array,"mat4",Math.max(n,1)).element(jh);else{const e=new z(t.array,16,1);this.buffer=e;const r=t.usage===x?tl:el,s=[r(e,"vec4",16,0),r(e,"vec4",16,4),r(e,"vec4",16,8),r(e,"vec4",16,12)];a=Mn(...s)}this.instanceMatrixNode=a}if(r&&null===o){if(i)o=$h(r,"vec3",Math.max(r.count,1)).element(jh);else{const e=new $(r.array,3),t=r.usage===x?tl:el;this.bufferColor=e,o=Tn(t(e,"vec3",3,0))}this.instanceColorNode=o}const u=a.mul(Bd).xyz;if(Bd.assign(u),e.hasGeometryAttribute("normal")){const e=Kd(zd,a);zd.assign(e)}null!==this.instanceColorNode&&Dn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.usage!==x&&this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.usage!==x&&this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version))}}const Zh=en(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=en(Jh).setParameterLength(1);class tp extends ai{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=jh:this.batchingIdNode=Yh);const t=an(([e])=>{const t=pn(El(Fl(this.batchMesh._indirectTexture),0).x).toConst(),r=pn(e).mod(t).toConst(),s=pn(e).div(t).toConst();return Fl(this.batchMesh._indirectTexture,yn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(pn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=pn(El(Fl(s),0).x).toConst(),n=hn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Mn(Fl(s,yn(a,o)),Fl(s,yn(a.add(1),o)),Fl(s,yn(a.add(2),o)),Fl(s,yn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=an(([e])=>{const t=pn(El(Fl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Fl(l,yn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Dn("vec3","vBatchColor").assign(t)}const d=Cn(u);Bd.assign(u.mul(Bd));const c=zd.div(Tn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=en(tp).setParameterLength(1),sp=new WeakMap;class ip extends ai{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Qs.OBJECT,this.skinIndexNode=Sl("skinIndex","uvec4"),this.skinWeightNode=Sl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=wa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=zd){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w);let d=wa(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ld)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")||!0===js(e.object).useVelocity}setup(e){this.needsPreviousBoneMatrices(e)&&Ld.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const np=e=>Yi(new ip(e));class ap extends ai{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number."),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew ap(Ji(e,"int")).toStack(),up=()=>gl("break").toStack(),lp=new WeakMap,dp=new s,cp=an(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=pn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Fl(e,yn(u,o)).depth(i).xyz.mul(t)});class hp extends ai{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=xa(1),this.updateType=Qs.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=lp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new W(m,h,p,a);f.type=H,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=hn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Fl(this.mesh.morphTexture,yn(pn(e).add(1),pn(jh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),ln(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const pp=en(hp).setParameterLength(1);class gp extends ai{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends xu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Tn().toVar("directDiffuse"),directSpecular:Tn().toVar("directSpecular"),indirectDiffuse:Tn().toVar("indirectDiffuse"),indirectSpecular:Tn().toVar("indirectSpecular")};return{radiance:Tn().toVar("radiance"),irradiance:Tn().toVar("irradiance"),iblIrradiance:Tn().toVar("iblIrradiance"),ambientOcclusion:hn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const yp=en(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Bl{static get type(){return"ViewportTextureNode"}constructor(e=Hl,t=null,r=null){let s=null;null===r?(s=new j,s.minFilter=q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=Qs.FRAME,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const _p=en(Tp).setParameterLength(0,3),vp=en(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3);let Np=null;class Sp extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Hl,t=null){null===Np&&(Np=new X),super(e,t,Np)}getTextureForReference(){return Np}}const Rp=en(Sp).setParameterLength(0,2);class Ap extends ai{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Ap.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Ap.DEPTH_BASE)null!==r&&(s=Bp().assign(r));else if(t===Ap.DEPTH)s=e.isPerspectiveCamera?wp(Dd.z,ed,td):Ep(Dd.z,ed,td);else if(t===Ap.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Cp(r,ed,td);s=Ep(e,ed,td)}else s=r;else s=Ep(Dd.z,ed,td);return s}}Ap.DEPTH_BASE="depthBase",Ap.DEPTH="depth",Ap.LINEAR_DEPTH="linearDepth";const Ep=(e,t,r)=>e.add(t).div(t.sub(r)),wp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Cp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Mp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=mo(e.negate().div(t)),i=mo(r.div(t));return s.div(i)},Bp=en(Ap,Ap.DEPTH_BASE),Lp=tn(Ap,Ap.DEPTH),Pp=en(Ap,Ap.LINEAR_DEPTH).setParameterLength(0,1),Fp=Pp(Rp());Lp.assign=e=>Bp(e);class Dp extends ai{static get type(){return"ClippingNode"}constructor(e=Dp.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===Dp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Dp.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return an(()=>{const r=hn().toVar("distanceToPlane"),s=hn().toVar("distanceToGradient"),i=hn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Vl(t).setGroup(fa);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Vl(e).setGroup(fa),n=hn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return an(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Vl(t).setGroup(fa);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Vl(e).setGroup(fa),r=mn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),an(()=>{const s=Vl(e).setGroup(fa),i=kl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Dp.ALPHA_TO_COVERAGE="alphaToCoverage",Dp.DEFAULT="default",Dp.HARDWARE="hardware";const Ip=an(([e])=>_o(Ma(1e4,vo(Ma(17,e.x).add(Ma(.1,e.y)))).mul(wa(.1,wo(vo(Ma(13,e.y).add(e.x))))))),Up=an(([e])=>Ip(fn(Ip(e.xy),e.z))),Op=an(([e])=>{const t=Wo(Mo(Po(e.xyz)),Mo(Fo(e.xyz))),r=hn(1).div(hn(.05).mul(t)).toVar("pixScale"),s=fn(po(bo(mo(r))),po(xo(mo(r)))),i=fn(Up(bo(s.x.mul(e.xyz))),Up(bo(s.y.mul(e.xyz)))),n=_o(mo(r)),a=wa(Ma(n.oneMinus(),i.x),Ma(n,i.y)),o=$o(n,n.oneMinus()),u=Tn(a.mul(a).div(Ma(2,o).mul(Ca(1,o))),a.sub(Ma(.5,o)).div(Ca(1,o)),Ca(1,Ca(1,a).mul(Ca(1,a)).div(Ma(2,o).mul(Ca(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Vp extends Nl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const kp=(e=0)=>Yi(new Vp(e)),Gp=an(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zp=an(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$p=an(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=an(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=an(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Sn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),jp=an(([e])=>Sn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),qp=an(([e])=>(ln(e.a.equal(0),()=>Sn(0)),Sn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Xp extends K{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Fs(t.slice(0,-4)),r.getCacheKey());return this.type+Ds(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=Lu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;let n;e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Sn(s,In.a).max(0);n=this.setupOutput(e,i),ra.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&ra.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Sn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=Yi(new Dp(Dp.ALPHA_TO_COVERAGE)):e.stack.addToStack(Yi(new Dp))}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(Yi(new Dp(Dp.HARDWARE))),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Mp(Dd.z,ed,td):Ep(Dd.z,ed,td))}null!==s&&Lp.assign(s).toStack()}setupPositionView(){return Ad.mul(Bd).xyz}setupModelViewProjection(){return rd.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.vertex=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Lu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&mn(this.maskNode).not().discard();let s=this.colorNode?Sn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(kp())),t.instanceColor){s=Dn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Dn("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?hn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?hn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Oo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(Op(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Tn(0):In.rgb}setupNormal(){return this.normalNode?Tn(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Ih)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=Uh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=yp(n,t,r,s)}else null!==r&&(a=Tn(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(On.assign(Tn(i||ih)),a=a.add(On)),a}setupFog(e,t){const r=e.fogNode;return r&&(ra.assign(t),t=Sn(r.toVar())),t}setupPremultipliedAlpha(e,t){return jp(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=K.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const Kp=new Y;class Yp extends Xp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Kp),this.setValues(e)}}const Qp=new Q;class Zp extends Xp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Qp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?hn(this.offsetNode):Ph,t=this.dashScaleNode?hn(this.dashScaleNode):Ch,r=this.dashSizeNode?hn(this.dashSizeNode):Mh,s=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(r),ia.assign(s);const i=Fu(Sl("lineDistance").mul(t));(e?i.add(e):i).mod(sa.add(ia)).greaterThan(sa).discard()}}let Jp=null;class eg extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Hl,t=null){null===Jp&&(Jp=new j),super(e,t,Jp)}getTextureForReference(){return Jp}updateReference(){return this}}const tg=en(eg).setParameterLength(0,2),rg=new Q;class sg extends Xp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(rg),this.useColor=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=Z,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.useColor,i=this._useDash,n=this._useWorldUnits,a=an(({start:e,end:t})=>{const r=rd.element(2).element(2),s=rd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Sn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=an(()=>{const e=Sl("instanceStart"),t=Sl("instanceEnd"),r=Sn(Ad.mul(Sn(e,1))).toVar("start"),s=Sn(Ad.mul(Sn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?hn(this.dashScaleNode):Ch,t=this.offsetNode?hn(this.offsetNode):Ph,r=Sl("instanceDistanceStart"),s=Sl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Dn("float","lineDistance").assign(i)}n&&(Dn("vec3","worldStart").assign(r.xyz),Dn("vec3","worldEnd").assign(s.xyz));const o=Xl.z.div(Xl.w),u=rd.element(2).element(3).equal(-1);ln(u,()=>{ln(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=rd.mul(r),d=rd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Sn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Dn("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Lh.mul(.5);o.addAssign(Sn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Sn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Sn(a.mul(u),0)),ln(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Sn(a.mul(2).mul(u),0))})),g.assign(rd.mul(o));const l=Tn().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=fn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),ln(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Lh)),e.assign(e.div(Xl.w.div(Wl))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Sn(e,0,0)))}return g})();const o=an(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return fn(h,p)});if(this.colorNode=an(()=>{const e=Rl();if(i){const t=this.dashSizeNode?hn(this.dashSizeNode):Mh,r=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(t),ia.assign(r);const s=Dn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(sa.add(ia)).greaterThan(sa).discard()}const a=hn(1).toVar("alpha");if(n){const e=Dn("vec3","worldStart"),s=Dn("vec3","worldEnd"),n=Dn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Tn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Lh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=hn(s.fwidth()).toVar("dlen");ln(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else ln(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Sl("instanceColorStart"),t=Sl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Sn(u,a)})(),this.transparent){const e=this.opacityNode?hn(this.opacityNode):nh;this.outputNode=Sn(this.colorNode.rgb.mul(e).add(tg().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ig=new J;class ng extends Xp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(ig),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?hn(this.opacityNode):nh;In.assign(Gu(Sn(Hc(jd),e),ee))}}const ag=an(([e=Fd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return fn(t,r)});class og extends te{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new re(5,5,5),n=ag(Fd),a=new Xp;a.colorNode=Pl(t,n,0),a.side=w,a.blending=Z;const o=new se(i,a),u=new ie;u.add(o),t.minFilter===q&&(t.minFilter=ne);const l=new ae(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}}const ug=new WeakMap;class lg extends li{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new B;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Qs.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===oe||r===ue){if(ug.has(e)){const t=ug.get(e);cg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new og(r.height);s.fromEquirectangularTexture(t,e),cg(s.texture,e.mapping),this._cubeTexture=s.texture,ug.set(e,s.texture),e.addEventListener("dispose",dg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function dg(e){const t=e.target;t.removeEventListener("dispose",dg);const r=ug.get(t);void 0!==r&&(ug.delete(t),r.dispose())}function cg(e,t){t===oe?e.mapping=L:t===ue&&(e.mapping=P)}const hg=en(lg).setParameterLength(1);class pg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=hg(this.envNode)}}class gg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=hn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class mg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class fg extends mg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Sn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Sn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case ce:s.rgb.assign(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case de:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case le:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const yg=new he;class bg extends Xp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(yg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new gg(Ih)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new fg}}const xg=an(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Tg=an(e=>e.diffuseColor.mul(1/Math.PI)),_g=an(({dotNH:e})=>ta.mul(hn(.5)).add(1).mul(hn(1/Math.PI)).mul(e.pow(ta))),vg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(t).clamp(),s=Id.dot(t).clamp(),i=xg({f0:Zn,f90:1,dotVH:s}),n=hn(.25),a=_g({dotNH:r});return i.mul(n).mul(a)});class Ng extends fg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(vg({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Sg=new pe;class Rg extends Xp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Sg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng(!1)}}const Ag=new ge;class Eg extends Xp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Ag),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng}setupVariants(){const e=(this.shininessNode?hn(this.shininessNode):sh).max(1e-4);ta.assign(e);const t=this.specularNode||ah;Zn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const wg=an(e=>{if(!1===e.geometry.hasAttribute("normal"))return hn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Cg=an(e=>{const{roughness:t}=e,r=wg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Mg=an(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Ba(.5,i.add(n).max(to))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Bg=an(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Tn(e.mul(r),t.mul(s),a).length()),l=a.mul(Tn(e.mul(i),t.mul(n),o).length());return Ba(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Lg=an(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Pg=hn(1/Math.PI),Fg=an(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Tn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Dg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=jd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Id).normalize(),d=n.dot(e).clamp(),c=n.dot(Id).clamp(),h=n.dot(l).clamp(),p=Id.dot(l).clamp();let g,m,f=xg({f0:t,f90:r,dotVH:p});if(qi(a)&&(f=Hn.mix(f,i)),qi(o)){const t=Yn.dot(e),r=Yn.dot(Id),s=Yn.dot(l),i=Qn.dot(e),n=Qn.dot(Id),a=Qn.dot(l);g=Bg({alphaT:Xn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Fg({alphaT:Xn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Mg({alpha:u,dotNL:d,dotNV:c}),m=Lg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Ig=new 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Ug=null;const Og=an(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new me(Ig,16,16,V,fe),Ug.name="DFG_LUT",Ug.minFilter=ne,Ug.magFilter=ne,Ug.wrapS=ye,Ug.wrapT=ye,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=fn(e,t);return Pl(Ug,r).rg}),Vg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Dg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=jd.dot(e).clamp(),l=jd.dot(Id).clamp(),d=Og({roughness:s,dotNV:l}),c=Og({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=hn(1).sub(g),y=hn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(hn(1).sub(f.mul(y).mul(b).mul(b)).add(to)),T=f.mul(y),_=x.mul(T);return o.add(_)}),kg=an(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Og({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Gg=an(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Tn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),zg=an(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=hn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return hn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),$g=an(({dotNV:e,dotNL:t})=>hn(1).div(hn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),Wg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(e).clamp(),s=jd.dot(Id).clamp(),i=jd.dot(t).clamp(),n=zg({roughness:Wn,dotNH:i}),a=$g({dotNV:s,dotNL:r});return $n.mul(n).mul(a)}),Hg=an(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=fn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),jg=an(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=an(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,Wo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),Xg=an(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Tn().toVar();return ln(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Cn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Tn(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(Tn(jg({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Kg=an(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Tn().toVar();return ln(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Tn(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(Tn(jg({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Yg=1/6,Qg=e=>Ma(Yg,Ma(e,Ma(e,e.negate().add(3)).sub(3)).add(1)),Zg=e=>Ma(Yg,Ma(e,Ma(e,Ma(3,e).sub(6))).add(4)),Jg=e=>Ma(Yg,Ma(e,Ma(e,Ma(-3,e).add(3)).add(3)).add(1)),em=e=>Ma(Yg,Qo(e,3)),tm=e=>Qg(e).add(Zg(e)),rm=e=>Jg(e).add(em(e)),sm=e=>wa(-1,Zg(e).div(Qg(e).add(Zg(e)))),im=e=>wa(1,em(e).div(Jg(e).add(em(e)))),nm=(e,t,r)=>{const s=e.uvNode,i=Ma(s,t.zw).add(.5),n=bo(i),a=_o(i),o=tm(a.x),u=rm(a.x),l=sm(a.x),d=im(a.x),c=sm(a.y),h=im(a.y),p=fn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=fn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=fn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=fn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=tm(a.y).mul(wa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=rm(a.y).mul(wa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},am=an(([e,t])=>{const r=fn(e.size(pn(t))),s=fn(e.size(pn(t.add(1)))),i=Ba(1,r),n=Ba(1,s),a=nm(e,Sn(i,r),bo(t)),o=nm(e,Sn(n,s),xo(t));return _o(t).mix(a,o)}),om=an(([e,t])=>{const r=t.mul(Cl(e));return am(e,r)}),um=an(([e,t,r,s,i])=>{const n=Tn(ou(t.negate(),To(e),Ba(1,s))),a=Tn(Mo(i[0].xyz),Mo(i[1].xyz),Mo(i[2].xyz));return To(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),lm=an(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),dm=vp(),cm=vp(),hm=an(([e,t,r],{material:s})=>{const i=(s.side===w?dm:cm).sample(e),n=mo(jl.x).mul(lm(t,r));return am(i,n)}),pm=an(([e,t,r])=>(ln(r.notEqual(0),()=>{const s=go(t).negate().div(r);return ho(s.negate().mul(e))}),Tn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),gm=an(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Sn().toVar(),f=Tn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Tn(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=um(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Sn(y,1))),x=fn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(fn(x.x,x.y.oneMinus()));const T=hm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(pm(Mo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=um(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Sn(n,1))),y=fn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(fn(y.x,y.y.oneMinus())),m=hm(y,r,d),f=s.mul(pm(Mo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Tn(kg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Sn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),mm=Cn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),fm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),ym=an(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();ln(a.lessThan(0),()=>Tn(1));const o=a.sqrt(),u=fm(n,e),l=xg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=hn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Tn(1).add(t).div(Tn(1).sub(t))})(i.clamp(0,.9999)),g=fm(p,n.toVec3()),m=xg({f0:g,f90:1,dotVH:o}),f=Tn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Tn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Tn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Tn(54856e-17,44201e-17,52481e-17),i=Tn(1681e3,1795300,2208400),n=Tn(43278e5,93046e5,66121e5),a=hn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Tn(o.x.add(a),o.y,o.z).div(1.0685e-7),mm.mul(o)})(hn(e).mul(y),hn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Tn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),bm=an(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=hn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=hn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),xm=Tn(.04),Tm=hn(1);class _m extends mg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Tn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Tn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Tn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Tn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Tn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=jd.dot(Id).clamp(),t=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:Zn}),r=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,kn),this.iridescenceF0Dielectric=Gg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Gg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,kn)}if(!0===this.transmission){const t=Pd,r=od.sub(Pd).normalize(),s=qd,i=e.context;i.backdrop=gm(s,r,Vn,Un,Jn,ea,t,xd,id,rd,aa,ua,da,la,this.dispersion?ca:null),i.backdropAlpha=oa,In.a.mulAssign(iu(1,i.backdrop.a,oa))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=jd.dot(Id).clamp(),a=Og({roughness:Vn,dotNV:n}),o=i?Hn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(Wg({lightDirection:e})));const t=bm({normal:jd,viewDir:Id,roughness:Wn}),r=bm({normal:jd,viewDir:e,roughness:Wn}),i=$n.r.max($n.g).max($n.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Dg({lightDirection:e,f0:xm,f90:Tm,roughness:zn,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:Un}))),r.directSpecular.addAssign(s.mul(Vg({lightDirection:e,f0:Jn,f90:1,roughness:Vn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=jd,h=Id,p=Dd.toVar(),g=Hg({N:c,V:h,roughness:Vn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Cn(Tn(m.x,0,m.y),Tn(0,1,0),Tn(m.z,0,m.w)).toVar(),b=Jn.mul(f.x).add(Jn.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(Xg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Un).mul(Xg({N:c,V:h,P:p,mInv:Cn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Tg({diffuseColor:Un})).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul($n,bm({normal:jd,viewDir:Id,roughness:Wn}))),!0===this.clearcoat){const e=Xd.dot(Id).clamp(),t=kg({dotNV:e,specularColor:xm,specularF90:Tm,roughness:zn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Tn().toVar("singleScatteringDielectric"),n=Tn().toVar("multiScatteringDielectric"),a=Tn().toVar("singleScatteringMetallic"),o=Tn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ea,Zn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ea,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,kn),l=iu(n,o,kn),d=i.add(n),c=Un.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=jd.dot(Id).clamp().add(t),i=Vn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Xd.dot(Id).clamp(),r=xg({dotVH:e,f0:xm,f90:Tm}),s=t.mul(Gn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Gn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const vm=hn(1),Nm=hn(-2),Sm=hn(.8),Rm=hn(-1),Am=hn(.4),Em=hn(2),wm=hn(.305),Cm=hn(3),Mm=hn(.21),Bm=hn(4),Lm=hn(4),Pm=hn(16),Fm=an(([e])=>{const t=Tn(wo(e)).toVar(),r=hn(-1).toVar();return ln(t.x.greaterThan(t.z),()=>{ln(t.x.greaterThan(t.y),()=>{r.assign(bu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}).Else(()=>{ln(t.z.greaterThan(t.y),()=>{r.assign(bu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Dm=an(([e,t])=>{const r=fn().toVar();return ln(t.equal(0),()=>{r.assign(fn(e.z,e.y).div(wo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(fn(e.x.negate(),e.z.negate()).div(wo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(fn(e.x.negate(),e.y).div(wo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(fn(e.z.negate(),e.y).div(wo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(fn(e.x.negate(),e.z).div(wo(e.y)))}).Else(()=>{r.assign(fn(e.x,e.y).div(wo(e.z)))}),Ma(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Im=an(([e])=>{const t=hn(0).toVar();return ln(e.greaterThanEqual(Sm),()=>{t.assign(vm.sub(e).mul(Rm.sub(Nm)).div(vm.sub(Sm)).add(Nm))}).ElseIf(e.greaterThanEqual(Am),()=>{t.assign(Sm.sub(e).mul(Em.sub(Rm)).div(Sm.sub(Am)).add(Rm))}).ElseIf(e.greaterThanEqual(wm),()=>{t.assign(Am.sub(e).mul(Cm.sub(Em)).div(Am.sub(wm)).add(Em))}).ElseIf(e.greaterThanEqual(Mm),()=>{t.assign(wm.sub(e).mul(Bm.sub(Cm)).div(wm.sub(Mm)).add(Cm))}).Else(()=>{t.assign(hn(-2).mul(mo(Ma(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=an(([e,t])=>{const r=e.toVar();r.assign(Ma(2,r).sub(1));const s=Tn(r,1).toVar();return ln(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),Om=an(([e,t,r,s,i,n])=>{const a=hn(r),o=Tn(t),u=nu(Im(a),Nm,n),l=_o(u),d=bo(u),c=Tn(Vm(e,o,d,s,i,n)).toVar();return ln(l.notEqual(0),()=>{const t=Tn(Vm(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Vm=an(([e,t,r,s,i,n])=>{const a=hn(r).toVar(),o=Tn(t),u=hn(Fm(o)).toVar(),l=hn(Wo(Lm.sub(a),0)).toVar();a.assign(Wo(a,Lm));const d=hn(po(a)).toVar(),c=fn(Dm(o,u).mul(d.sub(2)).add(1)).toVar();return ln(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ma(3,Pm))),c.y.addAssign(Ma(4,po(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(fn(),fn())}),km=an(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=No(s),l=r.mul(u).add(i.cross(r).mul(vo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Vm(e,l,t,n,a,o)}),Gm=an(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Tn(bu(t,r,Yo(r,s))).toVar();ln(h.equal(Tn(0)),()=>{h.assign(Tn(s.z,0,s.x.negate()))}),h.assign(To(h));const p=Tn().toVar();return p.addAssign(i.element(0).mul(km({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:pn(1),end:e},({i:e})=>{ln(e.greaterThanEqual(n),()=>{up()});const t=hn(a.mul(hn(e))).toVar();p.addAssign(i.element(e).mul(km({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(km({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Sn(p,1)}),zm=an(([e])=>{const t=gn(e).toVar();return t.assign(t.shiftLeft(gn(16)).bitOr(t.shiftRight(gn(16)))),t.assign(t.bitAnd(gn(1431655765)).shiftLeft(gn(1)).bitOr(t.bitAnd(gn(2863311530)).shiftRight(gn(1)))),t.assign(t.bitAnd(gn(858993459)).shiftLeft(gn(2)).bitOr(t.bitAnd(gn(3435973836)).shiftRight(gn(2)))),t.assign(t.bitAnd(gn(252645135)).shiftLeft(gn(4)).bitOr(t.bitAnd(gn(4042322160)).shiftRight(gn(4)))),t.assign(t.bitAnd(gn(16711935)).shiftLeft(gn(8)).bitOr(t.bitAnd(gn(4278255360)).shiftRight(gn(8)))),hn(t).mul(2.3283064365386963e-10)}),$m=an(([e,t])=>fn(hn(e).div(hn(t)),zm(e))),Wm=an(([e,t,r])=>{const s=Tn(t).toVar(),i=hn(r),n=i.mul(i).toVar(),a=To(Tn(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=bu(o.greaterThan(0),Tn(a.y.negate(),a.x,0).div(fo(o)),Tn(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=fo(e.x),c=Ma(2,3.14159265359).mul(e.y),h=d.mul(No(c)).toVar(),p=d.mul(vo(c)).toVar(),g=Ma(.5,a.z.add(1));p.assign(g.oneMinus().mul(fo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(fo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return To(Tn(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Hm=an(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Tn(s).toVar(),l=Tn(0).toVar(),d=hn(0).toVar();return ln(e.lessThan(.001),()=>{l.assign(Vm(r,u,t,n,a,o))}).Else(()=>{const s=bu(wo(u.z).lessThan(.999),Tn(0,0,1),Tn(1,0,0)),c=To(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:gn(0),end:i},({i:s})=>{const p=$m(s,i),g=Wm(p,Tn(0,0,1),e),m=To(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=To(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);ln(y.greaterThan(0),()=>{const e=Vm(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),ln(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Sn(l,1)}),jm=[.125,.215,.35,.446,.526,.582],qm=20,Xm=new xe(-1,1,1,-1,0,1),Km=new Te(90,1),Ym=new e;let Qm=null,Zm=0,Jm=0;const ef=new r,tf=new WeakMap,rf=[3,1,5,0,4,2],sf=Um(Rl(),Sl("faceIndex")).normalize(),nf=Tn(sf.x,sf.y,sf.z);class af{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=ef,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}Qm=this._renderer.getRenderTarget(),Zm=this._renderer.getActiveCubeFace(),Jm=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=df(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===L||e.mapping===P?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=jm[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=rf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new be;T.setAttribute("position",new Re(y,g)),T.setAttribute("uv",new Re(b,m)),T.setAttribute("faceIndex",new Re(x,f)),s.push(new se(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Vl(new Array(qm).fill(0)),n=xa(new r(0,1,0)),a=xa(0),o=hn(qm),u=xa(0),l=xa(1),d=Pl(),c=xa(0),h=hn(1/t),p=hn(1/s),g=hn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:nf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=lf("blur");return f.fragmentNode=Gm({...m,latitudinal:u.equal(1)}),tf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=xa(0),n=xa(0),a=hn(1/t),o=hn(1/r),u=hn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=lf("ggx");return d.fragmentNode=Hm({...l,N_immutable:nf,GGX_SAMPLES:gn(512)}),tf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new se(new be,e);await this._renderer.compile(t,Xm)}_sceneToCubeUV(e,t,r,s,i){const n=Km;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(Ym),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new se(new re,new he({name:"PMREM.Background",side:w,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(Ym),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;uf(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===L||e.mapping===P;s?null===this._cubemapMaterial&&(this._cubemapMaterial=df(e)):null===this._equirectMaterial&&(this._equirectMaterial=cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;uf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Xm)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,uf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Xm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,uf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Xm)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=tf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Xm)}}function of(e,t){const r=new _e(e,t,{magFilter:ne,minFilter:ne,generateMipmaps:!1,type:fe,format:Ne,colorSpace:ve});return r.texture.mapping=Se,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function uf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function lf(e){const t=new Xp;return t.depthTest=!1,t.depthWrite=!1,t.blending=Z,t.name=`PMREM_${e}`,t}function df(e){const t=lf("cubemap");return t.fragmentNode=hc(e,nf),t}function cf(e){const t=lf("equirect");return t.fragmentNode=Pl(e,ag(nf),0),t}const hf=new WeakMap;function pf(e,t,r){const s=function(e){let t=hf.get(e);void 0===t&&(t=new WeakMap,hf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class gf extends li{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Pl(s),this._width=xa(0),this._height=xa(0),this._maxMip=xa(0),this.updateBeforeType=Qs.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new af(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(Tn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Om(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const mf=en(gf).setParameterLength(1,3),ff=new WeakMap;class yf extends gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const e=r.isTextureNode?r.value:t[r.property];let s=ff.get(e);void 0===s&&(s=mf(e),ff.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:jd,i=r.context(bf(Vn,s)).mul(sc),n=r.context(xf(qd)).mul(Math.PI).mul(sc),a=al(i),o=al(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(bf(zn,Xd)).mul(sc),t=al(e);u.addAssign(t)}}}const bf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Id.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(id)),r),getTextureLevel:()=>e}},xf=e=>({getUV:()=>e,getTextureLevel:()=>hn(1)}),Tf=new Ae;class _f extends Xp{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Tf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new yf(t):null}setupLightingModel(){return new _m}setupSpecular(){const e=iu(Tn(.04),In.rgb,kn);Zn.assign(Tn(.04)),Jn.assign(e),ea.assign(1)}setupVariants(){const e=this.metalnessNode?hn(this.metalnessNode):hh;kn.assign(e);let t=this.roughnessNode?hn(this.roughnessNode):ch;t=Cg({roughness:t}),Vn.assign(t),this.setupSpecular(),Un.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const vf=new Ee;class Nf extends _f{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(vf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?hn(this.iorNode):Ah;aa.assign(e),Zn.assign($o(Zo(aa.sub(1).div(aa.add(1))).mul(uh),Tn(1)).mul(oh)),Jn.assign(iu(Zn,In.rgb,kn)),ea.assign(iu(oh,1,kn))}setupLightingModel(){return new _m(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?hn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?hn(this.clearcoatRoughnessNode):mh;Gn.assign(e),zn.assign(Cg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Tn(this.sheenNode):bh,t=this.sheenRoughnessNode?hn(this.sheenRoughnessNode):xh;$n.assign(e),Wn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?hn(this.iridescenceNode):_h,t=this.iridescenceIORNode?hn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?hn(this.iridescenceThicknessNode):Nh;Hn.assign(e),jn.assign(t),qn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?fn(this.anisotropyNode):Th).toVar();Kn.assign(e.length()),ln(Kn.equal(0),()=>{e.assign(fn(1,0))}).Else(()=>{e.divAssign(fn(Kn)),Kn.assign(Kn.saturate())}),Xn.assign(Kn.pow2().mix(Vn.pow2(),1)),Yn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Qn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?hn(this.transmissionNode):Sh,t=this.thicknessNode?hn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?hn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?Tn(this.attenuationColorNode):wh;if(oa.assign(e),ua.assign(t),la.assign(r),da.assign(s),this.useDispersion){const e=this.dispersionNode?hn(this.dispersionNode):Dh;ca.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Tn(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Sf extends _m{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(jd.mul(a)).normalize(),h=hn(Id.dot(c.negate()).saturate().pow(l).mul(d)),p=Tn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Rf extends Nf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=hn(.1),this.thicknessAmbientNode=hn(0),this.thicknessAttenuationNode=hn(.1),this.thicknessPowerNode=hn(2),this.thicknessScaleNode=hn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Sf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Af=an(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=fn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return Tn(e.r)}{const e=i.fwidth().mul(.5);return iu(Tn(.7),Tn(1),uu(hn(.7).sub(e.x),hn(.7).add(e.x),i.x))}});class Ef extends mg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Af({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Tg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const wf=new we;class Cf extends Xp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(wf),this.setValues(e)}setupLightingModel(){return new Ef}}const Mf=an(()=>{const e=Tn(Id.z,0,Id.x.negate()).normalize(),t=Id.cross(e);return fn(e.dot(jd),t.dot(jd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Bf=new Ce;class Lf extends Xp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Bf),this.setValues(e)}setupVariants(e){const t=Mf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):Tn(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends li{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return wn(e,s,s.negate(),e).mul(r)}{const e=t,s=Mn(Sn(1,0,0,0),Sn(0,No(e.x),vo(e.x).negate(),0),Sn(0,vo(e.x),No(e.x),0),Sn(0,0,0,1)),i=Mn(Sn(No(e.y),0,vo(e.y),0),Sn(0,1,0,0),Sn(vo(e.y).negate(),0,No(e.y),0),Sn(0,0,0,1)),n=Mn(Sn(No(e.z),vo(e.z).negate(),0,0),Sn(vo(e.z),No(e.z),0,0),Sn(0,0,1,0),Sn(0,0,0,1));return s.mul(i).mul(n).mul(Sn(r,1)).xyz}}}const Ff=en(Pf).setParameterLength(2),Df=new Me;class If extends Xp{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Df),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Ad.mul(Tn(s||0));let u=fn(xd[0].xyz.length(),xd[1].xyz.length());null!==n&&(u=u.mul(fn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>Yi(new $u(e,t,r)))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=hn(i||yh),c=Ff(l,d);return Sn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const Uf=new Be,Of=new t;class Vf extends If{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Ad.mul(Tn(e||Bd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?fn(n):Fh;u=u.mul(Wl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(kf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(fn(i)));let l=Md.xy;if(s&&s.isNode){const e=hn(s);l=Ff(l,e)}return l=l.mul(u),l=l.div(Kl.div(2)),l=l.mul(o.w),o=o.add(Sn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const kf=xa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Of);this.value=.5*t.y});class Gf extends mg{constructor(){super(),this.shadowNode=hn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const zf=new Le;class $f extends Xp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(zf),this.setValues(e)}setupLightingModel(){return new Gf}}const Wf=Fn("vec3"),Hf=Fn("vec3"),jf=Fn("vec3");class qf extends mg{constructor(){super()}start(e){const{material:t}=e,r=Fn("vec3"),s=Fn("vec3");ln(od.sub(Pd).length().greaterThan(Nd.mul(2)),()=>{r.assign(od),s.assign(Pd)}).Else(()=>{r.assign(Pd),s.assign(od)});const i=s.sub(r),n=xa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=hn(0).toVar(),l=Tn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=id.mul(Sn(s,1)).xyz;let n;null!==t.depthNode&&(Hf.assign(Pp(wp(i.z,ed,td))),e.context.sceneDepthNode=Pp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,Wf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&Wf.mulAssign(n);const d=Wf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),jf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?ln(r.greaterThanEqual(Hf),()=>{Wf.addAssign(e)}):Wf.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(Kg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(jf)}}class Xf extends Xp{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=w,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new qf}}class Kf{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class Yf{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.version),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Fs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(e,this.camera.id,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const Jf=[];class ey{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);Jf[0]=e,Jf[1]=t,Jf[2]=n,Jf[3]=i;let l=u.get(Jf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Jf,l)):(l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),Jf.length=0,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Yf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Zf(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const ry=1,sy=2,iy=3,ny=4,ay=16;class oy extends ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===ry?this.backend.createAttribute(e):t===sy?this.backend.createIndexAttribute(e):t===iy?this.backend.createStorageAttribute(e):t===ny&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,iy):this.updateAttribute(e,ry);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,sy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=ly(t),e.set(t,r)):r.version!==uy(t)&&(this.attributes.delete(r),r=ly(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class cy{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class hy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class py extends hy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class gy extends hy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let my=0;class fy{constructor(e,t,r,s=null,i=null){this.id=my++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class yy extends ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new fy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new fy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new fy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new gy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new py(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class by extends ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const e=t.update(),o=t.texture,u=this.textures.get(o);e&&(this.textures.updateTexture(o),t.generation!==u.generation&&(t.generation=u.generation,s=!0,i=!1));if(void 0!==r.get(o).externalTexture||u.isDefaultTexture?i=!1:(n=10*n+o.id,a+=o.version),!0===o.isStorageTexture&&!0===o.mipmapsAutoUpdate){const e=this.get(o);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(o)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(o),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0,i=!1)}}}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function xy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Ty(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function _y(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===C&&!1===e.forceSinglePass}class vy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||xy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Ty),this.transparent.length>1&&this.transparent.sort(t||Ty)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new X,l.format=e.stencilBuffer?Ue:Oe,l.type=e.stencilBuffer?Ve:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,this.info.memory.textures++,e.isVideoTexture&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ly){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=zs(i),a=$s(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Vy extends ai{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ky extends ai{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Hy(e,"uint","float"),Xy={};class Ky extends eo{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(jy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return gn;case"int":return pn;case"uvec2":return bn;case"uvec3":return vn;case"uvec4":return An;case"ivec2":return yn;case"ivec3":return _n;case"ivec4":return Rn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t);const i=hn(s.bitAnd(Bo(s))),n=qy(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{ln(e.equal(gn(0)),()=>gn(32));const s=gn(0),i=gn(0);return this._resolveElementType(e,s,t),ln(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),ln(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),ln(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),ln(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),ln(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(gn(1)).bitAnd(gn(1431655765)))),s.assign(s.bitAnd(gn(858993459)).add(s.shiftRight(gn(2)).bitAnd(gn(858993459))));const i=s.add(s.shiftRight(gn(4))).bitAnd(gn(252645135)).mul(gn(16843009)).shiftRight(gn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return an(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Ky.COUNT_TRAILING_ZEROS="countTrailingZeros",Ky.COUNT_LEADING_ZEROS="countLeadingZeros",Ky.COUNT_ONE_BITS="countOneBits";const Yy=rn(Ky,Ky.COUNT_TRAILING_ZEROS).setParameterLength(1),Qy=rn(Ky,Ky.COUNT_LEADING_ZEROS).setParameterLength(1),Zy=rn(Ky,Ky.COUNT_ONE_BITS).setParameterLength(1),Jy=an(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),eb=(e,t)=>Qo(Ma(4,e.mul(Ca(1,e))),t);class tb extends li{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const rb=rn(tb,"snorm").setParameterLength(1),sb=rn(tb,"unorm").setParameterLength(1),ib=rn(tb,"float16").setParameterLength(1);class nb extends li{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const ab=rn(nb,"snorm").setParameterLength(1),ob=rn(nb,"unorm").setParameterLength(1),ub=rn(nb,"float16").setParameterLength(1),lb=an(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),db=an(([e])=>Tn(lb(e.z.add(lb(e.y.mul(1)))),lb(e.z.add(lb(e.x.mul(1)))),lb(e.y.add(lb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),cb=an(([e,t,r])=>{const s=Tn(e).toVar(),i=hn(1.4).toVar(),n=hn(0).toVar(),a=Tn(s).toVar();return op({start:hn(0),end:hn(3),type:"float",condition:"<="},()=>{const e=Tn(db(a.mul(2))).toVar();s.addAssign(e.add(r.mul(hn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=hn(lb(s.z.add(lb(s.x.add(lb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class hb extends ai{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const pb=en(hb),gb=e=>(...t)=>pb(e,...t),mb=xa(0).setGroup(fa).onRenderUpdate(e=>e.time),fb=xa(0).setGroup(fa).onRenderUpdate(e=>e.deltaTime),yb=xa(0,"uint").setGroup(fa).onRenderUpdate(e=>e.frameId);const bb=an(([e,t,r=fn(.5)])=>Ff(e.sub(r),t).add(r)),xb=an(([e,t,r=fn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Tb=an(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=xd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=xd;const i=id.mul(s);return qi(t)&&(i[0][0]=xd[0].length(),i[0][1]=0,i[0][2]=0),qi(r)&&(i[1][0]=0,i[1][1]=xd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,rd.mul(i).mul(Bd)}),_b=an(([e=null])=>{const t=Pp();return Pp(Rp(e)).sub(t).lessThan(0).select(Hl,e)});class vb extends ai{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Rl(),r=hn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=fn(a,o);return t.add(l).mul(u)}}const Nb=en(vb).setParameterLength(3),Sb=an(([e,t=null,r=null,s=hn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(Tn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return wa(p,g,m)}),Rb=new Ge,Ab=new r,Eb=new r,wb=new r,Cb=new a,Mb=new r(0,0,-1),Bb=new s,Lb=new r,Pb=new r,Fb=new s,Db=new t,Ib=new _e,Ub=Hl.flipX();Ib.depthTexture=new X(1,1);let Ob=!1;class Vb extends Bl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Ib.texture,Ub),this._reflectorBaseNode=e.reflector||new kb(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Yi(new Vb({defaultTexture:Ib.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class kb extends ai{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new ze,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?Qs.RENDER:Qs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Db),e.setSize(Math.round(Db.width*r),Math.round(Db.height*r))}setup(e){return this._updateResolution(Ib,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new _e(0,0,{type:fe,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=$e,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new X),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ob)return!1;Ob=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Db),this._updateResolution(o,s),Eb.setFromMatrixPosition(n.matrixWorld),wb.setFromMatrixPosition(r.matrixWorld),Cb.extractRotation(n.matrixWorld),Ab.set(0,0,1),Ab.applyMatrix4(Cb),Lb.subVectors(Eb,wb);let u=!1;if(!0===Lb.dot(Ab)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ob=!1);u=!0}Lb.reflect(Ab).negate(),Lb.add(Eb),Cb.extractRotation(r.matrixWorld),Mb.set(0,0,-1),Mb.applyMatrix4(Cb),Mb.add(wb),Pb.subVectors(Eb,Mb),Pb.reflect(Ab).negate(),Pb.add(Eb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Lb),a.up.set(0,1,0),a.up.applyMatrix4(Cb),a.up.reflect(Ab),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Rb.setFromNormalAndCoplanarPoint(Ab,Eb),Rb.applyMatrix4(a.matrixWorldInverse),Bb.set(Rb.normal.x,Rb.normal.y,Rb.normal.z,Rb.constant);const l=a.projectionMatrix;Fb.x=(Math.sign(Bb.x)+l.elements[8])/l.elements[0],Fb.y=(Math.sign(Bb.y)+l.elements[9])/l.elements[5],Fb.z=-1,Fb.w=(1+l.elements[10])/l.elements[14],Bb.multiplyScalar(1/Bb.dot(Fb));l.elements[2]=Bb.x,l.elements[6]=Bb.y,l.elements[10]=s.coordinateSystem===h?Bb.z-0:Bb.z+1-0,l.elements[14]=Bb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,Ob=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const Gb=new xe(-1,1,1,-1,0,1);class zb extends be{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new We([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new We(t,2))}}const $b=new zb;class Wb extends se{constructor(e=null){super($b,e),this.camera=Gb,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,Gb)}render(e){e.render(this,Gb)}}const Hb=new t;class jb extends Bl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:fe}){const i=new _e(t,r,s);super(i.texture,Rl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new Wb(new Xp),this.updateBeforeType=Qs.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(Hb),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Bl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Yi(new jb(Yi(e),...t)),Xb=an(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=fn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Sn(Tn(e,t),1)):i=Sn(Tn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Sn(r.mul(i));return n.xyz.div(n.w)}),Kb=an(([e,t])=>{const r=t.mul(Sn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return fn(s.x,s.y.oneMinus())}),Yb=an(([e,t,r])=>{const s=El(Fl(t)),i=yn(e.mul(s)).toVar(),n=Fl(t,i).toVar(),a=Fl(t,i.sub(yn(2,0))).toVar(),o=Fl(t,i.sub(yn(1,0))).toVar(),u=Fl(t,i.add(yn(1,0))).toVar(),l=Fl(t,i.add(yn(2,0))).toVar(),d=Fl(t,i.add(yn(0,2))).toVar(),c=Fl(t,i.add(yn(0,1))).toVar(),h=Fl(t,i.sub(yn(0,1))).toVar(),p=Fl(t,i.sub(yn(0,2))).toVar(),g=wo(Ca(hn(2).mul(o).sub(a),n)).toVar(),m=wo(Ca(hn(2).mul(u).sub(l),n)).toVar(),f=wo(Ca(hn(2).mul(c).sub(d),n)).toVar(),y=wo(Ca(hn(2).mul(h).sub(p),n)).toVar(),b=Xb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Xb(e.sub(fn(hn(1).div(s.x),0)),o,r)),b.negate().add(Xb(e.add(fn(hn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Xb(e.add(fn(0,hn(1).div(s.y))),c,r)),b.negate().add(Xb(e.sub(fn(0,hn(1).div(s.y))),h,r)));return To(Yo(x,T))}),Qb=an(([e])=>_o(hn(52.9829189).mul(_o(Ko(e,fn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Zb=an(([e,t,r])=>{const s=hn(2.399963229728653),i=fo(hn(e).add(.5).div(hn(t))),n=hn(e).mul(s).add(r);return fn(No(n),vo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Jb extends ai{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Rl())}sample(e){return this.callback(e)}}class ex extends ai{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===ex.OBJECT?this.updateType=Qs.OBJECT:e===ex.MATERIAL?this.updateType=Qs.RENDER:e===ex.BEFORE_OBJECT?this.updateBeforeType=Qs.OBJECT:e===ex.BEFORE_MATERIAL&&(this.updateBeforeType=Qs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}ex.OBJECT="object",ex.MATERIAL="material",ex.BEFORE_OBJECT="beforeObject",ex.BEFORE_MATERIAL="beforeMaterial";const tx=(e,t)=>Yi(new ex(e,t)).toStack();class rx extends ${constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class sx extends Re{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ix extends ai{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const nx=tn(ix),ax=new M,ox=new a;class ux extends ai{static get type(){return"SceneNode"}constructor(e=ux.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ux.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ux.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ux.BACKGROUND_ROTATION?s=xa("mat4").setName("backgroundRotation").setGroup(fa).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==He?(ax.copy(r.backgroundRotation),ax.x*=-1,ax.y*=-1,ax.z*=-1,ox.makeRotationFromEuler(ax)):ox.identity(),ox}):o("SceneNode: Unknown scope:",t),s}}ux.BACKGROUND_BLURRINESS="backgroundBlurriness",ux.BACKGROUND_INTENSITY="backgroundIntensity",ux.BACKGROUND_ROTATION="backgroundRotation";const lx=tn(ux,ux.BACKGROUND_BLURRINESS),dx=tn(ux,ux.BACKGROUND_INTENSITY),cx=tn(ux,ux.BACKGROUND_ROTATION);class hx extends Bl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=Js.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(Js.READ_WRITE)}toReadOnly(){return this.setAccess(Js.READ_ONLY)}toWriteOnly(){return this.setAccess(Js.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e}}const px=en(hx).setParameterLength(1,3),gx=an(({texture:e,uv:t})=>{const r=1e-4,s=Tn().toVar();return ln(t.x.lessThan(r),()=>{s.assign(Tn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Tn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Tn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Tn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Tn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Tn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Tn(-.01,0,0))).r.sub(e.sample(t.add(Tn(r,0,0))).r),n=e.sample(t.add(Tn(0,-.01,0))).r.sub(e.sample(t.add(Tn(0,r,0))).r),a=e.sample(t.add(Tn(0,0,-.01))).r.sub(e.sample(t.add(Tn(0,0,r))).r);s.assign(Tn(i,n,a))}),s.normalize()});class mx extends Bl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Tn(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!e.isFlipY()||!0!==r.isRenderTargetTexture&&!0!==r.isFramebufferTexture||(t=this.sampler?t.flipY():t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1))),t}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return gx({texture:this,uv:e})}}const fx=en(mx).setParameterLength(1,3);class yx extends gc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const bx=new WeakMap;class xx extends li{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Qs.OBJECT,this.updateAfterType=Qs.OBJECT,this.previousModelWorldMatrix=xa(new a),this.previousProjectionMatrix=xa(new a).setGroup(fa),this.previousCameraViewMatrix=xa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=_x(r);this.previousModelWorldMatrix.value.copy(s);const i=Tx(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){_x(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?rd:xa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Ad).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Ld),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ca(i,n)}}function Tx(e){let t=bx.get(e);return void 0===t&&(t={},bx.set(e,t)),t}function _x(e,t=0){const r=Tx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const vx=tn(xx),Nx=an(([e])=>Ex(e.rgb)),Sx=an(([e,t=hn(1)])=>t.mix(Ex(e.rgb),e.rgb)),Rx=an(([e,t=hn(1)])=>{const r=wa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return iu(e.rgb,s,i)}),Ax=an(([e,t=hn(1)])=>{const r=Tn(.57735,.57735,.57735),s=t.cos();return Tn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ex=(e,t=Tn(p.getLuminanceCoefficients(new r)))=>Ko(e,t),wx=an(([e,t=Tn(1),s=Tn(0),i=Tn(1),n=hn(1),a=Tn(p.getLuminanceCoefficients(new r,ve))])=>{const o=e.rgb.dot(Tn(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return ln(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),ln(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),ln(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Sn(u.rgb,e.a)});class Cx extends li{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const Mx=en(Cx).setParameterLength(2),Bx=new t;class Lx extends Bl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Px extends Lx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Fx extends li{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new X;i.isRenderTargetTexture=!0,i.name="depth";const n=new _e(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:fe,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=xa(0),this._cameraFar=xa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Qs.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=Yi(new Px(this,e)),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=Yi(new Px(this,e,!0)),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Cp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Ep(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getColorBufferType(),this.scope===Fx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Bx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Bx)),this._pixelRatio=i,this.setSize(Bx.width,Bx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Tu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Fx.COLOR="color",Fx.DEPTH="depth";class Dx extends Fx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Fx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new Xp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=w;const t=zd.negate(),r=rd.mul(Ad),s=hn(1),i=r.mul(Sn(Bd,1)),n=r.mul(Sn(Bd.add(t),1)),a=To(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Sn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const Ix=an(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ux=an(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ox=an(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=an(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),kx=an(([e,t])=>{const r=Cn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Cn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Vx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Gx=Cn(Tn(1.6605,-.1246,-.0182),Tn(-.5876,1.1329,-.1006),Tn(-.0728,-.0083,1.1187)),zx=Cn(Tn(.6274,.0691,.0164),Tn(.3293,.9195,.088),Tn(.0433,.0113,.8956)),$x=an(([e])=>{const t=Tn(e).toVar(),r=Tn(t.mul(t)).toVar(),s=Tn(r.mul(r)).toVar();return hn(15.5).mul(s.mul(r)).sub(Ma(40.14,s.mul(t))).add(Ma(31.96,s).sub(Ma(6.868,r.mul(t))).add(Ma(.4298,r).add(Ma(.1191,t).sub(.00232))))}),Wx=an(([e,t])=>{const r=Tn(e).toVar(),s=Cn(Tn(.856627153315983,.137318972929847,.11189821299995),Tn(.0951212405381588,.761241990602591,.0767994186031903),Tn(.0482516061458583,.101439036467562,.811302368396859)),i=Cn(Tn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Tn(-.11060664309660323,1.157823702216272,-.11060664309660294),Tn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=hn(-12.47393),a=hn(4.026069);return r.mulAssign(t),r.assign(zx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(mo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign($x(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(Tn(0),r),Tn(2.2))),r.assign(Gx.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Hx=an(([e,t])=>{const r=hn(.76),s=hn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=bu(i.lessThan(.08),i.sub(Ma(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));ln(a.lessThan(r),()=>e);const o=Ca(1,r),u=Ca(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ca(1,Ba(1,s.mul(a.sub(u)).add(1)));return iu(e,Tn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class jx extends ai{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const qx=en(jx).setParameterLength(1,3);class Xx extends jx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Kx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Yx extends ai{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:hn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=qs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Xs(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Qx=en(Yx).setParameterLength(1);class Zx extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class Jx{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const eT=new Zx;class tT extends ai{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new Zx,this._output=Qx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Qx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Qx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new Jx(this),t=eT.get("THREE"),r=eT.get("TSL"),s=this.getMethod(),i=[e,this._local,eT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:hn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Fs(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Ds(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const rT=en(tT).setParameterLength(1,2);function sT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const iT=an(([e,t],r)=>{const s=sT(r);return uu(e,t,s)}),nT=an(([e],t)=>{const r=sT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),aT=an(([e,t])=>Sn(t.toFloat().mix(ra.rgb,e.toVec3()),ra.a));let oT=null,uT=null;class lT extends ai{static get type(){return"RangeNode"}constructor(e=hn(),t=hn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ws(t.value)),i=e.getTypeLength(Ws(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Error('THREE.TSL: No "ConstNode" found in node graph.');return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ws(a)),d=e.getTypeLength(Ws(o));oT=oT||new s,uT=uT||new s,oT.setScalar(0),uT.setScalar(0),1===u?oT.setScalar(a):a.isColor?oT.set(a.r,a.g,a.b,1):oT.set(a.x,a.y,a.z||0,a.w||0),1===d?uT.setScalar(o):o.isColor?uT.set(o.r,o.g,o.b,1):uT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;eYi(new cT(e,t)),pT=hT("numWorkgroups","uvec3"),gT=hT("workgroupId","uvec3"),mT=hT("globalId","uvec3"),fT=hT("localId","uvec3"),yT=hT("subgroupSize","uint");const bT=en(class extends ai{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}});class xT extends oi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class TT extends ai{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return Yi(new xT(this,e))}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class _T extends ai{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=gl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}_T.ATOMIC_LOAD="atomicLoad",_T.ATOMIC_STORE="atomicStore",_T.ATOMIC_ADD="atomicAdd",_T.ATOMIC_SUB="atomicSub",_T.ATOMIC_MAX="atomicMax",_T.ATOMIC_MIN="atomicMin",_T.ATOMIC_AND="atomicAnd",_T.ATOMIC_OR="atomicOr",_T.ATOMIC_XOR="atomicXor";const vT=en(_T),NT=(e,t,r)=>vT(e,t,r).toStack();class ST extends li{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===ST.SUBGROUP_ELECT?"bool":t===ST.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===ST.SUBGROUP_BROADCAST||r===ST.SUBGROUP_SHUFFLE||r===ST.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ST.SUBGROUP_SHUFFLE_XOR||r===ST.SUBGROUP_SHUFFLE_DOWN||r===ST.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ST.SUBGROUP_ELECT="subgroupElect",ST.SUBGROUP_BALLOT="subgroupBallot",ST.SUBGROUP_ADD="subgroupAdd",ST.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ST.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ST.SUBGROUP_MUL="subgroupMul",ST.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ST.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ST.SUBGROUP_AND="subgroupAnd",ST.SUBGROUP_OR="subgroupOr",ST.SUBGROUP_XOR="subgroupXor",ST.SUBGROUP_MIN="subgroupMin",ST.SUBGROUP_MAX="subgroupMax",ST.SUBGROUP_ALL="subgroupAll",ST.SUBGROUP_ANY="subgroupAny",ST.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ST.QUAD_SWAP_X="quadSwapX",ST.QUAD_SWAP_Y="quadSwapY",ST.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ST.SUBGROUP_BROADCAST="subgroupBroadcast",ST.SUBGROUP_SHUFFLE="subgroupShuffle",ST.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ST.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ST.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ST.QUAD_BROADCAST="quadBroadcast";const RT=rn(ST,ST.SUBGROUP_ELECT).setParameterLength(0),AT=rn(ST,ST.SUBGROUP_BALLOT).setParameterLength(1),ET=rn(ST,ST.SUBGROUP_ADD).setParameterLength(1),wT=rn(ST,ST.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),CT=rn(ST,ST.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),MT=rn(ST,ST.SUBGROUP_MUL).setParameterLength(1),BT=rn(ST,ST.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),LT=rn(ST,ST.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),PT=rn(ST,ST.SUBGROUP_AND).setParameterLength(1),FT=rn(ST,ST.SUBGROUP_OR).setParameterLength(1),DT=rn(ST,ST.SUBGROUP_XOR).setParameterLength(1),IT=rn(ST,ST.SUBGROUP_MIN).setParameterLength(1),UT=rn(ST,ST.SUBGROUP_MAX).setParameterLength(1),OT=rn(ST,ST.SUBGROUP_ALL).setParameterLength(0),VT=rn(ST,ST.SUBGROUP_ANY).setParameterLength(0),kT=rn(ST,ST.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),GT=rn(ST,ST.QUAD_SWAP_X).setParameterLength(1),zT=rn(ST,ST.QUAD_SWAP_Y).setParameterLength(1),$T=rn(ST,ST.QUAD_SWAP_DIAGONAL).setParameterLength(1),WT=rn(ST,ST.SUBGROUP_BROADCAST).setParameterLength(2),HT=rn(ST,ST.SUBGROUP_SHUFFLE).setParameterLength(2),jT=rn(ST,ST.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),qT=rn(ST,ST.SUBGROUP_SHUFFLE_UP).setParameterLength(2),XT=rn(ST,ST.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),KT=rn(ST,ST.QUAD_BROADCAST).setParameterLength(1);let YT;function QT(e){YT=YT||new WeakMap;let t=YT.get(e);return void 0===t&&YT.set(e,t={}),t}function ZT(e){const t=QT(e);return t.shadowMatrix||(t.shadowMatrix=xa("mat4").setGroup(fa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function JT(e,t=Pd){const r=ZT(e).mul(t);return r.xyz.div(r.w)}function e_(e){const t=QT(e);return t.position||(t.position=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function t_(e){const t=QT(e);return t.targetPosition||(t.targetPosition=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function r_(e){const t=QT(e);return t.viewPosition||(t.viewPosition=xa(new r).setGroup(fa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const s_=e=>id.transformDirection(e_(e).sub(t_(e))),i_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},n_=new WeakMap,a_=[];class o_ extends ai{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Fn("vec3","totalDiffuse"),this.totalSpecularNode=Fn("vec3","totalSpecular"),this.outgoingLightNode=Fn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Yi(e));else{let s=null;if(null!==r&&(s=i_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;n_.has(e)?s=n_.get(e):(s=Yi(new r(e)),n_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Tn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class u_ extends ai{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Qs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){l_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Pd)}}const l_=Fn("vec3","shadowPositionWorld");function d_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function c_(e,t){return t=d_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function h_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function p_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function g_(e,t){return t=p_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function m_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function f_(e,t,r){return r=g_(t,r=c_(e,r))}function y_(e,t,r){h_(e,r),m_(t,r)}var b_=Object.freeze({__proto__:null,resetRendererAndSceneState:f_,resetRendererState:c_,resetSceneState:g_,restoreRendererAndSceneState:y_,restoreRendererState:h_,restoreSceneState:m_,saveRendererAndSceneState:function(e,t,r={}){return r=p_(t,r=d_(e,r))},saveRendererState:d_,saveSceneState:p_});const x_=new WeakMap,T_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),__=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=mc("radius","float",r).setGroup(fa),o=fn(1).div(n),u=a.mul(o.x),l=Qb(ql.xy).mul(6.28318530718);return wa(i(t.xy.add(Zb(0,5,l).mul(u)),t.z),i(t.xy.add(Zb(1,5,l).mul(u)),t.z),i(t.xy.add(Zb(2,5,l).mul(u)),t.z),i(t.xy.add(Zb(3,5,l).mul(u)),t.z),i(t.xy.add(Zb(4,5,l).mul(u)),t.z)).mul(.2)}),v_=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=fn(1).div(n),o=a.x,u=a.y,l=t.xy,d=_o(l.mul(n).add(.5));return l.subAssign(d.mul(a)),wa(i(l,t.z),i(l.add(fn(o,0)),t.z),i(l.add(fn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(fn(o.negate(),0)),t.z),i(l.add(fn(o.mul(2),0)),t.z),d.x),iu(i(l.add(fn(o.negate(),u)),t.z),i(l.add(fn(o.mul(2),u)),t.z),d.x),iu(i(l.add(fn(0,u.negate())),t.z),i(l.add(fn(0,u.mul(2))),t.z),d.y),iu(i(l.add(fn(o,u.negate())),t.z),i(l.add(fn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(fn(o.negate(),u.negate())),t.z),i(l.add(fn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(fn(o.negate(),u.mul(2))),t.z),i(l.add(fn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),N_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);ln(a.equal(1),()=>hn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ca(u,.3).div(.65)),Wo(a,u)}),S_=an(([e,t,r])=>{let s=Pd.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),R_=e=>{let t=x_.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(fa),s=mc("far","float",t).setGroup(fa),i=pd(e);return S_(i,r,s)})(e):null;t=new Xp,t.colorNode=Sn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,x_.set(e,t)}return t},A_=new Yf,E_=[],w_=(e,t,r,s)=>{E_[0]=e,E_[1]=t;let i=A_.get(E_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===je)&&(s&&(js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,A_.set(E_,i)),E_[0]=null,E_[1]=null,i},C_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanVertical"),a=hn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),M_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanHorizontal"),a=hn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(wa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),B_=[T_,__,v_,N_];let L_;const P_=new Wb;class F_ extends u_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,hn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(fa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=mc("near","float",r.camera).setGroup(fa),s=mc("far","float",r.camera).setGroup(fa);n=Mp(e.negate(),t,s)}return a=Tn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return B_[e]}setupRenderTarget(e,t){const r=new X(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=qe;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===je&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}));let t=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(fa),n=mc("radius","float",i).setGroup(fa),u=mc("mapSize","vec2",i).setGroup(fa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Xp);l.fragmentNode=C_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Xp),l.fragmentNode=M_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(fa),l=mc("normalBias","float",i).setGroup(fa),d=ZT(s).mul(l_.add(qd.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=n===je&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m;o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)));const f=iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar();this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)).toInspector(`${y} / Depth`,()=>Fl(this.shadowMap.depthTexture,Rl().mul(El(Pl(this.shadowMap.depthTexture)))).x.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return an(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.shadowNode&&d('NodeMaterial: ".shadowNode" is deprecated. Use ".castShadowNode" instead.'),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");L_=f_(i,n,L_),n.overrideMaterial=R_(r),i.setRenderObjectFunction(w_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===je&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,y_(i,n,L_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),P_.material=this.vsmMaterialVertical,P_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),P_.material=this.vsmMaterialHorizontal,P_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const D_=(e,t)=>Yi(new F_(e,t)),I_=new e,U_=new a,O_=new r,V_=new r,k_=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],G_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],z_=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],$_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],W_=an(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),H_=an(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(fa),n=mc("mapSize","vec2",s).setGroup(fa),a=i.div(n.x),o=wo(t),u=To(Yo(t,o.x.greaterThan(o.z).select(Tn(0,1,0),Tn(1,0,0)))),l=Yo(t,u),d=Qb(ql.xy).mul(6.28318530718),c=Zb(0,5,d),h=Zb(1,5,d),p=Zb(2,5,d),g=Zb(3,5,d),m=Zb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),j_=an(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.near),o=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(fa),l=hn(1).toVar();return ln(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class q_ extends F_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Xe?W_:H_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return j_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new Ke(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=qe;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?k_:z_,d=u?G_:$_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(I_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),O_.setFromMatrixPosition(s.matrixWorld),a.position.copy(O_),V_.copy(a.position),V_.add(l[e]),a.up.copy(d[e]),a.lookAt(V_),a.updateMatrixWorld(),o.makeTranslation(-O_.x,-O_.y,-O_.z),U_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(U_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const X_=(e,t)=>Yi(new q_(e,t));class K_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||xa(this.color).setGroup(fa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Qs.FRAME}getHash(){return this.light.uuid}getLightVector(e){return r_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return D_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Yi(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const Y_=an(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),Q_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=Y_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Z_ extends K_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(2).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return X_(this.light)}setupDirect(e){return Q_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const J_=an(([e=Rl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),ev=an(([e=Rl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=hn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=bu(s.greaterThan(1),0,1);return i}),tv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=mn(e).toVar();return bu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),rv=an(([e,t])=>{const r=mn(t).toVar(),s=hn(e).toVar();return bu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),sv=an(([e])=>{const t=hn(e).toVar();return pn(bo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),iv=an(([e,t])=>{const r=hn(e).toVar();return t.assign(sv(r)),r.sub(hn(t))}),nv=gb([an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=hn(s).toVar(),l=hn(r).toVar(),d=hn(t).toVar(),c=hn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=Tn(s).toVar(),l=Tn(r).toVar(),d=Tn(t).toVar(),c=Tn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),av=gb([an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=hn(o).toVar(),m=hn(a).toVar(),f=hn(n).toVar(),y=hn(i).toVar(),b=hn(s).toVar(),x=hn(r).toVar(),T=hn(t).toVar(),_=hn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=Tn(o).toVar(),m=Tn(a).toVar(),f=Tn(n).toVar(),y=Tn(i).toVar(),b=Tn(s).toVar(),x=Tn(r).toVar(),T=Tn(t).toVar(),_=Tn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),ov=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=gn(e).toVar(),a=gn(n.bitAnd(gn(7))).toVar(),o=hn(tv(a.lessThan(gn(4)),i,s)).toVar(),u=hn(Ma(2,tv(a.lessThan(gn(4)),s,i))).toVar();return rv(o,mn(a.bitAnd(gn(1)))).add(rv(u,mn(a.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),uv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=gn(e).toVar(),u=gn(o.bitAnd(gn(15))).toVar(),l=hn(tv(u.lessThan(gn(8)),a,n)).toVar(),d=hn(tv(u.lessThan(gn(4)),n,tv(u.equal(gn(12)).or(u.equal(gn(14))),a,i))).toVar();return rv(l,mn(u.bitAnd(gn(1)))).add(rv(d,mn(u.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),lv=gb([ov,uv]),dv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=vn(e).toVar();return Tn(lv(n.x,i,s),lv(n.y,i,s),lv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=vn(e).toVar();return Tn(lv(o.x,a,n,i),lv(o.y,a,n,i),lv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),hv=gb([dv,cv]),pv=an(([e])=>{const t=hn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),gv=an(([e])=>{const t=hn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),mv=gb([pv,an(([e])=>{const t=Tn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),fv=gb([gv,an(([e])=>{const t=Tn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),yv=an(([e,t])=>{const r=pn(t).toVar(),s=gn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(pn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),bv=an(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(yv(r,pn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(yv(r,pn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(4))),t.addAssign(e)}),xv=an(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar();return s.bitXorAssign(i),s.subAssign(yv(i,pn(14))),n.bitXorAssign(s),n.subAssign(yv(s,pn(11))),i.bitXorAssign(n),i.subAssign(yv(n,pn(25))),s.bitXorAssign(i),s.subAssign(yv(i,pn(16))),n.bitXorAssign(s),n.subAssign(yv(s,pn(4))),i.bitXorAssign(n),i.subAssign(yv(n,pn(14))),s.bitXorAssign(i),s.subAssign(yv(i,pn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Tv=an(([e])=>{const t=gn(e).toVar();return hn(t).div(hn(gn(pn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),_v=an(([e])=>{const t=hn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),vv=gb([an(([e])=>{const t=pn(e).toVar(),r=gn(gn(1)).toVar(),s=gn(gn(pn(3735928559)).add(r.shiftLeft(gn(2))).add(gn(13))).toVar();return xv(s.add(gn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(gn(2)).toVar(),n=gn().toVar(),a=gn().toVar(),o=gn().toVar();return n.assign(a.assign(o.assign(gn(pn(3735928559)).add(i.shiftLeft(gn(2))).add(gn(13))))),n.addAssign(gn(s)),a.addAssign(gn(r)),xv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(gn(3)).toVar(),o=gn().toVar(),u=gn().toVar(),l=gn().toVar();return o.assign(u.assign(l.assign(gn(pn(3735928559)).add(a.shiftLeft(gn(2))).add(gn(13))))),o.addAssign(gn(n)),u.addAssign(gn(i)),l.addAssign(gn(s)),xv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),an(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=pn(e).toVar(),u=gn(gn(4)).toVar(),l=gn().toVar(),d=gn().toVar(),c=gn().toVar();return l.assign(d.assign(c.assign(gn(pn(3735928559)).add(u.shiftLeft(gn(2))).add(gn(13))))),l.addAssign(gn(o)),d.addAssign(gn(a)),c.addAssign(gn(n)),bv(l,d,c),l.addAssign(gn(i)),xv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),an(([e,t,r,s,i])=>{const n=pn(i).toVar(),a=pn(s).toVar(),o=pn(r).toVar(),u=pn(t).toVar(),l=pn(e).toVar(),d=gn(gn(5)).toVar(),c=gn().toVar(),h=gn().toVar(),p=gn().toVar();return c.assign(h.assign(p.assign(gn(pn(3735928559)).add(d.shiftLeft(gn(2))).add(gn(13))))),c.addAssign(gn(l)),h.addAssign(gn(u)),p.addAssign(gn(o)),bv(c,h,p),c.addAssign(gn(a)),h.addAssign(gn(n)),xv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Nv=gb([an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(vv(s,r)).toVar(),n=vn().toVar();return n.x.assign(i.bitAnd(pn(255))),n.y.assign(i.shiftRight(pn(8)).bitAnd(pn(255))),n.z.assign(i.shiftRight(pn(16)).bitAnd(pn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(vv(n,i,s)).toVar(),o=vn().toVar();return o.x.assign(a.bitAnd(pn(255))),o.y.assign(a.shiftRight(pn(8)).bitAnd(pn(255))),o.z.assign(a.shiftRight(pn(16)).bitAnd(pn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Sv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=hn(nv(lv(vv(r,s),i,n),lv(vv(r.add(pn(1)),s),i.sub(1),n),lv(vv(r,s.add(pn(1))),i,n.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=hn(av(lv(vv(r,s,i),n,a,o),lv(vv(r.add(pn(1)),s,i),n.sub(1),a,o),lv(vv(r,s.add(pn(1)),i),n,a.sub(1),o),lv(vv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),lv(vv(r,s,i.add(pn(1))),n,a,o.sub(1)),lv(vv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),lv(vv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Rv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=Tn(nv(hv(Nv(r,s),i,n),hv(Nv(r.add(pn(1)),s),i.sub(1),n),hv(Nv(r,s.add(pn(1))),i,n.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=Tn(av(hv(Nv(r,s,i),n,a,o),hv(Nv(r.add(pn(1)),s,i),n.sub(1),a,o),hv(Nv(r,s.add(pn(1)),i),n,a.sub(1),o),hv(Nv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),hv(Nv(r,s,i.add(pn(1))),n,a,o.sub(1)),hv(Nv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),hv(Nv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Av=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tv(vv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tv(vv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tv(vv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tv(vv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Ev=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tn(Tv(vv(r,pn(0))),Tv(vv(r,pn(1))),Tv(vv(r,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tn(Tv(vv(r,s,pn(0))),Tv(vv(r,s,pn(1))),Tv(vv(r,s,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tn(Tv(vv(r,s,i,pn(0))),Tv(vv(r,s,i,pn(1))),Tv(vv(r,s,i,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tn(Tv(vv(r,s,i,n,pn(0))),Tv(vv(r,s,i,n,pn(1))),Tv(vv(r,s,i,n,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),wv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=hn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Sv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Rv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Mv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar();return fn(wv(o,a,n,i),wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Bv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(Cv(o,a,n,i)).toVar(),l=hn(wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i)).toVar();return Sn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Lv=gb([an(([e,t,r,s,i,n,a])=>{const o=pn(a).toVar(),u=hn(n).toVar(),l=pn(i).toVar(),d=pn(s).toVar(),c=pn(r).toVar(),h=pn(t).toVar(),p=fn(e).toVar(),g=Tn(Ev(fn(h.add(d),c.add(l)))).toVar(),m=fn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=fn(fn(hn(h),hn(c)).add(m)).toVar(),y=fn(f.sub(p)).toVar();return ln(o.equal(pn(2)),()=>wo(y.x).add(wo(y.y))),ln(o.equal(pn(3)),()=>Wo(wo(y.x),wo(y.y))),Ko(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),an(([e,t,r,s,i,n,a,o,u])=>{const l=pn(u).toVar(),d=hn(o).toVar(),c=pn(a).toVar(),h=pn(n).toVar(),p=pn(i).toVar(),g=pn(s).toVar(),m=pn(r).toVar(),f=pn(t).toVar(),y=Tn(e).toVar(),b=Tn(Ev(Tn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Tn(Tn(hn(f),hn(m),hn(g)).add(b)).toVar(),T=Tn(x.sub(y)).toVar();return ln(l.equal(pn(2)),()=>wo(T.x).add(wo(T.y)).add(wo(T.z))),ln(l.equal(pn(3)),()=>Wo(wo(T.x),wo(T.y),wo(T.z))),Ko(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Pv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Fv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Dv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Iv=gb([Pv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Uv=gb([Fv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Ov=gb([Dv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Vv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=fn(t).toVar(),p=fn(r).toVar(),g=fn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return ln(c.equal(pn(0)),()=>{N.assign(Rv(v))}),ln(c.equal(pn(1)),()=>{N.assign(Ev(v))}),ln(c.equal(pn(2)),()=>{N.assign(Ov(v,m,pn(0)))}),ln(c.equal(pn(3)),()=>{N.assign(Cv(Tn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),ln(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),kv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return ln(c.equal(pn(0)),()=>{N.assign(Rv(v))}),ln(c.equal(pn(1)),()=>{N.assign(Ev(v))}),ln(c.equal(pn(2)),()=>{N.assign(Ov(v,m,pn(0)))}),ln(c.equal(pn(3)),()=>{N.assign(Cv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),ln(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Gv=an(([e])=>{const t=e.y,r=e.z,s=Tn().toVar();return ln(t.lessThan(1e-4),()=>{s.assign(Tn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(bo(i)).mul(6).toVar();const n=pn(Uo(i)),a=i.sub(hn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());ln(n.equal(pn(0)),()=>{s.assign(Tn(r,l,o))}).ElseIf(n.equal(pn(1)),()=>{s.assign(Tn(u,r,o))}).ElseIf(n.equal(pn(2)),()=>{s.assign(Tn(o,r,l))}).ElseIf(n.equal(pn(3)),()=>{s.assign(Tn(o,u,r))}).ElseIf(n.equal(pn(4)),()=>{s.assign(Tn(l,o,r))}).Else(()=>{s.assign(Tn(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),zv=an(([e])=>{const t=Tn(e).toVar(),r=hn(t.x).toVar(),s=hn(t.y).toVar(),i=hn(t.z).toVar(),n=hn($o(r,$o(s,i))).toVar(),a=hn(Wo(r,Wo(s,i))).toVar(),o=hn(a.sub(n)).toVar(),u=hn().toVar(),l=hn().toVar(),d=hn().toVar();return d.assign(a),ln(a.greaterThan(0),()=>{l.assign(o.div(a))}).Else(()=>{l.assign(0)}),ln(l.lessThanEqual(0),()=>{u.assign(0)}).Else(()=>{ln(r.greaterThanEqual(a),()=>{u.assign(s.sub(i).div(o))}).ElseIf(s.greaterThanEqual(a),()=>{u.assign(wa(2,i.sub(r).div(o)))}).Else(()=>{u.assign(wa(4,r.sub(s).div(o)))}),u.mulAssign(1/6),ln(u.lessThan(0),()=>{u.addAssign(1)})}),Tn(u,l,d)}).setLayout({name:"mx_rgbtohsv",type:"vec3",inputs:[{name:"c",type:"vec3"}]}),$v=an(([e])=>{const t=Tn(e).toVar(),r=Nn(Ia(t,Tn(.04045))).toVar(),s=Tn(t.div(12.92)).toVar(),i=Tn(Qo(Wo(t.add(Tn(.055)),Tn(0)).div(1.055),Tn(2.4))).toVar();return iu(s,i,r)}).setLayout({name:"mx_srgb_texture_to_lin_rec709",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Wv=(e,t)=>{e=hn(e),t=hn(t);const r=fn(t.dFdx(),t.dFdy()).length().mul(.7071067811865476);return uu(e.sub(r),e.add(r),t)},Hv=(e,t,r,s)=>iu(e,t,r[s].clamp()),jv=(e,t,r,s,i)=>iu(e,t,Wv(r,s[i])),qv=an(([e,t,r])=>{const s=To(e).toVar(),i=Ca(hn(.5).mul(t.sub(r)),Pd).div(s).toVar(),n=Ca(hn(-.5).mul(t.sub(r)),Pd).div(s).toVar(),a=Tn().toVar();a.x=s.x.greaterThan(hn(0)).select(i.x,n.x),a.y=s.y.greaterThan(hn(0)).select(i.y,n.y),a.z=s.z.greaterThan(hn(0)).select(i.z,n.z);const o=$o(a.x,a.y,a.z).toVar();return Pd.add(s.mul(o)).toVar().sub(r)}),Xv=an(([e,t])=>{const r=e.x,s=e.y,i=e.z;let n=t.element(0).mul(.886227);return n=n.add(t.element(1).mul(1.023328).mul(s)),n=n.add(t.element(2).mul(1.023328).mul(i)),n=n.add(t.element(3).mul(1.023328).mul(r)),n=n.add(t.element(4).mul(.858086).mul(r).mul(s)),n=n.add(t.element(5).mul(.858086).mul(s).mul(i)),n=n.add(t.element(6).mul(i.mul(i).mul(.743125).sub(.247708))),n=n.add(t.element(7).mul(.858086).mul(r).mul(i)),n=n.add(t.element(8).mul(.429043).mul(Ma(r,r).sub(Ma(s,s)))),n});var 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ty{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,r){const s=this.renderer,i=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===i)s._clearColor.getRGB(Yv),Yv.a=s._clearColor.a;else if(!0===i.isColor)i.getRGB(Yv),Yv.a=1,n=!0;else if(!0===i.isNode){const u=this.get(e),l=i;Yv.copy(s._clearColor);let d=u.backgroundMesh;if(void 0===d){const h=Sn(l).mul(dx).context({getUV:()=>cx.mul(Hd),getTextureLevel:()=>lx}),p=rd.element(3).element(3).equal(1),g=Ba(1,rd.element(1).element(1)).mul(3),m=p.select(Bd.mul(g),Bd);let f=rd.mul(Ad.mul(Sn(m,1)));f=f.setZ(f.w);const y=new Xp;function b(){i.removeEventListener("dispose",b),d.material.dispose(),d.geometry.dispose()}y.name="Background.material",y.side=w,y.depthTest=!1,y.depthWrite=!1,y.allowOverride=!1,y.fog=!1,y.lights=!1,y.vertexNode=f,y.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new se(new 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Jv{constructor(e="",t=[],r=0,s=[]){this.name=e,this.bindings=t,this.index=r,this.bindingsReference=s,this.id=Zv++}}class eN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new Jv(t.name,[],t.index,t.bindingsReference);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class tN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class rN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class sN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class iN extends sN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class nN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let aN=0;class oN{constructor(e=null){this.id=aN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class uN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class lN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0}setValue(e){this.value=e}getValue(){return this.value}}class dN extends lN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class cN extends lN{constructor(e,r=new 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this.nodeUniform.type}}let AN=0;const EN=new WeakMap,wN=new WeakMap,CN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),MN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class BN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Uy(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=Vs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return CN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,on(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new tN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new uN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new rN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const 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this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new Xp),e.build(this)}else this.addFlow("compute",e);for(const e of ti){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of ri){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=EN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new bN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new xN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new TN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new _N(e);else if("color"===t)s=new vN(e);else if("mat2"===t)s=new NN(e);else if("mat3"===t)s=new SN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new RN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${tt} - Node System\n`}}class LN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===Qs.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===Qs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class PN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}PN.isNodeFunctionInput=!0;class FN extends K_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:s_(this.light),lightColor:e}}}const DN=new a,IN=new a;let UN=null;class ON extends K_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=xa(new r).setGroup(fa),this.halfWidth=xa(new r).setGroup(fa),this.updateType=Qs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;IN.identity(),DN.copy(t.matrixWorld),DN.premultiply(r),IN.extractRotation(DN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(IN),this.halfHeight.value.applyMatrix4(IN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(UN.LTC_FLOAT_1),r=Pl(UN.LTC_FLOAT_2)):(t=Pl(UN.LTC_HALF_1),r=Pl(UN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:r_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){UN=e}}class VN extends K_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=xa(0).setGroup(fa),this.penumbraCosNode=xa(0).setGroup(fa),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(0).setGroup(fa),this.colorNode=xa(this.color).setGroup(fa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=JT(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(s_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=Y_({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Pl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class kN extends VN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,fn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const GN=an(([e,t])=>{const r=e.abs().sub(t);return Mo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class zN extends VN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=hn(0),r=this.penumbraCosNode,s=ZT(this.light).mul(e.context.positionWorld||Pd);return ln(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=GN(e.xy.sub(fn(.5)),fn(.5)),n=Ba(-1,Ca(1,Ao(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class $N extends K_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class WN extends K_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=e_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=xa(new e).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=qd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class HN extends K_{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Vl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=Xv(qd,this.lightProbe);e.context.irradiance.addAssign(t)}}class jN{parseFunction(){d("Abstract function.")}}class qN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}qN.isNodeFunction=!0;const XN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,KN=/[a-z_0-9]+/gi,YN="#pragma main";class QN extends qN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(YN),r=-1!==t?e.slice(t+12):e,s=r.match(XN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=KN.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new Xp),n.build(),o("TSL: "+e)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new eN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){eS[0]=e,eS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(eS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&tS.push(t.getCacheKey(!0)),i&&tS.push(i.getCacheKey()),n&&tS.push(n.getCacheKey()),tS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),tS.push(this.renderer.shadowMap.enabled?1:0),tS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Ds(tS),this.callHashCache.set(eS,s),tS.length=0}return eS.length=0,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===oe||r.mapping===ue||r.mapping===Se){if(e.backgroundBlurriness>0||r.mapping===Se)return mf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),hg(e)}}if(!0===r.isTexture)return Pl(r,Hl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=mc("color","color",r).setGroup(fa),t=mc("density","float",r).setGroup(fa);return aT(e,nT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(fa),t=mc("near","float",r).setGroup(fa),s=mc("far","float",r).setGroup(fa);return aT(e,iT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?hc(r):!0===r.isTexture?Pl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return JN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?fx(e,Tn(Hl,kl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Hl).renderOutput(t.toneMapping,t.currentColorSpace);return JN.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new LN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const sS=new Ge;class iS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new hS(i.framebufferWidth,i.framebufferHeight,{format:Ne,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=3&i.layers.mask,a.layers.mask=5&i.layers.mask;const o=e.parent,u=i.cameras;fS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function TS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function _S(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(e,t,this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new rS(this,r),this._animation=new Kf(this,this._nodes,this.info),this._attributes=new oy(r),this._background=new Qv(this,this._nodes),this._geometries=new dy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new yy(r,this._nodes),this._bindings=new by(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new ey(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Sy(this.lighting),this._bundles=new oS,this._renderContexts=new By,this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._compilationPromises,u=!0===e.isScene?e:NS;null===r&&(r=e);const l=this._renderTarget,d=this._renderContexts.get(r,t,l,this._mrt),c=this._activeMipmapLevel,h=[];this._currentRenderContext=d,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=h,s.renderId++,s.update(),d.depth=this.depth,d.stencil=this.stencil,d.clippingContext||(d.clippingContext=new iS),d.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,l);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,d.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)}),p.finish(),null!==l){this._textures.updateRenderTarget(l,c);const e=this._textures.get(l);d.textures=e.textures,d.depthTexture=e.depthTexture}else d.textures=null,d.depthTexture=null;this._background.update(u,p,d);const g=p.opaque,m=p.transparent,f=p.transparentDoublePass,y=p.lightsNode;!0===this.opaque&&g.length>0&&this._renderObjects(g,t,u,y),!0===this.transparent&&m.length>0&&this._renderTransparents(m,f,t,u,y),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._compilationPromises=o,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(h)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=wd,t.modelNormalViewMatrix=Cd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===wd&&e.modelNormalViewMatrix===Cd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getColorBufferType(){return this._colorBufferType}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=T,p.viewportValue.maxDepth=_,p.viewport=!1===p.viewportValue.equals(RS),p.scissorValue.copy(b).multiplyScalar(x).floor(),p.scissor=f._scissorTest&&!1===p.scissorValue.equals(RS),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new iS),p.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,h);const v=t.isArrayCamera?ES:AS;t.isArrayCamera||(wS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(wS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,p.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==h){this._textures.updateRenderTarget(h,c);const e=this._textures.get(h);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=h,p.depth=h.depthBuffer,p.stencil=h.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=SS.width,p.height=SS.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=d,p.activeMipmapLevel=c,p.occlusionQueryCount=N.occlusionQueryCount,p.scissorValue.max(CS.set(0,0,0,0)),p.scissorValue.x+p.scissorValue.width>p.width&&(p.scissorValue.width=Math.max(p.width-p.scissorValue.x,0)),p.scissorValue.y+p.scissorValue.height>p.height&&(p.scissorValue.height=Math.max(p.height-p.scissorValue.y,0)),this._background.update(u,N,p),p.camera=t,this.backend.beginRender(p);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,u,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,u,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,u,R),this.backend.finishRender(p),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,null!==s&&(this.setRenderTarget(l,d,c),this._renderOutput(h)),u.onAfterRender(this,e,t,h),this.inspector.finishRender(this.backend.getTimestampUID(p)),p}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.getForClear(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer,i.clearColorValue=this.backend.getClearColor(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=CS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=CS.copy(t).floor()}else t=CS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&CS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(wS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,CS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),CS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(wS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=w;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=it;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=C}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);e.side=null===i.shadowSide?i.side:i.shadowSide,null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===C&&!1===i.forceSinglePass?(i.side=w,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=it,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=C):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class BS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class LS extends BS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(ay-e%ay)%ay;var e}get buffer(){return this._buffer}update(){return!0}}class PS extends LS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let FS=0;class DS extends PS{constructor(e,t){super("UniformBuffer_"+FS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class IS extends PS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let kS=0;class GS extends VS{constructor(e,t){super(e,t),this.id=kS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class zS extends GS{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class $S extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class WS extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const HS={bitcast_int_uint:new jx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new jx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},jS={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},qS={low:"lowp",medium:"mediump",high:"highp"},XS={swizzleAssign:!0,storageBuffer:!1},KS={perspective:"smooth",linear:"noperspective"},YS={centroid:"centroid"},QS="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class ZS extends BN{constructor(e,t){super(e,t,new ZN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=HS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==HS[e]&&this._include(e),jS[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?mt:ft;2===s?n=i?Tt:V:3===s?n=i?_t:vt:4===s&&(n=i?Nt:Ne);const a={Float32Array:H,Uint8Array:ke,Uint16Array:xt,Uint32Array:S,Int8Array:bt,Int16Array:yt,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?s:"";t=`${e.name} {\n\t${r} ${i.name}[${n}];\n};\n`}else{t=`${this.getVectorType(i.type)} ${this.getPropertyName(i,e)};`,n=!0}const a=i.node.precision;if(null!==a&&(t=qS[a]+" "+t),n){t="\t"+t;const e=i.groupNode.name;(s[e]||(s[e]=[])).push(t)}else t="uniform "+t,r.push(t)}let i="";for(const t in s){const r=s[t];i+=this._getGLSLUniformStruct(e+"_"+t,r.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${KS[s.interpolationType]||s.interpolationType} ${YS[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${KS[e.interpolationType]||e.interpolationType} ${YS[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=XS[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}XS[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new zS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new $S(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new WS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new DS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let n=e[o];void 0===n&&(n=new OS(r+"_"+o,s),e[o]=n,u.push(n)),a=this.getNodeUniform(i,t),n.addUniform(a)}n.uniformGPU=a}return i}}let JS=null,eR=null;class tR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[St.RENDER]:null,[St.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?St.COMPUTE:St.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return JS=JS||new t,this.renderer.getDrawingBufferSize(JS)}setScissorTest(){}getClearColor(){const e=this.renderer;return eR=eR||new Fy,e.getClearColor(eR),eR.getRGB(eR),eR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Rt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${tt} webgpu`),this.domElement=e),e}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}dispose(){}}let rR,sR,iR=0;class nR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class aR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:iR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new nR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let lR,dR,cR,hR=!1;class pR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===hR&&(this._init(),hR=!0)}_init(){const e=this.gl;lR={[Ir]:e.REPEAT,[ye]:e.CLAMP_TO_EDGE,[Dr]:e.MIRRORED_REPEAT},dR={[A]:e.NEAREST,[Ur]:e.NEAREST_MIPMAP_NEAREST,[Je]:e.NEAREST_MIPMAP_LINEAR,[ne]:e.LINEAR,[Ze]:e.LINEAR_MIPMAP_NEAREST,[q]:e.LINEAR_MIPMAP_LINEAR},cR={[Wr]:e.NEVER,[$r]:e.ALWAYS,[qe]:e.LESS,[zr]:e.LEQUAL,[Gr]:e.EQUAL,[kr]:e.GEQUAL,[Vr]:e.GREATER,[Or]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,lR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,lR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,lR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,dR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===ne&&u?q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,dR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,cR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===A)return;if(t.minFilter!==Je&&t.minFilter!==q)return;if(t.type===H&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();o.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function gR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class mR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class fR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const yR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class bR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class _R extends tR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new mR(this),this.capabilities=new fR(this),this.attributeUtils=new aR(this),this.textureUtils=new pR(this),this.bufferRenderer=new bR(this),this.state=new oR(this),this.utils=new uR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed")}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new TR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(St.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1&&u.setMRTBlending(i.textures),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;const N=()=>{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eyR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Ey(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const vR="point-list",NR="line-list",SR="line-strip",RR="triangle-list",AR="triangle-strip",ER="undefined"!=typeof self?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},wR="never",CR="less",MR="equal",BR="less-equal",LR="greater",PR="not-equal",FR="greater-equal",DR="always",IR="store",UR="load",OR="clear",VR="ccw",kR="cw",GR="none",zR="back",$R="uint16",WR="uint32",HR="r8unorm",jR="r8snorm",qR="r8uint",XR="r8sint",KR="r16uint",YR="r16sint",QR="r16float",ZR="rg8unorm",JR="rg8snorm",eA="rg8uint",tA="rg8sint",rA="r32uint",sA="r32sint",iA="r32float",nA="rg16uint",aA="rg16sint",oA="rg16float",uA="rgba8unorm",lA="rgba8unorm-srgb",dA="rgba8snorm",cA="rgba8uint",hA="rgba8sint",pA="bgra8unorm",gA="bgra8unorm-srgb",mA="rgb9e5ufloat",fA="rgb10a2unorm",yA="rg11b10ufloat",bA="rg32uint",xA="rg32sint",TA="rg32float",_A="rgba16uint",vA="rgba16sint",NA="rgba16float",SA="rgba32uint",RA="rgba32sint",AA="rgba32float",EA="depth16unorm",wA="depth24plus",CA="depth24plus-stencil8",MA="depth32float",BA="depth32float-stencil8",LA="bc1-rgba-unorm",PA="bc1-rgba-unorm-srgb",FA="bc2-rgba-unorm",DA="bc2-rgba-unorm-srgb",IA="bc3-rgba-unorm",UA="bc3-rgba-unorm-srgb",OA="bc4-r-unorm",VA="bc4-r-snorm",kA="bc5-rg-unorm",GA="bc5-rg-snorm",zA="bc6h-rgb-ufloat",$A="bc6h-rgb-float",WA="bc7-rgba-unorm",HA="bc7-rgba-unorm-srgb",jA="etc2-rgb8unorm",qA="etc2-rgb8unorm-srgb",XA="etc2-rgb8a1unorm",KA="etc2-rgb8a1unorm-srgb",YA="etc2-rgba8unorm",QA="etc2-rgba8unorm-srgb",ZA="eac-r11unorm",JA="eac-r11snorm",eE="eac-rg11unorm",tE="eac-rg11snorm",rE="astc-4x4-unorm",sE="astc-4x4-unorm-srgb",iE="astc-5x4-unorm",nE="astc-5x4-unorm-srgb",aE="astc-5x5-unorm",oE="astc-5x5-unorm-srgb",uE="astc-6x5-unorm",lE="astc-6x5-unorm-srgb",dE="astc-6x6-unorm",cE="astc-6x6-unorm-srgb",hE="astc-8x5-unorm",pE="astc-8x5-unorm-srgb",gE="astc-8x6-unorm",mE="astc-8x6-unorm-srgb",fE="astc-8x8-unorm",yE="astc-8x8-unorm-srgb",bE="astc-10x5-unorm",xE="astc-10x5-unorm-srgb",TE="astc-10x6-unorm",_E="astc-10x6-unorm-srgb",vE="astc-10x8-unorm",NE="astc-10x8-unorm-srgb",SE="astc-10x10-unorm",RE="astc-10x10-unorm-srgb",AE="astc-12x10-unorm",EE="astc-12x10-unorm-srgb",wE="astc-12x12-unorm",CE="astc-12x12-unorm-srgb",ME="clamp-to-edge",BE="repeat",LE="mirror-repeat",PE="linear",FE="nearest",DE="zero",IE="one",UE="src",OE="one-minus-src",VE="src-alpha",kE="one-minus-src-alpha",GE="dst",zE="one-minus-dst",$E="dst-alpha",WE="one-minus-dst-alpha",HE="src-alpha-saturated",jE="constant",qE="one-minus-constant",XE="add",KE="subtract",YE="reverse-subtract",QE="min",ZE="max",JE=0,ew=15,tw="keep",rw="zero",sw="replace",iw="invert",nw="increment-clamp",aw="decrement-clamp",ow="increment-wrap",uw="decrement-wrap",lw="storage",dw="read-only-storage",cw="write-only",hw="read-only",pw="read-write",gw="non-filtering",mw="comparison",fw="float",yw="unfilterable-float",bw="depth",xw="sint",Tw="uint",_w="2d",vw="3d",Nw="2d",Sw="2d-array",Rw="cube",Aw="3d",Ew="all",ww="vertex",Cw="instance",Mw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},Bw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Lw extends VS{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Pw extends LS{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Fw=0;class Dw extends Pw{constructor(e,t){super("StorageBuffer_"+Fw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:Js.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class Iw extends ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:PE}),this.flipYSampler=e.createSampler({minFilter:FE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:OR,storeOp:IR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r});const a=[];for(let o=1;o0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Iw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,zw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,$w={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class Ww extends qN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Gw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=zw.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class Hw extends jN{parseFunction(e){return new Ww(e)}}const jw={[Js.READ_ONLY]:"read",[Js.WRITE_ONLY]:"write",[Js.READ_WRITE]:"read_write"},qw={[Ir]:"repeat",[ye]:"clamp",[Dr]:"mirror"},Xw={vertex:ER.VERTEX,fragment:ER.FRAGMENT,compute:ER.COMPUTE},Kw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Yw={"^^":"tsl_xor"},Qw={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},Zw={},Jw={tsl_xor:new jx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new jx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new jx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new jx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new jx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new jx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new jx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new jx("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new jx("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new jx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new jx("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new jx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new jx("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},eC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let tC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(tC+="diagnostic( off, derivative_uniformity );\n");class rC extends BN{constructor(e,t){super(e,t,new Hw),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${qw[e.wrapS]}S_${qw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Zw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(Jw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ye?(s.push(Jw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Dr?(s.push(Jw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",Zw[t]=r=new jx(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new pl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new pl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new pl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, u32( ${i} ) )`}generateTextureLod(e,t,r,s,i,n="0u"){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);const l=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`;return this.generateTextureLoad(e,t,l,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===H||!1===this.isSampleCompare(e)&&e.minFilter===A&&e.magFilter===A||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=Yw[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),Js.READ_WRITE):Js.READ_ONLY:e.access}getStorageAccess(e,t){return jw[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);if("texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new WS(i.name,i.node,o,n):new zS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new $S(i.name,i.node,o,n):"texture3D"===t&&(s=new WS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Xw[r]),!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Lw(`${i.name}_sampler`,i.node,o);e.setVisibility(Xw[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?DS:Dw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Xw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let s=e[u];void 0===s&&(s=new OS(u,o),s.setVisibility(Xw[r]),e[u]=s,l.push(s)),a=this.getNodeUniform(i,t),s.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=kw(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=this.getType(this.getVectorType(i.type)),t=i.groupNode.name;(n[t]||(n[t]={index:a.binding++,id:a.group,snippets:[]})).snippets.push(`\t${i.name} : ${e}`)}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let a=r.join("\n");return a+=s.join("\n"),a+=i.join("\n"),a}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.Vertex = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return Qw[e]||e}isAvailable(e){let t=Kw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Kw[e]=t),t}_getWGSLMethod(e){return void 0!==Jw[e]&&this._include(e),eC[e]}_include(e){const t=Jw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${tC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class sC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=CA:e.depth&&(t=wA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?vR:e.isLineSegments||e.isMesh&&!0===t.wireframe?NR:e.isLine?SR:e.isMesh?RR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return pA;if(e===fe)return NA;throw new Error("Unsupported outputType")}}const iC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&iC.set(Float16Array,["float16"]);const nC=new Map([[et,["float16"]]]),aC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class oC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e1&&(s.multisampled=!0,r.texture.isDepthTexture||(s.sampleType=yw)),r.texture.isDepthTexture)t.compatibilityMode&&null===r.texture.compareFunction?s.sampleType=yw:s.sampleType=bw;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){const e=r.texture.type;e===R?s.sampleType=xw:e===S?s.sampleType=Tw:e===H&&(this.backend.hasFeature("float32-filterable")?s.sampleType=fw:s.sampleType=yw)}r.isSampledCubeTexture?s.viewDimension=Rw:r.texture.isArrayTexture||r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?s.viewDimension=Sw:r.isSampledTexture3D&&(s.viewDimension=Aw),e.texture=s}else if(r.isSampler){const s={};r.texture.isDepthTexture&&(null!==r.texture.compareFunction?s.type=mw:t.compatibilityMode&&(s.type=gw)),e.sampler=s}else o(`WebGPUBindingUtils: Unsupported binding "${r}".`);s.push(e)}return r.createBindGroupLayout({entries:s})}createBindings(e,t,r,s=0){const{backend:i,bindGroupLayoutCache:n}=this,a=i.get(e);let o,u=n.get(e.bindingsReference);void 0===u&&(u=this.createBindingsLayout(e),n.set(e.bindingsReference,u)),r>0&&(void 0===a.groups&&(a.groups=[],a.versions=[]),a.versions[r]===s&&(o=a.groups[r])),void 0===o&&(o=this.createBindGroup(e,u),r>0&&(a.groups[r]=o,a.versions[r]=s)),a.group=o,a.layout=u}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const t=qr(s),a=t?1:s.BYTES_PER_ELEMENT;for(let e=0,o=n.length;e1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Ew;let o;o=t.isSampledCubeTexture?Rw:t.isSampledTexture3D?Aw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Sw:Nw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}}class lC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t);p.push(e.layout)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===Z||s.blending===Qe&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},E=e.context.depth,w=e.context.stencil;if(!0!==E&&!0!==w||(!0===E&&(A.format=N,A.depthWriteEnabled=s.depthWrite,A.depthCompare=v),!0===w&&(A.stencilFront=f,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),R.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(R)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e);a.push(t.layout)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===nt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:XE},r={srcFactor:i,dstFactor:n,operation:XE}};if(e.premultipliedAlpha)switch(s){case Qe:i(IE,kE,IE,kE);break;case $t:i(IE,IE,IE,IE);break;case zt:i(DE,OE,DE,IE);break;case Gt:i(GE,kE,DE,IE)}else switch(s){case Qe:i(VE,kE,IE,kE);break;case $t:i(VE,IE,IE,IE);break;case zt:o("WebGPURenderer: SubtractiveBlending requires material.premultipliedAlpha = true");break;case Gt:o("WebGPURenderer: MultiplyBlending requires material.premultipliedAlpha = true")}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ot:t=DE;break;case Ut:t=IE;break;case It:t=UE;break;case Bt:t=OE;break;case Dt:t=VE;break;case Mt:t=kE;break;case Pt:t=GE;break;case Ct:t=zE;break;case Lt:t=$E;break;case wt:t=WE;break;case Ft:t=HE;break;case 211:t=jE;break;case 212:t=qE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ts:t=wR;break;case es:t=DR;break;case Jr:t=CR;break;case Zr:t=BR;break;case Qr:t=MR;break;case Yr:t=FR;break;case Kr:t=LR;break;case Xr:t=PR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ls:t=tw;break;case us:t=rw;break;case os:t=sw;break;case as:t=iw;break;case ns:t=nw;break;case is:t=aw;break;case ss:t=ow;break;case rs:t=uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case at:t=XE;break;case Et:t=KE;break;case At:t=YE;break;case cs:t=QE;break;case ds:t=ZE;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?$R:WR);let n=r.side===w;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?kR:VR,s.cullMode=r.side===C?GR:zR,s}_getColorWriteMask(e){return!0===e.colorWrite?ew:JE}_getDepthCompare(e){let t;if(!1===e.depthTest)t=DR;else{const r=e.depthFunc;switch(r){case Qt:t=wR;break;case Yt:t=DR;break;case Kt:t=CR;break;case Xt:t=BR;break;case qt:t=MR;break;case jt:t=FR;break;case Ht:t=LR;break;case Wt:t=PR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class dC extends xR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class cC extends tR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new sC(this),this.attributeUtils=new oC(this),this.bindingUtils=new uC(this),this.pipelineUtils=new lC(this),this.textureUtils=new Vw(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Mw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;r.lost.then(t=>{const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Mw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===fe?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:UR}),this.initTimestampQuery(St.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndexedIndirect(t,r)}else s.drawIndexed(i,n,a,0,0);t.update(r,i,n)}else{const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndirect(t,r)}else s.draw(i,n,a,0);t.update(r,i,n)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new _R(e)));super(new t(e),e),this.library=new gC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class fC extends Rs{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class yC{constructor(e,t=Sn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Xp;r.name="PostProcessing",this._quadMesh=new Wb(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterPostProcessing&&this._context.onAfterPostProcessing()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=yl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class bC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=ne,this.minFilter=ne,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class xC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=ne,this.minFilter=ne,this.wrapR=ye,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class TC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=ne,this.minFilter=ne,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class _C extends sx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class vC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Es(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),hn()):Yi(new this.nodes[e])}}class NC extends ws{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class SC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new vC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new NC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t { const vogelDiskSample = Fn( ( [ sampleIndex, samplesCount, phi ] ) => { const goldenAngle = float( 2.399963229728653 ); // 2π * (2 - φ) where φ is golden ratio - const r = sqrt( float( sampleIndex ).add( 0.5 ) ).div( sqrt( float( samplesCount ) ) ); + const r = sqrt( float( sampleIndex ).add( 0.5 ).div( float( samplesCount ) ) ); const theta = float( sampleIndex ).mul( goldenAngle ).add( phi ); return vec2( cos( theta ), sin( theta ) ).mul( r ); diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index a915adec0f5ab0..494a5d1720a01d 100644 --- a/build/three.webgpu.nodes.min.js +++ b/build/three.webgpu.nodes.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2025 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,NearestFilter as A,Sphere as E,BackSide as w,DoubleSide as C,Euler as M,CubeTexture as B,CubeReflectionMapping as L,CubeRefractionMapping as P,TangentSpaceNormalMap as F,NoNormalPacking as D,NormalRGPacking as I,NormalGAPacking as U,ObjectSpaceNormalMap as O,RGFormat as V,RED_GREEN_RGTC2_Format as k,RG11_EAC_Format as G,InstancedInterleavedBuffer as z,InstancedBufferAttribute as $,DataArrayTexture as W,FloatType as H,FramebufferTexture as j,LinearMipmapLinearFilter as q,DepthTexture as X,Material as K,LineBasicMaterial as Y,LineDashedMaterial as Q,NoBlending as Z,MeshNormalMaterial as J,SRGBColorSpace as ee,WebGLCubeRenderTarget as te,BoxGeometry as re,Mesh as se,Scene as ie,LinearFilter as ne,CubeCamera as ae,EquirectangularReflectionMapping as oe,EquirectangularRefractionMapping as ue,AddOperation as le,MixOperation as de,MultiplyOperation as ce,MeshBasicMaterial as he,MeshLambertMaterial as pe,MeshPhongMaterial as ge,DataTexture as me,HalfFloatType as fe,ClampToEdgeWrapping as ye,BufferGeometry as be,OrthographicCamera as xe,PerspectiveCamera as Te,RenderTarget as _e,LinearSRGBColorSpace as ve,RGBAFormat as Ne,CubeUVReflectionMapping as Se,BufferAttribute as Re,MeshStandardMaterial as Ae,MeshPhysicalMaterial as Ee,MeshToonMaterial as we,MeshMatcapMaterial as Ce,SpriteMaterial as Me,PointsMaterial as Be,ShadowMaterial as Le,Uint32BufferAttribute as Pe,Uint16BufferAttribute as Fe,arrayNeedsUint32 as De,Camera as Ie,DepthStencilFormat as Ue,DepthFormat as Oe,UnsignedInt248Type as Ve,UnsignedByteType as ke,Plane as Ge,Object3D as ze,LinearMipMapLinearFilter as $e,Float32BufferAttribute as We,UVMapping as He,VSMShadowMap as je,LessCompare as qe,BasicShadowMap as Xe,CubeDepthTexture as Ke,SphereGeometry as Ye,NormalBlending as Qe,LinearMipmapNearestFilter as Ze,NearestMipmapLinearFilter as Je,Float16BufferAttribute as et,REVISION as tt,ArrayCamera as rt,PlaneGeometry as st,FrontSide as it,CustomBlending as nt,AddEquation as at,ZeroFactor as ot,CylinderGeometry as ut,Quaternion as lt,WebXRController as dt,RAD2DEG as ct,PCFShadowMap as ht,FrustumArray as pt,Frustum as gt,RedIntegerFormat as mt,RedFormat as ft,ShortType as yt,ByteType as bt,UnsignedShortType as xt,RGIntegerFormat as Tt,RGBIntegerFormat as _t,RGBFormat as vt,RGBAIntegerFormat as Nt,TimestampQuery as St,createCanvasElement as Rt,ReverseSubtractEquation as At,SubtractEquation as Et,OneMinusDstAlphaFactor as wt,OneMinusDstColorFactor as Ct,OneMinusSrcAlphaFactor as Mt,OneMinusSrcColorFactor as Bt,DstAlphaFactor as Lt,DstColorFactor as Pt,SrcAlphaSaturateFactor as Ft,SrcAlphaFactor as Dt,SrcColorFactor as It,OneFactor as Ut,CullFaceNone as Ot,CullFaceBack as Vt,CullFaceFront as kt,MultiplyBlending as Gt,SubtractiveBlending as zt,AdditiveBlending as $t,NotEqualDepth as Wt,GreaterDepth as Ht,GreaterEqualDepth as jt,EqualDepth as qt,LessEqualDepth as Xt,LessDepth as Kt,AlwaysDepth as Yt,NeverDepth as Qt,UnsignedShort4444Type as Zt,UnsignedShort5551Type as Jt,UnsignedInt5999Type as er,UnsignedInt101111Type as tr,AlphaFormat as rr,RGB_S3TC_DXT1_Format as sr,RGBA_S3TC_DXT1_Format as ir,RGBA_S3TC_DXT3_Format as nr,RGBA_S3TC_DXT5_Format as ar,RGB_PVRTC_4BPPV1_Format as or,RGB_PVRTC_2BPPV1_Format as ur,RGBA_PVRTC_4BPPV1_Format as lr,RGBA_PVRTC_2BPPV1_Format as dr,RGB_ETC1_Format as cr,RGB_ETC2_Format as hr,RGBA_ETC2_EAC_Format as pr,R11_EAC_Format as gr,SIGNED_R11_EAC_Format as mr,SIGNED_RG11_EAC_Format as fr,RGBA_ASTC_4x4_Format as yr,RGBA_ASTC_5x4_Format as br,RGBA_ASTC_5x5_Format as xr,RGBA_ASTC_6x5_Format as Tr,RGBA_ASTC_6x6_Format as _r,RGBA_ASTC_8x5_Format as vr,RGBA_ASTC_8x6_Format as Nr,RGBA_ASTC_8x8_Format as Sr,RGBA_ASTC_10x5_Format as Rr,RGBA_ASTC_10x6_Format as Ar,RGBA_ASTC_10x8_Format as Er,RGBA_ASTC_10x10_Format as wr,RGBA_ASTC_12x10_Format as Cr,RGBA_ASTC_12x12_Format as Mr,RGBA_BPTC_Format as Br,RED_RGTC1_Format as Lr,SIGNED_RED_RGTC1_Format as Pr,SIGNED_RED_GREEN_RGTC2_Format as Fr,MirroredRepeatWrapping as Dr,RepeatWrapping as Ir,NearestMipmapNearestFilter as Ur,NotEqualCompare as Or,GreaterCompare as Vr,GreaterEqualCompare as kr,EqualCompare as Gr,LessEqualCompare as zr,AlwaysCompare as $r,NeverCompare as Wr,LinearTransfer as Hr,getByteLength as jr,isTypedArray as qr,NotEqualStencilFunc as Xr,GreaterStencilFunc as Kr,GreaterEqualStencilFunc as Yr,EqualStencilFunc as Qr,LessEqualStencilFunc as Zr,LessStencilFunc as Jr,AlwaysStencilFunc as es,NeverStencilFunc as ts,DecrementWrapStencilOp as rs,IncrementWrapStencilOp as ss,DecrementStencilOp as is,IncrementStencilOp as ns,InvertStencilOp as as,ReplaceStencilOp as os,ZeroStencilOp as us,KeepStencilOp as ls,MaxEquation as ds,MinEquation as cs,SpotLight as hs,PointLight as ps,DirectionalLight as gs,RectAreaLight as ms,AmbientLight as fs,HemisphereLight as ys,LightProbe as bs,LinearToneMapping as xs,ReinhardToneMapping as Ts,CineonToneMapping as _s,ACESFilmicToneMapping as vs,AgXToneMapping as Ns,NeutralToneMapping as Ss,Group as Rs,Loader as As,FileLoader as Es,MaterialLoader as ws,ObjectLoader as Cs}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HemisphereLightHelper,IcosahedronGeometry,IdentityDepthPacking,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,PCFSoftShadowMap,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Ms=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Bs=new WeakMap;class Ls{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Ms,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,material:s,object:i}=e;if(t={material:this.getMaterialData(s),geometry:{id:r.id,attributes:this.getAttributesData(r.attributes),indexVersion:r.index?r.index.version:null,drawRange:{start:r.drawRange.start,count:r.drawRange.count}},worldMatrix:i.matrixWorld.clone()},i.center&&(t.center=i.center.clone()),i.morphTargetInfluences&&(t.morphTargetInfluences=i.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Fs=e=>Ps(e),Ds=e=>Ps(e),Is=(...e)=>Ps(e),Us=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Os=new WeakMap;function Vs(e){return Us.get(e)}function ks(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Gs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function zs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function $s(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Hs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Xs(u[0]):null}function js(e){let t=Os.get(e);return void 0===t&&(t={},Os.set(e,t)),t}function qs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ks=Object.freeze({__proto__:null,arrayBufferToBase64:qs,base64ToArrayBuffer:Xs,getAlignmentFromType:$s,getDataFromObject:js,getLengthFromType:Gs,getMemoryLengthFromType:zs,getTypeFromLength:Vs,getTypedArrayFromType:ks,getValueFromType:Hs,getValueType:Ws,hash:Is,hashArray:Ds,hashString:Fs});const Ys={VERTEX:"vertex",FRAGMENT:"fragment"},Qs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Zs={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Js={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ei=["fragment","vertex"],ti=["setup","analyze","generate"],ri=[...ei,"compute"],si=["x","y","z","w"],ii={analyze:"setup",generate:"analyze"};let ni=0;class ai extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Qs.NONE,this.updateBeforeType=Qs.NONE,this.updateAfterType=Qs.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ni++})}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,Qs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Qs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Qs.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}class oi extends ai{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ui extends ai{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class li extends ai{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class di extends li{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const ci=si.join("");class hi extends ai{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(si.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===ci.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class pi extends li{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");ai.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==xi?xi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=Ti.get("assign");return this.addToStack(t(...e))}},ai.prototype.toVarIntent=function(){return this},ai.prototype.get=function(e){return new bi(this,e)};const Ni={};function Si(e,t,r){Ni[e]=Ni[t]=Ni[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new hi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();ai.prototype["set"+s]=ai.prototype["set"+i]=ai.prototype["set"+n]=function(t){const r=vi(e);return new pi(this,r,Yi(t))},ai.prototype["flip"+s]=ai.prototype["flip"+i]=ai.prototype["flip"+n]=function(){const t=vi(e);return new gi(this,t)}}const Ri=["x","y","z","w"],Ai=["r","g","b","a"],Ei=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ri[e],r=Ai[e],s=Ei[e];Si(t,r,s);for(let i=0;i<4;i++){t=Ri[e]+Ri[i],r=Ai[e]+Ai[i],s=Ei[e]+Ei[i],Si(t,r,s);for(let n=0;n<4;n++){t=Ri[e]+Ri[i]+Ri[n],r=Ai[e]+Ai[i]+Ai[n],s=Ei[e]+Ei[i]+Ei[n],Si(t,r,s);for(let a=0;a<4;a++)t=Ri[e]+Ri[i]+Ri[n]+Ri[a],r=Ai[e]+Ai[i]+Ai[n]+Ai[a],s=Ei[e]+Ei[i]+Ei[n]+Ei[a],Si(t,r,s)}}}for(let e=0;e<32;e++)Ni[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new oi(this,new yi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};Object.defineProperties(ai.prototype,Ni);const wi=new WeakMap,Ci=function(e,t=null){for(const r in e)e[r]=Yi(e[r],t);return e},Mi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...Ji(d(t)))):null!==r?(r=Yi(r),n=(...s)=>i(new e(t,...Ji(d(s)),r))):n=(...r)=>i(new e(t,...Ji(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Li=function(e,...t){return Yi(new e(...Ji(t)))};class Pi extends ai{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=wi.get(e.constructor);void 0===s&&(s=new WeakMap,wi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Yi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Zi(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Yi(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return Zi(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Yi(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof ai&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Yi(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Yi(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Fi extends ai{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Pi(this,e)}setup(){return this.call()}}const Di=[!1,!0],Ii=[0,1,2,3],Ui=[-1,-2],Oi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],Vi=new Map;for(const e of Di)Vi.set(e,new yi(e));const ki=new Map;for(const e of Ii)ki.set(e,new yi(e,"uint"));const Gi=new Map([...ki].map(e=>new yi(e.value,"int")));for(const e of Ui)Gi.set(e,new yi(e,"int"));const zi=new Map([...Gi].map(e=>new yi(e.value)));for(const e of Oi)zi.set(e,new yi(e));for(const e of Oi)zi.set(-e,new yi(-e));const $i={bool:Vi,uint:ki,ints:Gi,float:zi},Wi=new Map([...Vi,...zi]),Hi=(e,t)=>Wi.has(e)?Wi.get(e):!0===e.isNode?e:new yi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),Yi(new yi(0,e));if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Hs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Qi(t.get(r[0]));if(1===r.length){const t=Hi(r[0],e);return t.nodeType===e?Qi(t):Qi(new ui(t,e))}const s=r.map(e=>Hi(e));return Qi(new di(s,e))}},qi=e=>"object"==typeof e&&null!==e?e.value:e,Xi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ki(e,t){return new Fi(e,t)}const Yi=(e,t=null)=>function(e,t=null){const r=Ws(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Yi(Hi(e,t)):"shader"===r?e.isFn?e:an(e):e}(e,t),Qi=(e,t=null)=>Yi(e,t).toVarIntent(),Zi=(e,t=null)=>new Ci(e,t),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null,r=null,s=null)=>new Bi(e,t,r,s),tn=(e,...t)=>new Li(e,...t),rn=(e,t=null,r=null,s={})=>new Bi(e,t,r,{...s,intent:!0});let sn=0;class nn extends ai{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type."),t=null)),this.shaderNode=new Ki(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+sn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".'),e.generateConst(t)}}function an(e,t=null){const r=new nn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const on=e=>{xi=e},un=()=>xi,ln=(...e)=>xi.If(...e);function dn(e){return xi&&xi.addToStack(e),e}_i("toStack",dn);const cn=new ji("color"),hn=new ji("float",$i.float),pn=new ji("int",$i.ints),gn=new ji("uint",$i.uint),mn=new ji("bool",$i.bool),fn=new ji("vec2"),yn=new ji("ivec2"),bn=new ji("uvec2"),xn=new ji("bvec2"),Tn=new ji("vec3"),_n=new ji("ivec3"),vn=new ji("uvec3"),Nn=new ji("bvec3"),Sn=new ji("vec4"),Rn=new ji("ivec4"),An=new ji("uvec4"),En=new ji("bvec4"),wn=new ji("mat2"),Cn=new ji("mat3"),Mn=new ji("mat4");_i("toColor",cn),_i("toFloat",hn),_i("toInt",pn),_i("toUint",gn),_i("toBool",mn),_i("toVec2",fn),_i("toIVec2",yn),_i("toUVec2",bn),_i("toBVec2",xn),_i("toVec3",Tn),_i("toIVec3",_n),_i("toUVec3",vn),_i("toBVec3",Nn),_i("toVec4",Sn),_i("toIVec4",Rn),_i("toUVec4",An),_i("toBVec4",En),_i("toMat2",wn),_i("toMat3",Cn),_i("toMat4",Mn);const Bn=en(oi).setParameterLength(2),Ln=(e,t)=>Yi(new ui(Yi(e),t));_i("element",Bn),_i("convert",Ln);_i("append",e=>(d("TSL: .append() has been renamed to .toStack()."),dn(e)));class Pn extends ai{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Fs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Fn=(e,t)=>Yi(new Pn(e,t)),Dn=(e,t)=>Yi(new Pn(e,t,!0)),In=tn(Pn,"vec4","DiffuseColor"),Un=tn(Pn,"vec3","DiffuseContribution"),On=tn(Pn,"vec3","EmissiveColor"),Vn=tn(Pn,"float","Roughness"),kn=tn(Pn,"float","Metalness"),Gn=tn(Pn,"float","Clearcoat"),zn=tn(Pn,"float","ClearcoatRoughness"),$n=tn(Pn,"vec3","Sheen"),Wn=tn(Pn,"float","SheenRoughness"),Hn=tn(Pn,"float","Iridescence"),jn=tn(Pn,"float","IridescenceIOR"),qn=tn(Pn,"float","IridescenceThickness"),Xn=tn(Pn,"float","AlphaT"),Kn=tn(Pn,"float","Anisotropy"),Yn=tn(Pn,"vec3","AnisotropyT"),Qn=tn(Pn,"vec3","AnisotropyB"),Zn=tn(Pn,"color","SpecularColor"),Jn=tn(Pn,"color","SpecularColorBlended"),ea=tn(Pn,"float","SpecularF90"),ta=tn(Pn,"float","Shininess"),ra=tn(Pn,"vec4","Output"),sa=tn(Pn,"float","dashSize"),ia=tn(Pn,"float","gapSize"),na=tn(Pn,"float","pointWidth"),aa=tn(Pn,"float","IOR"),oa=tn(Pn,"float","Transmission"),ua=tn(Pn,"float","Thickness"),la=tn(Pn,"float","AttenuationDistance"),da=tn(Pn,"color","AttenuationColor"),ca=tn(Pn,"float","Dispersion");class ha extends ai{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const pa=e=>new ha(e),ga=(e,t=0)=>new ha(e,!0,t),ma=ga("frame"),fa=ga("render"),ya=pa("object");class ba extends mi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ya}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const xa=(e,t)=>{const r=Xi(t||e);if(r===e&&(e=Hs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return Yi(new ba(e,r))};class Ta extends li{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType&&(this.nodeType=this.values[0].getNodeType(e)),this.nodeType}getElementType(e){return this.getNodeType(e)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const _a=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ta(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ta(r,s)}return Yi(t)};_i("toArray",(e,t)=>_a(Array(t).fill(e)));class va extends li{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return si.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getNodeProperties(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?Ji(t):Zi(t[0]),new Sa(Yi(e),t));_i("call",Ra);const Aa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ea extends li{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ea(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const wa=rn(Ea,"+").setParameterLength(2,1/0).setName("add"),Ca=rn(Ea,"-").setParameterLength(2,1/0).setName("sub"),Ma=rn(Ea,"*").setParameterLength(2,1/0).setName("mul"),Ba=rn(Ea,"/").setParameterLength(2,1/0).setName("div"),La=rn(Ea,"%").setParameterLength(2).setName("mod"),Pa=rn(Ea,"==").setParameterLength(2).setName("equal"),Fa=rn(Ea,"!=").setParameterLength(2).setName("notEqual"),Da=rn(Ea,"<").setParameterLength(2).setName("lessThan"),Ia=rn(Ea,">").setParameterLength(2).setName("greaterThan"),Ua=rn(Ea,"<=").setParameterLength(2).setName("lessThanEqual"),Oa=rn(Ea,">=").setParameterLength(2).setName("greaterThanEqual"),Va=rn(Ea,"&&").setParameterLength(2,1/0).setName("and"),ka=rn(Ea,"||").setParameterLength(2,1/0).setName("or"),Ga=rn(Ea,"!").setParameterLength(1).setName("not"),za=rn(Ea,"^^").setParameterLength(2).setName("xor"),$a=rn(Ea,"&").setParameterLength(2).setName("bitAnd"),Wa=rn(Ea,"~").setParameterLength(1).setName("bitNot"),Ha=rn(Ea,"|").setParameterLength(2).setName("bitOr"),ja=rn(Ea,"^").setParameterLength(2).setName("bitXor"),qa=rn(Ea,"<<").setParameterLength(2).setName("shiftLeft"),Xa=rn(Ea,">>").setParameterLength(2).setName("shiftRight"),Ka=an(([e])=>(e.addAssign(1),e)),Ya=an(([e])=>(e.subAssign(1),e)),Qa=an(([e])=>{const t=pn(e).toConst();return e.addAssign(1),t}),Za=an(([e])=>{const t=pn(e).toConst();return e.subAssign(1),t});_i("add",wa),_i("sub",Ca),_i("mul",Ma),_i("div",Ba),_i("mod",La),_i("equal",Pa),_i("notEqual",Fa),_i("lessThan",Da),_i("greaterThan",Ia),_i("lessThanEqual",Ua),_i("greaterThanEqual",Oa),_i("and",Va),_i("or",ka),_i("not",Ga),_i("xor",za),_i("bitAnd",$a),_i("bitNot",Wa),_i("bitOr",Ha),_i("bitXor",ja),_i("shiftLeft",qa),_i("shiftRight",Xa),_i("incrementBefore",Ka),_i("decrementBefore",Ya),_i("increment",Qa),_i("decrement",Za);const Ja=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(pn(e),pn(t)));_i("modInt",Ja);class eo extends li{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===eo.MAX||e===eo.MIN)&&arguments.length>3){let i=new eo(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===eo.LENGTH||t===eo.DISTANCE||t===eo.DOT?"float":t===eo.CROSS?"vec3":t===eo.ALL||t===eo.ANY?"bool":t===eo.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===eo.ONE_MINUS)i=Ca(1,t);else if(s===eo.RECIPROCAL)i=Ba(1,t);else if(s===eo.DIFFERENCE)i=wo(Ca(t,r));else if(s===eo.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Sn(Tn(n),0):s=Sn(Tn(s),0);const a=Ma(s,n).xyz;i=To(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===eo.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===eo.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===eo.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==eo.MIN&&r!==eo.MAX?r===eo.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===eo.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===eo.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==eo.DFDX&&r!==eo.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}eo.ALL="all",eo.ANY="any",eo.RADIANS="radians",eo.DEGREES="degrees",eo.EXP="exp",eo.EXP2="exp2",eo.LOG="log",eo.LOG2="log2",eo.SQRT="sqrt",eo.INVERSE_SQRT="inversesqrt",eo.FLOOR="floor",eo.CEIL="ceil",eo.NORMALIZE="normalize",eo.FRACT="fract",eo.SIN="sin",eo.COS="cos",eo.TAN="tan",eo.ASIN="asin",eo.ACOS="acos",eo.ATAN="atan",eo.ABS="abs",eo.SIGN="sign",eo.LENGTH="length",eo.NEGATE="negate",eo.ONE_MINUS="oneMinus",eo.DFDX="dFdx",eo.DFDY="dFdy",eo.ROUND="round",eo.RECIPROCAL="reciprocal",eo.TRUNC="trunc",eo.FWIDTH="fwidth",eo.TRANSPOSE="transpose",eo.DETERMINANT="determinant",eo.INVERSE="inverse",eo.EQUALS="equals",eo.MIN="min",eo.MAX="max",eo.STEP="step",eo.REFLECT="reflect",eo.DISTANCE="distance",eo.DIFFERENCE="difference",eo.DOT="dot",eo.CROSS="cross",eo.POW="pow",eo.TRANSFORM_DIRECTION="transformDirection",eo.MIX="mix",eo.CLAMP="clamp",eo.REFRACT="refract",eo.SMOOTHSTEP="smoothstep",eo.FACEFORWARD="faceforward";const to=hn(1e-6),ro=hn(1e6),so=hn(Math.PI),io=hn(2*Math.PI),no=hn(2*Math.PI),ao=hn(.5*Math.PI),oo=rn(eo,eo.ALL).setParameterLength(1),uo=rn(eo,eo.ANY).setParameterLength(1),lo=rn(eo,eo.RADIANS).setParameterLength(1),co=rn(eo,eo.DEGREES).setParameterLength(1),ho=rn(eo,eo.EXP).setParameterLength(1),po=rn(eo,eo.EXP2).setParameterLength(1),go=rn(eo,eo.LOG).setParameterLength(1),mo=rn(eo,eo.LOG2).setParameterLength(1),fo=rn(eo,eo.SQRT).setParameterLength(1),yo=rn(eo,eo.INVERSE_SQRT).setParameterLength(1),bo=rn(eo,eo.FLOOR).setParameterLength(1),xo=rn(eo,eo.CEIL).setParameterLength(1),To=rn(eo,eo.NORMALIZE).setParameterLength(1),_o=rn(eo,eo.FRACT).setParameterLength(1),vo=rn(eo,eo.SIN).setParameterLength(1),No=rn(eo,eo.COS).setParameterLength(1),So=rn(eo,eo.TAN).setParameterLength(1),Ro=rn(eo,eo.ASIN).setParameterLength(1),Ao=rn(eo,eo.ACOS).setParameterLength(1),Eo=rn(eo,eo.ATAN).setParameterLength(1,2),wo=rn(eo,eo.ABS).setParameterLength(1),Co=rn(eo,eo.SIGN).setParameterLength(1),Mo=rn(eo,eo.LENGTH).setParameterLength(1),Bo=rn(eo,eo.NEGATE).setParameterLength(1),Lo=rn(eo,eo.ONE_MINUS).setParameterLength(1),Po=rn(eo,eo.DFDX).setParameterLength(1),Fo=rn(eo,eo.DFDY).setParameterLength(1),Do=rn(eo,eo.ROUND).setParameterLength(1),Io=rn(eo,eo.RECIPROCAL).setParameterLength(1),Uo=rn(eo,eo.TRUNC).setParameterLength(1),Oo=rn(eo,eo.FWIDTH).setParameterLength(1),Vo=rn(eo,eo.TRANSPOSE).setParameterLength(1),ko=rn(eo,eo.DETERMINANT).setParameterLength(1),Go=rn(eo,eo.INVERSE).setParameterLength(1),zo=(e,t)=>(d('TSL: "equals" is deprecated. Use "equal" inside a vector instead, like: "bvec*( equal( ... ) )"'),Pa(e,t)),$o=rn(eo,eo.MIN).setParameterLength(2,1/0),Wo=rn(eo,eo.MAX).setParameterLength(2,1/0),Ho=rn(eo,eo.STEP).setParameterLength(2),jo=rn(eo,eo.REFLECT).setParameterLength(2),qo=rn(eo,eo.DISTANCE).setParameterLength(2),Xo=rn(eo,eo.DIFFERENCE).setParameterLength(2),Ko=rn(eo,eo.DOT).setParameterLength(2),Yo=rn(eo,eo.CROSS).setParameterLength(2),Qo=rn(eo,eo.POW).setParameterLength(2),Zo=e=>Ma(e,e),Jo=e=>Ma(e,e,e),eu=e=>Ma(e,e,e,e),tu=rn(eo,eo.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ma(Co(e),Qo(wo(e),1/3)),su=e=>Ko(e,e),iu=rn(eo,eo.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Yi(new eo(eo.CLAMP,Yi(e),Yi(t),Yi(r))),au=e=>nu(e),ou=rn(eo,eo.REFRACT).setParameterLength(3),uu=rn(eo,eo.SMOOTHSTEP).setParameterLength(3),lu=rn(eo,eo.FACEFORWARD).setParameterLength(3),du=an(([e])=>{const t=Ko(e.xy,fn(12.9898,78.233)),r=La(t,so);return _o(vo(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=(e,t)=>(d('TSL: "atan2" is overloaded. Use "atan" instead.'),Eo(e,t)),mu=lu,fu=yo;_i("all",oo),_i("any",uo),_i("equals",zo),_i("radians",lo),_i("degrees",co),_i("exp",ho),_i("exp2",po),_i("log",go),_i("log2",mo),_i("sqrt",fo),_i("inverseSqrt",yo),_i("floor",bo),_i("ceil",xo),_i("normalize",To),_i("fract",_o),_i("sin",vo),_i("cos",No),_i("tan",So),_i("asin",Ro),_i("acos",Ao),_i("atan",Eo),_i("abs",wo),_i("sign",Co),_i("length",Mo),_i("lengthSq",su),_i("negate",Bo),_i("oneMinus",Lo),_i("dFdx",Po),_i("dFdy",Fo),_i("round",Do),_i("reciprocal",Io),_i("trunc",Uo),_i("fwidth",Oo),_i("atan2",gu),_i("min",$o),_i("max",Wo),_i("step",pu),_i("reflect",jo),_i("distance",qo),_i("dot",Ko),_i("cross",Yo),_i("pow",Qo),_i("pow2",Zo),_i("pow3",Jo),_i("pow4",eu),_i("transformDirection",tu),_i("mix",cu),_i("clamp",nu),_i("refract",ou),_i("smoothstep",hu),_i("faceForward",lu),_i("difference",Xo),_i("saturate",au),_i("cbrt",ru),_i("transpose",Vo),_i("determinant",ko),_i("inverse",Go),_i("rand",du);class yu extends ai{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Fn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const bu=en(yu).setParameterLength(2,3);_i("select",bu);class xu extends ai{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Tu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new xu(r,t)},_u=e=>Tu(e,{uniformFlow:!0}),vu=(e,t)=>Tu(e,{nodeName:t});function Nu(e,t,r=null){return Tu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Su(e,t=null){return Tu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Ru(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),vu(e,t)}_i("context",Tu),_i("label",Ru),_i("uniformFlow",_u),_i("setName",vu),_i("builtinShadowContext",(e,t,r)=>Nu(t,r,e)),_i("builtinAOContext",(e,t)=>Su(t,e));class Au extends ai{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){let t=e.getNodeProperties(this).assign;if(!0!==t&&this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&e.fnCall&&e.fnCall.shaderNode){e.getDataFromNode(this.node.shaderNode).hasLoop&&(t=!0)}return t}build(...e){const t=e[0];return!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)&&t.getBaseStack().addToStack(this),!0===this.intent&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.intent&&o('TSL: ".toVar()" can not be used with void type.');return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Eu=en(Au),wu=(e,t=null)=>Eu(e,t).toStack(),Cu=(e,t=null)=>Eu(e,t,!0).toStack(),Mu=e=>Eu(e).setIntent(!0).toStack();_i("toVar",wu),_i("toConst",Cu),_i("toVarIntent",Mu);class Bu extends ai{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>Yi(new Bu(Yi(e),t,r));class Pu extends ai{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Ys.VERTEX);e.flowNodeFromShaderStage(Ys.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Fu=en(Pu).setParameterLength(1,2),Du=e=>Fu(e);_i("toVarying",Fu),_i("toVertexStage",Du),_i("varying",(...e)=>(d("TSL: .varying() has been renamed to .toVarying()."),Fu(...e))),_i("vertexStage",(...e)=>(d("TSL: .vertexStage() has been renamed to .toVertexStage()."),Fu(...e)));const Iu=an(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=an(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou="WorkingColorSpace";class Vu extends li{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Ou?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Sn(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Sn(Cn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Sn(Uu(i.rgb),i.a)),i):i}}const ku=(e,t)=>Yi(new Vu(Yi(e),Ou,t)),Gu=(e,t)=>Yi(new Vu(Yi(e),t,Ou));_i("workingToColorSpace",ku),_i("colorSpaceToWorking",Gu);let zu=class extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class $u extends ai{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=Qs.OBJECT}setGroup(e){return this.group=e,this}element(e){return Yi(new zu(this,Yi(e)))}setNodeType(e){const t=xa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new Wu(e,t,r));class ju extends li{static get type(){return"ToneMappingNode"}constructor(e,t=Xu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Sn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Yi(new ju(e,Yi(t),Yi(r))),Xu=Hu("toneMappingExposure","float");_i("toneMapping",(e,t,r)=>qu(t,r,e));const Ku=new WeakMap;function Yu(e,t){let r=Ku.get(e);return void 0===r&&(r=new b(e,t),Ku.set(e,r)),r}class Qu extends mi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Yu(s.array,i):Yu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Fu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Zu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Cn(new Qu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Mn(new Qu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Qu(e,t,r,s)}const Ju=(e,t=null,r=0,s=0)=>Zu(e,t,r,s),el=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,f,!0),tl=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,x,!0);_i("toAttribute",e=>Ju(e.value));class rl extends ai{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=Qs.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const sl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;esl(e,r).setCount(t);_i("compute",il),_i("computeKernel",sl);class nl extends ai{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const al=e=>new nl(Yi(e));function ol(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),al(e).setParent(t)}_i("cache",ol),_i("isolate",al);class ul extends ai{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const ll=en(ul).setParameterLength(2);_i("bypass",ll);class dl extends ai{static get type(){return"RemapNode"}constructor(e,t,r,s=hn(0),i=hn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const cl=en(dl,null,null,{doClamp:!1}).setParameterLength(3,5),hl=en(dl).setParameterLength(3,5);_i("remap",cl),_i("remapClamp",hl);class pl extends ai{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const gl=en(pl).setParameterLength(1,2),ml=e=>(e?bu(e,gl("discard")):gl("discard")).toStack();_i("discard",ml);class fl extends li{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const yl=(e,t=null,r=null)=>Yi(new fl(Yi(e),t,r));_i("renderOutput",yl);class bl extends li{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e),s="--- TSL debug - "+e.shaderStage+" shader ---",i="-".repeat(s.length);let n="";return n+="// #"+s+"#\n",n+=e.flow.code.replace(/^\t/gm,"")+"\n",n+="/* ... */ "+r+" /* ... */\n",n+="// #"+i+"#\n",null!==t?t(e,n):_(n),r}}const xl=(e,t=null)=>Yi(new bl(Yi(e),t)).toStack();_i("debug",xl);class Tl{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class _l extends ai{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Qs.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Tl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function vl(e,t="",r=null){return(e=Yi(e)).before(new _l(e,t,r))}_i("toInspector",vl);class Nl extends ai{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Fu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Sl=(e,t=null)=>Yi(new Nl(e,t)),Rl=(e=0)=>Sl("uv"+(e>0?e:""),"vec2");class Al extends ai{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const El=en(Al).setParameterLength(1,2);class wl extends ba{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Qs.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Cl=en(wl).setParameterLength(1),Ml=new N;class Bl extends ba{static get type(){return"TextureNode"}constructor(e=Ml,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=Qs.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Rl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=xa(this.value.matrix)),this._matrixUniform.mul(Tn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=xa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=an(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?Qs.OBJECT:Qs.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=n.propertyName;if(void 0===a){const{uvNode:t,levelNode:r,biasNode:o,compareNode:u,depthNode:l,gradNode:d,offsetNode:c}=s,h=this.generateUV(e,t),p=r?r.build(e,"float"):null,g=o?o.build(e,"float"):null,m=l?l.build(e,"int"):null,f=u?u.build(e,"float"):null,y=d?[d[0].build(e,"vec2"),d[1].build(e,"vec2")]:null,b=c?this.generateOffset(e,c):null,x=e.getVarFromNode(this);a=e.getPropertyName(x);const T=this.generateSnippet(e,i,h,p,g,m,f,y,b);e.addLineFlowCode(`${a} = ${T}`,this),n.snippet=T,n.propertyName=a}let o=a;const u=this.getNodeType(e);return e.needsToWorkingColorSpace(r)&&(o=Gu(gl(o,u),r.colorSpace).setup(e).build(e,u)),e.format(o,u,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){return d("TextureNode: .uv() has been renamed. Use .sample() instead."),this.sample(e)}sample(e){const t=this.clone();return t.uvNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Yi(e).mul(Cl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===A||r.magFilter===A)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Yi(t)}level(e){const t=this.clone();return t.levelNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}size(e){return El(this,e)}bias(e){const t=this.clone();return t.biasNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Yi(e),Yi(t)],r.referenceNode=this.getBase(),Yi(r)}depth(e){const t=this.clone();return t.depthNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}offset(e){const t=this.clone();return t.offsetNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Ll=en(Bl).setParameterLength(1,4).setName("texture"),Pl=(e=Ml,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Yi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=Ll(e,t,r,s),i},Fl=(...e)=>Pl(...e).setSampler(!1);class Dl extends ba{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Il=(e,t,r)=>Yi(new Dl(e,t,r));class Ul extends oi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class Ol extends Dl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ws(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Qs.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rYi(new Ol(e,t));const kl=en(class extends ai{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let Gl,zl;class $l extends ai{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===$l.DPR?"float":this.scope===$l.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Qs.NONE;return this.scope!==$l.SIZE&&this.scope!==$l.VIEWPORT&&this.scope!==$l.DPR||(e=Qs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===$l.VIEWPORT?null!==t?zl.copy(t.viewport):(e.getViewport(zl),zl.multiplyScalar(e.getPixelRatio())):this.scope===$l.DPR?this._output.value=e.getPixelRatio():null!==t?(Gl.width=t.width,Gl.height=t.height):e.getDrawingBufferSize(Gl)}setup(){const e=this.scope;let r=null;return r=e===$l.SIZE?xa(Gl||(Gl=new t)):e===$l.VIEWPORT?xa(zl||(zl=new s)):e===$l.DPR?xa(1):fn(ql.div(jl)),this._output=r,r}generate(e){if(this.scope===$l.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(jl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}$l.COORDINATE="coordinate",$l.VIEWPORT="viewport",$l.SIZE="size",$l.UV="uv",$l.DPR="dpr";const Wl=tn($l,$l.DPR),Hl=tn($l,$l.UV),jl=tn($l,$l.SIZE),ql=tn($l,$l.COORDINATE),Xl=tn($l,$l.VIEWPORT),Kl=Xl.zw,Yl=ql.sub(Xl.xy),Ql=Yl.div(Kl),Zl=an(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),jl),"vec2").once()(),Jl=xa(0,"uint").setName("u_cameraIndex").setGroup(ga("cameraIndex")).toVarying("v_cameraIndex"),ed=xa("float").setName("cameraNear").setGroup(fa).onRenderUpdate(({camera:e})=>e.near),td=xa("float").setName("cameraFar").setGroup(fa).onRenderUpdate(({camera:e})=>e.far),rd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Vl(r).setGroup(fa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrix")}else t=xa("mat4").setName("cameraProjectionMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),sd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Vl(r).setGroup(fa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrixInverse")}else t=xa("mat4").setName("cameraProjectionMatrixInverse").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),id=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Vl(r).setGroup(fa).setName("cameraViewMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraViewMatrix")}else t=xa("mat4").setName("cameraViewMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),nd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Vl(r).setGroup(fa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraWorldMatrix")}else t=xa("mat4").setName("cameraWorldMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ad=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Vl(r).setGroup(fa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraNormalMatrix")}else t=xa("mat3").setName("cameraNormalMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),od=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld));return t}).once()(),ud=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Vl(r,"vec4").setGroup(fa).setName("cameraViewports").element(Jl).toConst("cameraViewport")}else t=Sn(0,0,jl.x,jl.y).toConst("cameraViewport");return t}).once()(),ld=new E;class dd extends ai{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Qs.OBJECT,this.uniformNode=new ba(null)}getNodeType(){const e=this.scope;return e===dd.WORLD_MATRIX?"mat4":e===dd.POSITION||e===dd.VIEW_POSITION||e===dd.DIRECTION||e===dd.SCALE?"vec3":e===dd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===dd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===dd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===dd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===dd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===dd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===dd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ld.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ld.radius}}generate(e){const t=this.scope;return t===dd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===dd.POSITION||t===dd.VIEW_POSITION||t===dd.DIRECTION||t===dd.SCALE?this.uniformNode.nodeType="vec3":t===dd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}dd.WORLD_MATRIX="worldMatrix",dd.POSITION="position",dd.SCALE="scale",dd.VIEW_POSITION="viewPosition",dd.DIRECTION="direction",dd.RADIUS="radius";const cd=en(dd,dd.DIRECTION).setParameterLength(1),hd=en(dd,dd.WORLD_MATRIX).setParameterLength(1),pd=en(dd,dd.POSITION).setParameterLength(1),gd=en(dd,dd.SCALE).setParameterLength(1),md=en(dd,dd.VIEW_POSITION).setParameterLength(1),fd=en(dd,dd.RADIUS).setParameterLength(1);class yd extends dd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const bd=tn(yd,yd.DIRECTION),xd=tn(yd,yd.WORLD_MATRIX),Td=tn(yd,yd.POSITION),_d=tn(yd,yd.SCALE),vd=tn(yd,yd.VIEW_POSITION),Nd=tn(yd,yd.RADIUS),Sd=xa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Rd=xa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Ad=an(e=>e.context.modelViewMatrix||Ed).once()().toVar("modelViewMatrix"),Ed=id.mul(xd),wd=an(e=>(e.context.isHighPrecisionModelViewMatrix=!0,xa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Cd=an(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return xa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Md=Sl("position","vec3"),Bd=Md.toVarying("positionLocal"),Ld=Md.toVarying("positionPrevious"),Pd=an(e=>xd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=an(()=>Bd.transformDirection(xd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=an(e=>e.context.setupPositionView().toVarying("v_positionView"),"vec3").once(["POSITION"])(),Id=an(e=>{let t;return t=e.camera.isOrthographicCamera?Tn(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Ud extends ai{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===w?"false":e.getFrontFacing()}}const Od=tn(Ud),Vd=hn(Od).mul(2).sub(1),kd=an(([e],{material:t})=>{const r=t.side;return r===w?e=e.mul(-1):r===C&&(e=e.mul(Vd)),e}),Gd=Sl("normal","vec3"),zd=an(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Tn(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=an(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=an(e=>{let t=Wd.transformDirection(id);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),jd=an(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),qd=jd.transformDirection(id).toVar("normalWorld"),Xd=an(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?jd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=an(([e,t=xd])=>{const r=Cn(t),s=e.div(Tn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=an(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Sd.mul(e);return id.transformDirection(s)}),Qd=an(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),jd)).once(["NORMAL","VERTEX"])(),Zd=an(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),qd)).once(["NORMAL","VERTEX"])(),Jd=an(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new M,tc=new a,rc=xa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=xa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=xa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Id.negate().reflect(jd),ac=Id.negate().refract(jd,rc),oc=nc.transformDirection(id).toVar("reflectVector"),uc=ac.transformDirection(id).toVar("reflectVector"),lc=new B;class dc extends Bl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===L?oc:e.mapping===P?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Tn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Tn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Tn(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=en(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Yi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=cc(e,t,r,s),i};class pc extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class gc extends ai{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=Qs.OBJECT}element(e){return Yi(new pc(this,Yi(e)))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Il(null,e,this.count):Array.isArray(this.getValueFromReference())?Vl(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):xa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new gc(e,t,r)),fc=(e,t,r,s)=>Yi(new gc(e,t,s,r));class yc extends gc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const bc=(e,t,r=null)=>Yi(new yc(e,t,r)),xc=Rl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=jd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Lc=wc.mul(Mc).toVar("bitangentViewFrame"),Pc=Sl("tangent","vec4"),Fc=Pc.xyz.toVar("tangentLocal"),Dc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ad.mul(Sn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Ic=Dc.transformDirection(id).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Uc=an(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Pc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Uc(Gd.cross(Pc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Uc(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Uc(jd.cross(Dc),"v_bitangentView").normalize():Lc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Uc(qd.cross(Ic),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Cn(Dc,kc,jd).toVar("TBNViewMatrix"),$c=Id.mul(zc),Wc=an(()=>{let e=Qn.cross(Id);return e=e.cross(Qn).normalize(),e=iu(e,jd,Kn.mul(Vn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Yi(e).mul(.5).add(.5),jc=e=>Tn(e,fo(au(hn(1).sub(Ko(e,e)))));class qc extends li{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=F,this.unpackNormalMode=D}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===F?s===I?i=jc(i.xy):s===U?i=jc(i.yw):s!==D&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==D&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.flatShading&&(t=kd(t)),i=Tn(i.xy.mul(t),i.z)}let n=null;return t===O?n=Yd(i):t===F?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=jd),n}}const Xc=en(qc).setParameterLength(1,2),Kc=an(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Rl()),forceUVContext:!0}),s=hn(r(e=>e));return fn(hn(r(e=>e.add(e.dFdx()))).sub(s),hn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=an(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends li{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:jd,dHdxy:t})}}const Zc=en(Qc).setParameterLength(1,2),Jc=new Map;class eh extends ai{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===eh.COLOR){const e=void 0!==t.color?this.getColor(r):Tn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:hn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===eh.NORMAL)t.normalMap?(s=Xc(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=V&&t.normalMap.format!=k&&t.normalMap.format!=G||(s.unpackNormalMode=I)):s=t.bumpMap?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):jd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):jd;else if(r===eh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===eh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=wn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(fn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):hn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=tn(eh,eh.ALPHA_TEST),rh=tn(eh,eh.COLOR),sh=tn(eh,eh.SHININESS),ih=tn(eh,eh.EMISSIVE),nh=tn(eh,eh.OPACITY),ah=tn(eh,eh.SPECULAR),oh=tn(eh,eh.SPECULAR_INTENSITY),uh=tn(eh,eh.SPECULAR_COLOR),lh=tn(eh,eh.SPECULAR_STRENGTH),dh=tn(eh,eh.REFLECTIVITY),ch=tn(eh,eh.ROUGHNESS),hh=tn(eh,eh.METALNESS),ph=tn(eh,eh.NORMAL),gh=tn(eh,eh.CLEARCOAT),mh=tn(eh,eh.CLEARCOAT_ROUGHNESS),fh=tn(eh,eh.CLEARCOAT_NORMAL),yh=tn(eh,eh.ROTATION),bh=tn(eh,eh.SHEEN),xh=tn(eh,eh.SHEEN_ROUGHNESS),Th=tn(eh,eh.ANISOTROPY),_h=tn(eh,eh.IRIDESCENCE),vh=tn(eh,eh.IRIDESCENCE_IOR),Nh=tn(eh,eh.IRIDESCENCE_THICKNESS),Sh=tn(eh,eh.TRANSMISSION),Rh=tn(eh,eh.THICKNESS),Ah=tn(eh,eh.IOR),Eh=tn(eh,eh.ATTENUATION_DISTANCE),wh=tn(eh,eh.ATTENUATION_COLOR),Ch=tn(eh,eh.LINE_SCALE),Mh=tn(eh,eh.LINE_DASH_SIZE),Bh=tn(eh,eh.LINE_GAP_SIZE),Lh=tn(eh,eh.LINE_WIDTH),Ph=tn(eh,eh.LINE_DASH_OFFSET),Fh=tn(eh,eh.POINT_SIZE),Dh=tn(eh,eh.DISPERSION),Ih=tn(eh,eh.LIGHT_MAP),Uh=tn(eh,eh.AO),Oh=xa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),Vh=an(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends oi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const Gh=en(kh).setParameterLength(2);class zh extends Dl{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=Vs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=Js.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(Js.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Ju(this.value),this._varying=Fu(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const $h=(e,t=null,r=0)=>Yi(new zh(e,t,r));class Wh extends ai{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Fu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=tn(Wh,Wh.VERTEX),jh=tn(Wh,Wh.INSTANCE),qh=tn(Wh,Wh.SUBGROUP),Xh=tn(Wh,Wh.INVOCATION_SUBGROUP),Kh=tn(Wh,Wh.INVOCATION_LOCAL),Yh=tn(Wh,Wh.DRAW);class Qh extends ai{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Qs.FRAME,this.buffer=null,this.bufferColor=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){const{instanceMatrix:t,instanceColor:r,isStorageMatrix:s,isStorageColor:i}=this,{count:n}=t;let{instanceMatrixNode:a,instanceColorNode:o}=this;if(null===a){if(s)a=$h(t,"mat4",Math.max(n,1)).element(jh);else if(n<=1e3)a=Il(t.array,"mat4",Math.max(n,1)).element(jh);else{const e=new z(t.array,16,1);this.buffer=e;const r=t.usage===x?tl:el,s=[r(e,"vec4",16,0),r(e,"vec4",16,4),r(e,"vec4",16,8),r(e,"vec4",16,12)];a=Mn(...s)}this.instanceMatrixNode=a}if(r&&null===o){if(i)o=$h(r,"vec3",Math.max(r.count,1)).element(jh);else{const e=new $(r.array,3),t=r.usage===x?tl:el;this.bufferColor=e,o=Tn(t(e,"vec3",3,0))}this.instanceColorNode=o}const u=a.mul(Bd).xyz;if(Bd.assign(u),e.hasGeometryAttribute("normal")){const e=Kd(zd,a);zd.assign(e)}null!==this.instanceColorNode&&Dn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.usage!==x&&this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.usage!==x&&this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version))}}const Zh=en(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=en(Jh).setParameterLength(1);class tp extends ai{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=jh:this.batchingIdNode=Yh);const t=an(([e])=>{const t=pn(El(Fl(this.batchMesh._indirectTexture),0).x).toConst(),r=pn(e).mod(t).toConst(),s=pn(e).div(t).toConst();return Fl(this.batchMesh._indirectTexture,yn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(pn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=pn(El(Fl(s),0).x).toConst(),n=hn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Mn(Fl(s,yn(a,o)),Fl(s,yn(a.add(1),o)),Fl(s,yn(a.add(2),o)),Fl(s,yn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=an(([e])=>{const t=pn(El(Fl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Fl(l,yn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Dn("vec3","vBatchColor").assign(t)}const d=Cn(u);Bd.assign(u.mul(Bd));const c=zd.div(Tn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=en(tp).setParameterLength(1),sp=new WeakMap;class ip extends ai{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Qs.OBJECT,this.skinIndexNode=Sl("skinIndex","uvec4"),this.skinWeightNode=Sl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=wa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=zd){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w);let d=wa(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ld)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")||!0===js(e.object).useVelocity}setup(e){this.needsPreviousBoneMatrices(e)&&Ld.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const np=e=>Yi(new ip(e));class ap extends ai{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number."),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew ap(Ji(e,"int")).toStack(),up=()=>gl("break").toStack(),lp=new WeakMap,dp=new s,cp=an(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=pn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Fl(e,yn(u,o)).depth(i).xyz.mul(t)});class hp extends ai{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=xa(1),this.updateType=Qs.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=lp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new W(m,h,p,a);f.type=H,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=hn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Fl(this.mesh.morphTexture,yn(pn(e).add(1),pn(jh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),ln(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const pp=en(hp).setParameterLength(1);class gp extends ai{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends xu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Tn().toVar("directDiffuse"),directSpecular:Tn().toVar("directSpecular"),indirectDiffuse:Tn().toVar("indirectDiffuse"),indirectSpecular:Tn().toVar("indirectSpecular")};return{radiance:Tn().toVar("radiance"),irradiance:Tn().toVar("irradiance"),iblIrradiance:Tn().toVar("iblIrradiance"),ambientOcclusion:hn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const yp=en(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Bl{static get type(){return"ViewportTextureNode"}constructor(e=Hl,t=null,r=null){let s=null;null===r?(s=new j,s.minFilter=q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=Qs.FRAME,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const _p=en(Tp).setParameterLength(0,3),vp=en(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3);let Np=null;class Sp extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Hl,t=null){null===Np&&(Np=new X),super(e,t,Np)}getTextureForReference(){return Np}}const Rp=en(Sp).setParameterLength(0,2);class Ap extends ai{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Ap.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Ap.DEPTH_BASE)null!==r&&(s=Bp().assign(r));else if(t===Ap.DEPTH)s=e.isPerspectiveCamera?wp(Dd.z,ed,td):Ep(Dd.z,ed,td);else if(t===Ap.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Cp(r,ed,td);s=Ep(e,ed,td)}else s=r;else s=Ep(Dd.z,ed,td);return s}}Ap.DEPTH_BASE="depthBase",Ap.DEPTH="depth",Ap.LINEAR_DEPTH="linearDepth";const Ep=(e,t,r)=>e.add(t).div(t.sub(r)),wp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Cp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Mp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=mo(e.negate().div(t)),i=mo(r.div(t));return s.div(i)},Bp=en(Ap,Ap.DEPTH_BASE),Lp=tn(Ap,Ap.DEPTH),Pp=en(Ap,Ap.LINEAR_DEPTH).setParameterLength(0,1),Fp=Pp(Rp());Lp.assign=e=>Bp(e);class Dp extends ai{static get type(){return"ClippingNode"}constructor(e=Dp.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===Dp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Dp.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return an(()=>{const r=hn().toVar("distanceToPlane"),s=hn().toVar("distanceToGradient"),i=hn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Vl(t).setGroup(fa);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Vl(e).setGroup(fa),n=hn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return an(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Vl(t).setGroup(fa);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Vl(e).setGroup(fa),r=mn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),an(()=>{const s=Vl(e).setGroup(fa),i=kl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Dp.ALPHA_TO_COVERAGE="alphaToCoverage",Dp.DEFAULT="default",Dp.HARDWARE="hardware";const Ip=an(([e])=>_o(Ma(1e4,vo(Ma(17,e.x).add(Ma(.1,e.y)))).mul(wa(.1,wo(vo(Ma(13,e.y).add(e.x))))))),Up=an(([e])=>Ip(fn(Ip(e.xy),e.z))),Op=an(([e])=>{const t=Wo(Mo(Po(e.xyz)),Mo(Fo(e.xyz))),r=hn(1).div(hn(.05).mul(t)).toVar("pixScale"),s=fn(po(bo(mo(r))),po(xo(mo(r)))),i=fn(Up(bo(s.x.mul(e.xyz))),Up(bo(s.y.mul(e.xyz)))),n=_o(mo(r)),a=wa(Ma(n.oneMinus(),i.x),Ma(n,i.y)),o=$o(n,n.oneMinus()),u=Tn(a.mul(a).div(Ma(2,o).mul(Ca(1,o))),a.sub(Ma(.5,o)).div(Ca(1,o)),Ca(1,Ca(1,a).mul(Ca(1,a)).div(Ma(2,o).mul(Ca(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Vp extends Nl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const kp=(e=0)=>Yi(new Vp(e)),Gp=an(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zp=an(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$p=an(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=an(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=an(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Sn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),jp=an(([e])=>Sn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),qp=an(([e])=>(ln(e.a.equal(0),()=>Sn(0)),Sn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Xp extends K{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Fs(t.slice(0,-4)),r.getCacheKey());return this.type+Ds(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=Lu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;let n;e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Sn(s,In.a).max(0);n=this.setupOutput(e,i),ra.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&ra.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Sn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=Yi(new Dp(Dp.ALPHA_TO_COVERAGE)):e.stack.addToStack(Yi(new Dp))}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(Yi(new Dp(Dp.HARDWARE))),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Mp(Dd.z,ed,td):Ep(Dd.z,ed,td))}null!==s&&Lp.assign(s).toStack()}setupPositionView(){return Ad.mul(Bd).xyz}setupModelViewProjection(){return rd.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.vertex=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Lu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&mn(this.maskNode).not().discard();let s=this.colorNode?Sn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(kp())),t.instanceColor){s=Dn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Dn("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?hn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?hn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Oo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(Op(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Tn(0):In.rgb}setupNormal(){return this.normalNode?Tn(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Ih)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=Uh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=yp(n,t,r,s)}else null!==r&&(a=Tn(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(On.assign(Tn(i||ih)),a=a.add(On)),a}setupFog(e,t){const r=e.fogNode;return r&&(ra.assign(t),t=Sn(r.toVar())),t}setupPremultipliedAlpha(e,t){return jp(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=K.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const Kp=new Y;class Yp extends Xp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Kp),this.setValues(e)}}const Qp=new Q;class Zp extends Xp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Qp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?hn(this.offsetNode):Ph,t=this.dashScaleNode?hn(this.dashScaleNode):Ch,r=this.dashSizeNode?hn(this.dashSizeNode):Mh,s=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(r),ia.assign(s);const i=Fu(Sl("lineDistance").mul(t));(e?i.add(e):i).mod(sa.add(ia)).greaterThan(sa).discard()}}let Jp=null;class eg extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Hl,t=null){null===Jp&&(Jp=new j),super(e,t,Jp)}getTextureForReference(){return Jp}updateReference(){return this}}const tg=en(eg).setParameterLength(0,2),rg=new Q;class sg extends Xp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(rg),this.useColor=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=Z,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.useColor,i=this._useDash,n=this._useWorldUnits,a=an(({start:e,end:t})=>{const r=rd.element(2).element(2),s=rd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Sn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=an(()=>{const e=Sl("instanceStart"),t=Sl("instanceEnd"),r=Sn(Ad.mul(Sn(e,1))).toVar("start"),s=Sn(Ad.mul(Sn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?hn(this.dashScaleNode):Ch,t=this.offsetNode?hn(this.offsetNode):Ph,r=Sl("instanceDistanceStart"),s=Sl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Dn("float","lineDistance").assign(i)}n&&(Dn("vec3","worldStart").assign(r.xyz),Dn("vec3","worldEnd").assign(s.xyz));const o=Xl.z.div(Xl.w),u=rd.element(2).element(3).equal(-1);ln(u,()=>{ln(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=rd.mul(r),d=rd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Sn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Dn("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Lh.mul(.5);o.addAssign(Sn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Sn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Sn(a.mul(u),0)),ln(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Sn(a.mul(2).mul(u),0))})),g.assign(rd.mul(o));const l=Tn().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=fn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),ln(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Lh)),e.assign(e.div(Xl.w.div(Wl))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Sn(e,0,0)))}return g})();const o=an(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return fn(h,p)});if(this.colorNode=an(()=>{const e=Rl();if(i){const t=this.dashSizeNode?hn(this.dashSizeNode):Mh,r=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(t),ia.assign(r);const s=Dn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(sa.add(ia)).greaterThan(sa).discard()}const a=hn(1).toVar("alpha");if(n){const e=Dn("vec3","worldStart"),s=Dn("vec3","worldEnd"),n=Dn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Tn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Lh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=hn(s.fwidth()).toVar("dlen");ln(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else ln(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Sl("instanceColorStart"),t=Sl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Sn(u,a)})(),this.transparent){const e=this.opacityNode?hn(this.opacityNode):nh;this.outputNode=Sn(this.colorNode.rgb.mul(e).add(tg().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ig=new J;class ng extends Xp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(ig),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?hn(this.opacityNode):nh;In.assign(Gu(Sn(Hc(jd),e),ee))}}const ag=an(([e=Fd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return fn(t,r)});class og extends te{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new re(5,5,5),n=ag(Fd),a=new Xp;a.colorNode=Pl(t,n,0),a.side=w,a.blending=Z;const o=new se(i,a),u=new ie;u.add(o),t.minFilter===q&&(t.minFilter=ne);const l=new ae(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}}const ug=new WeakMap;class lg extends li{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new B;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Qs.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===oe||r===ue){if(ug.has(e)){const t=ug.get(e);cg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new og(r.height);s.fromEquirectangularTexture(t,e),cg(s.texture,e.mapping),this._cubeTexture=s.texture,ug.set(e,s.texture),e.addEventListener("dispose",dg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function dg(e){const t=e.target;t.removeEventListener("dispose",dg);const r=ug.get(t);void 0!==r&&(ug.delete(t),r.dispose())}function cg(e,t){t===oe?e.mapping=L:t===ue&&(e.mapping=P)}const hg=en(lg).setParameterLength(1);class pg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=hg(this.envNode)}}class gg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=hn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class mg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class fg extends mg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Sn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Sn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case ce:s.rgb.assign(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case de:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case le:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const yg=new he;class bg extends Xp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(yg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new gg(Ih)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new fg}}const xg=an(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Tg=an(e=>e.diffuseColor.mul(1/Math.PI)),_g=an(({dotNH:e})=>ta.mul(hn(.5)).add(1).mul(hn(1/Math.PI)).mul(e.pow(ta))),vg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(t).clamp(),s=Id.dot(t).clamp(),i=xg({f0:Zn,f90:1,dotVH:s}),n=hn(.25),a=_g({dotNH:r});return i.mul(n).mul(a)});class Ng extends fg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(vg({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Sg=new pe;class Rg extends Xp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Sg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng(!1)}}const Ag=new ge;class Eg extends Xp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Ag),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng}setupVariants(){const e=(this.shininessNode?hn(this.shininessNode):sh).max(1e-4);ta.assign(e);const t=this.specularNode||ah;Zn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const wg=an(e=>{if(!1===e.geometry.hasAttribute("normal"))return hn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Cg=an(e=>{const{roughness:t}=e,r=wg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Mg=an(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Ba(.5,i.add(n).max(to))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Bg=an(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Tn(e.mul(r),t.mul(s),a).length()),l=a.mul(Tn(e.mul(i),t.mul(n),o).length());return Ba(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Lg=an(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Pg=hn(1/Math.PI),Fg=an(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Tn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Dg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=jd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Id).normalize(),d=n.dot(e).clamp(),c=n.dot(Id).clamp(),h=n.dot(l).clamp(),p=Id.dot(l).clamp();let g,m,f=xg({f0:t,f90:r,dotVH:p});if(qi(a)&&(f=Hn.mix(f,i)),qi(o)){const t=Yn.dot(e),r=Yn.dot(Id),s=Yn.dot(l),i=Qn.dot(e),n=Qn.dot(Id),a=Qn.dot(l);g=Bg({alphaT:Xn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Fg({alphaT:Xn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Mg({alpha:u,dotNL:d,dotNV:c}),m=Lg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Ig=new 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Ug=null;const Og=an(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new me(Ig,16,16,V,fe),Ug.name="DFG_LUT",Ug.minFilter=ne,Ug.magFilter=ne,Ug.wrapS=ye,Ug.wrapT=ye,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=fn(e,t);return Pl(Ug,r).rg}),Vg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Dg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=jd.dot(e).clamp(),l=jd.dot(Id).clamp(),d=Og({roughness:s,dotNV:l}),c=Og({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=hn(1).sub(g),y=hn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(hn(1).sub(f.mul(y).mul(b).mul(b)).add(to)),T=f.mul(y),_=x.mul(T);return o.add(_)}),kg=an(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Og({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Gg=an(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Tn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),zg=an(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=hn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return hn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),$g=an(({dotNV:e,dotNL:t})=>hn(1).div(hn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),Wg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(e).clamp(),s=jd.dot(Id).clamp(),i=jd.dot(t).clamp(),n=zg({roughness:Wn,dotNH:i}),a=$g({dotNV:s,dotNL:r});return $n.mul(n).mul(a)}),Hg=an(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=fn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),jg=an(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=an(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,Wo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),Xg=an(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Tn().toVar();return ln(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Cn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Tn(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(Tn(jg({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Kg=an(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Tn().toVar();return ln(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Tn(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(Tn(jg({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Yg=1/6,Qg=e=>Ma(Yg,Ma(e,Ma(e,e.negate().add(3)).sub(3)).add(1)),Zg=e=>Ma(Yg,Ma(e,Ma(e,Ma(3,e).sub(6))).add(4)),Jg=e=>Ma(Yg,Ma(e,Ma(e,Ma(-3,e).add(3)).add(3)).add(1)),em=e=>Ma(Yg,Qo(e,3)),tm=e=>Qg(e).add(Zg(e)),rm=e=>Jg(e).add(em(e)),sm=e=>wa(-1,Zg(e).div(Qg(e).add(Zg(e)))),im=e=>wa(1,em(e).div(Jg(e).add(em(e)))),nm=(e,t,r)=>{const s=e.uvNode,i=Ma(s,t.zw).add(.5),n=bo(i),a=_o(i),o=tm(a.x),u=rm(a.x),l=sm(a.x),d=im(a.x),c=sm(a.y),h=im(a.y),p=fn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=fn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=fn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=fn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=tm(a.y).mul(wa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=rm(a.y).mul(wa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},am=an(([e,t])=>{const r=fn(e.size(pn(t))),s=fn(e.size(pn(t.add(1)))),i=Ba(1,r),n=Ba(1,s),a=nm(e,Sn(i,r),bo(t)),o=nm(e,Sn(n,s),xo(t));return _o(t).mix(a,o)}),om=an(([e,t])=>{const r=t.mul(Cl(e));return am(e,r)}),um=an(([e,t,r,s,i])=>{const n=Tn(ou(t.negate(),To(e),Ba(1,s))),a=Tn(Mo(i[0].xyz),Mo(i[1].xyz),Mo(i[2].xyz));return To(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),lm=an(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),dm=vp(),cm=vp(),hm=an(([e,t,r],{material:s})=>{const i=(s.side===w?dm:cm).sample(e),n=mo(jl.x).mul(lm(t,r));return am(i,n)}),pm=an(([e,t,r])=>(ln(r.notEqual(0),()=>{const s=go(t).negate().div(r);return ho(s.negate().mul(e))}),Tn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),gm=an(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Sn().toVar(),f=Tn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Tn(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=um(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Sn(y,1))),x=fn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(fn(x.x,x.y.oneMinus()));const T=hm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(pm(Mo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=um(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Sn(n,1))),y=fn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(fn(y.x,y.y.oneMinus())),m=hm(y,r,d),f=s.mul(pm(Mo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Tn(kg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Sn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),mm=Cn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),fm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),ym=an(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();ln(a.lessThan(0),()=>Tn(1));const o=a.sqrt(),u=fm(n,e),l=xg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=hn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Tn(1).add(t).div(Tn(1).sub(t))})(i.clamp(0,.9999)),g=fm(p,n.toVec3()),m=xg({f0:g,f90:1,dotVH:o}),f=Tn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Tn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Tn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Tn(54856e-17,44201e-17,52481e-17),i=Tn(1681e3,1795300,2208400),n=Tn(43278e5,93046e5,66121e5),a=hn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Tn(o.x.add(a),o.y,o.z).div(1.0685e-7),mm.mul(o)})(hn(e).mul(y),hn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Tn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),bm=an(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=hn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=hn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),xm=Tn(.04),Tm=hn(1);class _m extends mg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Tn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Tn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Tn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Tn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Tn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=jd.dot(Id).clamp(),t=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:Zn}),r=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,kn),this.iridescenceF0Dielectric=Gg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Gg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,kn)}if(!0===this.transmission){const t=Pd,r=od.sub(Pd).normalize(),s=qd,i=e.context;i.backdrop=gm(s,r,Vn,Un,Jn,ea,t,xd,id,rd,aa,ua,da,la,this.dispersion?ca:null),i.backdropAlpha=oa,In.a.mulAssign(iu(1,i.backdrop.a,oa))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=jd.dot(Id).clamp(),a=Og({roughness:Vn,dotNV:n}),o=i?Hn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(Wg({lightDirection:e})));const t=bm({normal:jd,viewDir:Id,roughness:Wn}),r=bm({normal:jd,viewDir:e,roughness:Wn}),i=$n.r.max($n.g).max($n.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Dg({lightDirection:e,f0:xm,f90:Tm,roughness:zn,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:Un}))),r.directSpecular.addAssign(s.mul(Vg({lightDirection:e,f0:Jn,f90:1,roughness:Vn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=jd,h=Id,p=Dd.toVar(),g=Hg({N:c,V:h,roughness:Vn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Cn(Tn(m.x,0,m.y),Tn(0,1,0),Tn(m.z,0,m.w)).toVar(),b=Jn.mul(f.x).add(Jn.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(Xg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Un).mul(Xg({N:c,V:h,P:p,mInv:Cn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Tg({diffuseColor:Un})).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul($n,bm({normal:jd,viewDir:Id,roughness:Wn}))),!0===this.clearcoat){const e=Xd.dot(Id).clamp(),t=kg({dotNV:e,specularColor:xm,specularF90:Tm,roughness:zn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Tn().toVar("singleScatteringDielectric"),n=Tn().toVar("multiScatteringDielectric"),a=Tn().toVar("singleScatteringMetallic"),o=Tn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ea,Zn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ea,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,kn),l=iu(n,o,kn),d=i.add(n),c=Un.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=jd.dot(Id).clamp().add(t),i=Vn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Xd.dot(Id).clamp(),r=xg({dotVH:e,f0:xm,f90:Tm}),s=t.mul(Gn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Gn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const vm=hn(1),Nm=hn(-2),Sm=hn(.8),Rm=hn(-1),Am=hn(.4),Em=hn(2),wm=hn(.305),Cm=hn(3),Mm=hn(.21),Bm=hn(4),Lm=hn(4),Pm=hn(16),Fm=an(([e])=>{const t=Tn(wo(e)).toVar(),r=hn(-1).toVar();return ln(t.x.greaterThan(t.z),()=>{ln(t.x.greaterThan(t.y),()=>{r.assign(bu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}).Else(()=>{ln(t.z.greaterThan(t.y),()=>{r.assign(bu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Dm=an(([e,t])=>{const r=fn().toVar();return ln(t.equal(0),()=>{r.assign(fn(e.z,e.y).div(wo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(fn(e.x.negate(),e.z.negate()).div(wo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(fn(e.x.negate(),e.y).div(wo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(fn(e.z.negate(),e.y).div(wo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(fn(e.x.negate(),e.z).div(wo(e.y)))}).Else(()=>{r.assign(fn(e.x,e.y).div(wo(e.z)))}),Ma(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Im=an(([e])=>{const t=hn(0).toVar();return ln(e.greaterThanEqual(Sm),()=>{t.assign(vm.sub(e).mul(Rm.sub(Nm)).div(vm.sub(Sm)).add(Nm))}).ElseIf(e.greaterThanEqual(Am),()=>{t.assign(Sm.sub(e).mul(Em.sub(Rm)).div(Sm.sub(Am)).add(Rm))}).ElseIf(e.greaterThanEqual(wm),()=>{t.assign(Am.sub(e).mul(Cm.sub(Em)).div(Am.sub(wm)).add(Em))}).ElseIf(e.greaterThanEqual(Mm),()=>{t.assign(wm.sub(e).mul(Bm.sub(Cm)).div(wm.sub(Mm)).add(Cm))}).Else(()=>{t.assign(hn(-2).mul(mo(Ma(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=an(([e,t])=>{const r=e.toVar();r.assign(Ma(2,r).sub(1));const s=Tn(r,1).toVar();return ln(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),Om=an(([e,t,r,s,i,n])=>{const a=hn(r),o=Tn(t),u=nu(Im(a),Nm,n),l=_o(u),d=bo(u),c=Tn(Vm(e,o,d,s,i,n)).toVar();return ln(l.notEqual(0),()=>{const t=Tn(Vm(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Vm=an(([e,t,r,s,i,n])=>{const a=hn(r).toVar(),o=Tn(t),u=hn(Fm(o)).toVar(),l=hn(Wo(Lm.sub(a),0)).toVar();a.assign(Wo(a,Lm));const d=hn(po(a)).toVar(),c=fn(Dm(o,u).mul(d.sub(2)).add(1)).toVar();return ln(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ma(3,Pm))),c.y.addAssign(Ma(4,po(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(fn(),fn())}),km=an(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=No(s),l=r.mul(u).add(i.cross(r).mul(vo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Vm(e,l,t,n,a,o)}),Gm=an(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Tn(bu(t,r,Yo(r,s))).toVar();ln(h.equal(Tn(0)),()=>{h.assign(Tn(s.z,0,s.x.negate()))}),h.assign(To(h));const p=Tn().toVar();return p.addAssign(i.element(0).mul(km({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:pn(1),end:e},({i:e})=>{ln(e.greaterThanEqual(n),()=>{up()});const t=hn(a.mul(hn(e))).toVar();p.addAssign(i.element(e).mul(km({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(km({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Sn(p,1)}),zm=an(([e])=>{const t=gn(e).toVar();return t.assign(t.shiftLeft(gn(16)).bitOr(t.shiftRight(gn(16)))),t.assign(t.bitAnd(gn(1431655765)).shiftLeft(gn(1)).bitOr(t.bitAnd(gn(2863311530)).shiftRight(gn(1)))),t.assign(t.bitAnd(gn(858993459)).shiftLeft(gn(2)).bitOr(t.bitAnd(gn(3435973836)).shiftRight(gn(2)))),t.assign(t.bitAnd(gn(252645135)).shiftLeft(gn(4)).bitOr(t.bitAnd(gn(4042322160)).shiftRight(gn(4)))),t.assign(t.bitAnd(gn(16711935)).shiftLeft(gn(8)).bitOr(t.bitAnd(gn(4278255360)).shiftRight(gn(8)))),hn(t).mul(2.3283064365386963e-10)}),$m=an(([e,t])=>fn(hn(e).div(hn(t)),zm(e))),Wm=an(([e,t,r])=>{const s=Tn(t).toVar(),i=hn(r),n=i.mul(i).toVar(),a=To(Tn(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=bu(o.greaterThan(0),Tn(a.y.negate(),a.x,0).div(fo(o)),Tn(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=fo(e.x),c=Ma(2,3.14159265359).mul(e.y),h=d.mul(No(c)).toVar(),p=d.mul(vo(c)).toVar(),g=Ma(.5,a.z.add(1));p.assign(g.oneMinus().mul(fo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(fo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return To(Tn(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Hm=an(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Tn(s).toVar(),l=Tn(0).toVar(),d=hn(0).toVar();return ln(e.lessThan(.001),()=>{l.assign(Vm(r,u,t,n,a,o))}).Else(()=>{const s=bu(wo(u.z).lessThan(.999),Tn(0,0,1),Tn(1,0,0)),c=To(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:gn(0),end:i},({i:s})=>{const p=$m(s,i),g=Wm(p,Tn(0,0,1),e),m=To(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=To(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);ln(y.greaterThan(0),()=>{const e=Vm(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),ln(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Sn(l,1)}),jm=[.125,.215,.35,.446,.526,.582],qm=20,Xm=new xe(-1,1,1,-1,0,1),Km=new Te(90,1),Ym=new e;let Qm=null,Zm=0,Jm=0;const ef=new r,tf=new WeakMap,rf=[3,1,5,0,4,2],sf=Um(Rl(),Sl("faceIndex")).normalize(),nf=Tn(sf.x,sf.y,sf.z);class af{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=ef,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}Qm=this._renderer.getRenderTarget(),Zm=this._renderer.getActiveCubeFace(),Jm=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=df(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===L||e.mapping===P?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=jm[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=rf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new be;T.setAttribute("position",new Re(y,g)),T.setAttribute("uv",new Re(b,m)),T.setAttribute("faceIndex",new Re(x,f)),s.push(new se(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Vl(new Array(qm).fill(0)),n=xa(new r(0,1,0)),a=xa(0),o=hn(qm),u=xa(0),l=xa(1),d=Pl(),c=xa(0),h=hn(1/t),p=hn(1/s),g=hn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:nf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=lf("blur");return f.fragmentNode=Gm({...m,latitudinal:u.equal(1)}),tf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=xa(0),n=xa(0),a=hn(1/t),o=hn(1/r),u=hn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=lf("ggx");return d.fragmentNode=Hm({...l,N_immutable:nf,GGX_SAMPLES:gn(512)}),tf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new se(new be,e);await this._renderer.compile(t,Xm)}_sceneToCubeUV(e,t,r,s,i){const n=Km;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(Ym),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new se(new re,new he({name:"PMREM.Background",side:w,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(Ym),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;uf(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===L||e.mapping===P;s?null===this._cubemapMaterial&&(this._cubemapMaterial=df(e)):null===this._equirectMaterial&&(this._equirectMaterial=cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;uf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Xm)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,uf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Xm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,uf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Xm)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=tf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Xm)}}function of(e,t){const r=new _e(e,t,{magFilter:ne,minFilter:ne,generateMipmaps:!1,type:fe,format:Ne,colorSpace:ve});return r.texture.mapping=Se,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function uf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function lf(e){const t=new Xp;return t.depthTest=!1,t.depthWrite=!1,t.blending=Z,t.name=`PMREM_${e}`,t}function df(e){const t=lf("cubemap");return t.fragmentNode=hc(e,nf),t}function cf(e){const t=lf("equirect");return t.fragmentNode=Pl(e,ag(nf),0),t}const hf=new WeakMap;function pf(e,t,r){const s=function(e){let t=hf.get(e);void 0===t&&(t=new WeakMap,hf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class gf extends li{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Pl(s),this._width=xa(0),this._height=xa(0),this._maxMip=xa(0),this.updateBeforeType=Qs.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new af(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(Tn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Om(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const mf=en(gf).setParameterLength(1,3),ff=new WeakMap;class yf extends gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const e=r.isTextureNode?r.value:t[r.property];let s=ff.get(e);void 0===s&&(s=mf(e),ff.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:jd,i=r.context(bf(Vn,s)).mul(sc),n=r.context(xf(qd)).mul(Math.PI).mul(sc),a=al(i),o=al(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(bf(zn,Xd)).mul(sc),t=al(e);u.addAssign(t)}}}const bf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Id.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(id)),r),getTextureLevel:()=>e}},xf=e=>({getUV:()=>e,getTextureLevel:()=>hn(1)}),Tf=new Ae;class _f extends Xp{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Tf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new yf(t):null}setupLightingModel(){return new _m}setupSpecular(){const e=iu(Tn(.04),In.rgb,kn);Zn.assign(Tn(.04)),Jn.assign(e),ea.assign(1)}setupVariants(){const e=this.metalnessNode?hn(this.metalnessNode):hh;kn.assign(e);let t=this.roughnessNode?hn(this.roughnessNode):ch;t=Cg({roughness:t}),Vn.assign(t),this.setupSpecular(),Un.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const vf=new Ee;class Nf extends _f{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(vf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?hn(this.iorNode):Ah;aa.assign(e),Zn.assign($o(Zo(aa.sub(1).div(aa.add(1))).mul(uh),Tn(1)).mul(oh)),Jn.assign(iu(Zn,In.rgb,kn)),ea.assign(iu(oh,1,kn))}setupLightingModel(){return new _m(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?hn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?hn(this.clearcoatRoughnessNode):mh;Gn.assign(e),zn.assign(Cg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Tn(this.sheenNode):bh,t=this.sheenRoughnessNode?hn(this.sheenRoughnessNode):xh;$n.assign(e),Wn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?hn(this.iridescenceNode):_h,t=this.iridescenceIORNode?hn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?hn(this.iridescenceThicknessNode):Nh;Hn.assign(e),jn.assign(t),qn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?fn(this.anisotropyNode):Th).toVar();Kn.assign(e.length()),ln(Kn.equal(0),()=>{e.assign(fn(1,0))}).Else(()=>{e.divAssign(fn(Kn)),Kn.assign(Kn.saturate())}),Xn.assign(Kn.pow2().mix(Vn.pow2(),1)),Yn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Qn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?hn(this.transmissionNode):Sh,t=this.thicknessNode?hn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?hn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?Tn(this.attenuationColorNode):wh;if(oa.assign(e),ua.assign(t),la.assign(r),da.assign(s),this.useDispersion){const e=this.dispersionNode?hn(this.dispersionNode):Dh;ca.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Tn(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Sf extends _m{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(jd.mul(a)).normalize(),h=hn(Id.dot(c.negate()).saturate().pow(l).mul(d)),p=Tn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Rf extends Nf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=hn(.1),this.thicknessAmbientNode=hn(0),this.thicknessAttenuationNode=hn(.1),this.thicknessPowerNode=hn(2),this.thicknessScaleNode=hn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Sf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Af=an(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=fn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return Tn(e.r)}{const e=i.fwidth().mul(.5);return iu(Tn(.7),Tn(1),uu(hn(.7).sub(e.x),hn(.7).add(e.x),i.x))}});class Ef extends mg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Af({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Tg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const wf=new we;class Cf extends Xp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(wf),this.setValues(e)}setupLightingModel(){return new Ef}}const Mf=an(()=>{const e=Tn(Id.z,0,Id.x.negate()).normalize(),t=Id.cross(e);return fn(e.dot(jd),t.dot(jd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Bf=new Ce;class Lf extends Xp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Bf),this.setValues(e)}setupVariants(e){const t=Mf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):Tn(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends li{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return wn(e,s,s.negate(),e).mul(r)}{const e=t,s=Mn(Sn(1,0,0,0),Sn(0,No(e.x),vo(e.x).negate(),0),Sn(0,vo(e.x),No(e.x),0),Sn(0,0,0,1)),i=Mn(Sn(No(e.y),0,vo(e.y),0),Sn(0,1,0,0),Sn(vo(e.y).negate(),0,No(e.y),0),Sn(0,0,0,1)),n=Mn(Sn(No(e.z),vo(e.z).negate(),0,0),Sn(vo(e.z),No(e.z),0,0),Sn(0,0,1,0),Sn(0,0,0,1));return s.mul(i).mul(n).mul(Sn(r,1)).xyz}}}const Ff=en(Pf).setParameterLength(2),Df=new Me;class If extends Xp{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Df),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Ad.mul(Tn(s||0));let u=fn(xd[0].xyz.length(),xd[1].xyz.length());null!==n&&(u=u.mul(fn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>Yi(new $u(e,t,r)))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=hn(i||yh),c=Ff(l,d);return Sn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const Uf=new Be,Of=new t;class Vf extends If{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Ad.mul(Tn(e||Bd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?fn(n):Fh;u=u.mul(Wl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(kf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(fn(i)));let l=Md.xy;if(s&&s.isNode){const e=hn(s);l=Ff(l,e)}return l=l.mul(u),l=l.div(Kl.div(2)),l=l.mul(o.w),o=o.add(Sn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const kf=xa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Of);this.value=.5*t.y});class Gf extends mg{constructor(){super(),this.shadowNode=hn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const zf=new Le;class $f extends Xp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(zf),this.setValues(e)}setupLightingModel(){return new Gf}}const Wf=Fn("vec3"),Hf=Fn("vec3"),jf=Fn("vec3");class qf extends mg{constructor(){super()}start(e){const{material:t}=e,r=Fn("vec3"),s=Fn("vec3");ln(od.sub(Pd).length().greaterThan(Nd.mul(2)),()=>{r.assign(od),s.assign(Pd)}).Else(()=>{r.assign(Pd),s.assign(od)});const i=s.sub(r),n=xa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=hn(0).toVar(),l=Tn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=id.mul(Sn(s,1)).xyz;let n;null!==t.depthNode&&(Hf.assign(Pp(wp(i.z,ed,td))),e.context.sceneDepthNode=Pp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,Wf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&Wf.mulAssign(n);const d=Wf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),jf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?ln(r.greaterThanEqual(Hf),()=>{Wf.addAssign(e)}):Wf.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(Kg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(jf)}}class Xf extends Xp{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=w,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new qf}}class Kf{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class Yf{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.version),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Fs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(e,this.camera.id,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const Jf=[];class ey{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);Jf[0]=e,Jf[1]=t,Jf[2]=n,Jf[3]=i;let l=u.get(Jf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Jf,l)):(l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),Jf.length=0,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Yf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Zf(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const ry=1,sy=2,iy=3,ny=4,ay=16;class oy extends ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===ry?this.backend.createAttribute(e):t===sy?this.backend.createIndexAttribute(e):t===iy?this.backend.createStorageAttribute(e):t===ny&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,iy):this.updateAttribute(e,ry);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,sy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=ly(t),e.set(t,r)):r.version!==uy(t)&&(this.attributes.delete(r),r=ly(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class cy{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class hy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class py extends hy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class gy extends hy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let my=0;class fy{constructor(e,t,r,s=null,i=null){this.id=my++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class yy extends ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new fy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new fy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new fy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new gy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new py(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class by extends ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const e=t.update(),o=t.texture,u=this.textures.get(o);e&&(this.textures.updateTexture(o),t.generation!==u.generation&&(t.generation=u.generation,s=!0,i=!1));if(void 0!==r.get(o).externalTexture||u.isDefaultTexture?i=!1:(n=10*n+o.id,a+=o.version),!0===o.isStorageTexture&&!0===o.mipmapsAutoUpdate){const e=this.get(o);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(o)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(o),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0,i=!1)}}}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function xy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Ty(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function _y(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===C&&!1===e.forceSinglePass}class vy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||xy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Ty),this.transparent.length>1&&this.transparent.sort(t||Ty)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new X,l.format=e.stencilBuffer?Ue:Oe,l.type=e.stencilBuffer?Ve:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,this.info.memory.textures++,e.isVideoTexture&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ly){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=zs(i),a=$s(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Vy extends ai{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ky extends ai{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Hy(e,"uint","float"),Xy={};class Ky extends eo{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(jy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return gn;case"int":return pn;case"uvec2":return bn;case"uvec3":return vn;case"uvec4":return An;case"ivec2":return yn;case"ivec3":return _n;case"ivec4":return Rn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t);const i=hn(s.bitAnd(Bo(s))),n=qy(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{ln(e.equal(gn(0)),()=>gn(32));const s=gn(0),i=gn(0);return this._resolveElementType(e,s,t),ln(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),ln(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),ln(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),ln(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),ln(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(gn(1)).bitAnd(gn(1431655765)))),s.assign(s.bitAnd(gn(858993459)).add(s.shiftRight(gn(2)).bitAnd(gn(858993459))));const i=s.add(s.shiftRight(gn(4))).bitAnd(gn(252645135)).mul(gn(16843009)).shiftRight(gn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return an(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Ky.COUNT_TRAILING_ZEROS="countTrailingZeros",Ky.COUNT_LEADING_ZEROS="countLeadingZeros",Ky.COUNT_ONE_BITS="countOneBits";const Yy=rn(Ky,Ky.COUNT_TRAILING_ZEROS).setParameterLength(1),Qy=rn(Ky,Ky.COUNT_LEADING_ZEROS).setParameterLength(1),Zy=rn(Ky,Ky.COUNT_ONE_BITS).setParameterLength(1),Jy=an(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),eb=(e,t)=>Qo(Ma(4,e.mul(Ca(1,e))),t);class tb extends li{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const rb=rn(tb,"snorm").setParameterLength(1),sb=rn(tb,"unorm").setParameterLength(1),ib=rn(tb,"float16").setParameterLength(1);class nb extends li{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const ab=rn(nb,"snorm").setParameterLength(1),ob=rn(nb,"unorm").setParameterLength(1),ub=rn(nb,"float16").setParameterLength(1),lb=an(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),db=an(([e])=>Tn(lb(e.z.add(lb(e.y.mul(1)))),lb(e.z.add(lb(e.x.mul(1)))),lb(e.y.add(lb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),cb=an(([e,t,r])=>{const s=Tn(e).toVar(),i=hn(1.4).toVar(),n=hn(0).toVar(),a=Tn(s).toVar();return op({start:hn(0),end:hn(3),type:"float",condition:"<="},()=>{const e=Tn(db(a.mul(2))).toVar();s.addAssign(e.add(r.mul(hn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=hn(lb(s.z.add(lb(s.x.add(lb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class hb extends ai{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const pb=en(hb),gb=e=>(...t)=>pb(e,...t),mb=xa(0).setGroup(fa).onRenderUpdate(e=>e.time),fb=xa(0).setGroup(fa).onRenderUpdate(e=>e.deltaTime),yb=xa(0,"uint").setGroup(fa).onRenderUpdate(e=>e.frameId);const bb=an(([e,t,r=fn(.5)])=>Ff(e.sub(r),t).add(r)),xb=an(([e,t,r=fn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Tb=an(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=xd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=xd;const i=id.mul(s);return qi(t)&&(i[0][0]=xd[0].length(),i[0][1]=0,i[0][2]=0),qi(r)&&(i[1][0]=0,i[1][1]=xd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,rd.mul(i).mul(Bd)}),_b=an(([e=null])=>{const t=Pp();return Pp(Rp(e)).sub(t).lessThan(0).select(Hl,e)});class vb extends ai{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Rl(),r=hn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=fn(a,o);return t.add(l).mul(u)}}const Nb=en(vb).setParameterLength(3),Sb=an(([e,t=null,r=null,s=hn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(Tn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return wa(p,g,m)}),Rb=new Ge,Ab=new r,Eb=new r,wb=new r,Cb=new a,Mb=new r(0,0,-1),Bb=new s,Lb=new r,Pb=new r,Fb=new s,Db=new t,Ib=new _e,Ub=Hl.flipX();Ib.depthTexture=new X(1,1);let Ob=!1;class Vb extends Bl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Ib.texture,Ub),this._reflectorBaseNode=e.reflector||new kb(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Yi(new Vb({defaultTexture:Ib.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class kb extends ai{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new ze,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?Qs.RENDER:Qs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Db),e.setSize(Math.round(Db.width*r),Math.round(Db.height*r))}setup(e){return this._updateResolution(Ib,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new _e(0,0,{type:fe,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=$e,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new X),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ob)return!1;Ob=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Db),this._updateResolution(o,s),Eb.setFromMatrixPosition(n.matrixWorld),wb.setFromMatrixPosition(r.matrixWorld),Cb.extractRotation(n.matrixWorld),Ab.set(0,0,1),Ab.applyMatrix4(Cb),Lb.subVectors(Eb,wb);let u=!1;if(!0===Lb.dot(Ab)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ob=!1);u=!0}Lb.reflect(Ab).negate(),Lb.add(Eb),Cb.extractRotation(r.matrixWorld),Mb.set(0,0,-1),Mb.applyMatrix4(Cb),Mb.add(wb),Pb.subVectors(Eb,Mb),Pb.reflect(Ab).negate(),Pb.add(Eb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Lb),a.up.set(0,1,0),a.up.applyMatrix4(Cb),a.up.reflect(Ab),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Rb.setFromNormalAndCoplanarPoint(Ab,Eb),Rb.applyMatrix4(a.matrixWorldInverse),Bb.set(Rb.normal.x,Rb.normal.y,Rb.normal.z,Rb.constant);const l=a.projectionMatrix;Fb.x=(Math.sign(Bb.x)+l.elements[8])/l.elements[0],Fb.y=(Math.sign(Bb.y)+l.elements[9])/l.elements[5],Fb.z=-1,Fb.w=(1+l.elements[10])/l.elements[14],Bb.multiplyScalar(1/Bb.dot(Fb));l.elements[2]=Bb.x,l.elements[6]=Bb.y,l.elements[10]=s.coordinateSystem===h?Bb.z-0:Bb.z+1-0,l.elements[14]=Bb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,Ob=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const Gb=new xe(-1,1,1,-1,0,1);class zb extends be{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new We([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new We(t,2))}}const $b=new zb;class Wb extends se{constructor(e=null){super($b,e),this.camera=Gb,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,Gb)}render(e){e.render(this,Gb)}}const Hb=new t;class jb extends Bl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:fe}){const i=new _e(t,r,s);super(i.texture,Rl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new Wb(new Xp),this.updateBeforeType=Qs.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(Hb),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Bl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Yi(new jb(Yi(e),...t)),Xb=an(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=fn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Sn(Tn(e,t),1)):i=Sn(Tn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Sn(r.mul(i));return n.xyz.div(n.w)}),Kb=an(([e,t])=>{const r=t.mul(Sn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return fn(s.x,s.y.oneMinus())}),Yb=an(([e,t,r])=>{const s=El(Fl(t)),i=yn(e.mul(s)).toVar(),n=Fl(t,i).toVar(),a=Fl(t,i.sub(yn(2,0))).toVar(),o=Fl(t,i.sub(yn(1,0))).toVar(),u=Fl(t,i.add(yn(1,0))).toVar(),l=Fl(t,i.add(yn(2,0))).toVar(),d=Fl(t,i.add(yn(0,2))).toVar(),c=Fl(t,i.add(yn(0,1))).toVar(),h=Fl(t,i.sub(yn(0,1))).toVar(),p=Fl(t,i.sub(yn(0,2))).toVar(),g=wo(Ca(hn(2).mul(o).sub(a),n)).toVar(),m=wo(Ca(hn(2).mul(u).sub(l),n)).toVar(),f=wo(Ca(hn(2).mul(c).sub(d),n)).toVar(),y=wo(Ca(hn(2).mul(h).sub(p),n)).toVar(),b=Xb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Xb(e.sub(fn(hn(1).div(s.x),0)),o,r)),b.negate().add(Xb(e.add(fn(hn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Xb(e.add(fn(0,hn(1).div(s.y))),c,r)),b.negate().add(Xb(e.sub(fn(0,hn(1).div(s.y))),h,r)));return To(Yo(x,T))}),Qb=an(([e])=>_o(hn(52.9829189).mul(_o(Ko(e,fn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Zb=an(([e,t,r])=>{const s=hn(2.399963229728653),i=fo(hn(e).add(.5)).div(fo(hn(t))),n=hn(e).mul(s).add(r);return fn(No(n),vo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Jb extends ai{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Rl())}sample(e){return this.callback(e)}}class ex extends ai{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===ex.OBJECT?this.updateType=Qs.OBJECT:e===ex.MATERIAL?this.updateType=Qs.RENDER:e===ex.BEFORE_OBJECT?this.updateBeforeType=Qs.OBJECT:e===ex.BEFORE_MATERIAL&&(this.updateBeforeType=Qs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}ex.OBJECT="object",ex.MATERIAL="material",ex.BEFORE_OBJECT="beforeObject",ex.BEFORE_MATERIAL="beforeMaterial";const tx=(e,t)=>Yi(new ex(e,t)).toStack();class rx extends ${constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class sx extends Re{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ix extends ai{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const nx=tn(ix),ax=new M,ox=new a;class ux extends ai{static get type(){return"SceneNode"}constructor(e=ux.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ux.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ux.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ux.BACKGROUND_ROTATION?s=xa("mat4").setName("backgroundRotation").setGroup(fa).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==He?(ax.copy(r.backgroundRotation),ax.x*=-1,ax.y*=-1,ax.z*=-1,ox.makeRotationFromEuler(ax)):ox.identity(),ox}):o("SceneNode: Unknown scope:",t),s}}ux.BACKGROUND_BLURRINESS="backgroundBlurriness",ux.BACKGROUND_INTENSITY="backgroundIntensity",ux.BACKGROUND_ROTATION="backgroundRotation";const lx=tn(ux,ux.BACKGROUND_BLURRINESS),dx=tn(ux,ux.BACKGROUND_INTENSITY),cx=tn(ux,ux.BACKGROUND_ROTATION);class hx extends Bl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=Js.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(Js.READ_WRITE)}toReadOnly(){return this.setAccess(Js.READ_ONLY)}toWriteOnly(){return this.setAccess(Js.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e}}const px=en(hx).setParameterLength(1,3),gx=an(({texture:e,uv:t})=>{const r=1e-4,s=Tn().toVar();return ln(t.x.lessThan(r),()=>{s.assign(Tn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Tn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Tn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Tn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Tn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Tn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Tn(-.01,0,0))).r.sub(e.sample(t.add(Tn(r,0,0))).r),n=e.sample(t.add(Tn(0,-.01,0))).r.sub(e.sample(t.add(Tn(0,r,0))).r),a=e.sample(t.add(Tn(0,0,-.01))).r.sub(e.sample(t.add(Tn(0,0,r))).r);s.assign(Tn(i,n,a))}),s.normalize()});class mx extends Bl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Tn(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!e.isFlipY()||!0!==r.isRenderTargetTexture&&!0!==r.isFramebufferTexture||(t=this.sampler?t.flipY():t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1))),t}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return gx({texture:this,uv:e})}}const fx=en(mx).setParameterLength(1,3);class yx extends gc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const bx=new WeakMap;class xx extends li{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Qs.OBJECT,this.updateAfterType=Qs.OBJECT,this.previousModelWorldMatrix=xa(new a),this.previousProjectionMatrix=xa(new a).setGroup(fa),this.previousCameraViewMatrix=xa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=_x(r);this.previousModelWorldMatrix.value.copy(s);const i=Tx(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){_x(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?rd:xa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Ad).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Ld),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ca(i,n)}}function Tx(e){let t=bx.get(e);return void 0===t&&(t={},bx.set(e,t)),t}function _x(e,t=0){const r=Tx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const vx=tn(xx),Nx=an(([e])=>Ex(e.rgb)),Sx=an(([e,t=hn(1)])=>t.mix(Ex(e.rgb),e.rgb)),Rx=an(([e,t=hn(1)])=>{const r=wa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return iu(e.rgb,s,i)}),Ax=an(([e,t=hn(1)])=>{const r=Tn(.57735,.57735,.57735),s=t.cos();return Tn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ex=(e,t=Tn(p.getLuminanceCoefficients(new r)))=>Ko(e,t),wx=an(([e,t=Tn(1),s=Tn(0),i=Tn(1),n=hn(1),a=Tn(p.getLuminanceCoefficients(new r,ve))])=>{const o=e.rgb.dot(Tn(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return ln(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),ln(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),ln(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Sn(u.rgb,e.a)});class Cx extends li{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const Mx=en(Cx).setParameterLength(2),Bx=new t;class Lx extends Bl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Px extends Lx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Fx extends li{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new X;i.isRenderTargetTexture=!0,i.name="depth";const n=new _e(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:fe,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=xa(0),this._cameraFar=xa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Qs.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=Yi(new Px(this,e)),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=Yi(new Px(this,e,!0)),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Cp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Ep(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getColorBufferType(),this.scope===Fx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Bx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Bx)),this._pixelRatio=i,this.setSize(Bx.width,Bx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Tu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Fx.COLOR="color",Fx.DEPTH="depth";class Dx extends Fx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Fx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new Xp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=w;const t=zd.negate(),r=rd.mul(Ad),s=hn(1),i=r.mul(Sn(Bd,1)),n=r.mul(Sn(Bd.add(t),1)),a=To(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Sn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const Ix=an(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ux=an(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ox=an(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=an(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),kx=an(([e,t])=>{const r=Cn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Cn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Vx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Gx=Cn(Tn(1.6605,-.1246,-.0182),Tn(-.5876,1.1329,-.1006),Tn(-.0728,-.0083,1.1187)),zx=Cn(Tn(.6274,.0691,.0164),Tn(.3293,.9195,.088),Tn(.0433,.0113,.8956)),$x=an(([e])=>{const t=Tn(e).toVar(),r=Tn(t.mul(t)).toVar(),s=Tn(r.mul(r)).toVar();return hn(15.5).mul(s.mul(r)).sub(Ma(40.14,s.mul(t))).add(Ma(31.96,s).sub(Ma(6.868,r.mul(t))).add(Ma(.4298,r).add(Ma(.1191,t).sub(.00232))))}),Wx=an(([e,t])=>{const r=Tn(e).toVar(),s=Cn(Tn(.856627153315983,.137318972929847,.11189821299995),Tn(.0951212405381588,.761241990602591,.0767994186031903),Tn(.0482516061458583,.101439036467562,.811302368396859)),i=Cn(Tn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Tn(-.11060664309660323,1.157823702216272,-.11060664309660294),Tn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=hn(-12.47393),a=hn(4.026069);return r.mulAssign(t),r.assign(zx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(mo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign($x(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(Tn(0),r),Tn(2.2))),r.assign(Gx.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Hx=an(([e,t])=>{const r=hn(.76),s=hn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=bu(i.lessThan(.08),i.sub(Ma(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));ln(a.lessThan(r),()=>e);const o=Ca(1,r),u=Ca(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ca(1,Ba(1,s.mul(a.sub(u)).add(1)));return iu(e,Tn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class jx extends ai{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const qx=en(jx).setParameterLength(1,3);class Xx extends jx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Kx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Yx extends ai{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:hn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=qs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Xs(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Qx=en(Yx).setParameterLength(1);class Zx extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class Jx{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const eT=new Zx;class tT extends ai{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new Zx,this._output=Qx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Qx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Qx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new Jx(this),t=eT.get("THREE"),r=eT.get("TSL"),s=this.getMethod(),i=[e,this._local,eT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:hn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Fs(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Ds(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const rT=en(tT).setParameterLength(1,2);function sT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const iT=an(([e,t],r)=>{const s=sT(r);return uu(e,t,s)}),nT=an(([e],t)=>{const r=sT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),aT=an(([e,t])=>Sn(t.toFloat().mix(ra.rgb,e.toVec3()),ra.a));let oT=null,uT=null;class lT extends ai{static get type(){return"RangeNode"}constructor(e=hn(),t=hn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ws(t.value)),i=e.getTypeLength(Ws(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Error('THREE.TSL: No "ConstNode" found in node graph.');return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ws(a)),d=e.getTypeLength(Ws(o));oT=oT||new s,uT=uT||new s,oT.setScalar(0),uT.setScalar(0),1===u?oT.setScalar(a):a.isColor?oT.set(a.r,a.g,a.b,1):oT.set(a.x,a.y,a.z||0,a.w||0),1===d?uT.setScalar(o):o.isColor?uT.set(o.r,o.g,o.b,1):uT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;eYi(new cT(e,t)),pT=hT("numWorkgroups","uvec3"),gT=hT("workgroupId","uvec3"),mT=hT("globalId","uvec3"),fT=hT("localId","uvec3"),yT=hT("subgroupSize","uint");const bT=en(class extends ai{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}});class xT extends oi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class TT extends ai{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return Yi(new xT(this,e))}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class _T extends ai{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=gl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}_T.ATOMIC_LOAD="atomicLoad",_T.ATOMIC_STORE="atomicStore",_T.ATOMIC_ADD="atomicAdd",_T.ATOMIC_SUB="atomicSub",_T.ATOMIC_MAX="atomicMax",_T.ATOMIC_MIN="atomicMin",_T.ATOMIC_AND="atomicAnd",_T.ATOMIC_OR="atomicOr",_T.ATOMIC_XOR="atomicXor";const vT=en(_T),NT=(e,t,r)=>vT(e,t,r).toStack();class ST extends li{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===ST.SUBGROUP_ELECT?"bool":t===ST.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===ST.SUBGROUP_BROADCAST||r===ST.SUBGROUP_SHUFFLE||r===ST.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ST.SUBGROUP_SHUFFLE_XOR||r===ST.SUBGROUP_SHUFFLE_DOWN||r===ST.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ST.SUBGROUP_ELECT="subgroupElect",ST.SUBGROUP_BALLOT="subgroupBallot",ST.SUBGROUP_ADD="subgroupAdd",ST.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ST.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ST.SUBGROUP_MUL="subgroupMul",ST.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ST.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ST.SUBGROUP_AND="subgroupAnd",ST.SUBGROUP_OR="subgroupOr",ST.SUBGROUP_XOR="subgroupXor",ST.SUBGROUP_MIN="subgroupMin",ST.SUBGROUP_MAX="subgroupMax",ST.SUBGROUP_ALL="subgroupAll",ST.SUBGROUP_ANY="subgroupAny",ST.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ST.QUAD_SWAP_X="quadSwapX",ST.QUAD_SWAP_Y="quadSwapY",ST.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ST.SUBGROUP_BROADCAST="subgroupBroadcast",ST.SUBGROUP_SHUFFLE="subgroupShuffle",ST.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ST.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ST.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ST.QUAD_BROADCAST="quadBroadcast";const RT=rn(ST,ST.SUBGROUP_ELECT).setParameterLength(0),AT=rn(ST,ST.SUBGROUP_BALLOT).setParameterLength(1),ET=rn(ST,ST.SUBGROUP_ADD).setParameterLength(1),wT=rn(ST,ST.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),CT=rn(ST,ST.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),MT=rn(ST,ST.SUBGROUP_MUL).setParameterLength(1),BT=rn(ST,ST.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),LT=rn(ST,ST.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),PT=rn(ST,ST.SUBGROUP_AND).setParameterLength(1),FT=rn(ST,ST.SUBGROUP_OR).setParameterLength(1),DT=rn(ST,ST.SUBGROUP_XOR).setParameterLength(1),IT=rn(ST,ST.SUBGROUP_MIN).setParameterLength(1),UT=rn(ST,ST.SUBGROUP_MAX).setParameterLength(1),OT=rn(ST,ST.SUBGROUP_ALL).setParameterLength(0),VT=rn(ST,ST.SUBGROUP_ANY).setParameterLength(0),kT=rn(ST,ST.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),GT=rn(ST,ST.QUAD_SWAP_X).setParameterLength(1),zT=rn(ST,ST.QUAD_SWAP_Y).setParameterLength(1),$T=rn(ST,ST.QUAD_SWAP_DIAGONAL).setParameterLength(1),WT=rn(ST,ST.SUBGROUP_BROADCAST).setParameterLength(2),HT=rn(ST,ST.SUBGROUP_SHUFFLE).setParameterLength(2),jT=rn(ST,ST.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),qT=rn(ST,ST.SUBGROUP_SHUFFLE_UP).setParameterLength(2),XT=rn(ST,ST.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),KT=rn(ST,ST.QUAD_BROADCAST).setParameterLength(1);let YT;function QT(e){YT=YT||new WeakMap;let t=YT.get(e);return void 0===t&&YT.set(e,t={}),t}function ZT(e){const t=QT(e);return t.shadowMatrix||(t.shadowMatrix=xa("mat4").setGroup(fa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function JT(e,t=Pd){const r=ZT(e).mul(t);return r.xyz.div(r.w)}function e_(e){const t=QT(e);return t.position||(t.position=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function t_(e){const t=QT(e);return t.targetPosition||(t.targetPosition=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function r_(e){const t=QT(e);return t.viewPosition||(t.viewPosition=xa(new r).setGroup(fa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const s_=e=>id.transformDirection(e_(e).sub(t_(e))),i_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},n_=new WeakMap,a_=[];class o_ extends ai{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Fn("vec3","totalDiffuse"),this.totalSpecularNode=Fn("vec3","totalSpecular"),this.outgoingLightNode=Fn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Yi(e));else{let s=null;if(null!==r&&(s=i_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;n_.has(e)?s=n_.get(e):(s=Yi(new r(e)),n_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Tn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class u_ extends ai{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Qs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){l_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Pd)}}const l_=Fn("vec3","shadowPositionWorld");function d_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function c_(e,t){return t=d_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function h_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function p_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function g_(e,t){return t=p_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function m_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function f_(e,t,r){return r=g_(t,r=c_(e,r))}function y_(e,t,r){h_(e,r),m_(t,r)}var b_=Object.freeze({__proto__:null,resetRendererAndSceneState:f_,resetRendererState:c_,resetSceneState:g_,restoreRendererAndSceneState:y_,restoreRendererState:h_,restoreSceneState:m_,saveRendererAndSceneState:function(e,t,r={}){return r=p_(t,r=d_(e,r))},saveRendererState:d_,saveSceneState:p_});const x_=new WeakMap,T_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),__=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=mc("radius","float",r).setGroup(fa),o=fn(1).div(n),u=a.mul(o.x),l=Qb(ql.xy).mul(6.28318530718);return wa(i(t.xy.add(Zb(0,5,l).mul(u)),t.z),i(t.xy.add(Zb(1,5,l).mul(u)),t.z),i(t.xy.add(Zb(2,5,l).mul(u)),t.z),i(t.xy.add(Zb(3,5,l).mul(u)),t.z),i(t.xy.add(Zb(4,5,l).mul(u)),t.z)).mul(.2)}),v_=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=fn(1).div(n),o=a.x,u=a.y,l=t.xy,d=_o(l.mul(n).add(.5));return l.subAssign(d.mul(a)),wa(i(l,t.z),i(l.add(fn(o,0)),t.z),i(l.add(fn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(fn(o.negate(),0)),t.z),i(l.add(fn(o.mul(2),0)),t.z),d.x),iu(i(l.add(fn(o.negate(),u)),t.z),i(l.add(fn(o.mul(2),u)),t.z),d.x),iu(i(l.add(fn(0,u.negate())),t.z),i(l.add(fn(0,u.mul(2))),t.z),d.y),iu(i(l.add(fn(o,u.negate())),t.z),i(l.add(fn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(fn(o.negate(),u.negate())),t.z),i(l.add(fn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(fn(o.negate(),u.mul(2))),t.z),i(l.add(fn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),N_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);ln(a.equal(1),()=>hn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ca(u,.3).div(.65)),Wo(a,u)}),S_=an(([e,t,r])=>{let s=Pd.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),R_=e=>{let t=x_.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(fa),s=mc("far","float",t).setGroup(fa),i=pd(e);return S_(i,r,s)})(e):null;t=new Xp,t.colorNode=Sn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,x_.set(e,t)}return t},A_=new Yf,E_=[],w_=(e,t,r,s)=>{E_[0]=e,E_[1]=t;let i=A_.get(E_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===je)&&(s&&(js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,A_.set(E_,i)),E_[0]=null,E_[1]=null,i},C_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanVertical"),a=hn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),M_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanHorizontal"),a=hn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(wa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),B_=[T_,__,v_,N_];let L_;const P_=new Wb;class F_ extends u_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,hn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(fa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=mc("near","float",r.camera).setGroup(fa),s=mc("far","float",r.camera).setGroup(fa);n=Mp(e.negate(),t,s)}return a=Tn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return B_[e]}setupRenderTarget(e,t){const r=new X(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=qe;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===je&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}));let t=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(fa),n=mc("radius","float",i).setGroup(fa),u=mc("mapSize","vec2",i).setGroup(fa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Xp);l.fragmentNode=C_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Xp),l.fragmentNode=M_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(fa),l=mc("normalBias","float",i).setGroup(fa),d=ZT(s).mul(l_.add(qd.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=n===je&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m;o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)));const f=iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar();this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)).toInspector(`${y} / Depth`,()=>Fl(this.shadowMap.depthTexture,Rl().mul(El(Pl(this.shadowMap.depthTexture)))).x.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return an(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.shadowNode&&d('NodeMaterial: ".shadowNode" is deprecated. Use ".castShadowNode" instead.'),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");L_=f_(i,n,L_),n.overrideMaterial=R_(r),i.setRenderObjectFunction(w_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===je&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,y_(i,n,L_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),P_.material=this.vsmMaterialVertical,P_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),P_.material=this.vsmMaterialHorizontal,P_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const D_=(e,t)=>Yi(new F_(e,t)),I_=new e,U_=new a,O_=new r,V_=new r,k_=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],G_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],z_=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],$_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],W_=an(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),H_=an(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(fa),n=mc("mapSize","vec2",s).setGroup(fa),a=i.div(n.x),o=wo(t),u=To(Yo(t,o.x.greaterThan(o.z).select(Tn(0,1,0),Tn(1,0,0)))),l=Yo(t,u),d=Qb(ql.xy).mul(6.28318530718),c=Zb(0,5,d),h=Zb(1,5,d),p=Zb(2,5,d),g=Zb(3,5,d),m=Zb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),j_=an(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.near),o=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(fa),l=hn(1).toVar();return ln(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class q_ extends F_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Xe?W_:H_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return j_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new Ke(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=qe;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?k_:z_,d=u?G_:$_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(I_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),O_.setFromMatrixPosition(s.matrixWorld),a.position.copy(O_),V_.copy(a.position),V_.add(l[e]),a.up.copy(d[e]),a.lookAt(V_),a.updateMatrixWorld(),o.makeTranslation(-O_.x,-O_.y,-O_.z),U_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(U_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const X_=(e,t)=>Yi(new q_(e,t));class K_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||xa(this.color).setGroup(fa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Qs.FRAME}getHash(){return this.light.uuid}getLightVector(e){return r_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return D_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Yi(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const Y_=an(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),Q_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=Y_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Z_ extends K_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(2).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return X_(this.light)}setupDirect(e){return Q_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const J_=an(([e=Rl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),ev=an(([e=Rl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=hn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=bu(s.greaterThan(1),0,1);return i}),tv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=mn(e).toVar();return bu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),rv=an(([e,t])=>{const r=mn(t).toVar(),s=hn(e).toVar();return bu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),sv=an(([e])=>{const t=hn(e).toVar();return pn(bo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),iv=an(([e,t])=>{const r=hn(e).toVar();return t.assign(sv(r)),r.sub(hn(t))}),nv=gb([an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=hn(s).toVar(),l=hn(r).toVar(),d=hn(t).toVar(),c=hn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=Tn(s).toVar(),l=Tn(r).toVar(),d=Tn(t).toVar(),c=Tn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),av=gb([an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=hn(o).toVar(),m=hn(a).toVar(),f=hn(n).toVar(),y=hn(i).toVar(),b=hn(s).toVar(),x=hn(r).toVar(),T=hn(t).toVar(),_=hn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=Tn(o).toVar(),m=Tn(a).toVar(),f=Tn(n).toVar(),y=Tn(i).toVar(),b=Tn(s).toVar(),x=Tn(r).toVar(),T=Tn(t).toVar(),_=Tn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),ov=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=gn(e).toVar(),a=gn(n.bitAnd(gn(7))).toVar(),o=hn(tv(a.lessThan(gn(4)),i,s)).toVar(),u=hn(Ma(2,tv(a.lessThan(gn(4)),s,i))).toVar();return rv(o,mn(a.bitAnd(gn(1)))).add(rv(u,mn(a.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),uv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=gn(e).toVar(),u=gn(o.bitAnd(gn(15))).toVar(),l=hn(tv(u.lessThan(gn(8)),a,n)).toVar(),d=hn(tv(u.lessThan(gn(4)),n,tv(u.equal(gn(12)).or(u.equal(gn(14))),a,i))).toVar();return rv(l,mn(u.bitAnd(gn(1)))).add(rv(d,mn(u.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),lv=gb([ov,uv]),dv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=vn(e).toVar();return Tn(lv(n.x,i,s),lv(n.y,i,s),lv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=vn(e).toVar();return Tn(lv(o.x,a,n,i),lv(o.y,a,n,i),lv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),hv=gb([dv,cv]),pv=an(([e])=>{const t=hn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),gv=an(([e])=>{const t=hn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),mv=gb([pv,an(([e])=>{const t=Tn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),fv=gb([gv,an(([e])=>{const t=Tn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),yv=an(([e,t])=>{const r=pn(t).toVar(),s=gn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(pn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),bv=an(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(yv(r,pn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(yv(r,pn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(4))),t.addAssign(e)}),xv=an(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar();return s.bitXorAssign(i),s.subAssign(yv(i,pn(14))),n.bitXorAssign(s),n.subAssign(yv(s,pn(11))),i.bitXorAssign(n),i.subAssign(yv(n,pn(25))),s.bitXorAssign(i),s.subAssign(yv(i,pn(16))),n.bitXorAssign(s),n.subAssign(yv(s,pn(4))),i.bitXorAssign(n),i.subAssign(yv(n,pn(14))),s.bitXorAssign(i),s.subAssign(yv(i,pn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Tv=an(([e])=>{const t=gn(e).toVar();return hn(t).div(hn(gn(pn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),_v=an(([e])=>{const t=hn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),vv=gb([an(([e])=>{const t=pn(e).toVar(),r=gn(gn(1)).toVar(),s=gn(gn(pn(3735928559)).add(r.shiftLeft(gn(2))).add(gn(13))).toVar();return xv(s.add(gn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(gn(2)).toVar(),n=gn().toVar(),a=gn().toVar(),o=gn().toVar();return n.assign(a.assign(o.assign(gn(pn(3735928559)).add(i.shiftLeft(gn(2))).add(gn(13))))),n.addAssign(gn(s)),a.addAssign(gn(r)),xv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(gn(3)).toVar(),o=gn().toVar(),u=gn().toVar(),l=gn().toVar();return o.assign(u.assign(l.assign(gn(pn(3735928559)).add(a.shiftLeft(gn(2))).add(gn(13))))),o.addAssign(gn(n)),u.addAssign(gn(i)),l.addAssign(gn(s)),xv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),an(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=pn(e).toVar(),u=gn(gn(4)).toVar(),l=gn().toVar(),d=gn().toVar(),c=gn().toVar();return l.assign(d.assign(c.assign(gn(pn(3735928559)).add(u.shiftLeft(gn(2))).add(gn(13))))),l.addAssign(gn(o)),d.addAssign(gn(a)),c.addAssign(gn(n)),bv(l,d,c),l.addAssign(gn(i)),xv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),an(([e,t,r,s,i])=>{const n=pn(i).toVar(),a=pn(s).toVar(),o=pn(r).toVar(),u=pn(t).toVar(),l=pn(e).toVar(),d=gn(gn(5)).toVar(),c=gn().toVar(),h=gn().toVar(),p=gn().toVar();return c.assign(h.assign(p.assign(gn(pn(3735928559)).add(d.shiftLeft(gn(2))).add(gn(13))))),c.addAssign(gn(l)),h.addAssign(gn(u)),p.addAssign(gn(o)),bv(c,h,p),c.addAssign(gn(a)),h.addAssign(gn(n)),xv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Nv=gb([an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(vv(s,r)).toVar(),n=vn().toVar();return n.x.assign(i.bitAnd(pn(255))),n.y.assign(i.shiftRight(pn(8)).bitAnd(pn(255))),n.z.assign(i.shiftRight(pn(16)).bitAnd(pn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(vv(n,i,s)).toVar(),o=vn().toVar();return o.x.assign(a.bitAnd(pn(255))),o.y.assign(a.shiftRight(pn(8)).bitAnd(pn(255))),o.z.assign(a.shiftRight(pn(16)).bitAnd(pn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Sv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=hn(nv(lv(vv(r,s),i,n),lv(vv(r.add(pn(1)),s),i.sub(1),n),lv(vv(r,s.add(pn(1))),i,n.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=hn(av(lv(vv(r,s,i),n,a,o),lv(vv(r.add(pn(1)),s,i),n.sub(1),a,o),lv(vv(r,s.add(pn(1)),i),n,a.sub(1),o),lv(vv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),lv(vv(r,s,i.add(pn(1))),n,a,o.sub(1)),lv(vv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),lv(vv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Rv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=Tn(nv(hv(Nv(r,s),i,n),hv(Nv(r.add(pn(1)),s),i.sub(1),n),hv(Nv(r,s.add(pn(1))),i,n.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=Tn(av(hv(Nv(r,s,i),n,a,o),hv(Nv(r.add(pn(1)),s,i),n.sub(1),a,o),hv(Nv(r,s.add(pn(1)),i),n,a.sub(1),o),hv(Nv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),hv(Nv(r,s,i.add(pn(1))),n,a,o.sub(1)),hv(Nv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),hv(Nv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Av=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tv(vv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tv(vv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tv(vv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tv(vv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Ev=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tn(Tv(vv(r,pn(0))),Tv(vv(r,pn(1))),Tv(vv(r,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tn(Tv(vv(r,s,pn(0))),Tv(vv(r,s,pn(1))),Tv(vv(r,s,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tn(Tv(vv(r,s,i,pn(0))),Tv(vv(r,s,i,pn(1))),Tv(vv(r,s,i,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tn(Tv(vv(r,s,i,n,pn(0))),Tv(vv(r,s,i,n,pn(1))),Tv(vv(r,s,i,n,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),wv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=hn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Sv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Rv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Mv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar();return fn(wv(o,a,n,i),wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Bv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(Cv(o,a,n,i)).toVar(),l=hn(wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i)).toVar();return Sn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Lv=gb([an(([e,t,r,s,i,n,a])=>{const o=pn(a).toVar(),u=hn(n).toVar(),l=pn(i).toVar(),d=pn(s).toVar(),c=pn(r).toVar(),h=pn(t).toVar(),p=fn(e).toVar(),g=Tn(Ev(fn(h.add(d),c.add(l)))).toVar(),m=fn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=fn(fn(hn(h),hn(c)).add(m)).toVar(),y=fn(f.sub(p)).toVar();return ln(o.equal(pn(2)),()=>wo(y.x).add(wo(y.y))),ln(o.equal(pn(3)),()=>Wo(wo(y.x),wo(y.y))),Ko(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),an(([e,t,r,s,i,n,a,o,u])=>{const l=pn(u).toVar(),d=hn(o).toVar(),c=pn(a).toVar(),h=pn(n).toVar(),p=pn(i).toVar(),g=pn(s).toVar(),m=pn(r).toVar(),f=pn(t).toVar(),y=Tn(e).toVar(),b=Tn(Ev(Tn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Tn(Tn(hn(f),hn(m),hn(g)).add(b)).toVar(),T=Tn(x.sub(y)).toVar();return ln(l.equal(pn(2)),()=>wo(T.x).add(wo(T.y)).add(wo(T.z))),ln(l.equal(pn(3)),()=>Wo(wo(T.x),wo(T.y),wo(T.z))),Ko(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Pv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Fv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Dv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Iv=gb([Pv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Uv=gb([Fv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Ov=gb([Dv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Vv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=fn(t).toVar(),p=fn(r).toVar(),g=fn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return ln(c.equal(pn(0)),()=>{N.assign(Rv(v))}),ln(c.equal(pn(1)),()=>{N.assign(Ev(v))}),ln(c.equal(pn(2)),()=>{N.assign(Ov(v,m,pn(0)))}),ln(c.equal(pn(3)),()=>{N.assign(Cv(Tn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),ln(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),kv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=Vs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return CN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,on(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new tN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new iN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new nN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Xx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Dy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new oN,this.stack=Uy();for(const r of ti)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new Xp),e.build(this)}else this.addFlow("compute",e);for(const e of ti){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of ri){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=EN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new bN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new xN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new TN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new _N(e);else if("color"===t)s=new vN(e);else if("mat2"===t)s=new NN(e);else if("mat3"===t)s=new SN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new RN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${tt} - Node System\n`}}class LN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===Qs.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===Qs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class PN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}PN.isNodeFunctionInput=!0;class FN extends K_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:s_(this.light),lightColor:e}}}const DN=new a,IN=new a;let UN=null;class ON extends K_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=xa(new r).setGroup(fa),this.halfWidth=xa(new r).setGroup(fa),this.updateType=Qs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;IN.identity(),DN.copy(t.matrixWorld),DN.premultiply(r),IN.extractRotation(DN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(IN),this.halfHeight.value.applyMatrix4(IN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(UN.LTC_FLOAT_1),r=Pl(UN.LTC_FLOAT_2)):(t=Pl(UN.LTC_HALF_1),r=Pl(UN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:r_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){UN=e}}class VN extends K_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=xa(0).setGroup(fa),this.penumbraCosNode=xa(0).setGroup(fa),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(0).setGroup(fa),this.colorNode=xa(this.color).setGroup(fa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=JT(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(s_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=Y_({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Pl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class kN extends VN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,fn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const GN=an(([e,t])=>{const r=e.abs().sub(t);return Mo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class zN extends VN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=hn(0),r=this.penumbraCosNode,s=ZT(this.light).mul(e.context.positionWorld||Pd);return ln(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=GN(e.xy.sub(fn(.5)),fn(.5)),n=Ba(-1,Ca(1,Ao(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class $N extends K_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class WN extends K_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=e_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=xa(new e).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=qd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class HN extends K_{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Vl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=Xv(qd,this.lightProbe);e.context.irradiance.addAssign(t)}}class jN{parseFunction(){d("Abstract function.")}}class qN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}qN.isNodeFunction=!0;const XN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,KN=/[a-z_0-9]+/gi,YN="#pragma main";class QN extends qN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(YN),r=-1!==t?e.slice(t+12):e,s=r.match(XN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=KN.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new Xp),n.build(),o("TSL: "+e)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new eN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){eS[0]=e,eS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(eS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&tS.push(t.getCacheKey(!0)),i&&tS.push(i.getCacheKey()),n&&tS.push(n.getCacheKey()),tS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),tS.push(this.renderer.shadowMap.enabled?1:0),tS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Ds(tS),this.callHashCache.set(eS,s),tS.length=0}return eS.length=0,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===oe||r.mapping===ue||r.mapping===Se){if(e.backgroundBlurriness>0||r.mapping===Se)return mf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),hg(e)}}if(!0===r.isTexture)return Pl(r,Hl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=mc("color","color",r).setGroup(fa),t=mc("density","float",r).setGroup(fa);return aT(e,nT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(fa),t=mc("near","float",r).setGroup(fa),s=mc("far","float",r).setGroup(fa);return aT(e,iT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?hc(r):!0===r.isTexture?Pl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return JN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?fx(e,Tn(Hl,kl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Hl).renderOutput(t.toneMapping,t.currentColorSpace);return JN.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new LN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const sS=new Ge;class iS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new hS(i.framebufferWidth,i.framebufferHeight,{format:Ne,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=3&i.layers.mask,a.layers.mask=5&i.layers.mask;const o=e.parent,u=i.cameras;fS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function TS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function _S(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(e,t,this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new rS(this,r),this._animation=new Kf(this,this._nodes,this.info),this._attributes=new oy(r),this._background=new Qv(this,this._nodes),this._geometries=new dy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new yy(r,this._nodes),this._bindings=new by(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new ey(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Sy(this.lighting),this._bundles=new oS,this._renderContexts=new By,this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._compilationPromises,u=!0===e.isScene?e:NS;null===r&&(r=e);const l=this._renderTarget,d=this._renderContexts.get(r,t,l,this._mrt),c=this._activeMipmapLevel,h=[];this._currentRenderContext=d,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=h,s.renderId++,s.update(),d.depth=this.depth,d.stencil=this.stencil,d.clippingContext||(d.clippingContext=new iS),d.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,l);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,d.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)}),p.finish(),null!==l){this._textures.updateRenderTarget(l,c);const e=this._textures.get(l);d.textures=e.textures,d.depthTexture=e.depthTexture}else d.textures=null,d.depthTexture=null;this._background.update(u,p,d);const g=p.opaque,m=p.transparent,f=p.transparentDoublePass,y=p.lightsNode;!0===this.opaque&&g.length>0&&this._renderObjects(g,t,u,y),!0===this.transparent&&m.length>0&&this._renderTransparents(m,f,t,u,y),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._compilationPromises=o,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(h)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=wd,t.modelNormalViewMatrix=Cd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===wd&&e.modelNormalViewMatrix===Cd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getColorBufferType(){return this._colorBufferType}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=T,p.viewportValue.maxDepth=_,p.viewport=!1===p.viewportValue.equals(RS),p.scissorValue.copy(b).multiplyScalar(x).floor(),p.scissor=f._scissorTest&&!1===p.scissorValue.equals(RS),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new iS),p.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,h);const v=t.isArrayCamera?ES:AS;t.isArrayCamera||(wS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(wS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,p.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==h){this._textures.updateRenderTarget(h,c);const e=this._textures.get(h);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=h,p.depth=h.depthBuffer,p.stencil=h.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=SS.width,p.height=SS.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=d,p.activeMipmapLevel=c,p.occlusionQueryCount=N.occlusionQueryCount,p.scissorValue.max(CS.set(0,0,0,0)),p.scissorValue.x+p.scissorValue.width>p.width&&(p.scissorValue.width=Math.max(p.width-p.scissorValue.x,0)),p.scissorValue.y+p.scissorValue.height>p.height&&(p.scissorValue.height=Math.max(p.height-p.scissorValue.y,0)),this._background.update(u,N,p),p.camera=t,this.backend.beginRender(p);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,u,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,u,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,u,R),this.backend.finishRender(p),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,null!==s&&(this.setRenderTarget(l,d,c),this._renderOutput(h)),u.onAfterRender(this,e,t,h),this.inspector.finishRender(this.backend.getTimestampUID(p)),p}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.getForClear(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer,i.clearColorValue=this.backend.getClearColor(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=CS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=CS.copy(t).floor()}else t=CS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&CS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(wS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,CS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),CS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(wS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=w;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=it;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=C}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);e.side=null===i.shadowSide?i.side:i.shadowSide,null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===C&&!1===i.forceSinglePass?(i.side=w,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=it,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=C):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class BS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class LS extends BS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(ay-e%ay)%ay;var e}get buffer(){return this._buffer}update(){return!0}}class PS extends LS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let FS=0;class DS extends PS{constructor(e,t){super("UniformBuffer_"+FS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class IS extends PS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let kS=0;class GS extends VS{constructor(e,t){super(e,t),this.id=kS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class zS extends GS{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class $S extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class WS extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const HS={bitcast_int_uint:new jx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new jx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},jS={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},qS={low:"lowp",medium:"mediump",high:"highp"},XS={swizzleAssign:!0,storageBuffer:!1},KS={perspective:"smooth",linear:"noperspective"},YS={centroid:"centroid"},QS="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class ZS extends BN{constructor(e,t){super(e,t,new ZN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=HS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==HS[e]&&this._include(e),jS[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?mt:ft;2===s?n=i?Tt:V:3===s?n=i?_t:vt:4===s&&(n=i?Nt:Ne);const a={Float32Array:H,Uint8Array:ke,Uint16Array:xt,Uint32Array:S,Int8Array:bt,Int16Array:yt,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?s:"";t=`${e.name} {\n\t${r} ${i.name}[${n}];\n};\n`}else{t=`${this.getVectorType(i.type)} ${this.getPropertyName(i,e)};`,n=!0}const a=i.node.precision;if(null!==a&&(t=qS[a]+" "+t),n){t="\t"+t;const e=i.groupNode.name;(s[e]||(s[e]=[])).push(t)}else t="uniform "+t,r.push(t)}let i="";for(const t in s){const r=s[t];i+=this._getGLSLUniformStruct(e+"_"+t,r.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${KS[s.interpolationType]||s.interpolationType} ${YS[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${KS[e.interpolationType]||e.interpolationType} ${YS[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=XS[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}XS[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new zS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new $S(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new WS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new DS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let n=e[o];void 0===n&&(n=new OS(r+"_"+o,s),e[o]=n,u.push(n)),a=this.getNodeUniform(i,t),n.addUniform(a)}n.uniformGPU=a}return i}}let JS=null,eR=null;class tR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[St.RENDER]:null,[St.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?St.COMPUTE:St.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return JS=JS||new t,this.renderer.getDrawingBufferSize(JS)}setScissorTest(){}getClearColor(){const e=this.renderer;return eR=eR||new Fy,e.getClearColor(eR),eR.getRGB(eR),eR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Rt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${tt} webgpu`),this.domElement=e),e}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}dispose(){}}let rR,sR,iR=0;class nR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class aR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:iR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new nR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let lR,dR,cR,hR=!1;class pR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===hR&&(this._init(),hR=!0)}_init(){const e=this.gl;lR={[Ir]:e.REPEAT,[ye]:e.CLAMP_TO_EDGE,[Dr]:e.MIRRORED_REPEAT},dR={[A]:e.NEAREST,[Ur]:e.NEAREST_MIPMAP_NEAREST,[Je]:e.NEAREST_MIPMAP_LINEAR,[ne]:e.LINEAR,[Ze]:e.LINEAR_MIPMAP_NEAREST,[q]:e.LINEAR_MIPMAP_LINEAR},cR={[Wr]:e.NEVER,[$r]:e.ALWAYS,[qe]:e.LESS,[zr]:e.LEQUAL,[Gr]:e.EQUAL,[kr]:e.GEQUAL,[Vr]:e.GREATER,[Or]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,lR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,lR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,lR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,dR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===ne&&u?q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,dR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,cR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===A)return;if(t.minFilter!==Je&&t.minFilter!==q)return;if(t.type===H&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();o.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function gR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class mR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class fR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const yR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class bR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class _R extends tR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new mR(this),this.capabilities=new fR(this),this.attributeUtils=new aR(this),this.textureUtils=new pR(this),this.bufferRenderer=new bR(this),this.state=new oR(this),this.utils=new uR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed")}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new TR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(St.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1&&u.setMRTBlending(i.textures),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;const N=()=>{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eyR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Ey(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const vR="point-list",NR="line-list",SR="line-strip",RR="triangle-list",AR="triangle-strip",ER="undefined"!=typeof self?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},wR="never",CR="less",MR="equal",BR="less-equal",LR="greater",PR="not-equal",FR="greater-equal",DR="always",IR="store",UR="load",OR="clear",VR="ccw",kR="cw",GR="none",zR="back",$R="uint16",WR="uint32",HR="r8unorm",jR="r8snorm",qR="r8uint",XR="r8sint",KR="r16uint",YR="r16sint",QR="r16float",ZR="rg8unorm",JR="rg8snorm",eA="rg8uint",tA="rg8sint",rA="r32uint",sA="r32sint",iA="r32float",nA="rg16uint",aA="rg16sint",oA="rg16float",uA="rgba8unorm",lA="rgba8unorm-srgb",dA="rgba8snorm",cA="rgba8uint",hA="rgba8sint",pA="bgra8unorm",gA="bgra8unorm-srgb",mA="rgb9e5ufloat",fA="rgb10a2unorm",yA="rg11b10ufloat",bA="rg32uint",xA="rg32sint",TA="rg32float",_A="rgba16uint",vA="rgba16sint",NA="rgba16float",SA="rgba32uint",RA="rgba32sint",AA="rgba32float",EA="depth16unorm",wA="depth24plus",CA="depth24plus-stencil8",MA="depth32float",BA="depth32float-stencil8",LA="bc1-rgba-unorm",PA="bc1-rgba-unorm-srgb",FA="bc2-rgba-unorm",DA="bc2-rgba-unorm-srgb",IA="bc3-rgba-unorm",UA="bc3-rgba-unorm-srgb",OA="bc4-r-unorm",VA="bc4-r-snorm",kA="bc5-rg-unorm",GA="bc5-rg-snorm",zA="bc6h-rgb-ufloat",$A="bc6h-rgb-float",WA="bc7-rgba-unorm",HA="bc7-rgba-unorm-srgb",jA="etc2-rgb8unorm",qA="etc2-rgb8unorm-srgb",XA="etc2-rgb8a1unorm",KA="etc2-rgb8a1unorm-srgb",YA="etc2-rgba8unorm",QA="etc2-rgba8unorm-srgb",ZA="eac-r11unorm",JA="eac-r11snorm",eE="eac-rg11unorm",tE="eac-rg11snorm",rE="astc-4x4-unorm",sE="astc-4x4-unorm-srgb",iE="astc-5x4-unorm",nE="astc-5x4-unorm-srgb",aE="astc-5x5-unorm",oE="astc-5x5-unorm-srgb",uE="astc-6x5-unorm",lE="astc-6x5-unorm-srgb",dE="astc-6x6-unorm",cE="astc-6x6-unorm-srgb",hE="astc-8x5-unorm",pE="astc-8x5-unorm-srgb",gE="astc-8x6-unorm",mE="astc-8x6-unorm-srgb",fE="astc-8x8-unorm",yE="astc-8x8-unorm-srgb",bE="astc-10x5-unorm",xE="astc-10x5-unorm-srgb",TE="astc-10x6-unorm",_E="astc-10x6-unorm-srgb",vE="astc-10x8-unorm",NE="astc-10x8-unorm-srgb",SE="astc-10x10-unorm",RE="astc-10x10-unorm-srgb",AE="astc-12x10-unorm",EE="astc-12x10-unorm-srgb",wE="astc-12x12-unorm",CE="astc-12x12-unorm-srgb",ME="clamp-to-edge",BE="repeat",LE="mirror-repeat",PE="linear",FE="nearest",DE="zero",IE="one",UE="src",OE="one-minus-src",VE="src-alpha",kE="one-minus-src-alpha",GE="dst",zE="one-minus-dst",$E="dst-alpha",WE="one-minus-dst-alpha",HE="src-alpha-saturated",jE="constant",qE="one-minus-constant",XE="add",KE="subtract",YE="reverse-subtract",QE="min",ZE="max",JE=0,ew=15,tw="keep",rw="zero",sw="replace",iw="invert",nw="increment-clamp",aw="decrement-clamp",ow="increment-wrap",uw="decrement-wrap",lw="storage",dw="read-only-storage",cw="write-only",hw="read-only",pw="read-write",gw="non-filtering",mw="comparison",fw="float",yw="unfilterable-float",bw="depth",xw="sint",Tw="uint",_w="2d",vw="3d",Nw="2d",Sw="2d-array",Rw="cube",Aw="3d",Ew="all",ww="vertex",Cw="instance",Mw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},Bw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Lw extends VS{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Pw extends LS{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Fw=0;class Dw extends Pw{constructor(e,t){super("StorageBuffer_"+Fw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:Js.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class Iw extends ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:PE}),this.flipYSampler=e.createSampler({minFilter:FE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:OR,storeOp:IR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r});const a=[];for(let o=1;o0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Iw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,zw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,$w={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class Ww extends qN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Gw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=zw.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class Hw extends jN{parseFunction(e){return new Ww(e)}}const jw={[Js.READ_ONLY]:"read",[Js.WRITE_ONLY]:"write",[Js.READ_WRITE]:"read_write"},qw={[Ir]:"repeat",[ye]:"clamp",[Dr]:"mirror"},Xw={vertex:ER.VERTEX,fragment:ER.FRAGMENT,compute:ER.COMPUTE},Kw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Yw={"^^":"tsl_xor"},Qw={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},Zw={},Jw={tsl_xor:new jx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new jx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new jx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new jx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new jx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new jx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new jx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new jx("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new jx("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new jx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new jx("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new jx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new jx("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},eC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let tC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(tC+="diagnostic( off, derivative_uniformity );\n");class rC extends BN{constructor(e,t){super(e,t,new Hw),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${qw[e.wrapS]}S_${qw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Zw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(Jw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ye?(s.push(Jw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Dr?(s.push(Jw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",Zw[t]=r=new jx(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new pl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new pl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new pl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, u32( ${i} ) )`}generateTextureLod(e,t,r,s,i,n="0u"){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);const l=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`;return this.generateTextureLoad(e,t,l,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===H||!1===this.isSampleCompare(e)&&e.minFilter===A&&e.magFilter===A||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=Yw[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),Js.READ_WRITE):Js.READ_ONLY:e.access}getStorageAccess(e,t){return jw[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);if("texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new WS(i.name,i.node,o,n):new zS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new $S(i.name,i.node,o,n):"texture3D"===t&&(s=new WS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Xw[r]),!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Lw(`${i.name}_sampler`,i.node,o);e.setVisibility(Xw[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?DS:Dw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Xw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let s=e[u];void 0===s&&(s=new OS(u,o),s.setVisibility(Xw[r]),e[u]=s,l.push(s)),a=this.getNodeUniform(i,t),s.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=kw(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=this.getType(this.getVectorType(i.type)),t=i.groupNode.name;(n[t]||(n[t]={index:a.binding++,id:a.group,snippets:[]})).snippets.push(`\t${i.name} : ${e}`)}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let a=r.join("\n");return a+=s.join("\n"),a+=i.join("\n"),a}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.Vertex = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return Qw[e]||e}isAvailable(e){let t=Kw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Kw[e]=t),t}_getWGSLMethod(e){return void 0!==Jw[e]&&this._include(e),eC[e]}_include(e){const t=Jw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${tC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class sC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=CA:e.depth&&(t=wA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?vR:e.isLineSegments||e.isMesh&&!0===t.wireframe?NR:e.isLine?SR:e.isMesh?RR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return pA;if(e===fe)return NA;throw new Error("Unsupported outputType")}}const iC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&iC.set(Float16Array,["float16"]);const nC=new Map([[et,["float16"]]]),aC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class oC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e1&&(s.multisampled=!0,r.texture.isDepthTexture||(s.sampleType=yw)),r.texture.isDepthTexture)t.compatibilityMode&&null===r.texture.compareFunction?s.sampleType=yw:s.sampleType=bw;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){const e=r.texture.type;e===R?s.sampleType=xw:e===S?s.sampleType=Tw:e===H&&(this.backend.hasFeature("float32-filterable")?s.sampleType=fw:s.sampleType=yw)}r.isSampledCubeTexture?s.viewDimension=Rw:r.texture.isArrayTexture||r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?s.viewDimension=Sw:r.isSampledTexture3D&&(s.viewDimension=Aw),e.texture=s}else if(r.isSampler){const s={};r.texture.isDepthTexture&&(null!==r.texture.compareFunction?s.type=mw:t.compatibilityMode&&(s.type=gw)),e.sampler=s}else o(`WebGPUBindingUtils: Unsupported binding "${r}".`);s.push(e)}return r.createBindGroupLayout({entries:s})}createBindings(e,t,r,s=0){const{backend:i,bindGroupLayoutCache:n}=this,a=i.get(e);let o,u=n.get(e.bindingsReference);void 0===u&&(u=this.createBindingsLayout(e),n.set(e.bindingsReference,u)),r>0&&(void 0===a.groups&&(a.groups=[],a.versions=[]),a.versions[r]===s&&(o=a.groups[r])),void 0===o&&(o=this.createBindGroup(e,u),r>0&&(a.groups[r]=o,a.versions[r]=s)),a.group=o,a.layout=u}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const t=qr(s),a=t?1:s.BYTES_PER_ELEMENT;for(let e=0,o=n.length;e1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Ew;let o;o=t.isSampledCubeTexture?Rw:t.isSampledTexture3D?Aw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Sw:Nw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}}class lC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t);p.push(e.layout)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===Z||s.blending===Qe&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},E=e.context.depth,w=e.context.stencil;if(!0!==E&&!0!==w||(!0===E&&(A.format=N,A.depthWriteEnabled=s.depthWrite,A.depthCompare=v),!0===w&&(A.stencilFront=f,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),R.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(R)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e);a.push(t.layout)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===nt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:XE},r={srcFactor:i,dstFactor:n,operation:XE}};if(e.premultipliedAlpha)switch(s){case Qe:i(IE,kE,IE,kE);break;case $t:i(IE,IE,IE,IE);break;case zt:i(DE,OE,DE,IE);break;case Gt:i(GE,kE,DE,IE)}else switch(s){case Qe:i(VE,kE,IE,kE);break;case $t:i(VE,IE,IE,IE);break;case zt:o("WebGPURenderer: SubtractiveBlending requires material.premultipliedAlpha = true");break;case Gt:o("WebGPURenderer: MultiplyBlending requires material.premultipliedAlpha = true")}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ot:t=DE;break;case Ut:t=IE;break;case It:t=UE;break;case Bt:t=OE;break;case Dt:t=VE;break;case Mt:t=kE;break;case Pt:t=GE;break;case Ct:t=zE;break;case Lt:t=$E;break;case wt:t=WE;break;case Ft:t=HE;break;case 211:t=jE;break;case 212:t=qE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ts:t=wR;break;case es:t=DR;break;case Jr:t=CR;break;case Zr:t=BR;break;case Qr:t=MR;break;case Yr:t=FR;break;case Kr:t=LR;break;case Xr:t=PR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ls:t=tw;break;case us:t=rw;break;case os:t=sw;break;case as:t=iw;break;case ns:t=nw;break;case is:t=aw;break;case ss:t=ow;break;case rs:t=uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case at:t=XE;break;case Et:t=KE;break;case At:t=YE;break;case cs:t=QE;break;case ds:t=ZE;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?$R:WR);let n=r.side===w;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?kR:VR,s.cullMode=r.side===C?GR:zR,s}_getColorWriteMask(e){return!0===e.colorWrite?ew:JE}_getDepthCompare(e){let t;if(!1===e.depthTest)t=DR;else{const r=e.depthFunc;switch(r){case Qt:t=wR;break;case Yt:t=DR;break;case Kt:t=CR;break;case Xt:t=BR;break;case qt:t=MR;break;case jt:t=FR;break;case Ht:t=LR;break;case Wt:t=PR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class dC extends xR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class cC extends tR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new sC(this),this.attributeUtils=new oC(this),this.bindingUtils=new uC(this),this.pipelineUtils=new lC(this),this.textureUtils=new Vw(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Mw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;r.lost.then(t=>{const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Mw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===fe?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:UR}),this.initTimestampQuery(St.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndexedIndirect(t,r)}else s.drawIndexed(i,n,a,0,0);t.update(r,i,n)}else{const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndirect(t,r)}else s.draw(i,n,a,0);t.update(r,i,n)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new _R(e)));super(new t(e),e),this.library=new gC,this.isWebGPURenderer=!0}}class fC extends Rs{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class yC{constructor(e,t=Sn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Xp;r.name="PostProcessing",this._quadMesh=new Wb(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterPostProcessing&&this._context.onAfterPostProcessing()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=yl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class bC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=ne,this.minFilter=ne,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class xC extends sx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class TC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Es(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),hn()):Yi(new this.nodes[e])}}class _C extends ws{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class vC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new TC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new _C;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Fs=e=>Ps(e),Ds=e=>Ps(e),Is=(...e)=>Ps(e),Us=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Os=new WeakMap;function Vs(e){return Us.get(e)}function ks(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Gs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function zs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function $s(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Hs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Xs(u[0]):null}function js(e){let t=Os.get(e);return void 0===t&&(t={},Os.set(e,t)),t}function qs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ks=Object.freeze({__proto__:null,arrayBufferToBase64:qs,base64ToArrayBuffer:Xs,getAlignmentFromType:$s,getDataFromObject:js,getLengthFromType:Gs,getMemoryLengthFromType:zs,getTypeFromLength:Vs,getTypedArrayFromType:ks,getValueFromType:Hs,getValueType:Ws,hash:Is,hashArray:Ds,hashString:Fs});const Ys={VERTEX:"vertex",FRAGMENT:"fragment"},Qs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Zs={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Js={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ei=["fragment","vertex"],ti=["setup","analyze","generate"],ri=[...ei,"compute"],si=["x","y","z","w"],ii={analyze:"setup",generate:"analyze"};let ni=0;class ai extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Qs.NONE,this.updateBeforeType=Qs.NONE,this.updateAfterType=Qs.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ni++})}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,Qs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Qs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Qs.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}class oi extends ai{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ui extends ai{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class li extends ai{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class di extends li{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const ci=si.join("");class hi extends ai{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(si.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===ci.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class pi extends li{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");ai.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==xi?xi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=Ti.get("assign");return this.addToStack(t(...e))}},ai.prototype.toVarIntent=function(){return this},ai.prototype.get=function(e){return new bi(this,e)};const Ni={};function Si(e,t,r){Ni[e]=Ni[t]=Ni[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new hi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();ai.prototype["set"+s]=ai.prototype["set"+i]=ai.prototype["set"+n]=function(t){const r=vi(e);return new pi(this,r,Yi(t))},ai.prototype["flip"+s]=ai.prototype["flip"+i]=ai.prototype["flip"+n]=function(){const t=vi(e);return new gi(this,t)}}const Ri=["x","y","z","w"],Ai=["r","g","b","a"],Ei=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ri[e],r=Ai[e],s=Ei[e];Si(t,r,s);for(let i=0;i<4;i++){t=Ri[e]+Ri[i],r=Ai[e]+Ai[i],s=Ei[e]+Ei[i],Si(t,r,s);for(let n=0;n<4;n++){t=Ri[e]+Ri[i]+Ri[n],r=Ai[e]+Ai[i]+Ai[n],s=Ei[e]+Ei[i]+Ei[n],Si(t,r,s);for(let a=0;a<4;a++)t=Ri[e]+Ri[i]+Ri[n]+Ri[a],r=Ai[e]+Ai[i]+Ai[n]+Ai[a],s=Ei[e]+Ei[i]+Ei[n]+Ei[a],Si(t,r,s)}}}for(let e=0;e<32;e++)Ni[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new oi(this,new yi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Yi(t))}};Object.defineProperties(ai.prototype,Ni);const wi=new WeakMap,Ci=function(e,t=null){for(const r in e)e[r]=Yi(e[r],t);return e},Mi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...Ji(d(t)))):null!==r?(r=Yi(r),n=(...s)=>i(new e(t,...Ji(d(s)),r))):n=(...r)=>i(new e(t,...Ji(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Li=function(e,...t){return Yi(new e(...Ji(t)))};class Pi extends ai{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=wi.get(e.constructor);void 0===s&&(s=new WeakMap,wi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Yi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Zi(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Yi(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return Zi(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Yi(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof ai&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Yi(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Yi(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Fi extends ai{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Pi(this,e)}setup(){return this.call()}}const Di=[!1,!0],Ii=[0,1,2,3],Ui=[-1,-2],Oi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],Vi=new Map;for(const e of Di)Vi.set(e,new yi(e));const ki=new Map;for(const e of Ii)ki.set(e,new yi(e,"uint"));const Gi=new Map([...ki].map(e=>new yi(e.value,"int")));for(const e of Ui)Gi.set(e,new yi(e,"int"));const zi=new Map([...Gi].map(e=>new yi(e.value)));for(const e of Oi)zi.set(e,new yi(e));for(const e of Oi)zi.set(-e,new yi(-e));const $i={bool:Vi,uint:ki,ints:Gi,float:zi},Wi=new Map([...Vi,...zi]),Hi=(e,t)=>Wi.has(e)?Wi.get(e):!0===e.isNode?e:new yi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),Yi(new yi(0,e));if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Hs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Qi(t.get(r[0]));if(1===r.length){const t=Hi(r[0],e);return t.nodeType===e?Qi(t):Qi(new ui(t,e))}const s=r.map(e=>Hi(e));return Qi(new di(s,e))}},qi=e=>"object"==typeof e&&null!==e?e.value:e,Xi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Ki(e,t){return new Fi(e,t)}const Yi=(e,t=null)=>function(e,t=null){const r=Ws(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Yi(Hi(e,t)):"shader"===r?e.isFn?e:an(e):e}(e,t),Qi=(e,t=null)=>Yi(e,t).toVarIntent(),Zi=(e,t=null)=>new Ci(e,t),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null,r=null,s=null)=>new Bi(e,t,r,s),tn=(e,...t)=>new Li(e,...t),rn=(e,t=null,r=null,s={})=>new Bi(e,t,r,{...s,intent:!0});let sn=0;class nn extends ai{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type."),t=null)),this.shaderNode=new Ki(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+sn++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".'),e.generateConst(t)}}function an(e,t=null){const r=new nn(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const on=e=>{xi=e},un=()=>xi,ln=(...e)=>xi.If(...e);function dn(e){return xi&&xi.addToStack(e),e}_i("toStack",dn);const cn=new ji("color"),hn=new ji("float",$i.float),pn=new ji("int",$i.ints),gn=new ji("uint",$i.uint),mn=new ji("bool",$i.bool),fn=new ji("vec2"),yn=new ji("ivec2"),bn=new ji("uvec2"),xn=new ji("bvec2"),Tn=new ji("vec3"),_n=new ji("ivec3"),vn=new ji("uvec3"),Nn=new ji("bvec3"),Sn=new ji("vec4"),Rn=new ji("ivec4"),An=new ji("uvec4"),En=new ji("bvec4"),wn=new ji("mat2"),Cn=new ji("mat3"),Mn=new ji("mat4");_i("toColor",cn),_i("toFloat",hn),_i("toInt",pn),_i("toUint",gn),_i("toBool",mn),_i("toVec2",fn),_i("toIVec2",yn),_i("toUVec2",bn),_i("toBVec2",xn),_i("toVec3",Tn),_i("toIVec3",_n),_i("toUVec3",vn),_i("toBVec3",Nn),_i("toVec4",Sn),_i("toIVec4",Rn),_i("toUVec4",An),_i("toBVec4",En),_i("toMat2",wn),_i("toMat3",Cn),_i("toMat4",Mn);const Bn=en(oi).setParameterLength(2),Ln=(e,t)=>Yi(new ui(Yi(e),t));_i("element",Bn),_i("convert",Ln);_i("append",e=>(d("TSL: .append() has been renamed to .toStack()."),dn(e)));class Pn extends ai{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Fs(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const Fn=(e,t)=>Yi(new Pn(e,t)),Dn=(e,t)=>Yi(new Pn(e,t,!0)),In=tn(Pn,"vec4","DiffuseColor"),Un=tn(Pn,"vec3","DiffuseContribution"),On=tn(Pn,"vec3","EmissiveColor"),Vn=tn(Pn,"float","Roughness"),kn=tn(Pn,"float","Metalness"),Gn=tn(Pn,"float","Clearcoat"),zn=tn(Pn,"float","ClearcoatRoughness"),$n=tn(Pn,"vec3","Sheen"),Wn=tn(Pn,"float","SheenRoughness"),Hn=tn(Pn,"float","Iridescence"),jn=tn(Pn,"float","IridescenceIOR"),qn=tn(Pn,"float","IridescenceThickness"),Xn=tn(Pn,"float","AlphaT"),Kn=tn(Pn,"float","Anisotropy"),Yn=tn(Pn,"vec3","AnisotropyT"),Qn=tn(Pn,"vec3","AnisotropyB"),Zn=tn(Pn,"color","SpecularColor"),Jn=tn(Pn,"color","SpecularColorBlended"),ea=tn(Pn,"float","SpecularF90"),ta=tn(Pn,"float","Shininess"),ra=tn(Pn,"vec4","Output"),sa=tn(Pn,"float","dashSize"),ia=tn(Pn,"float","gapSize"),na=tn(Pn,"float","pointWidth"),aa=tn(Pn,"float","IOR"),oa=tn(Pn,"float","Transmission"),ua=tn(Pn,"float","Thickness"),la=tn(Pn,"float","AttenuationDistance"),da=tn(Pn,"color","AttenuationColor"),ca=tn(Pn,"float","Dispersion");class ha extends ai{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const pa=e=>new ha(e),ga=(e,t=0)=>new ha(e,!0,t),ma=ga("frame"),fa=ga("render"),ya=pa("object");class ba extends mi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ya}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const xa=(e,t)=>{const r=Xi(t||e);if(r===e&&(e=Hs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return Yi(new ba(e,r))};class Ta extends li{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType&&(this.nodeType=this.values[0].getNodeType(e)),this.nodeType}getElementType(e){return this.getNodeType(e)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const _a=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Ta(null,r.length,r)}else{const r=e[0],s=e[1];t=new Ta(r,s)}return Yi(t)};_i("toArray",(e,t)=>_a(Array(t).fill(e)));class va extends li{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return si.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getNodeProperties(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?Ji(t):Zi(t[0]),new Sa(Yi(e),t));_i("call",Ra);const Aa={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ea extends li{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ea(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const wa=rn(Ea,"+").setParameterLength(2,1/0).setName("add"),Ca=rn(Ea,"-").setParameterLength(2,1/0).setName("sub"),Ma=rn(Ea,"*").setParameterLength(2,1/0).setName("mul"),Ba=rn(Ea,"/").setParameterLength(2,1/0).setName("div"),La=rn(Ea,"%").setParameterLength(2).setName("mod"),Pa=rn(Ea,"==").setParameterLength(2).setName("equal"),Fa=rn(Ea,"!=").setParameterLength(2).setName("notEqual"),Da=rn(Ea,"<").setParameterLength(2).setName("lessThan"),Ia=rn(Ea,">").setParameterLength(2).setName("greaterThan"),Ua=rn(Ea,"<=").setParameterLength(2).setName("lessThanEqual"),Oa=rn(Ea,">=").setParameterLength(2).setName("greaterThanEqual"),Va=rn(Ea,"&&").setParameterLength(2,1/0).setName("and"),ka=rn(Ea,"||").setParameterLength(2,1/0).setName("or"),Ga=rn(Ea,"!").setParameterLength(1).setName("not"),za=rn(Ea,"^^").setParameterLength(2).setName("xor"),$a=rn(Ea,"&").setParameterLength(2).setName("bitAnd"),Wa=rn(Ea,"~").setParameterLength(1).setName("bitNot"),Ha=rn(Ea,"|").setParameterLength(2).setName("bitOr"),ja=rn(Ea,"^").setParameterLength(2).setName("bitXor"),qa=rn(Ea,"<<").setParameterLength(2).setName("shiftLeft"),Xa=rn(Ea,">>").setParameterLength(2).setName("shiftRight"),Ka=an(([e])=>(e.addAssign(1),e)),Ya=an(([e])=>(e.subAssign(1),e)),Qa=an(([e])=>{const t=pn(e).toConst();return e.addAssign(1),t}),Za=an(([e])=>{const t=pn(e).toConst();return e.subAssign(1),t});_i("add",wa),_i("sub",Ca),_i("mul",Ma),_i("div",Ba),_i("mod",La),_i("equal",Pa),_i("notEqual",Fa),_i("lessThan",Da),_i("greaterThan",Ia),_i("lessThanEqual",Ua),_i("greaterThanEqual",Oa),_i("and",Va),_i("or",ka),_i("not",Ga),_i("xor",za),_i("bitAnd",$a),_i("bitNot",Wa),_i("bitOr",Ha),_i("bitXor",ja),_i("shiftLeft",qa),_i("shiftRight",Xa),_i("incrementBefore",Ka),_i("decrementBefore",Ya),_i("increment",Qa),_i("decrement",Za);const Ja=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(pn(e),pn(t)));_i("modInt",Ja);class eo extends li{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===eo.MAX||e===eo.MIN)&&arguments.length>3){let i=new eo(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===eo.LENGTH||t===eo.DISTANCE||t===eo.DOT?"float":t===eo.CROSS?"vec3":t===eo.ALL||t===eo.ANY?"bool":t===eo.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===eo.ONE_MINUS)i=Ca(1,t);else if(s===eo.RECIPROCAL)i=Ba(1,t);else if(s===eo.DIFFERENCE)i=wo(Ca(t,r));else if(s===eo.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Sn(Tn(n),0):s=Sn(Tn(s),0);const a=Ma(s,n).xyz;i=To(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===eo.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===eo.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===eo.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==eo.MIN&&r!==eo.MAX?r===eo.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===eo.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===eo.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==eo.DFDX&&r!==eo.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}eo.ALL="all",eo.ANY="any",eo.RADIANS="radians",eo.DEGREES="degrees",eo.EXP="exp",eo.EXP2="exp2",eo.LOG="log",eo.LOG2="log2",eo.SQRT="sqrt",eo.INVERSE_SQRT="inversesqrt",eo.FLOOR="floor",eo.CEIL="ceil",eo.NORMALIZE="normalize",eo.FRACT="fract",eo.SIN="sin",eo.COS="cos",eo.TAN="tan",eo.ASIN="asin",eo.ACOS="acos",eo.ATAN="atan",eo.ABS="abs",eo.SIGN="sign",eo.LENGTH="length",eo.NEGATE="negate",eo.ONE_MINUS="oneMinus",eo.DFDX="dFdx",eo.DFDY="dFdy",eo.ROUND="round",eo.RECIPROCAL="reciprocal",eo.TRUNC="trunc",eo.FWIDTH="fwidth",eo.TRANSPOSE="transpose",eo.DETERMINANT="determinant",eo.INVERSE="inverse",eo.EQUALS="equals",eo.MIN="min",eo.MAX="max",eo.STEP="step",eo.REFLECT="reflect",eo.DISTANCE="distance",eo.DIFFERENCE="difference",eo.DOT="dot",eo.CROSS="cross",eo.POW="pow",eo.TRANSFORM_DIRECTION="transformDirection",eo.MIX="mix",eo.CLAMP="clamp",eo.REFRACT="refract",eo.SMOOTHSTEP="smoothstep",eo.FACEFORWARD="faceforward";const to=hn(1e-6),ro=hn(1e6),so=hn(Math.PI),io=hn(2*Math.PI),no=hn(2*Math.PI),ao=hn(.5*Math.PI),oo=rn(eo,eo.ALL).setParameterLength(1),uo=rn(eo,eo.ANY).setParameterLength(1),lo=rn(eo,eo.RADIANS).setParameterLength(1),co=rn(eo,eo.DEGREES).setParameterLength(1),ho=rn(eo,eo.EXP).setParameterLength(1),po=rn(eo,eo.EXP2).setParameterLength(1),go=rn(eo,eo.LOG).setParameterLength(1),mo=rn(eo,eo.LOG2).setParameterLength(1),fo=rn(eo,eo.SQRT).setParameterLength(1),yo=rn(eo,eo.INVERSE_SQRT).setParameterLength(1),bo=rn(eo,eo.FLOOR).setParameterLength(1),xo=rn(eo,eo.CEIL).setParameterLength(1),To=rn(eo,eo.NORMALIZE).setParameterLength(1),_o=rn(eo,eo.FRACT).setParameterLength(1),vo=rn(eo,eo.SIN).setParameterLength(1),No=rn(eo,eo.COS).setParameterLength(1),So=rn(eo,eo.TAN).setParameterLength(1),Ro=rn(eo,eo.ASIN).setParameterLength(1),Ao=rn(eo,eo.ACOS).setParameterLength(1),Eo=rn(eo,eo.ATAN).setParameterLength(1,2),wo=rn(eo,eo.ABS).setParameterLength(1),Co=rn(eo,eo.SIGN).setParameterLength(1),Mo=rn(eo,eo.LENGTH).setParameterLength(1),Bo=rn(eo,eo.NEGATE).setParameterLength(1),Lo=rn(eo,eo.ONE_MINUS).setParameterLength(1),Po=rn(eo,eo.DFDX).setParameterLength(1),Fo=rn(eo,eo.DFDY).setParameterLength(1),Do=rn(eo,eo.ROUND).setParameterLength(1),Io=rn(eo,eo.RECIPROCAL).setParameterLength(1),Uo=rn(eo,eo.TRUNC).setParameterLength(1),Oo=rn(eo,eo.FWIDTH).setParameterLength(1),Vo=rn(eo,eo.TRANSPOSE).setParameterLength(1),ko=rn(eo,eo.DETERMINANT).setParameterLength(1),Go=rn(eo,eo.INVERSE).setParameterLength(1),zo=(e,t)=>(d('TSL: "equals" is deprecated. Use "equal" inside a vector instead, like: "bvec*( equal( ... ) )"'),Pa(e,t)),$o=rn(eo,eo.MIN).setParameterLength(2,1/0),Wo=rn(eo,eo.MAX).setParameterLength(2,1/0),Ho=rn(eo,eo.STEP).setParameterLength(2),jo=rn(eo,eo.REFLECT).setParameterLength(2),qo=rn(eo,eo.DISTANCE).setParameterLength(2),Xo=rn(eo,eo.DIFFERENCE).setParameterLength(2),Ko=rn(eo,eo.DOT).setParameterLength(2),Yo=rn(eo,eo.CROSS).setParameterLength(2),Qo=rn(eo,eo.POW).setParameterLength(2),Zo=e=>Ma(e,e),Jo=e=>Ma(e,e,e),eu=e=>Ma(e,e,e,e),tu=rn(eo,eo.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ma(Co(e),Qo(wo(e),1/3)),su=e=>Ko(e,e),iu=rn(eo,eo.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Yi(new eo(eo.CLAMP,Yi(e),Yi(t),Yi(r))),au=e=>nu(e),ou=rn(eo,eo.REFRACT).setParameterLength(3),uu=rn(eo,eo.SMOOTHSTEP).setParameterLength(3),lu=rn(eo,eo.FACEFORWARD).setParameterLength(3),du=an(([e])=>{const t=Ko(e.xy,fn(12.9898,78.233)),r=La(t,so);return _o(vo(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=(e,t)=>(d('TSL: "atan2" is overloaded. Use "atan" instead.'),Eo(e,t)),mu=lu,fu=yo;_i("all",oo),_i("any",uo),_i("equals",zo),_i("radians",lo),_i("degrees",co),_i("exp",ho),_i("exp2",po),_i("log",go),_i("log2",mo),_i("sqrt",fo),_i("inverseSqrt",yo),_i("floor",bo),_i("ceil",xo),_i("normalize",To),_i("fract",_o),_i("sin",vo),_i("cos",No),_i("tan",So),_i("asin",Ro),_i("acos",Ao),_i("atan",Eo),_i("abs",wo),_i("sign",Co),_i("length",Mo),_i("lengthSq",su),_i("negate",Bo),_i("oneMinus",Lo),_i("dFdx",Po),_i("dFdy",Fo),_i("round",Do),_i("reciprocal",Io),_i("trunc",Uo),_i("fwidth",Oo),_i("atan2",gu),_i("min",$o),_i("max",Wo),_i("step",pu),_i("reflect",jo),_i("distance",qo),_i("dot",Ko),_i("cross",Yo),_i("pow",Qo),_i("pow2",Zo),_i("pow3",Jo),_i("pow4",eu),_i("transformDirection",tu),_i("mix",cu),_i("clamp",nu),_i("refract",ou),_i("smoothstep",hu),_i("faceForward",lu),_i("difference",Xo),_i("saturate",au),_i("cbrt",ru),_i("transpose",Vo),_i("determinant",ko),_i("inverse",Go),_i("rand",du);class yu extends ai{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Fn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values."),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const bu=en(yu).setParameterLength(2,3);_i("select",bu);class xu extends ai{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const Tu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new xu(r,t)},_u=e=>Tu(e,{uniformFlow:!0}),vu=(e,t)=>Tu(e,{nodeName:t});function Nu(e,t,r=null){return Tu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Su(e,t=null){return Tu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Ru(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),vu(e,t)}_i("context",Tu),_i("label",Ru),_i("uniformFlow",_u),_i("setName",vu),_i("builtinShadowContext",(e,t,r)=>Nu(t,r,e)),_i("builtinAOContext",(e,t)=>Su(t,e));class Au extends ai{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){let t=e.getNodeProperties(this).assign;if(!0!==t&&this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&e.fnCall&&e.fnCall.shaderNode){e.getDataFromNode(this.node.shaderNode).hasLoop&&(t=!0)}return t}build(...e){const t=e[0];return!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)&&t.getBaseStack().addToStack(this),!0===this.intent&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.intent&&o('TSL: ".toVar()" can not be used with void type.');return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Eu=en(Au),wu=(e,t=null)=>Eu(e,t).toStack(),Cu=(e,t=null)=>Eu(e,t,!0).toStack(),Mu=e=>Eu(e).setIntent(!0).toStack();_i("toVar",wu),_i("toConst",Cu),_i("toVarIntent",Mu);class Bu extends ai{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>Yi(new Bu(Yi(e),t,r));class Pu extends ai{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Ys.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Ys.VERTEX);e.flowNodeFromShaderStage(Ys.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Fu=en(Pu).setParameterLength(1,2),Du=e=>Fu(e);_i("toVarying",Fu),_i("toVertexStage",Du),_i("varying",(...e)=>(d("TSL: .varying() has been renamed to .toVarying()."),Fu(...e))),_i("vertexStage",(...e)=>(d("TSL: .vertexStage() has been renamed to .toVertexStage()."),Fu(...e)));const Iu=an(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=an(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou="WorkingColorSpace";class Vu extends li{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Ou?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=Sn(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Sn(Cn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Sn(Uu(i.rgb),i.a)),i):i}}const ku=(e,t)=>Yi(new Vu(Yi(e),Ou,t)),Gu=(e,t)=>Yi(new Vu(Yi(e),t,Ou));_i("workingToColorSpace",ku),_i("colorSpaceToWorking",Gu);let zu=class extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class $u extends ai{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=Qs.OBJECT}setGroup(e){return this.group=e,this}element(e){return Yi(new zu(this,Yi(e)))}setNodeType(e){const t=xa(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new Wu(e,t,r));class ju extends li{static get type(){return"ToneMappingNode"}constructor(e,t=Xu,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Sn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Yi(new ju(e,Yi(t),Yi(r))),Xu=Hu("toneMappingExposure","float");_i("toneMapping",(e,t,r)=>qu(t,r,e));const Ku=new WeakMap;function Yu(e,t){let r=Ku.get(e);return void 0===r&&(r=new b(e,t),Ku.set(e,r)),r}class Qu extends mi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Yu(s.array,i):Yu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Fu(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Zu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Cn(new Qu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Qu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Mn(new Qu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Qu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Qu(e,t,r,s)}const Ju=(e,t=null,r=0,s=0)=>Zu(e,t,r,s),el=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,f,!0),tl=(e,t=null,r=0,s=0)=>Zu(e,t,r,s,x,!0);_i("toAttribute",e=>Ju(e.value));class rl extends ai{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=Qs.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const sl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;esl(e,r).setCount(t);_i("compute",il),_i("computeKernel",sl);class nl extends ai{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const al=e=>new nl(Yi(e));function ol(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),al(e).setParent(t)}_i("cache",ol),_i("isolate",al);class ul extends ai{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const ll=en(ul).setParameterLength(2);_i("bypass",ll);class dl extends ai{static get type(){return"RemapNode"}constructor(e,t,r,s=hn(0),i=hn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const cl=en(dl,null,null,{doClamp:!1}).setParameterLength(3,5),hl=en(dl).setParameterLength(3,5);_i("remap",cl),_i("remapClamp",hl);class pl extends ai{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const gl=en(pl).setParameterLength(1,2),ml=e=>(e?bu(e,gl("discard")):gl("discard")).toStack();_i("discard",ml);class fl extends li{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const yl=(e,t=null,r=null)=>Yi(new fl(Yi(e),t,r));_i("renderOutput",yl);class bl extends li{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e),s="--- TSL debug - "+e.shaderStage+" shader ---",i="-".repeat(s.length);let n="";return n+="// #"+s+"#\n",n+=e.flow.code.replace(/^\t/gm,"")+"\n",n+="/* ... */ "+r+" /* ... */\n",n+="// #"+i+"#\n",null!==t?t(e,n):_(n),r}}const xl=(e,t=null)=>Yi(new bl(Yi(e),t)).toStack();_i("debug",xl);class Tl{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class _l extends ai{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Qs.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==Tl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function vl(e,t="",r=null){return(e=Yi(e)).before(new _l(e,t,r))}_i("toInspector",vl);class Nl extends ai{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Fu(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Sl=(e,t=null)=>Yi(new Nl(e,t)),Rl=(e=0)=>Sl("uv"+(e>0?e:""),"vec2");class Al extends ai{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const El=en(Al).setParameterLength(1,2);class wl extends ba{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Qs.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Cl=en(wl).setParameterLength(1),Ml=new N;class Bl extends ba{static get type(){return"TextureNode"}constructor(e=Ml,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=Qs.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Rl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=xa(this.value.matrix)),this._matrixUniform.mul(Tn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=xa(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=an(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?Qs.OBJECT:Qs.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let a=n.propertyName;if(void 0===a){const{uvNode:t,levelNode:r,biasNode:o,compareNode:u,depthNode:l,gradNode:d,offsetNode:c}=s,h=this.generateUV(e,t),p=r?r.build(e,"float"):null,g=o?o.build(e,"float"):null,m=l?l.build(e,"int"):null,f=u?u.build(e,"float"):null,y=d?[d[0].build(e,"vec2"),d[1].build(e,"vec2")]:null,b=c?this.generateOffset(e,c):null,x=e.getVarFromNode(this);a=e.getPropertyName(x);const T=this.generateSnippet(e,i,h,p,g,m,f,y,b);e.addLineFlowCode(`${a} = ${T}`,this),n.snippet=T,n.propertyName=a}let o=a;const u=this.getNodeType(e);return e.needsToWorkingColorSpace(r)&&(o=Gu(gl(o,u),r.colorSpace).setup(e).build(e,u)),e.format(o,u,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){return d("TextureNode: .uv() has been renamed. Use .sample() instead."),this.sample(e)}sample(e){const t=this.clone();return t.uvNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Yi(e).mul(Cl(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===A||r.magFilter===A)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Yi(t)}level(e){const t=this.clone();return t.levelNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}size(e){return El(this,e)}bias(e){const t=this.clone();return t.biasNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Yi(e),Yi(t)],r.referenceNode=this.getBase(),Yi(r)}depth(e){const t=this.clone();return t.depthNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}offset(e){const t=this.clone();return t.offsetNode=Yi(e),t.referenceNode=this.getBase(),Yi(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Ll=en(Bl).setParameterLength(1,4).setName("texture"),Pl=(e=Ml,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Yi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=Ll(e,t,r,s),i},Fl=(...e)=>Pl(...e).setSampler(!1);class Dl extends ba{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Il=(e,t,r)=>Yi(new Dl(e,t,r));class Ul extends oi{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class Ol extends Dl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Ws(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Qs.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rYi(new Ol(e,t));const kl=en(class extends ai{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let Gl,zl;class $l extends ai{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===$l.DPR?"float":this.scope===$l.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Qs.NONE;return this.scope!==$l.SIZE&&this.scope!==$l.VIEWPORT&&this.scope!==$l.DPR||(e=Qs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===$l.VIEWPORT?null!==t?zl.copy(t.viewport):(e.getViewport(zl),zl.multiplyScalar(e.getPixelRatio())):this.scope===$l.DPR?this._output.value=e.getPixelRatio():null!==t?(Gl.width=t.width,Gl.height=t.height):e.getDrawingBufferSize(Gl)}setup(){const e=this.scope;let r=null;return r=e===$l.SIZE?xa(Gl||(Gl=new t)):e===$l.VIEWPORT?xa(zl||(zl=new s)):e===$l.DPR?xa(1):fn(ql.div(jl)),this._output=r,r}generate(e){if(this.scope===$l.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(jl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}$l.COORDINATE="coordinate",$l.VIEWPORT="viewport",$l.SIZE="size",$l.UV="uv",$l.DPR="dpr";const Wl=tn($l,$l.DPR),Hl=tn($l,$l.UV),jl=tn($l,$l.SIZE),ql=tn($l,$l.COORDINATE),Xl=tn($l,$l.VIEWPORT),Kl=Xl.zw,Yl=ql.sub(Xl.xy),Ql=Yl.div(Kl),Zl=an(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),jl),"vec2").once()(),Jl=xa(0,"uint").setName("u_cameraIndex").setGroup(ga("cameraIndex")).toVarying("v_cameraIndex"),ed=xa("float").setName("cameraNear").setGroup(fa).onRenderUpdate(({camera:e})=>e.near),td=xa("float").setName("cameraFar").setGroup(fa).onRenderUpdate(({camera:e})=>e.far),rd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Vl(r).setGroup(fa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrix")}else t=xa("mat4").setName("cameraProjectionMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),sd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Vl(r).setGroup(fa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraProjectionMatrixInverse")}else t=xa("mat4").setName("cameraProjectionMatrixInverse").setGroup(fa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),id=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Vl(r).setGroup(fa).setName("cameraViewMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraViewMatrix")}else t=xa("mat4").setName("cameraViewMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),nd=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Vl(r).setGroup(fa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraWorldMatrix")}else t=xa("mat4").setName("cameraWorldMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ad=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Vl(r).setGroup(fa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?kl("gl_ViewID_OVR"):Jl).toConst("cameraNormalMatrix")}else t=xa("mat3").setName("cameraNormalMatrix").setGroup(fa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),od=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld));return t}).once()(),ud=an(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Vl(r,"vec4").setGroup(fa).setName("cameraViewports").element(Jl).toConst("cameraViewport")}else t=Sn(0,0,jl.x,jl.y).toConst("cameraViewport");return t}).once()(),ld=new E;class dd extends ai{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Qs.OBJECT,this.uniformNode=new ba(null)}getNodeType(){const e=this.scope;return e===dd.WORLD_MATRIX?"mat4":e===dd.POSITION||e===dd.VIEW_POSITION||e===dd.DIRECTION||e===dd.SCALE?"vec3":e===dd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===dd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===dd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===dd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===dd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===dd.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===dd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ld.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ld.radius}}generate(e){const t=this.scope;return t===dd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===dd.POSITION||t===dd.VIEW_POSITION||t===dd.DIRECTION||t===dd.SCALE?this.uniformNode.nodeType="vec3":t===dd.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}dd.WORLD_MATRIX="worldMatrix",dd.POSITION="position",dd.SCALE="scale",dd.VIEW_POSITION="viewPosition",dd.DIRECTION="direction",dd.RADIUS="radius";const cd=en(dd,dd.DIRECTION).setParameterLength(1),hd=en(dd,dd.WORLD_MATRIX).setParameterLength(1),pd=en(dd,dd.POSITION).setParameterLength(1),gd=en(dd,dd.SCALE).setParameterLength(1),md=en(dd,dd.VIEW_POSITION).setParameterLength(1),fd=en(dd,dd.RADIUS).setParameterLength(1);class yd extends dd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const bd=tn(yd,yd.DIRECTION),xd=tn(yd,yd.WORLD_MATRIX),Td=tn(yd,yd.POSITION),_d=tn(yd,yd.SCALE),vd=tn(yd,yd.VIEW_POSITION),Nd=tn(yd,yd.RADIUS),Sd=xa(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Rd=xa(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Ad=an(e=>e.context.modelViewMatrix||Ed).once()().toVar("modelViewMatrix"),Ed=id.mul(xd),wd=an(e=>(e.context.isHighPrecisionModelViewMatrix=!0,xa("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Cd=an(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return xa("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Md=Sl("position","vec3"),Bd=Md.toVarying("positionLocal"),Ld=Md.toVarying("positionPrevious"),Pd=an(e=>xd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=an(()=>Bd.transformDirection(xd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=an(e=>e.context.setupPositionView().toVarying("v_positionView"),"vec3").once(["POSITION"])(),Id=an(e=>{let t;return t=e.camera.isOrthographicCamera?Tn(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Ud extends ai{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===w?"false":e.getFrontFacing()}}const Od=tn(Ud),Vd=hn(Od).mul(2).sub(1),kd=an(([e],{material:t})=>{const r=t.side;return r===w?e=e.mul(-1):r===C&&(e=e.mul(Vd)),e}),Gd=Sl("normal","vec3"),zd=an(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Tn(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=an(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=an(e=>{let t=Wd.transformDirection(id);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),jd=an(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),qd=jd.transformDirection(id).toVar("normalWorld"),Xd=an(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?jd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=an(([e,t=xd])=>{const r=Cn(t),s=e.div(Tn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=an(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Sd.mul(e);return id.transformDirection(s)}),Qd=an(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),jd)).once(["NORMAL","VERTEX"])(),Zd=an(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),qd)).once(["NORMAL","VERTEX"])(),Jd=an(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new M,tc=new a,rc=xa(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=xa(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=xa(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Id.negate().reflect(jd),ac=Id.negate().refract(jd,rc),oc=nc.transformDirection(id).toVar("reflectVector"),uc=ac.transformDirection(id).toVar("reflectVector"),lc=new B;class dc extends Bl{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===L?oc:e.mapping===P?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Tn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Tn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Tn(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=en(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Yi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Yi(t)),null!==r&&(i.levelNode=Yi(r)),null!==s&&(i.biasNode=Yi(s))):i=cc(e,t,r,s),i};class pc extends oi{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class gc extends ai{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=Qs.OBJECT}element(e){return Yi(new pc(this,Yi(e)))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Il(null,e,this.count):Array.isArray(this.getValueFromReference())?Vl(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):xa(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;eYi(new gc(e,t,r)),fc=(e,t,r,s)=>Yi(new gc(e,t,s,r));class yc extends gc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const bc=(e,t,r=null)=>Yi(new yc(e,t,r)),xc=Rl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=jd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Lc=wc.mul(Mc).toVar("bitangentViewFrame"),Pc=Sl("tangent","vec4"),Fc=Pc.xyz.toVar("tangentLocal"),Dc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ad.mul(Sn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Ic=Dc.transformDirection(id).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Uc=an(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Pc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Uc(Gd.cross(Pc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Uc(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=an(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Uc(jd.cross(Dc),"v_bitangentView").normalize():Lc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Uc(qd.cross(Ic),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Cn(Dc,kc,jd).toVar("TBNViewMatrix"),$c=Id.mul(zc),Wc=an(()=>{let e=Qn.cross(Id);return e=e.cross(Qn).normalize(),e=iu(e,jd,Kn.mul(Vn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Yi(e).mul(.5).add(.5),jc=e=>Tn(e,fo(au(hn(1).sub(Ko(e,e)))));class qc extends li{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=F,this.unpackNormalMode=D}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===F?s===I?i=jc(i.xy):s===U?i=jc(i.yw):s!==D&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==D&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.flatShading&&(t=kd(t)),i=Tn(i.xy.mul(t),i.z)}let n=null;return t===O?n=Yd(i):t===F?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=jd),n}}const Xc=en(qc).setParameterLength(1,2),Kc=an(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Rl()),forceUVContext:!0}),s=hn(r(e=>e));return fn(hn(r(e=>e.add(e.dFdx()))).sub(s),hn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=an(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends li{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:jd,dHdxy:t})}}const Zc=en(Qc).setParameterLength(1,2),Jc=new Map;class eh extends ai{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===eh.COLOR){const e=void 0!==t.color?this.getColor(r):Tn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:hn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===eh.NORMAL)t.normalMap?(s=Xc(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=V&&t.normalMap.format!=k&&t.normalMap.format!=G||(s.unpackNormalMode=I)):s=t.bumpMap?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):jd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):jd;else if(r===eh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===eh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=wn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(fn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):hn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=tn(eh,eh.ALPHA_TEST),rh=tn(eh,eh.COLOR),sh=tn(eh,eh.SHININESS),ih=tn(eh,eh.EMISSIVE),nh=tn(eh,eh.OPACITY),ah=tn(eh,eh.SPECULAR),oh=tn(eh,eh.SPECULAR_INTENSITY),uh=tn(eh,eh.SPECULAR_COLOR),lh=tn(eh,eh.SPECULAR_STRENGTH),dh=tn(eh,eh.REFLECTIVITY),ch=tn(eh,eh.ROUGHNESS),hh=tn(eh,eh.METALNESS),ph=tn(eh,eh.NORMAL),gh=tn(eh,eh.CLEARCOAT),mh=tn(eh,eh.CLEARCOAT_ROUGHNESS),fh=tn(eh,eh.CLEARCOAT_NORMAL),yh=tn(eh,eh.ROTATION),bh=tn(eh,eh.SHEEN),xh=tn(eh,eh.SHEEN_ROUGHNESS),Th=tn(eh,eh.ANISOTROPY),_h=tn(eh,eh.IRIDESCENCE),vh=tn(eh,eh.IRIDESCENCE_IOR),Nh=tn(eh,eh.IRIDESCENCE_THICKNESS),Sh=tn(eh,eh.TRANSMISSION),Rh=tn(eh,eh.THICKNESS),Ah=tn(eh,eh.IOR),Eh=tn(eh,eh.ATTENUATION_DISTANCE),wh=tn(eh,eh.ATTENUATION_COLOR),Ch=tn(eh,eh.LINE_SCALE),Mh=tn(eh,eh.LINE_DASH_SIZE),Bh=tn(eh,eh.LINE_GAP_SIZE),Lh=tn(eh,eh.LINE_WIDTH),Ph=tn(eh,eh.LINE_DASH_OFFSET),Fh=tn(eh,eh.POINT_SIZE),Dh=tn(eh,eh.DISPERSION),Ih=tn(eh,eh.LIGHT_MAP),Uh=tn(eh,eh.AO),Oh=xa(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),Vh=an(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends oi{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const Gh=en(kh).setParameterLength(2);class zh extends Dl{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=Vs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=Js.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(Js.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Ju(this.value),this._varying=Fu(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const $h=(e,t=null,r=0)=>Yi(new zh(e,t,r));class Wh extends ai{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Fu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=tn(Wh,Wh.VERTEX),jh=tn(Wh,Wh.INSTANCE),qh=tn(Wh,Wh.SUBGROUP),Xh=tn(Wh,Wh.INVOCATION_SUBGROUP),Kh=tn(Wh,Wh.INVOCATION_LOCAL),Yh=tn(Wh,Wh.DRAW);class Qh extends ai{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Qs.FRAME,this.buffer=null,this.bufferColor=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){const{instanceMatrix:t,instanceColor:r,isStorageMatrix:s,isStorageColor:i}=this,{count:n}=t;let{instanceMatrixNode:a,instanceColorNode:o}=this;if(null===a){if(s)a=$h(t,"mat4",Math.max(n,1)).element(jh);else if(n<=1e3)a=Il(t.array,"mat4",Math.max(n,1)).element(jh);else{const e=new z(t.array,16,1);this.buffer=e;const r=t.usage===x?tl:el,s=[r(e,"vec4",16,0),r(e,"vec4",16,4),r(e,"vec4",16,8),r(e,"vec4",16,12)];a=Mn(...s)}this.instanceMatrixNode=a}if(r&&null===o){if(i)o=$h(r,"vec3",Math.max(r.count,1)).element(jh);else{const e=new $(r.array,3),t=r.usage===x?tl:el;this.bufferColor=e,o=Tn(t(e,"vec3",3,0))}this.instanceColorNode=o}const u=a.mul(Bd).xyz;if(Bd.assign(u),e.hasGeometryAttribute("normal")){const e=Kd(zd,a);zd.assign(e)}null!==this.instanceColorNode&&Dn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.usage!==x&&this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.usage!==x&&this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version))}}const Zh=en(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=en(Jh).setParameterLength(1);class tp extends ai{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=jh:this.batchingIdNode=Yh);const t=an(([e])=>{const t=pn(El(Fl(this.batchMesh._indirectTexture),0).x).toConst(),r=pn(e).mod(t).toConst(),s=pn(e).div(t).toConst();return Fl(this.batchMesh._indirectTexture,yn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(pn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=pn(El(Fl(s),0).x).toConst(),n=hn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Mn(Fl(s,yn(a,o)),Fl(s,yn(a.add(1),o)),Fl(s,yn(a.add(2),o)),Fl(s,yn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=an(([e])=>{const t=pn(El(Fl(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Fl(l,yn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Dn("vec3","vBatchColor").assign(t)}const d=Cn(u);Bd.assign(u.mul(Bd));const c=zd.div(Tn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=en(tp).setParameterLength(1),sp=new WeakMap;class ip extends ai{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Qs.OBJECT,this.skinIndexNode=Sl("skinIndex","uvec4"),this.skinWeightNode=Sl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=wa(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=zd){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w);let d=wa(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ld)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")||!0===js(e.object).useVelocity}setup(e){this.needsPreviousBoneMatrices(e)&&Ld.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const np=e=>Yi(new ip(e));class ap extends ai{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number."),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew ap(Ji(e,"int")).toStack(),up=()=>gl("break").toStack(),lp=new WeakMap,dp=new s,cp=an(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=pn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Fl(e,yn(u,o)).depth(i).xyz.mul(t)});class hp extends ai{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=xa(1),this.updateType=Qs.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=lp.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new W(m,h,p,a);f.type=H,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=hn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Fl(this.mesh.morphTexture,yn(pn(e).add(1),pn(jh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),ln(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:pn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const pp=en(hp).setParameterLength(1);class gp extends ai{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends xu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Tn().toVar("directDiffuse"),directSpecular:Tn().toVar("directSpecular"),indirectDiffuse:Tn().toVar("indirectDiffuse"),indirectSpecular:Tn().toVar("indirectSpecular")};return{radiance:Tn().toVar("radiance"),irradiance:Tn().toVar("irradiance"),iblIrradiance:Tn().toVar("iblIrradiance"),ambientOcclusion:hn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const yp=en(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Bl{static get type(){return"ViewportTextureNode"}constructor(e=Hl,t=null,r=null){let s=null;null===r?(s=new j,s.minFilter=q,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=Qs.FRAME,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const _p=en(Tp).setParameterLength(0,3),vp=en(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3);let Np=null;class Sp extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Hl,t=null){null===Np&&(Np=new X),super(e,t,Np)}getTextureForReference(){return Np}}const Rp=en(Sp).setParameterLength(0,2);class Ap extends ai{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Ap.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Ap.DEPTH_BASE)null!==r&&(s=Bp().assign(r));else if(t===Ap.DEPTH)s=e.isPerspectiveCamera?wp(Dd.z,ed,td):Ep(Dd.z,ed,td);else if(t===Ap.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Cp(r,ed,td);s=Ep(e,ed,td)}else s=r;else s=Ep(Dd.z,ed,td);return s}}Ap.DEPTH_BASE="depthBase",Ap.DEPTH="depth",Ap.LINEAR_DEPTH="linearDepth";const Ep=(e,t,r)=>e.add(t).div(t.sub(r)),wp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Cp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Mp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=mo(e.negate().div(t)),i=mo(r.div(t));return s.div(i)},Bp=en(Ap,Ap.DEPTH_BASE),Lp=tn(Ap,Ap.DEPTH),Pp=en(Ap,Ap.LINEAR_DEPTH).setParameterLength(0,1),Fp=Pp(Rp());Lp.assign=e=>Bp(e);class Dp extends ai{static get type(){return"ClippingNode"}constructor(e=Dp.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===Dp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Dp.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return an(()=>{const r=hn().toVar("distanceToPlane"),s=hn().toVar("distanceToGradient"),i=hn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Vl(t).setGroup(fa);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Vl(e).setGroup(fa),n=hn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return an(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Vl(t).setGroup(fa);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Vl(e).setGroup(fa),r=mn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),an(()=>{const s=Vl(e).setGroup(fa),i=kl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Dp.ALPHA_TO_COVERAGE="alphaToCoverage",Dp.DEFAULT="default",Dp.HARDWARE="hardware";const Ip=an(([e])=>_o(Ma(1e4,vo(Ma(17,e.x).add(Ma(.1,e.y)))).mul(wa(.1,wo(vo(Ma(13,e.y).add(e.x))))))),Up=an(([e])=>Ip(fn(Ip(e.xy),e.z))),Op=an(([e])=>{const t=Wo(Mo(Po(e.xyz)),Mo(Fo(e.xyz))),r=hn(1).div(hn(.05).mul(t)).toVar("pixScale"),s=fn(po(bo(mo(r))),po(xo(mo(r)))),i=fn(Up(bo(s.x.mul(e.xyz))),Up(bo(s.y.mul(e.xyz)))),n=_o(mo(r)),a=wa(Ma(n.oneMinus(),i.x),Ma(n,i.y)),o=$o(n,n.oneMinus()),u=Tn(a.mul(a).div(Ma(2,o).mul(Ca(1,o))),a.sub(Ma(.5,o)).div(Ca(1,o)),Ca(1,Ca(1,a).mul(Ca(1,a)).div(Ma(2,o).mul(Ca(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Vp extends Nl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const kp=(e=0)=>Yi(new Vp(e)),Gp=an(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zp=an(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),$p=an(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=an(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=an(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Sn(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),jp=an(([e])=>Sn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),qp=an(([e])=>(ln(e.a.equal(0),()=>Sn(0)),Sn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Xp extends K{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Fs(t.slice(0,-4)),r.getCacheKey());return this.type+Ds(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=Lu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;let n;e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Sn(s,In.a).max(0);n=this.setupOutput(e,i),ra.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&ra.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Sn(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=Yi(new Dp(Dp.ALPHA_TO_COVERAGE)):e.stack.addToStack(Yi(new Dp))}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(Yi(new Dp(Dp.HARDWARE))),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Mp(Dd.z,ed,td):Ep(Dd.z,ed,td))}null!==s&&Lp.assign(s).toStack()}setupPositionView(){return Ad.mul(Bd).xyz}setupModelViewProjection(){return rd.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.vertex=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Lu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&mn(this.maskNode).not().discard();let s=this.colorNode?Sn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(kp())),t.instanceColor){s=Dn("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Dn("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?hn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?hn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Oo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(Op(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Tn(0):In.rgb}setupNormal(){return this.normalNode?Tn(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Ih)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=Uh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=yp(n,t,r,s)}else null!==r&&(a=Tn(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(On.assign(Tn(i||ih)),a=a.add(On)),a}setupFog(e,t){const r=e.fogNode;return r&&(ra.assign(t),t=Sn(r.toVar())),t}setupPremultipliedAlpha(e,t){return jp(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=K.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const Kp=new Y;class Yp extends Xp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Kp),this.setValues(e)}}const Qp=new Q;class Zp extends Xp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Qp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?hn(this.offsetNode):Ph,t=this.dashScaleNode?hn(this.dashScaleNode):Ch,r=this.dashSizeNode?hn(this.dashSizeNode):Mh,s=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(r),ia.assign(s);const i=Fu(Sl("lineDistance").mul(t));(e?i.add(e):i).mod(sa.add(ia)).greaterThan(sa).discard()}}let Jp=null;class eg extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Hl,t=null){null===Jp&&(Jp=new j),super(e,t,Jp)}getTextureForReference(){return Jp}updateReference(){return this}}const tg=en(eg).setParameterLength(0,2),rg=new Q;class sg extends Xp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(rg),this.useColor=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=Z,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.useColor,i=this._useDash,n=this._useWorldUnits,a=an(({start:e,end:t})=>{const r=rd.element(2).element(2),s=rd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Sn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=an(()=>{const e=Sl("instanceStart"),t=Sl("instanceEnd"),r=Sn(Ad.mul(Sn(e,1))).toVar("start"),s=Sn(Ad.mul(Sn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?hn(this.dashScaleNode):Ch,t=this.offsetNode?hn(this.offsetNode):Ph,r=Sl("instanceDistanceStart"),s=Sl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Dn("float","lineDistance").assign(i)}n&&(Dn("vec3","worldStart").assign(r.xyz),Dn("vec3","worldEnd").assign(s.xyz));const o=Xl.z.div(Xl.w),u=rd.element(2).element(3).equal(-1);ln(u,()=>{ln(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=rd.mul(r),d=rd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=Sn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Dn("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Lh.mul(.5);o.addAssign(Sn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Sn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Sn(a.mul(u),0)),ln(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Sn(a.mul(2).mul(u),0))})),g.assign(rd.mul(o));const l=Tn().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=fn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),ln(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Lh)),e.assign(e.div(Xl.w.div(Wl))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Sn(e,0,0)))}return g})();const o=an(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return fn(h,p)});if(this.colorNode=an(()=>{const e=Rl();if(i){const t=this.dashSizeNode?hn(this.dashSizeNode):Mh,r=this.gapSizeNode?hn(this.gapSizeNode):Bh;sa.assign(t),ia.assign(r);const s=Dn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(sa.add(ia)).greaterThan(sa).discard()}const a=hn(1).toVar("alpha");if(n){const e=Dn("vec3","worldStart"),s=Dn("vec3","worldEnd"),n=Dn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Tn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Lh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=hn(s.fwidth()).toVar("dlen");ln(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else ln(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Sl("instanceColorStart"),t=Sl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Sn(u,a)})(),this.transparent){const e=this.opacityNode?hn(this.opacityNode):nh;this.outputNode=Sn(this.colorNode.rgb.mul(e).add(tg().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ig=new J;class ng extends Xp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(ig),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?hn(this.opacityNode):nh;In.assign(Gu(Sn(Hc(jd),e),ee))}}const ag=an(([e=Fd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return fn(t,r)});class og extends te{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new re(5,5,5),n=ag(Fd),a=new Xp;a.colorNode=Pl(t,n,0),a.side=w,a.blending=Z;const o=new se(i,a),u=new ie;u.add(o),t.minFilter===q&&(t.minFilter=ne);const l=new ae(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}}const ug=new WeakMap;class lg extends li{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new B;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Qs.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===oe||r===ue){if(ug.has(e)){const t=ug.get(e);cg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new og(r.height);s.fromEquirectangularTexture(t,e),cg(s.texture,e.mapping),this._cubeTexture=s.texture,ug.set(e,s.texture),e.addEventListener("dispose",dg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function dg(e){const t=e.target;t.removeEventListener("dispose",dg);const r=ug.get(t);void 0!==r&&(ug.delete(t),r.dispose())}function cg(e,t){t===oe?e.mapping=L:t===ue&&(e.mapping=P)}const hg=en(lg).setParameterLength(1);class pg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=hg(this.envNode)}}class gg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=hn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class mg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class fg extends mg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Sn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Sn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case ce:s.rgb.assign(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case de:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case le:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const yg=new he;class bg extends Xp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(yg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new gg(Ih)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new fg}}const xg=an(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Tg=an(e=>e.diffuseColor.mul(1/Math.PI)),_g=an(({dotNH:e})=>ta.mul(hn(.5)).add(1).mul(hn(1/Math.PI)).mul(e.pow(ta))),vg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(t).clamp(),s=Id.dot(t).clamp(),i=xg({f0:Zn,f90:1,dotVH:s}),n=hn(.25),a=_g({dotNH:r});return i.mul(n).mul(a)});class Ng extends fg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(vg({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Sg=new pe;class Rg extends Xp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Sg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng(!1)}}const Ag=new ge;class Eg extends Xp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Ag),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new pg(t):null}setupLightingModel(){return new Ng}setupVariants(){const e=(this.shininessNode?hn(this.shininessNode):sh).max(1e-4);ta.assign(e);const t=this.specularNode||ah;Zn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const wg=an(e=>{if(!1===e.geometry.hasAttribute("normal"))return hn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Cg=an(e=>{const{roughness:t}=e,r=wg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Mg=an(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Ba(.5,i.add(n).max(to))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Bg=an(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Tn(e.mul(r),t.mul(s),a).length()),l=a.mul(Tn(e.mul(i),t.mul(n),o).length());return Ba(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Lg=an(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Pg=hn(1/Math.PI),Fg=an(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Tn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Dg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=jd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Id).normalize(),d=n.dot(e).clamp(),c=n.dot(Id).clamp(),h=n.dot(l).clamp(),p=Id.dot(l).clamp();let g,m,f=xg({f0:t,f90:r,dotVH:p});if(qi(a)&&(f=Hn.mix(f,i)),qi(o)){const t=Yn.dot(e),r=Yn.dot(Id),s=Yn.dot(l),i=Qn.dot(e),n=Qn.dot(Id),a=Qn.dot(l);g=Bg({alphaT:Xn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Fg({alphaT:Xn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Mg({alpha:u,dotNL:d,dotNV:c}),m=Lg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Ig=new 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Ug=null;const Og=an(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new me(Ig,16,16,V,fe),Ug.name="DFG_LUT",Ug.minFilter=ne,Ug.magFilter=ne,Ug.wrapS=ye,Ug.wrapT=ye,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=fn(e,t);return Pl(Ug,r).rg}),Vg=an(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Dg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=jd.dot(e).clamp(),l=jd.dot(Id).clamp(),d=Og({roughness:s,dotNV:l}),c=Og({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=hn(1).sub(g),y=hn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(hn(1).sub(f.mul(y).mul(b).mul(b)).add(to)),T=f.mul(y),_=x.mul(T);return o.add(_)}),kg=an(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Og({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Gg=an(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Tn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),zg=an(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=hn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return hn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),$g=an(({dotNV:e,dotNL:t})=>hn(1).div(hn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),Wg=an(({lightDirection:e})=>{const t=e.add(Id).normalize(),r=jd.dot(e).clamp(),s=jd.dot(Id).clamp(),i=jd.dot(t).clamp(),n=zg({roughness:Wn,dotNH:i}),a=$g({dotNV:s,dotNL:r});return $n.mul(n).mul(a)}),Hg=an(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=fn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),jg=an(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=an(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,Wo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),Xg=an(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Tn().toVar();return ln(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Cn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Tn(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(Tn(jg({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Kg=an(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Tn().toVar();return ln(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Tn(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(Tn(jg({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),Yg=1/6,Qg=e=>Ma(Yg,Ma(e,Ma(e,e.negate().add(3)).sub(3)).add(1)),Zg=e=>Ma(Yg,Ma(e,Ma(e,Ma(3,e).sub(6))).add(4)),Jg=e=>Ma(Yg,Ma(e,Ma(e,Ma(-3,e).add(3)).add(3)).add(1)),em=e=>Ma(Yg,Qo(e,3)),tm=e=>Qg(e).add(Zg(e)),rm=e=>Jg(e).add(em(e)),sm=e=>wa(-1,Zg(e).div(Qg(e).add(Zg(e)))),im=e=>wa(1,em(e).div(Jg(e).add(em(e)))),nm=(e,t,r)=>{const s=e.uvNode,i=Ma(s,t.zw).add(.5),n=bo(i),a=_o(i),o=tm(a.x),u=rm(a.x),l=sm(a.x),d=im(a.x),c=sm(a.y),h=im(a.y),p=fn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=fn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=fn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=fn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=tm(a.y).mul(wa(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=rm(a.y).mul(wa(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},am=an(([e,t])=>{const r=fn(e.size(pn(t))),s=fn(e.size(pn(t.add(1)))),i=Ba(1,r),n=Ba(1,s),a=nm(e,Sn(i,r),bo(t)),o=nm(e,Sn(n,s),xo(t));return _o(t).mix(a,o)}),om=an(([e,t])=>{const r=t.mul(Cl(e));return am(e,r)}),um=an(([e,t,r,s,i])=>{const n=Tn(ou(t.negate(),To(e),Ba(1,s))),a=Tn(Mo(i[0].xyz),Mo(i[1].xyz),Mo(i[2].xyz));return To(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),lm=an(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),dm=vp(),cm=vp(),hm=an(([e,t,r],{material:s})=>{const i=(s.side===w?dm:cm).sample(e),n=mo(jl.x).mul(lm(t,r));return am(i,n)}),pm=an(([e,t,r])=>(ln(r.notEqual(0),()=>{const s=go(t).negate().div(r);return ho(s.negate().mul(e))}),Tn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),gm=an(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Sn().toVar(),f=Tn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Tn(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=um(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Sn(y,1))),x=fn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(fn(x.x,x.y.oneMinus()));const T=hm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(pm(Mo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=um(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Sn(n,1))),y=fn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(fn(y.x,y.y.oneMinus())),m=hm(y,r,d),f=s.mul(pm(Mo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Tn(kg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Sn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),mm=Cn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),fm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),ym=an(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();ln(a.lessThan(0),()=>Tn(1));const o=a.sqrt(),u=fm(n,e),l=xg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=hn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Tn(1).add(t).div(Tn(1).sub(t))})(i.clamp(0,.9999)),g=fm(p,n.toVec3()),m=xg({f0:g,f90:1,dotVH:o}),f=Tn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Tn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Tn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Tn(54856e-17,44201e-17,52481e-17),i=Tn(1681e3,1795300,2208400),n=Tn(43278e5,93046e5,66121e5),a=hn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Tn(o.x.add(a),o.y,o.z).div(1.0685e-7),mm.mul(o)})(hn(e).mul(y),hn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Tn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),bm=an(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=hn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=hn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),xm=Tn(.04),Tm=hn(1);class _m extends mg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Tn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Tn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Tn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Tn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Tn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=jd.dot(Id).clamp(),t=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:Zn}),r=ym({outsideIOR:hn(1),eta2:jn,cosTheta1:e,thinFilmThickness:qn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,kn),this.iridescenceF0Dielectric=Gg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Gg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,kn)}if(!0===this.transmission){const t=Pd,r=od.sub(Pd).normalize(),s=qd,i=e.context;i.backdrop=gm(s,r,Vn,Un,Jn,ea,t,xd,id,rd,aa,ua,da,la,this.dispersion?ca:null),i.backdropAlpha=oa,In.a.mulAssign(iu(1,i.backdrop.a,oa))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=jd.dot(Id).clamp(),a=Og({roughness:Vn,dotNV:n}),o=i?Hn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=jd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(Wg({lightDirection:e})));const t=bm({normal:jd,viewDir:Id,roughness:Wn}),r=bm({normal:jd,viewDir:e,roughness:Wn}),i=$n.r.max($n.g).max($n.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Dg({lightDirection:e,f0:xm,f90:Tm,roughness:zn,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(Tg({diffuseColor:Un}))),r.directSpecular.addAssign(s.mul(Vg({lightDirection:e,f0:Jn,f90:1,roughness:Vn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=jd,h=Id,p=Dd.toVar(),g=Hg({N:c,V:h,roughness:Vn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Cn(Tn(m.x,0,m.y),Tn(0,1,0),Tn(m.z,0,m.w)).toVar(),b=Jn.mul(f.x).add(Jn.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(Xg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(Un).mul(Xg({N:c,V:h,P:p,mInv:Cn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Tg({diffuseColor:Un})).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul($n,bm({normal:jd,viewDir:Id,roughness:Wn}))),!0===this.clearcoat){const e=Xd.dot(Id).clamp(),t=kg({dotNV:e,specularColor:xm,specularF90:Tm,roughness:zn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Tn().toVar("singleScatteringDielectric"),n=Tn().toVar("multiScatteringDielectric"),a=Tn().toVar("singleScatteringMetallic"),o=Tn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ea,Zn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ea,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,kn),l=iu(n,o,kn),d=i.add(n),c=Un.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=bm({normal:jd,viewDir:Id,roughness:Wn}),t=$n.r.max($n.g).max($n.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=jd.dot(Id).clamp().add(t),i=Vn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=Xd.dot(Id).clamp(),r=xg({dotVH:e,f0:xm,f90:Tm}),s=t.mul(Gn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Gn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const vm=hn(1),Nm=hn(-2),Sm=hn(.8),Rm=hn(-1),Am=hn(.4),Em=hn(2),wm=hn(.305),Cm=hn(3),Mm=hn(.21),Bm=hn(4),Lm=hn(4),Pm=hn(16),Fm=an(([e])=>{const t=Tn(wo(e)).toVar(),r=hn(-1).toVar();return ln(t.x.greaterThan(t.z),()=>{ln(t.x.greaterThan(t.y),()=>{r.assign(bu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}).Else(()=>{ln(t.z.greaterThan(t.y),()=>{r.assign(bu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(bu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Dm=an(([e,t])=>{const r=fn().toVar();return ln(t.equal(0),()=>{r.assign(fn(e.z,e.y).div(wo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(fn(e.x.negate(),e.z.negate()).div(wo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(fn(e.x.negate(),e.y).div(wo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(fn(e.z.negate(),e.y).div(wo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(fn(e.x.negate(),e.z).div(wo(e.y)))}).Else(()=>{r.assign(fn(e.x,e.y).div(wo(e.z)))}),Ma(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Im=an(([e])=>{const t=hn(0).toVar();return ln(e.greaterThanEqual(Sm),()=>{t.assign(vm.sub(e).mul(Rm.sub(Nm)).div(vm.sub(Sm)).add(Nm))}).ElseIf(e.greaterThanEqual(Am),()=>{t.assign(Sm.sub(e).mul(Em.sub(Rm)).div(Sm.sub(Am)).add(Rm))}).ElseIf(e.greaterThanEqual(wm),()=>{t.assign(Am.sub(e).mul(Cm.sub(Em)).div(Am.sub(wm)).add(Em))}).ElseIf(e.greaterThanEqual(Mm),()=>{t.assign(wm.sub(e).mul(Bm.sub(Cm)).div(wm.sub(Mm)).add(Cm))}).Else(()=>{t.assign(hn(-2).mul(mo(Ma(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=an(([e,t])=>{const r=e.toVar();r.assign(Ma(2,r).sub(1));const s=Tn(r,1).toVar();return ln(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),Om=an(([e,t,r,s,i,n])=>{const a=hn(r),o=Tn(t),u=nu(Im(a),Nm,n),l=_o(u),d=bo(u),c=Tn(Vm(e,o,d,s,i,n)).toVar();return ln(l.notEqual(0),()=>{const t=Tn(Vm(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Vm=an(([e,t,r,s,i,n])=>{const a=hn(r).toVar(),o=Tn(t),u=hn(Fm(o)).toVar(),l=hn(Wo(Lm.sub(a),0)).toVar();a.assign(Wo(a,Lm));const d=hn(po(a)).toVar(),c=fn(Dm(o,u).mul(d.sub(2)).add(1)).toVar();return ln(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ma(3,Pm))),c.y.addAssign(Ma(4,po(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(fn(),fn())}),km=an(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=No(s),l=r.mul(u).add(i.cross(r).mul(vo(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Vm(e,l,t,n,a,o)}),Gm=an(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Tn(bu(t,r,Yo(r,s))).toVar();ln(h.equal(Tn(0)),()=>{h.assign(Tn(s.z,0,s.x.negate()))}),h.assign(To(h));const p=Tn().toVar();return p.addAssign(i.element(0).mul(km({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:pn(1),end:e},({i:e})=>{ln(e.greaterThanEqual(n),()=>{up()});const t=hn(a.mul(hn(e))).toVar();p.addAssign(i.element(e).mul(km({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(km({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Sn(p,1)}),zm=an(([e])=>{const t=gn(e).toVar();return t.assign(t.shiftLeft(gn(16)).bitOr(t.shiftRight(gn(16)))),t.assign(t.bitAnd(gn(1431655765)).shiftLeft(gn(1)).bitOr(t.bitAnd(gn(2863311530)).shiftRight(gn(1)))),t.assign(t.bitAnd(gn(858993459)).shiftLeft(gn(2)).bitOr(t.bitAnd(gn(3435973836)).shiftRight(gn(2)))),t.assign(t.bitAnd(gn(252645135)).shiftLeft(gn(4)).bitOr(t.bitAnd(gn(4042322160)).shiftRight(gn(4)))),t.assign(t.bitAnd(gn(16711935)).shiftLeft(gn(8)).bitOr(t.bitAnd(gn(4278255360)).shiftRight(gn(8)))),hn(t).mul(2.3283064365386963e-10)}),$m=an(([e,t])=>fn(hn(e).div(hn(t)),zm(e))),Wm=an(([e,t,r])=>{const s=Tn(t).toVar(),i=hn(r),n=i.mul(i).toVar(),a=To(Tn(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=bu(o.greaterThan(0),Tn(a.y.negate(),a.x,0).div(fo(o)),Tn(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=fo(e.x),c=Ma(2,3.14159265359).mul(e.y),h=d.mul(No(c)).toVar(),p=d.mul(vo(c)).toVar(),g=Ma(.5,a.z.add(1));p.assign(g.oneMinus().mul(fo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(fo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return To(Tn(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Hm=an(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Tn(s).toVar(),l=Tn(0).toVar(),d=hn(0).toVar();return ln(e.lessThan(.001),()=>{l.assign(Vm(r,u,t,n,a,o))}).Else(()=>{const s=bu(wo(u.z).lessThan(.999),Tn(0,0,1),Tn(1,0,0)),c=To(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:gn(0),end:i},({i:s})=>{const p=$m(s,i),g=Wm(p,Tn(0,0,1),e),m=To(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=To(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);ln(y.greaterThan(0),()=>{const e=Vm(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),ln(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Sn(l,1)}),jm=[.125,.215,.35,.446,.526,.582],qm=20,Xm=new xe(-1,1,1,-1,0,1),Km=new Te(90,1),Ym=new e;let Qm=null,Zm=0,Jm=0;const ef=new r,tf=new WeakMap,rf=[3,1,5,0,4,2],sf=Um(Rl(),Sl("faceIndex")).normalize(),nf=Tn(sf.x,sf.y,sf.z);class af{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=ef,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}Qm=this._renderer.getRenderTarget(),Zm=this._renderer.getActiveCubeFace(),Jm=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=df(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=cf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===L||e.mapping===P?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=jm[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=rf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new be;T.setAttribute("position",new Re(y,g)),T.setAttribute("uv",new Re(b,m)),T.setAttribute("faceIndex",new Re(x,f)),s.push(new se(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Vl(new Array(qm).fill(0)),n=xa(new r(0,1,0)),a=xa(0),o=hn(qm),u=xa(0),l=xa(1),d=Pl(),c=xa(0),h=hn(1/t),p=hn(1/s),g=hn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:nf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=lf("blur");return f.fragmentNode=Gm({...m,latitudinal:u.equal(1)}),tf.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=xa(0),n=xa(0),a=hn(1/t),o=hn(1/r),u=hn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=lf("ggx");return d.fragmentNode=Hm({...l,N_immutable:nf,GGX_SAMPLES:gn(512)}),tf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new se(new be,e);await this._renderer.compile(t,Xm)}_sceneToCubeUV(e,t,r,s,i){const n=Km;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(Ym),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new se(new re,new he({name:"PMREM.Background",side:w,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(Ym),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;uf(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===L||e.mapping===P;s?null===this._cubemapMaterial&&(this._cubemapMaterial=df(e)):null===this._equirectMaterial&&(this._equirectMaterial=cf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;uf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Xm)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,uf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Xm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,uf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Xm)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=tf.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Xm)}}function of(e,t){const r=new _e(e,t,{magFilter:ne,minFilter:ne,generateMipmaps:!1,type:fe,format:Ne,colorSpace:ve});return r.texture.mapping=Se,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function uf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function lf(e){const t=new Xp;return t.depthTest=!1,t.depthWrite=!1,t.blending=Z,t.name=`PMREM_${e}`,t}function df(e){const t=lf("cubemap");return t.fragmentNode=hc(e,nf),t}function cf(e){const t=lf("equirect");return t.fragmentNode=Pl(e,ag(nf),0),t}const hf=new WeakMap;function pf(e,t,r){const s=function(e){let t=hf.get(e);void 0===t&&(t=new WeakMap,hf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class gf extends li{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Pl(s),this._width=xa(0),this._height=xa(0),this._maxMip=xa(0),this.updateBeforeType=Qs.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:pf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new af(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(Tn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Om(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const mf=en(gf).setParameterLength(1,3),ff=new WeakMap;class yf extends gp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const e=r.isTextureNode?r.value:t[r.property];let s=ff.get(e);void 0===s&&(s=mf(e),ff.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:jd,i=r.context(bf(Vn,s)).mul(sc),n=r.context(xf(qd)).mul(Math.PI).mul(sc),a=al(i),o=al(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(bf(zn,Xd)).mul(sc),t=al(e);u.addAssign(t)}}}const bf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Id.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(id)),r),getTextureLevel:()=>e}},xf=e=>({getUV:()=>e,getTextureLevel:()=>hn(1)}),Tf=new Ae;class _f extends Xp{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Tf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new yf(t):null}setupLightingModel(){return new _m}setupSpecular(){const e=iu(Tn(.04),In.rgb,kn);Zn.assign(Tn(.04)),Jn.assign(e),ea.assign(1)}setupVariants(){const e=this.metalnessNode?hn(this.metalnessNode):hh;kn.assign(e);let t=this.roughnessNode?hn(this.roughnessNode):ch;t=Cg({roughness:t}),Vn.assign(t),this.setupSpecular(),Un.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const vf=new Ee;class Nf extends _f{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(vf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?hn(this.iorNode):Ah;aa.assign(e),Zn.assign($o(Zo(aa.sub(1).div(aa.add(1))).mul(uh),Tn(1)).mul(oh)),Jn.assign(iu(Zn,In.rgb,kn)),ea.assign(iu(oh,1,kn))}setupLightingModel(){return new _m(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?hn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?hn(this.clearcoatRoughnessNode):mh;Gn.assign(e),zn.assign(Cg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Tn(this.sheenNode):bh,t=this.sheenRoughnessNode?hn(this.sheenRoughnessNode):xh;$n.assign(e),Wn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?hn(this.iridescenceNode):_h,t=this.iridescenceIORNode?hn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?hn(this.iridescenceThicknessNode):Nh;Hn.assign(e),jn.assign(t),qn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?fn(this.anisotropyNode):Th).toVar();Kn.assign(e.length()),ln(Kn.equal(0),()=>{e.assign(fn(1,0))}).Else(()=>{e.divAssign(fn(Kn)),Kn.assign(Kn.saturate())}),Xn.assign(Kn.pow2().mix(Vn.pow2(),1)),Yn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Qn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?hn(this.transmissionNode):Sh,t=this.thicknessNode?hn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?hn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?Tn(this.attenuationColorNode):wh;if(oa.assign(e),ua.assign(t),la.assign(r),da.assign(s),this.useDispersion){const e=this.dispersionNode?hn(this.dispersionNode):Dh;ca.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Tn(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class Sf extends _m{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(jd.mul(a)).normalize(),h=hn(Id.dot(c.negate()).saturate().pow(l).mul(d)),p=Tn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Rf extends Nf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=hn(.1),this.thicknessAmbientNode=hn(0),this.thicknessAttenuationNode=hn(.1),this.thicknessPowerNode=hn(2),this.thicknessScaleNode=hn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Sf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Af=an(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=fn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return Tn(e.r)}{const e=i.fwidth().mul(.5);return iu(Tn(.7),Tn(1),uu(hn(.7).sub(e.x),hn(.7).add(e.x),i.x))}});class Ef extends mg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Af({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Tg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Tg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const wf=new we;class Cf extends Xp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(wf),this.setValues(e)}setupLightingModel(){return new Ef}}const Mf=an(()=>{const e=Tn(Id.z,0,Id.x.negate()).normalize(),t=Id.cross(e);return fn(e.dot(jd),t.dot(jd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Bf=new Ce;class Lf extends Xp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Bf),this.setValues(e)}setupVariants(e){const t=Mf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):Tn(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends li{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return wn(e,s,s.negate(),e).mul(r)}{const e=t,s=Mn(Sn(1,0,0,0),Sn(0,No(e.x),vo(e.x).negate(),0),Sn(0,vo(e.x),No(e.x),0),Sn(0,0,0,1)),i=Mn(Sn(No(e.y),0,vo(e.y),0),Sn(0,1,0,0),Sn(vo(e.y).negate(),0,No(e.y),0),Sn(0,0,0,1)),n=Mn(Sn(No(e.z),vo(e.z).negate(),0,0),Sn(vo(e.z),No(e.z),0,0),Sn(0,0,1,0),Sn(0,0,0,1));return s.mul(i).mul(n).mul(Sn(r,1)).xyz}}}const Ff=en(Pf).setParameterLength(2),Df=new Me;class If extends Xp{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(Df),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Ad.mul(Tn(s||0));let u=fn(xd[0].xyz.length(),xd[1].xyz.length());null!==n&&(u=u.mul(fn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>Yi(new $u(e,t,r)))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=hn(i||yh),c=Ff(l,d);return Sn(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const Uf=new Be,Of=new t;class Vf extends If{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Ad.mul(Tn(e||Bd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?fn(n):Fh;u=u.mul(Wl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(kf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(fn(i)));let l=Md.xy;if(s&&s.isNode){const e=hn(s);l=Ff(l,e)}return l=l.mul(u),l=l.div(Kl.div(2)),l=l.mul(o.w),o=o.add(Sn(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const kf=xa(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Of);this.value=.5*t.y});class Gf extends mg{constructor(){super(),this.shadowNode=hn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const zf=new Le;class $f extends Xp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(zf),this.setValues(e)}setupLightingModel(){return new Gf}}const Wf=Fn("vec3"),Hf=Fn("vec3"),jf=Fn("vec3");class qf extends mg{constructor(){super()}start(e){const{material:t}=e,r=Fn("vec3"),s=Fn("vec3");ln(od.sub(Pd).length().greaterThan(Nd.mul(2)),()=>{r.assign(od),s.assign(Pd)}).Else(()=>{r.assign(Pd),s.assign(od)});const i=s.sub(r),n=xa("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=hn(0).toVar(),l=Tn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=id.mul(Sn(s,1)).xyz;let n;null!==t.depthNode&&(Hf.assign(Pp(wp(i.z,ed,td))),e.context.sceneDepthNode=Pp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,Wf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&Wf.mulAssign(n);const d=Wf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),jf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?ln(r.greaterThanEqual(Hf),()=>{Wf.addAssign(e)}):Wf.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(Kg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(jf)}}class Xf extends Xp{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=w,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new qf}}class Kf{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class Yf{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.version),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Fs(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(e,this.camera.id,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const Jf=[];class ey{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);Jf[0]=e,Jf[1]=t,Jf[2]=n,Jf[3]=i;let l=u.get(Jf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Jf,l)):(l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),Jf.length=0,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Yf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Zf(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const ry=1,sy=2,iy=3,ny=4,ay=16;class oy extends ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===ry?this.backend.createAttribute(e):t===sy?this.backend.createIndexAttribute(e):t===iy?this.backend.createStorageAttribute(e):t===ny&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,iy):this.updateAttribute(e,ry);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,sy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,ny)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=ly(t),e.set(t,r)):r.version!==uy(t)&&(this.attributes.delete(r),r=ly(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class cy{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class hy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class py extends hy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class gy extends hy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let my=0;class fy{constructor(e,t,r,s=null,i=null){this.id=my++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class yy extends ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new fy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new fy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new fy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new gy(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new py(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class by extends ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?ny:iy;this.attributes.update(e,r)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const e=t.update(),o=t.texture,u=this.textures.get(o);e&&(this.textures.updateTexture(o),t.generation!==u.generation&&(t.generation=u.generation,s=!0,i=!1));if(void 0!==r.get(o).externalTexture||u.isDefaultTexture?i=!1:(n=10*n+o.id,a+=o.version),!0===o.isStorageTexture&&!0===o.mipmapsAutoUpdate){const e=this.get(o);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(o)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(o),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0,i=!1)}}}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function xy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function Ty(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function _y(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===C&&!1===e.forceSinglePass}class vy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(_y(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||xy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Ty),this.transparent.length>1&&this.transparent.sort(t||Ty)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new X,l.format=e.stencilBuffer?Ue:Oe,l.type=e.stencilBuffer?Ve:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ke}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,this.info.memory.textures++,e.isVideoTexture&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ly){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=zs(i),a=$s(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Vy extends ai{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class ky extends ai{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Hy(e,"uint","float"),Xy={};class Ky extends eo{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(jy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return gn;case"int":return pn;case"uvec2":return bn;case"uvec3":return vn;case"uvec4":return An;case"ivec2":return yn;case"ivec3":return _n;case"ivec4":return Rn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t);const i=hn(s.bitAnd(Bo(s))),n=qy(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{ln(e.equal(gn(0)),()=>gn(32));const s=gn(0),i=gn(0);return this._resolveElementType(e,s,t),ln(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),ln(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),ln(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),ln(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),ln(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return an(([e])=>{const s=gn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(gn(1)).bitAnd(gn(1431655765)))),s.assign(s.bitAnd(gn(858993459)).add(s.shiftRight(gn(2)).bitAnd(gn(858993459))));const i=s.add(s.shiftRight(gn(4))).bitAnd(gn(252645135)).mul(gn(16843009)).shiftRight(gn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return an(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Ky.COUNT_TRAILING_ZEROS="countTrailingZeros",Ky.COUNT_LEADING_ZEROS="countLeadingZeros",Ky.COUNT_ONE_BITS="countOneBits";const Yy=rn(Ky,Ky.COUNT_TRAILING_ZEROS).setParameterLength(1),Qy=rn(Ky,Ky.COUNT_LEADING_ZEROS).setParameterLength(1),Zy=rn(Ky,Ky.COUNT_ONE_BITS).setParameterLength(1),Jy=an(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),eb=(e,t)=>Qo(Ma(4,e.mul(Ca(1,e))),t);class tb extends li{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const rb=rn(tb,"snorm").setParameterLength(1),sb=rn(tb,"unorm").setParameterLength(1),ib=rn(tb,"float16").setParameterLength(1);class nb extends li{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const ab=rn(nb,"snorm").setParameterLength(1),ob=rn(nb,"unorm").setParameterLength(1),ub=rn(nb,"float16").setParameterLength(1),lb=an(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),db=an(([e])=>Tn(lb(e.z.add(lb(e.y.mul(1)))),lb(e.z.add(lb(e.x.mul(1)))),lb(e.y.add(lb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),cb=an(([e,t,r])=>{const s=Tn(e).toVar(),i=hn(1.4).toVar(),n=hn(0).toVar(),a=Tn(s).toVar();return op({start:hn(0),end:hn(3),type:"float",condition:"<="},()=>{const e=Tn(db(a.mul(2))).toVar();s.addAssign(e.add(r.mul(hn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=hn(lb(s.z.add(lb(s.x.add(lb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class hb extends ai{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const pb=en(hb),gb=e=>(...t)=>pb(e,...t),mb=xa(0).setGroup(fa).onRenderUpdate(e=>e.time),fb=xa(0).setGroup(fa).onRenderUpdate(e=>e.deltaTime),yb=xa(0,"uint").setGroup(fa).onRenderUpdate(e=>e.frameId);const bb=an(([e,t,r=fn(.5)])=>Ff(e.sub(r),t).add(r)),xb=an(([e,t,r=fn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),Tb=an(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=xd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=xd;const i=id.mul(s);return qi(t)&&(i[0][0]=xd[0].length(),i[0][1]=0,i[0][2]=0),qi(r)&&(i[1][0]=0,i[1][1]=xd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,rd.mul(i).mul(Bd)}),_b=an(([e=null])=>{const t=Pp();return Pp(Rp(e)).sub(t).lessThan(0).select(Hl,e)});class vb extends ai{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Rl(),r=hn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=fn(a,o);return t.add(l).mul(u)}}const Nb=en(vb).setParameterLength(3),Sb=an(([e,t=null,r=null,s=hn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(Tn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return wa(p,g,m)}),Rb=new Ge,Ab=new r,Eb=new r,wb=new r,Cb=new a,Mb=new r(0,0,-1),Bb=new s,Lb=new r,Pb=new r,Fb=new s,Db=new t,Ib=new _e,Ub=Hl.flipX();Ib.depthTexture=new X(1,1);let Ob=!1;class Vb extends Bl{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Ib.texture,Ub),this._reflectorBaseNode=e.reflector||new kb(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Yi(new Vb({defaultTexture:Ib.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class kb extends ai{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new ze,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?Qs.RENDER:Qs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Db),e.setSize(Math.round(Db.width*r),Math.round(Db.height*r))}setup(e){return this._updateResolution(Ib,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new _e(0,0,{type:fe,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=$e,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new X),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ob)return!1;Ob=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Db),this._updateResolution(o,s),Eb.setFromMatrixPosition(n.matrixWorld),wb.setFromMatrixPosition(r.matrixWorld),Cb.extractRotation(n.matrixWorld),Ab.set(0,0,1),Ab.applyMatrix4(Cb),Lb.subVectors(Eb,wb);let u=!1;if(!0===Lb.dot(Ab)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ob=!1);u=!0}Lb.reflect(Ab).negate(),Lb.add(Eb),Cb.extractRotation(r.matrixWorld),Mb.set(0,0,-1),Mb.applyMatrix4(Cb),Mb.add(wb),Pb.subVectors(Eb,Mb),Pb.reflect(Ab).negate(),Pb.add(Eb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Lb),a.up.set(0,1,0),a.up.applyMatrix4(Cb),a.up.reflect(Ab),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Rb.setFromNormalAndCoplanarPoint(Ab,Eb),Rb.applyMatrix4(a.matrixWorldInverse),Bb.set(Rb.normal.x,Rb.normal.y,Rb.normal.z,Rb.constant);const l=a.projectionMatrix;Fb.x=(Math.sign(Bb.x)+l.elements[8])/l.elements[0],Fb.y=(Math.sign(Bb.y)+l.elements[9])/l.elements[5],Fb.z=-1,Fb.w=(1+l.elements[10])/l.elements[14],Bb.multiplyScalar(1/Bb.dot(Fb));l.elements[2]=Bb.x,l.elements[6]=Bb.y,l.elements[10]=s.coordinateSystem===h?Bb.z-0:Bb.z+1-0,l.elements[14]=Bb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,Ob=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const Gb=new xe(-1,1,1,-1,0,1);class zb extends be{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new We([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new We(t,2))}}const $b=new zb;class Wb extends se{constructor(e=null){super($b,e),this.camera=Gb,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,Gb)}render(e){e.render(this,Gb)}}const Hb=new t;class jb extends Bl{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:fe}){const i=new _e(t,r,s);super(i.texture,Rl()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new Wb(new Xp),this.updateBeforeType=Qs.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(Hb),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Bl(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Yi(new jb(Yi(e),...t)),Xb=an(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=fn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Sn(Tn(e,t),1)):i=Sn(Tn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Sn(r.mul(i));return n.xyz.div(n.w)}),Kb=an(([e,t])=>{const r=t.mul(Sn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return fn(s.x,s.y.oneMinus())}),Yb=an(([e,t,r])=>{const s=El(Fl(t)),i=yn(e.mul(s)).toVar(),n=Fl(t,i).toVar(),a=Fl(t,i.sub(yn(2,0))).toVar(),o=Fl(t,i.sub(yn(1,0))).toVar(),u=Fl(t,i.add(yn(1,0))).toVar(),l=Fl(t,i.add(yn(2,0))).toVar(),d=Fl(t,i.add(yn(0,2))).toVar(),c=Fl(t,i.add(yn(0,1))).toVar(),h=Fl(t,i.sub(yn(0,1))).toVar(),p=Fl(t,i.sub(yn(0,2))).toVar(),g=wo(Ca(hn(2).mul(o).sub(a),n)).toVar(),m=wo(Ca(hn(2).mul(u).sub(l),n)).toVar(),f=wo(Ca(hn(2).mul(c).sub(d),n)).toVar(),y=wo(Ca(hn(2).mul(h).sub(p),n)).toVar(),b=Xb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Xb(e.sub(fn(hn(1).div(s.x),0)),o,r)),b.negate().add(Xb(e.add(fn(hn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Xb(e.add(fn(0,hn(1).div(s.y))),c,r)),b.negate().add(Xb(e.sub(fn(0,hn(1).div(s.y))),h,r)));return To(Yo(x,T))}),Qb=an(([e])=>_o(hn(52.9829189).mul(_o(Ko(e,fn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Zb=an(([e,t,r])=>{const s=hn(2.399963229728653),i=fo(hn(e).add(.5).div(hn(t))),n=hn(e).mul(s).add(r);return fn(No(n),vo(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Jb extends ai{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Rl())}sample(e){return this.callback(e)}}class ex extends ai{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===ex.OBJECT?this.updateType=Qs.OBJECT:e===ex.MATERIAL?this.updateType=Qs.RENDER:e===ex.BEFORE_OBJECT?this.updateBeforeType=Qs.OBJECT:e===ex.BEFORE_MATERIAL&&(this.updateBeforeType=Qs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}ex.OBJECT="object",ex.MATERIAL="material",ex.BEFORE_OBJECT="beforeObject",ex.BEFORE_MATERIAL="beforeMaterial";const tx=(e,t)=>Yi(new ex(e,t)).toStack();class rx extends ${constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class sx extends Re{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ix extends ai{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const nx=tn(ix),ax=new M,ox=new a;class ux extends ai{static get type(){return"SceneNode"}constructor(e=ux.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ux.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ux.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ux.BACKGROUND_ROTATION?s=xa("mat4").setName("backgroundRotation").setGroup(fa).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==He?(ax.copy(r.backgroundRotation),ax.x*=-1,ax.y*=-1,ax.z*=-1,ox.makeRotationFromEuler(ax)):ox.identity(),ox}):o("SceneNode: Unknown scope:",t),s}}ux.BACKGROUND_BLURRINESS="backgroundBlurriness",ux.BACKGROUND_INTENSITY="backgroundIntensity",ux.BACKGROUND_ROTATION="backgroundRotation";const lx=tn(ux,ux.BACKGROUND_BLURRINESS),dx=tn(ux,ux.BACKGROUND_INTENSITY),cx=tn(ux,ux.BACKGROUND_ROTATION);class hx extends Bl{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=Js.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(Js.READ_WRITE)}toReadOnly(){return this.setAccess(Js.READ_ONLY)}toWriteOnly(){return this.setAccess(Js.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e}}const px=en(hx).setParameterLength(1,3),gx=an(({texture:e,uv:t})=>{const r=1e-4,s=Tn().toVar();return ln(t.x.lessThan(r),()=>{s.assign(Tn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Tn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Tn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Tn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Tn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Tn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Tn(-.01,0,0))).r.sub(e.sample(t.add(Tn(r,0,0))).r),n=e.sample(t.add(Tn(0,-.01,0))).r.sub(e.sample(t.add(Tn(0,r,0))).r),a=e.sample(t.add(Tn(0,0,-.01))).r.sub(e.sample(t.add(Tn(0,0,r))).r);s.assign(Tn(i,n,a))}),s.normalize()});class mx extends Bl{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Tn(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!e.isFlipY()||!0!==r.isRenderTargetTexture&&!0!==r.isFramebufferTexture||(t=this.sampler?t.flipY():t.setY(pn(El(this,this.levelNode).y).sub(t.y).sub(1))),t}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return gx({texture:this,uv:e})}}const fx=en(mx).setParameterLength(1,3);class yx extends gc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const bx=new WeakMap;class xx extends li{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Qs.OBJECT,this.updateAfterType=Qs.OBJECT,this.previousModelWorldMatrix=xa(new a),this.previousProjectionMatrix=xa(new a).setGroup(fa),this.previousCameraViewMatrix=xa(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=_x(r);this.previousModelWorldMatrix.value.copy(s);const i=Tx(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){_x(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?rd:xa(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Ad).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Ld),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ca(i,n)}}function Tx(e){let t=bx.get(e);return void 0===t&&(t={},bx.set(e,t)),t}function _x(e,t=0){const r=Tx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const vx=tn(xx),Nx=an(([e])=>Ex(e.rgb)),Sx=an(([e,t=hn(1)])=>t.mix(Ex(e.rgb),e.rgb)),Rx=an(([e,t=hn(1)])=>{const r=wa(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return iu(e.rgb,s,i)}),Ax=an(([e,t=hn(1)])=>{const r=Tn(.57735,.57735,.57735),s=t.cos();return Tn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ex=(e,t=Tn(p.getLuminanceCoefficients(new r)))=>Ko(e,t),wx=an(([e,t=Tn(1),s=Tn(0),i=Tn(1),n=hn(1),a=Tn(p.getLuminanceCoefficients(new r,ve))])=>{const o=e.rgb.dot(Tn(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return ln(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),ln(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),ln(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Sn(u.rgb,e.a)});class Cx extends li{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const Mx=en(Cx).setParameterLength(2),Bx=new t;class Lx extends Bl{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Px extends Lx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class Fx extends li{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new X;i.isRenderTargetTexture=!0,i.name="depth";const n=new _e(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:fe,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=xa(0),this._cameraFar=xa(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Qs.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=Yi(new Px(this,e)),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=Yi(new Px(this,e,!0)),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Cp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Ep(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getColorBufferType(),this.scope===Fx.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Bx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Bx)),this._pixelRatio=i,this.setSize(Bx.width,Bx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Tu({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}Fx.COLOR="color",Fx.DEPTH="depth";class Dx extends Fx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Fx.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new Xp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=w;const t=zd.negate(),r=rd.mul(Ad),s=hn(1),i=r.mul(Sn(Bd,1)),n=r.mul(Sn(Bd.add(t),1)),a=To(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Sn(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const Ix=an(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ux=an(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Ox=an(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=an(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),kx=an(([e,t])=>{const r=Cn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Cn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Vx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Gx=Cn(Tn(1.6605,-.1246,-.0182),Tn(-.5876,1.1329,-.1006),Tn(-.0728,-.0083,1.1187)),zx=Cn(Tn(.6274,.0691,.0164),Tn(.3293,.9195,.088),Tn(.0433,.0113,.8956)),$x=an(([e])=>{const t=Tn(e).toVar(),r=Tn(t.mul(t)).toVar(),s=Tn(r.mul(r)).toVar();return hn(15.5).mul(s.mul(r)).sub(Ma(40.14,s.mul(t))).add(Ma(31.96,s).sub(Ma(6.868,r.mul(t))).add(Ma(.4298,r).add(Ma(.1191,t).sub(.00232))))}),Wx=an(([e,t])=>{const r=Tn(e).toVar(),s=Cn(Tn(.856627153315983,.137318972929847,.11189821299995),Tn(.0951212405381588,.761241990602591,.0767994186031903),Tn(.0482516061458583,.101439036467562,.811302368396859)),i=Cn(Tn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Tn(-.11060664309660323,1.157823702216272,-.11060664309660294),Tn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=hn(-12.47393),a=hn(4.026069);return r.mulAssign(t),r.assign(zx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(mo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign($x(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(Tn(0),r),Tn(2.2))),r.assign(Gx.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Hx=an(([e,t])=>{const r=hn(.76),s=hn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=bu(i.lessThan(.08),i.sub(Ma(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));ln(a.lessThan(r),()=>e);const o=Ca(1,r),u=Ca(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ca(1,Ba(1,s.mul(a.sub(u)).add(1)));return iu(e,Tn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class jx extends ai{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const qx=en(jx).setParameterLength(1,3);class Xx extends jx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Kx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Yx extends ai{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:hn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=qs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Xs(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Qx=en(Yx).setParameterLength(1);class Zx extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class Jx{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const eT=new Zx;class tT extends ai{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new Zx,this._output=Qx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Qx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Qx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new Jx(this),t=eT.get("THREE"),r=eT.get("TSL"),s=this.getMethod(),i=[e,this._local,eT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:hn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Fs(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Ds(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const rT=en(tT).setParameterLength(1,2);function sT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const iT=an(([e,t],r)=>{const s=sT(r);return uu(e,t,s)}),nT=an(([e],t)=>{const r=sT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),aT=an(([e,t])=>Sn(t.toFloat().mix(ra.rgb,e.toVec3()),ra.a));let oT=null,uT=null;class lT extends ai{static get type(){return"RangeNode"}constructor(e=hn(),t=hn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Ws(t.value)),i=e.getTypeLength(Ws(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Error('THREE.TSL: No "ConstNode" found in node graph.');return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(Ws(a)),d=e.getTypeLength(Ws(o));oT=oT||new s,uT=uT||new s,oT.setScalar(0),uT.setScalar(0),1===u?oT.setScalar(a):a.isColor?oT.set(a.r,a.g,a.b,1):oT.set(a.x,a.y,a.z||0,a.w||0),1===d?uT.setScalar(o):o.isColor?uT.set(o.r,o.g,o.b,1):uT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;eYi(new cT(e,t)),pT=hT("numWorkgroups","uvec3"),gT=hT("workgroupId","uvec3"),mT=hT("globalId","uvec3"),fT=hT("localId","uvec3"),yT=hT("subgroupSize","uint");const bT=en(class extends ai{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}});class xT extends oi{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class TT extends ai{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return Yi(new xT(this,e))}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class _T extends ai{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=gl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}_T.ATOMIC_LOAD="atomicLoad",_T.ATOMIC_STORE="atomicStore",_T.ATOMIC_ADD="atomicAdd",_T.ATOMIC_SUB="atomicSub",_T.ATOMIC_MAX="atomicMax",_T.ATOMIC_MIN="atomicMin",_T.ATOMIC_AND="atomicAnd",_T.ATOMIC_OR="atomicOr",_T.ATOMIC_XOR="atomicXor";const vT=en(_T),NT=(e,t,r)=>vT(e,t,r).toStack();class ST extends li{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===ST.SUBGROUP_ELECT?"bool":t===ST.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===ST.SUBGROUP_BROADCAST||r===ST.SUBGROUP_SHUFFLE||r===ST.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ST.SUBGROUP_SHUFFLE_XOR||r===ST.SUBGROUP_SHUFFLE_DOWN||r===ST.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ST.SUBGROUP_ELECT="subgroupElect",ST.SUBGROUP_BALLOT="subgroupBallot",ST.SUBGROUP_ADD="subgroupAdd",ST.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ST.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ST.SUBGROUP_MUL="subgroupMul",ST.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ST.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ST.SUBGROUP_AND="subgroupAnd",ST.SUBGROUP_OR="subgroupOr",ST.SUBGROUP_XOR="subgroupXor",ST.SUBGROUP_MIN="subgroupMin",ST.SUBGROUP_MAX="subgroupMax",ST.SUBGROUP_ALL="subgroupAll",ST.SUBGROUP_ANY="subgroupAny",ST.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ST.QUAD_SWAP_X="quadSwapX",ST.QUAD_SWAP_Y="quadSwapY",ST.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ST.SUBGROUP_BROADCAST="subgroupBroadcast",ST.SUBGROUP_SHUFFLE="subgroupShuffle",ST.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ST.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ST.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ST.QUAD_BROADCAST="quadBroadcast";const RT=rn(ST,ST.SUBGROUP_ELECT).setParameterLength(0),AT=rn(ST,ST.SUBGROUP_BALLOT).setParameterLength(1),ET=rn(ST,ST.SUBGROUP_ADD).setParameterLength(1),wT=rn(ST,ST.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),CT=rn(ST,ST.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),MT=rn(ST,ST.SUBGROUP_MUL).setParameterLength(1),BT=rn(ST,ST.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),LT=rn(ST,ST.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),PT=rn(ST,ST.SUBGROUP_AND).setParameterLength(1),FT=rn(ST,ST.SUBGROUP_OR).setParameterLength(1),DT=rn(ST,ST.SUBGROUP_XOR).setParameterLength(1),IT=rn(ST,ST.SUBGROUP_MIN).setParameterLength(1),UT=rn(ST,ST.SUBGROUP_MAX).setParameterLength(1),OT=rn(ST,ST.SUBGROUP_ALL).setParameterLength(0),VT=rn(ST,ST.SUBGROUP_ANY).setParameterLength(0),kT=rn(ST,ST.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),GT=rn(ST,ST.QUAD_SWAP_X).setParameterLength(1),zT=rn(ST,ST.QUAD_SWAP_Y).setParameterLength(1),$T=rn(ST,ST.QUAD_SWAP_DIAGONAL).setParameterLength(1),WT=rn(ST,ST.SUBGROUP_BROADCAST).setParameterLength(2),HT=rn(ST,ST.SUBGROUP_SHUFFLE).setParameterLength(2),jT=rn(ST,ST.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),qT=rn(ST,ST.SUBGROUP_SHUFFLE_UP).setParameterLength(2),XT=rn(ST,ST.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),KT=rn(ST,ST.QUAD_BROADCAST).setParameterLength(1);let YT;function QT(e){YT=YT||new WeakMap;let t=YT.get(e);return void 0===t&&YT.set(e,t={}),t}function ZT(e){const t=QT(e);return t.shadowMatrix||(t.shadowMatrix=xa("mat4").setGroup(fa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function JT(e,t=Pd){const r=ZT(e).mul(t);return r.xyz.div(r.w)}function e_(e){const t=QT(e);return t.position||(t.position=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function t_(e){const t=QT(e);return t.targetPosition||(t.targetPosition=xa(new r).setGroup(fa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function r_(e){const t=QT(e);return t.viewPosition||(t.viewPosition=xa(new r).setGroup(fa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const s_=e=>id.transformDirection(e_(e).sub(t_(e))),i_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},n_=new WeakMap,a_=[];class o_ extends ai{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Fn("vec3","totalDiffuse"),this.totalSpecularNode=Fn("vec3","totalSpecular"),this.outgoingLightNode=Fn("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Yi(e));else{let s=null;if(null!==r&&(s=i_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;n_.has(e)?s=n_.get(e):(s=Yi(new r(e)),n_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Tn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class u_ extends ai{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Qs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){l_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Pd)}}const l_=Fn("vec3","shadowPositionWorld");function d_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function c_(e,t){return t=d_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function h_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function p_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function g_(e,t){return t=p_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function m_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function f_(e,t,r){return r=g_(t,r=c_(e,r))}function y_(e,t,r){h_(e,r),m_(t,r)}var b_=Object.freeze({__proto__:null,resetRendererAndSceneState:f_,resetRendererState:c_,resetSceneState:g_,restoreRendererAndSceneState:y_,restoreRendererState:h_,restoreSceneState:m_,saveRendererAndSceneState:function(e,t,r={}){return r=p_(t,r=d_(e,r))},saveRendererState:d_,saveSceneState:p_});const x_=new WeakMap,T_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),__=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=mc("radius","float",r).setGroup(fa),o=fn(1).div(n),u=a.mul(o.x),l=Qb(ql.xy).mul(6.28318530718);return wa(i(t.xy.add(Zb(0,5,l).mul(u)),t.z),i(t.xy.add(Zb(1,5,l).mul(u)),t.z),i(t.xy.add(Zb(2,5,l).mul(u)),t.z),i(t.xy.add(Zb(3,5,l).mul(u)),t.z),i(t.xy.add(Zb(4,5,l).mul(u)),t.z)).mul(.2)}),v_=an(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(fa),a=fn(1).div(n),o=a.x,u=a.y,l=t.xy,d=_o(l.mul(n).add(.5));return l.subAssign(d.mul(a)),wa(i(l,t.z),i(l.add(fn(o,0)),t.z),i(l.add(fn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(fn(o.negate(),0)),t.z),i(l.add(fn(o.mul(2),0)),t.z),d.x),iu(i(l.add(fn(o.negate(),u)),t.z),i(l.add(fn(o.mul(2),u)),t.z),d.x),iu(i(l.add(fn(0,u.negate())),t.z),i(l.add(fn(0,u.mul(2))),t.z),d.y),iu(i(l.add(fn(o,u.negate())),t.z),i(l.add(fn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(fn(o.negate(),u.negate())),t.z),i(l.add(fn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(fn(o.negate(),u.mul(2))),t.z),i(l.add(fn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),N_=an(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);ln(a.equal(1),()=>hn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ca(u,.3).div(.65)),Wo(a,u)}),S_=an(([e,t,r])=>{let s=Pd.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),R_=e=>{let t=x_.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(fa),s=mc("far","float",t).setGroup(fa),i=pd(e);return S_(i,r,s)})(e):null;t=new Xp,t.colorNode=Sn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,x_.set(e,t)}return t},A_=new Yf,E_=[],w_=(e,t,r,s)=>{E_[0]=e,E_[1]=t;let i=A_.get(E_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===je)&&(s&&(js(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,A_.set(E_,i)),E_[0]=null,E_[1]=null,i},C_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanVertical"),a=hn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),M_=an(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=hn(0).toVar("meanHorizontal"),a=hn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(hn(1)).select(hn(0),hn(2).div(e.sub(1))),u=e.lessThanEqual(hn(1)).select(hn(0),hn(-1));op({start:pn(0),end:pn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(hn(e).mul(o));let d=s.sample(wa(ql.xy,fn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(wa(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=fo(a.sub(n.mul(n)).max(0));return fn(n,l)}),B_=[T_,__,v_,N_];let L_;const P_=new Wb;class F_ extends u_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,hn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(fa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=mc("near","float",r.camera).setGroup(fa),s=mc("far","float",r.camera).setGroup(fa);n=Mp(e.negate(),t,s)}return a=Tn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return B_[e]}setupRenderTarget(e,t){const r=new X(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=qe;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===je&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:V,type:fe,depthBuffer:!1}));let t=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(fa),n=mc("radius","float",i).setGroup(fa),u=mc("mapSize","vec2",i).setGroup(fa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Xp);l.fragmentNode=C_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Xp),l.fragmentNode=M_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(fa),l=mc("normalBias","float",i).setGroup(fa),d=ZT(s).mul(l_.add(qd.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=n===je&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m;o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)));const f=iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar();this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)).toInspector(`${y} / Depth`,()=>Fl(this.shadowMap.depthTexture,Rl().mul(El(Pl(this.shadowMap.depthTexture)))).x.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return an(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.shadowNode&&d('NodeMaterial: ".shadowNode" is deprecated. Use ".castShadowNode" instead.'),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");L_=f_(i,n,L_),n.overrideMaterial=R_(r),i.setRenderObjectFunction(w_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===je&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,y_(i,n,L_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),P_.material=this.vsmMaterialVertical,P_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),P_.material=this.vsmMaterialHorizontal,P_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const D_=(e,t)=>Yi(new F_(e,t)),I_=new e,U_=new a,O_=new r,V_=new r,k_=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],G_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],z_=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],$_=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],W_=an(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),H_=an(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(fa),n=mc("mapSize","vec2",s).setGroup(fa),a=i.div(n.x),o=wo(t),u=To(Yo(t,o.x.greaterThan(o.z).select(Tn(0,1,0),Tn(1,0,0)))),l=Yo(t,u),d=Qb(ql.xy).mul(6.28318530718),c=Zb(0,5,d),h=Zb(1,5,d),p=Zb(2,5,d),g=Zb(3,5,d),m=Zb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),j_=an(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.near),o=xa("float").setGroup(fa).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(fa),l=hn(1).toVar();return ln(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class q_ extends F_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Xe?W_:H_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return j_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new Ke(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=qe;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?k_:z_,d=u?G_:$_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(I_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),O_.setFromMatrixPosition(s.matrixWorld),a.position.copy(O_),V_.copy(a.position),V_.add(l[e]),a.up.copy(d[e]),a.lookAt(V_),a.updateMatrixWorld(),o.makeTranslation(-O_.x,-O_.y,-O_.z),U_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(U_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const X_=(e,t)=>Yi(new q_(e,t));class K_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||xa(this.color).setGroup(fa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Qs.FRAME}getHash(){return this.light.uuid}getLightVector(e){return r_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return D_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Yi(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const Y_=an(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),Q_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=Y_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Z_ extends K_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(2).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return X_(this.light)}setupDirect(e){return Q_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const J_=an(([e=Rl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),ev=an(([e=Rl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=hn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=bu(s.greaterThan(1),0,1);return i}),tv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=mn(e).toVar();return bu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),rv=an(([e,t])=>{const r=mn(t).toVar(),s=hn(e).toVar();return bu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),sv=an(([e])=>{const t=hn(e).toVar();return pn(bo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),iv=an(([e,t])=>{const r=hn(e).toVar();return t.assign(sv(r)),r.sub(hn(t))}),nv=gb([an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=hn(s).toVar(),l=hn(r).toVar(),d=hn(t).toVar(),c=hn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),an(([e,t,r,s,i,n])=>{const a=hn(n).toVar(),o=hn(i).toVar(),u=Tn(s).toVar(),l=Tn(r).toVar(),d=Tn(t).toVar(),c=Tn(e).toVar(),h=hn(Ca(1,o)).toVar();return Ca(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),av=gb([an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=hn(o).toVar(),m=hn(a).toVar(),f=hn(n).toVar(),y=hn(i).toVar(),b=hn(s).toVar(),x=hn(r).toVar(),T=hn(t).toVar(),_=hn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=hn(d).toVar(),h=hn(l).toVar(),p=hn(u).toVar(),g=Tn(o).toVar(),m=Tn(a).toVar(),f=Tn(n).toVar(),y=Tn(i).toVar(),b=Tn(s).toVar(),x=Tn(r).toVar(),T=Tn(t).toVar(),_=Tn(e).toVar(),v=hn(Ca(1,p)).toVar(),N=hn(Ca(1,h)).toVar();return hn(Ca(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),ov=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=gn(e).toVar(),a=gn(n.bitAnd(gn(7))).toVar(),o=hn(tv(a.lessThan(gn(4)),i,s)).toVar(),u=hn(Ma(2,tv(a.lessThan(gn(4)),s,i))).toVar();return rv(o,mn(a.bitAnd(gn(1)))).add(rv(u,mn(a.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),uv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=gn(e).toVar(),u=gn(o.bitAnd(gn(15))).toVar(),l=hn(tv(u.lessThan(gn(8)),a,n)).toVar(),d=hn(tv(u.lessThan(gn(4)),n,tv(u.equal(gn(12)).or(u.equal(gn(14))),a,i))).toVar();return rv(l,mn(u.bitAnd(gn(1)))).add(rv(d,mn(u.bitAnd(gn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),lv=gb([ov,uv]),dv=an(([e,t,r])=>{const s=hn(r).toVar(),i=hn(t).toVar(),n=vn(e).toVar();return Tn(lv(n.x,i,s),lv(n.y,i,s),lv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=hn(t).toVar(),o=vn(e).toVar();return Tn(lv(o.x,a,n,i),lv(o.y,a,n,i),lv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),hv=gb([dv,cv]),pv=an(([e])=>{const t=hn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),gv=an(([e])=>{const t=hn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),mv=gb([pv,an(([e])=>{const t=Tn(e).toVar();return Ma(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),fv=gb([gv,an(([e])=>{const t=Tn(e).toVar();return Ma(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),yv=an(([e,t])=>{const r=pn(t).toVar(),s=gn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(pn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),bv=an(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(yv(r,pn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(yv(r,pn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(yv(e,pn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(yv(t,pn(4))),t.addAssign(e)}),xv=an(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar();return s.bitXorAssign(i),s.subAssign(yv(i,pn(14))),n.bitXorAssign(s),n.subAssign(yv(s,pn(11))),i.bitXorAssign(n),i.subAssign(yv(n,pn(25))),s.bitXorAssign(i),s.subAssign(yv(i,pn(16))),n.bitXorAssign(s),n.subAssign(yv(s,pn(4))),i.bitXorAssign(n),i.subAssign(yv(n,pn(14))),s.bitXorAssign(i),s.subAssign(yv(i,pn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Tv=an(([e])=>{const t=gn(e).toVar();return hn(t).div(hn(gn(pn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),_v=an(([e])=>{const t=hn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),vv=gb([an(([e])=>{const t=pn(e).toVar(),r=gn(gn(1)).toVar(),s=gn(gn(pn(3735928559)).add(r.shiftLeft(gn(2))).add(gn(13))).toVar();return xv(s.add(gn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(gn(2)).toVar(),n=gn().toVar(),a=gn().toVar(),o=gn().toVar();return n.assign(a.assign(o.assign(gn(pn(3735928559)).add(i.shiftLeft(gn(2))).add(gn(13))))),n.addAssign(gn(s)),a.addAssign(gn(r)),xv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(gn(3)).toVar(),o=gn().toVar(),u=gn().toVar(),l=gn().toVar();return o.assign(u.assign(l.assign(gn(pn(3735928559)).add(a.shiftLeft(gn(2))).add(gn(13))))),o.addAssign(gn(n)),u.addAssign(gn(i)),l.addAssign(gn(s)),xv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),an(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=pn(e).toVar(),u=gn(gn(4)).toVar(),l=gn().toVar(),d=gn().toVar(),c=gn().toVar();return l.assign(d.assign(c.assign(gn(pn(3735928559)).add(u.shiftLeft(gn(2))).add(gn(13))))),l.addAssign(gn(o)),d.addAssign(gn(a)),c.addAssign(gn(n)),bv(l,d,c),l.addAssign(gn(i)),xv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),an(([e,t,r,s,i])=>{const n=pn(i).toVar(),a=pn(s).toVar(),o=pn(r).toVar(),u=pn(t).toVar(),l=pn(e).toVar(),d=gn(gn(5)).toVar(),c=gn().toVar(),h=gn().toVar(),p=gn().toVar();return c.assign(h.assign(p.assign(gn(pn(3735928559)).add(d.shiftLeft(gn(2))).add(gn(13))))),c.addAssign(gn(l)),h.addAssign(gn(u)),p.addAssign(gn(o)),bv(c,h,p),c.addAssign(gn(a)),h.addAssign(gn(n)),xv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Nv=gb([an(([e,t])=>{const r=pn(t).toVar(),s=pn(e).toVar(),i=gn(vv(s,r)).toVar(),n=vn().toVar();return n.x.assign(i.bitAnd(pn(255))),n.y.assign(i.shiftRight(pn(8)).bitAnd(pn(255))),n.z.assign(i.shiftRight(pn(16)).bitAnd(pn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),an(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=pn(e).toVar(),a=gn(vv(n,i,s)).toVar(),o=vn().toVar();return o.x.assign(a.bitAnd(pn(255))),o.y.assign(a.shiftRight(pn(8)).bitAnd(pn(255))),o.z.assign(a.shiftRight(pn(16)).bitAnd(pn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Sv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=hn(nv(lv(vv(r,s),i,n),lv(vv(r.add(pn(1)),s),i.sub(1),n),lv(vv(r,s.add(pn(1))),i,n.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=hn(av(lv(vv(r,s,i),n,a,o),lv(vv(r.add(pn(1)),s,i),n.sub(1),a,o),lv(vv(r,s.add(pn(1)),i),n,a.sub(1),o),lv(vv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),lv(vv(r,s,i.add(pn(1))),n,a,o.sub(1)),lv(vv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),lv(vv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),lv(vv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Rv=gb([an(([e])=>{const t=fn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=hn(iv(t.x,r)).toVar(),n=hn(iv(t.y,s)).toVar(),a=hn(_v(i)).toVar(),o=hn(_v(n)).toVar(),u=Tn(nv(hv(Nv(r,s),i,n),hv(Nv(r.add(pn(1)),s),i.sub(1),n),hv(Nv(r,s.add(pn(1))),i,n.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return mv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn().toVar(),s=pn().toVar(),i=pn().toVar(),n=hn(iv(t.x,r)).toVar(),a=hn(iv(t.y,s)).toVar(),o=hn(iv(t.z,i)).toVar(),u=hn(_v(n)).toVar(),l=hn(_v(a)).toVar(),d=hn(_v(o)).toVar(),c=Tn(av(hv(Nv(r,s,i),n,a,o),hv(Nv(r.add(pn(1)),s,i),n.sub(1),a,o),hv(Nv(r,s.add(pn(1)),i),n,a.sub(1),o),hv(Nv(r.add(pn(1)),s.add(pn(1)),i),n.sub(1),a.sub(1),o),hv(Nv(r,s,i.add(pn(1))),n,a,o.sub(1)),hv(Nv(r.add(pn(1)),s,i.add(pn(1))),n.sub(1),a,o.sub(1)),hv(Nv(r,s.add(pn(1)),i.add(pn(1))),n,a.sub(1),o.sub(1)),hv(Nv(r.add(pn(1)),s.add(pn(1)),i.add(pn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return fv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Av=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tv(vv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tv(vv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tv(vv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tv(vv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Ev=gb([an(([e])=>{const t=hn(e).toVar(),r=pn(sv(t)).toVar();return Tn(Tv(vv(r,pn(0))),Tv(vv(r,pn(1))),Tv(vv(r,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),an(([e])=>{const t=fn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar();return Tn(Tv(vv(r,s,pn(0))),Tv(vv(r,s,pn(1))),Tv(vv(r,s,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),an(([e])=>{const t=Tn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar();return Tn(Tv(vv(r,s,i,pn(0))),Tv(vv(r,s,i,pn(1))),Tv(vv(r,s,i,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),an(([e])=>{const t=Sn(e).toVar(),r=pn(sv(t.x)).toVar(),s=pn(sv(t.y)).toVar(),i=pn(sv(t.z)).toVar(),n=pn(sv(t.w)).toVar();return Tn(Tv(vv(r,s,i,n,pn(0))),Tv(vv(r,s,i,n,pn(1))),Tv(vv(r,s,i,n,pn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),wv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=hn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Sv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Cv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(0).toVar(),l=hn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Rv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Mv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar();return fn(wv(o,a,n,i),wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Bv=an(([e,t,r,s])=>{const i=hn(s).toVar(),n=hn(r).toVar(),a=pn(t).toVar(),o=Tn(e).toVar(),u=Tn(Cv(o,a,n,i)).toVar(),l=hn(wv(o.add(Tn(pn(19),pn(193),pn(17))),a,n,i)).toVar();return Sn(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Lv=gb([an(([e,t,r,s,i,n,a])=>{const o=pn(a).toVar(),u=hn(n).toVar(),l=pn(i).toVar(),d=pn(s).toVar(),c=pn(r).toVar(),h=pn(t).toVar(),p=fn(e).toVar(),g=Tn(Ev(fn(h.add(d),c.add(l)))).toVar(),m=fn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=fn(fn(hn(h),hn(c)).add(m)).toVar(),y=fn(f.sub(p)).toVar();return ln(o.equal(pn(2)),()=>wo(y.x).add(wo(y.y))),ln(o.equal(pn(3)),()=>Wo(wo(y.x),wo(y.y))),Ko(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),an(([e,t,r,s,i,n,a,o,u])=>{const l=pn(u).toVar(),d=hn(o).toVar(),c=pn(a).toVar(),h=pn(n).toVar(),p=pn(i).toVar(),g=pn(s).toVar(),m=pn(r).toVar(),f=pn(t).toVar(),y=Tn(e).toVar(),b=Tn(Ev(Tn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Tn(Tn(hn(f),hn(m),hn(g)).add(b)).toVar(),T=Tn(x.sub(y)).toVar();return ln(l.equal(pn(2)),()=>wo(T.x).add(wo(T.y)).add(wo(T.z))),ln(l.equal(pn(3)),()=>Wo(wo(T.x),wo(T.y),wo(T.z))),Ko(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Pv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Fv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Dv=an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=fn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=fn(iv(n.x,a),iv(n.y,o)).toVar(),l=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{const r=hn(Lv(u,e,t,a,o,i,s)).toVar();ln(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),ln(s.equal(pn(0)),()=>{l.assign(fo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Iv=gb([Pv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=hn(1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Uv=gb([Fv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=fn(1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Ov=gb([Dv,an(([e,t,r])=>{const s=pn(r).toVar(),i=hn(t).toVar(),n=Tn(e).toVar(),a=pn().toVar(),o=pn().toVar(),u=pn().toVar(),l=Tn(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=Tn(1e6,1e6,1e6).toVar();return op({start:-1,end:pn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:pn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:pn(1),name:"z",condition:"<="},({z:r})=>{const n=hn(Lv(l,e,t,r,a,o,u,i,s)).toVar();ln(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),ln(s.equal(pn(0)),()=>{d.assign(fo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Vv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=fn(t).toVar(),p=fn(r).toVar(),g=fn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return ln(c.equal(pn(0)),()=>{N.assign(Rv(v))}),ln(c.equal(pn(1)),()=>{N.assign(Ev(v))}),ln(c.equal(pn(2)),()=>{N.assign(Ov(v,m,pn(0)))}),ln(c.equal(pn(3)),()=>{N.assign(Cv(Tn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),ln(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),kv=an(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(e).toVar(),h=Tn(t).toVar(),p=Tn(r).toVar(),g=Tn(s).toVar(),m=hn(i).toVar(),f=hn(n).toVar(),y=hn(a).toVar(),b=mn(o).toVar(),x=pn(u).toVar(),T=hn(l).toVar(),_=hn(d).toVar(),v=h.mul(p).add(g),N=hn(0).toVar();return ln(c.equal(pn(0)),()=>{N.assign(Rv(v))}),ln(c.equal(pn(1)),()=>{N.assign(Ev(v))}),ln(c.equal(pn(2)),()=>{N.assign(Ov(v,m,pn(0)))}),ln(c.equal(pn(3)),()=>{N.assign(Cv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),ln(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Gv=an(([e])=>{const t=e.y,r=e.z,s=Tn().toVar();return ln(t.lessThan(1e-4),()=>{s.assign(Tn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(bo(i)).mul(6).toVar();const n=pn(Uo(i)),a=i.sub(hn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());ln(n.equal(pn(0)),()=>{s.assign(Tn(r,l,o))}).ElseIf(n.equal(pn(1)),()=>{s.assign(Tn(u,r,o))}).ElseIf(n.equal(pn(2)),()=>{s.assign(Tn(o,r,l))}).ElseIf(n.equal(pn(3)),()=>{s.assign(Tn(o,u,r))}).ElseIf(n.equal(pn(4)),()=>{s.assign(Tn(l,o,r))}).Else(()=>{s.assign(Tn(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),zv=an(([e])=>{const t=Tn(e).toVar(),r=hn(t.x).toVar(),s=hn(t.y).toVar(),i=hn(t.z).toVar(),n=hn($o(r,$o(s,i))).toVar(),a=hn(Wo(r,Wo(s,i))).toVar(),o=hn(a.sub(n)).toVar(),u=hn().toVar(),l=hn().toVar(),d=hn().toVar();return d.assign(a),ln(a.greaterThan(0),()=>{l.assign(o.div(a))}).Else(()=>{l.assign(0)}),ln(l.lessThanEqual(0),()=>{u.assign(0)}).Else(()=>{ln(r.greaterThanEqual(a),()=>{u.assign(s.sub(i).div(o))}).ElseIf(s.greaterThanEqual(a),()=>{u.assign(wa(2,i.sub(r).div(o)))}).Else(()=>{u.assign(wa(4,r.sub(s).div(o)))}),u.mulAssign(1/6),ln(u.lessThan(0),()=>{u.addAssign(1)})}),Tn(u,l,d)}).setLayout({name:"mx_rgbtohsv",type:"vec3",inputs:[{name:"c",type:"vec3"}]}),$v=an(([e])=>{const t=Tn(e).toVar(),r=Nn(Ia(t,Tn(.04045))).toVar(),s=Tn(t.div(12.92)).toVar(),i=Tn(Qo(Wo(t.add(Tn(.055)),Tn(0)).div(1.055),Tn(2.4))).toVar();return iu(s,i,r)}).setLayout({name:"mx_srgb_texture_to_lin_rec709",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Wv=(e,t)=>{e=hn(e),t=hn(t);const r=fn(t.dFdx(),t.dFdy()).length().mul(.7071067811865476);return uu(e.sub(r),e.add(r),t)},Hv=(e,t,r,s)=>iu(e,t,r[s].clamp()),jv=(e,t,r,s,i)=>iu(e,t,Wv(r,s[i])),qv=an(([e,t,r])=>{const s=To(e).toVar(),i=Ca(hn(.5).mul(t.sub(r)),Pd).div(s).toVar(),n=Ca(hn(-.5).mul(t.sub(r)),Pd).div(s).toVar(),a=Tn().toVar();a.x=s.x.greaterThan(hn(0)).select(i.x,n.x),a.y=s.y.greaterThan(hn(0)).select(i.y,n.y),a.z=s.z.greaterThan(hn(0)).select(i.z,n.z);const o=$o(a.x,a.y,a.z).toVar();return Pd.add(s.mul(o)).toVar().sub(r)}),Xv=an(([e,t])=>{const r=e.x,s=e.y,i=e.z;let n=t.element(0).mul(.886227);return n=n.add(t.element(1).mul(1.023328).mul(s)),n=n.add(t.element(2).mul(1.023328).mul(i)),n=n.add(t.element(3).mul(1.023328).mul(r)),n=n.add(t.element(4).mul(.858086).mul(r).mul(s)),n=n.add(t.element(5).mul(.858086).mul(s).mul(i)),n=n.add(t.element(6).mul(i.mul(i).mul(.743125).sub(.247708))),n=n.add(t.element(7).mul(.858086).mul(r).mul(i)),n=n.add(t.element(8).mul(.429043).mul(Ma(r,r).sub(Ma(s,s)))),n});var 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ty{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,r){const s=this.renderer,i=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===i)s._clearColor.getRGB(Yv),Yv.a=s._clearColor.a;else if(!0===i.isColor)i.getRGB(Yv),Yv.a=1,n=!0;else if(!0===i.isNode){const u=this.get(e),l=i;Yv.copy(s._clearColor);let d=u.backgroundMesh;if(void 0===d){const h=Sn(l).mul(dx).context({getUV:()=>cx.mul(Hd),getTextureLevel:()=>lx}),p=rd.element(3).element(3).equal(1),g=Ba(1,rd.element(1).element(1)).mul(3),m=p.select(Bd.mul(g),Bd);let f=rd.mul(Ad.mul(Sn(m,1)));f=f.setZ(f.w);const y=new Xp;function b(){i.removeEventListener("dispose",b),d.material.dispose(),d.geometry.dispose()}y.name="Background.material",y.side=w,y.depthTest=!1,y.depthWrite=!1,y.allowOverride=!1,y.fog=!1,y.lights=!1,y.vertexNode=f,y.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new se(new 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Jv{constructor(e="",t=[],r=0,s=[]){this.name=e,this.bindings=t,this.index=r,this.bindingsReference=s,this.id=Zv++}}class eN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new Jv(t.name,[],t.index,t.bindingsReference);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class tN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class rN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class sN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class iN extends sN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class nN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let aN=0;class oN{constructor(e=null){this.id=aN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class uN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class lN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0}setValue(e){this.value=e}getValue(){return this.value}}class dN extends lN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class cN extends lN{constructor(e,r=new 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this.nodeUniform.type}}let AN=0;const EN=new WeakMap,wN=new WeakMap,CN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),MN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class BN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Uy(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new 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t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=Vs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return CN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof 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of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,on(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new tN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new uN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new rN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const 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this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new Xp),e.build(this)}else this.addFlow("compute",e);for(const e of ti){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of ri){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=EN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new bN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new xN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new TN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new _N(e);else if("color"===t)s=new vN(e);else if("mat2"===t)s=new NN(e);else if("mat3"===t)s=new SN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new RN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${tt} - Node System\n`}}class LN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===Qs.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===Qs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Qs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Qs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Qs.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class PN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}PN.isNodeFunctionInput=!0;class FN extends K_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:s_(this.light),lightColor:e}}}const DN=new a,IN=new a;let UN=null;class ON extends K_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=xa(new r).setGroup(fa),this.halfWidth=xa(new r).setGroup(fa),this.updateType=Qs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;IN.identity(),DN.copy(t.matrixWorld),DN.premultiply(r),IN.extractRotation(DN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(IN),this.halfHeight.value.applyMatrix4(IN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(UN.LTC_FLOAT_1),r=Pl(UN.LTC_FLOAT_2)):(t=Pl(UN.LTC_HALF_1),r=Pl(UN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:r_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){UN=e}}class VN extends K_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=xa(0).setGroup(fa),this.penumbraCosNode=xa(0).setGroup(fa),this.cutoffDistanceNode=xa(0).setGroup(fa),this.decayExponentNode=xa(0).setGroup(fa),this.colorNode=xa(this.color).setGroup(fa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=JT(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(s_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=Y_({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Pl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class kN extends VN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,fn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const GN=an(([e,t])=>{const r=e.abs().sub(t);return Mo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class zN extends VN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=hn(0),r=this.penumbraCosNode,s=ZT(this.light).mul(e.context.positionWorld||Pd);return ln(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=GN(e.xy.sub(fn(.5)),fn(.5)),n=Ba(-1,Ca(1,Ao(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class $N extends K_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class WN extends K_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=e_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=xa(new e).setGroup(fa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=qd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class HN extends K_{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Vl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=Xv(qd,this.lightProbe);e.context.irradiance.addAssign(t)}}class jN{parseFunction(){d("Abstract function.")}}class qN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}qN.isNodeFunction=!0;const XN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,KN=/[a-z_0-9]+/gi,YN="#pragma main";class QN extends qN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(YN),r=-1!==t?e.slice(t+12):e,s=r.match(XN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=KN.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new Xp),n.build(),o("TSL: "+e)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new eN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){eS[0]=e,eS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(eS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&tS.push(t.getCacheKey(!0)),i&&tS.push(i.getCacheKey()),n&&tS.push(n.getCacheKey()),tS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),tS.push(this.renderer.shadowMap.enabled?1:0),tS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Ds(tS),this.callHashCache.set(eS,s),tS.length=0}return eS.length=0,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===oe||r.mapping===ue||r.mapping===Se){if(e.backgroundBlurriness>0||r.mapping===Se)return mf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),hg(e)}}if(!0===r.isTexture)return Pl(r,Hl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=mc("color","color",r).setGroup(fa),t=mc("density","float",r).setGroup(fa);return aT(e,nT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(fa),t=mc("near","float",r).setGroup(fa),s=mc("far","float",r).setGroup(fa);return aT(e,iT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?hc(r):!0===r.isTexture?Pl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return JN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?fx(e,Tn(Hl,kl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Hl).renderOutput(t.toneMapping,t.currentColorSpace);return JN.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new LN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const sS=new Ge;class iS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new hS(i.framebufferWidth,i.framebufferHeight,{format:Ne,type:ke,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=3&i.layers.mask,a.layers.mask=5&i.layers.mask;const o=e.parent,u=i.cameras;fS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function TS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function _S(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(e,t,this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new rS(this,r),this._animation=new Kf(this,this._nodes,this.info),this._attributes=new oy(r),this._background=new Qv(this,this._nodes),this._geometries=new dy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new yy(r,this._nodes),this._bindings=new by(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new ey(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Sy(this.lighting),this._bundles=new oS,this._renderContexts=new By,this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._compilationPromises,u=!0===e.isScene?e:NS;null===r&&(r=e);const l=this._renderTarget,d=this._renderContexts.get(r,t,l,this._mrt),c=this._activeMipmapLevel,h=[];this._currentRenderContext=d,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=h,s.renderId++,s.update(),d.depth=this.depth,d.stencil=this.stencil,d.clippingContext||(d.clippingContext=new iS),d.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,l);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,d.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)}),p.finish(),null!==l){this._textures.updateRenderTarget(l,c);const e=this._textures.get(l);d.textures=e.textures,d.depthTexture=e.depthTexture}else d.textures=null,d.depthTexture=null;this._background.update(u,p,d);const g=p.opaque,m=p.transparent,f=p.transparentDoublePass,y=p.lightsNode;!0===this.opaque&&g.length>0&&this._renderObjects(g,t,u,y),!0===this.transparent&&m.length>0&&this._renderTransparents(m,f,t,u,y),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._compilationPromises=o,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(h)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=wd,t.modelNormalViewMatrix=Cd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===wd&&e.modelNormalViewMatrix===Cd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getColorBufferType(){return this._colorBufferType}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=T,p.viewportValue.maxDepth=_,p.viewport=!1===p.viewportValue.equals(RS),p.scissorValue.copy(b).multiplyScalar(x).floor(),p.scissor=f._scissorTest&&!1===p.scissorValue.equals(RS),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new iS),p.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,h);const v=t.isArrayCamera?ES:AS;t.isArrayCamera||(wS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(wS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,p.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==h){this._textures.updateRenderTarget(h,c);const e=this._textures.get(h);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=h,p.depth=h.depthBuffer,p.stencil=h.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=SS.width,p.height=SS.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=d,p.activeMipmapLevel=c,p.occlusionQueryCount=N.occlusionQueryCount,p.scissorValue.max(CS.set(0,0,0,0)),p.scissorValue.x+p.scissorValue.width>p.width&&(p.scissorValue.width=Math.max(p.width-p.scissorValue.x,0)),p.scissorValue.y+p.scissorValue.height>p.height&&(p.scissorValue.height=Math.max(p.height-p.scissorValue.y,0)),this._background.update(u,N,p),p.camera=t,this.backend.beginRender(p);const{bundles:S,lightsNode:R,transparentDoublePass:A,transparent:E,opaque:w}=N;return S.length>0&&this._renderBundles(S,u,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,u,R),!0===this.transparent&&E.length>0&&this._renderTransparents(E,A,t,u,R),this.backend.finishRender(p),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,null!==s&&(this.setRenderTarget(l,d,c),this._renderOutput(h)),u.onAfterRender(this,e,t,h),this.inspector.finishRender(this.backend.getTimestampUID(p)),p}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.getForClear(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer,i.clearColorValue=this.backend.getClearColor(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=CS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=CS.copy(t).floor()}else t=CS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&CS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(wS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,CS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?ES:AS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),CS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(wS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=w;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=it;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=C}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);e.side=null===i.shadowSide?i.side:i.shadowSide,null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===C&&!1===i.forceSinglePass?(i.side=w,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=it,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=C):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class BS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class LS extends BS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(ay-e%ay)%ay;var e}get buffer(){return this._buffer}update(){return!0}}class PS extends LS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let FS=0;class DS extends PS{constructor(e,t){super("UniformBuffer_"+FS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class IS extends PS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let kS=0;class GS extends VS{constructor(e,t){super(e,t),this.id=kS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class zS extends GS{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class $S extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class WS extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const HS={bitcast_int_uint:new jx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new jx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},jS={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},qS={low:"lowp",medium:"mediump",high:"highp"},XS={swizzleAssign:!0,storageBuffer:!1},KS={perspective:"smooth",linear:"noperspective"},YS={centroid:"centroid"},QS="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class ZS extends BN{constructor(e,t){super(e,t,new ZN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=HS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==HS[e]&&this._include(e),jS[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?mt:ft;2===s?n=i?Tt:V:3===s?n=i?_t:vt:4===s&&(n=i?Nt:Ne);const a={Float32Array:H,Uint8Array:ke,Uint16Array:xt,Uint32Array:S,Int8Array:bt,Int16Array:yt,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?s:"";t=`${e.name} {\n\t${r} ${i.name}[${n}];\n};\n`}else{t=`${this.getVectorType(i.type)} ${this.getPropertyName(i,e)};`,n=!0}const a=i.node.precision;if(null!==a&&(t=qS[a]+" "+t),n){t="\t"+t;const e=i.groupNode.name;(s[e]||(s[e]=[])).push(t)}else t="uniform "+t,r.push(t)}let i="";for(const t in s){const r=s[t];i+=this._getGLSLUniformStruct(e+"_"+t,r.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${KS[s.interpolationType]||s.interpolationType} ${YS[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${KS[e.interpolationType]||e.interpolationType} ${YS[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=XS[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}XS[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new zS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new $S(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new WS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new DS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let n=e[o];void 0===n&&(n=new OS(r+"_"+o,s),e[o]=n,u.push(n)),a=this.getNodeUniform(i,t),n.addUniform(a)}n.uniformGPU=a}return i}}let JS=null,eR=null;class tR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[St.RENDER]:null,[St.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?St.COMPUTE:St.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return JS=JS||new t,this.renderer.getDrawingBufferSize(JS)}setScissorTest(){}getClearColor(){const e=this.renderer;return eR=eR||new Fy,e.getClearColor(eR),eR.getRGB(eR),eR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Rt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${tt} webgpu`),this.domElement=e),e}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}dispose(){}}let rR,sR,iR=0;class nR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class aR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:iR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new nR(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let lR,dR,cR,hR=!1;class pR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===hR&&(this._init(),hR=!0)}_init(){const e=this.gl;lR={[Ir]:e.REPEAT,[ye]:e.CLAMP_TO_EDGE,[Dr]:e.MIRRORED_REPEAT},dR={[A]:e.NEAREST,[Ur]:e.NEAREST_MIPMAP_NEAREST,[Je]:e.NEAREST_MIPMAP_LINEAR,[ne]:e.LINEAR,[Ze]:e.LINEAR_MIPMAP_NEAREST,[q]:e.LINEAR_MIPMAP_LINEAR},cR={[Wr]:e.NEVER,[$r]:e.ALWAYS,[qe]:e.LESS,[zr]:e.LEQUAL,[Gr]:e.EQUAL,[kr]:e.GEQUAL,[Vr]:e.GREATER,[Or]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?Hr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,lR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,lR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,lR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,dR[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===ne&&u?q:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,dR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,cR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===A)return;if(t.minFilter!==Je&&t.minFilter!==q)return;if(t.type===H&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();o.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function gR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class mR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class fR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const yR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class bR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class _R extends tR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new mR(this),this.capabilities=new fR(this),this.attributeUtils=new aR(this),this.textureUtils=new pR(this),this.bufferRenderer=new bR(this),this.state=new oR(this),this.utils=new uR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed")}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new TR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(St.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t1&&u.setMRTBlending(i.textures),u.useProgram(a);const h=e.getAttributes(),p=this.get(h);let g=p.vaoGPU;if(void 0===g){const e=this._getVaoKey(h);g=this.vaoCache[e],void 0===g&&(g=this._createVao(h),this.vaoCache[e]=g,p.vaoGPU=g)}const m=e.getIndex(),f=null!==m?this.get(m).bufferGPU:null;u.setVertexState(g,f);const y=l.lastOcclusionObject;if(y!==t&&void 0!==y){if(null!==y&&!0===y.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),l.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),l.occlusionQueries[l.occlusionQueryIndex]=e,l.occlusionQueryObjects[l.occlusionQueryIndex]=t}l.lastOcclusionObject=t}const b=this.bufferRenderer;t.isPoints?b.mode=o.POINTS:t.isLineSegments?b.mode=o.LINES:t.isLine?b.mode=o.LINE_STRIP:t.isLineLoop?b.mode=o.LINE_LOOP:!0===s.wireframe?(u.setLineWidth(s.wireframeLinewidth*this.renderer.getPixelRatio()),b.mode=o.LINES):b.mode=o.TRIANGLES;const{vertexCount:x,instanceCount:T}=d;let{firstVertex:_}=d;if(b.object=t,null!==m){_*=m.array.BYTES_PER_ELEMENT;const e=this.get(m);b.index=m.count,b.type=e.type}else b.index=0;const N=()=>{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eyR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=Ey(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const vR="point-list",NR="line-list",SR="line-strip",RR="triangle-list",AR="triangle-strip",ER="undefined"!=typeof self?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},wR="never",CR="less",MR="equal",BR="less-equal",LR="greater",PR="not-equal",FR="greater-equal",DR="always",IR="store",UR="load",OR="clear",VR="ccw",kR="cw",GR="none",zR="back",$R="uint16",WR="uint32",HR="r8unorm",jR="r8snorm",qR="r8uint",XR="r8sint",KR="r16uint",YR="r16sint",QR="r16float",ZR="rg8unorm",JR="rg8snorm",eA="rg8uint",tA="rg8sint",rA="r32uint",sA="r32sint",iA="r32float",nA="rg16uint",aA="rg16sint",oA="rg16float",uA="rgba8unorm",lA="rgba8unorm-srgb",dA="rgba8snorm",cA="rgba8uint",hA="rgba8sint",pA="bgra8unorm",gA="bgra8unorm-srgb",mA="rgb9e5ufloat",fA="rgb10a2unorm",yA="rg11b10ufloat",bA="rg32uint",xA="rg32sint",TA="rg32float",_A="rgba16uint",vA="rgba16sint",NA="rgba16float",SA="rgba32uint",RA="rgba32sint",AA="rgba32float",EA="depth16unorm",wA="depth24plus",CA="depth24plus-stencil8",MA="depth32float",BA="depth32float-stencil8",LA="bc1-rgba-unorm",PA="bc1-rgba-unorm-srgb",FA="bc2-rgba-unorm",DA="bc2-rgba-unorm-srgb",IA="bc3-rgba-unorm",UA="bc3-rgba-unorm-srgb",OA="bc4-r-unorm",VA="bc4-r-snorm",kA="bc5-rg-unorm",GA="bc5-rg-snorm",zA="bc6h-rgb-ufloat",$A="bc6h-rgb-float",WA="bc7-rgba-unorm",HA="bc7-rgba-unorm-srgb",jA="etc2-rgb8unorm",qA="etc2-rgb8unorm-srgb",XA="etc2-rgb8a1unorm",KA="etc2-rgb8a1unorm-srgb",YA="etc2-rgba8unorm",QA="etc2-rgba8unorm-srgb",ZA="eac-r11unorm",JA="eac-r11snorm",eE="eac-rg11unorm",tE="eac-rg11snorm",rE="astc-4x4-unorm",sE="astc-4x4-unorm-srgb",iE="astc-5x4-unorm",nE="astc-5x4-unorm-srgb",aE="astc-5x5-unorm",oE="astc-5x5-unorm-srgb",uE="astc-6x5-unorm",lE="astc-6x5-unorm-srgb",dE="astc-6x6-unorm",cE="astc-6x6-unorm-srgb",hE="astc-8x5-unorm",pE="astc-8x5-unorm-srgb",gE="astc-8x6-unorm",mE="astc-8x6-unorm-srgb",fE="astc-8x8-unorm",yE="astc-8x8-unorm-srgb",bE="astc-10x5-unorm",xE="astc-10x5-unorm-srgb",TE="astc-10x6-unorm",_E="astc-10x6-unorm-srgb",vE="astc-10x8-unorm",NE="astc-10x8-unorm-srgb",SE="astc-10x10-unorm",RE="astc-10x10-unorm-srgb",AE="astc-12x10-unorm",EE="astc-12x10-unorm-srgb",wE="astc-12x12-unorm",CE="astc-12x12-unorm-srgb",ME="clamp-to-edge",BE="repeat",LE="mirror-repeat",PE="linear",FE="nearest",DE="zero",IE="one",UE="src",OE="one-minus-src",VE="src-alpha",kE="one-minus-src-alpha",GE="dst",zE="one-minus-dst",$E="dst-alpha",WE="one-minus-dst-alpha",HE="src-alpha-saturated",jE="constant",qE="one-minus-constant",XE="add",KE="subtract",YE="reverse-subtract",QE="min",ZE="max",JE=0,ew=15,tw="keep",rw="zero",sw="replace",iw="invert",nw="increment-clamp",aw="decrement-clamp",ow="increment-wrap",uw="decrement-wrap",lw="storage",dw="read-only-storage",cw="write-only",hw="read-only",pw="read-write",gw="non-filtering",mw="comparison",fw="float",yw="unfilterable-float",bw="depth",xw="sint",Tw="uint",_w="2d",vw="3d",Nw="2d",Sw="2d-array",Rw="cube",Aw="3d",Ew="all",ww="vertex",Cw="instance",Mw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},Bw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Lw extends VS{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Pw extends LS{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Fw=0;class Dw extends Pw{constructor(e,t){super("StorageBuffer_"+Fw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:Js.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class Iw extends ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:PE}),this.flipYSampler=e.createSampler({minFilter:FE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:AR,stripIndexFormat:WR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:OR,storeOp:IR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Nw,baseArrayLayer:r});const a=[];for(let o=1;o0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Iw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,zw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,$w={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class Ww extends qN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Gw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=zw.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class Hw extends jN{parseFunction(e){return new Ww(e)}}const jw={[Js.READ_ONLY]:"read",[Js.WRITE_ONLY]:"write",[Js.READ_WRITE]:"read_write"},qw={[Ir]:"repeat",[ye]:"clamp",[Dr]:"mirror"},Xw={vertex:ER.VERTEX,fragment:ER.FRAGMENT,compute:ER.COMPUTE},Kw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Yw={"^^":"tsl_xor"},Qw={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},Zw={},Jw={tsl_xor:new jx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new jx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new jx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new jx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new jx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new jx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new jx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new jx("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new jx("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new jx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new jx("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new jx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new jx("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},eC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let tC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(tC+="diagnostic( off, derivative_uniformity );\n");class rC extends BN{constructor(e,t){super(e,t,new Hw),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${qw[e.wrapS]}S_${qw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Zw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(Jw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===ye?(s.push(Jw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Dr?(s.push(Jw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",Zw[t]=r=new jx(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new pl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new pl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new pl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, u32( ${i} ) )`}generateTextureLod(e,t,r,s,i,n="0u"){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);const l=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`;return this.generateTextureLoad(e,t,l,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===H||!1===this.isSampleCompare(e)&&e.minFilter===A&&e.magFilter===A||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=Yw[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),Js.READ_WRITE):Js.READ_ONLY:e.access}getStorageAccess(e,t){return jw[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);if("texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new WS(i.name,i.node,o,n):new zS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new $S(i.name,i.node,o,n):"texture3D"===t&&(s=new WS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Xw[r]),!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Lw(`${i.name}_sampler`,i.node,o);e.setVisibility(Xw[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?DS:Dw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Xw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let s=e[u];void 0===s&&(s=new OS(u,o),s.setVisibility(Xw[r]),e[u]=s,l.push(s)),a=this.getNodeUniform(i,t),s.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=kw(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=this.getType(this.getVectorType(i.type)),t=i.groupNode.name;(n[t]||(n[t]={index:a.binding++,id:a.group,snippets:[]})).snippets.push(`\t${i.name} : ${e}`)}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let a=r.join("\n");return a+=s.join("\n"),a+=i.join("\n"),a}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.Vertex = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return Qw[e]||e}isAvailable(e){let t=Kw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Kw[e]=t),t}_getWGSLMethod(e){return void 0!==Jw[e]&&this._include(e),eC[e]}_include(e){const t=Jw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${tC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class sC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=CA:e.depth&&(t=wA),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?vR:e.isLineSegments||e.isMesh&&!0===t.wireframe?NR:e.isLine?SR:e.isMesh?RR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ke)return pA;if(e===fe)return NA;throw new Error("Unsupported outputType")}}const iC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&iC.set(Float16Array,["float16"]);const nC=new Map([[et,["float16"]]]),aC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class oC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e1&&(s.multisampled=!0,r.texture.isDepthTexture||(s.sampleType=yw)),r.texture.isDepthTexture)t.compatibilityMode&&null===r.texture.compareFunction?s.sampleType=yw:s.sampleType=bw;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){const e=r.texture.type;e===R?s.sampleType=xw:e===S?s.sampleType=Tw:e===H&&(this.backend.hasFeature("float32-filterable")?s.sampleType=fw:s.sampleType=yw)}r.isSampledCubeTexture?s.viewDimension=Rw:r.texture.isArrayTexture||r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?s.viewDimension=Sw:r.isSampledTexture3D&&(s.viewDimension=Aw),e.texture=s}else if(r.isSampler){const s={};r.texture.isDepthTexture&&(null!==r.texture.compareFunction?s.type=mw:t.compatibilityMode&&(s.type=gw)),e.sampler=s}else o(`WebGPUBindingUtils: Unsupported binding "${r}".`);s.push(e)}return r.createBindGroupLayout({entries:s})}createBindings(e,t,r,s=0){const{backend:i,bindGroupLayoutCache:n}=this,a=i.get(e);let o,u=n.get(e.bindingsReference);void 0===u&&(u=this.createBindingsLayout(e),n.set(e.bindingsReference,u)),r>0&&(void 0===a.groups&&(a.groups=[],a.versions=[]),a.versions[r]===s&&(o=a.groups[r])),void 0===o&&(o=this.createBindGroup(e,u),r>0&&(a.groups[r]=o,a.versions[r]=s)),a.group=o,a.layout=u}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const t=qr(s),a=t?1:s.BYTES_PER_ELEMENT;for(let e=0,o=n.length;e1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=Ew;let o;o=t.isSampledCubeTexture?Rw:t.isSampledTexture3D?Aw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Sw:Nw,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}}class lC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t);p.push(e.layout)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===Z||s.blending===Qe&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},E=e.context.depth,w=e.context.stencil;if(!0!==E&&!0!==w||(!0===E&&(A.format=N,A.depthWriteEnabled=s.depthWrite,A.depthCompare=v),!0===w&&(A.stencilFront=f,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),R.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(R)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e);a.push(t.layout)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===nt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:XE},r={srcFactor:i,dstFactor:n,operation:XE}};if(e.premultipliedAlpha)switch(s){case Qe:i(IE,kE,IE,kE);break;case $t:i(IE,IE,IE,IE);break;case zt:i(DE,OE,DE,IE);break;case Gt:i(GE,kE,DE,IE)}else switch(s){case Qe:i(VE,kE,IE,kE);break;case $t:i(VE,IE,IE,IE);break;case zt:o("WebGPURenderer: SubtractiveBlending requires material.premultipliedAlpha = true");break;case Gt:o("WebGPURenderer: MultiplyBlending requires material.premultipliedAlpha = true")}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ot:t=DE;break;case Ut:t=IE;break;case It:t=UE;break;case Bt:t=OE;break;case Dt:t=VE;break;case Mt:t=kE;break;case Pt:t=GE;break;case Ct:t=zE;break;case Lt:t=$E;break;case wt:t=WE;break;case Ft:t=HE;break;case 211:t=jE;break;case 212:t=qE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case ts:t=wR;break;case es:t=DR;break;case Jr:t=CR;break;case Zr:t=BR;break;case Qr:t=MR;break;case Yr:t=FR;break;case Kr:t=LR;break;case Xr:t=PR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ls:t=tw;break;case us:t=rw;break;case os:t=sw;break;case as:t=iw;break;case ns:t=nw;break;case is:t=aw;break;case ss:t=ow;break;case rs:t=uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case at:t=XE;break;case Et:t=KE;break;case At:t=YE;break;case cs:t=QE;break;case ds:t=ZE;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?$R:WR);let n=r.side===w;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?kR:VR,s.cullMode=r.side===C?GR:zR,s}_getColorWriteMask(e){return!0===e.colorWrite?ew:JE}_getDepthCompare(e){let t;if(!1===e.depthTest)t=DR;else{const r=e.depthFunc;switch(r){case Qt:t=wR;break;case Yt:t=DR;break;case Kt:t=CR;break;case Xt:t=BR;break;case qt:t=MR;break;case jt:t=FR;break;case Ht:t=LR;break;case Wt:t=PR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class dC extends xR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class cC extends tR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new sC(this),this.attributeUtils=new oC(this),this.bindingUtils=new uC(this),this.pipelineUtils=new lC(this),this.textureUtils=new Vw(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Mw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;r.lost.then(t=>{const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Mw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${tt} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===fe?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:UR}),this.initTimestampQuery(St.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndexedIndirect(t,r)}else s.drawIndexed(i,n,a,0,0);t.update(r,i,n)}else{const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset();s.drawIndirect(t,r)}else s.draw(i,n,a,0);t.update(r,i,n)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new _R(e)));super(new t(e),e),this.library=new gC,this.isWebGPURenderer=!0}}class fC extends Rs{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class yC{constructor(e,t=Sn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Xp;r.name="PostProcessing",this._quadMesh=new Wb(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterPostProcessing&&this._context.onAfterPostProcessing()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=yl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class bC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=ne,this.minFilter=ne,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class xC extends sx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class TC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new Es(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),hn()):Yi(new this.nodes[e])}}class _C extends ws{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class vC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new TC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new _C;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;tTSL
  • buffer
  • bufferAttribute
  • builtin
    • +
  • builtinAOContext
    • +
  • builtinShadowContext
  • bumpMap
  • burn
  • bypass
    • @@ -1497,6 +1499,7 @@

    TSL

  • viewportSize
  • viewportTexture
  • viewportUV
    • +
  • vogelDiskSample
  • wgsl
  • workgroupArray
  • workgroupBarrier
    • @@ -1636,6 +1639,7 @@

    Global

  • PCFShadowMap
  • PCFSoftShadowFilter
  • PCFSoftShadowMap
    • +
  • PointShadowFilter
  • R11_EAC_Format
  • RED_GREEN_RGTC2_Format
  • RED_RGTC1_Format
    • diff --git a/docs/pages/BufferGeometry.html b/docs/pages/BufferGeometry.html index 58424d1d78cde8..dc326c6c9c81a7 100644 --- a/docs/pages/BufferGeometry.html +++ b/docs/pages/BufferGeometry.html @@ -110,6 +110,14 @@

    .indirect<

    Default is null.

    +
    +

    .indirectOffset : number

    +
    +

    The offset, in bytes, into the indirect drawing buffer where the value data begins.

    +

    Can only be used with WebGPURenderer and a WebGPU backend.

    +

    Default is 0.

    +
    +

    .isBufferGeometry : boolean (readonly)

    @@ -644,7 +652,7 @@

    .s
    Returns: A reference to this instance.

    -

    .setIndirect( indirect : BufferAttribute ) : BufferGeometry

    +

    .setIndirect( indirect : BufferAttribute, indirectOffset : number ) : BufferGeometry

    Sets the given indirect attribute to this geometry.

    @@ -659,6 +667,15 @@

    . + indirectOffset + + +

    The offset, in bytes, into the indirect drawing buffer where the value data begins.

    +

    Default is 0.

    + +
    diff --git a/docs/pages/CubeTextureNode.html b/docs/pages/CubeTextureNode.html index 04182d5ce0b393..9b327f1562b7b4 100644 --- a/docs/pages/CubeTextureNode.html +++ b/docs/pages/CubeTextureNode.html @@ -120,7 +120,7 @@

    ..getInputType( builder : NodeBuilder ) : string

    -

    Overwrites the default implementation to return a fixed value 'cubeTexture'.

    +

    Overwrites the default implementation to return the appropriate cube texture type.

    diff --git a/docs/pages/PointShadowNode.html b/docs/pages/PointShadowNode.html index fc9ad52aeeecdf..6aaba05337214b 100644 --- a/docs/pages/PointShadowNode.html +++ b/docs/pages/PointShadowNode.html @@ -94,6 +94,35 @@

    .Overrides: ShadowNode#renderShadow +

    .setupRenderTarget( shadow : LightShadow, builder : NodeBuilder ) : Object

    +
    +
    +

    Overwrites the default implementation to create a CubeRenderTarget with CubeDepthTexture.

    +
    +
    + + + + + + + + + + +
    + shadow + +

    The light shadow object.

    +
    + builder + +

    A reference to the current node builder.

    +
    +
    +
    Returns: An object containing the shadow map and depth texture.
    +
    +

    .setupShadowCoord( builder : NodeBuilder, shadowPosition : Node.<vec3> ) : Node.<vec3>

    @@ -158,20 +187,12 @@

    . - shadowTexture - - -

    A reference to the shadow map's texture.

    - - depthTexture -

    A reference to the shadow map's texture data.

    +

    A reference to the shadow map's depth texture.

    diff --git a/docs/pages/Sphere.html b/docs/pages/Sphere.html index 706e51da1e699b..f93a36a42f8b25 100644 --- a/docs/pages/Sphere.html +++ b/docs/pages/Sphere.html @@ -237,7 +237,7 @@

    .Returns: A reference to this sphere.

    -

    .fromJSON( json : Object ) : Box3

    +

    .fromJSON( json : Object ) : Sphere

    Returns a serialized structure of the bounding sphere.

    diff --git a/docs/pages/TSL.html b/docs/pages/TSL.html index 1fc4deec5dd735..9707ebd70eb255 100644 --- a/docs/pages/TSL.html +++ b/docs/pages/TSL.html @@ -2734,6 +2734,68 @@

    .bui

    +

    .builtinAOContext( aoNode : Node, node : Node ) : ContextNode

    +
    +
    +

    TSL function for defining a built-in ambient occlusion context for a given node.

    +
    + + + + + + + + + + + +
    + aoNode + +

    The ambient occlusion value node to apply.

    +
    + node + +

    The node whose context should be modified.

    +

    Default is null.

    +
    +
    +

    .builtinShadowContext( shadowNode : ShadowNode, light : Light, node : Node ) : ContextNode

    +
    +
    +

    TSL function for defining a built-in shadow context for a given node.

    +
    + + + + + + + + + + + + + + + +
    + shadowNode + +

    The shadow node representing the light's shadow.

    +
    + light + +

    The light associated with the shadow.

    +
    + node + +

    The node whose context should be modified.

    +

    Default is null.

    +
    +

    .bumpMap( textureNode : Node.<float>, scaleNode : Node.<float> ) : BumpMapNode

    @@ -11724,6 +11786,46 @@

    ..vogelDiskSample( sampleIndex : Node.<int>, samplesCount : Node.<int>, phi : Node.<float> ) : Node.<vec2>

    +
    +
    +

    Vogel disk sampling for uniform circular distribution.

    +

    This function generates sample points distributed uniformly on a disk using the golden angle, +resulting in an efficient low-discrepancy sequence for sampling. The rotation parameter (phi) +allows randomizing the pattern per-pixel when combined with IGN.

    +
    + + + + + + + + + + + + + + + +
    + sampleIndex + +

    The index of the current sample (0-based).

    +
    + samplesCount + +

    The total number of samples.

    +
    + phi + +

    Rotation angle in radians (typically from IGN * 2π).

    +
    +
    +
    Returns: A 2D point on the unit disk.
    +
    +

    .wgsl( src : string, includes : Array.<Node> ) : CodeNode

    diff --git a/docs/pages/global.html b/docs/pages/global.html index 4422299af10722..4d5661d5b8a04d 100644 --- a/docs/pages/global.html +++ b/docs/pages/global.html @@ -1637,7 +1637,10 @@

    ..PCFShadowFilter( inputs : Object ) : Node.<float>

    -

    A shadow filtering function performing PCF filtering.

    +

    A shadow filtering function performing PCF filtering with Vogel disk sampling and IGN.

    +

    Uses 5 samples distributed via Vogel disk pattern, rotated per-pixel using Interleaved +Gradient Noise (IGN) to break up banding artifacts. Combined with hardware PCF (4-tap +filtering per sample), this effectively provides 20 filtered taps with better distribution.

    @@ -1732,6 +1735,65 @@

    .Returns: The filtering result. +

    .PointShadowFilter( inputs : Object ) : Node.<float>

    +
    +
    +

    A shadow filtering function for point lights using Vogel disk sampling and IGN.

    +

    Uses 5 samples distributed via Vogel disk pattern in tangent space around the +sample direction, rotated per-pixel using Interleaved Gradient Noise (IGN).

    +
    +

    + + + + + + +
    + inputs + +

    The input parameter object.

    + + + + + + + + + + + + + + + + + + + +
    + depthTexture + +

    A reference to the shadow cube map.

    +
    + bd3D + +

    The normalized direction from light to fragment.

    +
    + dp + +

    The depth value to compare against.

    +
    + shadow + +

    The light shadow.

    +
    +
    +
    +
    Returns: The filtering result.
    +
    +

    .Stack( node : Node ) : Node

    diff --git a/docs/search.json b/docs/search.json index 6f6929a3f55e35..f4c1fa100d09bb 100644 --- a/docs/search.json +++ b/docs/search.json @@ -1668,6 +1668,10 @@ "title": "BufferGeometry#indirect", "kind": "member" }, + { + "title": "BufferGeometry#indirectOffset", + "kind": "member" + }, { "title": "BufferGeometry#isBufferGeometry", "kind": "member" @@ -10228,6 +10232,10 @@ "title": "PointShadowNode#renderShadow", "kind": "function" }, + { + "title": "PointShadowNode#setupRenderTarget", + "kind": "function" + }, { "title": "PointShadowNode#setupShadowCoord", "kind": "function" @@ -25300,6 +25308,10 @@ "title": "PlaneGeometry.fromJSON", "kind": "function" }, + { + "title": "PointShadowFilter", + "kind": "function" + }, { "title": "PolyhedronGeometry.fromJSON", "kind": "function" @@ -26482,6 +26494,14 @@ "title": "builtin", "kind": "function" }, + { + "title": "builtinAOContext", + "kind": "function" + }, + { + "title": "builtinShadowContext", + "kind": "function" + }, { "title": "bumpMap", "kind": "function" @@ -28378,6 +28398,10 @@ "title": "viewportUV", "kind": "member" }, + { + "title": "vogelDiskSample", + "kind": "function" + }, { "title": "wgsl", "kind": "function" diff --git a/editor/js/Editor.js b/editor/js/Editor.js index ba8c0b740276a6..8cac9464c79d1d 100644 --- a/editor/js/Editor.js +++ b/editor/js/Editor.js @@ -396,6 +396,32 @@ Editor.prototype = { helper = new THREE.PointLightHelper( object, 1 ); + helper.matrix = new THREE.Matrix4(); + helper.matrixAutoUpdate = true; + + const light = object; + const editor = this; + + helper.updateMatrixWorld = function () { + + light.getWorldPosition( this.position ); + + const distance = editor.viewportCamera.position.distanceTo( this.position ); + this.scale.setScalar( distance / 30 ); + + this.updateMatrix(); + this.matrixWorld.copy( this.matrix ); + + const children = this.children; + + for ( let i = 0, l = children.length; i < l; i ++ ) { + + children[ i ].updateMatrixWorld(); + + } + + }; + } else if ( object.isDirectionalLight ) { helper = new THREE.DirectionalLightHelper( object, 1 ); @@ -647,6 +673,12 @@ Editor.prototype = { delete this.cameras[ existingUuid ]; // remove old entry [existingUuid, this.camera] this.cameras[ incomingUuid ] = this.camera; // add new entry [incomingUuid, this.camera] + if ( json.controls !== undefined ) { + + this.controls.fromJSON( json.controls ); + + } + this.signals.cameraResetted.dispatch(); this.history.fromJSON( json.history ); @@ -705,6 +737,7 @@ Editor.prototype = { toneMappingExposure: this.config.getKey( 'project/renderer/toneMappingExposure' ) }, camera: this.viewportCamera.toJSON(), + controls: this.controls.toJSON(), scene: this.scene.toJSON(), scripts: this.scripts, history: this.history.toJSON(), diff --git a/editor/js/EditorControls.js b/editor/js/EditorControls.js index e242dab772fbb1..14cadaa9172668 100644 --- a/editor/js/EditorControls.js +++ b/editor/js/EditorControls.js @@ -445,6 +445,20 @@ class EditorControls extends THREE.EventDispatcher { } + fromJSON( json ) { + + if ( json.center !== undefined ) this.center.fromArray( json.center ); + + } + + toJSON() { + + return { + center: this.center.toArray() + }; + + } + } export { EditorControls }; diff --git a/editor/js/Selector.js b/editor/js/Selector.js index db4a14144de244..18bcc9dd7320c5 100644 --- a/editor/js/Selector.js +++ b/editor/js/Selector.js @@ -18,17 +18,39 @@ class Selector { if ( intersects.length > 0 ) { - const object = intersects[ 0 ].object; + // Resolve helpers to their actual objects - if ( object.userData.object !== undefined ) { + const objects = []; - // helper + for ( let i = 0; i < intersects.length; i ++ ) { - this.select( object.userData.object ); + let object = intersects[ i ].object; + + if ( object.userData.object !== undefined ) { + + object = object.userData.object; + + } + + if ( objects.indexOf( object ) === - 1 ) { + + objects.push( object ); + + } + + } + + // Cycle through objects if the first one is already selected + + let index = objects.indexOf( editor.selected ); + + if ( index !== - 1 && index < objects.length - 1 ) { + + this.select( objects[ index + 1 ] ); } else { - this.select( object ); + this.select( objects[ 0 ] ); } diff --git a/editor/js/Viewport.js b/editor/js/Viewport.js index f22d2a95f68133..e6f93aa51d2a82 100644 --- a/editor/js/Viewport.js +++ b/editor/js/Viewport.js @@ -283,6 +283,8 @@ function Viewport( editor ) { } ); viewHelper.center = controls.center; + editor.controls = controls; + // signals signals.editorCleared.add( function () { diff --git a/examples/webgl_loader_gltf.html b/examples/webgl_loader_gltf.html index 8b79aacad53c30..8ddf6e91c7c251 100644 --- a/examples/webgl_loader_gltf.html +++ b/examples/webgl_loader_gltf.html @@ -32,7 +32,10 @@ import { GUI } from 'three/addons/libs/lil-gui.module.min.js'; let camera, scene, renderer, controls; - let currentModel; + let currentModel, mixer; + let currentLoadId = 0; + + const timer = new THREE.Timer(); init(); @@ -80,6 +83,8 @@ } ); + gui.add( scene, 'backgroundBlurriness', 0, 1 ); + const initialModel = models.find( m => m.name === params.model ); if ( initialModel ) loadModel( initialModel ); @@ -90,12 +95,12 @@ renderer = new THREE.WebGLRenderer( { antialias: true } ); renderer.setPixelRatio( window.devicePixelRatio ); renderer.setSize( window.innerWidth, window.innerHeight ); + renderer.setAnimationLoop( render ); renderer.toneMapping = THREE.ACESFilmicToneMapping; - renderer.toneMappingExposure = 1; container.appendChild( renderer.domElement ); controls = new OrbitControls( camera, renderer.domElement ); - controls.addEventListener( 'change', render ); // use if there is no animation loop + controls.enableDamping = true; controls.minDistance = 2; controls.maxDistance = 10; controls.target.set( 0, 0, - 0.2 ); @@ -115,31 +120,48 @@ scene.remove( currentModel ); currentModel = null; - render(); } + if ( mixer ) { + + mixer.stopAllAction(); + mixer = null; + + } + + const loadId = ++ currentLoadId; + const loader = new GLTFLoader(); loader.load( url, async function ( gltf ) { + if ( loadId !== currentLoadId ) return; + currentModel = gltf.scene; // wait until the model can be added to the scene without blocking due to shader compilation await renderer.compileAsync( currentModel, camera, scene ); + if ( loadId !== currentLoadId ) return; + scene.add( currentModel ); - // scale to 1.0 + fitCameraToSelection( camera, controls, currentModel ); - const box = new THREE.Box3().setFromObject( currentModel ); - const size = box.getSize( new THREE.Vector3() ); - const maxSize = Math.max( size.x, size.y, size.z ); - currentModel.scale.multiplyScalar( 1.0 / maxSize ); + // animations - fitCameraToSelection( camera, controls, currentModel ); + if ( gltf.animations.length > 0 ) { + + mixer = new THREE.AnimationMixer( currentModel ); + + for ( const animation of gltf.animations ) { + + mixer.clipAction( animation ).play(); + + } - render(); + } } ); @@ -190,6 +212,12 @@ function render() { + timer.update(); + + controls.update(); + + if ( mixer ) mixer.update( timer.getDelta() ); + renderer.render( scene, camera ); } diff --git a/examples/webgpu_loader_gltf.html b/examples/webgpu_loader_gltf.html index c1fa9211c1ce74..d26b64d72b86a5 100644 --- a/examples/webgpu_loader_gltf.html +++ b/examples/webgpu_loader_gltf.html @@ -43,7 +43,10 @@ import { Inspector } from 'three/addons/inspector/Inspector.js'; let camera, scene, renderer, controls; - let currentModel; + let currentModel, mixer; + let currentLoadId = 0; + + const timer = new THREE.Timer(); init().then( render ); @@ -91,6 +94,8 @@ } ); + gui.add( scene, 'backgroundBlurriness', 0, 1 ); + const initialModel = models.find( m => m.name === params.model ); if ( initialModel ) loadModel( initialModel ); @@ -109,6 +114,7 @@ await renderer.init(); controls = new OrbitControls( camera, renderer.domElement ); + controls.enableDamping = true; controls.minDistance = 2; controls.maxDistance = 10; controls.target.set( 0, 0, - 0.2 ); @@ -131,25 +137,45 @@ } + if ( mixer ) { + + mixer.stopAllAction(); + mixer = null; + + } + + const loadId = ++ currentLoadId; + const loader = new GLTFLoader(); loader.load( url, async function ( gltf ) { + if ( loadId !== currentLoadId ) return; + currentModel = gltf.scene; // wait until the model can be added to the scene without blocking due to shader compilation await renderer.compileAsync( currentModel, camera, scene ); + if ( loadId !== currentLoadId ) return; + scene.add( currentModel ); - // scale to 1.0 + fitCameraToSelection( camera, controls, currentModel ); + + // animations - const box = new THREE.Box3().setFromObject( currentModel ); - const size = box.getSize( new THREE.Vector3() ); - const maxSize = Math.max( size.x, size.y, size.z ); - currentModel.scale.multiplyScalar( 1.0 / maxSize ); + if ( gltf.animations.length > 0 ) { - fitCameraToSelection( camera, controls, currentModel ); + mixer = new THREE.AnimationMixer( currentModel ); + + for ( const animation of gltf.animations ) { + + mixer.clipAction( animation ).play(); + + } + + } } ); @@ -198,6 +224,12 @@ function render() { + timer.update(); + + controls.update(); + + if ( mixer ) mixer.update( timer.getDelta() ); + renderer.render( scene, camera ); } diff --git a/src/Three.TSL.js b/src/Three.TSL.js index d130cafd4f8e3a..80141c70d1a687 100644 --- a/src/Three.TSL.js +++ b/src/Three.TSL.js @@ -7,7 +7,7 @@ export const BasicShadowFilter = TSL.BasicShadowFilter; export const Break = TSL.Break; export const Const = TSL.Const; export const Continue = TSL.Continue; -export const DFGApprox = TSL.DFGApprox; +export const DFGLUT = TSL.DFGLUT; export const D_GGX = TSL.D_GGX; export const Discard = TSL.Discard; export const EPSILON = TSL.EPSILON; diff --git a/src/geometries/ExtrudeGeometry.js b/src/geometries/ExtrudeGeometry.js index 82a3479939a812..90bf710d03d753 100644 --- a/src/geometries/ExtrudeGeometry.js +++ b/src/geometries/ExtrudeGeometry.js @@ -112,9 +112,9 @@ class ExtrudeGeometry extends BufferGeometry { // SETUP TNB variables - // TODO1 - have a .isClosed in spline? + const isClosed = extrudePath.isCatmullRomCurve3 ? extrudePath.closed : false; - splineTube = extrudePath.computeFrenetFrames( steps, false ); + splineTube = extrudePath.computeFrenetFrames( steps, isClosed ); // log(splineTube, 'splineTube', splineTube.normals.length, 'steps', steps, 'extrudePts', extrudePts.length); diff --git a/src/nodes/TSL.js b/src/nodes/TSL.js index 10af3cd93f32ab..c4214052e022c9 100644 --- a/src/nodes/TSL.js +++ b/src/nodes/TSL.js @@ -163,7 +163,7 @@ export * from './materialx/MaterialXNodes.js'; export { default as BRDF_GGX } from './functions/BSDF/BRDF_GGX.js'; export { default as BRDF_Lambert } from './functions/BSDF/BRDF_Lambert.js'; export { default as D_GGX } from './functions/BSDF/D_GGX.js'; -export { default as DFGApprox } from './functions/BSDF/DFGApprox.js'; +export { default as DFGLUT } from './functions/BSDF/DFGLUT.js'; export { default as F_Schlick } from './functions/BSDF/F_Schlick.js'; export { default as Schlick_to_F0 } from './functions/BSDF/Schlick_to_F0.js'; export { default as V_GGX_SmithCorrelated } from './functions/BSDF/V_GGX_SmithCorrelated.js'; diff --git a/src/nodes/functions/BSDF/BRDF_GGX_Multiscatter.js b/src/nodes/functions/BSDF/BRDF_GGX_Multiscatter.js index 2ba4150499aaa7..e4890cf2726d2a 100644 --- a/src/nodes/functions/BSDF/BRDF_GGX_Multiscatter.js +++ b/src/nodes/functions/BSDF/BRDF_GGX_Multiscatter.js @@ -1,5 +1,5 @@ import BRDF_GGX from './BRDF_GGX.js'; -import DFGApprox from './DFGApprox.js'; +import DFGLUT from './DFGLUT.js'; import { normalView } from '../../accessors/Normal.js'; import { positionViewDirection } from '../../accessors/Position.js'; import { EPSILON } from '../../math/MathNode.js'; @@ -19,8 +19,8 @@ const BRDF_GGX_Multiscatter = /*@__PURE__*/ Fn( ( { lightDirection, f0, f90, rou const dotNV = normalView.dot( positionViewDirection ).clamp(); // Precomputed DFG values for view and light directions - const dfgV = DFGApprox( { roughness: _roughness, dotNV } ); - const dfgL = DFGApprox( { roughness: _roughness, dotNV: dotNL } ); + const dfgV = DFGLUT( { roughness: _roughness, dotNV } ); + const dfgL = DFGLUT( { roughness: _roughness, dotNV: dotNL } ); // Single-scattering energy for view and light const FssEss_V = f0.mul( dfgV.x ).add( f90.mul( dfgV.y ) ); diff --git a/src/nodes/functions/BSDF/DFGApprox.js b/src/nodes/functions/BSDF/DFGLUT.js similarity index 98% rename from src/nodes/functions/BSDF/DFGApprox.js rename to src/nodes/functions/BSDF/DFGLUT.js index 184ecd31eff28e..464dc5b8981012 100644 --- a/src/nodes/functions/BSDF/DFGApprox.js +++ b/src/nodes/functions/BSDF/DFGLUT.js @@ -32,7 +32,7 @@ const DATA = new Uint16Array( [ let lut = null; -const DFGApprox = /*@__PURE__*/ Fn( ( { roughness, dotNV } ) => { +const DFGLUT = /*@__PURE__*/ Fn( ( { roughness, dotNV } ) => { if ( lut === null ) { @@ -53,4 +53,4 @@ const DFGApprox = /*@__PURE__*/ Fn( ( { roughness, dotNV } ) => { } ); -export default DFGApprox; +export default DFGLUT; diff --git a/src/nodes/functions/BSDF/EnvironmentBRDF.js b/src/nodes/functions/BSDF/EnvironmentBRDF.js index 3074e78029121b..f084a8f5e1acba 100644 --- a/src/nodes/functions/BSDF/EnvironmentBRDF.js +++ b/src/nodes/functions/BSDF/EnvironmentBRDF.js @@ -1,11 +1,11 @@ -import DFGApprox from './DFGApprox.js'; +import DFGLUT from './DFGLUT.js'; import { Fn } from '../../tsl/TSLBase.js'; const EnvironmentBRDF = /*@__PURE__*/ Fn( ( inputs ) => { const { dotNV, specularColor, specularF90, roughness } = inputs; - const fab = DFGApprox( { dotNV, roughness } ); + const fab = DFGLUT( { dotNV, roughness } ); return specularColor.mul( fab.x ).add( specularF90.mul( fab.y ) ); } ); diff --git a/src/nodes/functions/PhysicalLightingModel.js b/src/nodes/functions/PhysicalLightingModel.js index aefa4355ff0d2f..4fb750292e2750 100644 --- a/src/nodes/functions/PhysicalLightingModel.js +++ b/src/nodes/functions/PhysicalLightingModel.js @@ -1,7 +1,7 @@ import BRDF_Lambert from './BSDF/BRDF_Lambert.js'; import BRDF_GGX from './BSDF/BRDF_GGX.js'; import BRDF_GGX_Multiscatter from './BSDF/BRDF_GGX_Multiscatter.js'; -import DFGApprox from './BSDF/DFGApprox.js'; +import DFGLUT from './BSDF/DFGLUT.js'; import EnvironmentBRDF from './BSDF/EnvironmentBRDF.js'; import F_Schlick from './BSDF/F_Schlick.js'; import Schlick_to_F0 from './BSDF/Schlick_to_F0.js'; @@ -571,7 +571,7 @@ class PhysicalLightingModel extends LightingModel { const dotNV = normalView.dot( positionViewDirection ).clamp(); // @ TODO: Move to core dotNV - const fab = DFGApprox( { roughness, dotNV } ); + const fab = DFGLUT( { roughness, dotNV } ); const Fr = iridescenceF0 ? iridescence.mix( f0, iridescenceF0 ) : f0; diff --git a/src/nodes/utils/PostProcessingUtils.js b/src/nodes/utils/PostProcessingUtils.js index 1d17d968021e38..ac731929191351 100644 --- a/src/nodes/utils/PostProcessingUtils.js +++ b/src/nodes/utils/PostProcessingUtils.js @@ -139,7 +139,7 @@ export const interleavedGradientNoise = Fn( ( [ position ] ) => { export const vogelDiskSample = Fn( ( [ sampleIndex, samplesCount, phi ] ) => { const goldenAngle = float( 2.399963229728653 ); // 2π * (2 - φ) where φ is golden ratio - const r = sqrt( float( sampleIndex ).add( 0.5 ) ).div( sqrt( float( samplesCount ) ) ); + const r = sqrt( float( sampleIndex ).add( 0.5 ).div( float( samplesCount ) ) ); const theta = float( sampleIndex ).mul( goldenAngle ).add( phi ); return vec2( cos( theta ), sin( theta ) ).mul( r ); diff --git a/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js b/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js index 2f798f496a73a5..ca97b9bfe434d1 100644 --- a/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js +++ b/src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js @@ -104,7 +104,7 @@ export default /* glsl */` vec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) { const float goldenAngle = 2.399963229728653; - float r = sqrt( float( sampleIndex ) + 0.5 ) / sqrt( float( samplesCount ) ); + float r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) ); float theta = float( sampleIndex ) * goldenAngle + phi; return vec2( cos( theta ), sin( theta ) ) * r; diff --git a/utils/generateDFGLUT.js b/utils/generateDFGLUT.js index ee83b49e397447..76d71a1e128c76 100644 --- a/utils/generateDFGLUT.js +++ b/utils/generateDFGLUT.js @@ -297,7 +297,7 @@ ${rows.join( ',\n' )} let lut = null; -const DFGApprox = /*@__PURE__*/ Fn( ( { roughness, dotNV } ) => { +const DFG = /*@__PURE__*/ Fn( ( { roughness, dotNV } ) => { if ( lut === null ) { @@ -318,14 +318,14 @@ const DFGApprox = /*@__PURE__*/ Fn( ( { roughness, dotNV } ) => { } ); -export default DFGApprox; +export default DFG; `; fs.writeFileSync( './src/renderers/shaders/DFGLUTData.js', webgl ); console.log( 'Saved WebGL version to ./src/renderers/shaders/DFGLUTData.js' ); - fs.writeFileSync( './src/nodes/functions/BSDF/DFGApprox.js', webgpu ); - console.log( 'Saved WebGPU version to ./src/nodes/functions/BSDF/DFGApprox.js' ); + fs.writeFileSync( './src/nodes/functions/BSDF/DFG.js', webgpu ); + console.log( 'Saved WebGPU version to ./src/nodes/functions/BSDF/DFG.js' ); }