From 2a85450f38debbaa8c0e3f3939c012f961810395 Mon Sep 17 00:00:00 2001
From: sunag <sunagbrasil@gmail.com>
Date: Sun, 11 Jan 2026 01:04:54 -0300
Subject: [PATCH] TSL: Revert `positionWorld` re-computation (#32710)

---
 src/nodes/accessors/Position.js | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/src/nodes/accessors/Position.js b/src/nodes/accessors/Position.js
index d791ab9ad305c1..e6d9a63ac9d571 100644
--- a/src/nodes/accessors/Position.js
+++ b/src/nodes/accessors/Position.js
@@ -1,7 +1,7 @@
 import { attribute } from '../core/AttributeNode.js';
 import { Fn, vec3, vec4 } from '../tsl/TSLCore.js';
 import { modelWorldMatrix } from './ModelNode.js';
-import { cameraProjectionMatrixInverse, cameraWorldMatrix } from './Camera.js';
+import { cameraProjectionMatrixInverse } from './Camera.js';
 import { warnOnce } from '../../utils.js';
 
 /**
@@ -57,17 +57,9 @@ export const positionPrevious = /*@__PURE__*/ positionGeometry.toVarying( 'posit
  */
 export const positionWorld = /*@__PURE__*/ ( Fn( ( builder ) => {
 
-	if ( builder.shaderStage === 'fragment' && builder.material.vertexNode ) {
-
-		// reconstruct world position from view position
-
-		return cameraWorldMatrix.mul( positionView ).xyz.toVar( 'positionWorld' );
-
-	}
-
 	return modelWorldMatrix.mul( positionLocal ).xyz.toVarying( builder.getSubBuildProperty( 'v_positionWorld' ) );
 
-}, 'vec3' ).once( [ 'POSITION', 'VERTEX' ] ) )();
+}, 'vec3' ).once( [ 'POSITION' ] ) )();
 
 /**
  * TSL object that represents the position world direction of the current rendered object.