Merge branch 'main' into vmrcella/default-buffers-to-device-local

Author: vmarcella

.github/workflows/compile_lambda_rs.yml

@@ -72,8 +72,23 @@ jobs:
         if: ${{ matrix.os == 'ubuntu-latest' }}
         run: |
           echo "WGPU_BACKEND=vulkan" >> "$GITHUB_ENV"
-          # Prefer Mesa's software Vulkan (lavapipe) to ensure headless availability
-          echo "VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/lvp_icd.x86_64.json" >> "$GITHUB_ENV"
+          # Prefer Mesa's software Vulkan (lavapipe) to ensure headless availability.
+          # The exact ICD filename can differ across Ubuntu images, so discover it.
+          LVP_ICD="$(
+            if [[ -d /usr/share/vulkan/icd.d ]]; then
+              find /usr/share/vulkan/icd.d -maxdepth 1 -type f \
+                \( -name '*lvp_icd*.json' -o -name '*lavapipe*.json' \) \
+                -print 2>/dev/null | head -n1
+            fi
+          )"
+          if [[ -z "$LVP_ICD" ]]; then
+            echo "lavapipe Vulkan ICD not found under /usr/share/vulkan/icd.d" >&2
+            ls -la /usr/share/vulkan/icd.d || true
+          else
+            echo "Using lavapipe ICD: $LVP_ICD"
+            echo "VK_ICD_FILENAMES=$LVP_ICD" >> "$GITHUB_ENV"
+          fi
+          echo "LAMBDA_REQUIRE_GPU_ADAPTER=1" >> "$GITHUB_ENV"
           vulkaninfo --summary || true
 
       # Windows runners already include the required toolchain for DX12 builds.

.github/workflows/coverage.yml

@@ -23,6 +23,8 @@ jobs:
   coverage:
     name: Generate code coverage with cargo-llvm-cov
     runs-on: ubuntu-latest
+    env:
+      LAMBDA_REQUIRE_GPU_ADAPTER: "1"
 
     steps:
       - name: Checkout Repository
@@ -60,8 +62,22 @@ jobs:
       - name: Configure Vulkan (Ubuntu)
         run: |
           echo "WGPU_BACKEND=vulkan" >> "$GITHUB_ENV"
-          # Prefer Mesa's software Vulkan (lavapipe) for headless availability
-          echo "VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/lvp_icd.x86_64.json" >> "$GITHUB_ENV"
+          # Prefer Mesa's software Vulkan (lavapipe) for headless availability.
+          # The exact ICD filename can differ across Ubuntu images, so discover it.
+          LVP_ICD="$(
+            if [[ -d /usr/share/vulkan/icd.d ]]; then
+              find /usr/share/vulkan/icd.d -maxdepth 1 -type f \
+                \( -name '*lvp_icd*.json' -o -name '*lavapipe*.json' \) \
+                -print 2>/dev/null | head -n1
+            fi
+          )"
+          if [[ -z "$LVP_ICD" ]]; then
+            echo "lavapipe Vulkan ICD not found under /usr/share/vulkan/icd.d" >&2
+            ls -la /usr/share/vulkan/icd.d || true
+          else
+            echo "Using lavapipe ICD: $LVP_ICD"
+            echo "VK_ICD_FILENAMES=$LVP_ICD" >> "$GITHUB_ENV"
+          fi
           vulkaninfo --summary || true
 
       - name: Generate full coverage JSON

.github/workflows/release.yml

@@ -53,7 +53,23 @@ jobs:
       - name: Configure Vulkan for headless CI
         run: |
           echo "WGPU_BACKEND=vulkan" >> "$GITHUB_ENV"
-          echo "VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/lvp_icd.x86_64.json" >> "$GITHUB_ENV"
+          # Prefer Mesa's software Vulkan (lavapipe) for headless availability.
+          # The exact ICD filename can differ across Ubuntu images, so discover it.
+          LVP_ICD="$(
+            if [[ -d /usr/share/vulkan/icd.d ]]; then
+              find /usr/share/vulkan/icd.d -maxdepth 1 -type f \
+                \( -name '*lvp_icd*.json' -o -name '*lavapipe*.json' \) \
+                -print 2>/dev/null | head -n1
+            fi
+          )"
+          if [[ -z "$LVP_ICD" ]]; then
+            echo "lavapipe Vulkan ICD not found under /usr/share/vulkan/icd.d" >&2
+            ls -la /usr/share/vulkan/icd.d || true
+          else
+            echo "Using lavapipe ICD: $LVP_ICD"
+            echo "VK_ICD_FILENAMES=$LVP_ICD" >> "$GITHUB_ENV"
+          fi
+          echo "LAMBDA_REQUIRE_GPU_ADAPTER=1" >> "$GITHUB_ENV"
           vulkaninfo --summary || true
 
       - name: Format check

.gitignore

@@ -146,7 +146,10 @@ Temporary Items
 
 # End of https://www.gitignore.io/api/linux,cpp,c,cmake,macos,opengl
 
-imgui.ini
+imgui.ini
 
-# Planning
-docs/plans/
+# Planning
+docs/plans/
+
+# Coverage reports
+coverage/