CI: add clang-format-check.yml

.github/workflows/clang-format-check.yml

@@ -0,0 +1,20 @@
+name: clang-format check
+
+on:
+  push:
+    branches: [ "*" ]
+  pull_request:
+    branches: [ "*" ]
+  workflow_dispatch:
+
+jobs:
+  formatting-check:
+    name: Formatting Check
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Run clang-format style check for C/C++/Protobuf programs.
+      uses: jidicula/[email protected]
+      with:
+        clang-format-version: '16'
+        check-path: 'src/pbrt'

src/pbrt/euclidean_space/bounds2.h

@@ -23,7 +23,7 @@ class Bounds2 {
 
     PBRT_CPU_GPU
     Bounds2(Point2<T> p1, Point2<T> p2) : p_min(p1.min(p2)), p_max(p1.max(p2)) {}
-    
+
     PBRT_CPU_GPU
     Vector2<T> Diagonal() const {
         return p_max - p_min;