Shader Nodes: Raycast node

Initial implementation of the Raycast Node #139339.

Pull Request: https://projects.blender.org/blender/blender/pulls/150085

tests/python/CMakeLists.txt

@@ -767,6 +767,7 @@ if((WITH_CYCLES OR WITH_GPU_RENDER_TESTS) AND TEST_SRC_DIR_EXISTS)
     node_inlining
     pointcloud
     principled_bsdf
+    raycast
     shader
     shadow
     shadow_catcher

tests/python/cycles_render_tests.py

@@ -84,10 +84,11 @@ BLOCKLIST_OPTIX_OSL_LIMITED = [
 
 # Blocklist for SVM tests that fail when forced to run with OptiX OSL
 BLOCKLIST_OPTIX_OSL_ALL = BLOCKLIST_OPTIX_OSL_LIMITED + [
-    # OptiX OSL does support AO or Bevel
+    # OptiX OSL does support AO, Bevel or Raycast
     'ambient_occlusion.*.blend',
     'bake_bevel.blend',
     'bevel.blend',
+    'raycast.*.blend',
     'principled_bsdf_bevel_emission_137420.blend',
     # Dicing tests use wireframe node which doesn't appear to be supported with OptiX OSL
     'dicing_camera.blend',

tests/python/workbench_render_tests.py

@@ -100,7 +100,7 @@ def main():
     parser = create_argparse()
     args = parser.parse_args()
 
-    blocklist = []
+    blocklist = ["raycast_hit.blend", "raycast_normal.blend", "raycast_position.blend"]
     if args.gpu_backend == "vulkan":
         blocklist += BLOCKLIST_VULKAN