Fix T99055: Cycles vertex color bake + denoising gives bad result

No denoising is supported in this case, it only works on images.

1 files changed, 9 insertions, 1 deletions

diff --git a/intern/cycles/blender/sync.cpp b/intern/cycles/blender/sync.cpp
index 63e9e1e0e68..429a8e665af 100644
--- a/intern/cycles/blender/sync.cpp
+++ b/intern/cycles/blender/sync.cpp
@@ -412,7 +412,15 @@ void BlenderSync::sync_integrator(BL::ViewLayer &b_view_layer, bool background)
   integrator->set_direct_light_sampling_type(direct_light_sampling_type);
 #endif
 
-  const DenoiseParams denoise_params = get_denoise_params(b_scene, b_view_layer, background);
+  DenoiseParams denoise_params = get_denoise_params(b_scene, b_view_layer, background);
+
+  /* No denoising support for vertex color baking, vertices packed into image
+   * buffer have no relation to neighbors. */
+  if (scene->bake_manager->get_baking() &&
+      b_scene.render().bake().target() != BL::BakeSettings::target_IMAGE_TEXTURES) {
+    denoise_params.use = false;
+  }
+
   integrator->set_use_denoise(denoise_params.use);
 
   /* Only update denoiser parameters if the denoiser is actually used. This allows to tweak