Fix color attribute interpolation with GPU subdivision

Handling of 16-bits compression was missing, which gave values that were way off.
Referenced by issue #98661, 3.2: Potential candidates for corrective releases
2022-06-27 12:39:31 +02:00 · 2022-06-27 12:39:31 +02:00 · c145441981 · 2023-02-14 11:35:46 +01:00
parent 85db51cd21
commit c145441981
1 changed files with 6 additions and 2 deletions
--- a/source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_attributes.cc
+++ b/source/blender/draw/intern/mesh_extractors/extract_mesh_vbo_attributes.cc
@ -390,8 +390,12 @@ static void extract_attr_init_subdiv(const DRWSubdivCache *subdiv_cache,

  /* Ensure data is uploaded properly. */
  GPU_vertbuf_tag_dirty(src_data);
-  draw_subdiv_interp_custom_data(
-      subdiv_cache, src_data, dst_buffer, static_cast<int>(dimensions), 0, false);
+  draw_subdiv_interp_custom_data(subdiv_cache,
+                                 src_data,
+                                 dst_buffer,
+                                 static_cast<int>(dimensions),
+                                 0,
+                                 request.cd_type == CD_PROP_COLOR);

  GPU_vertbuf_discard(src_data);
 }