CustomData: Allow copying content of a single layer

1 files changed, 7 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_customdata.h b/source/blender/blenkernel/BKE_customdata.h
index c37f5301ade..23bc7ddd6fd 100644
--- a/source/blender/blenkernel/BKE_customdata.h
+++ b/source/blender/blenkernel/BKE_customdata.h
@@ -231,6 +231,13 @@ void CustomData_bmesh_copy_data(const struct CustomData *source,
                                 struct CustomData *dest, void *src_block,
                                 void **dest_block);
 
+/* Copies data of a single layer of a given type. */
+void CustomData_copy_layer_type_data(const struct CustomData *source,
+                                     struct CustomData *destination,
+                                     int type,
+                                     int source_index, int destination_index,
+                                     int count);
+
 /* frees data in a CustomData object
  * return 1 on success, 0 on failure
  */