Fix [#37266] Skin modifier can't be copied.

Patch by Martin Felke, many thanks.

When copying that modifier across objects, we also have to ensure that a skin CDLayer is present in dest objects (just as when adding it).

1 files changed, 6 insertions, 1 deletions

diff --git a/source/blender/blenkernel/intern/object.c b/source/blender/blenkernel/intern/object.c
index bef0263b2f5..45d9d144f55 100644
--- a/source/blender/blenkernel/intern/object.c
+++ b/source/blender/blenkernel/intern/object.c
@@ -32,7 +32,7 @@
 
 #include <string.h>
 #include <math.h>
-#include <stdio.h>			
+#include <stdio.h>
 
 #include "MEM_guardedalloc.h"
 
@@ -256,6 +256,11 @@ void BKE_object_link_modifiers(struct Object *ob_dst, struct Object *ob_src)
 
 		if (!BKE_object_support_modifier_type_check(ob_dst, md->type))
 			continue;
+		
+		if (md->type == eModifierType_Skin) {
+			/* ensure skin-node customdata exists */
+			modifier_skin_customdata_ensure(ob_dst);
+		}
 
 		nmd = modifier_new(md->type);
 		BLI_strncpy(nmd->name, md->name, sizeof(nmd->name));