Unlink and cleanup functions when objects or the cached group get

unlinked or changed.

1 files changed, 10 insertions, 1 deletions

diff --git a/source/blender/blenkernel/intern/group.c b/source/blender/blenkernel/intern/group.c
index ae3ab833a87..f3869e4eb72 100644
--- a/source/blender/blenkernel/intern/group.c
+++ b/source/blender/blenkernel/intern/group.c
@@ -36,6 +36,7 @@
 
 #include "MEM_guardedalloc.h"
 
+#include "DNA_cache_library_types.h"
 #include "DNA_group_types.h"
 #include "DNA_material_types.h"
 #include "DNA_object_types.h"
@@ -45,7 +46,7 @@
 #include "BLI_blenlib.h"
 #include "BLI_utildefines.h"
 
-
+#include "BKE_cache_library.h"
 #include "BKE_depsgraph.h"
 #include "BKE_global.h"
 #include "BKE_group.h"
@@ -78,6 +79,7 @@ void BKE_group_unlink(Group *group)
 	Scene *sce;
 	SceneRenderLayer *srl;
 	ParticleSystem *psys;
+	CacheLibrary *cachelib;
 	
 	for (ma = bmain->mat.first; ma; ma = ma->id.next) {
 		if (ma->group == group)
@@ -128,6 +130,13 @@ void BKE_group_unlink(Group *group)
 		}
 	}
 	
+	for (cachelib = bmain->cache_library.first; cachelib; cachelib = cachelib->id.next) {
+		if (cachelib->group == group) {
+			cachelib->group = NULL;
+			BKE_cache_library_group_update(G.main, cachelib);
+		}
+	}
+	
 	/* group stays in library, but no members */
 	BKE_group_free(group);
 	group->id.us = 0;