[Bf-blender-cvs] [80ccad07cc5] blender2.8: Fix: Skip missing COW tagging on changing armature layers via RNA

[Joshua Leung]

Commit: 80ccad07cc58d51344e32d951e77b362f27aa85c
Author: Joshua Leung
Date:   Mon May 14 13:42:23 2018 +0200
Branches: blender2.8
https://developer.blender.org/rB80ccad07cc58d51344e32d951e77b362f27aa85c

Fix: Skip missing COW tagging on changing armature layers via RNA

Was causing problems on Spring rig while trying to show/hide armature layers

===================================================================

M	source/blender/makesrna/intern/rna_armature.c

===================================================================

diff --git a/source/blender/makesrna/intern/rna_armature.c b/source/blender/makesrna/intern/rna_armature.c
index 1747d2fbc23..48ce2f03db0 100644
--- a/source/blender/makesrna/intern/rna_armature.c
+++ b/source/blender/makesrna/intern/rna_armature.c
@@ -140,6 +140,7 @@ static void rna_Armature_update_layers(Main *bmain, Scene *UNUSED(scene), Pointe
 			ob->pose->proxy_layer = arm->layer;
 	}
 
+	DEG_id_tag_update(&arm->id, DEG_TAG_COPY_ON_WRITE);
 	WM_main_add_notifier(NC_GEOM | ND_DATA, arm);
 }