- added ModifierTypeInfo.updateDepgraph function, responsible for building

   appropriate relations in dep graph (modifiers respond to scene changes
   correctly now)
 - update modifier buttons to trigger depgraph rebuild if needed

1 files changed, 9 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_modifier.h b/source/blender/blenkernel/BKE_modifier.h
index 651eb781fe7..fab705a3a8c 100644
--- a/source/blender/blenkernel/BKE_modifier.h
+++ b/source/blender/blenkernel/BKE_modifier.h
@@ -35,6 +35,8 @@
 
 struct DerivedMesh;
 struct ModifierData;
+struct DagForest;
+struct DagNode;
 struct Object;
 
 typedef enum {
@@ -79,6 +81,13 @@ typedef struct ModifierTypeInfo {
 		 */
 	int (*isDisabled)(struct ModifierData *md);
 
+		/* Add the appropriate relations to the DEP graph depending on the modifier
+		 * data. 
+		 *
+		 * This function is optional.
+		 */
+	void (*updateDepgraph)(struct ModifierData *md, struct DagForest *forest, struct Object *ob, struct DagNode *obNode);
+
 		/* Only for deform types, should apply the deformation
 		 * to the given vertex array. Object is guaranteed to be
 		 * non-NULL.