Fix [#20773] NODE ANIMATION: Animating node values broken

Now the compositing node tree will update on frame change if any of the 
nodes are animated.

This doesn't work for playback (i.e. alt a), that's better off waiting until we 
have some kind of frame caching system.

1 files changed, 5 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_fcurve.h b/source/blender/blenkernel/BKE_fcurve.h
index d3457a5f5ae..9839cde9a22 100644
--- a/source/blender/blenkernel/BKE_fcurve.h
+++ b/source/blender/blenkernel/BKE_fcurve.h
@@ -36,6 +36,8 @@ struct DriverTarget;
 
 struct BezTriple;
 struct StructRNA;
+struct PointerRNA;
+struct PropertyRNA;
 
 #include "DNA_curve_types.h"
 
@@ -191,6 +193,9 @@ struct FCurve *id_data_find_fcurve(ID *id, void *data, struct StructRNA *type, c
  */
 int list_find_data_fcurves(ListBase *dst, ListBase *src, const char *dataPrefix, const char *dataName);
 
+/* find an f-curve based on an rna property */
+struct FCurve *rna_get_fcurve(struct PointerRNA *ptr, struct PropertyRNA *prop, int rnaindex, struct bAction **action, int *driven);
+
 /* Binary search algorithm for finding where to 'insert' BezTriple with given frame number.
  * Returns the index to insert at (data already at that index will be offset if replace is 0)
  */