1 files changed, 56 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/node.c b/source/blender/blenkernel/intern/node.c
index e4bab3fbfa1..ec3cf453c4b 100644
--- a/source/blender/blenkernel/intern/node.c
+++ b/source/blender/blenkernel/intern/node.c
@@ -35,6 +35,7 @@
 #include <stddef.h>
 #include <string.h>
 
+#include "DNA_anim_types.h"
 #include "DNA_ID.h"
 #include "DNA_image_types.h"
 #include "DNA_node_types.h"
@@ -43,8 +44,11 @@
 #include "DNA_text_types.h"
 #include "DNA_scene_types.h"
 
+#include "RNA_access.h"
+
 #include "BKE_blender.h"
 #include "BKE_colortools.h"
+#include "BKE_fcurve.h"
 #include "BKE_global.h"
 #include "BKE_image.h"
 #include "BKE_library.h"
@@ -2865,6 +2869,54 @@ void ntreeCompositTagRender(Scene *curscene)
 	}
 }
 
+static int node_animation_properties(bNodeTree *ntree, bNode *node)
+{
+	bNodeSocket *sock;
+	ListBase *lb;
+	Link *link;
+	PointerRNA ptr;
+	PropertyRNA *prop;
+	
+	/* check to see if any of the node's properties have fcurves */
+	RNA_pointer_create((ID *)ntree, &RNA_Node, node, &ptr);
+	lb = RNA_struct_defined_properties(ptr.type);
+	
+	for (link=lb->first; link; link=link->next) {
+		int driven, len=1, index;
+		prop = (PropertyRNA *)link;
+		
+		if (RNA_property_array_check(&ptr, prop))
+			len = RNA_property_array_length(&ptr, prop);
+		
+		for (index=0; index<len; index++) {
+			if (rna_get_fcurve(&ptr, prop, index, NULL, &driven)) {
+				NodeTagChanged(ntree, node);
+				return 1;
+			}
+		}
+	}
+	
+	/* now check node sockets */
+	for (sock = node->inputs.first; sock; sock=sock->next) {
+		int driven, len=1, index;
+		
+		RNA_pointer_create((ID *)ntree, &RNA_NodeSocket, sock, &ptr);
+		prop = RNA_struct_find_property(&ptr, "default_value");
+		
+		if (RNA_property_array_check(&ptr, prop))
+			len = RNA_property_array_length(&ptr, prop);
+		
+		for (index=0; index<len; index++) {
+			if (rna_get_fcurve(&ptr, prop, index, NULL, &driven)) {
+				NodeTagChanged(ntree, node);
+				return 1;
+			}
+		}
+	}
+
+	return 0;
+}
+
 /* tags nodes that have animation capabilities */
 int ntreeCompositTagAnimated(bNodeTree *ntree)
 {
@@ -2874,6 +2926,10 @@ int ntreeCompositTagAnimated(bNodeTree *ntree)
 	if(ntree==NULL) return 0;
 	
 	for(node= ntree->nodes.first; node; node= node->next) {
+		
+		tagged = node_animation_properties(ntree, node);
+		
+		/* otherwise always tag these node types */
 		if(node->type==CMP_NODE_IMAGE) {
 			Image *ima= (Image *)node->id;
 			if(ima && ELEM(ima->source, IMA_SRC_MOVIE, IMA_SRC_SEQUENCE)) {