Proxy ID property syncing

This means pose bones on proxy poses can have their own values as long as the name and type matches that of the library pose bone.
without this the only way to add new values on a pose bone proxy is to protect in the lib, reload the proxy blend and save.

1 files changed, 43 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/idprop.c b/source/blender/blenkernel/intern/idprop.c
index 07a717cc419..37aee8fb4aa 100644
--- a/source/blender/blenkernel/intern/idprop.c
+++ b/source/blender/blenkernel/intern/idprop.c
@@ -385,6 +385,49 @@ IDProperty *IDP_CopyGroup(IDProperty *prop)
 	return newp;
 }
 
+/* use for syncing proxies.
+ * When values name and types match, copy the values, else ignore */
+void IDP_SyncGroupValues(IDProperty *dest, IDProperty *src)
+{
+	IDProperty *loop, *prop;
+	for (prop=src->data.group.first; prop; prop=prop->next) {
+		for (loop=dest->data.group.first; loop; loop=loop->next) {
+			if (BSTR_EQ(loop->name, prop->name)) {
+				int copy_done= 0;
+
+				if(prop->type==loop->type) {
+
+					switch (prop->type) {
+						case IDP_INT:
+						case IDP_FLOAT:
+						case IDP_DOUBLE:
+							loop->data= prop->data;
+							copy_done= 1;
+							break;
+						case IDP_GROUP:
+							IDP_SyncGroupValues(loop, prop);
+							copy_done= 1;
+							break;
+						default:
+						{
+							IDProperty *tmp= loop;
+							IDProperty *copy= IDP_CopyProperty(prop);
+
+							BLI_insertlinkafter(&dest->data.group, loop, copy);
+							BLI_remlink(&dest->data.group, tmp);
+							loop = copy;
+
+							IDP_FreeProperty(tmp);
+							MEM_freeN(tmp);
+						}
+					}
+				}
+				break;
+			}
+		}
+	}
+}
+
 /*
  replaces all properties with the same name in a destination group from a source group.
 */