Nodes: New Object and Image socket types

Those new socket types will be necessary for particle nodes.

The main difficulty with adding these socket types is that they
are the first that reference ID data in their `value`.
Therefore, user counting code had to be added in a couple new places.

Reviewers: brecht, mont29

Differential Revision: https://developer.blender.org/D7347

1 files changed, 10 insertions, 0 deletions

diff --git a/source/blender/makesdna/DNA_node_types.h b/source/blender/makesdna/DNA_node_types.h
index 069449fcba7..bf4d3d2e886 100644
--- a/source/blender/makesdna/DNA_node_types.h
+++ b/source/blender/makesdna/DNA_node_types.h
@@ -154,6 +154,8 @@ typedef enum eNodeSocketDatatype {
   __SOCK_MESH = 5, /* deprecated */
   SOCK_INT = 6,
   SOCK_STRING = 7,
+  SOCK_OBJECT = 8,
+  SOCK_IMAGE = 9,
 } eNodeSocketDatatype;
 
 /* socket shape */
@@ -566,6 +568,14 @@ typedef struct bNodeSocketValueString {
   char value[1024];
 } bNodeSocketValueString;
 
+typedef struct bNodeSocketValueObject {
+  struct Object *value;
+} bNodeSocketValueObject;
+
+typedef struct bNodeSocketValueImage {
+  struct Image *value;
+} bNodeSocketValueImage;
+
 /* data structs, for node->storage */
 enum {
   CMP_NODE_MASKTYPE_ADD = 0,