Nodes: add boilerplate for texture and material sockets

The sockets are not exposed in any nodes yet.
They work similar to the Object/Collection sockets, which also
just reference a data block.

This is part of D11222.

1 files changed, 16 insertions, 0 deletions

diff --git a/source/blender/nodes/intern/node_util.c b/source/blender/nodes/intern/node_util.c
index f87e63d195d..1aec280fd2b 100644
--- a/source/blender/nodes/intern/node_util.c
+++ b/source/blender/nodes/intern/node_util.c
@@ -459,6 +459,22 @@ static int node_datatype_priority(eNodeSocketDatatype from, eNodeSocketDatatype
           return -1;
       }
     }
+    case SOCK_TEXTURE: {
+      switch (from) {
+        case SOCK_TEXTURE:
+          return 1;
+        default:
+          return -1;
+      }
+    }
+    case SOCK_MATERIAL: {
+      switch (from) {
+        case SOCK_MATERIAL:
+          return 1;
+        default:
+          return -1;
+      }
+    }
     default:
       return -1;
   }