feat: initial material input support

multi_user/bl_types/bl_material.py

@@ -64,7 +64,7 @@ def load_node(node_data: dict, node_tree: bpy.types.ShaderNodeTree):
             if idx < len(inputs_data) and hasattr(inpt, "default_value"):
                 loaded_input = inputs_data[idx]
                 try:
-                    if inpt.type in ['OBJECT', 'COLLECTION']:
+                    if inpt.type in ['OBJECT', 'COLLECTION', 'MATERIAL']:
                         inpt.default_value = get_datablock_from_uuid(loaded_input, None)
                     else:
                         inpt.default_value = loaded_input
@@ -80,7 +80,7 @@ def load_node(node_data: dict, node_tree: bpy.types.ShaderNodeTree):
             if idx < len(outputs_data) and hasattr(output, "default_value"):
                 loaded_output = outputs_data[idx]
                 try:
-                    if output.type in ['OBJECT', 'COLLECTION']:
+                    if output.type in ['OBJECT', 'COLLECTION', 'MATERIAL']:
                         output.default_value = get_datablock_from_uuid(loaded_output, None)
                     else:
                         output.default_value = loaded_output
@@ -351,6 +351,11 @@ def get_node_tree_dependencies(node_tree: bpy.types.NodeTree) -> list:
 
     def has_texture(node): return (
         node.type in ['ATTRIBUTE_SAMPLE_TEXTURE','TEXTURE']  and node.texture)
+
+    def has_material(node): return (
+        node.type == 'MATERIAL' and node.inputs[2].default_value is not None
+    )
+
     deps = []
 
     for node in node_tree.nodes:
@@ -360,7 +365,9 @@ def get_node_tree_dependencies(node_tree: bpy.types.NodeTree) -> list:
             deps.append(node.node_tree)
         elif has_texture(node):
             deps.append(node.texture)
-
+        elif has_material(node):
+            print(node.inputs[2].default_value.name)
+            deps.append(node.inputs[2].default_value)
     return deps