Strip namespaces for referenced materials

clip.py

@@ -285,7 +285,7 @@ def process_node(node, renderer, mappings):
     '''
     if 'name' not in node:
         return None
-    node_name = node['name']
+    node_name = utils.strip_namespace(node['name'])
     node_type = node['type']
     if node_type not in mappings:
         return None
@@ -444,9 +444,9 @@ def calc_tree_pos(branch, x=0):
 def connect_xml(node_xml, dest, source):
     port_node = node_xml.find(".//port[@name='{param}']".format(param=dest))
     if port_node is not None:
-        connSource = utils.get_out_connection(source)
-        if connSource:
-            port_node.attrib['source'] = connSource
+        conn_source = utils.get_out_connection(source)
+        if conn_source:
+            port_node.attrib['source'] = conn_source
         return True
     return False
 

utils.py

@@ -75,7 +75,7 @@ def get_out_connection(connection):
     '''
     if not connection:
         return ''
-    out_port = [connection['node']]
+    out_port = [strip_namespace(connection['node'])]
     if connection.get('original_port').startswith(
             ('outDisplacement', 'outEigenvalue')):
         out_port.append(connection.get('original_port'))
@@ -134,3 +134,12 @@ def has_connection(node, param):
     Check if node dictionary includes the requested attribute connection
     '''
     return param in node['connections']
+
+
+def strip_namespace(name):
+    '''
+    Strip all namespaces.
+    Katana imports nodes with namespaces but at least RenderMan
+    refuses to render them
+    '''
+    return name.rsplit(':', 1)[-1]