Making SceneInterface::visibilityName a reference

Author: andrewkaufman

include/IECore/SceneInterface.h

@@ -1,6 +1,6 @@
 //////////////////////////////////////////////////////////////////////////
 //
-//  Copyright (c) 2013, Image Engine Design Inc. All rights reserved.
+//  Copyright (c) 2013-2014, Image Engine Design Inc. All rights reserved.
 //
 //  Redistribution and use in source and binary forms, with or without
 //  modification, are permitted provided that the following conditions are
@@ -93,7 +93,7 @@ class SceneInterface : public RunTimeTyped
 		/// Utility variable that can be used anytime you want to refer to the root path in the Scene.
 		static const Path &rootPath;
 		/// Name of the visibility attribute
-		static const Name visibilityName;
+		static const Name &visibilityName;
 
 		/// Create an instance of a subclass which is able to open the file found at "path".
 		/// Files can be opened for Read, Write, or Append depending on the derived classes.

src/IECore/SceneInterface.cpp

@@ -1,6 +1,6 @@
 //////////////////////////////////////////////////////////////////////////
 //
-//  Copyright (c) 2013, Image Engine Design Inc. All rights reserved.
+//  Copyright (c) 2013-2014, Image Engine Design Inc. All rights reserved.
 //
 //  Redistribution and use in source and binary forms, with or without
 //  modification, are permitted provided that the following conditions are
@@ -42,7 +42,7 @@ IE_CORE_DEFINERUNTIMETYPEDDESCRIPTION( SceneInterface )
 
 const SceneInterface::Name &SceneInterface::rootName = IndexedIO::rootName;
 const SceneInterface::Path &SceneInterface::rootPath = IndexedIO::rootPath;
-const SceneInterface::Name SceneInterface::visibilityName( "scene:visible" );
+const SceneInterface::Name &SceneInterface::visibilityName( "scene:visible" );
 
 class SceneInterface::CreatorMap : public std::map< std::pair< std::string, IndexedIO::OpenModeFlags >, CreatorFn>
 {

src/IECorePython/SceneInterfaceBinding.cpp

@@ -1,6 +1,6 @@
 //////////////////////////////////////////////////////////////////////////
 //
-//  Copyright (c) 2013, Image Engine Design Inc. All rights reserved.
+//  Copyright (c) 2013-2014, Image Engine Design Inc. All rights reserved.
 //
 //  Redistribution and use in source and binary forms, with or without
 //  modification, are permitted provided that the following conditions are
@@ -268,7 +268,7 @@ void bindSceneInterface()
 		.def( "create", SceneInterface::create ).staticmethod( "create" )
 		.def( "supportedExtensions", supportedExtensions, ( arg("modes") = IndexedIO::Read|IndexedIO::Write|IndexedIO::Append ) ).staticmethod( "supportedExtensions" )
 
-		.add_static_property( "visibilityName", make_getter(&SceneInterface::visibilityName, return_value_policy<reference_existing_object>() ) )
+		.def_readonly("visibilityName", &SceneInterface::visibilityName )
 	;
 }