Merge pull request #275 from davidsminor/sceneVisibleAttribute

added SceneInterface::visibilityName = scene:visible

Author: andrewkaufman

include/IECore/SceneInterface.h

@@ -92,6 +92,8 @@ class SceneInterface : public RunTimeTyped
 		static const Name &rootName;
 		/// 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;
 
 		/// 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

@@ -42,6 +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" );
 
 class SceneInterface::CreatorMap : public std::map< std::pair< std::string, IndexedIO::OpenModeFlags >, CreatorFn>
 {

src/IECorePython/SceneInterfaceBinding.cpp

@@ -267,6 +267,8 @@ void bindSceneInterface()
 		.def( "stringToPath", stringToPath ).staticmethod("stringToPath")
 		.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>() ) )
 	;
 }
 

test/IECore/SceneInterfaceTest.py

@@ -105,7 +105,10 @@ def testClear( self ) :
 		instance4 = IECore.SharedSceneInterfaces.get( SceneInterfaceTest.__testFile )
 		self.assertFalse( instance4.isSame( instance1 ) )
 		self.assertTrue( instance4.isSame( instance3 ) )
-
+	
+	def testVisibilityName( self ) :
+		self.assertEqual( IECore.SceneInterface.visibilityName, "scene:visible" )
+	
 if __name__ == "__main__":
 	unittest.main()