fixup! LightEditor : Support light filter parameters

python/GafferSceneUI/LightEditor.py

@@ -145,10 +145,10 @@ def __parseParameter( cls, parameter ) :
 			param = parameter
 			if "." in parameter :
 				shader, dot, param = parameter.partition( "." )
-			return ( shader, param )
+			return IECoreScene.ShaderNetwork.Parameter( shader, param )
 		else :
 			assert( isinstance( parameter, IECoreScene.ShaderNetwork.Parameter ) )
-			return ( parameter.shader, parameter.name )
+			return parameter
 
 	# Registers a parameter to be available for editing. `rendererKey` is a pattern
 	# that will be matched against `self.__settingsNode["attribute"]` to determine if
@@ -182,7 +182,7 @@ def registerShaderParameter( cls, rendererKey, parameter, shaderAttribute = None
 
 		GafferSceneUI.LightEditor.registerColumn(
 			rendererKey,
-			parameter,
+			".".join( x for x in [ parameter.shader, parameter.name ] if x ),
 			lambda scene, editScope : _GafferSceneUI._LightEditorInspectorColumn(
 				GafferSceneUI.Private.ParameterInspector( scene, editScope, shaderAttribute, parameter ),
 				columnName if columnName is not None else ""