// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
global proc string blendShapeTargetGetCombinationShape(string $blendShapeNode, int $targetID)
//
//  Description:
// 		Get source combination shape node from given blend shape target
//
//  Return Value:
//      Return combination shape node if there is any
//
{
	$source = eval("connectionInfo -sourceFromDestination \""+$blendShapeNode+".w["+$targetID+"]\"");
	$sourceStrings = stringToStringArray($source, ".");
	if(size($sourceStrings) != 2)
		return ""; //Source is a not combination shape
	if(nodeType($sourceStrings[0]) != "combinationShape" || $sourceStrings[1] != "outputWeight")
		return ""; //Source is a not combination shape
	return $sourceStrings[0];
}