// ===========================================================================
// 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.
// ===========================================================================
 

// Find the target name (weight name) from the 0-based index on the blendShape.
// Returns "" if it cannot find.
//
global proc string blendShapeTargetNameFromIndex(string $blendShape, int $weightIndex)
{    
	string $attr = $blendShape + ".w";
	int $validWeightIndices[] = `getAttr -multiIndices $attr`;
	
	int $found = 0;
	for ($item in $validWeightIndices)
	{
		if ($item == $weightIndex)
			$found = 1;
	}
	if ($found == 0)
		return "";
	
	$attr = $attr + "[" + $weightIndex + "]";
	return `aliasAttr -q $attr`;
}