// ===========================================================================
// 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 blendShapeResetTargetDelta(string $bsn, 
										int $heroTargetIndex, 
										int $inBetweenTargetIndex ) 
// 
// Description:
//     Remove all the vertex delta at the specific target item. 
// 
// Input:
//     $bsn: 	    			name of the blendShape node. 
//     $heroTargetIndex:    	hero target.
//     $inBetweenTargetIndex: 	delta on this target will be reset.
//
{ 
	$tempAttr = $bsn + ".inputTarget";
	$baseIndices = getAttr("-mi", $tempAttr);
	if (size($baseIndices) <= 0)
		return; 
		
	$cmd = "blendShape -e ";
	for ($baseIndex in $baseIndices)				
	{ 
		$cmd += " -rtd " + $baseIndex + " " + $heroTargetIndex; 
		$cmd += " -ibi " + $inBetweenTargetIndex;
	}
	$cmd += " " + $bsn; 
	eval $cmd;
}