// ===========================================================================
// 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 doBlendShapeAddSelectionAsCombinationTarget(int $combineMethod, int $targetType, string $transformName)
//
//  Description:
// 		Create a combination target using selected meshes in scene.
//      Add the last selected mesh as combination target.
//      Add other selected meshes as driver targets.
//
//  Input Arguments:
//		combineMethod   - Combine method of the new added combination shape.
//      targetType      - Target type if need to add new target
//      transformName   - Transform name if need to add new target
//
{
	string $bsd = getBlendShapeForAddTarget();
	if($bsd == "")
	{
		error((uiRes("m_doBlendShapeAddSelectionAsCombinationTarget.kNoBlendShapeSelected")));
		return; //No blend shape selected in Shape Editor
	}
	int $newTargets[] = doBlendShapeAddSelectionAsTarget($bsd,1,$targetType,$transformName,0,1);
	if(size($newTargets) < 2)
	{
		error((uiRes("m_doBlendShapeAddSelectionAsCombinationTarget.kNeedMoreNewTargets")));
		//Rollback
		if(size($newTargets) == 1)
			blendShapeDeleteTargetGroup($bsd, $newTargets[0]);
		return; //Need more than two new targets;
	}
	
	int $drivenTargetIndex = $newTargets[size($newTargets)-1];
	intArrayRemoveAtIndex(size($newTargets)-1, $newTargets);
	
	$cmd = "combinationShape -bs " + $bsd + " -cti " + $drivenTargetIndex + " -cm " + $combineMethod;
	for($driverTargetIndex in $newTargets)
	{
		if($drivenTargetIndex == $driverTargetIndex)
			continue;
		$cmd += " -dti ";
		$cmd += $driverTargetIndex;
	}
	evalEcho($cmd);
}