// ===========================================================================
// 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.
// ===========================================================================
//
//
//  Creation Date:  2005
//
//  Description:
//		
//

global proc string doCacheAttach( string $switchNodes[], 
					  		 	  string $fileDirFlag, 
					  		 	  string $attributes[], 
					  		 	  string $channels[] )
{
	int $channelCount = size($channels);
	int $attrCount = size($attributes);
	string $attachCmd = ( "cacheFile -attachFile " + $fileDirFlag );
	for( $ii = 0; $ii < $channelCount; $ii++ ) {
		$attachCmd += (" -cnm \"" + $channels[$ii] + "\"");
	}

	for( $ii = 0; $ii < $attrCount; $ii++ ) {
		$attachCmd += (" -ia " + $attributes[$ii]);
	}
	string $cacheFile = `evalEcho $attachCmd`;
	int $objCount = size($switchNodes);
	for ($ii = 0; $ii < $objCount; $ii++) {
		string $playFromCachePlug = $switchNodes[$ii] + ".playFromCache";
		connectAttr ($cacheFile+".inRange") $playFromCachePlug;
		if(nodeType( $switchNodes[$ii] ) == "nParticle") {
			string $arrayPlug = $switchNodes[$ii] + ".cacheArrayData";
			connectAttr ($cacheFile+".outCacheArrayData") $arrayPlug;
		}
	}
	return $cacheFile;
}