// ===========================================================================
// 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 cnctBumpProjNormal (string $nodeName)
{
	string $nodeType[] = `ls -showType $nodeName`;
	string $class[] = `getClassification $nodeType[1]`;
	if( size($class) != 0 ) {
		string $base[];
		tokenize ($class[0], "/", $base);
		if( $base[0] == "shader" ) {
			string $normal[] = `ls ($nodeName + ".normalCamera")`;
			if( size($normal) != 0 ) {
				string $connectedNode[] = `listConnections $normal`;
				if( size($connectedNode) != 0 ) {
					string $outNormal[] = `ls ($connectedNode[0] + ".outNormal")`;
					if( size($outNormal) != 0 ) {
						string $attr;
						string $attrs[] = `listConnections -d false $nodeName`;
						for($attr in $attrs) {
							if( $attr != $connectedNode[0] ) {
								connectNormalToProjection($attr, $outNormal[0]);
							}
						}
					}
				}
			}
		}
	}
}

global proc connectNormalToProjection (string $nodeName, string $normalAttr)
{
	string $attr;
	string $attrs[] = `listConnections -d false $nodeName`;
	string $normal[] = `ls ($nodeName + ".normalCamera")`;
	if( size($normal) != 0 ) {
		string $connectedNode[] = `listConnections $normal`;
		if( size($connectedNode) == 0 ) {
			connectAttr $normalAttr $normal; 
			return;
		}
	}
	return;
}