pointLight: function(parent, result, x, y, z, settings) {
        var args = this._wrapper._args(arguments, ['result', 'x', 'y', 'z']);
        return this._wrapper._makeNode(args.parent, 'fePointLight', $.extend(
            {result: args.result, x: args.x, y: args.y, z: args.z}, args.settings || {}));
    },