constructor( name ) {

		super( 'float' );

		/**
		 * The name of the built-in shader variable.
		 *
		 * @type {string}
		 */
		this.name = name;

		/**
		 * This flag can be used for type testing.
		 *
		 * @type {boolean}
		 * @readonly
		 * @default true
		 */
		this.isBuiltinNode = true;

	}
Constructs a new builtin node.

@param {string} name - The name of the built-in shader variable.