import Node from '../core/Node.js';
import { nodeProxy } from '../tsl/TSLBase.js';
/** @module BuiltinNode **/
/**
* The node allows to set values for built-in shader variables. That is
* required for features like hardware-accelerated vertex clipping.
*
* @augments Node
*/
class BuiltinNode extends Node {
/**
* Constructs a new builtin node.
*
* @param {String} name - The name of the built-in shader variable.
*/
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;
}
/**
* Generates the code snippet of the builtin node.
*
* @param {NodeBuilder} builder - The current node builder.
* @return {String} The generated code snippet.
*/
generate( /* builder */ ) {
return this.name;
}
}
export default BuiltinNode;
/**
* TSL function for creating a builtin node.
*
* @function
* @param {String} name - The name of the built-in shader variable.
* @returns {BuiltinNode}
*/
export const builtin = nodeProxy( BuiltinNode );