three.js/examples/jsm/nodes/inputs/ScreenNode.js

import { InputNode } from '../core/InputNode.js';
import { TextureNode } from './TextureNode.js';

function ScreenNode( uv ) {

	TextureNode.call( this, undefined, uv );

}

ScreenNode.prototype = Object.create( TextureNode.prototype );
ScreenNode.prototype.constructor = ScreenNode;
ScreenNode.prototype.nodeType = 'Screen';

ScreenNode.prototype.getUnique = function () {

	return true;

};

ScreenNode.prototype.getTexture = function ( builder, output ) {

	return InputNode.prototype.generate.call( this, builder, output, this.getUuid(), 't', 'renderTexture' );

};

export { ScreenNode };