mirror of
https://github.com/tengge1/ShadowEditor.git
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144 lines
3.0 KiB
JavaScript
144 lines
3.0 KiB
JavaScript
/**
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* @author sunag / http://www.sunag.com.br/
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*/
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import { NodeMaterial } from '../materials/NodeMaterial.js';
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import { TextureNode } from './TextureNode.js';
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function RTTNode( width, height, input, options ) {
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options = options || {};
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this.input = input;
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this.clear = options.clear !== undefined ? options.clear : true;
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this.renderTarget = new THREE.WebGLRenderTarget( width, height, options );
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this.material = new NodeMaterial();
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this.camera = new THREE.OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
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this.scene = new THREE.Scene();
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this.quad = new THREE.Mesh( new THREE.PlaneBufferGeometry( 2, 2 ), this.material );
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this.quad.frustumCulled = false; // Avoid getting clipped
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this.scene.add( this.quad );
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this.render = true;
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TextureNode.call( this, this.renderTarget.texture );
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}
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RTTNode.prototype = Object.create( TextureNode.prototype );
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RTTNode.prototype.constructor = RTTNode;
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RTTNode.prototype.nodeType = "RTT";
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RTTNode.prototype.build = function ( builder, output, uuid ) {
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var rttBuilder = new THREE.NodeBuilder();
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rttBuilder.nodes = builder.nodes;
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rttBuilder.updaters = builder.updaters;
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this.material.fragment.value = this.input;
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this.material.build( { builder: rttBuilder } );
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return TextureNode.prototype.build.call( this, builder, output, uuid );
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};
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RTTNode.prototype.updateFramesaveTo = function ( frame ) {
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this.saveTo.render = false;
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if ( this.saveTo !== this.saveToCurrent ) {
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if ( this.saveToMaterial ) this.saveToMaterial.dispose();
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var material = new NodeMaterial();
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material.fragment.value = this;
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material.build();
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var scene = new THREE.Scene();
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var quad = new THREE.Mesh( new THREE.PlaneBufferGeometry( 2, 2 ), material );
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quad.frustumCulled = false; // Avoid getting clipped
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scene.add( quad );
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this.saveToScene = scene;
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this.saveToMaterial = material;
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}
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this.saveToCurrent = this.saveTo;
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frame.renderer.render( this.saveToScene, this.camera, this.saveTo.renderTarget, this.saveTo.clear );
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};
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RTTNode.prototype.updateFrame = function ( frame ) {
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if ( frame.renderer ) {
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// from the second frame
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if ( this.saveTo && this.saveTo.render === false ) {
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this.updateFramesaveTo( frame );
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}
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if ( this.render ) {
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if ( this.material.uniforms.renderTexture ) {
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this.material.uniforms.renderTexture.value = frame.renderTexture;
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}
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frame.renderer.render( this.scene, this.camera, this.renderTarget, this.clear );
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}
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// first frame
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if ( this.saveTo && this.saveTo.render === true ) {
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this.updateFramesaveTo( frame );
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}
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} else {
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console.warn( "RTTNode need a renderer in NodeFrame" );
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}
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};
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RTTNode.prototype.copy = function ( source ) {
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TextureNode.prototype.copy.call( this, source );
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this.saveTo = source.saveTo;
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};
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RTTNode.prototype.toJSON = function ( meta ) {
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var data = this.getJSONNode( meta );
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if ( ! data ) {
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data = THREE.TextureNode.prototype.toJSON.call( this, meta );
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if ( this.saveTo ) data.saveTo = this.saveTo.toJSON( meta ).uuid;
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}
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return data;
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};
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export { RTTNode };
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