three
Version:
JavaScript 3D library
91 lines (52 loc) • 1.94 kB
JavaScript
import NodeMaterial from '../../materials/nodes/NodeMaterial.js';
import { vec4, renderOutput } from '../../nodes/TSL.js';
import { LinearSRGBColorSpace, NoToneMapping } from '../../constants.js';
import QuadMesh from '../../renderers/common/QuadMesh.js';
const _material = /*@__PURE__*/ new NodeMaterial();
const _quadMesh = /*@__PURE__*/ new QuadMesh( _material );
class PostProcessing {
constructor( renderer, outputNode = vec4( 0, 0, 1, 1 ) ) {
this.renderer = renderer;
this.outputNode = outputNode;
this.outputColorTransform = true;
this.needsUpdate = true;
_material.name = 'PostProcessing';
}
render() {
this.update();
const renderer = this.renderer;
const toneMapping = renderer.toneMapping;
const outputColorSpace = renderer.outputColorSpace;
renderer.toneMapping = NoToneMapping;
renderer.outputColorSpace = LinearSRGBColorSpace;
//
_quadMesh.render( renderer );
//
renderer.toneMapping = toneMapping;
renderer.outputColorSpace = outputColorSpace;
}
update() {
if ( this.needsUpdate === true ) {
const renderer = this.renderer;
const toneMapping = renderer.toneMapping;
const outputColorSpace = renderer.outputColorSpace;
_quadMesh.material.fragmentNode = this.outputColorTransform === true ? renderOutput( this.outputNode, toneMapping, outputColorSpace ) : this.outputNode.context( { toneMapping, outputColorSpace } );
_quadMesh.material.needsUpdate = true;
this.needsUpdate = false;
}
}
async renderAsync() {
this.update();
const renderer = this.renderer;
const toneMapping = renderer.toneMapping;
const outputColorSpace = renderer.outputColorSpace;
renderer.toneMapping = NoToneMapping;
renderer.outputColorSpace = LinearSRGBColorSpace;
//
await _quadMesh.renderAsync( renderer );
//
renderer.toneMapping = toneMapping;
renderer.outputColorSpace = outputColorSpace;
}
}
export default PostProcessing;