| import { |
| ShaderMaterial, |
| UniformsUtils |
| } from 'three'; |
| import { Pass, FullScreenQuad } from './Pass.js'; |
| import { FilmShader } from '../shaders/FilmShader.js'; |
|
|
| class FilmPass extends Pass { |
|
|
| constructor( intensity = 0.5, grayscale = false ) { |
|
|
| super(); |
|
|
| const shader = FilmShader; |
|
|
| this.uniforms = UniformsUtils.clone( shader.uniforms ); |
|
|
| this.material = new ShaderMaterial( { |
|
|
| name: shader.name, |
| uniforms: this.uniforms, |
| vertexShader: shader.vertexShader, |
| fragmentShader: shader.fragmentShader |
|
|
| } ); |
|
|
| this.uniforms.intensity.value = intensity; |
| this.uniforms.grayscale.value = grayscale; |
|
|
| this.fsQuad = new FullScreenQuad( this.material ); |
|
|
| } |
|
|
| render( renderer, writeBuffer, readBuffer, deltaTime ) { |
|
|
| this.uniforms[ 'tDiffuse' ].value = readBuffer.texture; |
| this.uniforms[ 'time' ].value += deltaTime; |
|
|
| if ( this.renderToScreen ) { |
|
|
| renderer.setRenderTarget( null ); |
| this.fsQuad.render( renderer ); |
|
|
| } else { |
|
|
| renderer.setRenderTarget( writeBuffer ); |
| if ( this.clear ) renderer.clear(); |
| this.fsQuad.render( renderer ); |
|
|
| } |
|
|
| } |
|
|
| dispose() { |
|
|
| this.material.dispose(); |
|
|
| this.fsQuad.dispose(); |
|
|
| } |
|
|
| } |
|
|
| export { FilmPass }; |
|
|
