65 lines
1.2 KiB
JavaScript
65 lines
1.2 KiB
JavaScript
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import {
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ShaderMaterial,
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UniformsUtils
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} from 'three';
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import { Pass, FullScreenQuad } from './Pass.js';
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import { FilmShader } from '../shaders/FilmShader.js';
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class FilmPass extends Pass {
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constructor( intensity = 0.5, grayscale = false ) {
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super();
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const shader = FilmShader;
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this.uniforms = UniformsUtils.clone( shader.uniforms );
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this.material = new ShaderMaterial( {
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name: shader.name,
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uniforms: this.uniforms,
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vertexShader: shader.vertexShader,
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fragmentShader: shader.fragmentShader
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} );
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this.uniforms.intensity.value = intensity; // (0 = no effect, 1 = full effect)
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this.uniforms.grayscale.value = grayscale;
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this.fsQuad = new FullScreenQuad( this.material );
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}
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render( renderer, writeBuffer, readBuffer, deltaTime /*, maskActive */ ) {
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this.uniforms[ 'tDiffuse' ].value = readBuffer.texture;
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this.uniforms[ 'time' ].value += deltaTime;
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if ( this.renderToScreen ) {
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renderer.setRenderTarget( null );
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this.fsQuad.render( renderer );
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} else {
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renderer.setRenderTarget( writeBuffer );
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if ( this.clear ) renderer.clear();
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this.fsQuad.render( renderer );
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}
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}
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dispose() {
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this.material.dispose();
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this.fsQuad.dispose();
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}
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}
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export { FilmPass };
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