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98 lines
2.5 KiB
98 lines
2.5 KiB
6 months ago
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import {
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ColorManagement,
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RawShaderMaterial,
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UniformsUtils,
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LinearToneMapping,
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ReinhardToneMapping,
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CineonToneMapping,
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AgXToneMapping,
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ACESFilmicToneMapping,
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NeutralToneMapping,
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SRGBTransfer
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} from 'three';
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import { Pass, FullScreenQuad } from './Pass.js';
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import { OutputShader } from '../shaders/OutputShader.js';
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class OutputPass extends Pass {
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constructor() {
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super();
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//
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const shader = OutputShader;
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this.uniforms = UniformsUtils.clone( shader.uniforms );
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this.material = new RawShaderMaterial( {
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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.fsQuad = new FullScreenQuad( this.material );
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// internal cache
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this._outputColorSpace = null;
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this._toneMapping = null;
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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[ 'toneMappingExposure' ].value = renderer.toneMappingExposure;
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// rebuild defines if required
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if ( this._outputColorSpace !== renderer.outputColorSpace || this._toneMapping !== renderer.toneMapping ) {
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this._outputColorSpace = renderer.outputColorSpace;
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this._toneMapping = renderer.toneMapping;
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this.material.defines = {};
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if ( ColorManagement.getTransfer( this._outputColorSpace ) === SRGBTransfer ) this.material.defines.SRGB_TRANSFER = '';
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if ( this._toneMapping === LinearToneMapping ) this.material.defines.LINEAR_TONE_MAPPING = '';
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else if ( this._toneMapping === ReinhardToneMapping ) this.material.defines.REINHARD_TONE_MAPPING = '';
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else if ( this._toneMapping === CineonToneMapping ) this.material.defines.CINEON_TONE_MAPPING = '';
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else if ( this._toneMapping === ACESFilmicToneMapping ) this.material.defines.ACES_FILMIC_TONE_MAPPING = '';
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else if ( this._toneMapping === AgXToneMapping ) this.material.defines.AGX_TONE_MAPPING = '';
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else if ( this._toneMapping === NeutralToneMapping ) this.material.defines.NEUTRAL_TONE_MAPPING = '';
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this.material.needsUpdate = true;
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}
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//
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if ( this.renderToScreen === true ) {
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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( renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil );
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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 { OutputPass };
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