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- import {
- ColorManagement,
- RawShaderMaterial,
- UniformsUtils,
- LinearToneMapping,
- ReinhardToneMapping,
- CineonToneMapping,
- AgXToneMapping,
- ACESFilmicToneMapping,
- NeutralToneMapping,
- CustomToneMapping,
- SRGBTransfer
- } from 'three';
- import { Pass, FullScreenQuad } from './Pass.js';
- import { OutputShader } from '../shaders/OutputShader.js';
- class OutputPass extends Pass {
-
- constructor() {
- super();
-
- this.uniforms = UniformsUtils.clone( OutputShader.uniforms );
-
- this.material = new RawShaderMaterial( {
- name: OutputShader.name,
- uniforms: this.uniforms,
- vertexShader: OutputShader.vertexShader,
- fragmentShader: OutputShader.fragmentShader
- } );
-
- this._fsQuad = new FullScreenQuad( this.material );
- this._outputColorSpace = null;
- this._toneMapping = null;
- }
-
- render( renderer, writeBuffer, readBuffer ) {
- this.uniforms[ 'tDiffuse' ].value = readBuffer.texture;
- this.uniforms[ 'toneMappingExposure' ].value = renderer.toneMappingExposure;
-
- if ( this._outputColorSpace !== renderer.outputColorSpace || this._toneMapping !== renderer.toneMapping ) {
- this._outputColorSpace = renderer.outputColorSpace;
- this._toneMapping = renderer.toneMapping;
- this.material.defines = {};
- if ( ColorManagement.getTransfer( this._outputColorSpace ) === SRGBTransfer ) this.material.defines.SRGB_TRANSFER = '';
- if ( this._toneMapping === LinearToneMapping ) this.material.defines.LINEAR_TONE_MAPPING = '';
- else if ( this._toneMapping === ReinhardToneMapping ) this.material.defines.REINHARD_TONE_MAPPING = '';
- else if ( this._toneMapping === CineonToneMapping ) this.material.defines.CINEON_TONE_MAPPING = '';
- else if ( this._toneMapping === ACESFilmicToneMapping ) this.material.defines.ACES_FILMIC_TONE_MAPPING = '';
- else if ( this._toneMapping === AgXToneMapping ) this.material.defines.AGX_TONE_MAPPING = '';
- else if ( this._toneMapping === NeutralToneMapping ) this.material.defines.NEUTRAL_TONE_MAPPING = '';
- else if ( this._toneMapping === CustomToneMapping ) this.material.defines.CUSTOM_TONE_MAPPING = '';
- this.material.needsUpdate = true;
- }
-
- if ( this.renderToScreen === true ) {
- renderer.setRenderTarget( null );
- this._fsQuad.render( renderer );
- } else {
- renderer.setRenderTarget( writeBuffer );
- if ( this.clear ) renderer.clear( renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil );
- this._fsQuad.render( renderer );
- }
- }
-
- dispose() {
- this.material.dispose();
- this._fsQuad.dispose();
- }
- }
- export { OutputPass };
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