116 lines
2.1 KiB
JavaScript
116 lines
2.1 KiB
JavaScript
import {
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CubeTexture,
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DataTexture,
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FileLoader,
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FloatType,
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HalfFloatType,
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LinearFilter,
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LinearSRGBColorSpace,
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Loader
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} from 'three';
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import { RGBELoader } from '../loaders/RGBELoader.js';
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class HDRCubeTextureLoader extends Loader {
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constructor( manager ) {
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super( manager );
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this.hdrLoader = new RGBELoader();
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this.type = HalfFloatType;
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}
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load( urls, onLoad, onProgress, onError ) {
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const texture = new CubeTexture();
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texture.type = this.type;
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switch ( texture.type ) {
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case FloatType:
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texture.colorSpace = LinearSRGBColorSpace;
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texture.minFilter = LinearFilter;
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texture.magFilter = LinearFilter;
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texture.generateMipmaps = false;
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break;
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case HalfFloatType:
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texture.colorSpace = LinearSRGBColorSpace;
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texture.minFilter = LinearFilter;
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texture.magFilter = LinearFilter;
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texture.generateMipmaps = false;
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break;
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}
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const scope = this;
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let loaded = 0;
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function loadHDRData( i, onLoad, onProgress, onError ) {
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new FileLoader( scope.manager )
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.setPath( scope.path )
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.setResponseType( 'arraybuffer' )
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.setWithCredentials( scope.withCredentials )
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.load( urls[ i ], function ( buffer ) {
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loaded ++;
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const texData = scope.hdrLoader.parse( buffer );
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if ( ! texData ) return;
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if ( texData.data !== undefined ) {
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const dataTexture = new DataTexture( texData.data, texData.width, texData.height );
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dataTexture.type = texture.type;
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dataTexture.colorSpace = texture.colorSpace;
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dataTexture.format = texture.format;
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dataTexture.minFilter = texture.minFilter;
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dataTexture.magFilter = texture.magFilter;
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dataTexture.generateMipmaps = texture.generateMipmaps;
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texture.images[ i ] = dataTexture;
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}
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if ( loaded === 6 ) {
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texture.needsUpdate = true;
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if ( onLoad ) onLoad( texture );
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}
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}, onProgress, onError );
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}
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for ( let i = 0; i < urls.length; i ++ ) {
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loadHDRData( i, onLoad, onProgress, onError );
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}
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return texture;
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}
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setDataType( value ) {
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this.type = value;
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this.hdrLoader.setDataType( value );
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return this;
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}
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}
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export { HDRCubeTextureLoader };
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