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115 lines
2.7 KiB
115 lines
2.7 KiB
2 years ago
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( function () {
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class HDRCubeTextureLoader extends THREE.Loader {
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constructor( manager ) {
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super( manager );
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this.hdrLoader = new THREE.RGBELoader();
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this.type = THREE.UnsignedByteType;
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}
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load( urls, onLoad, onProgress, onError ) {
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if ( ! Array.isArray( urls ) ) {
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console.warn( 'THREE.HDRCubeTextureLoader signature has changed. Use .setDataType() instead.' );
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this.setDataType( urls );
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urls = onLoad;
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onLoad = onProgress;
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onProgress = onError;
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onError = arguments[ 4 ];
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}
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const texture = new THREE.CubeTexture();
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texture.type = this.type;
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switch ( texture.type ) {
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case THREE.UnsignedByteType:
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texture.encoding = THREE.RGBEEncoding;
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texture.format = THREE.RGBAFormat;
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texture.minFilter = THREE.NearestFilter;
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texture.magFilter = THREE.NearestFilter;
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texture.generateMipmaps = false;
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break;
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case THREE.FloatType:
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texture.encoding = THREE.LinearEncoding;
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texture.format = THREE.RGBFormat;
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texture.minFilter = THREE.LinearFilter;
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texture.magFilter = THREE.LinearFilter;
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texture.generateMipmaps = false;
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break;
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case THREE.HalfFloatType:
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texture.encoding = THREE.LinearEncoding;
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texture.format = THREE.RGBFormat;
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texture.minFilter = THREE.LinearFilter;
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texture.magFilter = THREE.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 THREE.FileLoader( scope.manager ).setPath( scope.path ).setResponseType( 'arraybuffer' ).setWithCredentials( scope.withCredentials ).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 THREE.DataTexture( texData.data, texData.width, texData.height );
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dataTexture.type = texture.type;
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dataTexture.encoding = texture.encoding;
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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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THREE.HDRCubeTextureLoader = HDRCubeTextureLoader;
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} )();
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