ktx2-encoder/dist/utils.js

KTX2(.ktx2) encoder for browser applications

export const DefaultOptions = {
    enableDebug: false,
    isUASTC: true,
    isKTX2File: true,
    isInputSRGB: true,
    generateMipmap: true,
    needSupercompression: true,
    isSetKTX2SRGBTransferFunc: true,
    isHDR: false,
    qualityLevel: 150
};
export function applyInputOptions(options = {}, encoder) {
    options = { ...DefaultOptions, ...options };
    // basic
    options.enableDebug !== undefined && encoder.setDebug(options.enableDebug);
    options.isUASTC !== undefined && encoder.setUASTC(options.isUASTC);
    options.isKTX2File !== undefined && encoder.setCreateKTX2File(options.isKTX2File);
    // extra
    options.isSetKTX2SRGBTransferFunc !== undefined && encoder.setKTX2SRGBTransferFunc(options.isSetKTX2SRGBTransferFunc);
    options.generateMipmap !== undefined && encoder.setMipGen(options.generateMipmap);
    options.isYFlip !== undefined && encoder.setYFlip(options.isYFlip);
    options.isNormalMap === true && encoder.setNormalMap();
    // etc1s
    options.qualityLevel !== undefined && encoder.setQualityLevel(options.qualityLevel);
    options.compressionLevel !== undefined && encoder.setCompressionLevel(options.compressionLevel);
    // uastc
    options.needSupercompression !== undefined && encoder.setKTX2UASTCSupercompression(options.needSupercompression);
    options.enableRDO && encoder.setRDOUASTC(true);
    options.rdoQualityLevel !== undefined && encoder.setRDOUASTCQualityScalar(options.rdoQualityLevel);
    options.uastcLDRQualityLevel !== undefined && encoder.setPackUASTCFlags(options.uastcLDRQualityLevel);
    // hdr
    options.isHDR !== undefined && encoder.setHDR(options.isHDR);
    if (options.isHDR) {
        options.hdrQualityLevel && encoder.setUASTCHDRQualityLevel(options.hdrQualityLevel);
    }
    options.isPerceptual !== undefined && encoder.setPerceptual(options.isPerceptual);
}