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_;if(_===O.DEPTH_STENCIL)return A.WebGLConstants.DEPTH24_STENCIL8;if(_===O.DEPTH_COMPONENT){if(R===T.UNSIGNED_SHORT)return A.WebGLConstants.DEPTH_COMPONENT16;if(R===T.UNSIGNED_INT)return A.WebGLConstants.DEPTH_COMPONENT24}if(R===T.FLOAT)switch(_){case O.RGBA:return A.WebGLConstants.RGBA32F;case O.RGB:return A.WebGLConstants.RGB32F;case O.RG:return A.WebGLConstants.RG32F;case O.R:return A.WebGLConstants.R32F}if(R===T.HALF_FLOAT)switch(_){case O.RGBA:return A.WebGLConstants.RGBA16F;case O.RGB:return A.WebGLConstants.RGB16F;case O.RG:return A.WebGLConstants.RG16F;case O.R:return A.WebGLConstants.R16F}return 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RMAT_ASTC_6x6_UNORM_BLOCK:165,VK_FORMAT_ASTC_6x6_SRGB_BLOCK:166,VK_FORMAT_ASTC_8x5_UNORM_BLOCK:167,VK_FORMAT_ASTC_8x5_SRGB_BLOCK:168,VK_FORMAT_ASTC_8x6_UNORM_BLOCK:169,VK_FORMAT_ASTC_8x6_SRGB_BLOCK:170,VK_FORMAT_ASTC_8x8_UNORM_BLOCK:171,VK_FORMAT_ASTC_8x8_SRGB_BLOCK:172,VK_FORMAT_ASTC_10x5_UNORM_BLOCK:173,VK_FORMAT_ASTC_10x5_SRGB_BLOCK:174,VK_FORMAT_ASTC_10x6_UNORM_BLOCK:175,VK_FORMAT_ASTC_10x6_SRGB_BLOCK:176,VK_FORMAT_ASTC_10x8_UNORM_BLOCK:177,VK_FORMAT_ASTC_10x8_SRGB_BLOCK:178,VK_FORMAT_ASTC_10x10_UNORM_BLOCK:179,VK_FORMAT_ASTC_10x10_SRGB_BLOCK:180,VK_FORMAT_ASTC_12x10_UNORM_BLOCK:181,VK_FORMAT_ASTC_12x10_SRGB_BLOCK:182,VK_FORMAT_ASTC_12x12_UNORM_BLOCK:183,VK_FORMAT_ASTC_12x12_SRGB_BLOCK:184,VK_FORMAT_G8B8G8R8_422_UNORM:1000156e3,VK_FORMAT_B8G8R8G8_422_UNORM:1000156001,VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:1000156002,VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:1000156003,VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:1000156004,VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:1000156005,VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:1000156006,VK_FORMAT_R10X6_UNORM_PACK16:1000156007,VK_FORMAT_R10X6G10X6_UNORM_2PACK16:1000156008,VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16:1000156009,VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:1000156010,VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:1000156011,VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:1000156012,VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:1000156013,VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:1000156014,VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:1000156015,VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:1000156016,VK_FORMAT_R12X4_UNORM_PACK16:1000156017,VK_FORMAT_R12X4G12X4_UNORM_2PACK16:1000156018,VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16:1000156019,VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:1000156020,VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:1000156021,VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:1000156022,VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:1000156023,VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:1000156024,VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:1000156025,VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:1000156026,VK_FORMAT_G16B16G16R16_422_UNORM:1000156027,VK_FORMAT_B16G16R16G16_422_UNORM:1000156028,VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:1000156029,VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:1000156030,VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:1000156031,VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:1000156032,VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:1000156033,VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG:1000054e3,VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG:1000054001,VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG:1000054002,VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG:1000054003,VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG:1000054004,VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG:1000054005,VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG:1000054006,VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG:1000054007,VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT:1000066e3,VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT:1000066001,VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT:1000066002,VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT:1000066003,VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT:1000066004,VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT:1000066005,VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT:1000066006,VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT:1000066007,VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT:1000066008,VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT:1000066009,VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT:1000066010,VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT:1000066011,VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT:1000066012,VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT:1000066013,VK_FORMAT_G8B8G8R8_422_UNORM_KHR:1000156e3,VK_FORMAT_B8G8R8G8_422_UNORM_KHR:1000156001,VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM_KHR:1000156002,VK_FORMAT_G8_B8R8_2PLANE_420_UNORM_KHR:1000156003,VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM_KHR:1000156004,VK_FORMAT_G8_B8R8_2PLANE_422_UNORM_KHR:1000156005,VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM_KHR:1000156006,VK_FORMAT_R10X6_UNORM_PACK16_KHR:1000156007,VK_FORMAT_R10X6G10X6_UNORM_2PACK16_KHR:1000156008,VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16_KHR:1000156009,VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16_KHR:1000156010,VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16_KHR:1000156011,VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16_KHR:1000156012,VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16_KHR:1000156013,VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16_KHR:1000156014,VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16_KHR:1000156015,VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16_KHR:1000156016,VK_FORMAT_R12X4_UNORM_PACK16_KHR:1000156017,VK_FORMAT_R12X4G12X4_UNORM_2PACK16_KHR:1000156018,VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16_KHR:1000156019,VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16_KHR:1000156020,VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16_KHR:1000156021,VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16_KHR:1000156022,VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16_KHR:1000156023,VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16_KHR:1000156024,VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16_KHR:1000156025,VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16_KHR:1000156026,VK_FORMAT_G16B16G16R16_422_UNORM_KHR:1000156027,VK_FORMAT_B16G16R16G16_422_UNORM_KHR:1000156028,VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM_KHR:1000156029,VK_FORMAT_G16_B16R16_2PLANE_420_UNORM_KHR:1000156030,VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM_KHR:1000156031,VK_FORMAT_G16_B16R16_2PLANE_422_UNORM_KHR:1000156032,VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM_KHR:1000156033});const G=[171,75,84,88,32,50,48,187,13,10,26,10];var M,C,K,r,F,N,s,i,S;(S=M||(M={}))[S.NONE=0]="NONE",S[S.BASISLZ=1]="BASISLZ",S[S.ZSTD=2]="ZSTD",S[S.ZLIB=3]="ZLIB",function(_){_[_.BASICFORMAT=0]="BASICFORMAT"}(C||(C={})),function(_){_[_.UNSPECIFIED=0]="UNSPECIFIED",_[_.ETC1S=163]="ETC1S",_[_.UASTC=166]="UASTC"}(K||(K={})),function(_){_[_.UNSPECIFIED=0]="UNSPECIFIED",_[_.SRGB=1]="SRGB"}(r||(r={})),function(_){_[_.UNSPECIFIED=0]="UNSPECIFIED",_[_.LINEAR=1]="LINEAR",_[_.SRGB=2]="SRGB",_[_.ITU=3]="ITU",_[_.NTSC=4]="NTSC",_[_.SLOG=5]="SLOG",_[_.SLOG2=6]="SLOG2"}(F||(F={})),function(_){_[_.ALPHA_STRAIGHT=0]="ALPHA_STRAIGHT",_[_.ALPHA_PREMULTIPLIED=1]="ALPHA_PREMULTIPLIED"}(N||(N={})),function(_){_[_.RGB=0]="RGB",_[_.RRR=3]="RRR",_[_.GGG=4]="GGG",_[_.AAA=15]="AAA"}(s||(s={})),function(_){_[_.RGB=0]="RGB",_[_.RGBA=3]="RGBA",_[_.RRR=4]="RRR",_[_.RRRG=5]="RRRG"}(i||(i={}));class V{constructor(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=M.NONE,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:C.BASICFORMAT,versionNumber:2,descriptorBlockSize:40,colorModel:K.UNSPECIFIED,colorPrimaries:r.SRGB,transferFunction:r.SRGB,flags:N.ALPHA_STRAIGHT,texelBlockDimension:{x:4,y:4,z:1,w:1},bytesPlane:[],samples:[]}],this.keyValue={},this.globalData=null}}class a{constructor(_,R,A,t){this._dataView=new DataView(_.buffer,_.byteOffset+R,A),this._littleEndian=t,this._offset=0}_nextUint8(){const _=this._dataView.getUint8(this._offset);return this._offset+=1,_}_nextUint16(){const _=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,_}_nextUint32(){const _=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,_}_nextUint64(){const _=this._dataView.getUint32(this._offset,this._littleEndian)+2**32*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,_}_skip(_){return this._offset+=_,this}_scan(_,R=0){const A=this._offset;let t=0;for(;this._dataView.getUint8(this._offset)!==R&&t<_;)t++,this._offset++;return t<_&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+A,t)}}function U(_){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(_):Buffer.from(_).toString("utf8")}var o,E=["positiveX","negativeX","positiveY","negativeY","positiveZ","negativeZ"];function L(A,t){var e,O=A.ktx2Buffer,M=A.supportedTargetFormats;try{e=function(_){const R=new Uint8Array(_.buffer,_.byteOffset,G.length);if(R[0]!==G[0]||R[1]!==G[1]||R[2]!==G[2]||R[3]!==G[3]||R[4]!==G[4]||R[5]!==G[5]||R[6]!==G[6]||R[7]!==G[7]||R[8]!==G[8]||R[9]!==G[9]||R[10]!==G[10]||R[11]!==G[11])throw new Error("Missing KTX 2.0 identifier.");const A=new V,t=17*Uint32Array.BYTES_PER_ELEMENT,e=new a(_,G.length,t,!0);A.vkFormat=e._nextUint32(),A.typeSize=e._nextUint32(),A.pixelWidth=e._nextUint32(),A.pixelHeight=e._nextUint32(),A.pixelDepth=e._nextUint32(),A.layerCount=e._nextUint32(),A.faceCount=e._nextUint32();const T=e._nextUint32();A.supercompressionScheme=e._nextUint32();const O=e._nextUint32(),n=e._nextUint32(),B=e._nextUint32(),M=e._nextUint32(),C=e._nextUint64(),K=e._nextUint64(),r=new a(_,G.length+t,3*T*8,!0);for(let R=0;R<T;R++)A.levels.push({levelData:new Uint8Array(_.buffer,_.byteOffset+r._nextUint64(),r._nextUint64()),uncompressedByteLength:r._nextUint64()});const F=new a(_,O,n,!0),N={vendorId:F._skip(4)._nextUint16(),descriptorType:F._nextUint16(),versionNumber:F._nextUint16(),descriptorBlockSize:F._nextUint16(),colorModel:F._nextUint8(),colorPrimaries:F._nextUint8(),transferFunction:F._nextUint8(),flags:F._nextUint8(),texelBlockDimension:{x:F._nextUint8()+1,y:F._nextUint8()+1,z:F._nextUint8()+1,w:F._nextUint8()+1},bytesPlane:[F._nextUint8(),F._nextUint8(),F._nextUint8(),F._nextUint8(),F._nextUint8(),F._nextUint8(),F._nextUint8(),F._nextUint8()],samples:[]},s=(N.descriptorBlockSize/4-6)/4;for(let _=0;_<s;_++)N.samples[_]={bitOffset:F._nextUint16(),bitLength:F._nextUint8(),channelID:F._nextUint8(),samplePosition:[F._nextUint8(),F._nextUint8(),F._nextUint8(),F._nextUint8()],sampleLower:F._nextUint32(),sampleUpper:F._nextUint32()};A.dataFormatDescriptor.length=0,A.dataFormatDescriptor.push(N);const i=new a(_,B,M,!0);for(;i._offset<M;){const _=i._nextUint32(),R=i._scan(_),t=U(R),e=i._scan(_-R.byteLength);A.keyValue[t]=t.match(/^ktx/i)?U(e):e,i._offset%4&&i._skip(4-i._offset%4)}if(K<=0)return A;const S=new a(_,C,K,!0),o=S._nextUint16(),E=S._nextUint16(),L=S._nextUint32(),P=S._nextUint32(),c=S._nextUint32(),f=S._nextUint32(),I=[];for(let _=0;_<T;_++)I.push({imageFlags:S._nextUint32(),rgbSliceByteOffset:S._nextUint32(),rgbSliceByteLength:S._nextUint32(),alphaSliceByteOffset:S._nextUint32(),alphaSliceByteLength:S._nextUint32()});const X=C+S._offset,u=X+L,D=u+P,l=D+c,x=new Uint8Array(_.buffer,_.byteOffset+X,L),h=new Uint8Array(_.buffer,_.byteOffset+u,P),H=new Uint8Array(_.buffer,_.byteOffset+D,c),b=new Uint8Array(_.buffer,_.byteOffset+l,f);return A.globalData={endpointCount:o,selectorCount:E,imageDescs:I,endpointsData:x,selectorsData:h,tablesData:H,extendedData:b},A}(O)}catch(_){throw new R.RuntimeError("Invalid KTX2 file.")}if(0!==e.layerCount)throw new R.RuntimeError("KTX2 texture arrays are not supported.");if(0!==e.pixelDepth)throw new R.RuntimeError("KTX2 3D textures are unsupported.");var C=e.dataFormatDescriptor[0],K=new Array(e.levelCount);return 0!==e.vkFormat||163!==C.colorModel&&166!==C.colorModel?(t.push(O.buffer),function(R,A){var t,e=R.vkFormat===B.VK_FORMAT_R8G8B8_SRGB?n.RGB:n.RGBA;R.vkFormat===B.VK_FORMAT_R8G8B8A8_UNORM?t=T.UNSIGNED_BYTE:R.vkFormat===B.VK_FORMAT_R16G16B16A16_SFLOAT?t=T.HALF_FLOAT:R.vkFormat===B.VK_FORMAT_R32G32B32A32_SFLOAT&&(t=T.FLOAT);for(var O=0;O<R.levels.length;++O){var G={};A[O]=G;for(var M=R.levels[O].levelData,C=R.pixelWidth>>O,K=R.pixelHeight>>O,r=C*K*n.componentsLength(e),F=0;F<R.faceCount;++F){var N,s=M.byteOffset+r*R.typeSize*F;N=_.defined(t)&&1!==T.sizeInBytes(t)?2===T.sizeInBytes(t)?new Uint16Array(M.buffer,s,r):new Float32Array(M.buffer,s,r):new Uint8Array(M.buffer,s,r),G[E[F]]={internalFormat:e,datatype:t,width:C,height:K,levelBuffer:N}}}}(e,K)):function(A,t,e,T,O,B){var G,M,C=new T.KTX2File(A),K=C.getWidth(),r=C.getHeight(),F=C.getLevels(),N=C.getHasAlpha();if(!(K>0&&r>0&&F>0))throw C.close(),C.delete(),new R.RuntimeError("Invalid KTX2 file");var s=t.dataFormatDescriptor[0],i=T.transcoder_texture_format;if(163===s.colorModel)if(e.etc)G=N?n.RGBA8_ETC2_EAC:n.RGB8_ETC2,M=N?i.cTFETC2_RGBA:i.cTFETC1_RGB;else if(e.etc1&&!N)G=n.RGB_ETC1,M=i.cTFETC1_RGB;else if(e.s3tc)G=N?n.RGBA_DXT5:n.RGB_DXT1,M=N?i.cTFBC3_RGBA:i.cTFBC1_RGB;else if(e.pvrtc)G=N?n.RGBA_PVRTC_4BPPV1:n.RGB_PVRTC_4BPPV1,M=N?i.cTFPVRTC1_4_RGBA:i.cTFPVRTC1_4_RGB;else if(e.astc)G=n.RGBA_ASTC,M=i.cTFASTC_4x4_RGBA;else{if(!e.bc7)throw new R.RuntimeError("No transcoding format target available for ETC1S compressed ktx2.");G=n.RGBA_BC7,M=i.cTFBC7_RGBA}else if(166===s.colorModel)if(e.astc)G=n.RGBA_ASTC,M=i.cTFASTC_4x4_RGBA;else if(e.bc7)G=n.RGBA_BC7,M=i.cTFBC7_RGBA;else if(e.s3tc)G=N?n.RGBA_DXT5:n.RGB_DXT1,M=N?i.cTFBC3_RGBA:i.cTFBC1_RGB;else if(e.etc)G=N?n.RGBA8_ETC2_EAC:n.RGB8_ETC2,M=N?i.cTFETC2_RGBA:i.cTFETC1_RGB;else if(e.etc1&&!N)G=n.RGB_ETC1,M=i.cTFETC1_RGB;else{if(!e.pvrtc)throw new R.RuntimeError("No transcoding format target available for UASTC compressed ktx2.");G=N?n.RGBA_PVRTC_4BPPV1:n.RGB_PVRTC_4BPPV1,M=N?i.cTFPVRTC1_4_RGBA:i.cTFPVRTC1_4_RGB}if(!C.startTranscoding())throw C.close(),C.delete(),new R.RuntimeError("startTranscoding() failed");for(var S=0;S<t.levels.length;++S){var V={};B[S]=V,K=t.pixelWidth>>S,r=t.pixelHeight>>S;var a=C.getImageTranscodedSizeInBytes(S,0,0,M.value),U=new Uint8Array(a),o=C.transcodeImage(U,S,0,0,M.value,0,-1,-1);if(!_.defined(o))throw new R.RuntimeError("transcodeImage() failed.");O.push(U.buffer),V[E[0]]={internalFormat:G,width:K,height:r,levelBuffer:U}}C.close(),C.delete()}(O,e,M,o,t,K),K}function P(_){(o=_).initializeBasis(),self.onmessage=t(L),self.postMessage(!0)}return function(R){var A=R.data.webAssemblyConfig;if(_.defined(A))return require([A.modulePath],(function(R){if(!_.defined(A.wasmBinaryFile))return R().then((function(_){P(_)}));_.defined(R)||(R=self.MSC_TRANSCODER),R(A).then((function(_){P(_)}))}))}}));