2 lines
18 KiB
JavaScript
2 lines
18 KiB
JavaScript
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const t=0,e=1,n=2,i=3,s=0,a=0,r=2,o=0,l=1,f=160,U=161,c=162,h=163,_=0,p=1,g=0,y=1,x=2,u=3,b=4,d=5,m=6,w=7,D=8,B=9,L=10,A=11,k=12,v=13,S=14,I=15,O=16,T=17,V=18,E=0,F=1,P=2,C=3,z=4,M=5,W=6,N=7,H=8,K=9,X=10,j=11,R=0,Y=1,q=2,G=13,J=14,Q=15,Z=128,$=64,tt=32,et=16,nt=0,it=1,st=2,at=3,rt=4,ot=5,lt=6,ft=7,Ut=8,ct=9,ht=10,_t=13,pt=14,gt=15,yt=16,xt=17,ut=20,bt=21,dt=22,mt=23,wt=24,Dt=27,Bt=28,Lt=29,At=30,kt=31,vt=34,St=35,It=36,Ot=37,Tt=38,Vt=41,Et=42,Ft=43,Pt=44,Ct=45,zt=48,Mt=49,Wt=50,Nt=58,Ht=59,Kt=62,Xt=63,jt=64,Rt=65,Yt=68,qt=69,Gt=70,Jt=71,Qt=74,Zt=75,$t=76,te=77,ee=78,ne=81,ie=82,se=83,ae=84,re=85,oe=88,le=89,fe=90,Ue=91,ce=92,he=95,_e=96,pe=97,ge=98,ye=99,xe=100,ue=101,be=102,de=103,me=104,we=105,De=106,Be=107,Le=108,Ae=109,ke=110,ve=111,Se=112,Ie=113,Oe=114,Te=115,Ve=116,Ee=117,Fe=118,Pe=119,Ce=120,ze=121,Me=122,We=123,Ne=124,He=125,Ke=126,Xe=127,je=128,Re=129,Ye=130,qe=131,Ge=132,Je=133,Qe=134,Ze=135,$e=136,tn=137,en=138,nn=139,sn=140,an=141,rn=142,on=143,ln=144,fn=145,Un=146,cn=147,hn=148,_n=149,pn=150,gn=151,yn=152,xn=153,un=154,bn=155,dn=156,mn=157,wn=158,Dn=159,Bn=160,Ln=161,An=162,kn=163,vn=164,Sn=165,In=166,On=167,Tn=168,Vn=169,En=170,Fn=171,Pn=172,Cn=173,zn=174,Mn=175,Wn=176,Nn=177,Hn=178,Kn=179,Xn=180,jn=181,Rn=182,Yn=183,qn=184,Gn=1000156007,Jn=1000156008,Qn=1000156009,Zn=1000156010,$n=1000156011,ti=1000156017,ei=1000156018,ni=1000156019,ii=1000156020,si=1000156021,ai=1000054e3,ri=1000054001,oi=1000054002,li=1000054003,fi=1000054004,Ui=1000054005,ci=1000054006,hi=1000054007,_i=1000066e3,pi=1000066001,gi=1000066002,yi=1000066003,xi=1000066004,ui=1000066005,bi=1000066006,di=1000066007,mi=1000066008,wi=1000066009,Di=1000066010,Bi=1000066011,Li=1000066012,Ai=1000066013,ki=100034e4,vi=1000340001;class Si{constructor(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=0,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:0,descriptorBlockSize:0,versionNumber:2,colorModel:0,colorPrimaries:1,transferFunction:2,flags:0,texelBlockDimension:[0,0,0,0],bytesPlane:[0,0,0,0,0,0,0,0],samples:[]}],this.keyValue={},this.globalData=null}}class Ii{constructor(t,e,n,i){this._dataView=new DataView(t.buffer,t.byteOffset+e,n),this._littleEndian=i,this._offset=0}_nextUint8(){const t=this._dataView.getUint8(this._offset);return this._offset+=1,t}_nextUint16(){const t=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,t}_nextUint32(){const t=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,t}_nextUint64(){const t=this._dataView.getUint32(this._offset,this._littleEndian)+2**32*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,t}_nextInt32(){const t=this._dataView.getInt32(this._offset,this._littleEndian);return this._offset+=4,t}_skip(t){return this._offset+=t,this}_scan(t,e=0){const n=this._offset;let i=0;for(;this._dataView.getUint8(this._offset)!==e&&i<t;)i++,this._offset++;return i<t&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+n,i)}}const Oi=new Uint8Array([0]),Ti=[171,75,84,88,32,50,48,187,13,10,26,10];function Vi(t){return"undefined"!=typeof TextEncoder?(new TextEncoder).encode(t):Buffer.from(t)}function Ei(t){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):Buffer.from(t).toString("utf8")}function Fi(t){let e=0;for(const n of t)e+=n.byteLength;const n=new Uint8Array(e);let i=0;for(const e of t)n.set(new Uint8Array(e),i),i+=e.byteLength;return n}function Pi(t){const e=new Uint8Array(t.buffer,t.byteOffset,Ti.length);if(e[0]!==Ti[0]||e[1]!==Ti[1]||e[2]!==Ti[2]||e[3]!==Ti[3]||e[4]!==Ti[4]||e[5]!==Ti[5]||e[6]!==Ti[6]||e[7]!==Ti[7]||e[8]!==Ti[8]||e[9]!==Ti[9]||e[10]!==Ti[10]||e[11]!==Ti[11])throw new Error("Missing KTX 2.0 identifier.");const n=new Si,i=17*Uint32Array.BYTES_PER_ELEMENT,s=new Ii(t,Ti.length,i,!0);n.vkFormat=s._nextUint32(),n.typeSize=s._nextUint32(),n.pixelWidth=s._nextUint32(),n.pixelHeight=s._nextUint32(),n.pixelDepth=s._nextUint32(),n.layerCount=s._nextUint32
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