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179 lines
24 KiB
179 lines
24 KiB
2 years ago
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// This file is part of meshoptimizer library and is distributed under the terms of MIT License.
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// Copyright (C) 2016-2022, by Arseny Kapoulkine (arseny.kapoulkine@gmail.com)
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var MeshoptDecoder = (function() {
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"use strict";
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// Built with clang version 14.0.4
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// Built from meshoptimizer 0.18
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var wasm_base = "b9H79Tebbbe8Fv9Gbb9Gvuuuuueu9Giuuub9Geueu9Giuuueuikqbeeedddillviebeoweuec:q;iekr;leDo9TW9T9VV95dbH9F9F939H79T9F9J9H229F9Jt9VV7bb8A9TW79O9V9Wt9F9KW9J9V9KW9wWVtW949c919M9MWVbeY9TW79O9V9Wt9F9KW9J9V9KW69U9KW949c919M9MWVbdE9TW79O9V9Wt9F9KW9J9V9KW69U9KW949tWG91W9U9JWbiL9TW79O9V9Wt9F9KW9J9V9KWS9P2tWV9p9JtblK9TW79O9V9Wt9F9KW9J9V9KWS9P2tWV9r919HtbvL9TW79O9V9Wt9F9KW9J9V9KWS9P2tWVT949Wbol79IV9Rbrq:P8Yqdbk;3sezu8Jjjjjbcj;eb9Rgv8Kjjjjbc9:hodnadcefal0mbcuhoaiRbbc:Ge9hmbavaialfgrad9Radz1jjjbhwcj;abad9UhoaicefhldnadTmbaoc;WFbGgocjdaocjd6EhDcbhqinaqae9pmeaDaeaq9RaqaDfae6Egkcsfgocl4cifcd4hxdndndndnaoc9WGgmTmbcbhPcehsawcjdfhzalhHinaraH9Rax6midnaraHaxfgl9RcK6mbczhoinawcj;cbfaogifgoc9WfhOdndndndndnaHaic9WfgAco4fRbbaAci4coG4ciGPlbedibkaO9cb83ibaOcwf9cb83ibxikaOalRblalRbbgAco4gCaCciSgCE86bbaocGfalclfaCfgORbbaAcl4ciGgCaCciSgCE86bbaocVfaOaCfgORbbaAcd4ciGgCaCciSgCE86bbaoc7faOaCfgORbbaAciGgAaAciSgAE86bbaoctfaOaAfgARbbalRbegOco4gCaCciSgCE86bbaoc91faAaCfgARbbaOcl4ciGgCaCciSgCE86bbaoc4faAaCfgARbbaOcd4ciGgCaCciSgCE86bbaoc93faAaCfgARbbaOciGgOaOciSgOE86bbaoc94faAaOfgARbbalRbdgOco4gCaCciSgCE86bbaoc95faAaCfgARbbaOcl4ciGgCaCciSgCE86bbaoc96faAaCfgARbbaOcd4ciGgCaCciSgCE86bbaoc97faAaCfgARbbaOciGgOaOciSgOE86bbaoc98faAaOfgORbbalRbiglco4gAaAciSgAE86bbaoc99faOaAfgORbbalcl4ciGgAaAciSgAE86bbaoc9: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:faOaAfgORbbalRbrglcl4gAaAcsSgAE86bbaocufaOaAfgoRbbalcsGglalcsSglE86bbaoalfhlxekaOal8Pbb83bbaOcwfalcwf8Pbb83bbalczfhlkdnaiam9pmbaiczfhoaral9RcL0mekkaiam6mialTmidnakTmbawaPfRbbhOcbhoazhiinaiawcj;cbfaofRbbgAce4cbaAceG9R7aOfgO86bbaiadfhiaocefgoak9hmbkkazcefhzaPcefgPad6hsalhHaPad9hmexvkkcbhlasceGmdxikalaxad2fhCdnakTmbcbhHcehsawcjdfhminaral9Rax6mialTmdalaxfhlawaHfRbbhOcbhoamhiinaiawcj;cbfaofRbbgAce4cbaAceG9R7aOfgO86bbaiadfhiaocefgoak9hmbkamcefhmaHcefgHad6hsaHad9hmbkaChlxikcbhocehsinaral9Rax6mdalTmealaxfhlaocefgoad6hsadao9hmbkaChlxdkcbhlasceGTmekc9:hoxikabaqad2fawcjdfakad2z1jjjb8Aawawcjdfakcufad2fadz1jjjb8Aakaqfhqalmbkc9:hoxekcbc99aral9Radcaadca0ESEhokavcj;ebf8Kjjjjbaok;yzeHu8Jjjjjbc;ae9Rgv8Kjjjjbc9:hodnaeci9UgrcHfal0mbcuhoaiRbbgwc;WeGc;Ge9hmbawcsGgDce0mbavc;abfcFecjez:jjjjb8AavcUf9cu83ibavc8Wf9cu83ibavcyf9cu83ibavcaf9cu83ibavcKf9cu83ibavczf9cu83ibav9cu83iwav9cu83ibaialfc9WfhqaicefgwarfhodnaeTmbcmcsaDceSEhkcbhxcbhmcbhDcbhicbhlindnaoaq9nmbc9:hoxikdndnawRbbgrc;Ve0mbavc;abfalarcl4cu7fcsGcitfgPydlhsaPydbhzdnarcsGgPak9pmbavaiarcu7fcsGcdtfydbaxaPEhraPThPdndnadcd9hmbabaDcetfgHaz87ebaHcdfas87ebaHclfar87ebxekabaDcdtfgHazBdbaHclfasBdbaHcwfarBdbkaxaPfhxavc;abfalcitfgHarBdbaHasBdlavaicdtfarBdbavc;abfalcefcsGglcitfgHazBdbaHarBdlaiaPfhialcefhlxdkdndnaPcsSmbamaPfaPc987fcefhmxekaocefhrao8SbbgPcFeGhHdndnaPcu9mmbarhoxekaocvfhoaHcFbGhHcrhPdninar8SbbgOcFbGaPtaHVhHaOcu9kmearcefhraPcrfgPc8J9hmbxdkkarcefhokaHce4cbaHceG9R7amfhmkdndnadcd9hmbabaDcetfgraz87ebarcdfas87ebarclfam87ebxekabaDcdtfgrazBdbarclfasBdbarcwfamBdbkavc;abfalcitfgramBdbarasBdlavaicdtfamBdbavc;abfalcefcsGglcitfgrazBdbaramBdlaicefhialcefhlxekdnarcpe0mbaxcefgOavaiaqarcsGfRbbgPcl49RcsGcdtfydbaPcz6gHEhravaiaP9RcsGcdtfydbaOaHfgsaPcsGgOEhPaOThOdndnadcd9hmbabaDcetfgzax87ebazcdfar87ebazclfaP87ebxekabaDcdtfgzaxBdbazclfarBdbazcwfaPBdbkavaicdtfaxBdbavc;abfalcitfgzarBdbazaxBdlavaicefgicsGcdtfarBdbavc;abfalcefcsGcitfgzaPBdbazarBdlavaiaHfcsGgicdtfaPBdbavc;abfalcdfcsGglcitfgraxBdbaraPBdlalcefhlaiaOfhiasaOfhxxekaxcbaoRbbgzEgAarc;:eSgrfhsazcsGhCazcl4hXdndnazcs0mbascefhOxekashOavaiaX9RcsGcdtfydbhskdndnaCmbaOcefhxxekaOhxavaiaz9RcsGcdtfydbhOkdndnarTmbaocefhrxekaocdfhrao8SbegHcFeGhPdnaHcu9kmbaocofhAaPcFbGhPcrhodninar8SbbgHcFbGaotaPVhPaHcu9kmearcefhraocrfgoc
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var wasm_simd = "b9H79TebbbeKl9Gbb9Gvuuuuueu9Giuuub9Geueuikqbbebeedddilve9Weeeviebeoweuec:q;Aekr;leDo9TW9T9VV95dbH9F9F939H79T9F9J9H229F9Jt9VV7bb8A9TW79O9V9Wt9F9KW9J9V9KW9wWVtW949c919M9MWVbdY9TW79O9V9Wt9F9KW9J9V9KW69U9KW949c919M9MWVblE9TW79O9V9Wt9F9KW9J9V9KW69U9KW949tWG91W9U9JWbvL9TW79O9V9Wt9F9KW9J9V9KWS9P2tWV9p9JtboK9TW79O9V9Wt9F9KW9J9V9KWS9P2tWV9r919HtbrL9TW79O9V9Wt9F9KW9J9V9KWS9P2tWVT949Wbwl79IV9RbDq;t9tqlbzik9:evu8Jjjjjbcz9Rhbcbheincbhdcbhiinabcwfadfaicjuaead4ceGglE86bbaialfhiadcefgdcw9hmbkaec:q:yjjbfai86bbaecitc:q1jjbfab8Piw83ibaecefgecjd9hmbkk;h8JlHud97euo978Jjjjjbcj;kb9Rgv8Kjjjjbc9:hodnadcefal0mbcuhoaiRbbc:Ge9hmbavaialfgrad9Rad;8qbbcj;abad9UhoaicefhldnadTmbaoc;WFbGgocjdaocjd6EhwcbhDinaDae9pmeawaeaD9RaDawfae6Egqcsfgoc9WGgkci2hxakcethmaocl4cifcd4hPabaDad2fhscbhzdnincehHalhOcbhAdninaraO9RaP6miavcj;cbfaAak2fhCaOaPfhlcbhidnakc;ab6mbaral9Rc;Gb6mbcbhoinaCaofhidndndndndnaOaoco4fRbbgXciGPlbedibkaipxbbbbbbbbbbbbbbbbpklbxikaialpbblalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLgQcdp:meaQpmbzeHdOiAlCvXoQrLpxiiiiiiiiiiiiiiiip9ogLpxiiiiiiiiiiiiiiiip8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklbalclfaYpQbfaKc:q:yjjbfRbbfhlxdkaialpbbwalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLpxssssssssssssssssp9ogLpxssssssssssssssssp8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklbalcwfaYpQbfaKc:q:yjjbfRbbfhlxekaialpbbbpklbalczfhlkdndndndndnaXcd4ciGPlbedibkaipxbbbbbbbbbbbbbbbbpklzxikaialpbblalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLgQcdp:meaQpmbzeHdOiAlCvXoQrLpxiiiiiiiiiiiiiiiip9ogLpxiiiiiiiiiiiiiiiip8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklzalclfaYpQbfaKc:q:yjjbfRbbfhlxdkaialpbbwalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLpxssssssssssssssssp9ogLpxssssssssssssssssp8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklzalcwfaYpQbfaKc:q:yjjbfRbbfhlxekaialpbbbpklzalczfhlkdndndndndnaXcl4ciGPlbedibkaipxbbbbbbbbbbbbbbbbpklaxikaialpbblalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLgQcdp:meaQpmbzeHdOiAlCvXoQrLpxiiiiiiiiiiiiiiiip9ogLpxiiiiiiiiiiiiiiiip8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklaalclfaYpQbfaKc:q:yjjbfRbbfhlxdkaialpbbwalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLpxssssssssssssssssp9ogLpxssssssssssssssssp8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklaalcwfaYpQbfaKc:q:yjjbfRbbfhlxekaialpbbbpklaalczfhlkdndndndndnaXco4Plbedibkaipxbbbbbbbbbbbbbbbbpkl8WxikaialpbblalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLgQcdp:meaQpmbzeHdOiAlCvXoQrLpxiiiiiiiiiiiiiiiip9ogLpxiiiiiiiiiiiiiiiip8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgXcitc:q1jjbfpbibaXc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgXcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spkl8WalclfaYpQbfaXc:q:yjjbfRbbfhlxdkaialpbbwalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLpxssssssssssssssssp9ogLpxssssssssssssssssp8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgXcitc:q1jjbfpbibaXc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgXcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spkl8WalcwfaYpQbfaXc:q:yjjbfRbbfhlxekaialpbbbpkl8Walczfhlkaoc;abfhiaocjefak0meaihoaral9Rc;Fb0mbkkdndnaiak9pmbaici4hoinaral9RcK6mdaCaifhXdndndndndnaOaico4fRbbaocoG4ciGPlbedibkaXpxbbbbbbbbbbbbbbbbpklbxikaXalpbblalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLgQcdp:meaQpmbzeHdOiAlCvXoQrLpxiiiiiiiiiiiiiiiip9ogLpxiiiiiiiiiiiiiiiip8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:yjjbfpbbbgYaYpmbbbbbbbbbbbbbbbbaQp5e9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibp9UpmbedilvorzHOACXQLpPaLaQp9spklbalclfaYpQbfaKc:q:yjjbfRbbfhlxdkaXalpbbwalpbbbgQclp:meaQpmbzeHdOiAlCvXoQrLpxssssssssssssssssp9ogLpxssssssssssssssssp8JgQp5b9cjF;8;4;W;G;ab9:9cU1:NgKcitc:q1jjbfpbibaKc:q:
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var detector = new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]);
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var wasmpack = new Uint8Array([32,0,65,2,1,106,34,33,3,128,11,4,13,64,6,253,10,7,15,116,127,5,8,12,40,16,19,54,20,9,27,255,113,17,42,67,24,23,146,148,18,14,22,45,70,69,56,114,101,21,25,63,75,136,108,28,118,29,73,115]);
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if (typeof WebAssembly !== 'object') {
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return {
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supported: false,
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};
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}
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var wasm = WebAssembly.validate(detector) ? wasm_simd : wasm_base;
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var instance;
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var ready =
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WebAssembly.instantiate(unpack(wasm), {})
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.then(function(result) {
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instance = result.instance;
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instance.exports.__wasm_call_ctors();
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});
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function unpack(data) {
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var result = new Uint8Array(data.length);
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for (var i = 0; i < data.length; ++i) {
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var ch = data.charCodeAt(i);
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result[i] = ch > 96 ? ch - 97 : ch > 64 ? ch - 39 : ch + 4;
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}
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var write = 0;
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for (var i = 0; i < data.length; ++i) {
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result[write++] = (result[i] < 60) ? wasmpack[result[i]] : (result[i] - 60) * 64 + result[++i];
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}
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return result.buffer.slice(0, write);
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}
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function decode(fun, target, count, size, source, filter) {
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var sbrk = instance.exports.sbrk;
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var count4 = (count + 3) & ~3;
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var tp = sbrk(count4 * size);
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var sp = sbrk(source.length);
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var heap = new Uint8Array(instance.exports.memory.buffer);
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heap.set(source, sp);
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var res = fun(tp, count, size, sp, source.length);
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if (res == 0 && filter) {
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filter(tp, count4, size);
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}
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target.set(heap.subarray(tp, tp + count * size));
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sbrk(tp - sbrk(0));
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if (res != 0) {
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throw new Error("Malformed buffer data: " + res);
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}
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}
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var filters = {
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NONE: "",
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OCTAHEDRAL: "meshopt_decodeFilterOct",
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QUATERNION: "meshopt_decodeFilterQuat",
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EXPONENTIAL: "meshopt_decodeFilterExp",
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};
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var decoders = {
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ATTRIBUTES: "meshopt_decodeVertexBuffer",
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TRIANGLES: "meshopt_decodeIndexBuffer",
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INDICES: "meshopt_decodeIndexSequence",
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};
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var workers = [];
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var requestId = 0;
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function createWorker(url) {
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var worker = {
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object: new Worker(url),
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pending: 0,
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requests: {}
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};
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worker.object.onmessage = function(event) {
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var data = event.data;
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worker.pending -= data.count;
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worker.requests[data.id][data.action](data.value);
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delete worker.requests[data.id];
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};
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return worker;
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}
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function initWorkers(count) {
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var source =
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"var instance; var ready = WebAssembly.instantiate(new Uint8Array([" + new Uint8Array(unpack(wasm)) + "]), {})" +
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".then(function(result) { instance = result.instance; instance.exports.__wasm_call_ctors(); });" +
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"self.onmessage = workerProcess;" +
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decode.toString() + workerProcess.toString();
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var blob = new Blob([source], {type: 'text/javascript'});
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var url = URL.createObjectURL(blob);
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for (var i = 0; i < count; ++i) {
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workers[i] = createWorker(url);
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}
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URL.revokeObjectURL(url);
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}
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function decodeWorker(count, size, source, mode, filter) {
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var worker = workers[0];
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for (var i = 1; i < workers.length; ++i) {
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if (workers[i].pending < worker.pending) {
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worker = workers[i];
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}
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|
}
|
||
|
|
|
||
|
|
return new Promise(function (resolve, reject) {
|
||
|
|
var data = new Uint8Array(source);
|
||
|
|
var id = requestId++;
|
||
|
|
|
||
|
|
worker.pending += count;
|
||
|
|
worker.requests[id] = { resolve: resolve, reject: reject };
|
||
|
|
worker.object.postMessage({ id: id, count: count, size: size, source: data, mode: mode, filter: filter }, [ data.buffer ]);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function workerProcess(event) {
|
||
|
|
ready.then(function() {
|
||
|
|
var data = event.data;
|
||
|
|
try {
|
||
|
|
var target = new Uint8Array(data.count * data.size);
|
||
|
|
decode(instance.exports[data.mode], target, data.count, data.size, data.source, instance.exports[data.filter]);
|
||
|
|
self.postMessage({ id: data.id, count: data.count, action: "resolve", value: target }, [ target.buffer ]);
|
||
|
|
} catch (error) {
|
||
|
|
self.postMessage({ id: data.id, count: data.count, action: "reject", value: error });
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
return {
|
||
|
|
ready: ready,
|
||
|
|
supported: true,
|
||
|
|
useWorkers: function(count) {
|
||
|
|
initWorkers(count);
|
||
|
|
},
|
||
|
|
decodeVertexBuffer: function(target, count, size, source, filter) {
|
||
|
|
decode(instance.exports.meshopt_decodeVertexBuffer, target, count, size, source, instance.exports[filters[filter]]);
|
||
|
|
},
|
||
|
|
decodeIndexBuffer: function(target, count, size, source) {
|
||
|
|
decode(instance.exports.meshopt_decodeIndexBuffer, target, count, size, source);
|
||
|
|
},
|
||
|
|
decodeIndexSequence: function(target, count, size, source) {
|
||
|
|
decode(instance.exports.meshopt_decodeIndexSequence, target, count, size, source);
|
||
|
|
},
|
||
|
|
decodeGltfBuffer: function(target, count, size, source, mode, filter) {
|
||
|
|
decode(instance.exports[decoders[mode]], target, count, size, source, instance.exports[filters[filter]]);
|
||
|
|
},
|
||
|
|
decodeGltfBufferAsync: function(count, size, source, mode, filter) {
|
||
|
|
if (workers.length > 0) {
|
||
|
|
return decodeWorker(count, size, source, decoders[mode], filters[filter]);
|
||
|
|
}
|
||
|
|
|
||
|
|
return ready.then(function() {
|
||
|
|
var target = new Uint8Array(count * size);
|
||
|
|
decode(instance.exports[decoders[mode]], target, count, size, source, instance.exports[filters[filter]]);
|
||
|
|
return target;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
};
|
||
|
|
})();
|
||
|
|
|
||
|
|
export { MeshoptDecoder };
|