{"id":110971,"date":"2023-10-20T03:10:14","date_gmt":"2023-10-20T01:10:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-3-0"},"modified":"2023-10-20T03:10:14","modified_gmt":"2023-10-20T01:10:15","slug":"intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-3-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-3-0","title":{"rendered":"Intel on v\u00e4lja andnud OSPRay 3.0 hajutatud kiirte trace 'i mootori.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Intel on avalikustanud skaleeritava 3D-renderdamise mootori OSPRay 3.0, mis on m\u00f5eldud realistlikuks kvaliteetseks visualiseerimiseks kiirteefotograafia meetodil. Mootor areneb osana suuremast projektist Intel Rendering Framework, mille eesm\u00e4rk on v\u00e4lja t\u00f6\u00f6tada teaduslike arvutuste programmivisualiseerimise vahendeid SDVis (Software Defined Visualization), sealhulgas Embree kiirteefotograafia raamatukogu, GLuRay fotorealistliku renderdamise s\u00fcsteem, oidn (Open Image Denoise) pildim\u00fcra eemaldamise raamatukogu ja OpenSWR programmiline rasterdamiss\u00fcsteem. Kood on kirjutatud C++ keeles ja avaldatud Apache 2.0 litsentsi all.    <\/p>\n<p>OSPRay on suunatud peamiselt interaktiivsetes rakendustes stseenide reaalajas renderdamiseks. Valguse k\u00e4itumise simuleerimiseks kasutatakse teede j\u00e4lgimise meetodit. Toetatakse visualiseerimist nii mahtudes kui ka tasapindadel, fotorealistlikku globaalset valgustust koos materjalide f\u00fc\u00fcsikaliste omaduste arvestamisega ning t\u00e4iendavaid varjusid (vari, l\u00e4 transparency ja keskkonna varjutamine).    <\/p>\n<p>OSPRay saab t\u00f6\u00f6tada ilma GPU s\u00f5ltuvuseta, mis v\u00f5imaldab raamatukogu kasutada laias valikus seadmetel, alates t\u00f6\u00f6jaamadest kuni arvutustehnikaklastri s\u00f5lmedeni. Vajaliku j\u00f5udluse tagamiseks kasutatakse aktiivselt mitme l\u00f5ime t\u00f6\u00f6tlemist ja vektoreerimist SIMD k\u00e4skude alusel, nagu Intel SSE4, AVX, AVX2 ja AVX-512 (OSPRay t\u00f6\u00f6ks on v\u00e4hemalt vajalik SSE4.1 tugi).     <\/p>\n<p>Renderdamine saab olla jaotatud mitme klastris\u00f5lme vahel (toetatakse MPI), mis v\u00f5imaldab n\u00e4iteks kasutada OSPRay\u2019d piltide renderdamiseks v\u00e4ga k\u00f5rge eraldusv\u00f5imega videoseintel, kus \u00fchtne pilt moodustatakse eraldi LCD-paneelide kogumist. N\u00e4iteks on OSPRay t\u00f6\u00f6 demonstreeritud Stallioni koost\u00f6\u00f6s, mis koosneb 80 30-tollisest monitorist (kogueraldusv\u00f5ime 40960\u00d78000 ehk 328 megapikslit) ja mille teenindamiseks on klaster 40. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/server\/\"   title=\"serverid\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1698\">serverid<\/a> 6-tuumalise CPU-ga, mis p\u00f5hineb Intel Sandy Bridge mikroarhitektuuril.     <\/p>\n<p>Lisatud muudatuste hulgas:  <\/p>\n<ul>\n<li class=\"l\"> Eksperimentaalne v\u00f5imalus kasutada Intel Xe GPU-d (Intel Arc Flex ja Max seeria) kiirendatud kiirte j\u00e4lgimise jaoks on teostatud (varasemates OSPRay versioonides teostati kiirte j\u00e4lgimine ainult CPU-l). GPU toetus on teostatud SYCL kihina, mis v\u00f5imaldab luua heterogeenseid rakendusi C++ keeles (DPC++ \u2014 Data Parallel C++). Mitte k\u00f5ik renderdamise v\u00f5imalused ei ole veel uue seadme \"gpu\" kasutamisel saadaval; n\u00e4iteks ei toetata veel l\u00f5ikamist, blurimist ja sujuvate pinnaosade (Subdivision) segmenteeritud loomist.\n<li class=\"l\"> Lisatud on ebamugav geomeetria indekseerimine pol\u00fcgoonv\u00f5rgus.\n<li class=\"l\"> Lisatud on tugi ajutiste puhversalvestite omandi\u00fclekandele.\n<li class=\"l\"> MPI mooduli optimeerimine, teostatud t\u00e4nu uuele integreeritud t\u00f6\u00f6riistade komplektile, mis j\u00e4lgib j\u00f5udlust.\n<li class=\"l\"> SciVis renderduses on optimeeritud gradientne t\u00e4itmine.\n<li class=\"l\"> API-s on tehtud muudatusi, mis rikuvad \u00fchilduvust. Vananenud parameetrite ja kutsungite tugi on l\u00f5petatud.\n<li class=\"l\"> Minimaalsetele s\u00f5ltuvuste versioonidele on t\u00f5stetud n\u00f5uded: Embree 4.3.0, Open VKL 2.0.0, Open Image Denoise 2.1.0, ISPC 1.21.1 ja rkcommon v1.12.0.    <\/ul>\n<p>    <center><img decoding=\"async\" alt=\"Intel on v\u00e4lja andnud OSPRay 3.0 hajutatud kiirte trace &#039;i mootori.\" src=\"\/wp-content\/uploads\/2023\/10\/231e8ac1eb209bfe04aadf3f86611bc1.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center>    <center><img decoding=\"async\" alt=\"Intel on v\u00e4lja andnud OSPRay 3.0 hajutatud kiirte trace &#039;i mootori.\" src=\"\/wp-content\/uploads\/2023\/10\/64f5e6fa1b9a5e6defd45034bcfc3b33.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/center><br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59958\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u044b\u0439 \u0434\u0432\u0438\u0436\u043e\u043a 3D-\u0440\u0435\u043d\u0434\u0435\u0440\u0438\u043d\u0433\u0430 OSPRay 3.0, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u0440\u0435\u0430\u043b\u0438\u0441\u0442\u0438\u0447\u043d\u043e\u0439 \u0432\u044b\u0441\u043e\u043a\u043e\u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0439 \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043c\u0435\u0442\u043e\u0434\u043e\u043c \u0442\u0440\u0430\u0441\u0441\u0438\u0440\u043e\u0432\u043a\u0438 \u043b\u0443\u0447\u0435\u0439. \u0414\u0432\u0438\u0436\u043e\u043a \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u0447\u0430\u0441\u0442\u044c \u0431\u043e\u043b\u0435\u0435 \u043a\u0440\u0443\u043f\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Intel Rendering Framework, \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u043d\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0439 \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043d\u0430\u0443\u0447\u043d\u044b\u0445 \u0440\u0430\u0441\u0447\u0451\u0442\u043e\u0432 SDVis (Software Defined Visualization), \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0438\u0445 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 \u0442\u0440\u0430\u0441\u0441\u0438\u0440\u043e\u0432\u043a\u0438 \u043b\u0443\u0447\u0435\u0439 Embree, \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0444\u043e\u0442\u043e\u0440\u0435\u0430\u043b\u0438\u0441\u0442\u0438\u0447\u043d\u043e\u0439 \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u043a\u0438 GLuRay, \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 \u0434\u043b\u044f \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0448\u0443\u043c\u043e\u0432 \u043d\u0430 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f\u0445 oidn (Open [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":110972,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-110971","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" 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