{"id":55570,"date":"2020-01-23T00:00:00","date_gmt":"2020-01-22T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-2-0"},"modified":"2020-02-18T14:03:42","modified_gmt":"2020-02-18T11:03:42","slug":"intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-2-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-2-0","title":{"rendered":"Intel har sl\u00e4ppt distribuerad ray tracing-motor OSPRay 2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Intel har presenterat<\/a><\/noindex> betydande utgivning av en skalbar 3D-rendering motor OSPRay 2.0<\/a><\/noindex>, avsett f\u00f6r realistisk h\u00f6gkvalitativ visualisering med hj\u00e4lp av str\u00e5lf\u00f6ljning, som \u00e4r l\u00e4mplig f\u00f6r anv\u00e4ndning i interaktiva applikationer. Motorn utvecklas som en del av ett st\u00f6rre projekt Intel Rendering Framework<\/a><\/noindex>, som syftar till utveckling av programvara f\u00f6r visualisering av vetenskapliga ber\u00e4kningar SDVis<\/a><\/noindex> (Software Defined Visualization), inklusive ett bibliotek f\u00f6r str\u00e5lf\u00f6ljning Embree<\/a><\/noindex>, ett system f\u00f6r fotorealistisk rendering GLuRay<\/a><\/noindex>, ett bibliotek f\u00f6r brusreducering p\u00e5 bilder oidn (Open Image Denoise)<\/a><\/noindex> och ett system f\u00f6r programmatisk rasterisering OpenSWR<\/a><\/noindex>. Koden \u00e4r skriven i C++ och publicerades<\/a><\/noindex> \u00e4r licensierad under Apache 2.0.<\/p>\n

OSPRay riktar sig fr\u00e4mst till anv\u00e4ndning i interaktiva applikationer f\u00f6r att rendera scenen i realtid. F\u00f6r simulering av ljusets beteende anv\u00e4nds metoden str\u00e5lf\u00f6ljning<\/a><\/noindex>. Visualisering st\u00f6ds b\u00e5de i volumetrisk form och p\u00e5 plan, fotorealistisk global belysning<\/a><\/noindex> \u0441 \u0443\u0447\u0451\u0442\u043e\u043c \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0441\u0432\u043e\u0439\u0441\u0442\u0432 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432, \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u043d\u044b\u0435 \u044d\u0444\u0444\u0435\u043a\u0442\u044b \u0437\u0430\u0442\u0435\u043d\u0435\u043d\u0438\u044f (\u0442\u0435\u043d\u0438, \u043f\u0440\u043e\u0437\u0440\u0430\u0447\u043d\u043e\u0441\u0442\u044c \u0438 \u0437\u0430\u0442\u0435\u043d\u0435\u043d\u0438\u0435 «Ambient occlusion<\/a><\/noindex>«).<\/p>\n

OSPRay anv\u00e4nder endast CPU-resurser, utan att vara knuten till GPU, vilket g\u00f6r att biblioteket kan anv\u00e4ndas p\u00e5 ett brett spektrum av enheter, fr\u00e5n arbetsstationer till noder i ber\u00e4kningskluster. F\u00f6r att s\u00e4kerst\u00e4lla korrekt prestanda anv\u00e4nds aktivt flertr\u00e5dad bearbetning och vektorisering baserad p\u00e5 SIMD-instruktioner, s\u00e5som Intel SSE4, AVX, AVX2 och AVX-512 (minimikravet f\u00f6r att k\u00f6ra OSPRay \u00e4r st\u00f6d f\u00f6r SSE4.1). <\/p>\n

Rendering kan distribueras \u00f6ver flera noder i klustret (MPI st\u00f6ds), vilket till exempel m\u00f6jligg\u00f6r anv\u00e4ndning av OSPRay f\u00f6r att organisera rendering av bilder med mycket h\u00f6g uppl\u00f6sning p\u00e5 videov\u00e4ggar<\/a><\/noindex>, d\u00e4r en enhetlig bild skapas av en upps\u00e4ttning separata LCD-paneler. Till exempel har arbetet med OSPRay demonstrerats p\u00e5 en sammansatt sk\u00e4rm Stallion<\/a><\/noindex>, \u0441\u043a\u043e\u043c\u043f\u043e\u043d\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u0438\u0437 80 30-\u0434\u044e\u0439\u043c\u043e\u0432\u044b\u0445 \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u043e\u0432 (\u043e\u0431\u0449\u0435\u0435 \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u0438\u0435 40960×8000 \u0438\u043b\u0438 328 \u043c\u0435\u0433\u0430\u043f\u0438\u043a\u0441\u0435\u043b\u0435\u0439) \u0438 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u043e\u043c \u0438\u0437 40 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432 \u0441 6-\u044f\u0434\u0435\u0440\u043d\u044b\u043c\u0438 CPU \u043d\u0430 \u0431\u0430\u0437\u0435 \u043c\u0438\u043a\u0440\u043e\u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b Intel Sandy Bridge. <\/p>\n

\"Intel<\/a><\/noindex><\/center><\/p>\n

En betydande f\u00f6r\u00e4ndring av versionsnumret beror p\u00e5 en omfattande omarbetning av API:et, inklusive \u00e4ndringar som bryter kompatibiliteten (f\u00f6r att underl\u00e4tta \u00f6verg\u00e5ngen till det nya API:et har en mjukvarubiblioteksniv\u00e5 f\u00f6reslagits som mjukar upp migreringen) och tillhandah\u00e5llande av nya geometriska typer. St\u00f6d f\u00f6r Open VKL (Open Volume Kernel Library) har lagts till f\u00f6r volymrendering. M\u00f6jligheten att ansluta har realiserats en modul<\/a><\/noindex> f\u00f6r att d\u00e4mpa brus p\u00e5 bilden. Biblioteket ospcommon och modulen f\u00f6r att st\u00f6dja MPI har flyttats till separata arkiv.<\/p>\n

\"Intel<\/a><\/noindex><\/center>
\n
\"Intel<\/a><\/noindex><\/center>
\n
\"Intel<\/a><\/noindex><\/center><\/p>\n

<\/a><\/noindex><\/p>\n

K\u00e4lla: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u0432\u0438\u0436\u043a\u0430 3D-\u0440\u0435\u043d\u0434\u0435\u0440\u0438\u043d\u0433\u0430 OSPRay 2.0, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \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, \u043f\u0440\u0438\u0433\u043e\u0434\u043d\u043e\u0439 \u0434\u043b\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432 \u0438\u043d\u0442\u0435\u0440\u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445. \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, […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-55570","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Intel har sl\u00e4ppt OSPRay 2.0, en motor f\u00f6r distribuerad str\u00e5lningssp\u00e5rning | ProHoster","description":"Intel har lanserat en betydande version av den skalbara 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