{"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\/pl\/blog\/news\/intel-vypustil-dvizhok-raspredelyonnoj-trassirovki-luchej-ospray-2-0","title":{"rendered":"Intel wypu\u015bci\u0142 silnik rozproszonego \u015bledzenia promieni OSPRay 2.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Firma Intel przedstawi\u0142a<\/a><\/noindex> znacz\u0105ce wydanie skalowalnego silnika renderuj\u0105cego 3D OSPRay 2.0<\/a><\/noindex>, zaprojektowanego do realistycznej wysokiej jako\u015bci wizualizacji metod\u0105 \u015bledzenia promieni, odpowiedniej do zastosowa\u0144 w interaktywnych aplikacjach. Silnik rozwija si\u0119 w ramach wi\u0119kszego projektu Intel Rendering Framework<\/a><\/noindex>, kt\u00f3rego celem jest opracowanie narz\u0119dzi do oprogramowywania wizualizacji oblicze\u0144 naukowych SDVis<\/a><\/noindex> (Software Defined Visualization), obejmuj\u0105cych bibliotek\u0119 \u015bledzenia promieni Embree<\/a><\/noindex>, system fotorealistycznego rysowania GLuRay<\/a><\/noindex>, bibliotek\u0119 do redukcji szum\u00f3w na obrazach oidn (Open Image Denoise)<\/a><\/noindex> i system oprogramowanej rastrowania OpenSWR<\/a><\/noindex>. Kod napisany jest w j\u0119zyku C++ i opublikowano<\/a><\/noindex> na licencji Apache 2.0.<\/p>\n

OSPRay jest g\u0142\u00f3wnie ukierunkowany na zastosowanie w interaktywnych aplikacjach do renderowania scen w czasie rzeczywistym. Do symulacji zachowania \u015bwiat\u0142a stosowana jest metoda \u015bledzenia \u015bcie\u017cek<\/a><\/noindex>. Obs\u0142ugiwana jest wizualizacja w obj\u0119to\u015bci i na p\u0142aszczy\u017anie, fotorealistyczne globalne o\u015bwietlenie<\/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 wykorzystuje wy\u0142\u0105cznie mo\u017cliwo\u015bci CPU, nie uzale\u017cniaj\u0105c si\u0119 od GPU, co pozwala na zastosowanie biblioteki na szerokim zakresie urz\u0105dze\u0144, od stacji roboczych do w\u0119z\u0142\u00f3w w klastrach obliczeniowych. Aby zapewni\u0107 odpowiedni\u0105 wydajno\u015b\u0107, aktywnie stosowane s\u0105 wielow\u0105tkowo\u015b\u0107 i wektoryzacja w oparciu o instrukcje SIMD, takie jak Intel SSE4, AVX, AVX2 i AVX-512 (do dzia\u0142ania OSPRay wymagane jest co najmniej wsparcie SSE4.1). <\/p>\n

Renderowanie mo\u017ce by\u0107 roz\u0142o\u017cone na kilka w\u0119z\u0142\u00f3w klastra (wspierane MPI), co na przyk\u0142ad pozwala na u\u017cycie OSPRay do organizacji renderowania obrazu o bardzo wysokiej rozdzielczo\u015bci na \u015bcianach wideo<\/a><\/noindex>, gdzie jedno obraz tworzone jest przez zestaw oddzielnych paneli LCD. Na przyk\u0142ad, dzia\u0142anie OSPRay zosta\u0142o zaprezentowane na sk\u0142adanym ekranie 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

Znacz\u0105ca zmiana numeru wersji jest wynikiem du\u017cej przebudowy API, w tym wprowadzenia zmian, kt\u00f3re \u0142ami\u0105 zgodno\u015b\u0107 (w celu uproszczenia przej\u015bcia na nowe API zaproponowano bibliotek\u0119 po\u015bredni\u0105, u\u0142atwiaj\u0105c\u0105 migracj\u0119) oraz wprowadzenia nowych typ\u00f3w geometrycznych. Dodano wsparcie dla Open VKL (Open Volume Kernel Library) do renderowania obj\u0119to\u015bciowego. Zrealizowano mo\u017cliwo\u015b\u0107 pod\u0142\u0105czenia modu\u0142u<\/a><\/noindex> w celu t\u0142umienia szum\u00f3w na obrazie. W oddzielne repozytoria wyodr\u0119bniono bibliotek\u0119 ospcommon oraz modu\u0142 do wsparcia MPI.<\/p>\n

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

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

\u0179r\u00f3d\u0142o: 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\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 wyda\u0142 silnik rozproszonego \u015bledzenia promieni OSPRay 2.0 | ProHoster","description":"Firma Intel zaprezentowa\u0142a znacz\u0105ce wydanie skalowalnego silnika renderowania 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