{"id":75813,"date":"2020-03-28T19:42:24","date_gmt":"2020-03-28T17:42:24","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/collabora-razvivaet-nadstrojku-dlya-raboty-opencl-i-opengl-poverh-directx"},"modified":"2020-03-28T19:42:24","modified_gmt":"2020-03-28T17:42:24","slug":"collabora-razvivaet-nadstrojku-dlya-raboty-opencl-i-opengl-poverh-directx","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/collabora-razvivaet-nadstrojku-dlya-raboty-opencl-i-opengl-poverh-directx","title":{"rendered":"A Collabora kifejleszt egy b\u0151v\u00edtm\u00e9nyt az OpenCL \u00e9s OpenGL DirectX feletti m\u0171k\u00f6d\u00e9s\u00e9hez.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Collabora c\u00e9g bemutatta<\/a><\/noindex> \u00daj Gallium-illeszt\u0151program a Mesa sz\u00e1m\u00e1ra, amely egy r\u00e9teget val\u00f3s\u00edt meg az OpenCL 1.2 \u00e9s OpenGL 3.3 API-k DirectX 12 (D3D12) t\u00e1mogat\u00e1s\u00e1n alapul\u00f3 illeszt\u0151programok felett val\u00f3 m\u0171k\u00f6d\u00e9s\u00e9hez. K\u00f3d megjelent<\/a><\/noindex> MIT licenc alatt \u00e1ll.<\/p>\n

A javasolt illeszt\u0151program lehet\u0151v\u00e9 teszi a Mesa haszn\u00e1lat\u00e1t olyan eszk\u00f6z\u00f6k\u00f6n, amelyek kezdetben nem t\u00e1mogatt\u00e1k az OpenCL-t \u00e9s az OpenGL-t, valamint kiindul\u00e1si alapk\u00e9nt szolg\u00e1l az OpenGL\/OpenCL-alkalmaz\u00e1sok D3D12 feletti portol\u00e1s\u00e1hoz. A GPU-gy\u00e1rt\u00f3k sz\u00e1m\u00e1ra a rendszer lehet\u0151s\u00e9get ad arra, hogy OpenCL \u00e9s OpenGL t\u00e1mogat\u00e1st ny\u00fajtsanak, ha csak D3D12-t t\u00e1mogat\u00f3 illeszt\u0151programok \u00e1llnak rendelkez\u00e9sre. <\/p>\n

A k\u00f6zelj\u00f6v\u0151 tervei k\u00f6z\u00f6tt szerepel az OpenCL 1.2 \u00e9s OpenGL 3.3 kompatibilit\u00e1si tesztjeinek teljes\u00edt\u00e9se, az alkalmaz\u00e1sokkal val\u00f3 kompatibilit\u00e1s ellen\u0151rz\u00e9se \u00e9s a fejleszt\u00e9sek integr\u00e1l\u00e1sa a Mesa f\u0151 \u00f6sszet\u00e9tel\u00e9be. A fejleszt\u00e9s a Microsoft m\u00e9rn\u00f6keivel egy\u00fctt zajlik, akik a ny\u00edlt<\/a><\/noindex> eszk\u00f6zk\u00e9szlet D3D11On12<\/a><\/noindex> megold\u00e1s\u00e9rt felel\u0151s, amely lehet\u0151v\u00e9 teszi a j\u00e1t\u00e9kok \u00e1tkonvert\u00e1l\u00e1s\u00e1t D3D11-r\u0151l D3D12-re, \u00e9s a D3D12TranslationLayer<\/a><\/noindex>, amely a D3D12 felett val\u00f3s\u00edtja meg az alap grafikai primit\u00edveket. <\/p>\n

A megval\u00f3s\u00edt\u00e1s mag\u00e1ban foglalja a Gallium-illeszt\u0151programot, az OpenCL ford\u00edt\u00f3t, az OpenCL futtat\u00f3k\u00f6rnyezetet \u00e9s a NIR-to-DXIL \u00e1rny\u00e9kol\u00f3 ford\u00edt\u00f3t, amely a Mesa-ban alkalmazott NIR k\u00f6ztes represent\u00e1ci\u00f3t \u00e1tford\u00edtja a DirectX 12 \u00e1ltal t\u00e1mogatott DXIL (DirectX Intermediate Language) form\u00e1tumba, amely az LLVM 3.7 bitk\u00f3dj\u00e1n alapul (DirectX Shader Compiler<\/a><\/noindex> a Microsoft-t\u00f3l, amely l\u00e9nyeg\u00e9ben egy kib\u0151v\u00edtett LLVM 3.7 \u00e1gazat). Az OpenCL ford\u00edt\u00f3 az LLVM projekten \u00e9s eszk\u00f6zk\u00e9szleten alapul. SPIRV-LLVM<\/a><\/noindex>.<\/p>\n

Az OpenCL kiterjeszt\u00e9sekkel rendelkez\u0151 forr\u00e1sk\u00f3dok a clang seg\u00edts\u00e9g\u00e9vel LLVM-f\u00e9le k\u00f6ztes pszeudok\u00f3dra (LLVM IR) ford\u00edt\u00f3dnak, amelyet ezut\u00e1n SPIR-V form\u00e1tum\u00fa OpenCL-yderek k\u00f6ztes reprezent\u00e1ci\u00f3j\u00e1ra alak\u00edtanak. A SPIR-V-ben l\u00e9v\u0151 magokat a Mesa-n kereszt\u00fcl tov\u00e1bb\u00edtj\u00e1k, \u00e1tkonvert\u00e1lj\u00e1k NIR form\u00e1tumba, optimaliz\u00e1lj\u00e1k, \u00e9s \u00e1tadj\u00e1k a NIR-to-DXIL-nek a DXIL form\u00e1tum\u00fa sz\u00e1m\u00edt\u00e1si \u00e1rny\u00e9kol\u00f3k gener\u00e1l\u00e1s\u00e1ra, amelyek a DirectX 12-alap\u00fa GPU-kon futtathat\u00f3k.
\nA Clover helyett, amelyet a Mesa OpenCL-implement\u00e1ci\u00f3j\u00e1ban alkalmaztak, \u00faj OpenCL futtat\u00f3k\u00f6rnyezetet javasolnak, amely lehet\u0151v\u00e9 teszi, hogy t\u00f6bb k\u00f6zvetlen \u00e1talak\u00edt\u00e1st v\u00e9gezzen a DirectX 12 API-ba.<\/p>\n

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

Az OpenCL \u00e9s OpenGL illeszt\u0151programokat a Mesa \u00e1ltal ny\u00fajtott Gallium interf\u00e9sz felhaszn\u00e1l\u00e1s\u00e1val k\u00e9sz\u00edtett\u00e9k, lehet\u0151v\u00e9 t\u00e9ve az illeszt\u0151programok l\u00e9trehoz\u00e1sa sor\u00e1n, hogy ne mer\u00fclj\u00f6n el az OpenGL-re jellemz\u0151 r\u00e9szletekben, \u00e9s az OpenGL h\u00edv\u00e1sokat a modern GPU-k \u00e1ltal kezelhet\u0151 grafikai primit\u00edvekhez k\u00f6zel\u00e1ll\u00f3 entit\u00e1sokra ford\u00edts\u00e1k. A Gallium-illeszt\u0151program az OpenGL parancsokat fogadja, a NIR-to-DXIL ford\u00edt\u00f3 bevon\u00e1s\u00e1val.
\nparancsbufereket k\u00e9pez, amelyeket a GPU-n hajtanak v\u00e9gre a D3D12 drivert haszn\u00e1lva.<\/p>\n

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

Forr\u00e1s: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Collabora \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u043e\u0432\u044b\u0439 Gallium-\u0434\u0440\u0430\u0439\u0432\u0435\u0440 \u0434\u043b\u044f Mesa, \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u044e\u0449\u0438\u0439 \u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0443 \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b API OpenCL 1.2 \u0438 OpenGL 3.3 \u043f\u043e\u0432\u0435\u0440\u0445 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u0432 \u0441 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 DirectX 12 (D3D12). \u041a\u043e\u0434 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 MIT. \u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0439 \u0434\u0440\u0430\u0439\u0432\u0435\u0440 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c Mesa \u043d\u0430 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445, \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e \u043d\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0445 OpenCL \u0438 OpenGL, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0441\u0442\u0430\u0440\u0442\u043e\u0432\u043e\u0439 \u043f\u043e\u0437\u0438\u0446\u0438\u0438 \u0434\u043b\u044f \u043f\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f OpenGL\/OpenCL-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e\u0432\u0435\u0440\u0445 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