{"id":111924,"date":"2023-12-02T15:10:34","date_gmt":"2023-12-02T13:10:34","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/pervyj-vypusk-multimedijnoj-biblioteki-ldl-c-podderzhkoj-staryh-sistem"},"modified":"2023-12-02T15:10:34","modified_gmt":"2023-12-02T13:10:34","slug":"pervyj-vypusk-multimedijnoj-biblioteki-ldl-c-podderzhkoj-staryh-sistem","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/pervyj-vypusk-multimedijnoj-biblioteki-ldl-c-podderzhkoj-staryh-sistem","title":{"rendered":"Prvn\u00ed vyd\u00e1n\u00ed multimedi\u00e1ln\u00ed knihovny LDL s podporou star\u0161\u00edch syst\u00e9m\u016f.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>P\u0159edstavuji v\u00e1m svou prvn\u00ed verzi multimedi\u00e1ln\u00ed knihovny <a rel=\"nofollow\" href=\"https:\/\/github.com\/JordanCpp\/Lib-LDL\">Little DirectMedia Layer<\/a>, zkr\u00e1cen\u011b LDL.<\/p>\n<p><\/noindex><noindex><\/p>\n<p>Knihovna je napsan\u00e1 ve standardu C++ 98, co\u017e umo\u017e\u0148uje jej\u00ed kompilaci od Visual C++ 6.0. K\u00f3d je distribuov\u00e1n podle podm\u00ednek Boost Software License 1.0. Nicm\u00e9n\u011b, knihovna neomezuje program\u00e1tory v v\u00fdb\u011bru standardu jazyka C++, program\u00e1tor m\u016f\u017ee pou\u017e\u00edvat jak\u00fdkoliv modern\u00ed standard jazyka. Dr\u017e\u00edm se filozofie downgrade \u2013 to je pou\u017e\u00edv\u00e1n\u00ed star\u00fdch za\u0159\u00edzen\u00ed a softwaru v ka\u017edodenn\u00edm \u017eivot\u011b, kdy\u017e spole\u010dnosti nepodporuj\u00ed sv\u00e9 vlastn\u00ed 'zastaral\u00e9' opera\u010dn\u00ed syst\u00e9my nebo za\u0159\u00edzen\u00ed, zvy\u0161uj\u00edc\u00ed s ka\u017edou novou verz\u00ed sv\u00e9ho produktu syst\u00e9mov\u00e9 po\u017eadavky, nebo ukon\u010duj\u00ed podporu za\u0159\u00edzen\u00ed. Miliardy za\u0159\u00edzen\u00ed po cel\u00e9m sv\u011bt\u011b ka\u017edou sekundu zpracov\u00e1vaj\u00ed miliardy instrukc\u00ed neoptimalizovan\u00e9ho k\u00f3du.<\/p>\n<p>Tento rok jsem vystoupil na konferenci C++ 2023 s p\u0159edn\u00e1\u0161kou <a rel=\"nofollow\" href=\"https:\/\/cppconf.ru\/talks\/16ef41e0e5ec48bfb25b36f8b2a0b540\/?referer=\/persons\/57e87424c4da4f77b7b41f6829b5b333\/?version=2023\">\u00bbDop\u0159edu do minulosti, nebo Vyv\u00edj\u00edme framework pro Windows 95 v roce 2023\u00ab<\/a>.<\/p>\n<p><\/noindex><\/p>\n<p>Sv\u00fdm projektem chci dok\u00e1zat, \u017ee star\u00fd hardware m\u016f\u017ee st\u00e1le b\u00fdt u\u017eite\u010dn\u00fd a nen\u00ed jej t\u0159eba hned vy\u0159azovat. Na star\u00fdch technologi\u00edch, p\u0159\u00edstupech a za\u0159\u00edzen\u00edch je n\u011bco fascinuj\u00edc\u00edho, a nav\u00edc je to v\u00fdzva v\u016f\u010di nov\u00fdm knihovn\u00e1m a program\u016fm.<\/p>\n<p>Na za\u010d\u00e1tku v\u00fdvojov\u00e9ho procesu jsem ani nep\u0159edpokl\u00e1dal, \u017ee by tato knihovna mohla existovat. Ale p\u0159i praktick\u00e9 realizaci prototypu, p\u0159id\u00e1vaj\u00edc\u00ed \u0159\u00e1dek za \u0159\u00e1dkem do z\u00e1klad\u016f budouc\u00ed knihovny, jsem se utvrdil v mo\u017enosti jej\u00edho vzniku a praktick\u00e9ho vyu\u017eit\u00ed.<\/p>\n<p>Shrnuto, je mo\u017en\u00e9 ps\u00e1t rychl\u00e9 programy, sta\u010d\u00ed vyu\u017e\u00edt znalosti star\u00fdch.<\/p>\n<p>Funkce knihovny:<\/noindex> <\/p>\n<ul>\n<li>podpora Linux Debian 3 a vy\u0161\u0161\u00edch (zaji\u0161t\u011bna nativn\u00ed sestaven\u00ed); <\/li>\n<li>podpora Windows 95 \u2013 Windows 11; <\/li>\n<li>jednoduch\u00e9 API pro pr\u00e1ci s 2D grafikou; <\/li>\n<li>na\u010d\u00edt\u00e1n\u00ed mnoha grafick\u00fdch form\u00e1t\u016f (bmp, png, tga, jpg); <\/li>\n<li>k\u0159\u00ed\u017eov\u00e1 platformn\u00ed API nad okny a ud\u00e1lostmi OS; <\/li>\n<li>pro hardwarov\u00e9 akcelerace grafiky se pou\u017e\u00edv\u00e1 OpenGL 1.2 a <\/li>\n<li>OpenGL 3.3, existuje podpora pro zpracov\u00e1n\u00ed grafiky pouze na CPU, pokud chyb\u00ed hardwarov\u00e1 akcelerace; <\/li>\n<li>renderov\u00e1n\u00ed m\u016f\u017ee b\u00fdt vybr\u00e1no dynamicky p\u0159i na\u010d\u00edt\u00e1n\u00ed aplikace; <\/li>\n<li>jednotn\u00e9 API pro v\u0161echny syst\u00e9my \u2013 napi\u0161 jednou a kompiluj v\u0161ude! <\/li>\n<li>p\u0159ehr\u00e1v\u00e1n\u00ed zvuku; <\/li>\n<li>dynamick\u00e9 a statick\u00e9 linkov\u00e1n\u00ed. <\/li>\n<\/ul>\n<p>Pl\u00e1ny do budoucna: <\/p>\n<ul>\n<li>streamov\u00e1n\u00ed zvuku; <\/li>\n<li>v\u00fdstup textu s podporou knihovny freetype; <\/li>\n<li>dodate\u010dn\u00e9 rendery Direct3D 9, 10, 11; <\/li>\n<li>API pro pr\u00e1ci s proudy; <\/li>\n<li>vstavan\u00e1 podpora API pro pr\u00e1ci se s\u00edt\u00ed; <\/li>\n<li>portov\u00e1n\u00ed frameworku na jin\u00e9 platformy: Android, iOS, MacOS. <\/li>\n<\/ul>\n<p>Odkazy: <\/p>\n<ul>\n<li><a rel=\"nofollow\" href=\"https:\/\/github.com\/JordanCpp\/Lib-LDL\">Rep\u043e\u0437\u0438\u0442\u00e1\u0159 projektu s popisem sestaven\u00ed<\/a> <\/li>\n<li><a rel=\"nofollow\" href=\"https:\/\/github.com\/JordanCpp\/Lib-LDL\/tree\/master\/Examples\">P\u0159\u00edklady program\u016f<\/a> <\/li>\n<li><a rel=\"nofollow\" href=\"https:\/\/squidex.jugru.team\/api\/assets\/srm\/25e4ec7f-9634-4d2d-94dd-5397c4eeea9a\/zoshuk-.pdf\">Prezentace zpr\u00e1vy<\/a> <\/li>\n<li><a rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/forum\/development\/17277698\">P\u0159edchoz\u00ed diskuse na LORu<\/a> <\/li>\n<\/ul>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/17439175\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e \u0412\u0430\u0448\u0435\u043c\u0443 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u044e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u0443\u044e \u043c\u043d\u043e\u0439 \u043f\u0435\u0440\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Little DirectMedia Layer, \u0441\u043e\u043a\u0440\u0430\u0449\u0451\u043d\u043d\u043e LDL. \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0430 \u043d\u0430 \u0421++ 98 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430, \u0447\u0442\u043e \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043a\u043e\u043c\u043f\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0435\u0435 \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 Visual C++ 6.0. \u041a\u043e\u0434 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043d\u0430 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445 Boost Software License 1.0. \u041d\u043e \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043d\u0435 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0432\u0430\u0435\u0442 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0441\u0442\u043e\u0432 \u0432 \u0432\u044b\u0431\u043e\u0440\u0435 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 \u044f\u0437\u044b\u043a\u0430 C++, \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0441\u0442 \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043b\u044e\u0431\u043e\u0439 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0439 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442 \u044f\u0437\u044b\u043a\u0430. \u042f [&hellip;]<\/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-111924","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e \u0412\u0430\u0448\u0435\u043c\u0443 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u044e \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u0443\u044e \u043c\u043d\u043e\u0439 \u043f\u0435\u0440\u0432\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u043e\u0439 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Little DirectMedia 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