{"id":153256,"date":"2026-01-01T11:12:28","date_gmt":"2026-01-01T09:12:28","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-multimedijnoj-biblioteki-sdl-3-4-0"},"modified":"2026-01-01T11:12:28","modified_gmt":"2026-01-01T09:12:28","slug":"reliz-multimedijnoj-biblioteki-sdl-3-4-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/reliz-multimedijnoj-biblioteki-sdl-3-4-0","title":{"rendered":"Udgivelsen af multimediebiblioteket SDL 3.4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Udgivelsen af SDL 3.4.0 (Simple DirectMedia Layer) er blevet pr\u00e6senteret. Biblioteket er designet til at g\u00f8re det lettere at skrive spil og multimedieapplikationer og tilbyder funktioner som hardwareacceleration af 2D- og 3D-grafik, inputh\u00e5ndtering, lydafspilning og 3D-udgang gennem OpenGL, OpenGL ES, Metal, Direct3D eller Vulkan. Koden er skrevet i C og distribueres under Zlib-licensen. Der tilbydes bindings til at bruge SDL i projekter p\u00e5 forskellige programmeringssprog.     <\/p>\n<p>SDL 3.4.0 er den anden betydelige stabile version i SDL 3.x serien \u2014 den f\u00f8rste stabile version var 3.2.x, og 3.3.x versionen blev positioneret som eksperimentel. De v\u00e6sentligste \u00e6ndringer i SDL 3.4.0 relaterer sig til forbedret kompatibilitet mellem 3D GPU API og API'et til 2D rendering, udvidelse af underst\u00f8ttelsen af byggeri i WebAssembly ved hj\u00e6lp af Emscripten-compiler, forbedret funktionalitet med grafiske tablets og digitale penne, samt indbygget st\u00f8tte til PNG billedformat.        <\/p>\n<p>Blandt de nye funktioner i SDL 3.4.0:  <\/p>\n<ul>\n<li class=\"l\"> Indbygget underst\u00f8ttelse af billeder i PNG-format er tilf\u00f8jet, med funktioner som SDL_LoadPNG(), SDL_LoadPNG_IO(), SDL_SavePNG() og SDL_SavePNG_IO() til r\u00e5dighed. For at bestemme formatet (PNG eller BMP) og indl\u00e6se billeder som overflader, er funktionerne SDL_LoadSurface() og SDL_LoadSurface_IO() blevet tilf\u00f8jet.\n<li class=\"l\"> Funktionen SDL_RotateSurface() er tilf\u00f8jet for at skabe en roteret kopi af en overflade.\n<li class=\"l\"> Funktionen SDL_CreateAnimatedCursor() er tilf\u00f8jet for at skabe farvede animerede mark\u00f8rer, samt indikatoren SDL_HINT_MOUSE_DPI_SCALE_CURSORS for automatisk skalering af mark\u00f8rer i forhold til sk\u00e6rmens skaleringsniveau.\n<li class=\"l\"> Funktionerne SDL_SetWindowProgressState(), SDL_SetWindowProgressValue(), SDL_GetWindowProgressState() og SDL_GetWindowProgressValue() er tilf\u00f8jet for at vise fremskridtene i operationen i applikationens ikon p\u00e5 proceslinjen.\n<li class=\"l\"> Egenskaber til brug af GPU API med \u00e6ldre hardware er blevet tilf\u00f8jet.\n<li class=\"l\"> Egenskaben SDL_PROP_GPU_DEVICE_CREATE_VULKAN_OPTIONS_POINTER og SDL_PROP_GPU_DEVICE_CREATE_VULKAN_REQUIRE_HARDWARE_ACCELERATION_BOOLEA er blevet tilf\u00f8jet for at konfigurere og aktivere Vulkan API'ens funktioner ved oprettelsen af GPU-enheder.\n<li class=\"l\"> Funktionen SDL_GetGPUDeviceProperties() er blevet tilf\u00f8jet for at anmode om oplysninger om GPU'en.\n<li class=\"l\"> Funktionerne SDL_CreateGPURenderer() og SDL_GetGPURendererDevice() er tilf\u00f8jet for at aktivere GPU'en ved 2D-rendering, samt SDL_SetGPURenderStateFragmentUniforms(), SDL_SetGPURenderState() og SDL_DestroyGPURenderState() for at aktivere fragment-shadere ved 2D-rendering.\n<li class=\"l\">  Ved 2D-visualisering med GPU er der implementeret underst\u00f8ttelse af YUV-teksturer og HDR. Underst\u00f8ttelse af teksturer med paletter er tilf\u00f8jet, og der er tilf\u00f8jet funktioner SDL_GetTexturePalette() og SDL_SetTexturePalette() til at arbejde med dem. Funktionerne SDL_GetPixelFormatFromGPUTextureFormat() og SDL_GetGPUTextureFormatFromPixelFormat() er tilf\u00f8jet til konvertering af teksturformater, samt parametrene SDL_PROP_TEXTURE_CREATE_GPU_TEXTURE_POINTER og SDL_PROP_TEXTURE_GPU_TEXTURE_POINTER til at oprette 2D-teksturer fra GPU-teksturer. For at konfigurere teksturer er der tilf\u00f8jet funktioner SDL_RenderTexture9GridTiled(), SDL_GetDefaultTextureScaleMode(), SDL_SetDefaultTextureScaleMode(), SDL_GetRenderTextureAddressMode(), SDL_SetRenderTextureAddressMode().\n<li class=\"l\"> Parameter SDL_SCALEMODE_PIXELART er tilf\u00f8jet for at bruge en algoritme til skalering, der er optimeret til pixelgrafik.\n<li class=\"l\"> H\u00e6ndelserne SDL_EVENT_DISPLAY_USABLE_BOUNDS_CHANGED, SDL_EVENT_SCREEN_KEYBOARD_SHOWN, SDL_EVENT_SCREEN_KEYBOARD_HIDDEN, SDL_EVENT_PINCH_BEGIN, SDL_EVENT_PINCH_UPDATE, SDL_EVENT_PINCH_END og SDL_EVENT_AUDIO_DEVICE_ADDED er implementeret, som aktiveres ved \u00e6ndringer i gr\u00e6nserne, visning\/skjulte af sk\u00e6rmtastatur, sk\u00e6rmbev\u00e6gelser og tilf\u00f8jelse af lydudstyr.\n<li class=\"l\"> Funktionerne SDL_PutAudioStreamDataNoCopy() og SDL_PutAudioStreamPlanarData() er tilf\u00f8jet for mere effektiv behandling af lydstr\u00f8mme.\n<li class=\"l\"> Underst\u00f8ttelse af Nintendo Switch 2 spillecontrollere, der er tilsluttet via USB, er tilf\u00f8jet. Underst\u00f8ttelsen af 8BitDo-, FlyDigi- og Hand Held Legend SInput-controllere er blevet udvidet.\n<li class=\"l\"> For at forbedre funktionen af WebAssembly-applikationer, der er bygget med Emscripten-kompilatoren, er funktionen SDL_SetWindowFillDocument() tilf\u00f8jet og parametrene SDL_WINDOW_FILL_DOCUMENT, SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_CANVAS_ID_STRING og SDL_PROP_WINDOW_CREATE_EMSCRIPTEN_KEYBOARD_ELEMENT_STRING er implementeret.\n<li class=\"l\"> P\u00e5 Linux-platformen er der implementeret underst\u00f8ttelse af atomare operationer ved brug af KMSDRM, aktiveret med ejendom SDL_HINT_KMSDRM_ATOMIC. Parameteren SDL_PROP_DISPLAY_WAYLAND_WL_OUTPUT_POINTER er tilf\u00f8jet for at anmode om wl_output-udstyret, der er associeret med sk\u00e6rmen, i milj\u00f8er baseret p\u00e5 Wayland.      <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64537\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 SDL 3.4.0 (Simple DirectMedia Layer). \u0411\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430 \u043d\u0430\u0446\u0435\u043b\u0435\u043d\u0430 \u043d\u0430 \u0443\u043f\u0440\u043e\u0449\u0435\u043d\u0438\u0435 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0438\u0433\u0440 \u0438 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u044b\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439, \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0442\u0430\u043a\u0438\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438, \u043a\u0430\u043a \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e-\u0443\u0441\u043a\u043e\u0440\u0435\u043d\u043d\u044b\u0439 \u0432\u044b\u0432\u043e\u0434 2D- \u0438 3D-\u0433\u0440\u0430\u0444\u0438\u043a\u0438, \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0432\u0432\u043e\u0434\u0430, \u0432\u043e\u0441\u043f\u0440\u043e\u0438\u0437\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u0437\u0432\u0443\u043a\u0430 \u0438 \u0432\u044b\u0432\u043e\u0434 3D \u0447\u0435\u0440\u0435\u0437 OpenGL, OpenGL ES, Metal, Direct3D \u0438\u043b\u0438 Vulkan. \u041a\u043e\u0434 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 Zlib. \u041f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u043e\u0431\u0432\u044f\u0437\u043a\u0438 \u0434\u043b\u044f [&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-153256","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\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 SDL 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