section 3 · Library functions 📚

S (continued)

• SDL_TimerCallback(3type)Function prototype for the millisecond timer callback function.✨
• SDL_TimerID(3type)Definition of the timer ID type.✨
• SDL_TimeToDateTime(3)Converts an SDL_Time in nanoseconds since the epoch to a calendar time in the SDL_DateTime format.✨
• SDL_TimeToWindows(3)Converts an SDL time into a Windows FILETIME (100-nanosecond intervals since January 1, 1601).✨
• SDL_TLSDestructorCallback(3type)The callback used to cleanup data passed to SDL_SetTLS.✨
• SDL_TLSID(3type)Thread local storage ID.✨
• SDL_tolower(3)Convert low-ASCII English letters to lowercase.✨
• SDL_TOUCH_MOUSEID(3)The SDL_MouseID for mouse events simulated with touch input.✨
• SDL_TouchDeviceType(3type)An enum that describes the type of a touch device.✨
• SDL_TouchFingerEvent(3type)Touch finger event structure (event.tfinger.*)✨
• SDL_TouchID(3type)A unique ID for a touch device.✨
• SDL_toupper(3)Convert low-ASCII English letters to uppercase.✨
• SDL_TransferCharacteristics(3type)Colorspace transfer characteristics.✨
• SDL_Tray(3type)An opaque handle representing a toplevel system tray object.✨
• SDL_TrayCallback(3type)A callback that is invoked when a tray entry is selected.✨
• SDL_TrayEntry(3type)An opaque handle representing an entry on a system tray object.✨
• SDL_TrayEntryFlags(3type)Flags that control the creation of system tray entries.✨
• SDL_TrayMenu(3type)An opaque handle representing a menu/submenu on a system tray object.✨
• SDL_TriggerBreakpoint(3)Attempt to tell an attached debugger to pause.✨
• SDL_trunc(3)Truncate x to an integer.✨
• SDL_truncf(3)Truncate x to an integer.✨
• SDL_TRY_ACQUIRE(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_TRY_ACQUIRE_SHARED(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_TryLockMutex(3)Try to lock a mutex without blocking.✨
• SDL_TryLockRWLockForReading(3)Try to lock a read/write lock _for reading_ without blocking.✨
• SDL_TryLockRWLockForWriting(3)Try to lock a read/write lock _for writing_ without blocking.✨
• SDL_TryLockSpinlock(3)Try to lock a spin lock by setting it to a non- zero value.✨
• SDL_TryWaitSemaphore(3)See if a semaphore has a positive value and decrement it if it does.✨
• SDL_TTF_MAJOR_VERSION(3)Printable format: "%d.%d.%d", MAJOR, MINOR, MICRO✨
• SDL_TTF_VERSION(3)This is the version number macro for the current SDL_ttf version.✨
• SDL_TTF_VERSION_ATLEAST(3)This macro will evaluate to true if compiled with SDL_ttf at least X.Y.Z.✨
• SDL_UCS4ToUTF8(3)Convert a single Unicode codepoint to UTF-8.✨
• SDL_UINT64_C(3)Append the 64 bit integer suffix to an unsigned integer literal.✨
• SDL_uitoa(3)Convert an unsigned integer into a string.✨
• SDL_ulltoa(3)Convert an unsigned long long integer into a string.✨
• SDL_ultoa(3)Convert an unsigned long integer into a string.✨
• SDL_UnbindAudioStream(3)Unbind a single audio stream from its audio device.✨
• SDL_UnbindAudioStreams(3)Unbind a list of audio streams from their audio devices.✨
• SDL_UnloadObject(3)Unload a shared object from memory.✨
• SDL_UnlockAudio(3)Unlock the callback function✨
• SDL_UnlockAudioStream(3)Unlock an audio stream for serialized access.✨
• SDL_UnlockJoysticks(3)Unlocking for atomic access to the joystick API.✨
• SDL_UnlockMutex(3)Unlock the mutex.✨
• SDL_UnlockProperties(3)Unlock a group of properties.✨
• SDL_UnlockRWLock(3)Unlock the read/write lock.✨
• SDL_UnlockSpinlock(3)Unlock a spin lock by setting it to 0.✨
• SDL_UnlockSurface(3)Release a surface after directly accessing the pixels.✨
• SDL_UnlockTexture(3)Unlock a texture, uploading the changes to video memory, if needed.✨
• SDL_UnlockYUVOverlay(3)Unlock an overlay✨
• SDL_UnmapGPUTransferBuffer(3)Unmaps a previously mapped transfer buffer.✨
• SDL_UnregisterApp(3)Deregister the win32 window class from an SDL_RegisterApp call.✨
• SDL_unsetenv_unsafe(3)Clear a variable from the environment.✨
• SDL_UnsetEnvironmentVariable(3)Clear a variable from the environment.✨
• SDL_Unsupported(3)A macro to standardize error reporting on unsupported operations.✨
• SDL_UpdateGamepads(3)Manually pump gamepad updates if not using the loop.✨
• SDL_UpdateHapticEffect(3)Update the properties of an effect.✨
• SDL_UpdateJoysticks(3)Update the current state of the open joysticks.✨
• SDL_UpdateNVTexture(3)Update a rectangle within a planar NV12 or NV21 texture with new pixels.✨
• SDL_UpdateRect(3)Makes sure the given area is updated on the given screen.✨
• SDL_UpdateRects(3)Makes sure the given list of rectangles is updated on the given screen.✨
• SDL_UpdateSensors(3)Update the current state of the open sensors.✨
• SDL_UpdateTexture(3)Update the given texture rectangle with new pixel data.✨
• SDL_UpdateTrays(3)Update the trays.✨
• SDL_UpdateWindowSurface(3)Copy the window surface to the screen.✨
• SDL_UpdateWindowSurfaceRects(3)Copy areas of the window surface to the screen.✨
• SDL_UpdateYUVTexture(3)Update a rectangle within a planar YV12 or IYUV texture with new pixel data.✨
• SDL_UploadToGPUBuffer(3)Uploads data from a transfer buffer to a buffer.✨
• SDL_UploadToGPUTexture(3)Uploads data from a transfer buffer to a texture.✨
• SDL_US_PER_SECOND(3)Number of microseconds in a second.✨
• SDL_US_TO_NS(3)Convert microseconds to nanoseconds.✨
• SDL_UserEvent(3)A user-defined event type✨
• SDL_UserEvent(3type)A user-defined event type (event.user.*)✨
• SDL_utf8strlcpy(3)Copy an UTF-8 string.✨
• SDL_utf8strlen(3)Count the number of codepoints in a UTF-8 string.✨
• SDL_utf8strnlen(3)Count the number of codepoints in a UTF-8 string, up to n bytes.✨
• SDL_vasprintf(3)This works exactly like vasprintf() but doesn't require access to a C runtime.✨
• SDL_VERSION(3)This is the version number macro for the current SDL version.✨
• SDL_VERSION_ATLEAST(3)This macro will evaluate to true if compiled with SDL at least X.Y.Z.✨
• SDL_VERSIONNUM(3)This macro turns the version numbers into a numeric value.✨
• SDL_VERSIONNUM_MAJOR(3)This macro extracts the major version from a version number✨
• SDL_VERSIONNUM_MICRO(3)This macro extracts the micro version from a version number✨
• SDL_VERSIONNUM_MINOR(3)This macro extracts the minor version from a version number✨
• SDL_Vertex(3type)Vertex structure.✨
• SDL_VideoDriverName(3)Obtain the name of the video driver✨
• SDL_VideoInfo(3)Video Target information✨
• SDL_VideoModeOK(3)Check to see if a particular video mode is supported.✨
• SDL_VirtualJoystickDesc(3type)The structure that describes a virtual joystick.✨
• SDL_VirtualJoystickSensorDesc(3type)The structure that describes a virtual joystick sensor.✨
• SDL_VirtualJoystickTouchpadDesc(3type)The structure that describes a virtual joystick touchpad.✨
• SDL_vsnprintf(3)This works exactly like vsnprintf() but doesn't require access to a C runtime.✨
• SDL_vsscanf(3)This works exactly like vsscanf() but doesn't require access to a C runtime.✨
• SDL_vswprintf(3)This works exactly like vswprintf() but doesn't require access to a C runtime.✨
• SDL_Vulkan_CreateSurface(3)Create a Vulkan rendering surface for a window.✨
• SDL_Vulkan_DestroySurface(3)Destroy the Vulkan rendering surface of a window.✨
• SDL_Vulkan_GetInstanceExtensions(3)Get the Vulkan instance extensions needed for vkCreateInstance.✨
• SDL_Vulkan_GetPresentationSupport(3)Query support for presentation via a given physical device and queue family.✨
• SDL_Vulkan_GetVkGetInstanceProcAddr(3)Get the address of the vkGetInstanceProcAddr function.✨
• SDL_Vulkan_LoadLibrary(3)Dynamically load the Vulkan loader library.✨
• SDL_Vulkan_UnloadLibrary(3)Unload the Vulkan library previously loaded by SDL_Vulkan_LoadLibrary().✨
• SDL_WaitAndAcquireGPUSwapchainTexture(3)Blocks the thread until a swapchain texture is available to be acquired, and then acquires it.✨
• SDL_WaitAsyncIOResult(3)Block until an async I/O task queue has a completed task.✨
• SDL_WaitCondition(3)Wait until a condition variable is signaled.✨
• SDL_WaitConditionTimeout(3)Wait until a condition variable is signaled or a certain time has passed.✨
• SDL_WaitEvent(3)Wait indefinitely for the next available event.✨
• SDL_WaitEventTimeout(3)Wait until the specified timeout (in milliseconds) for the next available event.✨
• SDL_WaitForGPUFences(3)Blocks the thread until the given fences are signaled.✨
• SDL_WaitForGPUIdle(3)Blocks the thread until the GPU is completely idle.✨
• SDL_WaitForGPUSwapchain(3)Blocks the thread until a swapchain texture is available to be acquired.✨
• SDL_WaitProcess(3)Wait for a process to finish.✨
• SDL_WaitSemaphore(3)Wait until a semaphore has a positive value and then decrements it.✨
• SDL_WaitSemaphoreTimeout(3)Wait until a semaphore has a positive value and then decrements it.✨
• SDL_WaitThread(3)Wait for a thread to finish.✨
• SDL_WarpMouse(3)Set the position of the mouse cursor.✨
• SDL_WarpMouseGlobal(3)Move the mouse to the given position in global screen space.✨
• SDL_WarpMouseInWindow(3)Move the mouse cursor to the given position within the window.✨
• SDL_WasInit(3)Get a mask of the specified subsystems which are currently initialized.✨
• SDL_wcscasecmp(3)Compare two null-terminated wide strings, case- insensitively.✨
• SDL_wcscmp(3)Compare two null-terminated wide strings.✨
• SDL_wcsdup(3)Allocate a copy of a wide string.✨
• SDL_wcslcat(3)Concatenate wide strings.✨
• SDL_wcslcpy(3)Copy a wide string.✨
• SDL_wcslen(3)This works exactly like wcslen() but doesn't require access to a C runtime.✨
• SDL_wcsncasecmp(3)Compare two wide strings, case-insensitively, up to a number of wchar_t.✨
• SDL_wcsncmp(3)Compare two wide strings up to a number of wchar_t values.✨
• SDL_wcsnlen(3)This works exactly like wcsnlen() but doesn't require access to a C runtime.✨
• SDL_wcsnstr(3)Search a wide string, up to n wide chars, for the first instance of a specific substring.✨
• SDL_wcsstr(3)Search a wide string for the first instance of a specific substring.✨
• SDL_wcstol(3)Parse a long from a wide string.✨
• SDL_WINAPI_FAMILY_PHONE(3)A preprocessor macro that defined to 1 if compiling for Windows Phone.✨
• SDL_Window(3type)The struct used as an opaque handle to a window.✨
• SDL_WindowEvent(3type)Window state change event data (event.window.*)✨
• SDL_WindowFlags(3type)The flags on a window.✨
• SDL_WindowHasSurface(3)Return whether the window has a surface associated with it.✨
• SDL_WindowID(3type)This is a unique ID for a window.✨
• SDL_WINDOWPOS_CENTERED(3)Used to indicate that the window position should be centered.✨
• SDL_WINDOWPOS_CENTERED_DISPLAY(3)Used to indicate that the window position should be centered.✨
• SDL_WINDOWPOS_CENTERED_MASK(3)A magic value used with SDL_WINDOWPOS_CENTERED.✨
• SDL_WINDOWPOS_ISCENTERED(3)A macro to test if the window position is marked as "centered."✨
• SDL_WINDOWPOS_ISUNDEFINED(3)A macro to test if the window position is marked as "undefined."✨
• SDL_WINDOWPOS_UNDEFINED(3)Used to indicate that you don't care what the window position/display is.✨
• SDL_WINDOWPOS_UNDEFINED_DISPLAY(3)Used to indicate that you don't care what the window position is.✨
• SDL_WINDOWPOS_UNDEFINED_MASK(3)A magic value used with SDL_WINDOWPOS_UNDEFINED.✨
• SDL_WindowsMessageHook(3type)A callback to be used with SDL_SetWindowsMessageHook.✨
• SDL_WindowSupportsGPUPresentMode(3)Determines whether a presentation mode is supported by the window.✨
• SDL_WindowSupportsGPUSwapchainComposition(3)Determines whether a swapchain composition is supported by the window.✨
• SDL_WM_GetCaption(3)Gets the window title and icon name.✨
• SDL_WM_GrabInput(3)Grabs mouse and keyboard input.✨
• SDL_WM_IconifyWindow(3)Iconify/Minimise the window✨
• SDL_WM_SetCaption(3)Sets the window tile and icon name.✨
• SDL_WM_SetIcon(3)Sets the icon for the display window.✨
• SDL_WM_ToggleFullScreen(3)Toggles fullscreen mode✨
• SDL_WPRINTF_VARARG_FUNC(3)Macro that annotates a vararg function that operates like wprintf.✨
• SDL_WPRINTF_VARARG_FUNCV(3)Macro that annotates a va_list function that operates like wprintf.✨
• SDL_WriteAsyncIO(3)Start an async write.✨
• SDL_WriteIO(3)Write to an SDL_IOStream data stream.✨
• SDL_WriteS16BE(3)Use this function to write 16 bits in native format to an SDL_IOStream as big-endian data.✨
• SDL_WriteS16LE(3)Use this function to write 16 bits in native format to an SDL_IOStream as little-endian data.✨
• SDL_WriteS32BE(3)Use this function to write 32 bits in native format to an SDL_IOStream as big-endian data.✨
• SDL_WriteS32LE(3)Use this function to write 32 bits in native format to an SDL_IOStream as little-endian data.✨
• SDL_WriteS64BE(3)Use this function to write 64 bits in native format to an SDL_IOStream as big-endian data.✨
• SDL_WriteS64LE(3)Use this function to write 64 bits in native format to an SDL_IOStream as little-endian data.✨
• SDL_WriteS8(3)Use this function to write a signed byte to an SDL_IOStream.✨
• SDL_WriteStorageFile(3)Synchronously write a file from client memory into a storage container.✨
• SDL_WriteSurfacePixel(3)Writes a single pixel to a surface.✨
• SDL_WriteSurfacePixelFloat(3)Writes a single pixel to a surface.✨
• SDL_WriteU16BE(3)Use this function to write 16 bits in native format to an SDL_IOStream as big-endian data.✨
• SDL_WriteU16LE(3)Use this function to write 16 bits in native format to an SDL_IOStream as little-endian data.✨
• SDL_WriteU32BE(3)Use this function to write 32 bits in native format to an SDL_IOStream as big-endian data.✨
• SDL_WriteU32LE(3)Use this function to write 32 bits in native format to an SDL_IOStream as little-endian data.✨
• SDL_WriteU64BE(3)Use this function to write 64 bits in native format to an SDL_IOStream as big-endian data.✨
• SDL_WriteU64LE(3)Use this function to write 64 bits in native format to an SDL_IOStream as little-endian data.✨
• SDL_WriteU8(3)Use this function to write a byte to an SDL_IOStream.✨
• SDL_X11EventHook(3type)A callback to be used with SDL_SetX11EventHook.✨
• SDL_zero(3)Clear an object's memory to zero.✨
• SDL_zeroa(3)Clear an array's memory to zero.✨
• SDL_zerop(3)Clear an object's memory to zero, using a pointer.✨
• SDLCALL(3)A macro to set a function's calling conventions.✨
• SDLKey(3)SDL Keysym Definitions✨
• SDLMAIN_DECLSPEC(3)A macro to tag a main entry point function as exported.✨
• SDLx::App(3pm)a SDL perl extension✨
• SDLx::Controller(3pm)Handles the loops for events, movement and rendering✨
• SDLx::Controller::Interface(3pm)Interface Physics and Rendering with the Controller with callbacks✨
• SDLx::Controller::State(3pm)the state of a SDLx::Controller::Interface✨
• SDLx::FPS(3pm)a more convenient way to set a framerate✨
• SDLx::Layer(3pm)Storage object for surface and position information✨
• SDLx::LayerManager(3pm)Extension for managing layers in a 2D world✨
• SDLx::Music(3pm)A powerful, convenient interface to "SDL::Mixer::Music"✨
• SDLx::Rect(3pm)SDL extension for storing and manipulating rectangular coordinates✨
• SDLx::SFont(3pm)Extension making fonts out of images and printing them✨
• SDLx::Sound(3pm)SDL sound extension✨
• SDLx::Sprite(3pm)interact with images quick and easily in SDL✨
• SDLx::Sprite::Animated(3pm)create animated SDL sprites easily!✨
• SDLx::Surface(3pm)Graphic surface matrix extension✨
• SDLx::Text(3pm)SDL extension for manipulating text✨
• SDOT(3)✨
• sdot(3)✨
• sdot.f(3)✨
• sdotsub(3)✨
• sdotsub.f(3)✨
• sdp(3)Bluetooth SDP routines✨