section 3 · Library functions 📚

S (continued)

• SDL::GFX::ImageFilter(3pm)image filtering functions✨
• SDL::GFX::Primitives(3pm)basic drawing functions✨
• SDL::GFX::Rotozoom(3pm)rotation and zooming functions for surfaces✨
• SDL::Image(3pm)Bindings for the SDL_Image library✨
• SDL::Joystick(3pm)SDL Bindings for the Joystick device✨
• SDL::Mixer(3pm)Sound and music functions✨
• SDL::Mixer::Channels(3pm)SDL::Mixer channel functions and bindings✨
• SDL::Mixer::Effects(3pm)sound effect functions✨
• SDL::Mixer::Groups(3pm)Audio channel group functions✨
• SDL::Mixer::MixChunk(3pm)SDL Bindings for structure SDL_MixChunk✨
• SDL::Mixer::MixMusic(3pm)SDL Bindings for structure SDL_MixMusic✨
• SDL::Mixer::Music(3pm)functions for music✨
• SDL::Mixer::Samples(3pm)functions for loading sound samples✨
• SDL::Mouse(3pm)SDL Bindings for the Mouse device✨
• SDL::MPEG(3pm)a SDL perl extension✨
• SDL::MultiThread(3pm)Bindings to the MultiThread category in SDL API✨
• SDL::Overlay(3pm)YUV Video overlay✨
• SDL::Palette(3pm)Color palette for 8-bit pixel formats✨
• SDL::Pango(3pm)Text rendering engine✨
• SDL::Pango::Context(3pm)Context object for SDL::Pango✨
• SDL::PixelFormat(3pm)Stores surface format information✨
• SDL::Platform(3pm)Platform Specific Information about SDL Perl✨
• SDL::Rect(3pm)Defines a rectangular area✨
• SDL::RWOps(3pm)SDL Bindings to SDL_RWops✨
• SDL::SMPEG(3pm)a SDL perl extension✨
• SDL::Surface(3pm)Graphic surface structure✨
• SDL::Time(3pm)An SDL Perl extension for managing timers✨
• SDL::TTF(3pm)True Type Font functions (libfreetype)✨
• SDL::TTF::Font(3pm)Font object type for SDL_ttf✨
• SDL::Tutorial(3pm)introduction to Perl SDL✨
• SDL::Tutorial::Animation(3pm)Creating animations with SDL✨
• SDL::Tutorial::LunarLander(3pm)a small tutorial on Perl SDL✨
• SDL::Version(3pm)SDL Bindings for structure SDL_Version✨
• SDL::Video(3pm)Bindings to the video category in SDL API✨
• SDL::VideoInfo(3pm)Video Target Information✨
• SDL_abs(3)Compute the absolute value of x.✨
• SDL_acos(3)Compute the arc cosine of x.✨
• SDL_acosf(3)Compute the arc cosine of x.✨
• SDL_ACQUIRE(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_ACQUIRE_SHARED(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_AcquireCameraFrame(3)Acquire a frame.✨
• SDL_ACQUIRED_AFTER(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_ACQUIRED_BEFORE(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_AcquireGPUCommandBuffer(3)Acquire a command buffer.✨
• SDL_AcquireGPUSwapchainTexture(3)Acquire a texture to use in presentation.✨
• SDL_ActiveEvent(3)Application visibility event structure✨
• SDL_AddAtomicInt(3)Add to an atomic variable.✨
• SDL_AddAtomicU32(3)Add to an atomic variable.✨
• SDL_AddEventWatch(3)Add a callback to be triggered when an event is added to the event queue.✨
• SDL_AddGamepadMapping(3)Add support for gamepads that SDL is unaware of or change the binding of an existing gamepad.✨
• SDL_AddGamepadMappingsFromFile(3)Load a set of gamepad mappings from a file.✨
• SDL_AddGamepadMappingsFromIO(3)Load a set of gamepad mappings from an SDL_IOStream.✨
• SDL_AddHintCallback(3)Add a function to watch a particular hint.✨
• SDL_AddSurfaceAlternateImage(3)Add an alternate version of a surface.✨
• SDL_AddTimer(3)Call a callback function at a future time.✨
• SDL_AddTimerNS(3)Call a callback function at a future time.✨
• SDL_AddVulkanRenderSemaphores(3)Add a set of synchronization semaphores for the current frame.✨
• SDL_ALIGNED(3)A macro to specify data alignment.✨
• SDL_aligned_alloc(3)Allocate memory aligned to a specific alignment.✨
• SDL_aligned_free(3)Free memory allocated by SDL_aligned_alloc().✨
• SDL_ALLOC_SIZE(3)A macro to tag a function as returning a certain allocation.✨
• SDL_ALPHA_OPAQUE(3)A fully opaque 8-bit alpha value.✨
• SDL_ALPHA_OPAQUE_FLOAT(3)A fully opaque floating point alpha value.✨
• SDL_ALPHA_TRANSPARENT(3)A fully transparent 8-bit alpha value.✨
• SDL_ALPHA_TRANSPARENT_FLOAT(3)A fully transparent floating point alpha value.✨
• SDL_ALTIVEC_INTRINSICS(3)Defined if (and only if) the compiler supports PowerPC Altivec intrinsics.✨
• SDL_ANALYZER_NORETURN(3)A macro to tag a function as never-returning (for analysis purposes).✨
• SDL_ANDROID_EXTERNAL_STORAGE_READ(3)See the official Android developer guide for more information: http://developer.android.com/guide/topics/data/data-storage.html✨
• SDL_ANDROID_EXTERNAL_STORAGE_WRITE(3)See the official Android developer guide for more information: http://developer.android.com/guide/topics/data/data-storage.html✨
• SDL_AppEvent(3)App-implemented event entry point for SDL_MAIN_USE_CALLBACKS apps.✨
• SDL_AppEvent_func(3type)Function pointer typedef for SDL_AppEvent.✨
• SDL_AppInit(3)App-implemented initial entry point for SDL_MAIN_USE_CALLBACKS apps.✨
• SDL_AppInit_func(3type)Function pointer typedef for SDL_AppInit.✨
• SDL_AppIterate(3)App-implemented iteration entry point for SDL_MAIN_USE_CALLBACKS apps.✨
• SDL_AppIterate_func(3type)Function pointer typedef for SDL_AppIterate.✨
• SDL_AppQuit(3)App-implemented deinit entry point for SDL_MAIN_USE_CALLBACKS apps.✨
• SDL_AppQuit_func(3type)Function pointer typedef for SDL_AppQuit.✨
• SDL_AppResult(3type)Return values for optional main callbacks.✨
• SDL_ArrayOrder(3type)Array component order, low byte -> high byte.✨
• SDL_arraysize(3)The number of elements in a static array.✨
• SDL_asin(3)Compute the arc sine of x.✨
• SDL_asinf(3)Compute the arc sine of x.✨
• SDL_asprintf(3)This works exactly like asprintf() but doesn't require access to a C runtime.✨
• SDL_assert(3)An assertion test that is normally performed only in debug builds.✨
• SDL_assert_always(3)An assertion test that is always performed.✨
• SDL_ASSERT_CAPABILITY(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_ASSERT_FILE(3)A macro that reports the current file being compiled, for use in assertions.✨
• SDL_ASSERT_LEVEL(3)The level of assertion aggressiveness.✨
• SDL_assert_paranoid(3)An assertion test that is performed only when built with paranoid settings.✨
• SDL_assert_release(3)An assertion test that is performed even in release builds.✨
• SDL_ASSERT_SHARED_CAPABILITY(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_AssertBreakpoint(3)The macro used when an assertion triggers a breakpoint.✨
• SDL_AssertData(3type)Information about an assertion failure.✨
• SDL_AssertionHandler(3type)A callback that fires when an SDL assertion fails.✨
• SDL_AssertState(3type)Possible outcomes from a triggered assertion.✨
• SDL_AsyncIO(3type)The asynchronous I/O operation structure.✨
• SDL_AsyncIOFromFile(3)Use this function to create a new SDL_AsyncIO object for reading from and/or writing to a named file.✨
• SDL_AsyncIOOutcome(3type)Information about a completed asynchronous I/O request.✨
• SDL_AsyncIOQueue(3type)A queue of completed asynchronous I/O tasks.✨
• SDL_AsyncIOResult(3type)Possible outcomes of an asynchronous I/O task.✨
• SDL_AsyncIOTaskType(3type)Types of asynchronous I/O tasks.✨
• SDL_atan(3)Compute the arc tangent of x.✨
• SDL_atan2(3)Compute the arc tangent of y / x, using the signs of x and y to adjust the result's quadrant.✨
• SDL_atan2f(3)Compute the arc tangent of y / x, using the signs of x and y to adjust the result's quadrant.✨
• SDL_atanf(3)Compute the arc tangent of x.✨
• SDL_atof(3)Parse a double from a string.✨
• SDL_atoi(3)Parse an int from a string.✨
• SDL_AtomicDecRef(3)Decrement an atomic variable used as a reference count.✨
• SDL_AtomicIncRef(3)Increment an atomic variable used as a reference count.✨
• SDL_AtomicInt(3type)A type representing an atomic integer value.✨
• SDL_AtomicU32(3type)A type representing an atomic unsigned 32-bit value.✨
• SDL_AttachVirtualJoystick(3)Attach a new virtual joystick.✨
• SDL_AUDIO_BITSIZE(3)Retrieve the size, in bits, from an SDL_AudioFormat.✨
• SDL_AUDIO_BYTESIZE(3)Retrieve the size, in bytes, from an SDL_AudioFormat.✨
• SDL_AUDIO_DEVICE_DEFAULT_PLAYBACK(3)A value used to request a default playback audio device.✨
• SDL_AUDIO_DEVICE_DEFAULT_RECORDING(3)A value used to request a default recording audio device.✨
• SDL_AUDIO_FRAMESIZE(3)Calculate the size of each audio frame (in bytes) from an SDL_AudioSpec.✨
• SDL_AUDIO_ISBIGENDIAN(3)Determine if an SDL_AudioFormat represents bigendian data.✨
• SDL_AUDIO_ISFLOAT(3)Determine if an SDL_AudioFormat represents floating point data.✨
• SDL_AUDIO_ISINT(3)Determine if an SDL_AudioFormat represents integer data.✨
• SDL_AUDIO_ISLITTLEENDIAN(3)Determine if an SDL_AudioFormat represents littleendian data.✨
• SDL_AUDIO_ISSIGNED(3)Determine if an SDL_AudioFormat represents signed data.✨
• SDL_AUDIO_ISUNSIGNED(3)Determine if an SDL_AudioFormat represents unsigned data.✨
• SDL_AUDIO_MASK_BIG_ENDIAN(3)Mask of bits in an SDL_AudioFormat that contain the bigendian flag.✨
• SDL_AUDIO_MASK_BITSIZE(3)Mask of bits in an SDL_AudioFormat that contains the format bit size.✨
• SDL_AUDIO_MASK_FLOAT(3)Mask of bits in an SDL_AudioFormat that contain the floating point flag.✨
• SDL_AUDIO_MASK_SIGNED(3)Mask of bits in an SDL_AudioFormat that contain the signed data flag.✨
• SDL_AudioCVT(3)Audio Conversion Structure✨
• SDL_AudioDeviceEvent(3type)Audio device event structure (event.adevice.*)✨
• SDL_AudioDeviceID(3type)SDL Audio Device instance IDs.✨
• SDL_AudioDevicePaused(3)Use this function to query if an audio device is paused.✨
• SDL_AudioFormat(3type)Audio format.✨
• SDL_AudioPostmixCallback(3type)A callback that fires when data is about to be fed to an audio device.✨
• SDL_AudioSpec(3)Audio Specification Structure✨
• SDL_AudioSpec(3type)Format specifier for audio data.✨
• SDL_AudioStream(3type)The opaque handle that represents an audio stream.✨
• SDL_AudioStreamCallback(3type)A callback that fires when data passes through an SDL_AudioStream.✨
• SDL_AudioStreamDataCompleteCallback(3type)A callback that fires for completed SDL_PutAudioStreamDataNoCopy() data.✨
• SDL_AudioStreamDevicePaused(3)Use this function to query if an audio device associated with a stream is paused.✨
• SDL_AVX2_INTRINSICS(3)Defined if (and only if) the compiler supports Intel AVX2 intrinsics.✨
• SDL_AVX512F_INTRINSICS(3)Defined if (and only if) the compiler supports Intel AVX-512F intrinsics.✨
• SDL_AVX_INTRINSICS(3)Defined if (and only if) the compiler supports Intel AVX intrinsics.✨
• SDL_BeginGPUComputePass(3)Begins a compute pass on a command buffer.✨
• SDL_BeginGPUCopyPass(3)Begins a copy pass on a command buffer.✨
• SDL_BeginGPURenderPass(3)Begins a render pass on a command buffer.✨
• SDL_BIG_ENDIAN(3)A value to represent bigendian byteorder.✨
• SDL_BindAudioStream(3)Bind a single audio stream to an audio device.✨
• SDL_BindAudioStreams(3)Bind a list of audio streams to an audio device.✨
• SDL_BindGPUComputePipeline(3)Binds a compute pipeline on a command buffer for use in compute dispatch.✨
• SDL_BindGPUComputeSamplers(3)Binds texture-sampler pairs for use on the compute shader.✨
• SDL_BindGPUComputeStorageBuffers(3)Binds storage buffers as readonly for use on the compute pipeline.✨
• SDL_BindGPUComputeStorageTextures(3)Binds storage textures as readonly for use on the compute pipeline.✨
• SDL_BindGPUFragmentSamplers(3)Binds texture-sampler pairs for use on the fragment shader.✨
• SDL_BindGPUFragmentStorageBuffers(3)Binds storage buffers for use on the fragment shader.✨
• SDL_BindGPUFragmentStorageTextures(3)Binds storage textures for use on the fragment shader.✨
• SDL_BindGPUGraphicsPipeline(3)Binds a graphics pipeline on a render pass to be used in rendering.✨
• SDL_BindGPUIndexBuffer(3)Binds an index buffer on a command buffer for use with subsequent draw calls.✨
• SDL_BindGPUVertexBuffers(3)Binds vertex buffers on a command buffer for use with subsequent draw calls.✨
• SDL_BindGPUVertexSamplers(3)Binds texture-sampler pairs for use on the vertex shader.✨
• SDL_BindGPUVertexStorageBuffers(3)Binds storage buffers for use on the vertex shader.✨
• SDL_BindGPUVertexStorageTextures(3)Binds storage textures for use on the vertex shader.✨
• SDL_BitmapOrder(3type)Bitmap pixel order, high bit -> low bit.✨
• SDL_BITSPERPIXEL(3)A macro to determine an SDL_PixelFormat's bits per pixel.✨
• SDL_BlendFactor(3type)The normalized factor used to multiply pixel components.✨
• SDL_BlendMode(3type)A set of blend modes used in drawing operations.✨
• SDL_BlendOperation(3type)The blend operation used when combining source and destination pixel components.✨
• SDL_BlitGPUTexture(3)Blits from a source texture region to a destination texture region.✨
• SDL_BlitSurface(3)Performs a fast blit from the source surface to the destination surface with clipping.✨
• SDL_BlitSurface9Grid(3)Perform a scaled blit using the 9-grid algorithm to a destination surface, which may be of a different format.✨
• SDL_BlitSurfaceScaled(3)Perform a scaled blit to a destination surface, which may be of a different format.✨
• SDL_BlitSurfaceTiled(3)Perform a tiled blit to a destination surface, which may be of a different format.✨
• SDL_BlitSurfaceTiledWithScale(3)Perform a scaled and tiled blit to a destination surface, which may be of a different format.✨
• SDL_BlitSurfaceUnchecked(3)Perform low-level surface blitting only.✨
• SDL_BlitSurfaceUncheckedScaled(3)Perform low-level surface scaled blitting only.✨
• SDL_BroadcastCondition(3)Restart all threads that are waiting on the condition variable.✨
• SDL_bsearch(3)Perform a binary search on a previously sorted array.✨
• SDL_bsearch_r(3)Perform a binary search on a previously sorted array, passing a userdata pointer to the compare function.✨
• SDL_BuildAudioCVT(3)Initializes a SDL_AudioCVT structure for conversion✨
• SDL_BYTEORDER(3)A macro that reports the target system's byte order.✨
• SDL_BYTESPERPIXEL(3)A macro to determine an SDL_PixelFormat's bytes per pixel.✨
• SDL_CACHELINE_SIZE(3)A guess for the cacheline size used for padding.✨
• SDL_CalculateGPUTextureFormatSize(3)Calculate the size in bytes of a texture format with dimensions.✨
• SDL_calloc(3)Allocate a zero-initialized array.✨
• SDL_calloc_func(3type)A callback used to implement SDL_calloc().✨
• SDL_Camera(3type)The opaque structure used to identify an opened SDL camera.✨
• SDL_CameraDeviceEvent(3type)Camera device event structure (event.cdevice.*)✨
• SDL_CameraID(3type)This is a unique ID for a camera device for the time it is connected to the system, and is never reused for the lifetime of the application.✨
• SDL_CameraPermissionState(3type)The current state of a request for camera access.✨
• SDL_CameraPosition(3type)The position of camera in relation to system device.✨
• SDL_CameraSpec(3type)The details of an output format for a camera device.✨
• SDL_CancelGPUCommandBuffer(3)Cancels a command buffer.✨
• SDL_CAPABILITY(3)Wrapper around Clang thread safety analysis annotations.✨
• SDL_Capitalization(3type)Auto capitalization type.✨
• SDL_CaptureMouse(3)Capture the mouse and to track input outside an SDL window.✨
• SDL_CD(3)CDROM Drive Information✨
• SDL_CDClose(3)Closes a SDL_CD handle✨
• SDL_CDEject(3)Ejects a CDROM✨
• SDL_CDName(3)Returns a human-readable, system-dependent identifier for the CD-ROM.✨
• SDL_CDNumDrives(3)Returns the number of CD-ROM drives on the system.✨
• SDL_CDOpen(3)Opens a CD-ROM drive for access.✨