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SDL2/docs.html
Sam Lantinga dbbb4480a7 Added --disable-dga configure option to disable DGA entirely 
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<HTML>
<HEAD><TITLE>SDL Stable Release</TITLE></HEAD>
<BODY BGCOLOR="#FFEBCD" TEXT="#000000">
<IMG SRC="docs/images/rainbow.gif" ALT="[separator]" WIDTH="100%">
<P>
This source is in development. It may contain API changes, and may not be
fully tested on all supported platforms. The current stable release may
be found at the <A HREF="http://www.libsdl.org/"> main SDL page</A>.
<P>
<H2> <A HREF="docs/index.html">API Documentation</A> </H2>
<P>
<H2>
Major changes since SDL 1.0.0:
</H2>
<UL>
<LI> 1.2.1: Added --disable-dga configure option to disable DGA entirely
<LI> 1.2.1: Fixed stuck keys when changing the video mode
<LI> 1.2.1: Fixed double-mouse event bug on Windows using OpenGL
<LI> 1.2.1: Fixed 320x200 video mode on framebuffer console
<LI> 1.2.1: Improved robustness for the ELO touchpad (thanks Alex!)
<LI> 1.2.1: Added support for building under Cygwin on Windows
<LI> 1.2.1: Added a dummy video driver for benchmarking (thanks Ryan!)
<LI> 1.2.1: Fixed fullscreen cursor offset bug on BeOS
<LI> 1.2.0: Added initial support for HP-UX (thanks Stephanie)
<LI> 1.2.0: Added initial support for BSDI (thanks Kurt)
<LI> 1.2.0: Fixed blitting 32-bit ARGB images to SDL_OPENGLBLIT screens
<LI> 1.2.0: Fixed automake build dependencies (thanks Markus!)
<LI> 1.2.0: Added 24 bpp support to software YUV display functions
<LI> 1.2.0: Don't bomb trying to get DGA mouse on XFree86 4.0
<LI> 1.2.0: Added initial support for OSF/Tru64 (thanks Anders)
<LI> 1.1.8: Fixed joystick hat motion on MacOS
<LI> 1.1.8: Don't detect mouse and keyboard as joystick on MacOS
<LI> 1.1.8: Check for OpenGL 1.2 before using 16-bit SDL_OPENGLBLIT
<LI> 1.1.8: Added support for /dev/sound/* in Linux 2.4
<LI> 1.1.8: Fixed crash when blitting to RLE encoded surfaces
<LI> 1.1.8: Fixed 8-bit audio on MacOS X
<LI> 1.1.8: Fixed keyboard handling on MacOS X and MacOS classic
<LI> 1.1.8: Fixed mouse cursor visibility when switching apps on MacOS
<LI> 1.1.8: Implemented semaphore support on MacOS X
<LI> 1.1.8: Worked around broken sem_getvalue() on MacOS X
<LI> 1.1.8: Fixed 16-bit big-endian audio on MacOS X and MacOS classic
<LI> 1.1.8: Fixed mutex locking on Linux glibc 2.0
<LI> 1.1.8: SDL_Quit() removes the parachute signal handlers
<LI> 1.1.8: Added NAS audio server support (thanks Erik!)
<LI> 1.1.8: Added SDL_NOFRAME for frameless windows (thanks Andreas)
<LI> 1.1.8: Added support for resizable windows on MacOS
<LI> 1.1.8: Added a function to query the surface clip rectangle
<LI> 1.1.8: Added a function to query the current event filter
<LI> 1.1.8: The X11 XVideo adapter is now locked (thanks Jeffrey)
<LI> 1.1.8: Improved the speed of fullscreen OpenGL on Windows
<LI> 1.1.8: Added ELO touchscreen support for fbcon (thanks Alex)
<LI> 1.1.8: Added accelerated MacOS X OpenGL support
<LI> 1.1.8: Surface lock and unlock operations can now be nested
<LI> 1.1.8: Optimized fillrect for PPC video memory (thanks Mattias)
<LI> 1.1.8: Work around "blackout" problem with XVideo acceleration
<LI> 1.1.8: Obtain correct key state on X11 focus (thanks Mattias)
<LI> 1.1.8: Fixed keyboard handling on the framebuffer console
<LI> 1.1.8: Added basic support for VGA16 framebuffer console
<LI> 1.1.8: Open a new virtual terminal if possible on fbcon
<LI> 1.1.8: Fixed default audio driver on FreeBSD (thanks Maxim)
<LI> 1.1.8: Fixed joystick crash on Windows (thanks Pete)
<LI> 1.1.7: Expanded documentation from the SDL Documentation Project
<LI> 1.1.7: Report X11 client message events if SYSWMEVENTS enabled
<LI> 1.1.7: Added support for a single hat on Windows joysticks
<LI> 1.1.7: The gamma ramp routines now take arrays of Uint16 values
<LI> 1.1.7: Added initial support for QNX RTP (thanks Patrick)
<LI> 1.1.7: Added ALSA sound driver (thanks Patrick Trainor)
<LI> 1.1.7: Added aRts UNIX sound driver (thanks Neil Stevens)
<LI> 1.1.7: Get keyboard modifier state on input focus on Win32
<LI> 1.1.7: SDL_ConvertSurface() now accepts SDL_RLEACCEL as a flag
<LI> 1.1.7: Added initial UnixWare 7 support (thanks rr)
<LI> 1.1.7: Added working YUY -> RGB conversion code (thanks Eugene)
<LI> 1.1.7: Fixed video initialization crash on IRIX
<LI> 1.1.7: Fixed MacOS fullscreen palette code (thanks Darrell)
<LI> 1.1.7: Fixed background brush flicker on Win32 (thanks Gautier)
<LI> 1.1.7: Fixed incorrect pitch when switching to window on Win32
<LI> 1.1.7: Fixed memory leak when switching video modes on Win32
<LI> 1.1.7: Init of fbcon shouldn't automatically set graphics mode
<LI> 1.1.6: Allow SDL_VIDEO_INIT when built without thread support
<LI> 1.1.6: Fixed palette problems with non-X11 fullscreen displays
<LI> 1.1.6: Fixed Win32 crash with SDL_OPENGLBLIT and GL functions
<LI> 1.1.6: Improved default MacOS millisecond time resolution
<LI> 1.1.6: Fixed X11 overlapping endian blit bug (thanks Mattias)
<LI> 1.1.6: Fixed starting directory on BeOS (thanks Samuel)
<LI> 1.1.6: Integrated FreeBSD SVGAlib support (thanks folks)
<LI> 1.1.6: Fixed middle-button handling on DirectInput
<LI> 1.1.6: Added SDL_GetThreadID() to get a specific thread's ID
<LI> 1.1.6: Worked around a crash in pthreads on RedHat 7
<LI> 1.1.6: Fixed a brown-bag crash in clipping code
<LI> 1.1.5: Convert from '/' to ':' opening files on MacOS
<LI> 1.1.5: Clean up empty output files on Win32 and MacOS
<LI> 1.1.5: Run command dialog if command key on startup on MacOS
<LI> 1.1.5: Initial NetBSD support (thanks Krister Walfridsson)
<LI> 1.1.5: Expanded the YUV overlay to handle odd (ATI) hardware
<LI> 1.1.5: Fixed MacOS GL attribute selection (thanks Darrell)
<LI> 1.1.5: Implemented gamma correction on 8-bit hardware displays
<LI> 1.1.5: Performed logical/physical palette split (thanks Mattias)
<LI> 1.1.5: Added initial MacOS X support (thanks Stan)
<LI> 1.1.5: SDL_WarpMouse() now works on BeOS (thanks Christian)
<LI> 1.1.5: Windows GDI driver now supports 565 modes (thanks Ben)
<LI> 1.1.5: Correctly load OpenGL extensions on Win32 (thanks Beosil)
<LI> 1.1.5: Fixed crash with some threaded audio drivers
<LI> 1.1.5: Audio is now closed in SDL_Quit(), if necessary
<LI> 1.1.5: Win32 version now uses MSVC multi-threaded DLL runtime
<LI> 1.1.5: Replaced useless SDL_SetClipping() with SDL_SetClipRect()
<LI> 1.1.5: Added a flag to YUV overlays to show hardware support
<LI> 1.1.5: Added SDL_WasInit() to see what is currently initialized
<LI> 1.1.5: YUV overlays can now be accelerated with DirectX
<LI> 1.1.5: YUV overlays now have working pitch (thanks Vivien)
<LI> 1.1.5: Prompt the user if MacOS mode change may damage hardware
<LI> 1.1.5: Fixed DrawSprocket video mode lists and mode changes
<LI> 1.1.5: Added DrawSprocket acceleration of colorkey blits
<LI> 1.1.5: MacOS event handling is much more responsive by default
<LI> 1.1.5: MacOS modifier keys now generate key events
<LI> 1.1.5: Mattias Engdeg<65>rd did the "Great Alpha Flip"
<LI> 1.1.5: Added SDL_DisplayFormatAlpha() for fast alpha blits
<LI> 1.1.5: Added SDL_MapRGBA() and SDL_GetRGBA() to handle alpha
<LI> 1.1.5: SDL_SetAlpha() now accepts the SDL_RLEACCEL flag
<LI> 1.1.5: Blit semantics involving alpha are now well defined
<LI> 1.1.5: Added support for X11 DirectColor visuals for gamma API
<LI> 1.1.5: Added initial AmigaOS support (thanks Gabriele Greco)
<LI> 1.1.5: Added an initial gamma correction API (thanks Daniel)
<LI> 1.1.5: Disable DGA mouse while X11 application is iconified
<LI> 1.1.5: Allow 16-bit audio on Solaris (thanks Mattias)
<LI> 1.1.5: Added RLE acceleration of alpha blits (thanks Mattias)
<LI> 1.1.5: New documentation from the SDL Documentation Project
<LI> 1.1.4: Work around window resize bug in KDE 1.2
<LI> 1.1.4: Command-click is interpreted as right click on MacOS
<LI> 1.1.4: Removed ESounD detection on Solaris
<LI> 1.1.4: Updated to libtool 1.3.5 and latest config.guess
<LI> 1.1.4: testgl now works on 8-bit displays under X11
<LI> 1.1.4: SDL_WINDOWID hack now works with OpenGL on Linux
<LI> 1.1.4: Builds correctly on UNIX without X11 installed
<LI> 1.1.4: Fixed default GL driver loading on Win32
<LI> 1.1.4: Implemented fullscreen toggle on BeOS (thanks David)
<LI> 1.1.4: No longer use DirectDraw with OpenGL modes on Win32
<LI> 1.1.4: Added support for 320x200x8 in SVGAlib (thanks Michele)
<LI> 1.1.4: Implemented resizable windows on BeOS (thanks David)
<LI> 1.1.4: RLE colorkey encoding reduces memory use (thanks Mattias)
<LI> 1.1.4: The CD track length variable is now 32-bits (thanks Martin)
<LI> 1.1.4: Fixed crashing bug in Win32 semaphores (thanks Markus)
<LI> 1.1.4: Disabled aggresive gcc optimizations on X86
<LI> 1.1.4: Added support for blitting with GL (thanks Daniel Vogel)
<LI> 1.1.4: Improved the speed of the 16-bit colorkey copy blit
<LI> 1.1.4: Fixed pthread condition variable timeout
<LI> 1.1.3: Use timeGetTime() instead of GetTickCount() on Win32
<LI> 1.1.3: Release mouse when popped out of fullscreen on X11
<LI> 1.1.3: IRIX 6.5 and FreeBSD 4.0 are now officially supported
<LI> 1.1.3: Added optimization flags when compiling on x86 with gcc
<LI> 1.1.3: On BeOS, change to app directory when launched by Tracker
<LI> 1.1.3: Hold the option key on launch to get dialog on MacOS
<LI> 1.1.3: Added DrawSprockets on MacOS (thanks Darrell Walisser)
<LI> 1.1.3: Added support for Linux 2.4 input interface (HID)
<LI> 1.1.3: Fixed 24-bpp blits on big-endian systems (thanks Mattias)
<LI> 1.1.3: Don't try to use DGA mouse support on XFree86 4.00
<LI> 1.1.3: Don't create an X11 shared memory buffer for GL displays
<LI> 1.1.3: Framebuffer console acceleration disabled (broken) on G200
<LI> 1.1.3: Allow maximize on resizable Win32 surfaces (thanks Randi)
<LI> 1.1.3: Much faster RLE colorkey blit (thanks Xark and Mattias)
<LI> 1.1.3: Fixed some problems with iconification and focus in X11
<LI> 1.1.3: Added IMPS/2 protocol support for framebuffer console
<LI> 1.1.3: Added user-resizable video mode support
<LI> 1.1.3: Added arbitrary scaling of YUV overlay surfaces
<LI> 1.1.3: Added support for semaphores and condition variables
<LI> 1.1.3: Added SDL_ASYNCBLIT flag for asynchronous video updates
<LI> 1.1.3: Don't let the WM place window in X11 fullscreen mode
<LI> 1.1.3: Unload GL library after X11 display has closed
<LI> 1.1.3: Fixed X11 error when a clipped rectangle is updated
<LI> 1.1.3: Fixed crash when surface memory can't be allocated
<LI> 1.1.3: Added a check for DirectX 5 audio (thanks Markus)
<LI> 1.1.3: Added inline MMX assembly for YUV -> RGB conversion
<LI> 1.1.3: Fixed startup crash in X11_RefreshDisplay()
<LI> 1.1.3: SDL_Init(SDL_INIT_AUDIO) no longer fails with no soundcard
<LI> 1.1.3: Initial YUV video overlay support (supports XvImages)
<LI> 1.1.3: Fixed BadMatch X11 error with GLX 1.3
<LI> 1.1.3: Worked around incompatibilities with XFree86 4.0 vidmode
<LI> 1.1.3: The audio Makefile no longer takes forever to create
<LI> 1.1.3: The joystick hat positions changed to constants
<LI> 1.1.3: Fixed overlapping copy blit with odd widths
<LI> 1.1.3: Fix for SDL_WINDOWID crash contributed by Mattias
<LI> 1.1.3: Speeded up 32-bit alpha channel blits by nearly 100%
<LI> 1.1.3: Added experimental DGA 2.0 support (set SDL_VIDEODRIVER)
<LI> 1.1.2: Fixed crash running on NT with a read-only filesystem
<LI> 1.1.2: Re-use thread creation mutex on glibc-2.0 systems
<LI> 1.1.2: SDL_WM_SetIcon() now uses icon colorkey if mask is NULL
<LI> 1.1.2: Win32 relative mouse mode fixes (thanks Randi Relander)
<LI> 1.1.2: Not being able to set audio frags is no longer fatal
<LI> 1.1.2: Added support for multiple timers (thanks Stephane Peter)
<LI> 1.1.2: Copy blits optimized using inline assembly on x86 Linux
<LI> 1.1.2: Copy blit can now handle overlapping blits
<LI> 1.1.2: Fixed GL direct rendering on Utah GLX (thanks John Fulmer)
<LI> 1.1.2: Added unofficial support for AIX (thanks Carsten Griwodz)
<LI> 1.1.2: Enabled X11 VidMode extension on remote displays
<LI> 1.1.2: Load libGL.so.1 under X11 if an app isn't linked with GL
<LI> 1.1.2: Don't restack windows in the X11 environment
<LI> 1.1.2: Multiple X11 visual support (thanks Mattias Engdeg<65>rd)
<LI> 1.1.0: Internal event state is updated before filter is called
<LI> 1.1.0: Worked around DGA mouse cursor bug in Voodoo X server
<LI> 1.1.0: Added SDL OpenGL documentation (thanks Nicholas Vining)
<LI> 1.1.0: Added AAlib video driver support (thanks Stephane Peter)
<LI> 1.1.0: Added fullscreen support for Win32 GDI video driver
<LI> 1.1.0: Added SDL_GetAudioState() to get current audio status
<LI> 1.1.0: Added SDL_GetRelativeMouseState() to get relative motion
<LI> 1.1.0: Added 32-bit PII MMX optimized blitters from Hermes
<LI> 1.1.0: Added SDL_bool datatype for functions returning true/false
<LI> 1.1.0: Improved alpha blend speed (thanks Alexandre Courbot)
<LI> 1.1.0: Added function to queue events: SDL_PushEvent()
<LI> 1.1.0: Added user-defined event type to SDL_Event structure
<LI> 1.1.0: Added SDL_InitSubSystem() and SDL_QuitSubSystem()
<LI> 1.1.0: Added BDirectWindow fullscreen support on BeOS
<LI> 1.1.0: Added initial joystick support (Linux, Win32, BeOS, MacOS)
<LI> 1.1.0: The timer now runs in a separate thread if possible
<LI> 1.1.0: Added initial OpenGL support (Linux, Win32, BeOS, MacOS)
<LI> 1.0.9: Avoid potential crash in Win32 mouse handling (thanks Cliff)
<LI> 1.0.9: Fixed bug where /dev/dsp was incorrectly marked available
<LI> 1.0.9: Fixed DirectX crash if video height is larger than width
<LI> 1.0.9: Fixed win32 timer error message typo (thanks Martin Dvorak)
<LI> 1.0.8: Fixed deadlock if SDL_LockAudio() called from audio thread
<LI> 1.0.8: Fixed a race condition in thread creation
<LI> 1.0.7: Added detection for Linux supermount CD-ROM drives
<LI> 1.0.6: Added --static-libs option to sdl-config
<LI> 1.0.6: Fixed a clipping bug in the RLE colorkey blitting
<LI> 1.0.6: Mouse window manager routines implemented on MacOS
<LI> 1.0.6: Fixed SDL_HWPALETTE in fullscreen X11 video driver
<LI> 1.0.6: Improved relative mouse warping in X11 video driver
<LI> 1.0.6: DGA mouse mode is now enabled by SDL_VIDEO_X11_DGAMOUSE
<LI> 1.0.6: Grab input by default in fullscreen mode
<LI> 1.0.6: Detect hanging (incorrectly configured) Linux soundcard
<LI> 1.0.6: If ESPEAKER env variable is set, use ESD audio driver
<LI> 1.0.5: Fixed audio structure alignment for packing compilers
<LI> 1.0.5: Exposed SDL_AudioInit() and SDL_VideoInit()
<LI> 1.0.5: Added SDL_WM_ToggleFullScreen(), implemented for X11
<LI> 1.0.5: Removed ALT-Enter functionality - should be in apps
<LI> 1.0.5: The DSP audio driver is used by default on Linux
<LI> 1.0.4: Added optional DMA support for the Linux audio driver
<LI> 1.0.4: Fixed CD-ROM opening on the iBook under MacOS
<LI> 1.0.4: Fixed a crash in 8-bit mode when using X11 video
<LI> 1.0.4: Initial audio support on MacOS (thanks Darrell Walisser)
<LI> 1.0.4: The audio thread runs at high priority on Win32
<LI> 1.0.4: ESD audio support is now a separate selectable driver
<LI> 1.0.4: Initial OpenBSD support (thanks Federico Schwindt)
<LI> 1.0.4: Fixed hang when closing audio on Windows 2000
<LI> 1.0.4: Warn about monochrome X displays (thanks Christian Bauer)
<LI> 1.0.4: Fixed spurious X11 mouse focus events at ALT-ENTER
<LI> 1.0.4: Perform input ungrab at video quit, just in case
<LI> 1.0.4: Corrected X11 depth reporting in SDL_VideoModeOK()
<LI> 1.0.3: Disable mouse threshold when X11 mouse is in warp mode
<LI> 1.0.3: Fixed black-screen on exit in fbcon video driver
<LI> 1.0.3: Much improved console switching in fbcon video driver
<LI> 1.0.3: Fixed X11 UNICODE translation bug (thanks Andreas Arens)
<LI> 1.0.3: Fixed WaveOut mutex logic bug (thanks Markus Oberhum)
<LI> 1.0.3: Use X11 mouse warping when cursor hidden and input grabbed
<LI> 1.0.3: Doesn't try to use TrackMouseEvent() on Win95
<LI> 1.0.3: DirectColor support in fbcon driver (thanks Adam Meyerowitz)
<LI> 1.0.3: Fixed ALT-ENTER key state problem on X11
<LI> 1.0.2: Fixed Win32 code to run on VMWare with DIB video driver
<LI> 1.0.2: Added window manager function: SDL_WM_GrabInput()
<LI> 1.0.2: Added window manager function: SDL_WM_IconifyWindow()
<LI> 1.0.2: Added ALT-ENTER fullscreen toggle for X11 video driver
<LI> 1.0.2: X11 fullscreen mode uses DGA mouse if cursor is hidden
<LI> 1.0.2: New X11 fullscreen code doesn't require root
<LI> 1.0.2: Mouse focus and position is now updated at video mode set
<LI> 1.0.2: Mouse focus loss is now detected under Win32
<LI> 1.0.2: Menubar hiding is more robust on MacOS (thanks Matt Slott)
<LI> 1.0.2: Added CD-ROM support on MacOS (thanks Matt Slott)
<LI> 1.0.2: Added non-root fullscreen modes under X11 (thanks Stephane)
<LI> 1.0.2: Added docs for time functions (thanks Christian Biesinger)
<LI> 1.0.2: Squeezed a little more speed out of blitters (Duff's device)
<LI> 1.0.2: Added hardware acceleration for 3Dfx to fbcon driver.
<LI> 1.0.2: Added hardware acceleration for Matrox to fbcon driver.
<LI> 1.0.2: Windows mouse driver now recognizes the middle button.
<LI> 1.0.2: X11 driver now recognizes the "unix:0" display as local.
<LI> 1.0.2: Fixed a bug in DGA support which crashed some X servers.
<LI> 1.0.2: Added GPM repeater support (gpm -R) to fbcon driver
<LI> 1.0.2: Added support for hardware surfaces to fbcon driver
<LI> 1.0.2: Implemented console switching in fbcon driver
<LI> 1.0.2: Implemented graphics mode detection in fbcon driver
<LI> 1.0.2: Added SDL_EnableKeyRepeat() (thanks Jim Kutter)
<LI> 1.0.2: Enabled DirectSound on Windows 2000
<LI> 1.0.1: Fixed the frame buffer video driver on LinuxPPC
<LI> 1.0.1: Stopped using DirectSound on Windows NT.
<LI> 1.0.1: Stopped using DirectX when DINPUT.DLL is not installed.
<LI> 1.0.1: Added pthread detection to configure.in for FreeBSD.
<LI> 1.0.1: Updated the Solaris audio code for the 1.0 API
<LI> 1.0.1: Updated the MacOS code for the 1.0 internal API
</UL>
<H2>
Major changes since SDL 0.10.0:
</H2>
<UL>
<LI> 0.11.5: Fixed mouse warping in fullscreen mode
<LI> 0.11.5: Added a new function SDL_GetVideoSurface()
<LI> 0.11.5: Renamed SDL_AllocSurface() SDL_CreateRGBSurface()
<LI> 0.11.5: Added a new function SDL_CreateRGBSurfaceFrom()
<LI> 0.11.4: Added support for multiple compiled-in video drivers
<LI> 0.11.3: Fixed 16 --> 32 bpp blitting - using C instead of Hermes.
<LI> 0.11.3: Fixed double-buffering bug in the DirectX driver
<LI> 0.11.3: Added GGI video driver (thanks Jon Taylor)
<LI> 0.11.2: Added automake/aclocal/autoconf support
<LI> 0.11.1: Added an initial (buggy) MacOS CD-ROM driver
<LI> 0.11.1: Improved Linux CD-ROM detection
<LI> 0.11.1: Added a workaround for DGA mouse bug on Voodoo 3
<LI> 0.11.1: Fixed 24bpp --> 8bpp blit crash
<LI> 0.11.1: Fixed a bug in blit mapping when palette changed
<LI> 0.11.1: Added a Linux SBLive beta driver workaround
<LI> 0.11.1: Fixed Win32 cross-compile problem with mingw32
<LI> 0.11.1: Loss of keyboard focus now causes keys to be reset
<LI> 0.11.1: DGA DirectMouse is conditionally compiled (default off)
</UL>
<H2>
Major changes since SDL 0.8.0:
</H2>
<UL>
<LI> 0.9.16: Made SDL error messages thread-safe
<LI> 0.9.15: If you have r/w access to /dev/mem, DGA works on Linux
<LI> 0.9.15: Added support for Linux on the ARM (Netwinder)
<LI> 0.9.14: Removed color cursor support, fixed b/w cursors
<LI> 0.9.14: Fixed long-standing X11 DGA colormap problem
<LI> 0.9.13: Added dynamic load function: SDL_SetLibraryPath()
<LI> 0.9.13: Added unofficial support for MacOS
<LI> 0.9.13: Added unofficial support for FreeBSD
<LI> 0.9.13: Added unofficial support for IRIX
<LI> 0.9.13: Updated support for BeOS from R3 to R4.5
<LI> 0.9.13: Added SDL_SetLibraryPath() function (thanks Karsten Laux)
<LI> 0.9.13: Fixed 8-bit audio conversion when using SDL_MixAudio()
<LI> 0.9.13: Fixed audio thread lingering when app dies on Linux
<LI> 0.9.13: Fixed color problem in X display to other-endian systems
<LI> 0.9.13: Finally able to detect X11 key repeat (thanks GII team!)
<LI> 0.9.13: Added support for Visual C++ 5.0 development environment
<LI> 0.9.13: Added support for Linux on the Alpha
<LI> 0.9.13: Added support for international keyboards (see WhatsNew)
<LI> 0.9.12: Added support for loading IMA ADPCM compressed WAV files
<LI> 0.9.12: Fixed bug when mixing 8-bit audio in SDL_MixAudio()
<LI> 0.9.12: Added Enlightenment Sound Daemon audio support on Linux
<LI> 0.9.12: Added MTRR support for Linux/X11 (thanks David Barth)
<LI> 0.9.12: Added support for LinuxPPC 5.0
<LI> 0.9.12: Fixed place where some audio conversions aren't detected
<LI> 0.9.12: Fixed serious bug in installation script
<LI> 0.9.12: Added SDL_FreeWAV() function for freeing DLL memory
<LI> 0.9.12: Fixed potential memory leak in SDL_LoadWAV_RW()
<LI> 0.9.11: Freeing video surface has no longer crashes SDL_Quit()
<LI> 0.9.11: Included new asm blitters from Hermes library 1.2.4
<LI> 0.9.11: SDL_WaitThread() now gets the thread's return status
<LI> 0.9.11: SDL_MixAudio() takes a larger volume range (0-128)
<LI> 0.9.11: SDL no longer changes the X11 keyboard repeat
<LI> 0.9.11: Added a data source abstraction for loading/saving data
<LI> 0.9.11: Added three built in data abstractions:<BR>
SDL_RWFromFile(), SDL_RWFromFP(), SDL_RWFromMem()
<LI> 0.9.11: Added stdio-like functions for using data sources:<BR>
SDL_RWseek(), SDL_RWread(), SDL_RWwrite(), SDL_RWclose()
<LI> 0.9.11: Replaced SDL_CalculateEndian() with SDL_BYTEORDER macro
<LI> 0.9.11: Endian swapping functions are now macros, for speed.
<LI> 0.9.11: Endian read/write functions now use data sources
<LI> 0.9.11: Added function SDL_LoadWAV_RW() for data sources
<LI> 0.9.11: Added function SDL_LoadBMP_RW() for data sources
<LI> 0.9.11: Added function SDL_SaveBMP_RW() for data sources
<LI> 0.9.10: Mixer no longer fails if timidity isn't installed
<LI> 0.9.10: Mixer restarts MOD files on play (thanks Bill Kendrick)
<LI> 0.9.10: Fixed occasional crashing of the mixer library
<LI> 0.9.10: Fixed icon display on Afterstep under Linux
<LI> 0.9.10: Fixed occasional crash in mixer example
<LI> 0.9.10: Linux cdrom list now comes from /etc/fstab
<LI> 0.9.10: Fixed support for UK keyboard (thanks John Elliott)
<LI> 0.9.10: The event queue is now thread-safe
<LI> 0.9.10: Added event queue pump function: SDL_PumpEvents()
<LI> 0.9.10: Added low level event function: SDL_PeepEvents()
<LI> 0.9.10: Added a new thread function: SDL_ThreadID()
<LI> 0.9.10: Fixed an audio rate conversion memory overrun
<LI> 0.9.10: Fixed crash with RLE acceleration on big surfaces
<LI> 0.9.10: Improved MacOS display driver - added fullscreen
<LI> 0.9.10: Removed spurious warnings from Linux X11 driver
<LI> 0.9.10: Fixed memory leak in SDL_InvalidateMap()
<LI> 0.9.10: Fixed right button of 2-button mice on Win32
<LI> 0.9.10: Enabled XFree86 mode changes on older servers
<LI> 0.9.9: SDL_LoadBMP() handles BMP files created with GIMP
<LI> 0.9.9: SDL_LoadWAV() handles WAV files with "LIST" chunks
<LI> 0.9.9: Fixed problem with audio underflow on Solaris
<LI> 0.9.9: Initial support for 4-speaker audio output devices
<LI> 0.9.8: Fixed corrupt VC++ 5.0 desktop file
<LI> 0.9.8: Now detects fixed version of Metro-X X11 server
<LI> 0.9.8: Fixed XFree86 DGA banked mode update
<LI> 0.9.8: Fixed mouse press viewport shift on XFree86 DGA
<LI> 0.9.7: Fixed problem with displaying remotely via X11
<LI> 0.9.7: Win32 uses software cursor when fullscreen
<LI> 0.9.7: Win32 mouse uses DirectInput when fullscreen
<LI> 0.9.7: Added OpenGL software rendering via Mesa (demos archive)
<LI> 0.9.7: Fixed memory leak in ADPCM WAV decoding
<LI> 0.9.6: Added CD-ROM audio API documentation
<LI> 0.9.6: Fixed potential BeOS audio-related crash
<LI> 0.9.6: Fixed crash when resetting the video mode in DirectX
<LI> 0.9.6: Fixed errors compiling with the SparcWorks compiler
<LI> 0.9.6: Replaced SDL_GetDisplayFormat() with SDL_GetVideoInfo()
<LI> 0.9.6: Added a new fast fill function: SDL_FillRect()
<LI> 0.9.6: Added blit acceleration flags to SDL_AllocSurface()
<LI> 0.9.6: Added new double-buffering function: SDL_Flip()
<LI> 0.9.6: Fixed problem with buggy Metro-X X11 server
<LI> 0.9.6: Fixed 8-bit audio on Solaris with dbri hardware
<LI> 0.9.6: Fixed alarm clock problem with Solaris pthreads
<LI> 0.9.6: Fixed BeOS compilation problem
<LI> 0.9.5: Added tools to create Win32 icons in directx/icon/
<LI> 0.9.5: You can now pass a NULL mask to SDL_WM_SetIcon()
<LI> 0.9.5: Added support files for compiling with VC++ 5.0
<LI> 0.9.5: Fixed icon color bug under Win32
<LI> 0.9.5: Re-added SDL_LowerBlit() - not safe for use on display
<LI> 0.9.5: Fixed 0.9.x cursor blit deadlock
<LI> 0.9.5: Added SDL_FPLoadWAV(), SDL_FPLoadBMP(), SDL_FPSaveBMP()
<LI> 0.9.5: Added Linux, Win32, and BeOS CD audio support
<LI> 0.9.5: MMX accelerated blit disabled -- temporarily broken
<LI> 0.9.4: Fixed endianness issue with BeOS x86 blitting
<LI> 0.9.4: Fixed quit interrupt delivery on BeOS
<LI> 0.9.4: Fixed dynamic loading on BeOS
<LI> 0.9.4: Fixed DirectX audio on Win98
<LI> 0.9.4: Fixed possible sound-related crash on Linux PPC
<LI> 0.9.3: Mouse motion arrives as absolute and relative coordinates
<LI> 0.9.3: Fixed Visual C++ structure packing
<LI> 0.9.3: Fixed UNIX dynamic link library installation
<LI> 0.9.2: DirectX audio no longer hangs when app loses focus
<LI> 0.9.2: Fixed DirectX HiColor crash (palette bug)
<LI> 0.9.1: Fixed DirectX &lt;ALT&gt; key handling
<LI> 0.9.1: Fixed DirectX windowed palette problems
<LI> 0.9.1: Removed SDL_MapSurface() and SDL_UnmapSurface()
<LI> 0.9.0: Initial port to IRIX 6.x
<LI> 0.9.0: Initial port to OSF/1 3.2 (no sound yet)
<LI> 0.9.0: MacOS port in progress
</UL>
<H2>
Major changes since SDL 0.7:
</H2>
<UL>
<LI> Separated the demos and examples into a separate archive
<LI> Added support for loading Microsoft compressed WAV files
<LI> Added "soft" application crash recovery (signal handlers)
<LI> Fixed POSIX signal handling interaction with threads
<LI> Fixed audio output on MKLinux
<LI> Added dynamic library version checking
<LI> Updated for DirectX 6.0
<LI> Cleaned up dynamic linking and added static linking
<LI> Added automatic audio format and rate conversion
<LI> Optimized some blitter cases (8 --> 16/32 and 32 --> 16/8)
<LI> Removed precalculated alpha blending acceleration
<LI> Key and mouse button events are split into up/down events
<LI> It is now much easier to set an optimal video mode
</UL>
<H2>
Major changes since SDL 0.5:
</H2>
<UL>
<LI> Ported to Solaris 2.6
<LI> Added XFree86 Direct Graphic Access support
<LI> Supports LinuxPPC without threads
<LI> Completely rewritten video/surface API -- see SDL_video.h
<LI> Completely rewritten event API
<LI> Optimized black-white cursor creation
<LI> Added support for run-length-encoded colorkeying
<LI> Added support for hardware accelerated blits
<LI> Added support for blitting from 1-bit surfaces (bitmaps)
<LI> Added a function to simplify setting video modes
<LI> Added support for loading WAV files
<LI> Added endian swapping functions for memory values
<LI> Added alpha blending using alpha value or channel
<LI> Added precalculated alpha blending acceleration
<LI> Added function to return current time in milliseconds
<LI> New event type SDL_ACTIVEEVENT, to detect iconification
<LI> New event type SDL_SYSWMEVENT, for custom window hooks
<LI> Added a platform dependent function to get window handle
<LI> Added a function to check the run-time version of SDL
<LI> Added periodic timer support at 10 ms resolution
<LI> Added support for the SDL_DEBUG environment variable
<LI> Miscellaneous internal cleanups
</UL>
<H2>
Major changes since SDL 0.4:
</H2>
<UL>
<LI> SDL library code is now dynamically loaded
<LI> Added support for pthreads (Linux glibc2)
<LI> Removed SDL_mutexN() and SDL_mutexIncr()
</UL>
<H2>
Major changes since SDL 0.3:
</H2>
<UL>
<LI> Added support for DirectX 5.0
<LI> Added support for surfaces in video memory
<LI> Added support for source color-key blitting
<LI> Added support for single-rectangle clipping
<LI> Added support for warping (moving) the cursor
<LI> Added support for color cursors
<LI> Greatly simplified internal event queue
<LI> Minor bug-fixes
</UL>
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