Submitted By: Ryan Oliver Date: 2005-05-22 Initial Package Version: 1.2.6 Upstream Status: unknown Origin: libcaca website http://sam.zoy.org/libcaca/patch-libsdl1.2-libcaca0.7.diff Description: Adds libcaca support to SDL $Id: patch-libsdl1.2-libcaca0.7.diff 809 2005-03-23 11:07:40Z sam $ diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/configure.in libsdl1.2-1.2.6-caca/configure.in --- libsdl1.2-1.2.6/configure.in 2003-11-16 23:51:54.000000000 +0100 +++ libsdl1.2-1.2.6-caca/configure.in 2003-11-21 15:50:49.000000000 +0100 @@ -952,6 +952,32 @@ CheckAAlib() fi } +dnl Find the libcaca includes +CheckCaca() +{ + AC_ARG_ENABLE(video-caca, +[ --enable-video-caca use libcaca video driver [default=no]], + , enable_video_caca=no) + if test x$enable_video = xyes -a x$enable_video_caca = xyes; then + AC_MSG_CHECKING(for libcaca support) + video_caca=no + AC_TRY_COMPILE([ + #include + ],[ + ],[ + video_caca=yes + ]) + AC_MSG_RESULT($video_caca) + if test x$video_caca = xyes; then + CFLAGS="$CFLAGS -DENABLE_CACA `caca-config --cflags`" + SYSTEM_LIBS="$SYSTEM_LIBS `caca-config --plugin-libs`" + + VIDEO_SUBDIRS="$VIDEO_SUBDIRS caca" + VIDEO_DRIVERS="$VIDEO_DRIVERS caca/libvideo_caca.la" + fi + fi +} + dnl Set up the Atari Xbios driver CheckAtariXbiosVideo() { @@ -1738,6 +1764,7 @@ case "$target" in CheckGGI CheckSVGA CheckAAlib + CheckCaca CheckQtopia CheckPicoGUI CheckOpenGL @@ -1819,6 +1846,7 @@ case "$target" in CheckDGA CheckSVGA CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD # Set up files for the main() stub @@ -1865,6 +1893,7 @@ case "$target" in CheckDGA CheckSVGA CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD CheckUSBHID @@ -1903,6 +1932,7 @@ case "$target" in CheckNAS CheckX11 CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD CheckUSBHID @@ -1945,6 +1975,7 @@ case "$target" in CheckNAS CheckX11 CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD CheckUSBHID @@ -1988,6 +2019,7 @@ case "$target" in CheckNAS CheckX11 CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD # Set up files for the main() stub @@ -2031,6 +2063,7 @@ case "$target" in CheckNAS CheckX11 CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD # Set up files for the main() stub @@ -2071,6 +2104,7 @@ case "$target" in CheckNAS CheckX11 CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD # Set up files for the main() stub @@ -2123,6 +2157,7 @@ case "$target" in CheckX11 CheckGGI CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD # Set up files for the main() stub @@ -2164,6 +2199,7 @@ case "$target" in CheckX11 CheckGGI CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD # Set up files for the main() stub @@ -2202,6 +2238,7 @@ case "$target" in CheckX11 CheckGGI CheckAAlib + CheckCaca CheckOpenGL CheckPTHREAD SDL_LIBS="$SDL_LIBS -lrt" @@ -2709,6 +2746,7 @@ src/video/Makefile src/video/aalib/Makefile src/video/ataricommon/Makefile src/video/bwindow/Makefile +src/video/caca/Makefile src/video/cybergfx/Makefile src/video/dc/Makefile src/video/dga/Makefile diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/Makefile.am libsdl1.2-1.2.6-caca/src/video/Makefile.am --- libsdl1.2-1.2.6/src/video/Makefile.am 2003-08-30 21:13:06.000000000 +0200 +++ libsdl1.2-1.2.6-caca/src/video/Makefile.am 2003-11-17 00:36:40.000000000 +0100 @@ -5,7 +5,7 @@ noinst_LTLIBRARIES = libvideo.la # Define which subdirectories need to be built SUBDIRS = @VIDEO_SUBDIRS@ -DIST_SUBDIRS = dummy x11 dga nanox fbcon directfb vgl svga ggi aalib \ +DIST_SUBDIRS = dummy x11 dga nanox fbcon directfb vgl svga ggi aalib caca \ wincommon windib windx5 \ maccommon macdsp macrom riscos quartz \ bwindow ps2gs photon cybergfx epoc picogui \ diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/SDL_sysvideo.h libsdl1.2-1.2.6-caca/src/video/SDL_sysvideo.h --- libsdl1.2-1.2.6/src/video/SDL_sysvideo.h 2003-08-30 21:13:07.000000000 +0200 +++ libsdl1.2-1.2.6-caca/src/video/SDL_sysvideo.h 2003-11-17 02:23:43.000000000 +0100 @@ -359,6 +359,9 @@ extern VideoBootStrap SVGALIB_bootstrap; #ifdef ENABLE_AALIB extern VideoBootStrap AALIB_bootstrap; #endif +#ifdef ENABLE_CACA +extern VideoBootStrap Caca_bootstrap; +#endif #ifdef ENABLE_WINDIB extern VideoBootStrap WINDIB_bootstrap; #endif diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/SDL_video.c libsdl1.2-1.2.6-caca/src/video/SDL_video.c --- libsdl1.2-1.2.6/src/video/SDL_video.c 2003-08-30 21:13:07.000000000 +0200 +++ libsdl1.2-1.2.6-caca/src/video/SDL_video.c 2003-11-17 02:23:15.000000000 +0100 @@ -78,6 +78,9 @@ static VideoBootStrap *bootstrap[] = { #ifdef ENABLE_AALIB &AALIB_bootstrap, #endif +#ifdef ENABLE_CACA + &Caca_bootstrap, +#endif #ifdef ENABLE_DIRECTX &DIRECTX_bootstrap, #endif diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/caca/Makefile.am libsdl1.2-1.2.6-caca/src/video/caca/Makefile.am --- libsdl1.2-1.2.6/src/video/caca/Makefile.am 1970-01-01 01:00:00.000000000 +0100 +++ libsdl1.2-1.2.6-caca/src/video/caca/Makefile.am 2003-11-17 01:24:38.000000000 +0100 @@ -0,0 +1,13 @@ + +## Makefile.am for SDL using the libcaca video driver + +noinst_LTLIBRARIES = libvideo_caca.la +libvideo_caca_la_SOURCES = $(CACA_SRCS) + +# The SDL libcaca video driver sources +CACA_SRCS = \ + SDL_cacavideo.h \ + SDL_cacaevents.c \ + SDL_cacaevents_c.h \ + SDL_cacavideo.c + diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/caca/SDL_cacaevents.c libsdl1.2-1.2.6-caca/src/video/caca/SDL_cacaevents.c --- libsdl1.2-1.2.6/src/video/caca/SDL_cacaevents.c 1970-01-01 01:00:00.000000000 +0100 +++ libsdl1.2-1.2.6-caca/src/video/caca/SDL_cacaevents.c 2004-01-08 02:51:07.000000000 +0100 @@ -0,0 +1,97 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id: patch-libsdl1.2-libcaca0.7.diff 809 2005-03-23 11:07:40Z sam $"; +#endif + +#include + +#include + +#include "SDL.h" +#include "SDL_sysevents.h" +#include "SDL_events_c.h" +#include "SDL_cacavideo.h" +#include "SDL_cacaevents_c.h" + +void Caca_PumpEvents(_THIS) +{ + int posted = 0; + int event; + SDL_keysym keysym; + + if( ! this->screen ) /* Wait till we got the screen initialised */ + return; + + do { + posted = 0; + + /* Get libcaca event */ + SDL_mutexP(Caca_mutex); + event = caca_get_event(CACA_EVENT_ANY); + SDL_mutexV(Caca_mutex); + + if ( event & (CACA_EVENT_KEY_PRESS | CACA_EVENT_KEY_RELEASE)) { + int key; + switch ( event & 0xffffff ) + { + case CACA_KEY_LEFT: key = SDLK_LEFT; break; + case CACA_KEY_RIGHT: key = SDLK_RIGHT; break; + case CACA_KEY_UP: key = SDLK_UP; break; + case CACA_KEY_DOWN: key = SDLK_DOWN; break; + default: key = event & 0xff; break; + } + /* Key pressed */ +/* printf("Key pressed: %d (%c)\n", key, key); */ + keysym.scancode = key; + keysym.sym = key; + keysym.mod = KMOD_NONE; + keysym.unicode = 0; + if ( SDL_TranslateUNICODE ) { + keysym.unicode = key; + } + posted += SDL_PrivateKeyboard((event & CACA_EVENT_KEY_PRESS) ? SDL_PRESSED : SDL_RELEASED, &keysym); + } + else if ( event & (CACA_EVENT_MOUSE_PRESS | CACA_EVENT_MOUSE_RELEASE) ) { + /* FIXME: we currently ignore the button type! */ + int button = event & 0x00ffffff; + if ( button > 3 ) { + button = 1; + } + posted += SDL_PrivateMouseButton((event & CACA_EVENT_MOUSE_PRESS) ? SDL_PRESSED : SDL_RELEASED, button, 0, 0); + } + else if ( event & CACA_EVENT_MOUSE_MOTION ) { + int new_x = 0, new_y = 0; + new_x = ((event & 0x00fff000) >> 12) * Caca_w / caca_get_width(); + new_y = ((event & 0x00000fff) >> 0) * Caca_h / caca_get_height(); + posted += SDL_PrivateMouseMotion(0, 0, new_x, new_y); + } + } while ( posted ); +} + +void Caca_InitOSKeymap(_THIS) +{ + return; +} + diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/caca/SDL_cacaevents_c.h libsdl1.2-1.2.6-caca/src/video/caca/SDL_cacaevents_c.h --- libsdl1.2-1.2.6/src/video/caca/SDL_cacaevents_c.h 1970-01-01 01:00:00.000000000 +0100 +++ libsdl1.2-1.2.6-caca/src/video/caca/SDL_cacaevents_c.h 2003-11-17 03:04:31.000000000 +0100 @@ -0,0 +1,34 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id: patch-libsdl1.2-libcaca0.7.diff 809 2005-03-23 11:07:40Z sam $"; +#endif + +#include "SDL_cacavideo.h" + +/* Variables and functions exported by SDL_sysevents.c to other parts + of the native video subsystem (SDL_sysvideo.c) +*/ +extern void Caca_PumpEvents(_THIS); +extern void Caca_InitOSKeymap(_THIS); diff -puriN -x Makefile -x '*.la' libsdl1.2-1.2.6/src/video/caca/SDL_cacavideo.c libsdl1.2-1.2.6-caca/src/video/caca/SDL_cacavideo.c --- libsdl1.2-1.2.6/src/video/caca/SDL_cacavideo.c 1970-01-01 01:00:00.000000000 +0100 +++ libsdl1.2-1.2.6-caca/src/video/caca/SDL_cacavideo.c 2003-12-18 13:11:06.000000000 +0100 @@ -0,0 +1,301 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 2003 Sam Hocevar + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Hocevar + sam@zoy.org +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id: patch-libsdl1.2-libcaca0.7.diff 809 2005-03-23 11:07:40Z sam $"; +#endif + +/* libcaca based SDL video driver implementation. +*/ + +#include +#include +#include +#include +#include + + +#include "SDL.h" +#include "SDL_error.h" +#include "SDL_video.h" +#include "SDL_mouse.h" +#include "SDL_sysvideo.h" +#include "SDL_pixels_c.h" +#include "SDL_events_c.h" + +#include "SDL_cacavideo.h" +#include "SDL_cacaevents_c.h" + +#include + +/* Initialization/Query functions */ +static int Caca_VideoInit(_THIS, SDL_PixelFormat *vformat); +static SDL_Rect **Caca_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); +static SDL_Surface *Caca_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); +static void Caca_VideoQuit(_THIS); + +/* Hardware surface functions */ +static int Caca_AllocHWSurface(_THIS, SDL_Surface *surface); +static int Caca_LockHWSurface(_THIS, SDL_Surface *surface); +static int Caca_FlipHWSurface(_THIS, SDL_Surface *surface); +static void Caca_UnlockHWSurface(_THIS, SDL_Surface *surface); +static void Caca_FreeHWSurface(_THIS, SDL_Surface *surface); + +/* Cache the VideoDevice struct */ +static struct SDL_VideoDevice *local_this; + +/* libcaca driver bootstrap functions */ + +static int Caca_Available(void) +{ + return 1; /* Always available ! */ +} + +static void Caca_DeleteDevice(SDL_VideoDevice *device) +{ + free(device->hidden); + free(device); +} + +static SDL_VideoDevice *Caca_CreateDevice(int devindex) +{ + SDL_VideoDevice *device; + + /* Initialize all variables that we clean on shutdown */ + device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); + if ( device ) { + memset(device, 0, (sizeof *device)); + device->hidden = (struct SDL_PrivateVideoData *) + malloc((sizeof *device->hidden)); + } + if ( (device == NULL) || (device->hidden == NULL) ) { + SDL_OutOfMemory(); + if ( device ) { + free(device); + } + return(0); + } + memset(device->hidden, 0, (sizeof *device->hidden)); + + /* Set the function pointers */ + device->VideoInit = Caca_VideoInit; + device->ListModes = Caca_ListModes; + device->SetVideoMode = Caca_SetVideoMode; + device->CreateYUVOverlay = NULL; + device->SetColors = NULL; + device->UpdateRects = NULL; + device->VideoQuit = Caca_VideoQuit; + device->AllocHWSurface = Caca_AllocHWSurface; + device->CheckHWBlit = NULL; + device->FillHWRect = NULL; + device->SetHWColorKey = NULL; + device->SetHWAlpha = NULL; + device->LockHWSurface = Caca_LockHWSurface; + device->UnlockHWSurface = Caca_UnlockHWSurface; + device->FlipHWSurface = NULL; + device->FreeHWSurface = Caca_FreeHWSurface; + device->SetCaption = NULL; + device->SetIcon = NULL; + device->IconifyWindow = NULL; + device->GrabInput = NULL; + device->GetWMInfo = NULL; + device->InitOSKeymap = Caca_InitOSKeymap; + device->PumpEvents = Caca_PumpEvents; + + device->free = Caca_DeleteDevice; + + return device; +} + +VideoBootStrap Caca_bootstrap = { + "caca", "Color ASCII Art Library", + Caca_Available, Caca_CreateDevice +}; + +int Caca_VideoInit(_THIS, SDL_PixelFormat *vformat) +{ + int i; + + /* Initialize all variables that we clean on shutdown */ + for ( i=0; ix = SDL_modelist[i]->y = 0; + } + /* Modes sorted largest to smallest */ + SDL_modelist[0]->w = 1024; SDL_modelist[0]->h = 768; + SDL_modelist[1]->w = 800; SDL_modelist[1]->h = 600; + SDL_modelist[2]->w = 640; SDL_modelist[2]->h = 480; + SDL_modelist[3]->w = 320; SDL_modelist[3]->h = 400; + SDL_modelist[4]->w = 320; SDL_modelist[4]->h = 240; + SDL_modelist[5]->w = 320; SDL_modelist[5]->h = 200; + SDL_modelist[6] = NULL; + + Caca_mutex = SDL_CreateMutex(); + + /* Initialize the library */ + if ( caca_init() != 0 ) { + SDL_SetError("Unable to initialize libcaca"); + return(-1); + } + + /* Initialize private variables */ + Caca_lastkey = 0; + Caca_bitmap = NULL; + Caca_buffer = NULL; + + local_this = this; + + /* Determine the screen depth (use default 8-bit depth) */ + vformat->BitsPerPixel = 8; + vformat->BytesPerPixel = 1; + + /* We're done! */ + return(0); +} + +SDL_Rect **Caca_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) +{ + if(format->BitsPerPixel != 8) + return NULL; + + if ( flags & SDL_FULLSCREEN ) { + return SDL_modelist; + } else { + return (SDL_Rect **) -1; + } +} + +/* Various screen update functions available */ +static void Caca_DirectUpdate(_THIS, int numrects, SDL_Rect *rects); + +SDL_Surface *Caca_SetVideoMode(_THIS, SDL_Surface *current, + int width, int height, int bpp, Uint32 flags) +{ + if ( Caca_buffer ) { + free( Caca_buffer ); + Caca_buffer = NULL; + } + + if ( Caca_bitmap ) { + caca_free_bitmap( Caca_bitmap ); + Caca_bitmap = NULL; + } + + Caca_buffer = malloc(2 * ((width + 15) & ~15) * height); + if ( ! Caca_buffer ) { + SDL_SetError("Couldn't allocate buffer for requested mode"); + return(NULL); + } + + memset(Caca_buffer, 0, 2 * ((width + 15) & ~15) * height); + + /* Allocate the new pixel format for the screen */ + if ( ! SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0) ) { + return(NULL); + } + + /* Set up the new mode framebuffer */ + current->flags = SDL_FULLSCREEN; + Caca_w = current->w = width; + Caca_h = current->h = height; + current->pitch = 2 * ((width + 15) & ~15); + current->pixels = Caca_buffer; + + /* Create the libcaca bitmap */ + Caca_bitmap = caca_create_bitmap( 16, width, height, current->pitch, 0xf800, 0x07e0, 0x001f, 0x0000 ); + if ( ! Caca_bitmap ) { + SDL_SetError("Couldn't allocate libcaca bitmap"); + return(NULL); + } + + /* Set the blit function */ + this->UpdateRects = Caca_DirectUpdate; + + /* We're done */ + return(current); +} + +/* We don't actually allow hardware surfaces other than the main one */ +static int Caca_AllocHWSurface(_THIS, SDL_Surface *surface) +{ + return(-1); +} +static void Caca_FreeHWSurface(_THIS, SDL_Surface *surface) +{ + return; +} + +/* We need to wait for vertical retrace on page flipped displays */ +static int Caca_LockHWSurface(_THIS, SDL_Surface *surface) +{ + /* TODO ? */ + return(0); +} +static void Caca_UnlockHWSurface(_THIS, SDL_Surface *surface) +{ + return; +} + +/* FIXME: How is this done with libcaca? */ +static int Caca_FlipHWSurface(_THIS, SDL_Surface *surface) +{ + SDL_mutexP(Caca_mutex); + caca_refresh(); + SDL_mutexV(Caca_mutex); + return(0); +} + +static void Caca_DirectUpdate(_THIS, int numrects, SDL_Rect *rects) +{ + SDL_mutexP(Caca_mutex); + caca_draw_bitmap( 0, 0, caca_get_width() - 1, caca_get_height() - 1, + Caca_bitmap, Caca_buffer ); + caca_refresh(); + SDL_mutexV(Caca_mutex); + return; +} + +/* Note: If we are terminated, this could be called in the middle of + another SDL video routine -- notably UpdateRects. +*/ +void Caca_VideoQuit(_THIS) +{ + int i; + + /* Free video mode lists */ + for ( i=0; i +#include + +#include + +/* Hidden "this" pointer for the video functions */ +#define _THIS SDL_VideoDevice *this + +#define SDL_NUMMODES 6 + +/* Private display data */ +struct SDL_PrivateVideoData { + SDL_Rect *SDL_modelist[SDL_NUMMODES+1]; + SDL_mutex *mutex; + + struct caca_bitmap *bitmap; + void *buffer; + int w, h; + + int lastkey; + struct timeval lasttime; +}; + +/* Old variable names */ +#define SDL_modelist (this->hidden->SDL_modelist) +#define Caca_palette (this->hidden->palette) +#define Caca_bitmap (this->hidden->bitmap) +#define Caca_buffer (this->hidden->buffer) + +#define Caca_w (this->hidden->w) +#define Caca_h (this->hidden->h) + +#define Caca_lastkey (this->hidden->lastkey) +#define Caca_lasttime (this->hidden->lasttime) + +#define Caca_mutex (this->hidden->mutex) + +#endif /* _SDL_cacavideo_h */