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SDL_DirectFB_video.h
182 lines (135 loc) · 5.38 KB
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2010 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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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
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Sam Lantinga
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slouken@libsdl.org
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SDL1.3 DirectFB driver by couriersud@arcor.de
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*/
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#include "SDL_config.h"
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#ifndef _SDL_DirectFB_video_h
#define _SDL_DirectFB_video_h
#include <directfb.h>
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#include <directfb_version.h>
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#include "../SDL_sysvideo.h"
#include "SDL_scancode.h"
#include "SDL_render.h"
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#define DFB_VERSIONNUM(X, Y, Z) \
((X)*1000 + (Y)*100 + (Z))
#define DFB_COMPILEDVERSION \
DFB_VERSIONNUM(DIRECTFB_MAJOR_VERSION, DIRECTFB_MINOR_VERSION, DIRECTFB_MICRO_VERSION)
#define DFB_VERSION_ATLEAST(X, Y, Z) \
(DFB_COMPILEDVERSION >= DFB_VERSIONNUM(X, Y, Z))
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#if (DFB_VERSION_ATLEAST(1,0,0))
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#define SDL_DIRECTFB_OPENGL 1
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#else
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#error "SDL_DIRECTFB: Please compile against libdirectfb version >= 1.0.0"
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#endif
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/* Set below to 1 to compile with (old) multi mice/keyboard api. Code left in
* in case we see this again ...
*/
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#define USE_MULTI_API (0)
/* Support for LUT8/INDEX8 pixel format.
* This is broken in DirectFB 1.4.3. It works in 1.4.0 and 1.4.5
* occurred.
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*/
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#if (DFB_COMPILEDVERSION == DFB_VERSIONNUM(1, 4, 3))
#define ENABLE_LUT8 (0)
#else
#define ENABLE_LUT8 (1)
#endif
#define DIRECTFB_DEBUG 1
#define LOG_CHANNEL stdout
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#define DFBENV_USE_YUV_UNDERLAY "SDL_DIRECTFB_YUV_UNDERLAY" /* Default: off */
#define DFBENV_USE_YUV_DIRECT "SDL_DIRECTFB_YUV_DIRECT" /* Default: off */
#define DFBENV_USE_X11_CHECK "SDL_DIRECTFB_X11_CHECK" /* Default: on */
#define DFBENV_USE_LINUX_INPUT "SDL_DIRECTFB_LINUX_INPUT" /* Default: on */
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#define DFBENV_USE_WM "SDL_DIRECTFB_WM" /* Default: off */
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#define SDL_DFB_RELEASE(x) do { if ( (x) != NULL ) { SDL_DFB_CHECK(x->Release(x)); x = NULL; } } while (0)
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#define SDL_DFB_FREE(x) do { if ( (x) != NULL ) { SDL_free(x); x = NULL; } } while (0)
#define SDL_DFB_UNLOCK(x) do { if ( (x) != NULL ) { x->Unlock(x); } } while (0)
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#define SDL_DFB_CONTEXT "SDL_DirectFB"
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#define SDL_DFB_ERR(x...) \
do { \
fprintf(LOG_CHANNEL, "%s: %s <%d>:\n\t", \
SDL_DFB_CONTEXT, __FILE__, __LINE__ ); \
fprintf(LOG_CHANNEL, x ); \
} while (0)
#if (DIRECTFB_DEBUG)
#define SDL_DFB_LOG(x...) \
do { \
fprintf(LOG_CHANNEL, SDL_DFB_CONTEXT); \
fprintf(LOG_CHANNEL, x ); \
fprintf(LOG_CHANNEL, "\n"); \
} while (0)
#define SDL_DFB_DEBUG(x...) SDL_DFB_ERR( x )
static inline DFBResult sdl_dfb_check(DFBResult ret, const char *src_file, int src_line) {
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if (ret != DFB_OK) {
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SDL_DFB_LOG("%s (%d):%s", src_file, src_line, DirectFBErrorString (ret) );
SDL_SetError("%s:%s", SDL_DFB_CONTEXT, DirectFBErrorString (ret) );
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}
return ret;
}
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#define SDL_DFB_CHECK(x...) do { sdl_dfb_check( x, __FILE__, __LINE__); } while (0)
#define SDL_DFB_CHECKERR(x...) do { if ( sdl_dfb_check( x, __FILE__, __LINE__) != DFB_OK ) goto error; } while (0)
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#else
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#define SDL_DFB_CHECK(x...) x
#define SDL_DFB_CHECKERR(x...) do { if (x != DFB_OK ) goto error; } while (0)
#define SDL_DFB_LOG(x...) do {} while (0)
#define SDL_DFB_DEBUG(x...) do {} while (0)
#endif
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#define SDL_DFB_CALLOC(r, n, s) \
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do { \
r = SDL_calloc (n, s); \
if (!(r)) { \
SDL_DFB_ERR("Out of memory"); \
SDL_OutOfMemory(); \
goto error; \
} \
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} while (0)
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#define SDL_DFB_ALLOC_CLEAR(r, s) SDL_DFB_CALLOC(r, 1, s)
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/* Private display data */
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#define SDL_DFB_DEVICEDATA(dev) DFB_DeviceData *devdata = (dev ? (DFB_DeviceData *) ((dev)->driverdata) : NULL)
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#define DFB_MAX_SCREENS 10
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typedef struct _DFB_KeyboardData DFB_KeyboardData;
struct _DFB_KeyboardData
{
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const SDL_Scancode *map; /* keyboard scancode map */
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int map_size; /* size of map */
int map_adjust; /* index adjust */
int is_generic; /* generic keyboard */
int id;
};
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typedef struct _DFB_DeviceData DFB_DeviceData;
struct _DFB_DeviceData
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{
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int initialized;
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IDirectFB *dfb;
int num_mice;
int mouse_id[0x100];
int num_keyboard;
DFB_KeyboardData keyboard[10];
SDL_Window *firstwin;
int use_yuv_underlays;
int use_yuv_direct;
int use_linux_input;
int has_own_wm;
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/* window grab */
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SDL_Window *grabbed_window;
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/* global events */
IDirectFBEventBuffer *events;
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};
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Uint32 DirectFB_DFBToSDLPixelFormat(DFBSurfacePixelFormat pixelformat);
DFBSurfacePixelFormat DirectFB_SDLToDFBPixelFormat(Uint32 format);
void DirectFB_SetSupportedPixelFormats(SDL_RendererInfo *ri);
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#endif /* _SDL_DirectFB_video_h */