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add code for USE_GAMMA_RAMPS case for SDL2 builds. (still off by default.)

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git-svn-id: svn://svn.code.sf.net/p/quakespasm/code/trunk/quakespasm@1053 af15c1b1-3010-417e-b628-4374ebc0bcbd
This commit is contained in:
Ozkan Sezer 2014-09-21 14:00:56 +00:00
parent 11c1b1f67c
commit f040037e64
1 changed files with 31 additions and 13 deletions
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44
Quake/gl_vidsdl.c
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@ -124,10 +124,6 @@ cvar_t vid_gamma = {"gamma", "1", CVAR_ARCHIVE}; //johnfitz -- moved here from
//==========================================================================
#define USE_GAMMA_RAMPS 0
#if (USE_GAMMA_RAMPS) && defined(USE_SDL2)
#undef USE_GAMMA_RAMPS /* not with SDL2 */
#define USE_GAMMA_RAMPS 0
#endif
#if USE_GAMMA_RAMPS
static unsigned short vid_gamma_red[256];
@ -159,15 +155,22 @@ static void VID_Gamma_SetGamma (void)
value = GAMMA_MAX;
#if defined(USE_SDL2)
# if USE_GAMMA_RAMPS
if (SDL_SetWindowGammaRamp(draw_context, vid_gamma_red, vid_gamma_green, vid_gamma_blue) != 0)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetWindowGammaRamp\n");
# else
if (SDL_SetWindowBrightness(draw_context, value) != 0)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetWindowBrightness\n");
#elif (USE_GAMMA_RAMPS)
# endif
#else /* USE_SDL2 */
# if USE_GAMMA_RAMPS
if (SDL_SetGammaRamp(vid_gamma_red, vid_gamma_green, vid_gamma_blue) == -1)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetGammaRamp\n");
#else
# else
if (SDL_SetGamma(value,value,value) == -1)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetGamma\n");
#endif
# endif
#endif /* USE_SDL2 */
}
}
@ -181,15 +184,22 @@ static void VID_Gamma_Restore (void)
if (draw_context && gammaworks)
{
#if defined(USE_SDL2)
# if USE_GAMMA_RAMPS
if (SDL_SetWindowGammaRamp(draw_context, vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) != 0)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetWindowGammaRamp\n");
# else
if (SDL_SetWindowBrightness(draw_context, 1) != 0)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetWindowBrightness\n");
#elif (USE_GAMMA_RAMPS)
# endif
#else /* USE_SDL2 */
# if USE_GAMMA_RAMPS
if (SDL_SetGammaRamp(vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == -1)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetGammaRamp\n");
#else
# else
if (SDL_SetGamma(1, 1, 1) == -1)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetGamma\n");
#endif
# endif
#endif /* USE_SDL2 */
}
}
@ -232,14 +242,22 @@ VID_Gamma_Init -- call on init
static void VID_Gamma_Init (void)
{
#if defined(USE_SDL2)
# if USE_GAMMA_RAMPS
gammaworks = (SDL_GetWindowGammaRamp(draw_context, vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
if (gammaworks)
gammaworks = (SDL_SetWindowGammaRamp(draw_context, vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
# else
gammaworks = (SDL_SetWindowBrightness(draw_context, 1) == 0);
#elif (USE_GAMMA_RAMPS)
# endif
#else /* USE_SDL2 */
# if USE_GAMMA_RAMPS
gammaworks = (SDL_GetGammaRamp(vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
if (gammaworks)
gammaworks = (SDL_SetGammaRamp(vid_sysgamma_red, vid_sysgamma_green, vid_sysgamma_blue) == 0);
#else
# else
gammaworks = (SDL_SetGamma(1, 1, 1) == 0);
#endif
# endif
#endif /* USE_SDL2 */
if (!gammaworks)
Con_SafePrintf("gamma adjustment not available\n");