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hardwaregamma geht nun

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This commit is contained in:
Yamagi Burmeister 2009-10-04 13:37:37 +00:00
parent 8ef2d63866
commit f5b5514568
1 changed files with 29 additions and 7 deletions
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36
src/sdl/refresh.c
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@ -349,6 +349,31 @@ static void SetSDLIcon()
SDL_FreeSurface(icon);
}
/*
* * UpdateHardwareGamma *
*
* We are using gamma relative to the desktop, so that we can share it * with
* software renderer and don't require to change desktop gamma * to match
* hardware gamma image brightness. It seems that Quake 3 is * using the
* opposite approach, but it has no software renderer after * all.
*/
void
UpdateHardwareGamma(void)
{
float g = (1.3 - vid_gamma->value + 1);
g = (g > 1 ? g : 1);
SDL_SetGamma(g, g, g);
}
void
SetSDLGamma(void)
{
gl_state.hwgamma = true;
vid_gamma->modified = true;
ri.Con_Printf(PRINT_ALL, "Using hardware gamma\n");
}
/*
** SWimp_InitGraphics
**
@ -423,6 +448,7 @@ static qboolean GLimp_InitGraphics( qboolean fullscreen )
SDL_ShowCursor(0);
X11_active = true;
SetSDLGamma();
return true;
}
@ -481,7 +507,7 @@ int GLimp_SetMode( int *pwidth, int *pheight, int mode, qboolean fullscreen )
** DIBs or DDRAW surfaces as appropriate.
*/
void SWimp_Shutdown( void )
void GLimp_Shutdown( void )
{
if (surface)
SDL_FreeSurface(surface);
@ -491,15 +517,11 @@ void SWimp_Shutdown( void )
SDL_Quit();
else
SDL_QuitSubSystem(SDL_INIT_VIDEO);
gl_state.hwgamma = false;
X11_active = false;
}
void GLimp_Shutdown( void )
{
SWimp_Shutdown();
}
/*
** SWimp_AppActivate
*/