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Use SDL_DOUBLEBUF in all SDL_SetVideoMode() calls, and don't force 16 bits. 

By forcing 16 bits for full screen mode, performs drops dramatically on
displays where SDL has to do conversion.
This commit is contained in:
Guus Sliepen 2011-08-24 20:34:26 +02:00
parent f46bbcef69
commit 212b03fa68
3 changed files with 5 additions and 5 deletions
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2
code/init.cpp
View File

@ -184,7 +184,7 @@ void initSystem()
SDL_WM_SetIcon(loadImage("gfx/alienDevice.png"), NULL);
if (currentGame.fullScreen)
graphics.screen = SDL_SetVideoMode(800, 600, 16, SDL_DOUBLEBUF|SDL_HWPALETTE|SDL_FULLSCREEN);
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_DOUBLEBUF|SDL_HWPALETTE|SDL_FULLSCREEN);
else
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_DOUBLEBUF|SDL_HWPALETTE);

4
code/intermission.cpp
View File

@ -428,7 +428,7 @@ void showOptions(SDL_Surface *optionsSurface)
#if LINUX
SDL_WM_ToggleFullScreen(graphics.screen);
#else
graphics.screen = SDL_SetVideoMode(800, 600, 16, SDL_HWSURFACE|SDL_HWPALETTE|SDL_FULLSCREEN);
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_DOUBLEBUF|SDL_HWSURFACE|SDL_HWPALETTE|SDL_FULLSCREEN);
graphics.drawBackground();
flushBuffer();
#endif
@ -443,7 +443,7 @@ void showOptions(SDL_Surface *optionsSurface)
#if LINUX
SDL_WM_ToggleFullScreen(graphics.screen);
#else
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_HWSURFACE|SDL_HWPALETTE);
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_DOUBLEBUF|SDL_HWSURFACE|SDL_HWPALETTE);
graphics.drawBackground();
flushBuffer();
#endif

4
code/title.cpp
View File

@ -414,9 +414,9 @@ int doTitle()
SDL_WM_ToggleFullScreen(graphics.screen);
#else
if (currentGame.fullScreen)
graphics.screen = SDL_SetVideoMode(800, 600, 16, SDL_HWSURFACE|SDL_HWPALETTE|SDL_FULLSCREEN);
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_DOUBLEBUF|SDL_HWSURFACE|SDL_HWPALETTE|SDL_FULLSCREEN);
else
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_HWSURFACE|SDL_HWPALETTE);
graphics.screen = SDL_SetVideoMode(800, 600, 0, SDL_DOUBLEBUF|SDL_HWSURFACE|SDL_HWPALETTE);
graphics.drawBackground();
flushBuffer();