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added gfx init fallbacks that disables some troubling gfx options

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This commit is contained in:
Magnus Auvinen 2008-11-08 08:44:39 +00:00
parent 19ec7319a5
commit d113cd901c
1 changed files with 83 additions and 47 deletions
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86
src/engine/client/ec_gfx.c
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@ -151,34 +151,14 @@ static void add_vertices(int count)
flush();
}
int gfx_init()
{
int i;
screen_width = config.gfx_screen_width;
screen_height = config.gfx_screen_height;
if(config.dbg_stress)
{
screen_width = 320;
screen_height = 240;
no_gfx = 1;
}
if(SDL_Init(SDL_INIT_AUDIO|SDL_INIT_VIDEO) < 0)
{
dbg_msg("gfx", "Unable to init SDL: %s\n", SDL_GetError());
return -1;
}
atexit(SDL_Quit);
if(!no_gfx)
static int try_init()
{
const SDL_VideoInfo *info;
int flags = SDL_OPENGL;
screen_width = config.gfx_screen_width;
screen_height = config.gfx_screen_height;
info = SDL_GetVideoInfo();
/* set flags */
@ -204,6 +184,11 @@ int gfx_init()
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, config.gfx_fsaa_samples);
}
else
{
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 0);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);
}
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
@ -214,9 +199,60 @@ int gfx_init()
screen_surface = SDL_SetVideoMode(screen_width, screen_height, 0, flags);
if(screen_surface == NULL)
{
dbg_msg("gfx", "Unable to set video mode: %s\n", SDL_GetError());
dbg_msg("gfx", "unable to set video mode: %s", SDL_GetError());
return -1;
}
return 0;
}
int gfx_init()
{
int i;
if(config.dbg_stress)
no_gfx = 1;
if(SDL_Init(SDL_INIT_AUDIO|SDL_INIT_VIDEO) < 0)
{
dbg_msg("gfx", "unable to init SDL: %s", SDL_GetError());
return -1;
}
atexit(SDL_Quit);
if(!no_gfx)
{
do
{
if(try_init() == 0)
break;
/* try disabling fsaa */
if(config.gfx_fsaa_samples)
{
dbg_msg("gfx", "disabling FSAA and trying again");
config.gfx_fsaa_samples = 0;
if(try_init() == 0)
break;
}
/* try lowering the resolution */
if(config.gfx_screen_width != 640 || config.gfx_screen_height != 480)
{
dbg_msg("gfx", "setting resolution to 640x480 and trying again");
config.gfx_screen_width = 640;
config.gfx_screen_height = 480;
if(try_init() == 0)
break;
}
dbg_msg("gfx", "out of ideas. failed to init graphics");
return -1;
} while(0);
}
/* Init vertices */