static void GetVideoModes()
{
SDL_Rect **modes = SDL_CALL SDL_ListModes(NULL, SDL_SWSURFACE | SDL_FULLSCREEN);
if (modes == NULL) usererror("sdl: no modes available");
_all_modes = (SDL_CALL SDL_ListModes(NULL, SDL_SWSURFACE | (_fullscreen ? SDL_FULLSCREEN : 0)) == (void*)-1);
if (modes == (void*)-1) {
int n = 0;
for (uint i = 0; i < lengthof(_default_resolutions); i++) {
if (SDL_CALL SDL_VideoModeOK(_default_resolutions[i].width, _default_resolutions[i].height, 8, SDL_FULLSCREEN) != 0) {
_resolutions[n] = _default_resolutions[i];
if (++n == lengthof(_resolutions)) break;
}
}
_num_resolutions = n;
} else {
int n = 0;
for (int i = 0; modes[i]; i++) {
uint w = modes[i]->w;
uint h = modes[i]->h;
int j;
for (j = 0; j < n; j++) {
if (_resolutions[j].width == w && _resolutions[j].height == h) break;
}
if (j == n) {
_resolutions[j].width = w;
_resolutions[j].height = h;
if (++n == lengthof(_resolutions)) break;
}
}
_num_resolutions = n;
SortResolutions(_num_resolutions);
}
}
static void GetVideoModes()
{
/* Need to set a gfx_mode as there is NO other way to autodetect for
* cards ourselves... and we need a card to get the modes. */
set_gfx_mode(_fullscreen ? GFX_AUTODETECT_FULLSCREEN : GFX_AUTODETECT_WINDOWED, 640, 480, 0, 0);
GFX_MODE_LIST *mode_list = get_gfx_mode_list(gfx_driver->id);
if (mode_list == NULL) {
memcpy(_resolutions, default_resolutions, sizeof(default_resolutions));
_num_resolutions = lengthof(default_resolutions);
return;
}
GFX_MODE *modes = mode_list->mode;
int n = 0;
for (int i = 0; modes[i].bpp != 0; i++) {
uint w = modes[i].width;
uint h = modes[i].height;
if (w >= 640 && h >= 480) {
int j;
for (j = 0; j < n; j++) {
if (_resolutions[j].width == w && _resolutions[j].height == h) break;
}
if (j == n) {
_resolutions[j].width = w;
_resolutions[j].height = h;
if (++n == lengthof(_resolutions)) break;
}
}
}
_num_resolutions = n;
SortResolutions(_num_resolutions);
destroy_gfx_mode_list(mode_list);
}
