quakeforge/libs/video/targets/context_sdl.c
Bill Currie 4e4d1b99b4 Clean up all the system shutdown calls
I added Sys_RegisterShutdown years ago and never really did anything
with it: now any system that needs to be shutdown can ensure it gets
shutdown on program exit, and in the correct order (ie, reverse to init
order).
2019-07-12 23:15:26 +09:00

79 lines
1.8 KiB
C

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <stdlib.h>
#include <SDL.h>
#include "QF/cvar.h"
#include "QF/input.h"
#include "QF/sys.h"
#include "QF/va.h"
#include "QF/vid.h"
#include "context_sdl.h"
#include "vid_internal.h"
cvar_t *vid_bitdepth;
void
VID_SDL_GammaCheck (void)
{
Uint16 redtable[256], greentable[256], bluetable[256];
if (SDL_GetGammaRamp(redtable, greentable, bluetable) < 0)
vid_gamma_avail = false;
else
vid_gamma_avail = true;
}
void
VID_SetCaption (const char *text)
{
if (text && *text) {
char *temp = strdup (text);
SDL_WM_SetCaption (va ("%s: %s", PACKAGE_STRING, temp), NULL);
free (temp);
} else {
SDL_WM_SetCaption (va ("%s", PACKAGE_STRING), NULL);
}
}
qboolean
VID_SetGamma (double gamma)
{
return SDL_SetGamma((float) gamma, (float) gamma, (float) gamma);
}
static void
VID_UpdateFullscreen (cvar_t *vid_fullscreen)
{
if (!r_data || !viddef.initialized)
return;
if ((vid_fullscreen->int_val && !(sdl_screen->flags & SDL_FULLSCREEN))
|| (!vid_fullscreen->int_val && sdl_screen->flags & SDL_FULLSCREEN))
if (!SDL_WM_ToggleFullScreen (sdl_screen))
Sys_Printf ("VID_UpdateFullscreen: error setting fullscreen\n");
IN_UpdateGrab (in_grab);
}
void
SDL_Init_Cvars (void)
{
vid_fullscreen = Cvar_Get ("vid_fullscreen", "0", CVAR_ARCHIVE,
VID_UpdateFullscreen,
"Toggles fullscreen mode");
vid_system_gamma = Cvar_Get ("vid_system_gamma", "1", CVAR_ARCHIVE, NULL,
"Use system gamma control if available");
// FIXME: vid_colorbpp in common GL setup, make consistent with sdl32 scheme
vid_bitdepth = Cvar_Get ("vid_bitdepth", "8", CVAR_ROM, NULL, "Sets "
"display bitdepth (supported modes: 8 16 32)");
}