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raze-gles/source/build/src/sdlayer12.cpp
terminx 5c1e350d79 sdlayer: don't add windowed modes that are larger than the monitor's actual resolution 
git-svn-id: https://svn.eduke32.com/eduke32@7115 1a8010ca-5511-0410-912e-c29ae57300e0
2018-10-25 23:32:00 +00:00

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// SDL 1.2 compatibility.
#include <SDL/SDL_events.h>
#ifdef _WIN32
HWND win_gethwnd(void)
{
struct SDL_SysWMinfo wmInfo;
SDL_VERSION(&wmInfo.version);
if (SDL_GetWMInfo(&wmInfo) != 1)
{
initprintf("win_gethwnd: SDL_GetWindowWMInfo() failed: %s\n", SDL_GetError());
return 0;
}
return wmInfo.window;
}
#endif
int32_t videoSetVsync(int32_t newSync)
{
if (vsync_renderlayer == newSync)
return newSync;
vsync_renderlayer = newSync;
videoResetMode();
if (videoSetGameMode(fullscreen, xres, yres, bpp, upscalefactor))
OSD_Printf("restartvid: Reset failed...\n");
return newSync;
}
int32_t sdlayer_checkversion(void)
{
const SDL_version *linked = SDL_Linked_Version();
SDL_version compiled;
SDL_VERSION(&compiled);
initprintf("Initializing SDL system interface "
"(compiled against SDL version %d.%d.%d, found version %d.%d.%d)\n",
compiled.major, compiled.minor, compiled.patch, linked->major, linked->minor, linked->patch);
if (SDL_VERSIONNUM(linked->major, linked->minor, linked->patch) < SDL_REQUIREDVERSION)
{
/*reject running under SDL versions older than what is stated in sdl_inc.h */
initprintf("You need at least v%d.%d.%d of SDL to run this game\n", SDL_MIN_X, SDL_MIN_Y, SDL_MIN_Z);
return -1;
}
return 0;
}
//
// initsystem() -- init SDL systems
//
int32_t initsystem(void)
{
#if defined NOSDLPARACHUTE
const int sdlinitflags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
#else
const int sdlinitflags = SDL_INIT_VIDEO;
#endif
mutex_init(&m_initprintf);
#ifdef _WIN32
win_init();
#endif
if (sdlayer_checkversion())
return -1;
if (SDL_Init(sdlinitflags))
{
initprintf("Initialization failed! (%s)\nNon-interactive mode enabled\n", SDL_GetError());
novideo = 1;
#ifdef USE_OPENGL
nogl = 1;
#endif
}
atexit(uninitsystem);
frameplace = 0;
lockcount = 0;
if (!novideo)
{
char drvname[32];
#ifdef USE_OPENGL
if (SDL_GL_LoadLibrary(0))
{
initprintf("Failed loading OpenGL driver. GL modes will be unavailable.\n");
nogl = 1;
}
#ifdef POLYMER
if (loadglulibrary(getenv("BUILD_GLULIB")))
{
initprintf("Failed loading GLU. GL modes will be unavailable.\n");
nogl = 1;
}
#endif
#endif
if (SDL_VideoDriverName(drvname, 32))
initprintf("Using \"%s\" video driver\n", drvname);
wm_setapptitle(apptitle);
}
#if defined GEKKO
SDL_ShowCursor(SDL_DISABLE);
#endif
return 0;
}
#ifdef GEKKO
static const char *joynames[3][15] = {
{
"Left Stick X", "Left Stick Y", "Right Stick X", "Right Stick Y", "Axis 5", "Axis 6", "Axis 7", "Axis 8",
"Axis 9", "Axis 10", "Axis 11", "Axis 12", "Axis 13", "Axis 14", "Axis 15",
},
{
"Button A", "Button B", "Button 1", "Button 2", "Button -", "Button +", "Button HOME", "Button Z", "Button C",
"Button X", "Button Y", "Trigger L", "Trigger R", "Trigger ZL", "Trigger ZR",
},
{
"D-Pad Up", "D-Pad Right", "D-Pad Down", "D-Pad Left", "Hat 5", "Hat 6", "Hat 7", "Hat 8", "Hat 9", "Hat 10",
"Hat 11", "Hat 12", "Hat 13", "Hat 14", "Hat 15",
}
};
const char *joyGetName(int32_t what, int32_t num)
{
switch (what)
{
case 0: // axis
if ((unsigned)num > (unsigned)joystick.numAxes) return NULL;
return joynames[0][num];
case 1: // button
if ((unsigned)num > (unsigned)joystick.numButtons) return NULL;
return joynames[1][num];
case 2: // hat
if ((unsigned)num > (unsigned)joystick.numHats) return NULL;
return joynames[2][num];
default:
return NULL;
}
}
#endif
//
// grabmouse_low() -- show/hide mouse cursor, lower level (doesn't check state).
// furthermore return 0 if successful.
//
static inline char grabmouse_low(char a)
{
#if !defined GEKKO
SDL_ShowCursor(a ? SDL_DISABLE : SDL_ENABLE);
return (SDL_WM_GrabInput(a ? SDL_GRAB_ON : SDL_GRAB_OFF) != (a ? SDL_GRAB_ON : SDL_GRAB_OFF));
#else
UNREFERENCED_PARAMETER(a);
return 0;
#endif
}
// high-resolution timers for profiling
uint64_t timerGetTicksU64(void)
{
# if defined _WIN32
return win_getu64ticks();
# elif defined __APPLE__
return mach_absolute_time();
# elif _POSIX_TIMERS>0 && defined _POSIX_MONOTONIC_CLOCK
// This is SDL HG's SDL_GetPerformanceCounter() when clock_gettime() is
// available.
uint64_t ticks;
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
ticks = now.tv_sec;
ticks *= 1000000000;
ticks += now.tv_nsec;
return ticks;
# elif defined GEKKO
return ticks_to_nanosecs(gettime());
# else
// Blar. This pragma is unsupported on earlier GCC versions.
// At least we'll get a warning and a reference to this line...
# pragma message "Using low-resolution (1ms) timer for getu64ticks. Profiling will work badly."
return SDL_GetTicks();
# endif
}
uint64_t timerGetFreqU64(void)
{
# if defined _WIN32
return win_timerfreq;
# elif defined __APPLE__
static mach_timebase_info_data_t ti;
if (ti.denom == 0)
(void) mach_timebase_info(&ti); // ti.numer/ti.denom: nsec/(m_a_t() tick)
return (1000000000LL*ti.denom)/ti.numer;
# elif _POSIX_TIMERS>0 && defined _POSIX_MONOTONIC_CLOCK
return 1000000000;
# elif defined GEKKO
return TB_NSPERSEC;
# else
return 1000;
# endif
}
void videoGetModes(void)
{
int32_t i, maxx = 0, maxy = 0;
int32_t j;
static int32_t cdepths[] = { 8,
#ifdef USE_OPENGL
16, 24, 32,
#endif
0 };
SDL_Rect **modes;
SDL_PixelFormat pf;
pf.palette = NULL;
pf.BitsPerPixel = 8;
pf.BytesPerPixel = 1;
if (modeschecked || novideo)
return;
validmodecnt = 0;
// initprintf("Detecting video modes:\n");
// do fullscreen modes first
for (j = 0; cdepths[j]; j++)
{
#ifdef USE_OPENGL
if (nogl && cdepths[j] > 8)
continue;
#endif
pf.BitsPerPixel = cdepths[j];
pf.BytesPerPixel = cdepths[j] >> 3;
// We convert paletted contents to non-paletted
modes = SDL_ListModes((cdepths[j] == 8) ? NULL : &pf, SURFACE_FLAGS | SDL_FULLSCREEN);
if (modes == (SDL_Rect **)0)
{
if (cdepths[j] > 8)
cdepths[j] = -1;
continue;
}
if (modes == (SDL_Rect **)-1)
{
for (i = 0; g_defaultVideoModes[i].x; i++)
SDL_ADDMODE(g_defaultVideoModes[i].x, g_defaultVideoModes[i].y, cdepths[j], 1);
}
else
{
for (i = 0; modes[i]; i++)
{
if (!SDL_CHECKMODE(modes[i]->w, modes[i]->h))
continue;
SDL_ADDMODE(modes[i]->w, modes[i]->h, cdepths[j], 1);
if ((modes[i]->w > maxx) || (modes[i]->h > maxy))
{
maxx = modes[i]->w;
maxy = modes[i]->h;
}
}
}
}
SDL_CHECKFSMODES(maxx, maxy);
// add windowed modes next
for (j = 0; cdepths[j]; j++)
{
#ifdef USE_OPENGL
if (nogl && cdepths[j] > 8)
continue;
#endif
if (cdepths[j] < 0)
continue;
for (i = 0; g_defaultVideoModes[i].x; i++)
{
auto &mode = g_defaultVideoModes[i];
if (mode.x > maxx || mode.y > maxy || !SDL_CHECKMODE(mode.x, mode.y))
continue;
SDL_ADDMODE(mode.x, mode.y, cdepths[j], 0);
}
}
qsort((void *)validmode, validmodecnt, sizeof(struct validmode_t), &sortmodes);
modeschecked = 1;
}
//
// setvideomode() -- set SDL video mode
//
int32_t videoSetMode(int32_t x, int32_t y, int32_t c, int32_t fs)
{
int32_t regrab = 0, ret;
#ifdef USE_OPENGL
static int32_t ovsync = 1;
#endif
ret = setvideomode_sdlcommon(&x, &y, c, fs, &regrab);
if (ret != 1)
{
if (ret == 0)
{
setvideomode_sdlcommonpost(x, y, c, fs, regrab);
}
return ret;
}
// restore gamma before we change video modes if it was changed
if (sdl_surface && gammabrightness)
{
SDL_SetGammaRamp(sysgamma[0], sysgamma[1], sysgamma[2]);
gammabrightness = 0; // redetect on next mode switch
}
// deinit
destroy_window_resources();
initprintf("Setting video mode %dx%d (%d-bpp %s)\n", x, y, c, ((fs & 1) ? "fullscreen" : "windowed"));
#ifdef USE_OPENGL
if (c > 8 || !nogl)
{
int32_t i, j, multisamplecheck = (glmultisample > 0);
if (nogl)
return -1;
# ifdef _WIN32
win_setvideomode(c);
# endif
struct glattribs
{
SDL_GLattr attr;
int32_t value;
} sdlayer_gl_attributes [] =
{
{ SDL_GL_DOUBLEBUFFER, 1 },
{ SDL_GL_MULTISAMPLEBUFFERS, glmultisample > 0 },
{ SDL_GL_MULTISAMPLESAMPLES, glmultisample },
{ SDL_GL_STENCIL_SIZE, 1 },
{ SDL_GL_ACCELERATED_VISUAL, 1 },
{ SDL_GL_SWAP_CONTROL, vsync_renderlayer },
};
do
{
SDL_GL_ATTRIBUTES(i, sdlayer_gl_attributes);
/* HACK: changing SDL GL attribs only works before surface creation,
so we have to create a new surface in a different format first
to force the surface we WANT to be recreated instead of reused. */
if (vsync_renderlayer != ovsync)
{
if (sdl_surface)
{
SDL_FreeSurface(sdl_surface);
sdl_surface =
SDL_SetVideoMode(1, 1, 8, SDL_NOFRAME | SURFACE_FLAGS | ((fs & 1) ? SDL_FULLSCREEN : 0));
SDL_FreeSurface(sdl_surface);
}
ovsync = vsync_renderlayer;
}
sdl_surface = SDL_SetVideoMode(x, y, c, SDL_OPENGL | ((fs & 1) ? SDL_FULLSCREEN : 0));
if (!sdl_surface)
{
if (multisamplecheck)
{
initprintf("Multisample mode not possible. Retrying without multisampling.\n");
glmultisample = 0;
continue;
}
initprintf("Unable to set video mode!\n");
return -1;
}
} while (multisamplecheck--);
gladLoadGLLoader(SDL_GL_GetProcAddress);
}
else
#endif // defined USE_OPENGL
{
// We convert paletted contents to non-paletted
sdl_surface = SDL_SetVideoMode(x, y, 0, SURFACE_FLAGS | ((fs & 1) ? SDL_FULLSCREEN : 0));
if (!sdl_surface)
{
initprintf("Unable to set video mode!\n");
return -1;
}
}
setvideomode_sdlcommonpost(x, y, c, fs, regrab);
return 0;
}
//
// showframe() -- update the display
//
void videoShowFrame(int32_t w)
{
UNREFERENCED_PARAMETER(w);
#ifdef USE_OPENGL
if (!nogl)
{
if (bpp > 8)
{
if (palfadedelta)
fullscreen_tint_gl(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta);
}
else
{
glsurface_blitBuffer();
}
SDL_GL_SwapBuffers();
return;
}
#endif
if (offscreenrendering) return;
if (lockcount)
{
printf("Frame still locked %d times when showframe() called.\n", lockcount);
while (lockcount) videoEndDrawing();
}
if (SDL_MUSTLOCK(sdl_surface)) SDL_LockSurface(sdl_surface);
softsurface_blitBuffer((uint32_t*) sdl_surface->pixels, sdl_surface->format->BitsPerPixel);
if (SDL_MUSTLOCK(sdl_surface)) SDL_UnlockSurface(sdl_surface);
SDL_Flip(sdl_surface);
}
// SDL 1.2 specific event handling
int32_t handleevents_pollsdl(void)
{
int32_t code, rv = 0, j;
SDL_Event ev;
while (SDL_PollEvent(&ev))
{
switch (ev.type)
{
case SDL_KEYDOWN:
case SDL_KEYUP:
code = keytranslation[ev.key.keysym.sym];
#ifdef KEY_PRINT_DEBUG
printf("keytranslation[%d] = %s (%d) %s\n", ev.key.keysym.sym, g_keyNameTable[code], code,
ev.key.type == SDL_KEYDOWN ? "DOWN" : "UP");
#endif
if (code != OSD_OSDKey() && ev.key.keysym.unicode != 0 && ev.key.type == SDL_KEYDOWN &&
(ev.key.keysym.unicode & 0xff80) == 0 && !keyBufferFull())
{
if (OSD_HandleChar(ev.key.keysym.unicode & 0x7f))
keyBufferInsert(ev.key.keysym.unicode & 0x7f);
}
// hook in the osd
if ((j = OSD_HandleScanCode(code, (ev.key.type == SDL_KEYDOWN))) <= 0)
{
if (j == -1) // osdkey
{
for (j = 0; j < NUMKEYS; ++j)
{
if (keyGetState(j))
{
keySetState(j, 0);
if (keypresscallback)
keypresscallback(j, 0);
}
}
}
break;
}
if (ev.key.type == SDL_KEYDOWN)
{
if (!keyGetState(code))
{
keySetState(code, 1);
if (keypresscallback)
keypresscallback(code, 1);
}
}
else
{
#ifdef __linux
if (code == 0x59) // pause
break;
#endif
keySetState(code, 0);
if (keypresscallback)
keypresscallback(code, 0);
}
break;
case SDL_ACTIVEEVENT:
if (ev.active.state & SDL_APPINPUTFOCUS)
{
appactive = ev.active.gain;
if (g_mouseGrabbed && g_mouseEnabled)
grabmouse_low(!!appactive);
# ifdef _WIN32
// Win_SetKeyboardLayoutUS(appactive);
if (backgroundidle)
SetPriorityClass(GetCurrentProcess(),
appactive ? NORMAL_PRIORITY_CLASS : IDLE_PRIORITY_CLASS);
# endif
rv = -1;
if (ev.active.state & SDL_APPMOUSEFOCUS)
g_mouseInsideWindow = ev.active.gain;
}
break;
// SDL_MOUSEMOTION needs to fall through to default... this is just GEKKO processing!
case SDL_MOUSEMOTION:
#ifdef GEKKO
// check if it's a wiimote pointer pretending to be a mouse
if (ev.motion.state & SDL_BUTTON_X2MASK)
{
// the absolute values are used to draw the crosshair
g_mouseAbs.x = ev.motion.x;
g_mouseAbs.y = ev.motion.y;
// hack: reduce the scale of the "relative" motions
// to make it act more like a real mouse
ev.motion.xrel /= 16;
ev.motion.yrel /= 12;
}
#endif
fallthrough__;
default: // OSD_Printf("Got event (%d)\n", ev.type); break;
rv = handleevents_sdlcommon(&ev);
break;
}
}
return rv;
}
// from SDL HG, modified
int32_t SDL_WaitEventTimeout(SDL_Event *event, int32_t timeout)
{
uint32_t expiration = 0;
if (timeout > 0)
expiration = SDL_GetTicks() + timeout;
for (;;)
{
SDL_PumpEvents();
switch (SDL_PeepEvents(event, 1, SDL_GETEVENT, ~0)) // SDL_FIRSTEVENT, SDL_LASTEVENT)) {
{
case -1: return 0;
case 1: return 1;
case 0:
if (timeout == 0)
{
/* Polling and no events, just return */
return 0;
}
if (timeout > 0 && ((int32_t)(SDL_GetTicks() - expiration) >= 0))
{
/* Timeout expired and no events */
return 0;
}
SDL_Delay(10);
break;
}
}
}
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