mirror of
https://github.com/DrBeef/Raze.git
synced 2024-12-16 07:31:04 +00:00
577 lines
16 KiB
C
577 lines
16 KiB
C
// SDL 1.2 compatibility. Not for Windows, Android, iOS or anything with a working port of SDL 2.0
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#include <SDL/SDL_events.h>
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#if defined GEKKO
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# define HW_RVL
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# include <ogc/lwp.h>
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# include <ogc/lwp_watchdog.h>
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#include "gctypes.h" // for bool
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extern void L2Enhance();
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extern void CON_EnableGecko(int channel,int safe);
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extern bool fatInit(uint32_t cacheSize, bool setAsDefaultDevice);
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#endif
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int32_t wm_ynbox(const char *name, const char *fmt, ...)
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{
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char buf[2048];
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char c;
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va_list va;
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UNREFERENCED_PARAMETER(name);
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va_start(va, fmt);
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vsprintf(buf, fmt, va);
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va_end(va);
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#if defined __APPLE__
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return osx_ynbox(name, buf);
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#elif defined HAVE_GTK2
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{
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int32_t r = gtkbuild_ynbox(name, buf);
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if (r >= 0)
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return r;
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}
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#endif
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// NOTE: this is dead code for most #ifdef cases above.
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puts(buf);
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puts(" (type 'Y' or 'N', and press Return or Enter to continue)");
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do c = getchar(); while (c != 'Y' && c != 'y' && c != 'N' && c != 'n');
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if (c == 'Y' || c == 'y') return 1;
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return 0;
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}
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#ifdef USE_OPENGL
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void setvsync(int32_t sync)
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{
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if (vsync_render == sync) return;
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vsync_render = sync;
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resetvideomode();
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if (setgamemode(fullscreen, xdim, ydim, bpp))
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OSD_Printf("restartvid: Reset failed...\n");
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}
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#endif
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int32_t sdlayer_checkversion(void)
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{
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const SDL_version *linked = SDL_Linked_Version();
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SDL_version compiled;
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SDL_VERSION(&compiled);
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initprintf("Initializing SDL system interface "
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"(compiled against SDL version %d.%d.%d, found version %d.%d.%d)\n",
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compiled.major, compiled.minor, compiled.patch, linked->major, linked->minor, linked->patch);
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if (SDL_VERSIONNUM(linked->major, linked->minor, linked->patch) < SDL_REQUIREDVERSION)
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{
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/*reject running under SDL versions older than what is stated in sdl_inc.h */
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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);
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return -1;
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}
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return 0;
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}
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//
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// initsystem() -- init SDL systems
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//
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int32_t initsystem(void)
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{
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#if defined NOSDLPARACHUTE
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const int sdlinitflags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
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#else
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const int sdlinitflags = SDL_INIT_VIDEO;
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#endif
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mutex_init(&m_initprintf);
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if (sdlayer_checkversion())
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return -1;
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if (SDL_Init(sdlinitflags))
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{
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initprintf("Initialization failed! (%s)\nNon-interactive mode enabled\n", SDL_GetError());
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novideo = 1;
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#ifdef USE_OPENGL
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nogl = 1;
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#endif
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}
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atexit(uninitsystem);
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frameplace = 0;
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lockcount = 0;
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if (!novideo)
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{
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char drvname[32];
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#ifdef USE_OPENGL
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if (loadgldriver(getenv("BUILD_GLDRV")))
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{
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initprintf("Failed loading OpenGL driver. GL modes will be unavailable.\n");
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nogl = 1;
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}
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#endif
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if (SDL_VideoDriverName(drvname, 32))
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initprintf("Using \"%s\" video driver\n", drvname);
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wm_setapptitle(apptitle);
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}
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return 0;
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}
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#ifdef GEKKO
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static const char *joynames[3][15] = {
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{
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"Left Stick X", "Left Stick Y", "Right Stick X", "Right Stick Y", "Axis 5", "Axis 6", "Axis 7", "Axis 8",
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"Axis 9", "Axis 10", "Axis 11", "Axis 12", "Axis 13", "Axis 14", "Axis 15",
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},
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{
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"Button A", "Button B", "Button 1", "Button 2", "Button -", "Button +", "Button HOME", "Button Z", "Button C",
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"Button X", "Button Y", "Trigger L", "Trigger R", "Trigger ZL", "Trigger ZR",
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},
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{
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"D-Pad Up", "D-Pad Right", "D-Pad Down", "D-Pad Left", "Hat 5", "Hat 6", "Hat 7", "Hat 8", "Hat 9", "Hat 10",
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"Hat 11", "Hat 12", "Hat 13", "Hat 14", "Hat 15",
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}
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};
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const char *getjoyname(int32_t what, int32_t num)
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{
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switch (what)
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{
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case 0: // axis
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if ((unsigned)num > (unsigned)joynumaxes) return NULL;
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return joynames[0][num];
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case 1: // button
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if ((unsigned)num > (unsigned)joynumbuttons) return NULL;
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return joynames[1][num];
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case 2: // hat
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if ((unsigned)num > (unsigned)joynumhats) return NULL;
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return joynames[2][num];
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default:
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return NULL;
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}
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}
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#endif
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//
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// grabmouse_low() -- show/hide mouse cursor, lower level (doesn't check state).
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// furthermore return 0 if successful.
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//
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static inline char grabmouse_low(char a)
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{
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#if (!defined DEBUGGINGAIDS || defined __APPLE__)
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SDL_ShowCursor(a ? SDL_DISABLE : SDL_ENABLE);
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return (SDL_WM_GrabInput(a ? SDL_GRAB_ON : SDL_GRAB_OFF) != (a ? SDL_GRAB_ON : SDL_GRAB_OFF));
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#else
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UNREFERENCED_PARAMETER(a);
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return 0;
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#endif
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}
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// high-resolution timers for profiling
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uint64_t getu64ticks(void)
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{
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#if defined __APPLE__
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return mach_absolute_time();
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# elif _POSIX_TIMERS>0 && defined _POSIX_MONOTONIC_CLOCK
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// This is SDL HG's SDL_GetPerformanceCounter() when clock_gettime() is
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// available.
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uint64_t ticks;
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struct timespec now;
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clock_gettime(CLOCK_MONOTONIC, &now);
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ticks = now.tv_sec;
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ticks *= 1000000000;
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ticks += now.tv_nsec;
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return ticks;
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# elif defined GEKKO
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return ticks_to_nanosecs(gettime());
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# else
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// Blar. This pragma is unsupported on earlier GCC versions.
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// At least we'll get a warning and a reference to this line...
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# pragma message "Using low-resolution (1ms) timer for getu64ticks. Profiling will work badly."
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return SDL_GetTicks();
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# endif
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}
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uint64_t getu64tickspersec(void)
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{
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# if defined __APPLE__
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static mach_timebase_info_data_t ti;
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if (ti.denom == 0)
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(void) mach_timebase_info(&ti); // ti.numer/ti.denom: nsec/(m_a_t() tick)
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return (1000000000LL*ti.denom)/ti.numer;
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# elif _POSIX_TIMERS>0 && defined _POSIX_MONOTONIC_CLOCK
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return 1000000000;
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# elif defined GEKKO
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return TB_NSPERSEC;
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# else
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return 1000;
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# endif
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}
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void getvalidmodes(void)
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{
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int32_t i, maxx = 0, maxy = 0;
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int32_t j;
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static int32_t cdepths[] = { 8,
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#ifdef USE_OPENGL
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16, 24, 32,
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#endif
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0 };
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SDL_Rect **modes;
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SDL_PixelFormat pf;
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pf.palette = NULL;
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pf.BitsPerPixel = 8;
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pf.BytesPerPixel = 1;
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if (modeschecked || novideo)
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return;
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validmodecnt = 0;
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// initprintf("Detecting video modes:\n");
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// do fullscreen modes first
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for (j = 0; cdepths[j]; j++)
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{
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#ifdef USE_OPENGL
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if (nogl && cdepths[j] > 8)
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continue;
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#endif
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pf.BitsPerPixel = cdepths[j];
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pf.BytesPerPixel = cdepths[j] >> 3;
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// We convert paletted contents to non-paletted
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modes = SDL_ListModes((cdepths[j] == 8) ? NULL : &pf, SURFACE_FLAGS | SDL_FULLSCREEN);
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if (modes == (SDL_Rect **)0)
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{
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if (cdepths[j] > 8)
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cdepths[j] = -1;
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continue;
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}
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if (modes == (SDL_Rect **)-1)
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{
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for (i = 0; defaultres[i][0]; i++)
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SDL_ADDMODE(defaultres[i][0], defaultres[i][1], cdepths[j], 1);
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}
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else
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{
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for (i = 0; modes[i]; i++)
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{
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if ((modes[i]->w > MAXXDIM) || (modes[i]->h > MAXYDIM))
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continue;
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SDL_ADDMODE(modes[i]->w, modes[i]->h, cdepths[j], 1);
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if ((modes[i]->w > maxx) || (modes[i]->h > maxy))
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{
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maxx = modes[i]->w;
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maxy = modes[i]->h;
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}
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}
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}
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}
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SDL_CHECKFSMODES(maxx, maxy);
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// add windowed modes next
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for (j = 0; cdepths[j]; j++)
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{
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#ifdef USE_OPENGL
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if (nogl && cdepths[j] > 8)
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continue;
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#endif
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if (cdepths[j] < 0)
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continue;
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for (i = 0; defaultres[i][0]; i++)
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{
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if (!SDL_CHECKMODE(defaultres[i][0], defaultres[i][1]))
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continue;
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SDL_ADDMODE(defaultres[i][0], defaultres[i][1], cdepths[j], 0);
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}
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}
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qsort((void *)validmode, validmodecnt, sizeof(struct validmode_t), &sortmodes);
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modeschecked = 1;
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}
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//
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// setvideomode() -- set SDL video mode
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//
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int32_t setvideomode(int32_t x, int32_t y, int32_t c, int32_t fs)
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{
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int32_t regrab = 0, ret;
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#ifdef USE_OPENGL
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static int32_t ovsync = 1;
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#endif
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ret = setvideomode_sdlcommon(&x, &y, c, fs, ®rab);
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if (ret != 1) return ret;
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// restore gamma before we change video modes if it was changed
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if (sdl_surface && gammabrightness)
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{
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SDL_SetGammaRamp(sysgamma[0], sysgamma[1], sysgamma[2]);
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gammabrightness = 0; // redetect on next mode switch
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}
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// deinit
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destroy_window_resources();
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initprintf("Setting video mode %dx%d (%d-bpp %s)\n", x, y, c, ((fs & 1) ? "fullscreen" : "windowed"));
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#ifdef USE_OPENGL
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if (c > 8)
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{
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int32_t i, j, multisamplecheck = (glmultisample > 0);
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if (nogl)
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return -1;
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do
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{
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SDL_GL_ATTRIBUTES(i, sdlayer_gl_attributes);
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/* HACK: changing SDL GL attribs only works before surface creation,
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so we have to create a new surface in a different format first
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to force the surface we WANT to be recreated instead of reused. */
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if (vsync_render != ovsync)
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{
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if (sdl_surface)
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{
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SDL_FreeSurface(sdl_surface);
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sdl_surface =
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SDL_SetVideoMode(1, 1, 8, SDL_NOFRAME | SURFACE_FLAGS | ((fs & 1) ? SDL_FULLSCREEN : 0));
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SDL_FreeSurface(sdl_surface);
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}
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ovsync = vsync_render;
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}
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sdl_surface = SDL_SetVideoMode(x, y, c, SDL_OPENGL | ((fs & 1) ? SDL_FULLSCREEN : 0));
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if (!sdl_surface)
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{
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if (multisamplecheck)
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{
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initprintf("Multisample mode not possible. Retrying without multisampling.\n");
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glmultisample = 0;
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continue;
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}
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initprintf("Unable to set video mode!\n");
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return -1;
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}
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} while (multisamplecheck--);
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}
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else
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#endif // defined USE_OPENGL
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{
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// We convert paletted contents to non-paletted
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sdl_surface = SDL_SetVideoMode(x, y, 0, SURFACE_FLAGS | ((fs & 1) ? SDL_FULLSCREEN : 0));
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if (!sdl_surface)
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{
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initprintf("Unable to set video mode!\n");
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return -1;
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}
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sdl_buffersurface = SDL_CreateRGBSurface(SURFACE_FLAGS, x, y, c, 0, 0, 0, 0);
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if (!sdl_buffersurface)
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{
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initprintf("Unable to set video mode: SDL_CreateRGBSurface failed: %s\n", SDL_GetError());
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return -1;
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}
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}
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setvideomode_sdlcommonpost(x, y, c, fs, regrab);
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return 0;
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}
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//
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// showframe() -- update the display
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//
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void showframe(int32_t w)
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{
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UNREFERENCED_PARAMETER(w);
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#ifdef USE_OPENGL
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if (bpp > 8)
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{
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if (palfadedelta)
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fullscreen_tint_gl(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta);
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SDL_GL_SwapBuffers();
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return;
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}
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#endif
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if (offscreenrendering) return;
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if (lockcount)
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{
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printf("Frame still locked %d times when showframe() called.\n", lockcount);
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while (lockcount) enddrawing();
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}
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// deferred palette updating
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if (needpalupdate)
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{
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SDL_SetColors(sdl_buffersurface, sdlayer_pal, 0, 256);
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needpalupdate = 0;
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}
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SDL_BlitSurface(sdl_buffersurface, NULL, sdl_surface, NULL);
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SDL_Flip(sdl_surface);
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}
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// SDL 1.2 specific event handling
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int32_t handleevents_pollsdl(void)
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{
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int32_t code, rv = 0, j;
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SDL_Event ev;
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while (SDL_PollEvent(&ev))
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{
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switch (ev.type)
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{
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case SDL_KEYDOWN:
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case SDL_KEYUP:
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code = keytranslation[ev.key.keysym.sym];
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#ifdef KEY_PRINT_DEBUG
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printf("keytranslation[%d] = %s (%d) %s\n", ev.key.keysym.sym, key_names[code], code,
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ev.key.type == SDL_KEYDOWN ? "DOWN" : "UP");
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#endif
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if (code != OSD_OSDKey() && ev.key.keysym.unicode != 0 && ev.key.type == SDL_KEYDOWN &&
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(ev.key.keysym.unicode & 0xff80) == 0 && !keyascfifo_isfull())
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{
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if (OSD_HandleChar(ev.key.keysym.unicode & 0x7f))
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keyascfifo_insert(ev.key.keysym.unicode & 0x7f);
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}
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// hook in the osd
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if ((j = OSD_HandleScanCode(code, (ev.key.type == SDL_KEYDOWN))) <= 0)
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{
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if (j == -1) // osdkey
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{
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for (j = 0; j < KEYSTATUSSIZ; ++j)
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{
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if (GetKey(j))
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{
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SetKey(j, 0);
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if (keypresscallback)
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keypresscallback(j, 0);
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}
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}
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}
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break;
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}
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if (ev.key.type == SDL_KEYDOWN)
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{
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if (!GetKey(code))
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{
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SetKey(code, 1);
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if (keypresscallback)
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keypresscallback(code, 1);
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}
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}
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else
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{
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#ifdef __linux
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if (code == 0x59) // pause
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break;
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#endif
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SetKey(code, 0);
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if (keypresscallback)
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keypresscallback(code, 0);
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}
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break;
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case SDL_ACTIVEEVENT:
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if (ev.active.state & SDL_APPINPUTFOCUS)
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{
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appactive = ev.active.gain;
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#if !defined DEBUGGINGAIDS
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if (mousegrab && moustat)
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grabmouse_low(!!appactive);
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#endif
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rv = -1;
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if (ev.active.state & SDL_APPMOUSEFOCUS)
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mouseinwindow = ev.active.gain;
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}
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break;
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// SDL_MOUSEMOTION needs to fall through to default... this is just GEKKO processing!
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case SDL_MOUSEMOTION:
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#ifdef GEKKO
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// check if it's a wiimote pointer pretending to be a mouse
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if (ev.motion.state & SDL_BUTTON_X2MASK)
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{
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// the absolute values are used to draw the crosshair
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mouseabsx = ev.motion.x;
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mouseabsy = ev.motion.y;
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// hack: reduce the scale of the "relative" motions
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// to make it act more like a real mouse
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ev.motion.xrel /= 16;
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ev.motion.yrel /= 12;
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}
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#endif
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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;
|
|
}
|
|
}
|
|
}
|