// SDL interface layer // for the Build Engine // by Jonathon Fowler (jf@jonof.id.au) // // Use SDL 1.2 or 2.0 from http://www.libsdl.org #define __STDC_FORMAT_MACROS #define __STDC_LIMIT_MACROS #include #include // pow #include #include "sdl_inc.h" #include "compat.h" #include "sdlayer.h" #include "cache1d.h" //#include "pragmas.h" #include "a.h" #include "build.h" #include "osd.h" #if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) // SDL 1.2 // for SDL_WaitEventTimeout defined below #include #endif #ifdef USE_OPENGL # include "glbuild.h" #endif #if defined _WIN32 # define WIN32_LEAN_AND_MEAN # include # include "winbits.h" #elif defined __APPLE__ # include "osxbits.h" # include # include #elif defined HAVE_GTK2 # include "gtkbits.h" #elif defined GEKKO # define HW_RVL # include # include #endif #if !defined _WIN32 && !defined HAVE_GTK2 && !defined __APPLE__ int32_t startwin_open(void) { return 0; } int32_t startwin_close(void) { return 0; } int32_t startwin_puts(const char *s) { UNREFERENCED_PARAMETER(s); return 0; } int32_t startwin_idle(void *s) { UNREFERENCED_PARAMETER(s); return 0; } int32_t startwin_settitle(const char *s) { UNREFERENCED_PARAMETER(s); return 0; } #endif /// These can be useful for debugging sometimes... //#define SDL_WM_GrabInput(x) SDL_WM_GrabInput(SDL_GRAB_OFF) //#define SDL_ShowCursor(x) SDL_ShowCursor(SDL_ENABLE) #define SURFACE_FLAGS (SDL_SWSURFACE|SDL_HWPALETTE|SDL_HWACCEL) // undefine to restrict windowed resolutions to conventional sizes #define ANY_WINDOWED_SIZE // fix for mousewheel int32_t inputchecked = 0; extern int32_t app_main(int32_t argc, const char **argv); char quitevent=0, appactive=1, novideo=0; // video static SDL_Surface *sdl_surface/*=NULL*/; static SDL_Surface *sdl_buffersurface=NULL; #if SDL_MAJOR_VERSION==2 static SDL_Palette *sdl_palptr=NULL; static SDL_Window *sdl_window=NULL; static SDL_GLContext sdl_context=NULL; static SDL_Texture *sdl_texture=NULL; static SDL_Renderer *sdl_renderer=NULL; #endif int32_t xres=-1, yres=-1, bpp=0, fullscreen=0, bytesperline; intptr_t frameplace=0; int32_t lockcount=0; char modechange=1; char offscreenrendering=0; char videomodereset = 0; char nofog=0; static uint16_t sysgamma[3][256]; extern int32_t curbrightness, gammabrightness; #ifdef USE_OPENGL // OpenGL stuff char nogl=0; static int32_t vsync_render=0; #endif // last gamma, contrast, brightness static float lastvidgcb[3]; //#define KEY_PRINT_DEBUG #include "sdlkeytrans.c" //static SDL_Surface * loadtarga(const char *fn); // for loading the icon static SDL_Surface *appicon = NULL; static SDL_Surface *loadappicon(void); static mutex_t m_initprintf; // Joystick dead and saturation zones uint16_t *joydead, *joysatur; #ifdef _WIN32 // // win_gethwnd() -- gets the window handle // HWND win_gethwnd(void) { struct SDL_SysWMinfo wmInfo; SDL_VERSION(&wmInfo.version); #if SDL_MAJOR_VERSION==1 if (SDL_GetWMInfo(&wmInfo) != 1) #else if (SDL_GetWindowWMInfo(sdl_window, &wmInfo) != SDL_TRUE) #endif { // initprintf("win_gethwnd: SDL_GetWindowWMInfo() failed: %s\n", SDL_GetError()); return 0; } #if SDL_MAJOR_VERSION==1 return wmInfo.window; #else if (wmInfo.subsystem == SDL_SYSWM_WINDOWS) return wmInfo.info.win.window; #endif initprintf("win_gethwnd: Unknown WM subsystem?!\n"); return 0; } // // win_gethinstance() -- gets the application instance // HINSTANCE win_gethinstance(void) { return (HINSTANCE)GetModuleHandle(NULL); } #endif int32_t wm_msgbox(char *name, char *fmt, ...) { char buf[2048]; va_list va; UNREFERENCED_PARAMETER(name); va_start(va,fmt); vsnprintf(buf,sizeof(buf),fmt,va); va_end(va); #if defined(__APPLE__) return osx_msgbox(name, buf); #elif defined HAVE_GTK2 if (gtkbuild_msgbox(name, buf) >= 0) return 1; #elif defined _WIN32 MessageBox(win_gethwnd(),buf,name,MB_OK|MB_TASKMODAL); return 0; #elif SDL_MAJOR_VERSION==2 # if !defined _WIN32 // Replace all tab chars with spaces because the hand-rolled SDL message // box diplays the former as N/L instead of whitespace. { int32_t i; for (i=0; i<(int32_t)sizeof(buf); i++) if (buf[i] == '\t') buf[i] = ' '; } # endif return SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_INFORMATION, name, buf, NULL); #endif puts(buf); puts(" (press Return or Enter to continue)"); getchar(); return 0; } int32_t wm_ynbox(char *name, char *fmt, ...) { char buf[2048]; char c; va_list va; #if (!defined(__APPLE__) && defined(HAVE_GTK2)) || defined _WIN32 int32_t r; #endif UNREFERENCED_PARAMETER(name); va_start(va,fmt); vsprintf(buf,fmt,va); va_end(va); #if defined __APPLE__ return osx_ynbox(name, buf); #elif defined HAVE_GTK2 if ((r = gtkbuild_ynbox(name, buf)) >= 0) return r; #elif defined _WIN32 r = MessageBox(win_gethwnd(),buf,name,MB_YESNO|MB_ICONQUESTION|MB_TASKMODAL); if (r==IDYES) return 1; return 0; #endif puts(buf); puts(" (type 'Y' or 'N', and press Return or Enter to continue)"); do c = getchar(); while (c != 'Y' && c != 'y' && c != 'N' && c != 'n'); if (c == 'Y' || c == 'y') return 1; return 0; } void wm_setapptitle(char *name) { if (name) Bstrncpyz(apptitle, name, sizeof(apptitle)); #if SDL_MAJOR_VERSION == 1 SDL_WM_SetCaption(apptitle, NULL); #else SDL_SetWindowTitle(sdl_window, apptitle); #endif startwin_settitle(apptitle); } // // // --------------------------------------- // // System // // --------------------------------------- // // int32_t main(int32_t argc, char *argv[]) { int32_t r; #ifdef USE_OPENGL char *argp; #endif buildkeytranslationtable(); #ifdef _WIN32 if (!CheckWinVersion()) { MessageBox(0, "This application requires Windows XP or better to run.", apptitle, MB_OK|MB_ICONSTOP); return -1; } win_open(); #endif #ifdef HAVE_GTK2 gtkbuild_init(&argc, &argv); #endif startwin_open(); maybe_redirect_outputs(); #ifdef USE_OPENGL if ((argp = Bgetenv("BUILD_NOFOG")) != NULL) nofog = Batol(argp); #endif baselayer_init(); r = app_main(argc, (const char **)argv); startwin_close(); #ifdef HAVE_GTK2 gtkbuild_exit(r); #endif #ifdef _WIN32 win_close(); #endif return r; } #ifdef USE_OPENGL void setvsync(int32_t sync) { if (vsync_render == sync) return; vsync_render = sync; # if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) resetvideomode(); if (setgamemode(fullscreen,xdim,ydim,bpp)) OSD_Printf("restartvid: Reset failed...\n"); # else if (sdl_context) SDL_GL_SetSwapInterval(vsync_render); # endif } #endif static void attach_debugger_here(void) {} /* XXX: libexecinfo could be used on systems without gnu libc. */ #if !defined _WIN32 && defined __GNUC__ && !defined __OpenBSD__ && !(defined __APPLE__ && defined __BIG_ENDIAN__) && !defined(GEKKO) && !defined(__ANDROID__) && !defined __OPENDINGUX__ # define PRINTSTACKONSEGV 1 # include #endif static inline char grabmouse_low(char a); static void sighandler(int signum) { UNREFERENCED_PARAMETER(signum); // if (signum==SIGSEGV) { grabmouse_low(0); #if PRINTSTACKONSEGV { void *addr[32]; int32_t errfd = fileno(stderr); int32_t n=backtrace(addr, sizeof(addr)/sizeof(addr[0])); backtrace_symbols_fd(addr, n, errfd); } // This is useful for attaching the debugger post-mortem. For those pesky // cases where the program runs through happily when inspected from the start. // usleep(15000000); #endif attach_debugger_here(); app_crashhandler(); uninitsystem(); exit(8); } } // // initsystem() -- init SDL systems // int32_t initsystem(void) { /* #ifdef DEBUGGINGAIDS const SDL_VideoInfo *vid; #endif */ SDL_version compiled; #if SDL_MAJOR_VERSION < 2 const SDL_version *linked = SDL_Linked_Version(); #else SDL_version linked_; const SDL_version *linked = &linked_; SDL_GetVersion(&linked_); #endif SDL_VERSION(&compiled); mutex_init(&m_initprintf); #ifdef _WIN32 win_init(); #endif 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; } if (SDL_Init(SDL_INIT_VIDEO //| SDL_INIT_TIMER #ifdef NOSDLPARACHUTE | SDL_INIT_NOPARACHUTE #endif )) { initprintf("Initialization failed! (%s)\nNon-interactive mode enabled\n", SDL_GetError()); /* if (SDL_Init(0)) { initprintf("Initialization failed! (%s)\n", SDL_GetError()); return -1; } else */ novideo = 1; #ifdef USE_OPENGL nogl = 1; #endif } signal(SIGSEGV, sighandler); signal(SIGILL, sighandler); /* clang -fcatch-undefined-behavior uses an ill. insn */ signal(SIGABRT, sighandler); signal(SIGFPE, sighandler); atexit(uninitsystem); frameplace = 0; lockcount = 0; #ifdef USE_OPENGL if (!novideo && loadgldriver(getenv("BUILD_GLDRV"))) { initprintf("Failed loading OpenGL driver. GL modes will be unavailable.\n"); nogl = 1; } #endif #if !defined(__APPLE__) && !defined(__ANDROID__) //icon = loadtarga("icon.tga"); if (!novideo) { appicon = loadappicon(); if (appicon) { #if SDL_MAJOR_VERSION==1 SDL_WM_SetIcon(appicon, 0); #else SDL_SetWindowIcon(sdl_window, appicon); #endif } } #endif if (!novideo) { #if SDL_MAJOR_VERSION==1 char drvname[32]; if (SDL_VideoDriverName(drvname, 32)) initprintf("Using \"%s\" video driver\n", drvname); #else const char *drvname = SDL_GetVideoDriver(0); if (drvname) initprintf("Using \"%s\" video driver\n", drvname); #endif } /* // dump a quick summary of the graphics hardware #ifdef DEBUGGINGAIDS vid = SDL_GetVideoInfo(); initprintf("Video device information:\n"); initprintf(" Can create hardware surfaces? %s\n", (vid->hw_available)?"Yes":"No"); initprintf(" Window manager available? %s\n", (vid->wm_available)?"Yes":"No"); initprintf(" Accelerated hardware blits? %s\n", (vid->blit_hw)?"Yes":"No"); initprintf(" Accelerated hardware colourkey blits? %s\n", (vid->blit_hw_CC)?"Yes":"No"); initprintf(" Accelerated hardware alpha blits? %s\n", (vid->blit_hw_A)?"Yes":"No"); initprintf(" Accelerated software blits? %s\n", (vid->blit_sw)?"Yes":"No"); initprintf(" Accelerated software colourkey blits? %s\n", (vid->blit_sw_CC)?"Yes":"No"); initprintf(" Accelerated software alpha blits? %s\n", (vid->blit_sw_A)?"Yes":"No"); initprintf(" Accelerated colour fills? %s\n", (vid->blit_fill)?"Yes":"No"); initprintf(" Total video memory: %dKB\n", vid->video_mem); #endif */ return 0; } // // uninitsystem() -- uninit SDL systems // void uninitsystem(void) { uninitinput(); uninittimer(); if (appicon) { SDL_FreeSurface(appicon); appicon = NULL; } SDL_Quit(); #ifdef _WIN32 win_uninit(); #endif #ifdef USE_OPENGL unloadgldriver(); #endif } // // system_getcvars() -- propagate any cvars that are read post-initialization // void system_getcvars(void) { #ifdef USE_OPENGL setvsync(vsync); #endif } // // initprintf() -- prints a string to the intitialization window // void initprintf(const char *f, ...) { va_list va; char buf[2048]; static char dabuf[2048]; va_start(va, f); Bvsnprintf(buf, sizeof(buf), f, va); va_end(va); OSD_Printf("%s", buf); // Bprintf("%s", buf); mutex_lock(&m_initprintf); if (Bstrlen(dabuf) + Bstrlen(buf) > 1022) { startwin_puts(dabuf); Bmemset(dabuf, 0, sizeof(dabuf)); } Bstrcat(dabuf,buf); if (flushlogwindow || Bstrlen(dabuf) > 768) { startwin_puts(dabuf); #ifndef _WIN32 startwin_idle(NULL); #else handleevents(); #endif Bmemset(dabuf, 0, sizeof(dabuf)); } mutex_unlock(&m_initprintf); } // // debugprintf() -- prints a debug string to stderr // void debugprintf(const char *f, ...) { #if defined DEBUGGINGAIDS && !(defined __APPLE__ && defined __BIG_ENDIAN__) va_list va; va_start(va,f); Bvfprintf(stderr, f, va); va_end(va); #else UNREFERENCED_PARAMETER(f); #endif } // // // --------------------------------------- // // All things Input // // --------------------------------------- // // // static int32_t joyblast=0; static SDL_Joystick *joydev = NULL; // // initinput() -- init input system // int32_t initinput(void) { int32_t i,j; #ifdef __APPLE__ // force OS X to operate in >1 button mouse mode so that LMB isn't adulterated if (!getenv("SDL_HAS3BUTTONMOUSE")) putenv("SDL_HAS3BUTTONMOUSE=1"); #endif if (!remapinit) for (i=0; i<256; i++) remap[i]=i; remapinit=1; #if SDL_MAJOR_VERSION==1 if (SDL_EnableKeyRepeat(250, 30)) // doesn't do anything in 1.3 initprintf("Error enabling keyboard repeat.\n"); SDL_EnableUNICODE(1); // let's hope this doesn't hit us too hard #endif inputdevices = 1|2; // keyboard (1) and mouse (2) mousegrab = 0; memset(key_names,0,sizeof(key_names)); #if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) for (i=0; i (unsigned)joynumaxes) return NULL; Bsprintf(tmp,"Axis %d",num); return (char *)tmp; case 1: // button if ((unsigned)num > (unsigned)joynumbuttons) return NULL; Bsprintf(tmp,"Button %d",num); return (char *)tmp; case 2: // hat if ((unsigned)num > (unsigned)joynumhats) return NULL; Bsprintf(tmp,"Hat %d",num); return (char *)tmp; default: return NULL; } } #else 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 *getjoyname(int32_t what, int32_t num) { switch (what) { case 0: // axis if ((unsigned)num > (unsigned)joynumaxes) return NULL; return joynames[0][num]; case 1: // button if ((unsigned)num > (unsigned)joynumbuttons) return NULL; return joynames[1][num]; case 2: // hat if ((unsigned)num > (unsigned)joynumhats) return NULL; return joynames[2][num]; default: return NULL; } } #endif // // initmouse() -- init mouse input // int32_t initmouse(void) { moustat=1; grabmouse(1); // FIXME - SA return 0; } // // uninitmouse() -- uninit mouse input // void uninitmouse(void) { grabmouse(0); moustat=0; } // // 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 SDL_MAJOR_VERSION==1 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 /* FIXME: Maybe it's better to make sure that grabmouse_low is called only when a window is ready? */ if (sdl_window) SDL_SetWindowGrab(sdl_window, a ? SDL_TRUE : SDL_FALSE); return SDL_SetRelativeMouseMode(a ? SDL_TRUE : SDL_FALSE); #endif } // // grabmouse() -- show/hide mouse cursor // void grabmouse(char a) { if (appactive && moustat) { #if !defined __ANDROID__ && (!defined DEBUGGINGAIDS || defined _WIN32 || defined __APPLE__) if ((a != mousegrab) && !grabmouse_low(a)) #endif mousegrab = a; } else { mousegrab = a; } mousex = mousey = 0; mouseabsx = mouseabsy = 0; } // // setjoydeadzone() -- sets the dead and saturation zones for the joystick // void setjoydeadzone(int32_t axis, uint16_t dead, uint16_t satur) { joydead[axis] = dead; joysatur[axis] = satur; } // // getjoydeadzone() -- gets the dead and saturation zones for the joystick // void getjoydeadzone(int32_t axis, uint16_t *dead, uint16_t *satur) { *dead = joydead[axis]; *satur = joysatur[axis]; } // // releaseallbuttons() // void releaseallbuttons(void) {} // // // --------------------------------------- // // All things Timer // Ken did this // // --------------------------------------- // // static Uint32 timerfreq=0; static Uint32 timerlastsample=0; int32_t timerticspersec=0; static double msperu64tick = 0; static void(*usertimercallback)(void) = NULL; // // inittimer() -- initialize timer // int32_t inittimer(int32_t tickspersecond) { if (timerfreq) return 0; // already installed // initprintf("Initializing timer\n"); #ifdef _WIN32 { int32_t t = win_inittimer(); if (t < 0) return t; } #endif timerfreq = 1000; timerticspersec = tickspersecond; timerlastsample = SDL_GetTicks() * timerticspersec / timerfreq; usertimercallback = NULL; msperu64tick = 1000.0 / (double)getu64tickspersec(); return 0; } // // uninittimer() -- shut down timer // void uninittimer(void) { if (!timerfreq) return; timerfreq=0; #ifdef _WIN32 win_timerfreq=0; #endif msperu64tick = 0; } // // sampletimer() -- update totalclock // void sampletimer(void) { Uint32 i; int32_t n; if (!timerfreq) return; i = SDL_GetTicks(); n = (int32_t)(i * timerticspersec / timerfreq) - timerlastsample; if (n>0) { totalclock += n; timerlastsample += n; } if (usertimercallback) for (; n>0; n--) usertimercallback(); } // // getticks() -- returns the sdl ticks count // uint32_t getticks(void) { return (uint32_t)SDL_GetTicks(); } // high-resolution timers for profiling uint64_t getu64ticks(void) { #if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) // SDL 1.2 # 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 #else return SDL_GetPerformanceCounter(); #endif } uint64_t getu64tickspersec(void) { #if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) // SDL 1.2 # 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 #else // SDL 1.3 return SDL_GetPerformanceFrequency(); #endif } // Returns the time since an unspecified starting time in milliseconds. // (May be not monotonic for certain configurations.) ATTRIBUTE((flatten)) double gethiticks(void) { return (double)getu64ticks() * msperu64tick; } // // gettimerfreq() -- returns the number of ticks per second the timer is configured to generate // int32_t gettimerfreq(void) { return timerticspersec; } // // installusertimercallback() -- set up a callback function to be called when the timer is fired // void(*installusertimercallback(void(*callback)(void)))(void) { void(*oldtimercallback)(void); oldtimercallback = usertimercallback; usertimercallback = callback; return oldtimercallback; } // // // --------------------------------------- // // All things Video // // --------------------------------------- // // // // getvalidmodes() -- figure out what video modes are available // static int sortmodes(const void *a_, const void *b_) { int32_t x; const struct validmode_t *a = (const struct validmode_t *)a_; const struct validmode_t *b = (const struct validmode_t *)b_; if ((x = a->fs - b->fs) != 0) return x; if ((x = a->bpp - b->bpp) != 0) return x; if ((x = a->xdim - b->xdim) != 0) return x; if ((x = a->ydim - b->ydim) != 0) return x; return 0; } static char modeschecked=0; void getvalidmodes(void) { int32_t i, maxx=0, maxy=0; #if SDL_MAJOR_VERSION==1 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; #else SDL_DisplayMode dispmode; #endif if (modeschecked || novideo) return; validmodecnt=0; // initprintf("Detecting video modes:\n"); #define ADDMODE(x,y,c,f) do { \ if (validmodecnt 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; defaultres[i][0]; i++) ADDMODE(defaultres[i][0],defaultres[i][1],cdepths[j],1); } else { for (i=0; modes[i]; i++) { if ((modes[i]->w > MAXXDIM) || (modes[i]->h > MAXYDIM)) continue; 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; } } } } #else // here SDL_MAJOR_VERSION==2 for (i=0; i MAXXDIM) || (dispmode.h > MAXYDIM)) continue; // HACK: 8-bit == Software, 32-bit == OpenGL ADDMODE(dispmode.w, dispmode.h, 8, 1); #ifdef USE_OPENGL if (!nogl) ADDMODE(dispmode.w, dispmode.h, 32, 1); #endif if ((dispmode.w > maxx) && (dispmode.h > maxy)) { maxx = dispmode.w; maxy = dispmode.h; } } #endif if (maxx == 0 && maxy == 0) { initprintf("No fullscreen modes available!\n"); maxx = MAXXDIM; maxy = MAXYDIM; } // add windowed modes next #if SDL_MAJOR_VERSION==1 for (j=0; cdepths[j]; j++) { #ifdef USE_OPENGL if (nogl && cdepths[j] > 8) continue; #endif if (cdepths[j] < 0) continue; for (i=0; defaultres[i][0]; i++) CHECK(defaultres[i][0],defaultres[i][1]) ADDMODE(defaultres[i][0],defaultres[i][1],cdepths[j],0); } #else // here SDL_MAJOR_VERSION==2 for (i=0; defaultres[i][0]; i++) CHECK(defaultres[i][0],defaultres[i][1]) { // HACK: 8-bit == Software, 32-bit == OpenGL ADDMODE(defaultres[i][0],defaultres[i][1],8,0); #ifdef USE_OPENGL if (!nogl) ADDMODE(defaultres[i][0],defaultres[i][1],32,0); #endif } #endif #undef CHECK #undef ADDMODE qsort((void *)validmode, validmodecnt, sizeof(struct validmode_t), &sortmodes); modeschecked=1; } // // checkvideomode() -- makes sure the video mode passed is legal // int32_t checkvideomode(int32_t *x, int32_t *y, int32_t c, int32_t fs, int32_t forced) { int32_t i, nearest=-1, dx, dy, odx=9999, ody=9999; getvalidmodes(); if (c>8 #ifdef USE_OPENGL && nogl #endif ) return -1; // fix up the passed resolution values to be multiples of 8 // and at least 320x200 or at most MAXXDIMxMAXYDIM if (*x < 320) *x = 320; if (*y < 200) *y = 200; if (*x > MAXXDIM) *x = MAXXDIM; if (*y > MAXYDIM) *y = MAXYDIM; // *x &= 0xfffffff8l; for (i=0; i 8 && sdl_surface) polymost_glreset(); #endif // clear last gamma/contrast/brightness so that it will be set anew lastvidgcb[0] = lastvidgcb[1] = lastvidgcb[2] = 0.0f; #if SDL_MAJOR_VERSION==1 // 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 } #endif // deinit destroy_window_resources(); #ifdef USE_OPENGL if (c > 8) { int32_t i, j, multisamplecheck = (glmultisample > 0); struct { SDL_GLattr attr; int32_t value; } attributes[] = { # if 0 { SDL_GL_RED_SIZE, 8 }, { SDL_GL_GREEN_SIZE, 8 }, { SDL_GL_BLUE_SIZE, 8 }, { SDL_GL_ALPHA_SIZE, 8 }, { SDL_GL_BUFFER_SIZE, c }, { SDL_GL_STENCIL_SIZE, 0 }, { SDL_GL_ACCUM_RED_SIZE, 0 }, { SDL_GL_ACCUM_GREEN_SIZE, 0 }, { SDL_GL_ACCUM_BLUE_SIZE, 0 }, { SDL_GL_ACCUM_ALPHA_SIZE, 0 }, { SDL_GL_DEPTH_SIZE, 24 }, # endif { SDL_GL_DOUBLEBUFFER, 1 }, { SDL_GL_MULTISAMPLEBUFFERS, glmultisample > 0 }, { SDL_GL_MULTISAMPLESAMPLES, glmultisample }, { SDL_GL_STENCIL_SIZE, 1 }, # if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) { SDL_GL_SWAP_CONTROL, vsync_render }, # endif }; if (nogl) return -1; # ifdef _WIN32 win_setvideomode(c); # endif initprintf("Setting video mode %dx%d (%d-bpp %s)\n", x,y,c, ((fs&1) ? "fullscreen" : "windowed")); do { for (i=0; i < (int32_t)(sizeof(attributes)/sizeof(attributes[0])); i++) { j = attributes[i].value; if (!multisamplecheck && (attributes[i].attr == SDL_GL_MULTISAMPLEBUFFERS || attributes[i].attr == SDL_GL_MULTISAMPLESAMPLES) ) { j = 0; } SDL_GL_SetAttribute(attributes[i].attr, j); } /* 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 (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) if (vsync_render != 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_render; } # endif # if SDL_MAJOR_VERSION==1 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; } # else sdl_window = SDL_CreateWindow("", windowpos ? windowx : SDL_WINDOWPOS_CENTERED ,windowpos ? windowy : SDL_WINDOWPOS_CENTERED, x,y, ((fs&1)?SDL_WINDOW_FULLSCREEN:0) | SDL_WINDOW_OPENGL); if (!sdl_window) { initprintf("Unable to set video mode: SDL_CreateWindow failed: %s\n", SDL_GetError()); return -1; } sdl_context = SDL_GL_CreateContext(sdl_window); if (!sdl_context) { initprintf("Unable to set video mode: SDL_GL_CreateContext failed: %s\n", SDL_GetError()); destroy_window_resources(); return -1; } SDL_GL_SetSwapInterval(vsync_render); #endif #ifdef _WIN32 loadglextensions(); #endif } while (multisamplecheck--); } else #endif // defined USE_OPENGL { initprintf("Setting video mode %dx%d (%d-bpp %s)\n", x,y,c, ((fs&1) ? "fullscreen" : "windowed")); #if SDL_MAJOR_VERSION==1 // 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; } sdl_buffersurface = SDL_CreateRGBSurface(SURFACE_FLAGS, x, y, c, 0, 0, 0, 0); if (!sdl_buffersurface) { initprintf("Unable to set video mode: SDL_CreateRGBSurface failed: %s\n", SDL_GetError()); return -1; } #else // init sdl_window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED,SDL_WINDOWPOS_UNDEFINED, x,y, ((fs&1)?SDL_WINDOW_FULLSCREEN:0)); if (!sdl_window) { initprintf("Unable to set video mode: SDL_CreateWindow failed: %s\n", SDL_GetError()); return -1; } sdl_renderer = SDL_CreateRenderer(sdl_window, -1, 0); if (!sdl_renderer) { initprintf("Falling back to SDL_GetWindowSurface: SDL_CreateRenderer failed: %s\n", SDL_GetError()); } else { SDL_RendererInfo sdl_rendererinfo; SDL_GetRendererInfo(sdl_renderer, &sdl_rendererinfo); if (sdl_rendererinfo.flags & SDL_RENDERER_SOFTWARE) // this would be useless { SDL_DestroyRenderer(sdl_renderer); sdl_renderer = NULL; } else { sdl_texture = SDL_CreateTexture(sdl_renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, x, y); if (!sdl_texture) { initprintf("Falling back to SDL_GetWindowSurface: SDL_CreateTexture failed: %s\n", SDL_GetError()); SDL_DestroyRenderer(sdl_renderer); sdl_renderer = NULL; } } } if (sdl_renderer && sdl_texture) { sdl_surface = SDL_CreateRGBSurface(0, x, y, 32, 0, 0, 0, 0); if (!sdl_surface) { initprintf("Falling back to SDL_GetWindowSurface: SDL_CreateRGBSurface failed: %s\n", SDL_GetError()); SDL_DestroyTexture(sdl_texture); sdl_texture = NULL; SDL_DestroyRenderer(sdl_renderer); sdl_renderer = NULL; } } if (!sdl_surface) { sdl_surface = SDL_GetWindowSurface(sdl_window); if (!sdl_surface) { initprintf("Unable to set video mode: SDL_GetWindowSurface failed: %s\n", SDL_GetError()); destroy_window_resources(); return -1; } } sdl_buffersurface = SDL_CreateRGBSurface(0, x, y, c, 0, 0, 0, 0); if (!sdl_buffersurface) { initprintf("Unable to set video mode: SDL_CreateRGBSurface failed: %s\n", SDL_GetError()); destroy_window_resources(); return -1; } if (!sdl_palptr) sdl_palptr = SDL_AllocPalette(256); if (SDL_SetSurfacePalette(sdl_buffersurface, sdl_palptr) < 0) initprintf("SDL_SetSurfacePalette failed: %s\n", SDL_GetError()); #endif } #if 0 { char flags[512] = ""; # define FLAG(x,y) if ((sdl_surface->flags & x) == x) { strcat(flags, y); strcat(flags, " "); } FLAG(SDL_HWSURFACE, "HWSURFACE") else FLAG(SDL_SWSURFACE, "SWSURFACE") FLAG(SDL_ASYNCBLIT, "ASYNCBLIT") FLAG(SDL_ANYFORMAT, "ANYFORMAT") FLAG(SDL_HWPALETTE, "HWPALETTE") FLAG(SDL_DOUBLEBUF, "DOUBLEBUF") FLAG(SDL_FULLSCREEN, "FULLSCREEN") FLAG(SDL_OPENGL, "OPENGL") FLAG(SDL_OPENGLBLIT, "OPENGLBLIT") FLAG(SDL_RESIZABLE, "RESIZABLE") FLAG(SDL_HWACCEL, "HWACCEL") FLAG(SDL_SRCCOLORKEY, "SRCCOLORKEY") FLAG(SDL_RLEACCEL, "RLEACCEL") FLAG(SDL_SRCALPHA, "SRCALPHA") FLAG(SDL_PREALLOC, "PREALLOC") # undef FLAG initprintf("SDL Surface flags: %s\n", flags); } #endif { //static char t[384]; //sprintf(t, "%s (%dx%d %s)", apptitle, x, y, ((fs) ? "fullscreen" : "windowed")); #if SDL_MAJOR_VERSION == 1 SDL_WM_SetCaption(apptitle, 0); #else SDL_SetWindowTitle(sdl_window, apptitle); #endif } if (appicon) { #if SDL_MAJOR_VERSION==1 SDL_WM_SetIcon(appicon, 0); #else SDL_SetWindowIcon(sdl_window, appicon); #endif } #ifdef USE_OPENGL if (c > 8) { char *p,*p2,*p3; polymost_glreset(); bglEnable(GL_TEXTURE_2D); bglShadeModel(GL_SMOOTH); //GL_FLAT bglClearColor(0,0,0,0.5); //Black Background bglHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST); //Use FASTEST for ortho! bglHint(GL_LINE_SMOOTH_HINT,GL_NICEST); bglDisable(GL_DITHER); glinfo.vendor = (const char *)bglGetString(GL_VENDOR); glinfo.renderer = (const char *)bglGetString(GL_RENDERER); glinfo.version = (const char *)bglGetString(GL_VERSION); glinfo.extensions = (const char *)bglGetString(GL_EXTENSIONS); # ifdef POLYMER if (!Bstrcmp(glinfo.vendor,"ATI Technologies Inc.")) { pr_ati_fboworkaround = 1; initprintf("Enabling ATI FBO color attachment workaround.\n"); if (Bstrstr(glinfo.renderer,"Radeon X1")) { pr_ati_nodepthoffset = 1; initprintf("Enabling ATI R520 polygon offset workaround.\n"); } else pr_ati_nodepthoffset = 0; # ifdef __APPLE__ //See bug description at http://lists.apple.com/archives/mac-opengl/2005/Oct/msg00169.html if (!Bstrncmp(glinfo.renderer,"ATI Radeon 9600", 15)) { pr_ati_textureformat_one = 1; initprintf("Enabling ATI Radeon 9600 texture format workaround.\n"); } else pr_ati_textureformat_one = 0; # endif } else pr_ati_fboworkaround = 0; # endif // defined POLYMER glinfo.maxanisotropy = 1.0; glinfo.bgra = 0; glinfo.texcompr = 0; // process the extensions string and flag stuff we recognize p = Bstrdup(glinfo.extensions); p3 = p; while ((p2 = Bstrtoken(p3==p?p:NULL, " ", (char **)&p3, 1)) != NULL) { if (!Bstrcmp(p2, "GL_EXT_texture_filter_anisotropic")) { // supports anisotropy. get the maximum anisotropy level bglGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &glinfo.maxanisotropy); } else if (!Bstrcmp(p2, "GL_EXT_texture_edge_clamp") || !Bstrcmp(p2, "GL_SGIS_texture_edge_clamp")) { // supports GL_CLAMP_TO_EDGE or GL_CLAMP_TO_EDGE_SGIS glinfo.clamptoedge = 1; } else if (!Bstrcmp(p2, "GL_EXT_bgra")) { // support bgra textures glinfo.bgra = 1; } else if (!Bstrcmp(p2, "GL_ARB_texture_compression") && Bstrcmp(glinfo.vendor,"ATI Technologies Inc.")) { // support texture compression glinfo.texcompr = 1; } else if (!Bstrcmp(p2, "GL_ARB_texture_non_power_of_two")) { // support non-power-of-two texture sizes glinfo.texnpot = 1; } else if (!Bstrcmp(p2, "WGL_3DFX_gamma_control")) { // 3dfx cards have issues with fog nofog = 1; if (!(warnonce&1)) initprintf("3dfx card detected: OpenGL fog disabled\n"); warnonce |= 1; } else if (!Bstrcmp(p2, "GL_ARB_multisample")) { // supports multisampling glinfo.multisample = 1; } else if (!Bstrcmp(p2, "GL_NV_multisample_filter_hint")) { // supports nvidia's multisample hint extension glinfo.nvmultisamplehint = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_fragment_program")) { glinfo.arbfp = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_depth_texture")) { glinfo.depthtex = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_shadow")) { glinfo.shadow = 1; } else if (!Bstrcmp((char *)p2, "GL_EXT_framebuffer_object")) { glinfo.fbos = 1; } else if (!Bstrcmp((char *)p2, "GL_NV_texture_rectangle") || !Bstrcmp((char *)p2, "GL_EXT_texture_rectangle")) { glinfo.rect = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_multitexture")) { glinfo.multitex = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_texture_env_combine")) { glinfo.envcombine = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_vertex_buffer_object")) { glinfo.vbos = 1; } else if (!Bstrcmp((char *)p2, "GL_EXT_gpu_shader4")) { glinfo.sm4 = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_occlusion_query")) { glinfo.occlusionqueries = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_shader_objects")) { glinfo.glsl = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_debug_output")) { glinfo.debugoutput = 1; } } Bfree(p); if (!glinfo.dumped) { int32_t oldbpp = bpp; bpp = 32; osdcmd_glinfo(NULL); glinfo.dumped = 1; bpp = oldbpp; } } #endif // defined USE_OPENGL xres = x; yres = y; bpp = c; fullscreen = fs; //bytesperline = sdl_surface->pitch; numpages = c>8?2:1; frameplace = 0; lockcount = 0; modechange=1; videomodereset = 0; OSD_ResizeDisplay(xres,yres); // save the current system gamma to determine if gamma is available if (!gammabrightness) { // float f = 1.0 + ((float)curbrightness / 10.0); #if SDL_MAJOR_VERSION==1 if (SDL_GetGammaRamp(sysgamma[0], sysgamma[1], sysgamma[2]) >= 0) gammabrightness = 1; #else if (SDL_GetWindowGammaRamp(sdl_window, sysgamma[0], sysgamma[1], sysgamma[2]) == 0) gammabrightness = 1; #endif // see if gamma really is working by trying to set the brightness if (gammabrightness && setgamma() < 0) gammabrightness = 0; // nope } // setpalettefade will set the palette according to whether gamma worked setpalettefade(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta); //if (c==8) setpalette(0,256,0); if (regrab) grabmouse(1); return 0; } // // resetvideomode() -- resets the video system // void resetvideomode(void) { videomodereset = 1; modeschecked = 0; } // // begindrawing() -- locks the framebuffer for drawing // void begindrawing(void) { if (bpp > 8) { if (offscreenrendering) return; frameplace = 0; bytesperline = 0; modechange = 0; return; } // lock the frame if (lockcount++ > 0) return; if (offscreenrendering) return; if (SDL_MUSTLOCK(sdl_buffersurface)) SDL_LockSurface(sdl_buffersurface); frameplace = (intptr_t)sdl_buffersurface->pixels; if (sdl_buffersurface->pitch != bytesperline || modechange) { bytesperline = sdl_buffersurface->pitch; calc_ylookup(bytesperline, ydim); modechange=0; } } // // enddrawing() -- unlocks the framebuffer // void enddrawing(void) { if (bpp > 8) { if (!offscreenrendering) frameplace = 0; return; } if (!frameplace) return; if (lockcount > 1) { lockcount--; return; } if (!offscreenrendering) frameplace = 0; if (lockcount == 0) return; lockcount = 0; if (offscreenrendering) return; if (SDL_MUSTLOCK(sdl_buffersurface)) SDL_UnlockSurface(sdl_buffersurface); } // // showframe() -- update the display // void showframe(int32_t w) { // int32_t i,j; UNREFERENCED_PARAMETER(w); #ifdef USE_OPENGL if (bpp > 8) { if (palfadedelta) fullscreen_tint_gl(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta); # if SDL_MAJOR_VERSION==1 SDL_GL_SwapBuffers(); # else SDL_GL_SwapWindow(sdl_window); # endif return; } #endif if (offscreenrendering) return; if (lockcount) { printf("Frame still locked %d times when showframe() called.\n", lockcount); while (lockcount) enddrawing(); } // deferred palette updating if (needpalupdate) { #if SDL_MAJOR_VERSION==1 SDL_SetColors(sdl_buffersurface, sdlayer_pal, 0, 256); // same as: //SDL_SetPalette(sdl_buffersurface, SDL_LOGPAL|SDL_PHYSPAL, pal, 0, 256); #else if (SDL_SetPaletteColors(sdl_palptr, sdlayer_pal, 0, 256) < 0) initprintf("SDL_SetPaletteColors failed: %s\n", SDL_GetError()); #endif needpalupdate = 0; } SDL_BlitSurface(sdl_buffersurface, NULL, sdl_surface, NULL); #if SDL_MAJOR_VERSION==1 SDL_Flip(sdl_surface); #else if (sdl_renderer && sdl_texture) { SDL_UpdateTexture(sdl_texture, NULL, sdl_surface->pixels, sdl_surface->pitch); SDL_RenderClear(sdl_renderer); SDL_RenderCopy(sdl_renderer, sdl_texture, NULL, NULL); SDL_RenderPresent(sdl_renderer); } else if (SDL_UpdateWindowSurface(sdl_window)) { // If a fullscreen X11 window is minimized then this may be required. // FIXME: What to do if this fails... sdl_surface = SDL_GetWindowSurface(sdl_window); SDL_UpdateWindowSurface(sdl_window); } #endif } // // setpalette() -- set palette values // int32_t setpalette(int32_t start, int32_t num) { int32_t i,n; if (bpp > 8) return 0; // no palette in opengl Bmemcpy(sdlayer_pal, curpalettefaded, 256*4); for (i=start, n=num; n>0; i++, n--) curpalettefaded[i].f = #if SDL_MAJOR_VERSION==1 sdlayer_pal[i].unused #else sdlayer_pal[i].a #endif = 0; needpalupdate = 1; return 0; } // // getpalette() -- get palette values // #if 0 int32_t getpalette(int32_t start, int32_t num, char *dapal) { int32_t i; SDL_Palette *pal; // we shouldn't need to lock the surface to get the palette pal = sdl_surface->format->palette; for (i=num; i>0; i--, start++) { dapal[0] = pal->colors[start].b >> 2; dapal[1] = pal->colors[start].g >> 2; dapal[2] = pal->colors[start].r >> 2; dapal += 4; } return 1; } #endif // // setgamma // int32_t setgamma(void) { int32_t i; uint16_t gammaTable[768]; float gamma = max(0.1f,min(4.f,vid_gamma)); float contrast = max(0.1f,min(3.f,vid_contrast)); float bright = max(-0.8f,min(0.8f,vid_brightness)); double invgamma = 1 / gamma; double norm = pow(255., invgamma - 1); if (novideo) return 0; if (lastvidgcb[0]==gamma && lastvidgcb[1]==contrast && lastvidgcb[2]==bright) return 0; // This formula is taken from Doomsday for (i = 0; i < 256; i++) { double val = i * contrast - (contrast - 1) * 127; if (gamma != 1) val = pow(val, invgamma) / norm; val += bright * 128; gammaTable[i] = gammaTable[i + 256] = gammaTable[i + 512] = (uint16_t)max(0.f,(double)min(0xffff,val*256)); } #if SDL_MAJOR_VERSION==1 i = SDL_SetGammaRamp(&gammaTable[0],&gammaTable[256],&gammaTable[512]); #else i = INT32_MIN; if (sdl_window) i = SDL_SetWindowGammaRamp( sdl_window,&gammaTable[0],&gammaTable[256],&gammaTable[512]); #endif #if SDL_MAJOR_VERSION==1 if (i != -1) #else if (i < 0) { if (i != INT32_MIN) initprintf("Unable to set gamma: SDL_SetWindowGammaRamp failed: %s\n", SDL_GetError()); } else #endif { lastvidgcb[0] = gamma; lastvidgcb[1] = contrast; lastvidgcb[2] = bright; } return i; } #if !defined(__APPLE__) && !defined(__ANDROID__) extern struct sdlappicon sdlappicon; static SDL_Surface *loadappicon(void) { SDL_Surface *surf; surf = SDL_CreateRGBSurfaceFrom((void *)sdlappicon.pixels, sdlappicon.width, sdlappicon.height, 32, sdlappicon.width*4, 0xffl,0xff00l,0xff0000l,0xff000000l); return surf; } #endif // // // --------------------------------------- // // Miscellany // // --------------------------------------- // // int32_t handleevents_peekkeys(void) { SDL_PumpEvents(); #if SDL_MAJOR_VERSION==1 return SDL_PeepEvents(NULL, 1, SDL_PEEKEVENT, SDL_EVENTMASK(SDL_KEYDOWN)); #else return SDL_PeepEvents(NULL, 1, SDL_PEEKEVENT, SDL_KEYDOWN, SDL_KEYDOWN); #endif } // // handleevents() -- process the SDL message queue // returns !0 if there was an important event worth checking (like quitting) // int32_t handleevents(void) { int32_t code, rv=0, j; SDL_Event ev; if (inputchecked) { if (moustat) { if (mousepresscallback) { if (mouseb & 16) mousepresscallback(5, 0); if (mouseb & 32) mousepresscallback(6, 0); } mouseb &= ~(16|32); } } while (SDL_PollEvent(&ev)) { switch (ev.type) { #if (SDL_MAJOR_VERSION > 1 || (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION > 2)) case SDL_TEXTINPUT: j = 0; do { code = ev.text.text[j]; if (code != scantoasc[OSD_OSDKey()] && !keyascfifo_isfull()) { if (OSD_HandleChar(code)) keyascfifo_insert(code); } } while (j < SDL_TEXTINPUTEVENT_TEXT_SIZE && ev.text.text[++j]); break; case SDL_KEYDOWN: case SDL_KEYUP: code = keytranslation[ev.key.keysym.scancode]; if (ev.key.type == SDL_KEYDOWN && !keyascfifo_isfull() && (ev.key.keysym.scancode == SDL_SCANCODE_RETURN || ev.key.keysym.scancode == SDL_SCANCODE_KP_ENTER || ev.key.keysym.scancode == SDL_SCANCODE_ESCAPE || ev.key.keysym.scancode == SDL_SCANCODE_BACKSPACE || ev.key.keysym.scancode == SDL_SCANCODE_TAB || (ev.key.keysym.mod==KMOD_LCTRL && (ev.key.keysym.scancode == SDL_SCANCODE_F || ev.key.keysym.scancode == SDL_SCANCODE_G)))) { char keyvalue; switch (ev.key.keysym.scancode) { case SDL_SCANCODE_RETURN: case SDL_SCANCODE_KP_ENTER: keyvalue = '\r'; break; case SDL_SCANCODE_ESCAPE: keyvalue = 27; break; case SDL_SCANCODE_BACKSPACE: keyvalue = '\b'; break; case SDL_SCANCODE_TAB: keyvalue = '\t'; break; case SDL_SCANCODE_F: keyvalue = 6; break; case SDL_SCANCODE_G: keyvalue = 7; break; default: keyvalue = 0; break; } if (OSD_HandleChar(keyvalue)) keyascfifo_insert(keyvalue); } // initprintf("SDL2: got key %d, %d, %u\n", ev.key.keysym.scancode, code, ev.key.type); // hook in the osd if ((j = OSD_HandleScanCode(code, (ev.key.type == SDL_KEYDOWN))) <= 0) { if (j == -1) // osdkey for (j = 0; j < KEYSTATUSSIZ; ++j) if (GetKey(j)) { SetKey(j, 0); if (keypresscallback) keypresscallback(j, 0); } break; } if (ev.key.type == SDL_KEYDOWN) { if (!GetKey(code)) { SetKey(code, 1); if (keypresscallback) keypresscallback(code, 1); } } else { # if 1 // The pause key generates a release event right after // the pressing one. As a result, it gets unseen // by the game most of the time. if (code == 0x59) // pause break; # endif SetKey(code, 0); if (keypresscallback) keypresscallback(code, 0); } break; case SDL_MOUSEWHEEL: // initprintf("wheel y %d\n",ev.wheel.y); if (ev.wheel.y > 0) { mouseb |= 16; if (mousepresscallback) mousepresscallback(5, 1); } if (ev.wheel.y < 0) { mouseb |= 32; if (mousepresscallback) mousepresscallback(6, 1); } break; case SDL_WINDOWEVENT: switch (ev.window.event) { case SDL_WINDOWEVENT_FOCUS_GAINED: appactive = 1; # if !defined DEBUGGINGAIDS || defined _WIN32 if (mousegrab && moustat) grabmouse_low(1); # endif # ifdef _WIN32 if (backgroundidle) SetPriorityClass(GetCurrentProcess(), NORMAL_PRIORITY_CLASS); # endif break; case SDL_WINDOWEVENT_FOCUS_LOST: appactive = 0; # if !defined DEBUGGINGAIDS || defined _WIN32 if (mousegrab && moustat) grabmouse_low(0); # endif # ifdef _WIN32 if (backgroundidle) SetPriorityClass(GetCurrentProcess(), IDLE_PRIORITY_CLASS); # endif break; case SDL_WINDOWEVENT_MOVED: if (windowpos) { windowx = ev.window.data1; windowy = ev.window.data2; } break; } break; // #warning Using SDL 1.3 or 2.X #else // SDL 1.3+ ^^^ | vvv SDL 1.2 // #warning Using SDL 1.2 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, key_names[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 && !keyascfifo_isfull()) { if (OSD_HandleChar(ev.key.keysym.unicode & 0x7f)) keyascfifo_insert(ev.key.keysym.unicode & 0x7f); } // hook in the osd // if (ev.type==SDL_KEYDOWN) // printf("got key SDLK %d (%s), trans 0x%x\n", ev.key.keysym.sym, SDL_GetKeyName(ev.key.keysym.sym), code); if ((j = OSD_HandleScanCode(code, (ev.key.type == SDL_KEYDOWN))) <= 0) { if (j == -1) // osdkey for (j = 0; j < KEYSTATUSSIZ; ++j) if (GetKey(j)) { SetKey(j, 0); if (keypresscallback) keypresscallback(j, 0); } break; } if (ev.key.type == SDL_KEYDOWN) { if (!GetKey(code)) { SetKey(code, 1); if (keypresscallback) keypresscallback(code, 1); } } else { # ifdef __linux if (code == 0x59) // pause break; # endif SetKey(code, 0); if (keypresscallback) keypresscallback(code, 0); } break; case SDL_ACTIVEEVENT: if (ev.active.state & SDL_APPINPUTFOCUS) { appactive = ev.active.gain; # if !defined DEBUGGINGAIDS || defined _WIN32 if (mousegrab && moustat) { if (appactive) grabmouse_low(1); else grabmouse_low(0); } # endif # ifdef _WIN32 if (backgroundidle) SetPriorityClass(GetCurrentProcess(), appactive ? NORMAL_PRIORITY_CLASS : IDLE_PRIORITY_CLASS); # endif rv=-1; } break; #endif // SDL version case SDL_MOUSEBUTTONDOWN: case SDL_MOUSEBUTTONUP: //if (ev.button.button>=0) // initprintf("BTN %d\n", ev.button.button); switch (ev.button.button) { // some of these get reordered to match winlayer default: j = -1; break; case SDL_BUTTON_LEFT: j = 0; break; case SDL_BUTTON_RIGHT: j = 1; break; case SDL_BUTTON_MIDDLE: j = 2; break; #if SDL_MAJOR_VERSION==1 || !defined _WIN32 // NOTE: SDL1 does have SDL_BUTTON_X1, but that's not what is // generated. Neither with SDL2 on Linux. (Other OSs: not tested.) case 8: // 8 --> 3 #else // On SDL2/Windows, everything is as it should be. case SDL_BUTTON_X1: #endif j = 3; break; #if SDL_MAJOR_VERSION==1 case SDL_BUTTON_WHEELUP: // 4 case SDL_BUTTON_WHEELDOWN: // 5 j = ev.button.button; break; #endif #if SDL_MAJOR_VERSION==1 || !defined _WIN32 case 9: // 9 --> 6 #else case SDL_BUTTON_X2: #endif j = 6; break; } if (j<0) break; if (ev.button.state == SDL_PRESSED) { mouseb |= (1< doesn't handle relative mouse movement correctly yet as the cursor still clips to the screen edges // so, we call SDL_WarpMouse() to center the cursor and ignore the resulting motion event that occurs // is 1.3 for PK, 1.2 for tueidj if (appactive && mousegrab) { #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 mouseabsx = ev.motion.x; mouseabsy = 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 if (ev.motion.x != xdim>>1 || ev.motion.y != ydim>>1) { mousex += ev.motion.xrel; mousey += ev.motion.yrel; #if !defined DEBUGGINGAIDS || MY_DEVELOPER_ID==805120924 # if SDL_MAJOR_VERSION==1 SDL_WarpMouse(xdim>>1, ydim>>1); # else SDL_WarpMouseInWindow(sdl_window, xdim>>1, ydim>>1); # endif #endif } } break; case SDL_JOYAXISMOTION: if (appactive && ev.jaxis.axis < joynumaxes) { joyaxis[ev.jaxis.axis] = ev.jaxis.value * 10000 / 32767; if ((joyaxis[ev.jaxis.axis] < joydead[ev.jaxis.axis]) && (joyaxis[ev.jaxis.axis] > -joydead[ev.jaxis.axis])) joyaxis[ev.jaxis.axis] = 0; else if (joyaxis[ev.jaxis.axis] >= joysatur[ev.jaxis.axis]) joyaxis[ev.jaxis.axis] = 10000; else if (joyaxis[ev.jaxis.axis] <= -joysatur[ev.jaxis.axis]) joyaxis[ev.jaxis.axis] = -10000; else joyaxis[ev.jaxis.axis] = joyaxis[ev.jaxis.axis] * 10000 / joysatur[ev.jaxis.axis]; } break; case SDL_JOYHATMOTION: { int32_t hatvals[16] = { -1, // centre 0, // up 1 9000, // right 2 4500, // up+right 3 18000, // down 4 -1, // down+up!! 5 13500, // down+right 6 -1, // down+right+up!! 7 27000, // left 8 27500, // left+up 9 -1, // left+right!! 10 -1, // left+right+up!! 11 22500, // left+down 12 -1, // left+down+up!! 13 -1, // left+down+right!! 14 -1, // left+down+right+up!! 15 }; if (appactive && ev.jhat.hat < joynumhats) joyhat[ ev.jhat.hat ] = hatvals[ ev.jhat.value & 15 ]; break; } case SDL_JOYBUTTONDOWN: case SDL_JOYBUTTONUP: if (appactive && ev.jbutton.button < joynumbuttons) { if (ev.jbutton.state == SDL_PRESSED) joyb |= 1 << ev.jbutton.button; else joyb &= ~(1 << ev.jbutton.button); } break; case SDL_QUIT: quitevent = 1; rv=-1; break; default: //OSD_Printf("Got event (%d)\n", ev.type); break; } } // if (mousex|mousey) printf("%d,%d\n",mousex,mousey); /// inputchecked = 0; sampletimer(); #ifndef _WIN32 startwin_idle(NULL); #endif #undef SetKey return rv; } #if (SDL_MAJOR_VERSION == 1 && SDL_MINOR_VERSION < 3) // SDL 1.2 // 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; } } } #endif