// 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 #ifndef __STDC_LIMIT_MACROS #define __STDC_LIMIT_MACROS #endif #include #include // pow #include #include "sdl_inc.h" #include "compat.h" #include "renderlayer.h" #include "cache1d.h" //#include "pragmas.h" #include "a.h" #include "build.h" #include "osd.h" #include "engine_priv.h" #include "palette.h" #ifdef USE_OPENGL # include "glbuild.h" #endif #if defined _WIN32 # include "winbits.h" #endif #if defined __APPLE__ # include "osxbits.h" # include # include #endif #if defined HAVE_GTK2 # include "gtkbits.h" #endif #ifdef __ANDROID__ # include #endif #if defined GEKKO # include "wiibits.h" # include # include # define SDL_DISABLE_8BIT_BUFFER #endif #if SDL_MAJOR_VERSION != 1 static SDL_version linked; #endif #if !defined STARTUP_SETUP_WINDOW 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; } int32_t startwin_run(void) { 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; char quitevent=0, appactive=1, novideo=0; // video static SDL_Surface *sdl_surface/*=NULL*/; #if !defined SDL_DISABLE_8BIT_BUFFER static SDL_Surface *sdl_buffersurface=NULL; #else # define sdl_buffersurface sdl_surface #endif #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; int32_t nofog=0; #ifndef EDUKE32_GLES static uint16_t sysgamma[3][256]; #endif #ifdef USE_OPENGL // OpenGL stuff char nogl=0; #endif static int32_t vsync_renderlayer; int32_t maxrefreshfreq=0; // last gamma, contrast, brightness static float lastvidgcb[3]; //#define KEY_PRINT_DEBUG #include "sdlkeytrans.cpp" static SDL_Surface *appicon = NULL; #if !defined __APPLE__ && !defined EDUKE32_TOUCH_DEVICES static SDL_Surface *loadappicon(void); #endif static mutex_t m_initprintf; // Joystick dead and saturation zones uint16_t *joydead, *joysatur; #ifdef _WIN32 # if SDL_MAJOR_VERSION != 1 // // win_gethwnd() -- gets the window handle // HWND win_gethwnd(void) { struct SDL_SysWMinfo wmInfo; SDL_VERSION(&wmInfo.version); if (SDL_GetWindowWMInfo(sdl_window, &wmInfo) != SDL_TRUE) return 0; if (wmInfo.subsystem == SDL_SYSWM_WINDOWS) return wmInfo.info.win.window; initprintf("win_gethwnd: Unknown WM subsystem?!\n"); return 0; } # endif // // win_gethinstance() -- gets the application instance // HINSTANCE win_gethinstance(void) { return (HINSTANCE)GetModuleHandle(NULL); } #endif int32_t wm_msgbox(const char *name, const 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 EDUKE32_OSX return osx_msgbox(name, buf); #elif defined _WIN32 MessageBox(win_gethwnd(),buf,name,MB_OK|MB_TASKMODAL); return 0; #elif defined EDUKE32_TOUCH_DEVICES initprintf("wm_msgbox called. Message: %s: %s",name,buf); return 0; #elif defined GEKKO puts(buf); return 0; #else # if defined HAVE_GTK2 if (gtkbuild_msgbox(name, buf) >= 0) return 0; # endif # if SDL_MAJOR_VERSION > 1 # 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. for (size_t i=0; i= 0) return ret; # endif # if SDL_MAJOR_VERSION > 1 int r = -1; const SDL_MessageBoxButtonData buttons[] = { { SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT, 0, "No" },{ SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT, 1, "Yes" }, }; SDL_MessageBoxData data = { SDL_MESSAGEBOX_INFORMATION, NULL, /* no parent window */ name, buf, 2, buttons, NULL /* Default color scheme */ }; SDL_ShowMessageBox(&data, &r); return r; # else char c; 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'); return c == 'Y' || c == 'y'; # endif #endif } void wm_setapptitle(const char *name) { #ifndef EDUKE32_TOUCH_DEVICES if (name != apptitle) Bstrncpyz(apptitle, name, sizeof(apptitle)); #if !defined(__APPLE__) if (!appicon) appicon = loadappicon(); #endif #if SDL_MAJOR_VERSION == 1 SDL_WM_SetCaption(apptitle, NULL); if (appicon && sdl_surface) SDL_WM_SetIcon(appicon, 0); #else if (sdl_window) { SDL_SetWindowTitle(sdl_window, apptitle); if (appicon) { #if defined _WIN32 if (!EDUKE32_SDL_LINKED_PREREQ(linked, 2, 0, 5)) #endif SDL_SetWindowIcon(sdl_window, appicon); } } #endif startwin_settitle(apptitle); #else UNREFERENCED_PARAMETER(name); #endif } // // // --------------------------------------- // // System // // --------------------------------------- // // /* 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 EDUKE32_TOUCH_DEVICES && !defined __OPENDINGUX__ # define PRINTSTACKONSEGV 1 # include #endif static inline char grabmouse_low(char a); #ifndef __ANDROID__ static void attach_debugger_here(void) {} 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, ARRAY_SIZE(addr)); 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(); Bexit(8); } } #endif #ifdef __ANDROID__ int mobile_halted = 0; #ifdef __cplusplus extern "C" { #endif void G_Shutdown(void); #ifdef __cplusplus } #endif int sdlayer_mobilefilter(void *userdata, SDL_Event *event) { switch (event->type) { case SDL_APP_TERMINATING: // yes, this calls into the game, ugh if (mobile_halted == 1) G_Shutdown(); mobile_halted = 1; return 0; case SDL_APP_LOWMEMORY: gltexinvalidatetype(INVALIDATE_ALL); return 0; case SDL_APP_WILLENTERBACKGROUND: mobile_halted = 1; return 0; case SDL_APP_DIDENTERBACKGROUND: gltexinvalidatetype(INVALIDATE_ALL); // tear down video? return 0; case SDL_APP_WILLENTERFOREGROUND: // restore video? return 0; case SDL_APP_DIDENTERFOREGROUND: mobile_halted = 0; return 0; default: return 1;//!halt; } UNREFERENCED_PARAMETER(userdata); } #endif #ifdef __ANDROID__ # include static jmp_buf eduke32_exit_jmp_buf; static int eduke32_return_value; void eduke32_exit_return(int retval) { eduke32_return_value = retval; longjmp(eduke32_exit_jmp_buf, 1); EDUKE32_UNREACHABLE_SECTION(return); } #endif #ifdef _WIN32 int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR lpCmdLine, int nCmdShow) #elif defined __ANDROID__ # ifdef __cplusplus extern "C" int eduke32_android_main(int argc, char const *argv[]); # endif int eduke32_android_main(int argc, char const *argv[]) #elif defined GEKKO int SDL_main(int argc, char *argv[]) #else int main(int argc, char *argv[]) #endif { #ifdef __ANDROID__ if (setjmp(eduke32_exit_jmp_buf)) { return eduke32_return_value; } #endif #if defined _WIN32 && defined SDL_HINT_WINDOWS_DISABLE_THREAD_NAMING // Thread naming interferes with debugging using MinGW-w64's GDB. SDL_SetHint(SDL_HINT_WINDOWS_DISABLE_THREAD_NAMING, "1"); #endif int32_t r; #ifdef USE_OPENGL char *argp; if ((argp = Bgetenv("BUILD_NOFOG")) != NULL) nofog = Batol(argp); #endif buildkeytranslationtable(); #ifndef __ANDROID__ signal(SIGSEGV, sighandler); signal(SIGILL, sighandler); /* clang -fcatch-undefined-behavior uses an ill. insn */ signal(SIGABRT, sighandler); signal(SIGFPE, sighandler); #else SDL_SetEventFilter(sdlayer_mobilefilter, NULL); #endif #ifdef _WIN32 UNREFERENCED_PARAMETER(hInst); UNREFERENCED_PARAMETER(hPrevInst); UNREFERENCED_PARAMETER(lpCmdLine); UNREFERENCED_PARAMETER(nCmdShow); win_open(); if (!CheckWinVersion()) { MessageBox(0, "This application requires a newer Windows version to run.", apptitle, MB_OK | MB_ICONSTOP); return -1; } #elif defined(GEKKO) wii_open(); #elif defined(HAVE_GTK2) // Pre-initialize SDL video system in order to make sure XInitThreads() is called // before GTK starts talking to X11. SDL_Init(SDL_INIT_VIDEO); gtkbuild_init(&argc, &argv); #endif startwin_open(); maybe_redirect_outputs(); baselayer_init(); #ifdef _WIN32 char *argvbuf; int32_t buildargc = win_buildargs(&argvbuf); const char **buildargv = (const char **) Bmalloc(sizeof(char *)*(buildargc+1)); char *wp = argvbuf; for (bssize_t i=0; i 1 SDL_StopTextInput(); #endif atexit(uninitsystem); frameplace = 0; lockcount = 0; if (!novideo) { #ifdef USE_OPENGL if (loadgldriver(getenv("BUILD_GLDRV"))) { initprintf("Failed loading OpenGL driver. GL modes will be unavailable.\n"); nogl = 1; } #endif #ifndef _WIN32 const char *drvname = SDL_GetVideoDriver(0); if (drvname) initprintf("Using \"%s\" video driver\n", drvname); #endif wm_setapptitle(apptitle); } return 0; } #endif // // 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) { vsync = setvsync(vsync); } // // initprintf() -- prints a formatted string to the intitialization window // void initprintf(const char *f, ...) { va_list va; char buf[2048]; va_start(va, f); Bvsnprintf(buf, sizeof(buf), f, va); va_end(va); initputs(buf); } // // initputs() -- prints a string to the intitialization window // void initputs(const char *buf) { static char dabuf[2048]; #ifdef __ANDROID__ __android_log_print(ANDROID_LOG_INFO,"DUKE", "%s",buf); #endif OSD_Puts(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 formatted 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 _WIN32 Win_GetOriginalLayoutName(); Win_SetKeyboardLayoutUS(1); #endif #if defined EDUKE32_OSX static char sdl_has3buttonmouse[] = "SDL_HAS3BUTTONMOUSE=1"; // force OS X to operate in >1 button mouse mode so that LMB isn't adulterated if (!getenv("SDL_HAS3BUTTONMOUSE")) putenv(sdl_has3buttonmouse); #endif if (!keyremapinit) for (i = 0; i < 256; i++) keyremap[i] = i; keyremapinit = 1; inputdevices = 1 | 2; // keyboard (1) and mouse (2) mousegrab = 0; memset(key_names, 0, sizeof(key_names)); #if SDL_MAJOR_VERSION == 1 #define SDL_SCANCODE_TO_KEYCODE(x) (SDLKey)(x) #define SDL_JoystickNameForIndex(x) SDL_JoystickName(x) #define SDL_NUM_SCANCODES SDLK_LAST if (SDL_EnableKeyRepeat(250, 30)) initprintf("Error enabling keyboard repeat.\n"); SDL_EnableUNICODE(1); // let's hope this doesn't hit us too hard #endif for (i = SDL_NUM_SCANCODES - 1; i >= 0; i--) { if (!keytranslation[i]) continue; Bstrncpyz(key_names[keytranslation[i]], SDL_GetKeyName(SDL_SCANCODE_TO_KEYCODE(i)), sizeof(key_names[i])); } if (!SDL_InitSubSystem(SDL_INIT_JOYSTICK)) { i = SDL_NumJoysticks(); initprintf("%d joystick(s) found\n", i); for (j = 0; j < i; j++) initprintf(" %d. %s\n", j + 1, SDL_JoystickNameForIndex(j)); joydev = SDL_JoystickOpen(0); if (joydev) { SDL_JoystickEventState(SDL_ENABLE); inputdevices |= 4; // KEEPINSYNC duke3d/src/gamedefs.h, mact/include/_control.h joynumaxes = min(9, SDL_JoystickNumAxes(joydev)); joynumbuttons = min(32, SDL_JoystickNumButtons(joydev)); joynumhats = min((36-joynumbuttons)/4,SDL_JoystickNumHats(joydev)); initprintf("Joystick 1 has %d axes, %d buttons, and %d hat(s).\n", joynumaxes, joynumbuttons, joynumhats); joyaxis = (int32_t *)Bcalloc(joynumaxes, sizeof(int32_t)); if (joynumhats) joyhat = (int32_t *)Bcalloc(joynumhats, sizeof(int32_t)); for (i = 0; i < joynumhats; i++) joyhat[i] = -1; // centre joydead = (uint16_t *)Bcalloc(joynumaxes, sizeof(uint16_t)); joysatur = (uint16_t *)Bcalloc(joynumaxes, sizeof(uint16_t)); } } return 0; } // // uninitinput() -- uninit input system // void uninitinput(void) { #ifdef _WIN32 Win_SetKeyboardLayoutUS(0); #endif uninitmouse(); if (joydev) { SDL_JoystickClose(joydev); joydev = NULL; } } #ifndef GEKKO const char *getjoyname(int32_t what, int32_t num) { static char tmp[64]; switch (what) { case 0: // axis if ((unsigned)num > (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; } } #endif // // initmouse() -- init mouse input // int32_t initmouse(void) { moustat=AppMouseGrab; grabmouse(AppMouseGrab); // FIXME - SA return 0; } // // uninitmouse() -- uninit mouse input // void uninitmouse(void) { grabmouse(0); moustat = 0; } #if SDL_MAJOR_VERSION != 1 // // 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 EDUKE32_TOUCH_DEVICES /* 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); #else UNREFERENCED_PARAMETER(a); return 0; #endif } #endif // // grabmouse() -- show/hide mouse cursor // void grabmouse(char a) { if (appactive && moustat) { #if !defined EDUKE32_TOUCH_DEVICES if ((a != mousegrab) && !grabmouse_low(a)) #endif mousegrab = a; } else mousegrab = a; mousex = mousey = 0; } void AppGrabMouse(char a) { if (!(a & 2)) { grabmouse(a); AppMouseGrab = mousegrab; } SDL_ShowCursor((osd && osd->flags & OSD_CAPTURE) ? SDL_ENABLE : SDL_DISABLE); } // // 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_t timerfreq; static uint32_t timerlastsample; 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_t i; int32_t n; if (!timerfreq) return; i = SDL_GetTicks(); n = tabledivide32(i * timerticspersec, timerfreq) - timerlastsample; if (n <= 0) return; totalclock += n; timerlastsample += n; if (usertimercallback) for (; n > 0; n--) usertimercallback(); } #if defined LUNATIC // // getticks() -- returns the sdl ticks count // uint32_t getticks(void) { return (uint32_t)SDL_GetTicks(); } #endif // high-resolution timers for profiling #if SDL_MAJOR_VERSION!=1 uint64_t getu64ticks(void) { return SDL_GetPerformanceCounter(); } uint64_t getu64tickspersec(void) { 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; #if SDL_MAJOR_VERSION != 1 void getvalidmodes(void) { int32_t i, maxx = 0, maxy = 0; SDL_DisplayMode dispmode; if (modeschecked || novideo) return; validmodecnt = 0; // initprintf("Detecting video modes:\n"); // do fullscreen modes first for (i = 0; i < SDL_GetNumDisplayModes(0); i++) { SDL_GetDisplayMode(0, i, &dispmode); if ((dispmode.w > MAXXDIM) || (dispmode.h > MAXYDIM) || (maxrefreshfreq && (dispmode.refresh_rate > maxrefreshfreq))) continue; // HACK: 8-bit == Software, 32-bit == OpenGL SDL_ADDMODE(dispmode.w, dispmode.h, 8, 1); #ifdef USE_OPENGL if (!nogl) SDL_ADDMODE(dispmode.w, dispmode.h, 32, 1); #endif if ((dispmode.w > maxx) || (dispmode.h > maxy)) { maxx = dispmode.w; maxy = dispmode.h; } } SDL_CHECKFSMODES(maxx, maxy); // add windowed modes next for (i = 0; defaultres[i][0]; i++) { if (!SDL_CHECKMODE(defaultres[i][0], defaultres[i][1])) continue; // HACK: 8-bit == Software, 32-bit == OpenGL SDL_ADDMODE(defaultres[i][0], defaultres[i][1], 8, 0); #ifdef USE_OPENGL if (nogl) continue; SDL_ADDMODE(defaultres[i][0], defaultres[i][1], 32, 0); #endif } qsort((void *)validmode, validmodecnt, sizeof(struct validmode_t), &sortmodes); modeschecked = 1; } #endif // // 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 *x = clamp(*x, 320, MAXXDIM); *y = clamp(*y, 200, MAXYDIM); for (i = 0; i < validmodecnt; i++) { if (validmode[i].bpp != c || validmode[i].fs != fs) continue; dx = klabs(validmode[i].xdim - *x); dy = klabs(validmode[i].ydim - *y); if (!(dx | dy)) { // perfect match nearest = i; break; } if ((dx <= odx) && (dy <= ody)) { nearest = i; odx = dx; ody = dy; } } #ifdef ANY_WINDOWED_SIZE if (!forced && (fs&1) == 0 && (nearest < 0 || (validmode[nearest].xdim!=*x || validmode[nearest].ydim!=*y))) return 0x7fffffffl; #endif if (nearest < 0) return -1; *x = validmode[nearest].xdim; *y = validmode[nearest].ydim; return nearest; } static int32_t needpalupdate; static SDL_Color sdlayer_pal[256]; static void destroy_window_resources() { #if !defined SDL_DISABLE_8BIT_BUFFER if (sdl_buffersurface) SDL_FreeSurface(sdl_buffersurface); sdl_buffersurface = NULL; #endif /* We should NOT destroy the window surface. This is done automatically when SDL_DestroyWindow or SDL_SetVideoMode is called. */ #if SDL_MAJOR_VERSION == 2 if (sdl_renderer && sdl_texture && sdl_surface) SDL_FreeSurface(sdl_surface); sdl_surface = NULL; if (sdl_context) SDL_GL_DeleteContext(sdl_context); sdl_context = NULL; if (sdl_texture) SDL_DestroyTexture(sdl_texture); sdl_texture = NULL; if (sdl_renderer) SDL_DestroyRenderer(sdl_renderer); sdl_renderer = NULL; if (sdl_window) SDL_DestroyWindow(sdl_window); sdl_window = NULL; #endif } #ifdef USE_OPENGL void sdlayer_setvideomode_opengl(void) { polymost_glreset(); bglEnable(GL_TEXTURE_2D); bglShadeModel(GL_SMOOTH); // GL_FLAT bglClearColor(0, 0, 0, 1.0); // Black Background bglHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); // Use FASTEST for ortho! // bglHint(GL_LINE_SMOOTH_HINT, GL_NICEST); #ifndef EDUKE32_GLES bglDisable(GL_DITHER); #endif 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.clamptoedge = 1; glinfo.multitex = 1; // process the extensions string and flag stuff we recognize glinfo.texnpot = !!Bstrstr(glinfo.extensions, "GL_ARB_texture_non_power_of_two") || !!Bstrstr(glinfo.extensions, "GL_OES_texture_npot"); glinfo.multisample = !!Bstrstr(glinfo.extensions, "GL_ARB_multisample"); glinfo.nvmultisamplehint = !!Bstrstr(glinfo.extensions, "GL_NV_multisample_filter_hint"); glinfo.arbfp = !!Bstrstr(glinfo.extensions, "GL_ARB_fragment_program"); glinfo.depthtex = !!Bstrstr(glinfo.extensions, "GL_ARB_depth_texture"); glinfo.shadow = !!Bstrstr(glinfo.extensions, "GL_ARB_shadow"); glinfo.fbos = !!Bstrstr(glinfo.extensions, "GL_EXT_framebuffer_object") || !!Bstrstr(glinfo.extensions, "GL_OES_framebuffer_object"); #if !defined EDUKE32_GLES glinfo.texcompr = !!Bstrstr(glinfo.extensions, "GL_ARB_texture_compression") && Bstrcmp(glinfo.vendor, "ATI Technologies Inc."); # ifdef DYNAMIC_GLEXT if (glinfo.texcompr && (!bglCompressedTexImage2DARB || !bglGetCompressedTexImageARB)) { // lacking the necessary extensions to do this initprintf("Warning: the GL driver lacks necessary functions to use caching\n"); glinfo.texcompr = 0; } # endif glinfo.bgra = !!Bstrstr(glinfo.extensions, "GL_EXT_bgra"); glinfo.clamptoedge = !!Bstrstr(glinfo.extensions, "GL_EXT_texture_edge_clamp") || !!Bstrstr(glinfo.extensions, "GL_SGIS_texture_edge_clamp"); glinfo.rect = !!Bstrstr(glinfo.extensions, "GL_NV_texture_rectangle") || !!Bstrstr(glinfo.extensions, "GL_EXT_texture_rectangle"); glinfo.multitex = !!Bstrstr(glinfo.extensions, "GL_ARB_multitexture"); glinfo.envcombine = !!Bstrstr(glinfo.extensions, "GL_ARB_texture_env_combine"); glinfo.vbos = !!Bstrstr(glinfo.extensions, "GL_ARB_vertex_buffer_object"); glinfo.sm4 = !!Bstrstr(glinfo.extensions, "GL_EXT_gpu_shader4"); glinfo.occlusionqueries = !!Bstrstr(glinfo.extensions, "GL_ARB_occlusion_query"); glinfo.glsl = !!Bstrstr(glinfo.extensions, "GL_ARB_shader_objects"); glinfo.debugoutput = !!Bstrstr(glinfo.extensions, "GL_ARB_debug_output"); glinfo.bufferstorage = !!Bstrstr(glinfo.extensions, "GL_ARB_buffer_storage"); if (Bstrstr(glinfo.extensions, "WGL_3DFX_gamma_control")) { static int32_t warnonce; // 3dfx cards have issues with fog nofog = 1; if (!(warnonce & 1)) initprintf("3dfx card detected: OpenGL fog disabled\n"); warnonce |= 1; } #else // don't bother checking because ETC2 et al. are not listed in extensions anyway glinfo.texcompr = 1; // !!Bstrstr(glinfo.extensions, "GL_OES_compressed_ETC1_RGB8_texture"); #endif // if (Bstrstr(glinfo.extensions, "GL_EXT_texture_filter_anisotropic")) bglGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &glinfo.maxanisotropy); if (!glinfo.dumped) { int32_t oldbpp = bpp; bpp = 32; osdcmd_glinfo(NULL); glinfo.dumped = 1; bpp = oldbpp; } } #endif // defined USE_OPENGL // // setvideomode() -- set SDL video mode // int32_t setvideomode_sdlcommon(int32_t *x, int32_t *y, int32_t c, int32_t fs, int32_t *regrab) { if ((fs == fullscreen) && (*x == xres) && (*y == yres) && (c == bpp) && !videomodereset) { OSD_ResizeDisplay(xres, yres); return 0; } if (checkvideomode(x, y, c, fs, 0) < 0) return -1; #ifdef GEKKO if (!sdl_surface) // only run this the first time we set a video mode wii_initgamevideo(); #endif startwin_close(); if (mousegrab) { *regrab = 1; grabmouse(0); } while (lockcount) enddrawing(); #ifdef USE_OPENGL if (bpp > 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; return 1; } void setvideomode_sdlcommonpost(int32_t x, int32_t y, int32_t c, int32_t fs, int32_t regrab) { wm_setapptitle(apptitle); #ifdef USE_OPENGL if (c > 8) sdlayer_setvideomode_opengl(); #endif 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 #ifndef EDUKE32_GLES if (!gammabrightness) { // float f = 1.0 + ((float)curbrightness / 10.0); #if SDL_MAJOR_VERSION != 1 if (SDL_GetWindowGammaRamp(sdl_window, sysgamma[0], sysgamma[1], sysgamma[2]) == 0) #else if (SDL_GetGammaRamp(sysgamma[0], sysgamma[1], sysgamma[2]) >= 0) #endif gammabrightness = 1; // see if gamma really is working by trying to set the brightness if (gammabrightness && setgamma() < 0) gammabrightness = 0; // nope } #endif setpalettefade(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta); if (regrab) grabmouse(AppMouseGrab); } #if SDL_MAJOR_VERSION!=1 void setrefreshrate(void) { SDL_DisplayMode dispmode; SDL_GetCurrentDisplayMode(0, &dispmode); dispmode.refresh_rate = maxrefreshfreq; SDL_DisplayMode newmode; SDL_GetClosestDisplayMode(0, &dispmode, &newmode); if (dispmode.refresh_rate != newmode.refresh_rate) { initprintf("Refresh rate: %dHz\n", newmode.refresh_rate); SDL_SetWindowDisplayMode(sdl_window, &newmode); } } static void sdl_trycreaterenderer_fail(char const * const failurepoint) { initprintf("Falling back to SDL_GetWindowSurface: %s failed: %s\n", failurepoint, SDL_GetError()); SDL_DestroyRenderer(sdl_renderer); sdl_renderer = NULL; } static void sdl_trycreaterenderer(int32_t const x, int32_t const y) { int const flags = SDL_RENDERER_ACCELERATED | (vsync_renderlayer ? SDL_RENDERER_PRESENTVSYNC : 0); sdl_renderer = SDL_CreateRenderer(sdl_window, -1, flags); if (!sdl_renderer) { sdl_trycreaterenderer_fail("SDL_CreateRenderer"); return; } SDL_RendererInfo sdl_rendererinfo; SDL_GetRendererInfo(sdl_renderer, &sdl_rendererinfo); if (sdl_rendererinfo.flags & SDL_RENDERER_SOFTWARE) // this would be useless { initprintf("Falling back to SDL_GetWindowSurface: software SDL_Renderer \"%s\" provides no benefit.\n", sdl_rendererinfo.name); SDL_DestroyRenderer(sdl_renderer); sdl_renderer = NULL; return; } initprintf("Trying SDL_Renderer \"%s\"\n", sdl_rendererinfo.name); sdl_texture = SDL_CreateTexture(sdl_renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STATIC, x, y); if (!sdl_texture) { sdl_trycreaterenderer_fail("SDL_CreateTexture"); return; } sdl_surface = SDL_CreateRGBSurface(0, x, y, 32, 0, 0, 0, 0); if (!sdl_surface) { SDL_DestroyTexture(sdl_texture); sdl_texture = NULL; sdl_trycreaterenderer_fail("SDL_CreateRGBSurface"); return; } } int32_t setvideomode(int32_t x, int32_t y, int32_t c, int32_t fs) { int32_t regrab = 0, ret; ret = setvideomode_sdlcommon(&x, &y, c, fs, ®rab); if (ret != 1) return ret; // 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) { int32_t i, j; #ifdef USE_GLEXT int32_t multisamplecheck = (glmultisample > 0); #else int32_t multisamplecheck = 0; #endif if (nogl) return -1; #ifdef _WIN32 win_setvideomode(c); #endif struct glattribs { SDL_GLattr attr; int32_t value; } sdlayer_gl_attributes[] = { #ifdef EDUKE32_TOUCH_DEVICES { SDL_GL_CONTEXT_MAJOR_VERSION, 1 }, { SDL_GL_CONTEXT_MINOR_VERSION, 1 }, #endif { SDL_GL_DOUBLEBUFFER, 1 }, #ifdef USE_GLEXT { SDL_GL_MULTISAMPLEBUFFERS, glmultisample > 0 }, { SDL_GL_MULTISAMPLESAMPLES, glmultisample }, #endif { SDL_GL_STENCIL_SIZE, 1 }, { SDL_GL_ACCELERATED_VISUAL, 1 }, }; 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. */ sdl_window = SDL_CreateWindow("", windowpos ? windowx : (int)SDL_WINDOWPOS_CENTERED, windowpos ? windowy : (int)SDL_WINDOWPOS_CENTERED, x, y, ((fs & 1) ? SDL_WINDOW_FULLSCREEN : 0) | SDL_WINDOW_OPENGL); if (sdl_window) sdl_context = SDL_GL_CreateContext(sdl_window); if (!sdl_window || !sdl_context) { initprintf("Unable to set video mode: %s failed: %s\n", sdl_window ? "SDL_GL_CreateContext" : "SDL_GL_CreateWindow", SDL_GetError()); destroy_window_resources(); return -1; } SDL_GL_SetSwapInterval(vsync_renderlayer); setrefreshrate(); #ifdef _WIN32 loadglextensions(); #endif } while (multisamplecheck--); } else #endif // defined USE_OPENGL { // init sdl_window = SDL_CreateWindow("", windowpos ? windowx : (int)SDL_WINDOWPOS_CENTERED, windowpos ? windowy : (int)SDL_WINDOWPOS_CENTERED, x, y, ((fs & 1) ? SDL_WINDOW_FULLSCREEN : 0)); if (!sdl_window) SDL2_VIDEO_ERR("SDL_CreateWindow"); setrefreshrate(); sdl_trycreaterenderer(x, y); if (!sdl_surface) { sdl_surface = SDL_GetWindowSurface(sdl_window); if (!sdl_surface) SDL2_VIDEO_ERR("SDL_GetWindowSurface"); } #if !defined SDL_DISABLE_8BIT_BUFFER sdl_buffersurface = SDL_CreateRGBSurface(0, x, y, c, 0, 0, 0, 0); if (!sdl_buffersurface) SDL2_VIDEO_ERR("SDL_CreateRGBSurface"); #endif if (!sdl_palptr) sdl_palptr = SDL_AllocPalette(256); if (SDL_SetSurfacePalette(sdl_buffersurface, sdl_palptr) < 0) initprintf("SDL_SetSurfacePalette failed: %s\n", SDL_GetError()); } setvideomode_sdlcommonpost(x, y, c, fs, regrab); return 0; } #endif // // resetvideomode() -- resets the video system // void resetvideomode(void) { videomodereset = 1; modeschecked = 0; } // // begindrawing() -- locks the framebuffer for drawing // #ifdef DEBUG_FRAME_LOCKING uint32_t begindrawing_line[BEGINDRAWING_SIZE]; const char *begindrawing_file[BEGINDRAWING_SIZE]; void begindrawing_real(void) #else void begindrawing(void) #endif { 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 // #if SDL_MAJOR_VERSION != 1 #ifdef __ANDROID__ extern "C" void AndroidDrawControls(); #endif void showframe(int32_t w) { UNREFERENCED_PARAMETER(w); #ifdef __ANDROID__ if (mobile_halted) return; #endif #ifdef USE_OPENGL if (bpp > 8) { if (palfadedelta) fullscreen_tint_gl(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta); #ifdef __ANDROID__ AndroidDrawControls(); #endif SDL_GL_SwapWindow(sdl_window); 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_SetPaletteColors(sdl_palptr, sdlayer_pal, 0, 256) < 0) initprintf("SDL_SetPaletteColors failed: %s\n", SDL_GetError()); needpalupdate = 0; } #if !defined SDL_DISABLE_8BIT_BUFFER SDL_BlitSurface(sdl_buffersurface, NULL, sdl_surface, NULL); #endif 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; } // // setgamma // int32_t setgamma(void) { // return 0; 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)); float invgamma = 1.f / gamma; float norm = powf(255.f, invgamma - 1.f); 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++) { float val = i * contrast - (contrast - 1.f) * 127.f; if (gamma != 1.f) val = powf(val, invgamma) / norm; val += bright * 128.f; gammaTable[i] = gammaTable[i + 256] = gammaTable[i + 512] = (uint16_t)max(0.f, min(65535.f, val * 256.f)); } #if SDL_MAJOR_VERSION == 1 i = SDL_SetGammaRamp(&gammaTable[0], &gammaTable[256], &gammaTable[512]); if (i != -1) #else i = INT32_MIN; if (sdl_window) i = SDL_SetWindowGammaRamp(sdl_window, &gammaTable[0], &gammaTable[256], &gammaTable[512]); if (i < 0) { #ifndef __ANDROID__ // Don't do this check, it is really supported, TODO /* if (i != INT32_MIN) initprintf("Unable to set gamma: SDL_SetWindowGammaRamp failed: %s\n", SDL_GetError()); */ #endif #ifndef EDUKE32_GLES #if SDL_MAJOR_VERSION == 1 SDL_SetGammaRamp(&sysgamma[0][0], &sysgamma[1][0], &sysgamma[2][0]); #else if (sdl_window) SDL_SetWindowGammaRamp(sdl_window, &sysgamma[0][0], &sysgamma[1][0], &sysgamma[2][0]); #endif gammabrightness = 0; #endif } else #endif { lastvidgcb[0] = gamma; lastvidgcb[1] = contrast; lastvidgcb[2] = bright; gammabrightness = 1; } return i; } #if !defined __APPLE__ && !defined EDUKE32_TOUCH_DEVICES extern struct sdlappicon sdlappicon; static inline SDL_Surface *loadappicon(void) { SDL_Surface *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 } void handleevents_updatemousestate(uint8_t state) { mousepressstate = state == SDL_RELEASED ? Mouse_Released : Mouse_Pressed; } // // handleevents() -- process the SDL message queue // returns !0 if there was an important event worth checking (like quitting) // int32_t handleevents_sdlcommon(SDL_Event *ev) { switch (ev->type) { #if !defined EDUKE32_IOS case SDL_MOUSEMOTION: #ifndef GEKKO mouseabs.x = ev->motion.x; mouseabs.y = ev->motion.y; #endif // SDL 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) { if (ev->motion.x != xdim >> 1 || ev->motion.y != ydim >> 1) { mousex += ev->motion.xrel; mousey += ev->motion.yrel; # if SDL_MAJOR_VERSION==1 SDL_WarpMouse(xdim>>1, ydim>>1); # else SDL_WarpMouseInWindow(sdl_window, xdim>>1, ydim>>1); # endif } } break; case SDL_MOUSEBUTTONDOWN: case SDL_MOUSEBUTTONUP: { int32_t j; // some of these get reordered to match winlayer switch (ev->button.button) { default: j = -1; break; case SDL_BUTTON_LEFT: j = 0; handleevents_updatemousestate(ev->button.state); break; case SDL_BUTTON_RIGHT: j = 1; break; case SDL_BUTTON_MIDDLE: j = 2; break; #if SDL_MAJOR_VERSION == 1 case SDL_BUTTON_WHEELUP: // 4 case SDL_BUTTON_WHEELDOWN: // 5 j = ev->button.button; break; #endif /* Thumb buttons. */ #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: j = 3; break; case 9: j = 6; break; #else // On SDL2/Windows, everything is as it should be. case SDL_BUTTON_X1: j = 3; break; case SDL_BUTTON_X2: j = 6; break; #endif } if (j < 0) break; if (ev->button.state == SDL_PRESSED) mouseb |= (1 << j); else #if SDL_MAJOR_VERSION==1 if (j != SDL_BUTTON_WHEELUP && j != SDL_BUTTON_WHEELDOWN) #endif mouseb &= ~(1 << j); if (mousepresscallback) mousepresscallback(j+1, ev->button.state == SDL_PRESSED); break; } #else # if SDL_MAJOR_VERSION != 1 case SDL_FINGERUP: mousepressstate = Mouse_Released; break; case SDL_FINGERDOWN: mousepressstate = Mouse_Pressed; case SDL_FINGERMOTION: mouseabs.x = Blrintf(ev->tfinger.x * xdim); mouseabs.y = Blrintf(ev->tfinger.y * ydim); break; # endif #endif 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); #ifdef GEKKO if (ev->jbutton.button == 0) // WII_A handleevents_updatemousestate(ev->jbutton.state); #endif } break; case SDL_QUIT: quitevent = 1; return -1; } return 0; } int32_t handleevents_pollsdl(void); #if SDL_MAJOR_VERSION != 1 // SDL 2.0 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_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: { const SDL_Scancode sc = ev.key.keysym.scancode; code = keytranslation[sc]; // Modifiers that have to be held down to be effective // (excludes KMOD_NUM, for example). static const int MODIFIERS = KMOD_LSHIFT|KMOD_RSHIFT|KMOD_LCTRL|KMOD_RCTRL| KMOD_LALT|KMOD_RALT|KMOD_LGUI|KMOD_RGUI; // XXX: see osd.c, OSD_HandleChar(), there are more... if (ev.key.type == SDL_KEYDOWN && !keyascfifo_isfull() && (sc == SDL_SCANCODE_RETURN || sc == SDL_SCANCODE_KP_ENTER || sc == SDL_SCANCODE_ESCAPE || sc == SDL_SCANCODE_BACKSPACE || sc == SDL_SCANCODE_TAB || (((ev.key.keysym.mod) & MODIFIERS) == KMOD_LCTRL && (sc >= SDL_SCANCODE_A && sc <= SDL_SCANCODE_Z)))) { char keyvalue; switch (sc) { 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; default: keyvalue = sc - SDL_SCANCODE_A + 1; break; // Ctrl+A --> 1, etc. } if (OSD_HandleChar(keyvalue)) keyascfifo_insert(keyvalue); } else if (ev.key.type == SDL_KEYDOWN && ev.key.keysym.sym != scantoasc[OSD_OSDKey()] && !keyascfifo_isfull() && !SDL_IsTextInputActive()) { /* Necessary for Duke 3D's method of entering cheats to work without showing IMEs. SDL_TEXTINPUT is preferable overall, but with bitmap fonts it has no advantage. */ SDL_Keycode keyvalue = ev.key.keysym.sym; if ('a' <= keyvalue && keyvalue <= 'z') { if (!!(ev.key.keysym.mod & KMOD_SHIFT) ^ !!(ev.key.keysym.mod & KMOD_CAPS)) keyvalue -= 'a'-'A'; } else if (ev.key.keysym.mod & KMOD_SHIFT) { switch (keyvalue) { case '\'': keyvalue = '"'; break; case ',': keyvalue = '<'; break; case '-': keyvalue = '_'; break; case '.': keyvalue = '>'; break; case '/': keyvalue = '?'; break; case '0': keyvalue = ')'; break; case '1': keyvalue = '!'; break; case '2': keyvalue = '@'; break; case '3': keyvalue = '#'; break; case '4': keyvalue = '$'; break; case '5': keyvalue = '%'; break; case '6': keyvalue = '^'; break; case '7': keyvalue = '&'; break; case '8': keyvalue = '*'; break; case '9': keyvalue = '('; break; case ';': keyvalue = ':'; break; case '=': keyvalue = '+'; break; case '[': keyvalue = '{'; break; case '\\': keyvalue = '|'; break; case ']': keyvalue = '}'; break; case '`': keyvalue = '~'; break; } } else if (ev.key.keysym.mod & KMOD_NUM) // && !(ev.key.keysym.mod & KMOD_SHIFT) { switch (keyvalue) { case SDLK_KP_1: keyvalue = '1'; break; case SDLK_KP_2: keyvalue = '2'; break; case SDLK_KP_3: keyvalue = '3'; break; case SDLK_KP_4: keyvalue = '4'; break; case SDLK_KP_5: keyvalue = '5'; break; case SDLK_KP_6: keyvalue = '6'; break; case SDLK_KP_7: keyvalue = '7'; break; case SDLK_KP_8: keyvalue = '8'; break; case SDLK_KP_9: keyvalue = '9'; break; case SDLK_KP_0: keyvalue = '0'; break; case SDLK_KP_PERIOD: keyvalue = '.'; break; case SDLK_KP_COMMA: keyvalue = ','; break; } } switch (keyvalue) { case SDLK_KP_DIVIDE: keyvalue = '/'; break; case SDLK_KP_MULTIPLY: keyvalue = '*'; break; case SDLK_KP_MINUS: keyvalue = '-'; break; case SDLK_KP_PLUS: keyvalue = '+'; break; } if ((unsigned)keyvalue <= 0x7Fu) { 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: case SDL_WINDOWEVENT_FOCUS_LOST: appactive = (ev.window.event == SDL_WINDOWEVENT_FOCUS_GAINED); if (mousegrab && moustat) grabmouse_low(appactive); #ifdef _WIN32 Win_SetKeyboardLayoutUS(appactive); if (backgroundidle) SetPriorityClass(GetCurrentProcess(), appactive ? NORMAL_PRIORITY_CLASS : IDLE_PRIORITY_CLASS); #endif break; case SDL_WINDOWEVENT_MOVED: if (windowpos) { windowx = ev.window.data1; windowy = ev.window.data2; } break; case SDL_WINDOWEVENT_ENTER: mouseinwindow = 1; break; case SDL_WINDOWEVENT_LEAVE: mouseinwindow = 0; break; } break; default: rv = handleevents_sdlcommon(&ev); break; } } return rv; } #endif int32_t handleevents(void) { #ifdef __ANDROID__ if (mobile_halted) return 0; #endif int32_t rv; if (inputchecked && moustat) { if (mousepresscallback) { if (mouseb & 16) mousepresscallback(5, 0); if (mouseb & 32) mousepresscallback(6, 0); } mouseb &= ~(16 | 32); } rv = handleevents_pollsdl(); inputchecked = 0; sampletimer(); #ifndef _WIN32 startwin_idle(NULL); #endif return rv; } #if SDL_MAJOR_VERSION == 1 #include "sdlayer12.cpp" #endif