// Windows DIB/DirectDraw interface layer for the Build Engine // Originally by Jonathon Fowler (jonof@edgenetwk.com) #define DIRECTINPUT_VERSION 0x0700 #define DIRECTDRAW_VERSION 0x0600 #define _WIN32_WINNT 0x0501 #define WIN32_LEAN_AND_MEAN #include #include #include #ifndef DIK_PAUSE # define DIK_PAUSE 0xC5 #endif #include #ifdef _MSC_VER #include #endif #include "dxdidf.h" // comment this out if c_dfDI* is being reported as multiply defined #include #include #include #ifdef USE_OPENGL #include "glbuild.h" #endif #include "compat.h" #include "winlayer.h" #include "pragmas.h" #include "build.h" #include "a.h" #include "osd.h" #include "rawinput.h" #include "nedmalloc.h" #include "mutex.h" // undefine to restrict windowed resolutions to conventional sizes #define ANY_WINDOWED_SIZE static mutex_t m_initprintf; int32_t _buildargc = 0; const char **_buildargv = NULL; static char *argvbuf = NULL; extern int32_t app_main(int32_t argc, const char *argv[]); extern void app_crashhandler(void); // Windows crud static HINSTANCE hInstance = 0; static HWND hWindow = 0; #define WINDOW_STYLE (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX) #define WindowClass "buildapp" static BOOL window_class_registered = FALSE; static HANDLE instanceflag = NULL; int32_t backgroundidle = 1; static WORD sysgamma[3][256]; extern int32_t curbrightness, gammabrightness; #ifdef USE_OPENGL // OpenGL stuff static HGLRC hGLRC = 0; char nofog=0; char nogl=0; char forcegl=0; #endif static LPTSTR GetWindowsErrorMsg(DWORD code); static const char *GetDDrawError(HRESULT code); static const char *GetDInputError(HRESULT code); static void ShowErrorBox(const char *m); static void ShowDDrawErrorBox(const char *m, HRESULT r); static void ShowDInputErrorBox(const char *m, HRESULT r); static inline BOOL CheckWinVersion(void); static LRESULT CALLBACK WndProcCallback(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam); static BOOL InitDirectDraw(void); static void UninitDirectDraw(void); static int32_t RestoreDirectDrawMode(void); static void ReleaseDirectDrawSurfaces(void); static BOOL InitDirectInput(void); static void UninitDirectInput(void); static void GetKeyNames(void); static void AcquireInputDevices(char acquire); static inline void DI_PollJoysticks(void); static int32_t SetupDirectDraw(int32_t width, int32_t height); static void UninitDIB(void); static int32_t SetupDIB(int32_t width, int32_t height); static void ReleaseOpenGL(void); static void UninitOpenGL(void); static int32_t SetupOpenGL(int32_t width, int32_t height, int32_t bitspp); static BOOL RegisterWindowClass(void); static BOOL CreateAppWindow(int32_t modenum); static void DestroyAppWindow(void); // video static int32_t desktopxdim=0; static int32_t desktopydim=0; static int32_t desktopbpp=0; static int32_t modesetusing=-1; static int32_t curvidmode = -1; static int32_t customxdim = 640; static int32_t customydim = 480; static int32_t custombpp = 8; static int32_t customfs = 0; static uint32_t modeschecked=0; int32_t xres=-1; int32_t yres=-1; int32_t fullscreen=0; int32_t bpp=0; int32_t bytesperline=0; int32_t imageSize=0; int32_t lockcount=0; int32_t glcolourdepth=32; int32_t vsync=0; uint32_t maxrefreshfreq=60; intptr_t frameplace=0; char modechange=1; char repaintneeded=0; char offscreenrendering=0; char videomodereset = 0; char silentvideomodeswitch = 0; // input and events char quitevent=0; char appactive=1; char realfs=0; char regrabmouse=0; uint32_t mousewheel[2] = { 0,0 }; static char taskswitching=1; static OSVERSIONINFOEX osv; #ifdef NEDMALLOC extern int32_t largepagesavailable; #else static HMODULE nedhandle = NULL; #endif //------------------------------------------------------------------------------------------------- // DINPUT (JOYSTICK) //================================================================================================= #define JOYSTICK 0 static HMODULE hDInputDLL = NULL; static LPDIRECTINPUT7A lpDI = NULL; static LPDIRECTINPUTDEVICE7A lpDID = NULL; #define INPUT_BUFFER_SIZE 32 static GUID guidDevs; char di_disabled = 0; static char di_devacquired; static HANDLE di_inputevt = 0; static int32_t joyblast=0; volatile uint8_t moustat = 0, mousegrab = 0; static struct { char *name; LPDIRECTINPUTDEVICE7A *did; const DIDATAFORMAT *df; } devicedef = { "joystick", &lpDID, &c_dfDIJoystick }; static struct _joydef { const char *name; uint32_t ofs; // directinput 'dwOfs' value } *axisdefs = NULL, *buttondefs = NULL, *hatdefs = NULL; //------------------------------------------------------------------------------------------------- // MAIN CRAP //================================================================================================= // // win_gethwnd() -- gets the window handle // int32_t win_gethwnd(void) { return (int32_t)hWindow; } // // win_gethinstance() -- gets the application instance // int32_t win_gethinstance(void) { return (int32_t)hInstance; } // // win_allowtaskswitching() -- captures/releases alt+tab hotkeys // void win_allowtaskswitching(int32_t onf) { if (onf == taskswitching) return; if (onf) { UnregisterHotKey(0,0); UnregisterHotKey(0,1); } else { RegisterHotKey(0,0,MOD_ALT,VK_TAB); RegisterHotKey(0,1,MOD_ALT|MOD_SHIFT,VK_TAB); } taskswitching = onf; } // // win_checkinstance() -- looks for another instance of a Build app // int32_t win_checkinstance(void) { if (!instanceflag) return 0; return (WaitForSingleObject(instanceflag,0) == WAIT_TIMEOUT); } // // wm_msgbox/wm_ynbox() -- window-manager-provided message boxes // int32_t wm_msgbox(char *name, char *fmt, ...) { char buf[2048]; va_list va; va_start(va,fmt); vsprintf(buf,fmt,va); va_end(va); MessageBox(hWindow,buf,name,MB_OK|MB_TASKMODAL); return 0; } int32_t wm_ynbox(char *name, char *fmt, ...) { char buf[2048]; va_list va; int32_t r; va_start(va,fmt); vsprintf(buf,fmt,va); va_end(va); r = MessageBox((HWND)win_gethwnd(),buf,name,MB_YESNO|MB_ICONQUESTION|MB_TASKMODAL); if (r==IDYES) return 1; return 0; } // // wm_setapptitle() -- changes the window title // void wm_setapptitle(char *name) { if (name) { Bstrncpy(apptitle, name, sizeof(apptitle)-1); apptitle[ sizeof(apptitle)-1 ] = 0; } if (hWindow) SetWindowText(hWindow, apptitle); startwin_settitle(apptitle); } static int32_t setgammaramp(WORD gt[3][256]); // // SignalHandler() -- called when we've sprung a leak // static void SignalHandler(int32_t signum) { switch (signum) { case SIGSEGV: OSD_Printf("Fatal Signal caught: SIGSEGV. Bailing out.\n"); if (gammabrightness) setgammaramp(sysgamma); gammabrightness = 0; app_crashhandler(); uninitsystem(); if (stdout) fclose(stdout); break; default: break; } } // // WinMain() -- main Windows entry point // int32_t WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR lpCmdLine, int32_t nCmdShow) { int32_t r; char *argp; FILE *fp; HDC hdc; UNREFERENCED_PARAMETER(lpCmdLine); UNREFERENCED_PARAMETER(nCmdShow); hInstance = hInst; #ifdef _MSC_VER _CrtSetDbgFlag(_CRTDBG_CHECK_ALWAYS_DF); #endif if (!CheckWinVersion() || hPrevInst) { MessageBox(0, "This application requires Windows XP or better to run.", apptitle, MB_OK|MB_ICONSTOP); return -1; } #ifdef NEDMALLOC /* Attempt to enable SeLockMemoryPrivilege, 2003/Vista/7 only */ if (Bgetenv("BUILD_NOLARGEPAGES") == NULL && (osv.dwMajorVersion >= 6 || (osv.dwMajorVersion == 5 && osv.dwMinorVersion == 2))) { HANDLE token; if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &token)) { TOKEN_PRIVILEGES privs; privs.PrivilegeCount = 1; if (LookupPrivilegeValue(NULL, SE_LOCK_MEMORY_NAME, &privs.Privileges[0].Luid)) { privs.Privileges[0].Attributes=SE_PRIVILEGE_ENABLED; if (!AdjustTokenPrivileges(token, FALSE, &privs, 0, NULL, NULL) || GetLastError() != S_OK) { // failure... largepagesavailable = 0; } } CloseHandle(token); } } nedcreatepool(SYSTEM_POOL_SIZE, -1); // atexit(neddestroysyspool); #else // don't want to mix msvcrt with msvcrtd! #ifndef DEBUGGINGAIDS if ((nedhandle = LoadLibrary("nedmalloc.dll"))) { nedpool *(WINAPI *nedcreatepool)(size_t, int); if ((nedcreatepool = (void *)GetProcAddress(nedhandle, "nedcreatepool"))) nedcreatepool(SYSTEM_POOL_SIZE, -1); } #endif #endif #ifdef DEBUGGINGAIDS LoadLibraryA("backtrace.dll"); #endif hdc = GetDC(NULL); r = GetDeviceCaps(hdc, BITSPIXEL); ReleaseDC(NULL, hdc); if (r < 8) { MessageBox(0, "This application requires a desktop color depth of 256-colors or better.", apptitle, MB_OK|MB_ICONSTOP); return -1; } // carve up the commandline into more recognizable pieces argvbuf = Bstrdup(GetCommandLine()); _buildargc = 0; if (argvbuf) { char quoted = 0, instring = 0, swallownext = 0; char *p,*wp; int32_t i; for (p=wp=argvbuf; *p; p++) { if (*p == ' ') { if (instring && !quoted) { // end of a string *(wp++) = 0; instring = 0; } else if (instring) { *(wp++) = *p; } } else if (*p == '"' && !swallownext) { if (instring && quoted) { // end of a string if (p[1] == ' ') { *(wp++) = 0; instring = 0; quoted = 0; } else { quoted = 0; } } else if (instring && !quoted) { quoted = 1; } else if (!instring) { instring = 1; quoted = 1; _buildargc++; } } else if (*p == '\\' && p[1] == '"' && !swallownext) { swallownext = 1; } else { if (!instring) _buildargc++; instring = 1; *(wp++) = *p; swallownext = 0; } } *wp = 0; _buildargv = (const char **)Bmalloc(sizeof(char *)*_buildargc); wp = argvbuf; for (i=0; i<_buildargc; i++,wp++) { _buildargv[i] = wp; while (*wp) wp++; } } // pipe standard outputs to files if ((argp = Bgetenv("BUILD_LOGSTDOUT")) != NULL) if (!Bstrcasecmp(argp, "TRUE")) { fp = freopen("stdout.txt", "w", stdout); if (!fp) { fp = fopen("stdout.txt", "w"); } if (fp) setvbuf(fp, 0, _IONBF, 0); *stdout = *fp; *stderr = *fp; } #ifdef USE_OPENGL if ((argp = Bgetenv("BUILD_NOFOG")) != NULL) nofog = Batol(argp); if (Bgetenv("BUILD_FORCEGL") != NULL) forcegl = 1; #endif // install signal handlers #if !defined(_MSC_VER) || !defined(DEBUGGINGAIDS) signal(SIGSEGV, SignalHandler); #endif if (RegisterWindowClass()) return -1; #ifdef DISCLAIMER MessageBox(0, DISCLAIMER, "Notice", MB_OK|MB_ICONINFORMATION); #endif // atexit(uninitsystem); instanceflag = CreateSemaphore(NULL, 1,1, WindowClass); startwin_open(); baselayer_init(); r = app_main(_buildargc, _buildargv); fclose(stdout); if (r) Sleep(3000); startwin_close(); if (instanceflag) CloseHandle(instanceflag); if (argvbuf) Bfree(argvbuf); return r; } static int32_t set_maxrefreshfreq(const osdfuncparm_t *parm) { int32_t freq; if (parm->numparms == 0) { if (maxrefreshfreq == 0) OSD_Printf("\"maxrefreshfreq\" is \"No maximum\"\n"); else OSD_Printf("\"maxrefreshfreq\" is \"%d\"\n",maxrefreshfreq); return OSDCMD_OK; } if (parm->numparms != 1) return OSDCMD_SHOWHELP; freq = Batol(parm->parms[0]); if (freq < 0) return OSDCMD_SHOWHELP; maxrefreshfreq = (unsigned)freq; modeschecked = 0; return OSDCMD_OK; } static int32_t set_windowpos(const osdfuncparm_t *parm) { if (parm->numparms == 0) { OSD_Printf("\"r_windowpositioning\" is \"%d\"\n",windowpos); return OSDCMD_OK; } if (parm->numparms != 1) return OSDCMD_SHOWHELP; windowpos = Batol(parm->parms[0])>0; OSD_Printf("r_windowpositioning %d\n",windowpos); return OSDCMD_OK; } // // initsystem() -- init systems // static void win_printversion(void) { const char *ver = ""; switch (osv.dwPlatformId) { case VER_PLATFORM_WIN32_NT: if (osv.dwMajorVersion == 5) { switch (osv.dwMinorVersion) { case 1: ver = "XP"; break; case 2: ver = osv.wProductType == VER_NT_WORKSTATION ? "XP x64" : "Server 2003"; break; } break; } if (osv.dwMajorVersion == 6) { switch (osv.dwMinorVersion) { case 0: ver = osv.wProductType == VER_NT_WORKSTATION ? "Vista" : "Server 2008"; break; case 1: ver = osv.wProductType == VER_NT_WORKSTATION ? "7" : "Server 2008 R2"; break; } break; } break; } initprintf("Windows %s (build %lu.%lu.%lu) %s", ver, osv.dwMajorVersion, osv.dwMinorVersion, osv.dwBuildNumber, osv.szCSDVersion); #ifdef NEDMALLOC initprintf("\n"); if (largepagesavailable) initprintf("Large page support available\n"); #else initprintf(nedhandle ? "\nInitialized nedmalloc\n" : "\n"); #endif } int32_t initsystem(void) { DEVMODE desktopmode; // initprintf("Initializing Windows DirectX/GDI system interface\n"); mutex_init(&m_initprintf); // get the desktop dimensions before anything changes them ZeroMemory(&desktopmode, sizeof(DEVMODE)); desktopmode.dmSize = sizeof(DEVMODE); EnumDisplaySettings(NULL,ENUM_CURRENT_SETTINGS,&desktopmode); desktopxdim = desktopmode.dmPelsWidth; desktopydim = desktopmode.dmPelsHeight; desktopbpp = desktopmode.dmBitsPerPel; memset(curpalette, 0, sizeof(palette_t) * 256); atexit(uninitsystem); frameplace=0; lockcount=0; win_printversion(); #ifdef USE_OPENGL if (loadgldriver(getenv("BUILD_GLDRV"))) { initprintf("Failure loading OpenGL. GL modes are unavailable.\n"); nogl = 1; } #endif // try and start DirectDraw if (InitDirectDraw()) initprintf("DirectDraw initialization failed. Fullscreen modes will be unavailable.\n"); OSD_RegisterFunction("maxrefreshfreq", "maxrefreshfreq: maximum display frequency to set for OpenGL Polymost modes (0=no maximum)", set_maxrefreshfreq); OSD_RegisterFunction("r_windowpositioning", "r_windowpositioning: enable/disable window position memory", set_windowpos); return 0; } // // uninitsystem() -- uninit systems // void uninitsystem(void) { DestroyAppWindow(); startwin_close(); uninitinput(); uninittimer(); win_allowtaskswitching(1); #ifdef USE_OPENGL unloadgldriver(); #endif #ifndef NEDMALLOC // if (nedhandle) FreeLibrary(nedhandle), nedhandle = NULL; #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(buf); mutex_lock(&m_initprintf); if ((Bstrlen(dabuf) + Bstrlen(buf) + 2) > sizeof(dabuf)) { startwin_puts(dabuf); Bmemset(dabuf, 0, sizeof(dabuf)); } Bstrcat(dabuf,buf); if (flushlogwindow || Bstrlen(dabuf) > 768) { startwin_puts(dabuf); handleevents(); Bmemset(dabuf, 0, sizeof(dabuf)); } mutex_unlock(&m_initprintf); } // // debugprintf() -- sends a debug string to the debugger // void debugprintf(const char *f, ...) { #if 0 // def DEBUGGINGAIDS va_list va; char buf[1024]; if (!IsDebuggerPresent()) return; va_start(va,f); Bvsnprintf(buf, 1024, f, va); va_end(va); OutputDebugString(buf); #else UNREFERENCED_PARAMETER(f); #endif } // // handleevents() -- process the Windows message queue // returns !0 if there was an important event worth checking (like quitting) // int32_t handleevents(void) { int32_t rv=0; MSG msg; //if (frameplace && fullscreen) printf("Offscreen buffer is locked!\n"); RI_PollDevices(TRUE); if (hDInputDLL) DI_PollJoysticks(); while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) { switch (msg.message) { case WM_QUIT: quitevent = 1; continue; case WM_INPUT: // this call to RI_PollDevices() probably isn't necessary // RI_PollDevices(FALSE); RI_ProcessMessage(&msg); continue; } if (startwin_idle((void *)&msg) > 0) continue; TranslateMessage(&msg); DispatchMessage(&msg); } if (!appactive || quitevent) rv = -1; sampletimer(); if (after_handleevents_hook) after_handleevents_hook(); return rv; } // // initinput() -- init input system // int32_t initinput(void) { int32_t i; char layoutname[KL_NAMELENGTH]; moustat=0; memset(keystatus, 0, sizeof(keystatus)); if (!remapinit) for (i=0; i<256; i++) remap[i]=i; remapinit=1; keyfifoplc = keyfifoend = 0; keyasciififoplc = keyasciififoend = 0; inputdevices = 1|2; joyisgamepad = joynumaxes = joynumbuttons = joynumhats=0; // 00000409 is "American English" GetKeyboardLayoutName(layoutname); if (Bstrcmp(layoutname, "00000409")) { initprintf("Switching kb layout from %s ",layoutname); LoadKeyboardLayout("00000409", KLF_ACTIVATE|KLF_SETFORPROCESS|KLF_SUBSTITUTE_OK); GetKeyboardLayoutName(layoutname); initprintf("to %s\n",layoutname); } GetKeyNames(); InitDirectInput(); return 0; } // // uninitinput() -- uninit input system // void uninitinput(void) { uninitmouse(); UninitDirectInput(); } inline void idle_waitevent_timeout(uint32_t timeout) { // timeout becomes a completion deadline timeout += getticks(); do { MSG msg; if (PeekMessage(&msg, 0, WM_INPUT, WM_INPUT, PM_QS_INPUT)) { RI_PollDevices(TRUE); return; } Sleep(10); } while (timeout > (getticks() + 10)); } inline void idle_waitevent(void) { idle_waitevent_timeout(100); } inline void idle(void) { idle_waitevent(); } // // setjoydeadzone() -- sets the dead and saturation zones for the joystick // void setjoydeadzone(int32_t axis, uint16_t dead, uint16_t satur) { DIPROPDWORD dipdw; HRESULT result; if (!lpDID) return; if (dead > 10000) dead = 10000; if (satur > 10000) satur = 10000; if (dead >= satur) dead = satur-100; if (axis >= joynumaxes) return; memset(&dipdw, 0, sizeof(dipdw)); dipdw.diph.dwSize = sizeof(DIPROPDWORD); dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER); if (axis < 0) { dipdw.diph.dwObj = 0; dipdw.diph.dwHow = DIPH_DEVICE; } else { dipdw.diph.dwObj = axisdefs[axis].ofs; dipdw.diph.dwHow = DIPH_BYOFFSET; } dipdw.dwData = dead; result = IDirectInputDevice7_SetProperty(lpDID, DIPROP_DEADZONE, &dipdw.diph); if (FAILED(result)) { //ShowDInputErrorBox("Failed setting joystick dead zone", result); initprintf("Failed setting joystick dead zone: %s\n", GetDInputError(result)); return; } dipdw.dwData = satur; result = IDirectInputDevice7_SetProperty(lpDID, DIPROP_SATURATION, &dipdw.diph); if (FAILED(result)) { //ShowDInputErrorBox("Failed setting joystick saturation point", result); initprintf("Failed setting joystick saturation point: %s\n", GetDInputError(result)); return; } } // // getjoydeadzone() -- gets the dead and saturation zones for the joystick // void getjoydeadzone(int32_t axis, uint16_t *dead, uint16_t *satur) { DIPROPDWORD dipdw; HRESULT result; if (!dead || !satur) return; if (!lpDID) { *dead = *satur = 0; return; } if (axis >= joynumaxes) { *dead = *satur = 0; return; } memset(&dipdw, 0, sizeof(dipdw)); dipdw.diph.dwSize = sizeof(DIPROPDWORD); dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER); if (axis < 0) { dipdw.diph.dwObj = 0; dipdw.diph.dwHow = DIPH_DEVICE; } else { dipdw.diph.dwObj = axisdefs[axis].ofs; dipdw.diph.dwHow = DIPH_BYOFFSET; } result = IDirectInputDevice7_GetProperty(lpDID, DIPROP_DEADZONE, &dipdw.diph); if (FAILED(result)) { //ShowDInputErrorBox("Failed getting joystick dead zone", result); initprintf("Failed getting joystick dead zone: %s\n", GetDInputError(result)); return; } *dead = dipdw.dwData; result = IDirectInputDevice7_GetProperty(lpDID, DIPROP_SATURATION, &dipdw.diph); if (FAILED(result)) { //ShowDInputErrorBox("Failed getting joystick saturation point", result); initprintf("Failed getting joystick saturation point: %s\n", GetDInputError(result)); return; } *satur = dipdw.dwData; } void releaseallbuttons(void) { int32_t i; if (mousepresscallback) { if (mouseb & 1) mousepresscallback(1, 0); if (mouseb & 2) mousepresscallback(2, 0); if (mouseb & 4) mousepresscallback(3, 0); if (mouseb & 8) mousepresscallback(4, 0); if (mousewheel[0]>0) mousepresscallback(5,0); if (mousewheel[1]>0) mousepresscallback(6,0); } mousewheel[0]=mousewheel[1]=0; mouseb = 0; if (joypresscallback) { for (i=0; i<32; i++) if (joyb & (1<dwDevType&0xff) != DIDEVTYPE_JOYSTICK) return DIENUM_CONTINUE; inputdevices |= 4; joyisgamepad = ((lpddi->dwDevType & (DIDEVTYPEJOYSTICK_GAMEPAD<<8)) != 0); d = joyisgamepad ? "GAMEPAD" : "JOYSTICK"; Bmemcpy(&guidDevs, &lpddi->guidInstance, sizeof(GUID)); initprintf(" * %s: %s\n", d, lpddi->tszProductName); return DIENUM_CONTINUE; } static BOOL CALLBACK InitDirectInput_enumobjects(LPCDIDEVICEOBJECTINSTANCE lpddoi, LPVOID pvRef) { int32_t *typecounts = (int32_t *)pvRef; if (lpddoi->dwType & DIDFT_AXIS) { //initprintf(" Axis: %s (dwOfs=%d)\n", lpddoi->tszName, lpddoi->dwOfs); axisdefs[ typecounts[0] ].name = Bstrdup(lpddoi->tszName); axisdefs[ typecounts[0] ].ofs = lpddoi->dwOfs; typecounts[0]++; } else if (lpddoi->dwType & DIDFT_BUTTON) { //initprintf(" Button: %s (dwOfs=%d)\n", lpddoi->tszName, lpddoi->dwOfs); buttondefs[ typecounts[1] ].name = Bstrdup(lpddoi->tszName); buttondefs[ typecounts[1] ].ofs = lpddoi->dwOfs; typecounts[1]++; } else if (lpddoi->dwType & DIDFT_POV) { //initprintf(" POV: %s (dwOfs=%d)\n", lpddoi->tszName, lpddoi->dwOfs); hatdefs[ typecounts[2] ].name = Bstrdup(lpddoi->tszName); hatdefs[ typecounts[2] ].ofs = lpddoi->dwOfs; typecounts[2]++; } return DIENUM_CONTINUE; } #define HorribleDInputDeath( x, y ) \ ShowDInputErrorBox(x,y); \ UninitDirectInput(); \ return TRUE static BOOL InitDirectInput(void) { HRESULT result; HRESULT(WINAPI *aDirectInputCreateA)(HINSTANCE, DWORD, LPDIRECTINPUT7A *, LPUNKNOWN); DIPROPDWORD dipdw; LPDIRECTINPUTDEVICE7A dev; LPDIRECTINPUTDEVICE7A dev2; DIDEVCAPS didc; if (hDInputDLL || di_disabled) return FALSE; initprintf("Initializing DirectInput...\n"); if (!hDInputDLL) { // initprintf(" - Loading DINPUT.DLL\n"); hDInputDLL = LoadLibrary("DINPUT.DLL"); if (!hDInputDLL) { ShowErrorBox("Error loading DINPUT.DLL"); return TRUE; } } aDirectInputCreateA = (void *)GetProcAddress(hDInputDLL, "DirectInputCreateA"); if (!aDirectInputCreateA) ShowErrorBox("Error fetching DirectInputCreateA()"); result = aDirectInputCreateA(hInstance, DIRECTINPUT_VERSION, &lpDI, NULL); if (FAILED(result)) { HorribleDInputDeath("DirectInputCreateA() failed", result); } else if (result != DI_OK) initprintf(" Created DirectInput object with warning: %s\n",GetDInputError(result)); initprintf(" - Enumerating attached game controllers\n"); inputdevices = 1|2; result = IDirectInput7_EnumDevices(lpDI, DIDEVTYPE_JOYSTICK, InitDirectInput_enum, NULL, DIEDFL_ATTACHEDONLY); if (FAILED(result)) { HorribleDInputDeath("Failed enumerating attached game controllers", result); } else if (result != DI_OK) initprintf(" Enumerated game controllers with warning: %s\n",GetDInputError(result)); if (inputdevices == (1|2)) { initprintf(" - No game controllers found\n"); UninitDirectInput(); return TRUE; } *devicedef.did = NULL; // initprintf(" - Creating %s device\n", devicedef.name); result = IDirectInput7_CreateDeviceEx(lpDI, &guidDevs, &IID_IDirectInputDevice7, (void *)&dev, NULL); if (FAILED(result)) { HorribleDInputDeath("Failed creating device", result); } else if (result != DI_OK) initprintf(" Created device with warning: %s\n",GetDInputError(result)); result = IDirectInputDevice7_QueryInterface(dev, &IID_IDirectInputDevice7, (LPVOID *)&dev2); IDirectInputDevice7_Release(dev); if (FAILED(result)) { HorribleDInputDeath("Failed querying DirectInput7 interface for device", result); } else if (result != DI_OK) initprintf(" Queried IDirectInputDevice7 interface with warning: %s\n",GetDInputError(result)); result = IDirectInputDevice7_SetDataFormat(dev2, devicedef.df); if (FAILED(result)) { IDirectInputDevice7_Release(dev2); HorribleDInputDeath("Failed setting data format", result); } else if (result != DI_OK) initprintf(" Set data format with warning: %s\n",GetDInputError(result)); di_inputevt = CreateEvent(NULL, FALSE, FALSE, NULL); if (di_inputevt == NULL) { IDirectInputDevice7_Release(dev2); ShowErrorBox("Couldn't create event object"); UninitDirectInput(); return TRUE; } result = IDirectInputDevice7_SetEventNotification(dev2, di_inputevt); if (FAILED(result)) { IDirectInputDevice7_Release(dev2); HorribleDInputDeath("Failed setting event object", result); } else if (result != DI_OK) initprintf(" Set event object with warning: %s\n",GetDInputError(result)); IDirectInputDevice7_Unacquire(dev2); memset(&dipdw, 0, sizeof(dipdw)); dipdw.diph.dwSize = sizeof(DIPROPDWORD); dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER); dipdw.diph.dwObj = 0; dipdw.diph.dwHow = DIPH_DEVICE; dipdw.dwData = INPUT_BUFFER_SIZE; result = IDirectInputDevice7_SetProperty(dev2, DIPROP_BUFFERSIZE, &dipdw.diph); if (FAILED(result)) { IDirectInputDevice7_Release(dev2); HorribleDInputDeath("Failed setting buffering", result); } else if (result != DI_OK) initprintf(" Set buffering with warning: %s\n",GetDInputError(result)); // set up device { int32_t typecounts[3] = {0,0,0}; memset(&didc, 0, sizeof(didc)); didc.dwSize = sizeof(didc); result = IDirectInputDevice7_GetCapabilities(dev2, &didc); if (FAILED(result)) { IDirectInputDevice7_Release(dev2); HorribleDInputDeath("Failed getting controller capabilities", result); } else if (result != DI_OK) initprintf(" Fetched controller capabilities with warning: %s\n",GetDInputError(result)); joynumaxes = (uint8_t)didc.dwAxes; joynumbuttons = min(32,(uint8_t)didc.dwButtons); joynumhats = (uint8_t)didc.dwPOVs; initprintf("Controller has %d axes, %d buttons, and %d hat(s).\n",joynumaxes,joynumbuttons,joynumhats); axisdefs = (struct _joydef *)Bcalloc(didc.dwAxes, sizeof(struct _joydef)); buttondefs = (struct _joydef *)Bcalloc(didc.dwButtons, sizeof(struct _joydef)); hatdefs = (struct _joydef *)Bcalloc(didc.dwPOVs, sizeof(struct _joydef)); joyaxis = (int32_t *)Bcalloc(didc.dwAxes, sizeof(int32_t)); joyhat = (int32_t *)Bcalloc(didc.dwPOVs, sizeof(int32_t)); result = IDirectInputDevice7_EnumObjects(dev2, InitDirectInput_enumobjects, (LPVOID)typecounts, DIDFT_ALL); if (FAILED(result)) { IDirectInputDevice7_Release(dev2); HorribleDInputDeath("Failed getting controller features", result); } else if (result != DI_OK) initprintf(" Fetched controller features with warning: %s\n",GetDInputError(result)); } *devicedef.did = dev2; di_devacquired = 0; return FALSE; } // // UninitDirectInput() -- clean up DirectInput // static void UninitDirectInput(void) { int32_t i; if (hDInputDLL) initprintf("Uninitializing DirectInput...\n"); AcquireInputDevices(0); if (axisdefs) { for (i=joynumaxes-1; i>=0; i--) if (axisdefs[i].name) Bfree((void *)axisdefs[i].name); Bfree(axisdefs); axisdefs = NULL; } if (buttondefs) { for (i=joynumbuttons-1; i>=0; i--) if (buttondefs[i].name) Bfree((void *)buttondefs[i].name); Bfree(buttondefs); buttondefs = NULL; } if (hatdefs) { for (i=joynumhats-1; i>=0; i--) if (hatdefs[i].name) Bfree((void *)hatdefs[i].name); Bfree(hatdefs); hatdefs = NULL; } if (di_inputevt) { CloseHandle(di_inputevt); di_inputevt = NULL; } if (*devicedef.did) { IDirectInputDevice7_Release(*devicedef.did); *devicedef.did = NULL; } if (lpDI) { IDirectInput7_Release(lpDI); lpDI = NULL; } if (hDInputDLL) { FreeLibrary(hDInputDLL); hDInputDLL = NULL; } } // // GetKeyNames() -- retrieves the names for all the keys on the keyboard // static void GetKeyNames(void) { int32_t i; char tbuf[MAX_PATH]; memset(key_names,0,sizeof(key_names)); for (i=0; i<256; i++) { tbuf[0] = 0; GetKeyNameText((i>128?(i+128):i)<<16, tbuf, sizeof(key_names[i])-1); Bstrncpy(&key_names[i][0], tbuf, sizeof(key_names[i])-1); } } const char *getjoyname(int32_t what, int32_t num) { switch (what) { case 0: // axis return ((unsigned)num > (unsigned)joynumaxes) ? NULL : (char *)axisdefs[num].name; case 1: // button return ((unsigned)num > (unsigned)joynumbuttons) ? NULL : (char *)buttondefs[num].name; case 2: // hat return ((unsigned)num > (unsigned)joynumhats) ? NULL : (char *)hatdefs[num].name; default: return NULL; } } // // AcquireInputDevices() -- (un)acquires the input devices // static void AcquireInputDevices(char acquire) { DWORD flags; HRESULT result; if (!hDInputDLL) return; if (!hWindow) return; if (acquire) { // if (!appactive) return; // why acquire when inactive? if (! *devicedef.did) return; IDirectInputDevice7_Unacquire(*devicedef.did); flags = DISCL_FOREGROUND|DISCL_NONEXCLUSIVE; result = IDirectInputDevice7_SetCooperativeLevel(*devicedef.did, hWindow, flags); if (FAILED(result)) initprintf("IDirectInputDevice7_SetCooperativeLevel(%s): %s\n", devicedef.name, GetDInputError(result)); if (SUCCEEDED(IDirectInputDevice7_Acquire(*devicedef.did))) di_devacquired = 1; else di_devacquired = 0; return; } di_devacquired = 0; releaseallbuttons(); if (! *devicedef.did) return; IDirectInputDevice7_Unacquire(*devicedef.did); result = IDirectInputDevice7_SetCooperativeLevel(*devicedef.did, hWindow, DISCL_FOREGROUND|DISCL_NONEXCLUSIVE); if (FAILED(result)) initprintf("IDirectInputDevice7_SetCooperativeLevel(%s): %s\n", devicedef.name, GetDInputError(result)); } // // ProcessInputDevices() -- processes the input devices // static inline void DI_PollJoysticks(void) { DWORD dwElements = INPUT_BUFFER_SIZE; HRESULT result; DIDEVICEOBJECTDATA didod[INPUT_BUFFER_SIZE]; int32_t i, ev; if (*devicedef.did) { result = IDirectInputDevice7_Poll(*devicedef.did); if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) { if (SUCCEEDED(IDirectInputDevice7_Acquire(*devicedef.did))) { di_devacquired = 1; IDirectInputDevice7_Poll(*devicedef.did); } else di_devacquired = 0; } if (di_devacquired) { // use event objects so that we can quickly get indication of when data is ready // to be read and input events processed ev = WaitForSingleObject(di_inputevt, 0); if (ev != WAIT_OBJECT_0 || !lpDID) return; result = IDirectInputDevice7_GetDeviceData(lpDID, sizeof(DIDEVICEOBJECTDATA), (LPDIDEVICEOBJECTDATA)&didod, &dwElements, 0); if (result != DI_OK || !dwElements) return; for (i=dwElements-1; i>=0; i--) { int32_t j; // check axes for (j=0; j0; n--) usertimercallback(); } // // getticks() -- returns the windows ticks count // uint32_t getticks(void) { int64_t i; if (timerfreq == 0) return 0; QueryPerformanceCounter((LARGE_INTEGER *)&i); return (uint32_t)(i*longlong(1000)/timerfreq); } // // gettimerfreq() -- returns the number of ticks per second the timer is configured to generate // int32_t gettimerfreq(void) { return timerticspersec; } //------------------------------------------------------------------------------------------------- // VIDEO //================================================================================================= // DirectDraw objects static HMODULE hDDrawDLL = NULL; static LPDIRECTDRAW lpDD = NULL; static LPDIRECTDRAWSURFACE lpDDSPrimary = NULL; static LPDIRECTDRAWSURFACE lpDDSBack = NULL; static char *lpOffscreen = NULL; static LPDIRECTDRAWPALETTE lpDDPalette = NULL; static BOOL bDDrawInited = FALSE; static DWORD DDdwCaps = 0, DDdwCaps2 = 0; // DIB stuff static HDC hDC = NULL; // opengl shares this static HDC hDCSection = NULL; static HBITMAP hDIBSection = NULL; static HPALETTE hPalette = NULL; static VOID *lpPixels = NULL; static int32_t setgammaramp(WORD gt[3][256]); static int32_t getgammaramp(WORD gt[3][256]); static void ToggleDesktopComposition(BOOL compEnable) { static HMODULE hDWMApiDLL = NULL; static HRESULT(WINAPI *aDwmEnableComposition)(UINT); if (!hDWMApiDLL && (hDWMApiDLL = LoadLibrary("DWMAPI.DLL"))) aDwmEnableComposition = (void *)GetProcAddress(hDWMApiDLL, "DwmEnableComposition"); if (aDwmEnableComposition) { aDwmEnableComposition(compEnable); if (!silentvideomodeswitch) initprintf("%sabling desktop composition...\n", (compEnable) ? "En" : "Dis"); } } // // 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(); // 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= 6) ToggleDesktopComposition(c < 16); if (!silentvideomodeswitch) initprintf("Setting video mode %dx%d (%d-bit %s)\n", x,y,c, ((fs&1) ? "fullscreen" : "windowed")); if (CreateAppWindow(modenum)) return -1; if (!gammabrightness) { // float f = 1.0 + ((float)curbrightness / 10.0); if (getgammaramp(sysgamma) >= 0) gammabrightness = 1; if (gammabrightness && setgamma() < 0) gammabrightness = 0; } #ifdef USE_OPENGL if (hGLWindow && glinfo.vsync) bwglSwapIntervalEXT(vsync); #endif if (inp) AcquireInputDevices(1); modechange=1; videomodereset = 0; OSD_ResizeDisplay(xres,yres); //baselayer_onvideomodechange(c>8); return 0; } // // getvalidmodes() -- figure out what video modes are available // #define ADDMODE(x,y,c,f,n) if (validmodecnt 8) { for (i=0; i modes[i].freq && maxrefreshfreq > 0) || (dm.dmDisplayFrequency > modes[i].freq && maxrefreshfreq == 0)) { if (i==nmodes) nmodes++; modes[i].x = dm.dmPelsWidth; modes[i].y = dm.dmPelsHeight; modes[i].bpp = dm.dmBitsPerPel; modes[i].freq = dm.dmDisplayFrequency; } } j++; ZeroMemory(&dm,sizeof(DEVMODE)); dm.dmSize = sizeof(DEVMODE); } for (i=0; iddpfPixelFormat.dwRGBBitCount == 8) { CHECK(ddsd->dwWidth, ddsd->dwHeight) ADDMODE(ddsd->dwWidth, ddsd->dwHeight, ddsd->ddpfPixelFormat.dwRGBBitCount, 1,-1); } return(DDENUMRET_OK); } static int32_t sortmodes(const struct validmode_t *a, const struct validmode_t *b) { int32_t x; 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; } void getvalidmodes(void) { int32_t cdepths[2] = { 8, 0 }; int32_t i, j, maxx=0, maxy=0; HRESULT result; #ifdef USE_OPENGL if (desktopbpp > 8 && !nogl) cdepths[1] = desktopbpp; else cdepths[1] = 0; #endif if (modeschecked) return; validmodecnt=0; // initprintf("Detecting video modes:\n"); if (bDDrawInited) { // if DirectDraw initialization didn't fail enumerate fullscreen modes result = IDirectDraw_EnumDisplayModes(lpDD, 0, NULL, 0, getvalidmodes_enum); if (result != DD_OK) { initprintf("Unable to enumerate fullscreen modes. Using default list.\n"); for (j=0; j < 2; j++) { if (cdepths[j] == 0) continue; for (i=0; defaultres[i][0]; i++) ADDMODE(defaultres[i][0],defaultres[i][1],cdepths[j],1,-1) } } } #ifdef USE_OPENGL cdsenummodes(); #endif // windowed modes cant be bigger than the current desktop resolution maxx = desktopxdim-1; maxy = desktopydim-1; // add windowed modes next for (j=0; j < 2; j++) { 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,-1) } qsort((void *)validmode, validmodecnt, sizeof(struct validmode_t), (int32_t( *)(const void *,const void *))sortmodes); modeschecked=1; } #undef CHECK #undef ADDMODE // // 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; imageSize = 0; modechange = 0; return; } if (lockcount++ > 0) return; // already locked if (offscreenrendering) return; frameplace = fullscreen ? (intptr_t)lpOffscreen : (intptr_t)lpPixels; if (!modechange) return; modechange=0; if (!fullscreen) { bytesperline = xres|4; } else { bytesperline = xres|1; } imageSize = bytesperline*yres; setvlinebpl(bytesperline); { int32_t i = 0, j = 0; for (; i<=ydim; i++) ylookup[i] = j, j += bytesperline; } } // // 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; lockcount = 0; } // // showframe() -- update the display // void showframe(int32_t w) { HRESULT result; DDSURFACEDESC ddsd; char *p,*q; int32_t i,j; #ifdef USE_OPENGL if (bpp > 8) { if (palfadedelta) { bglMatrixMode(GL_PROJECTION); bglPushMatrix(); bglLoadIdentity(); bglMatrixMode(GL_MODELVIEW); bglPushMatrix(); bglLoadIdentity(); bglDisable(GL_DEPTH_TEST); bglDisable(GL_ALPHA_TEST); bglDisable(GL_TEXTURE_2D); bglEnable(GL_BLEND); bglColor4ub(palfadergb.r, palfadergb.g, palfadergb.b, palfadedelta); bglBegin(GL_TRIANGLES); bglVertex2f(-2.5f, 1.f); bglVertex2f(2.5f, 1.f); bglVertex2f(.0f, -2.5f); bglEnd(); bglDisable(GL_BLEND); bglPopMatrix(); bglMatrixMode(GL_PROJECTION); bglPopMatrix(); } bwglSwapBuffers(hDC); return; } #endif // w = 1; // wait regardless. ken thinks it's better to do so. if (offscreenrendering) return; if (lockcount) { initprintf("Frame still locked %d times when showframe() called.\n", lockcount); while (lockcount) enddrawing(); } if (!fullscreen) { BitBlt(hDC, 0, 0, xres, yres, hDCSection, 0, 0, SRCCOPY); return; } if (!w && (IDirectDrawSurface_GetBltStatus(lpDDSBack, DDGBS_CANBLT) == DDERR_WASSTILLDRAWING || IDirectDrawSurface_GetFlipStatus(lpDDSPrimary, DDGFS_CANFLIP) == DDERR_WASSTILLDRAWING)) return; // lock the backbuffer surface Bmemset(&ddsd, 0, sizeof(ddsd)); ddsd.dwSize = sizeof(ddsd); result = IDirectDrawSurface_Lock(lpDDSBack, NULL, &ddsd, DDLOCK_SURFACEMEMORYPTR | DDLOCK_NOSYSLOCK | DDLOCK_WAIT, NULL); if (result == DDERR_SURFACELOST) { if (!appactive) return; // not in a position to restore display anyway IDirectDrawSurface_Restore(lpDDSPrimary); result = IDirectDrawSurface_Lock(lpDDSBack, NULL, &ddsd, DDLOCK_SURFACEMEMORYPTR | DDLOCK_NOSYSLOCK | DDLOCK_WAIT, NULL); } if (result != DD_OK) { if (result != DDERR_WASSTILLDRAWING) initprintf("Failed locking back-buffer surface: %s\n", GetDDrawError(result)); return; } // copy each scanline p = (char *)ddsd.lpSurface; q = (char *)lpOffscreen; j = xres >> 2; for (i=0; i 8) return 0; // no palette in opengl Bmemcpy(lpal.palPalEntry, curpalettefaded, sizeof(lpal.palPalEntry)); for (i=start, n=num-1; n>0; i++, n--) curpalettefaded[i].f = lpal.palPalEntry[i].peFlags = PC_NOCOLLAPSE; if (fullscreen) { if (!lpDDPalette) return -1; result = IDirectDrawPalette_SetEntries(lpDDPalette, 0, 0, 256, (LPPALETTEENTRY)lpal.palPalEntry); if (result != DD_OK) { initprintf("Palette set failed: %s\n", GetDDrawError(result)); return -1; } return 0; } if (num > 0) { rgb = (RGBQUAD *)Bmalloc(sizeof(RGBQUAD)*num); for (i=start, n=0; n0; i--, start++) { dapal[0] = curpalette[start].b >> 2; dapal[1] = curpalette[start].g >> 2; dapal[2] = curpalette[start].r >> 2; dapal += 4; } return 0; }*/ // // setgamma // static int32_t setgammaramp(WORD gt[3][256]) { if (!fullscreen || bpp > 8) { // GL and windowed mode use DIB method int32_t i; HDC hDC = GetDC(hWindow); i = SetDeviceGammaRamp(hDC, gt) ? 0 : -1; ReleaseDC(hWindow, hDC); return i; } else if (appactive) { // fullscreen uses DirectX LPDIRECTDRAWGAMMACONTROL gam; HRESULT hr; if (!(DDdwCaps2 & DDCAPS2_PRIMARYGAMMA)) return -1; hr = IDirectDrawSurface_QueryInterface(lpDDSPrimary, &IID_IDirectDrawGammaControl, (LPVOID)&gam); if (hr != DD_OK) { // ShowDDrawErrorBox("Error querying gamma control", hr); initprintf("Error querying gamma control: %s\n",GetDDrawError(hr)); return -1; } hr = IDirectDrawGammaControl_SetGammaRamp(gam, 0, (LPDDGAMMARAMP)gt); if (hr != DD_OK) { IDirectDrawGammaControl_Release(gam); initprintf("Error setting gamma ramp: %s\n",GetDDrawError(hr)); // ShowDDrawErrorBox("Error setting gamma ramp", hr); return -1; } IDirectDrawGammaControl_Release(gam); return 0; } else return 0; } int32_t setgamma(void) { int32_t i; WORD gammaTable[3][256]; 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 (!hWindow) return -1; // 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[0][i] = gammaTable[1][i] = gammaTable[2][i] = (WORD)max(0.f,(double)min(0xffff,val*256)); } return setgammaramp(gammaTable); } static int32_t getgammaramp(WORD gt[3][256]) { if (!hWindow) return -1; if (!fullscreen || bpp > 8) { int32_t i; HDC hDC = GetDC(hWindow); i = GetDeviceGammaRamp(hDC, gt) ? 0 : -1; ReleaseDC(hWindow, hDC); return i; } else { LPDIRECTDRAWGAMMACONTROL gam; HRESULT hr; if (!(DDdwCaps2 & DDCAPS2_PRIMARYGAMMA)) return -1; hr = IDirectDrawSurface_QueryInterface(lpDDSPrimary, &IID_IDirectDrawGammaControl, (LPVOID)&gam); if (hr != DD_OK) { ShowDDrawErrorBox("Error querying gamma control", hr); return -1; } hr = IDirectDrawGammaControl_GetGammaRamp(gam, 0, (LPDDGAMMARAMP)gt); if (hr != DD_OK) { IDirectDrawGammaControl_Release(gam); ShowDDrawErrorBox("Error getting gamma ramp", hr); return -1; } IDirectDrawGammaControl_Release(gam); return 0; } } // // InitDirectDraw() -- get DirectDraw started // // device enumerator static BOOL WINAPI InitDirectDraw_enum(GUID *lpGUID, LPSTR lpDesc, LPSTR lpName, LPVOID lpContext) { UNREFERENCED_PARAMETER(lpGUID); UNREFERENCED_PARAMETER(lpName); UNREFERENCED_PARAMETER(lpContext); UNREFERENCED_PARAMETER(lpDesc); // initprintf(" * %s\n", lpDesc); return 1; } static BOOL InitDirectDraw(void) { HRESULT result; HRESULT(WINAPI *aDirectDrawCreate)(GUID *, LPDIRECTDRAW *, IUnknown *); HRESULT(WINAPI *aDirectDrawEnumerate)(LPDDENUMCALLBACK, LPVOID); DDCAPS ddcaps; if (bDDrawInited) return FALSE; initprintf("Initializing DirectDraw...\n"); // load up the DirectDraw DLL if (!hDDrawDLL) { // initprintf(" - Loading DDRAW.DLL\n"); hDDrawDLL = LoadLibrary("DDRAW.DLL"); if (!hDDrawDLL) { ShowErrorBox("Error loading DDRAW.DLL"); return TRUE; } } // get the pointer to DirectDrawEnumerate aDirectDrawEnumerate = (void *)GetProcAddress(hDDrawDLL, "DirectDrawEnumerateA"); if (!aDirectDrawEnumerate) { ShowErrorBox("Error fetching DirectDrawEnumerate()"); UninitDirectDraw(); return TRUE; } // enumerate the devices to make us look fancy // initprintf(" - Enumerating display devices\n"); aDirectDrawEnumerate(InitDirectDraw_enum, NULL); // get the pointer to DirectDrawCreate aDirectDrawCreate = (void *)GetProcAddress(hDDrawDLL, "DirectDrawCreate"); if (!aDirectDrawCreate) { ShowErrorBox("Error fetching DirectDrawCreate()"); UninitDirectDraw(); return TRUE; } // create a new DirectDraw object // initprintf(" - Creating DirectDraw object\n"); result = aDirectDrawCreate(NULL, &lpDD, NULL); if (result != DD_OK) { ShowDDrawErrorBox("DirectDrawCreate() failed", result); UninitDirectDraw(); return TRUE; } // fetch capabilities // initprintf(" - Checking capabilities\n"); ddcaps.dwSize = sizeof(DDCAPS); result = IDirectDraw_GetCaps(lpDD, &ddcaps, NULL); if (result != DD_OK) { initprintf(" Unable to get capabilities.\n"); } else { DDdwCaps = ddcaps.dwCaps; DDdwCaps2 = ddcaps.dwCaps2; } bDDrawInited = TRUE; return FALSE; } // // UninitDirectDraw() -- clean up DirectDraw // static void UninitDirectDraw(void) { if (bDDrawInited) initprintf("Uninitializing DirectDraw...\n"); ReleaseDirectDrawSurfaces(); RestoreDirectDrawMode(); if (lpDD) { // initprintf(" - Releasing DirectDraw object\n"); IDirectDraw_Release(lpDD); lpDD = NULL; } if (hDDrawDLL) { // initprintf(" - Unloading DDRAW.DLL\n"); FreeLibrary(hDDrawDLL); hDDrawDLL = NULL; } bDDrawInited = FALSE; } // // RestoreDirectDrawMode() -- resets the screen mode // static int32_t RestoreDirectDrawMode(void) { HRESULT result; if (fullscreen == 0 || /*bpp > 8 ||*/ !bDDrawInited) return FALSE; if (modesetusing == 1) ChangeDisplaySettings(NULL,0); else if (modesetusing == 0) { // restore previous display mode and set to normal cooperative level result = IDirectDraw_RestoreDisplayMode(lpDD); if (result != DD_OK) { ShowDDrawErrorBox("Error restoring display mode", result); UninitDirectDraw(); return TRUE; } result = IDirectDraw_SetCooperativeLevel(lpDD, hWindow, DDSCL_NORMAL); if (result != DD_OK) { ShowDDrawErrorBox("Error setting cooperative level", result); UninitDirectDraw(); return TRUE; } } modesetusing = -1; return FALSE; } // // ReleaseDirectDrawSurfaces() -- release the front and back buffers // static void ReleaseDirectDrawSurfaces(void) { if (lpDDPalette) { // initprintf(" - Releasing palette\n"); IDirectDrawPalette_Release(lpDDPalette); lpDDPalette = NULL; } if (lpDDSBack) { // initprintf(" - Releasing back-buffer surface\n"); IDirectDrawSurface_Release(lpDDSBack); lpDDSBack = NULL; } if (lpDDSPrimary) { // initprintf(" - Releasing primary surface\n"); IDirectDrawSurface_Release(lpDDSPrimary); lpDDSPrimary = NULL; } if (lpOffscreen) { // initprintf(" - Freeing offscreen buffer\n"); Bfree(lpOffscreen); lpOffscreen = NULL; } } // // SetupDirectDraw() -- sets up DirectDraw rendering // static int32_t SetupDirectDraw(int32_t width, int32_t height) { HRESULT result; DDSURFACEDESC ddsd; int32_t i; // now create the DirectDraw surfaces ZeroMemory(&ddsd, sizeof(ddsd)); ddsd.dwSize = sizeof(ddsd); ddsd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT; ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP | DDSCAPS_COMPLEX; ddsd.dwBackBufferCount = 2; // triple-buffer // initprintf(" - Creating primary surface\n"); result = IDirectDraw_CreateSurface(lpDD, &ddsd, &lpDDSPrimary, NULL); if (result != DD_OK) { ShowDDrawErrorBox("Failure creating primary surface", result); UninitDirectDraw(); return TRUE; } ZeroMemory(&ddsd.ddsCaps, sizeof(ddsd.ddsCaps)); ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER; numpages = 1; // KJS 20031225 // initprintf(" - Getting back buffer\n"); result = IDirectDrawSurface_GetAttachedSurface(lpDDSPrimary, &ddsd.ddsCaps, &lpDDSBack); if (result != DD_OK) { ShowDDrawErrorBox("Failure fetching back-buffer surface", result); UninitDirectDraw(); return TRUE; } // initprintf(" - Allocating offscreen buffer\n"); lpOffscreen = (char *)Bmalloc((width|1)*height); if (!lpOffscreen) { ShowErrorBox("Failure allocating offscreen buffer"); UninitDirectDraw(); return TRUE; } // attach a palette to the primary surface // initprintf(" - Creating palette\n"); for (i=0; i<256; i++) curpalettefaded[i].f = PC_NOCOLLAPSE; result = IDirectDraw_CreatePalette(lpDD, DDPCAPS_8BIT | DDPCAPS_ALLOW256, (LPPALETTEENTRY)curpalettefaded, &lpDDPalette, NULL); if (result != DD_OK) { ShowDDrawErrorBox("Failure creating palette", result); UninitDirectDraw(); return TRUE; } result = IDirectDrawSurface_SetPalette(lpDDSPrimary, lpDDPalette); if (result != DD_OK) { ShowDDrawErrorBox("Failure setting palette", result); UninitDirectDraw(); return TRUE; } return FALSE; } // // UninitDIB() -- clean up the DIB renderer // static void UninitDIB(void) { if (hPalette) { DeleteObject(hPalette); hPalette = NULL; } if (hDCSection) { DeleteDC(hDCSection); hDCSection = NULL; } if (hDIBSection) { DeleteObject(hDIBSection); hDIBSection = NULL; } if (hDC) { ReleaseDC(hWindow, hDC); hDC = NULL; } } // // SetupDIB() -- sets up DIB rendering // static int32_t SetupDIB(int32_t width, int32_t height) { struct binfo { BITMAPINFOHEADER header; RGBQUAD colours[256]; } dibsect; int32_t i; if (!hDC) { hDC = GetDC(hWindow); if (!hDC) { ShowErrorBox("Error getting device context"); return TRUE; } } if (hDCSection) { DeleteDC(hDCSection); hDCSection = NULL; } // destroy the previous DIB section if it existed if (hDIBSection) { DeleteObject(hDIBSection); hDIBSection = NULL; } // create the new DIB section memset(&dibsect, 0, sizeof(dibsect)); numpages = 1; // KJS 20031225 dibsect.header.biSize = sizeof(dibsect.header); dibsect.header.biWidth = width|1; // Ken did this dibsect.header.biHeight = -height; dibsect.header.biPlanes = 1; dibsect.header.biBitCount = 8; dibsect.header.biCompression = BI_RGB; dibsect.header.biClrUsed = 256; dibsect.header.biClrImportant = 256; for (i=0; i<256; i++) { dibsect.colours[i].rgbBlue = curpalette[i].b; dibsect.colours[i].rgbGreen = curpalette[i].g; dibsect.colours[i].rgbRed = curpalette[i].r; } hDIBSection = CreateDIBSection(hDC, (BITMAPINFO *)&dibsect, DIB_RGB_COLORS, &lpPixels, NULL, 0); if (!hDIBSection) { ReleaseDC(hWindow, hDC); hDC = NULL; ShowErrorBox("Error creating DIB section"); return TRUE; } memset(lpPixels, 0, width*height); // create a compatible memory DC hDCSection = CreateCompatibleDC(hDC); if (!hDCSection) { ReleaseDC(hWindow, hDC); hDC = NULL; ShowErrorBox("Error creating compatible DC"); return TRUE; } // select the DIB section into the memory DC if (!SelectObject(hDCSection, hDIBSection)) { ReleaseDC(hWindow, hDC); hDC = NULL; DeleteDC(hDCSection); hDCSection = NULL; ShowErrorBox("Error creating compatible DC"); return TRUE; } return FALSE; } #ifdef USE_OPENGL // // ReleaseOpenGL() -- cleans up OpenGL rendering stuff // static void ReleaseOpenGL(void) { if (hGLRC) { polymost_glreset(); if (!bwglMakeCurrent(0,0)) { } if (!bwglDeleteContext(hGLRC)) { } hGLRC = NULL; } if (hGLWindow) { if (hDC) { ReleaseDC(hGLWindow, hDC); hDC = NULL; } DestroyWindow(hGLWindow); hGLWindow = NULL; } } // // UninitOpenGL() -- unitializes any openGL libraries // static void UninitOpenGL(void) { ReleaseOpenGL(); } // // SetupOpenGL() -- sets up opengl rendering // static int32_t SetupOpenGL(int32_t width, int32_t height, int32_t bitspp) { PIXELFORMATDESCRIPTOR pfd = { sizeof(PIXELFORMATDESCRIPTOR), 1, //Version Number PFD_DRAW_TO_WINDOW|PFD_SUPPORT_OPENGL|PFD_DOUBLEBUFFER, //Must Support these PFD_TYPE_RGBA, //Request An RGBA Format 0, //Select Our Color Depth 0,0,0,0,0,0, //Color Bits Ignored 0, //No Alpha Buffer 0, //Shift Bit Ignored 0, //No Accumulation Buffer 0,0,0,0, //Accumulation Bits Ignored 32, //16/24/32 Z-Buffer depth 1, //No Stencil Buffer 0, //No Auxiliary Buffer PFD_MAIN_PLANE, //Main Drawing Layer 0, //Reserved 0,0,0 //Layer Masks Ignored }; GLuint PixelFormat; int32_t minidriver; int32_t err; pfd.cColorBits = bitspp; hGLWindow = CreateWindow( WindowClass, "OpenGL Window", WS_CHILD|WS_VISIBLE, 0,0, width,height, hWindow, (HMENU)0, hInstance, NULL); if (!hGLWindow) { ShowErrorBox("Error creating OpenGL child window."); return TRUE; } hDC = GetDC(hGLWindow); if (!hDC) { ReleaseOpenGL(); ShowErrorBox("Error getting device context"); return TRUE; } minidriver = Bstrcasecmp(gldriver,"opengl32.dll"); if (minidriver) PixelFormat = bwglChoosePixelFormat(hDC,&pfd); else PixelFormat = ChoosePixelFormat(hDC,&pfd); if (!PixelFormat) { ReleaseOpenGL(); ShowErrorBox("Can't choose pixel format"); return TRUE; } if (minidriver) err = bwglSetPixelFormat(hDC, PixelFormat, &pfd); else err = SetPixelFormat(hDC, PixelFormat, &pfd); if (!err) { ReleaseOpenGL(); ShowErrorBox("Can't set pixel format"); return TRUE; } hGLRC = bwglCreateContext(hDC); if (!hGLRC) { ReleaseOpenGL(); ShowErrorBox("Can't create GL RC"); return TRUE; } if (!bwglMakeCurrent(hDC, hGLRC)) { ReleaseOpenGL(); ShowErrorBox("Can't activate GL RC"); return TRUE; } 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); bglHint(GL_TEXTURE_COMPRESSION_HINT, GL_NICEST); bglDisable(GL_DITHER); { GLubyte *p,*p2,*p3; int32_t err = 0; glinfo.vendor = (char *)bglGetString(GL_VENDOR); glinfo.renderer = (char *)bglGetString(GL_RENDERER); glinfo.version = (char *)bglGetString(GL_VERSION); glinfo.extensions = (char *)bglGetString(GL_EXTENSIONS); // GL driver blacklist if (!Bstrcmp(glinfo.vendor,"Microsoft Corporation")) err = 1; else if (!Bstrcmp(glinfo.vendor,"SiS")) err = 1; else if (!Bstrcmp(glinfo.vendor,"3Dfx Interactive Inc.")) err = 1; else if (!Bstrcmp(glinfo.vendor,"Intel")) { if (!Bstrncmp(glinfo.renderer,"Intel 8", 7)) // 845G and 865G confirmed to work err = 0; else if (!Bstrncmp(glinfo.renderer,"Intel 9", 7)) // 915G, 945GM, 965/963 GMA confirmed to work err = 0; else if (!Bstrcmp(glinfo.renderer,"Intel Cantiga")) err = 0; else if (!Bstrcmp(glinfo.renderer,"Mobile Intel(R) 4 Series Express Chipset Family")) err = 0; else if (!Bstrcmp(glinfo.renderer,"Intel Brookdale-G")) err = 0; else err = 1; } else { if (!Bstrcmp(glinfo.vendor,"ATI Technologies Inc.")) { #ifdef POLYMER pr_ati_fboworkaround = 1; initprintf("Enabling ATI FBO color attachment workaround.\n"); #endif if (Bstrstr(glinfo.renderer,"Radeon X1")) { r_vbos = 0; #ifdef POLYMER pr_ati_nodepthoffset = 1; initprintf("Enabling ATI R520 polygon offset workaround.\n"); #endif } #ifdef POLYMER else pr_ati_nodepthoffset = 0; #endif } #ifdef POLYMER else pr_ati_fboworkaround = 0; #endif } if (!forcegl && err) { OSD_Printf("Unsupported OpenGL driver detected. GL modes will be unavailable. Use -forcegl to override.\n"); wm_msgbox("Unsupported OpenGL driver", "Unsupported OpenGL driver detected. GL modes will be unavailable."); ReleaseOpenGL(); unloadgldriver(); nogl = 1; modeschecked = 0; getvalidmodes(); return TRUE; } glinfo.maxanisotropy = 1.0; glinfo.bgra = 0; glinfo.texcompr = 0; // process the extensions string and flag stuff we recognize p = (GLubyte *)Bstrdup(glinfo.extensions); p3 = p; while ((p2 = (GLubyte *)Bstrtoken(p3==p?(char *)p:NULL, " ", (char **)&p3, 1)) != NULL) { if (!Bstrcmp((char *)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((char *)p2, "GL_EXT_texture_edge_clamp") || !Bstrcmp((char *)p2, "GL_SGIS_texture_edge_clamp")) { // supports GL_CLAMP_TO_EDGE or GL_CLAMP_TO_EDGE_SGIS glinfo.clamptoedge = 1; } else if (!Bstrcmp((char *)p2, "GL_EXT_bgra")) { // support bgra textures glinfo.bgra = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_texture_compression") && Bstrcmp(glinfo.vendor,"ATI Technologies Inc.")) { // support texture compression glinfo.texcompr = 1; } else if (!Bstrcmp((char *)p2, "GL_ARB_texture_non_power_of_two")) { // support non-power-of-two texture sizes glinfo.texnpot = 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, "WGL_EXT_swap_control")) { glinfo.vsync = 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; } } Bfree(p); } numpages = 2; // KJS 20031225: tell rotatesprite that it's double buffered! if (!glinfo.dumped) { int32_t oldbpp = bpp; bpp = 32; osdcmd_glinfo(NULL); glinfo.dumped = TRUE; bpp = oldbpp; } return FALSE; } #endif // // CreateAppWindow() -- create the application window // static BOOL CreateAppWindow(int32_t modenum) { RECT rect; int32_t w, h, x, y, stylebits = 0, stylebitsex = 0; int32_t width, height, fs, bitspp; HRESULT result; if (modenum == 0x7fffffff) { width = customxdim; height = customydim; fs = customfs; bitspp = custombpp; } else { width = validmode[modenum].xdim; height = validmode[modenum].ydim; fs = validmode[modenum].fs; bitspp = validmode[modenum].bpp; } if (width == xres && height == yres && fs == fullscreen && bitspp == bpp && !videomodereset) return FALSE; if (hWindow) { if (bpp > 8) { #ifdef USE_OPENGL ReleaseOpenGL(); #endif } else { ReleaseDirectDrawSurfaces(); } if (!fs && fullscreen) { // restore previous display mode and set to normal cooperative level RestoreDirectDrawMode(); #ifdef USE_OPENGL } else if (fs && fullscreen) { // using CDS for GL modes, so restore from DirectDraw if (bpp != bitspp) RestoreDirectDrawMode(); #endif } ShowWindow(hWindow, SW_HIDE); // so Windows redraws what's behind if the window shrinks } if (fs) { stylebitsex = WS_EX_TOPMOST; stylebits = WS_POPUP; } else { stylebitsex = 0; stylebits = WINDOW_STYLE; } if (!hWindow) { hWindow = CreateWindowEx( stylebitsex, WindowClass, apptitle, stylebits, CW_USEDEFAULT, CW_USEDEFAULT, 320, 200, NULL, NULL, hInstance, 0); if (!hWindow) { ShowErrorBox("Unable to create window"); return TRUE; } startwin_close(); } else { SetWindowLong(hWindow,GWL_EXSTYLE,stylebitsex); SetWindowLong(hWindow,GWL_STYLE,stylebits); } // resize the window if (!fs) { rect.left = 0; rect.top = 0; rect.right = width-1; rect.bottom = height-1; AdjustWindowRect(&rect, stylebits, FALSE); w = (rect.right - rect.left); h = (rect.bottom - rect.top); x = (desktopxdim - w) / 2; y = (desktopydim - h) / 2; } else { x=y=0; w=width; h=height; } if (windowx == -1) windowx = x; if (windowy == -1) windowy = y; SetWindowText(hWindow, apptitle); ShowWindow(hWindow, SW_SHOWNORMAL); SetForegroundWindow(hWindow); SetFocus(hWindow); SetWindowPos(hWindow, HWND_TOP, windowpos?windowx:x, windowpos?windowy:y, w, h, 0); // fullscreen? if (!fs) { if (bitspp > 8) { #ifdef USE_OPENGL // yes, start up opengl if (SetupOpenGL(width,height,bitspp)) return TRUE; #endif } else if (SetupDIB(width,height)) // use DIB section return TRUE; modesetusing = -1; } else { // yes, set up DirectDraw // clean up after the DIB renderer if it was being used UninitDIB(); if (!bDDrawInited) { DestroyWindow(hWindow); hWindow = NULL; return TRUE; } #ifdef USE_OPENGL if (bitspp > 8) { DEVMODE dmScreenSettings; ZeroMemory(&dmScreenSettings, sizeof(DEVMODE)); dmScreenSettings.dmSize = sizeof(DEVMODE); dmScreenSettings.dmPelsWidth = width; dmScreenSettings.dmPelsHeight = height; dmScreenSettings.dmBitsPerPel = bitspp; dmScreenSettings.dmFields = DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT; if (modenum != 0x7fffffff) { dmScreenSettings.dmDisplayFrequency = validmode[modenum].extra; dmScreenSettings.dmFields |= DM_DISPLAYFREQUENCY; } if (ChangeDisplaySettings(&dmScreenSettings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL) { ShowErrorBox("Video mode not supported"); return TRUE; } ShowWindow(hWindow, SW_SHOWNORMAL); SetForegroundWindow(hWindow); SetFocus(hWindow); modesetusing = 1; } else #endif { // set exclusive cooperative level result = IDirectDraw_SetCooperativeLevel(lpDD, hWindow, DDSCL_ALLOWMODEX|DDSCL_EXCLUSIVE|DDSCL_FULLSCREEN); if (result != DD_OK) { ShowDDrawErrorBox("Error setting cooperative level", result); UninitDirectDraw(); return TRUE; } result = IDirectDraw_SetDisplayMode(lpDD, width, height, bitspp); if (result != DD_OK) { ShowDDrawErrorBox("Error setting display mode", result); UninitDirectDraw(); return TRUE; } modesetusing = 0; } if (bitspp > 8) { #ifdef USE_OPENGL // we want an opengl mode if (SetupOpenGL(width,height,bitspp)) { return TRUE; } #endif } else { // we want software if (SetupDirectDraw(width,height)) { return TRUE; } } } #ifdef USE_OPENGL if (bitspp > 8) loadglextensions(); #endif xres = width; yres = height; bpp = bitspp; fullscreen = fs; curvidmode = modenum; frameplace = 0; lockcount = 0; // bytesperline is set when framebuffer is locked //bytesperline = width; //imageSize = bytesperline*yres; modechange = 1; OSD_ResizeDisplay(xres,yres); UpdateWindow(hWindow); return FALSE; } // // DestroyAppWindow() -- destroys the application window // static void DestroyAppWindow(void) { if (hWindow && gammabrightness) { setgammaramp(sysgamma); gammabrightness = 0; } #ifdef USE_OPENGL UninitOpenGL(); #endif UninitDirectDraw(); UninitDIB(); if (hWindow) { DestroyWindow(hWindow); hWindow = NULL; } } // // ShowDDrawErrorBox() -- shows an error message box for a DirectDraw error // static void ShowDDrawErrorBox(const char *m, HRESULT r) { TCHAR msg[1024]; wsprintf(msg, "%s: %s", m, GetDDrawError(r)); MessageBox(0, msg, apptitle, MB_OK|MB_ICONSTOP); } // // GetDDrawError() -- stinking huge list of error messages since MS didn't want to include // them in the DLL // static const char *GetDDrawError(HRESULT code) { switch (code) { case DD_OK: return "DD_OK"; case DDERR_ALREADYINITIALIZED: return "DDERR_ALREADYINITIALIZED"; case DDERR_BLTFASTCANTCLIP: return "DDERR_BLTFASTCANTCLIP"; case DDERR_CANNOTATTACHSURFACE: return "DDERR_CANNOTATTACHSURFACE"; case DDERR_CANNOTDETACHSURFACE: return "DDERR_CANNOTDETACHSURFACE"; case DDERR_CANTCREATEDC: return "DDERR_CANTCREATEDC"; case DDERR_CANTDUPLICATE: return "DDERR_CANTDUPLICATE"; case DDERR_CANTLOCKSURFACE: return "DDERR_CANTLOCKSURFACE"; case DDERR_CANTPAGELOCK: return "DDERR_CANTPAGELOCK"; case DDERR_CANTPAGEUNLOCK: return "DDERR_CANTPAGEUNLOCK"; case DDERR_CLIPPERISUSINGHWND: return "DDERR_CLIPPERISUSINGHWND"; case DDERR_COLORKEYNOTSET: return "DDERR_COLORKEYNOTSET"; case DDERR_CURRENTLYNOTAVAIL: return "DDERR_CURRENTLYNOTAVAIL"; case DDERR_DCALREADYCREATED: return "DDERR_DCALREADYCREATED"; case DDERR_DEVICEDOESNTOWNSURFACE: return "DDERR_DEVICEDOESNTOWNSURFACE"; case DDERR_DIRECTDRAWALREADYCREATED: return "DDERR_DIRECTDRAWALREADYCREATED"; case DDERR_EXCEPTION: return "DDERR_EXCEPTION"; case DDERR_EXCLUSIVEMODEALREADYSET: return "DDERR_EXCLUSIVEMODEALREADYSET"; case DDERR_EXPIRED: return "DDERR_EXPIRED"; case DDERR_GENERIC: return "DDERR_GENERIC"; case DDERR_HEIGHTALIGN: return "DDERR_HEIGHTALIGN"; case DDERR_HWNDALREADYSET: return "DDERR_HWNDALREADYSET"; case DDERR_HWNDSUBCLASSED: return "DDERR_HWNDSUBCLASSED"; case DDERR_IMPLICITLYCREATED: return "DDERR_IMPLICITLYCREATED"; case DDERR_INCOMPATIBLEPRIMARY: return "DDERR_INCOMPATIBLEPRIMARY"; case DDERR_INVALIDCAPS: return "DDERR_INVALIDCAPS"; case DDERR_INVALIDCLIPLIST: return "DDERR_INVALIDCLIPLIST"; case DDERR_INVALIDDIRECTDRAWGUID: return "DDERR_INVALIDDIRECTDRAWGUID"; case DDERR_INVALIDMODE: return "DDERR_INVALIDMODE"; case DDERR_INVALIDOBJECT: return "DDERR_INVALIDOBJECT"; case DDERR_INVALIDPARAMS: return "DDERR_INVALIDPARAMS"; case DDERR_INVALIDPIXELFORMAT: return "DDERR_INVALIDPIXELFORMAT"; case DDERR_INVALIDPOSITION: return "DDERR_INVALIDPOSITION"; case DDERR_INVALIDRECT: return "DDERR_INVALIDRECT"; case DDERR_INVALIDSTREAM: return "DDERR_INVALIDSTREAM"; case DDERR_INVALIDSURFACETYPE: return "DDERR_INVALIDSURFACETYPE"; case DDERR_LOCKEDSURFACES: return "DDERR_LOCKEDSURFACES"; case DDERR_MOREDATA: return "DDERR_MOREDATA"; case DDERR_NO3D: return "DDERR_NO3D"; case DDERR_NOALPHAHW: return "DDERR_NOALPHAHW"; case DDERR_NOBLTHW: return "DDERR_NOBLTHW"; case DDERR_NOCLIPLIST: return "DDERR_NOCLIPLIST"; case DDERR_NOCLIPPERATTACHED: return "DDERR_NOCLIPPERATTACHED"; case DDERR_NOCOLORCONVHW: return "DDERR_NOCOLORCONVHW"; case DDERR_NOCOLORKEY: return "DDERR_NOCOLORKEY"; case DDERR_NOCOLORKEYHW: return "DDERR_NOCOLORKEYHW"; case DDERR_NOCOOPERATIVELEVELSET: return "DDERR_NOCOOPERATIVELEVELSET"; case DDERR_NODC: return "DDERR_NODC"; case DDERR_NODDROPSHW: return "DDERR_NODDROPSHW"; case DDERR_NODIRECTDRAWHW: return "DDERR_NODIRECTDRAWHW"; case DDERR_NODIRECTDRAWSUPPORT: return "DDERR_NODIRECTDRAWSUPPORT"; case DDERR_NOEMULATION: return "DDERR_NOEMULATION"; case DDERR_NOEXCLUSIVEMODE: return "DDERR_NOEXCLUSIVEMODE"; case DDERR_NOFLIPHW: return "DDERR_NOFLIPHW"; case DDERR_NOFOCUSWINDOW: return "DDERR_NOFOCUSWINDOW"; case DDERR_NOGDI: return "DDERR_NOGDI"; case DDERR_NOHWND: return "DDERR_NOHWND"; case DDERR_NOMIPMAPHW: return "DDERR_NOMIPMAPHW"; case DDERR_NOMIRRORHW: return "DDERR_NOMIRRORHW"; case DDERR_NONONLOCALVIDMEM: return "DDERR_NONONLOCALVIDMEM"; case DDERR_NOOPTIMIZEHW: return "DDERR_NOOPTIMIZEHW"; case DDERR_NOOVERLAYDEST: return "DDERR_NOOVERLAYDEST"; case DDERR_NOOVERLAYHW: return "DDERR_NOOVERLAYHW"; case DDERR_NOPALETTEATTACHED: return "DDERR_NOPALETTEATTACHED"; case DDERR_NOPALETTEHW: return "DDERR_NOPALETTEHW"; case DDERR_NORASTEROPHW: return "DDERR_NORASTEROPHW"; case DDERR_NOROTATIONHW: return "DDERR_NOROTATIONHW"; case DDERR_NOSTRETCHHW: return "DDERR_NOSTRETCHHW"; case DDERR_NOT4BITCOLOR: return "DDERR_NOT4BITCOLOR"; case DDERR_NOT4BITCOLORINDEX: return "DDERR_NOT4BITCOLORINDEX"; case DDERR_NOT8BITCOLOR: return "DDERR_NOT8BITCOLOR"; case DDERR_NOTAOVERLAYSURFACE: return "DDERR_NOTAOVERLAYSURFACE"; case DDERR_NOTEXTUREHW: return "DDERR_NOTEXTUREHW"; case DDERR_NOTFLIPPABLE: return "DDERR_NOTFLIPPABLE"; case DDERR_NOTFOUND: return "DDERR_NOTFOUND"; case DDERR_NOTINITIALIZED: return "DDERR_NOTINITIALIZED"; case DDERR_NOTLOADED: return "DDERR_NOTLOADED"; case DDERR_NOTLOCKED: return "DDERR_NOTLOCKED"; case DDERR_NOTPAGELOCKED: return "DDERR_NOTPAGELOCKED"; case DDERR_NOTPALETTIZED: return "DDERR_NOTPALETTIZED"; case DDERR_NOVSYNCHW: return "DDERR_NOVSYNCHW"; case DDERR_NOZBUFFERHW: return "DDERR_NOZBUFFERHW"; case DDERR_NOZOVERLAYHW: return "DDERR_NOZOVERLAYHW"; case DDERR_OUTOFCAPS: return "DDERR_OUTOFCAPS"; case DDERR_OUTOFMEMORY: return "DDERR_OUTOFMEMORY"; case DDERR_OUTOFVIDEOMEMORY: return "DDERR_OUTOFVIDEOMEMORY"; case DDERR_OVERLAPPINGRECTS: return "DDERR_OVERLAPPINGRECTS"; case DDERR_OVERLAYCANTCLIP: return "DDERR_OVERLAYCANTCLIP"; case DDERR_OVERLAYCOLORKEYONLYONEACTIVE: return "DDERR_OVERLAYCOLORKEYONLYONEACTIVE"; case DDERR_OVERLAYNOTVISIBLE: return "DDERR_OVERLAYNOTVISIBLE"; case DDERR_PALETTEBUSY: return "DDERR_PALETTEBUSY"; case DDERR_PRIMARYSURFACEALREADYEXISTS: return "DDERR_PRIMARYSURFACEALREADYEXISTS"; case DDERR_REGIONTOOSMALL: return "DDERR_REGIONTOOSMALL"; case DDERR_SURFACEALREADYATTACHED: return "DDERR_SURFACEALREADYATTACHED"; case DDERR_SURFACEALREADYDEPENDENT: return "DDERR_SURFACEALREADYDEPENDENT"; case DDERR_SURFACEBUSY: return "DDERR_SURFACEBUSY"; case DDERR_SURFACEISOBSCURED: return "DDERR_SURFACEISOBSCURED"; case DDERR_SURFACELOST: return "DDERR_SURFACELOST"; case DDERR_SURFACENOTATTACHED: return "DDERR_SURFACENOTATTACHED"; case DDERR_TOOBIGHEIGHT: return "DDERR_TOOBIGHEIGHT"; case DDERR_TOOBIGSIZE: return "DDERR_TOOBIGSIZE"; case DDERR_TOOBIGWIDTH: return "DDERR_TOOBIGWIDTH"; case DDERR_UNSUPPORTED: return "DDERR_UNSUPPORTED"; case DDERR_UNSUPPORTEDFORMAT: return "DDERR_UNSUPPORTEDFORMAT"; case DDERR_UNSUPPORTEDMASK: return "DDERR_UNSUPPORTEDMASK"; case DDERR_UNSUPPORTEDMODE: return "DDERR_UNSUPPORTEDMODE"; case DDERR_VERTICALBLANKINPROGRESS: return "DDERR_VERTICALBLANKINPROGRESS"; case DDERR_VIDEONOTACTIVE: return "DDERR_VIDEONOTACTIVE"; case DDERR_WASSTILLDRAWING: return "DDERR_WASSTILLDRAWING"; case DDERR_WRONGMODE: return "DDERR_WRONGMODE"; case DDERR_XALIGN: return "DDERR_XALIGN"; default: break; } return "Unknown error"; } //------------------------------------------------------------------------------------------------- // MOSTLY STATIC INTERNAL WINDOWS THINGS //================================================================================================= // // ShowErrorBox() -- shows an error message box // static void ShowErrorBox(const char *m) { TCHAR msg[1024]; wsprintf(msg, "%s: %s", m, GetWindowsErrorMsg(GetLastError())); MessageBox(0, msg, apptitle, MB_OK|MB_ICONSTOP); } // // CheckWinVersion() -- check to see what version of Windows we happen to be running under // static inline BOOL CheckWinVersion(void) { ZeroMemory(&osv, sizeof(osv)); osv.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX); // we don't like anything older than Windows XP if (!GetVersionEx((LPOSVERSIONINFOA)&osv)) return FALSE; if (osv.dwMajorVersion >= 6) return TRUE; if (osv.dwMajorVersion == 5 && osv.dwMinorVersion >= 1) return TRUE; return FALSE; } // // WndProcCallback() -- the Windows window callback // static LRESULT CALLBACK WndProcCallback(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { /* RECT rect; POINT pt; HRESULT result; */ #ifdef USE_OPENGL if (hWnd == hGLWindow) return DefWindowProc(hWnd,uMsg,wParam,lParam); #endif switch (uMsg) { case WM_SYSCOMMAND: // don't let the monitor fall asleep or let the screensaver activate if (wParam == SC_SCREENSAVE || wParam == SC_MONITORPOWER) return 0; // Since DirectInput won't let me set an exclusive-foreground // keyboard for some unknown reason I just have to tell Windows to // rack off with its keyboard accelerators. if (wParam == SC_KEYMENU || wParam == SC_HOTKEY) return 0; break; case WM_ACTIVATEAPP: { appactive = wParam; #ifdef USE_OPENGL if (hGLWindow) { if (!appactive && fullscreen) { if (mousegrab) { grabmouse(0); regrabmouse = 1; } realfs = fullscreen; silentvideomodeswitch = 1; setgamemode(!fullscreen,xdim,ydim,bpp); ShowWindow(hWindow, SW_MINIMIZE); } else if (appactive && realfs) { if (regrabmouse) { grabmouse(1); regrabmouse = 0; } ShowWindow(hWindow, SW_RESTORE); SetForegroundWindow(hWindow); SetFocus(hWindow); setgamemode(realfs,xdim,ydim,bpp); silentvideomodeswitch = 0; realfs = 0; } } #endif if (backgroundidle) SetPriorityClass(GetCurrentProcess(), appactive ? NORMAL_PRIORITY_CLASS : IDLE_PRIORITY_CLASS); if (appactive) { SetForegroundWindow(hWindow); SetFocus(hWindow); } Bmemset(keystatus, 0, sizeof(keystatus)); AcquireInputDevices(appactive); break; } case WM_ACTIVATE: if (appactive) { SetForegroundWindow(hWindow); SetFocus(hWindow); } Bmemset(keystatus, 0, sizeof(keystatus)); AcquireInputDevices(appactive); break; case WM_SIZE: if (wParam == SIZE_MAXHIDE || wParam == SIZE_MINIMIZED) appactive = 0; else appactive = 1; AcquireInputDevices(appactive); break; case WM_PALETTECHANGED: // someone stole the palette so try and steal it back if (bDDrawInited && bpp == 8 && fullscreen) { int32_t result = IDirectDrawSurface_SetPalette(lpDDSPrimary, lpDDPalette); if (result != DD_OK) { initprintf("Palette set failed: %s\n", GetDDrawError(result)); break; } setpalette(0,256); break; } if (appactive && (HWND)wParam != hWindow) setpalette(0,256); break; case WM_DISPLAYCHANGE: // desktop settings changed so adjust our world-view accordingly desktopxdim = LOWORD(lParam); desktopydim = HIWORD(lParam); desktopbpp = wParam; getvalidmodes(); break; case WM_PAINT: repaintneeded=1; break; // don't draw the frame if fullscreen //case WM_NCPAINT: //if (!fullscreen) break; //return 0; case WM_ERASEBKGND: return TRUE; case WM_MOVE: // windowx = LOWORD(lParam); // windowy = HIWORD(lParam); return 0; case WM_MOVING: { RECT *RECTYMcRECT = (LPRECT)lParam; windowx = RECTYMcRECT->left; windowy = RECTYMcRECT->top; return 0; } case WM_CLOSE: quitevent = 1; return 0; case WM_ENTERMENULOOP: case WM_ENTERSIZEMOVE: AcquireInputDevices(0); return 0; case WM_EXITMENULOOP: case WM_EXITSIZEMOVE: AcquireInputDevices(1); return 0; case WM_DESTROY: hWindow = 0; //PostQuitMessage(0); // JBF 20040115: not anymore return 0; default: break; } return DefWindowProc(hWnd, uMsg, wParam, lParam); } // // RegisterWindowClass() -- register the window class // static BOOL RegisterWindowClass(void) { WNDCLASSEX wcx; if (window_class_registered) return FALSE; //initprintf("Registering window class\n"); wcx.cbSize = sizeof(wcx); wcx.style = CS_OWNDC; wcx.lpfnWndProc = WndProcCallback; wcx.cbClsExtra = 0; wcx.cbWndExtra = 0; wcx.hInstance = hInstance; wcx.hIcon = LoadImage(hInstance, MAKEINTRESOURCE(100), IMAGE_ICON, GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON), LR_DEFAULTCOLOR); wcx.hCursor = LoadCursor(NULL, IDC_ARROW); wcx.hbrBackground = (HBRUSH)COLOR_GRAYTEXT; wcx.lpszMenuName = NULL; wcx.lpszClassName = WindowClass; wcx.hIconSm = LoadImage(hInstance, MAKEINTRESOURCE(100), IMAGE_ICON, GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_DEFAULTCOLOR); if (!RegisterClassEx(&wcx)) { ShowErrorBox("Failed to register window class"); return TRUE; } window_class_registered = TRUE; return FALSE; } // // GetWindowsErrorMsg() -- gives a pointer to a static buffer containing the Windows error message // static LPTSTR GetWindowsErrorMsg(DWORD code) { static TCHAR lpMsgBuf[1024]; FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR)lpMsgBuf, 1024, NULL); return lpMsgBuf; } // // makeasmwriteable() -- removes write protection from the self-modifying assembly code // void makeasmwriteable(void) { #ifndef ENGINE_USING_A_C extern int32_t dep_begin, dep_end; DWORD oldprot; if (!VirtualProtect((LPVOID)&dep_begin, (SIZE_T)&dep_end - (SIZE_T)&dep_begin, PAGE_EXECUTE_READWRITE, &oldprot)) { ShowErrorBox("Problem making code writeable"); } #endif }