/* * Display_WIN32.i - C64 graphics display, emulator window handling, * WIN32 specific stuff * * Frodo (C) 1994-1997,2002 Christian Bauer * WIN32 code by J. Richard Sladkey */ #include #include #include "C64.h" #include "SAM.h" #include "Version.h" #include "VIC.h" #include "resource.h" #define NAME "Frodo" #define TITLE (IsFrodoSC ? "FrodoSC" : "Frodo") #ifdef DEBUG class TimeScope { public: TimeScope(const char *s) { tag = s; QueryPerformanceCounter(&liStart); } ~TimeScope() { QueryPerformanceCounter(&liFinish); OutputTime(); } private: void OutputTime() { LARGE_INTEGER liFreq; QueryPerformanceFrequency(&liFreq); Debug("%s: %.0f usec\n", tag, double(liFinish.LowPart - liStart.LowPart) /liFreq.LowPart*1000000); } const char *tag; LARGE_INTEGER liStart, liFinish; }; #define TIMESCOPE(var, tag) TimeScope var(tag) #else #define TIMESCOPE(var, tag) #endif /* C64 keyboard matrix: Bit 7 6 5 4 3 2 1 0 0 CUD F5 F3 F1 F7 CLR RET DEL 1 SHL E S Z 4 A W 3 2 X T F C 6 D R 5 3 V U H B 8 G Y 7 4 N O K M 0 J I 9 5 , @ : . - L P + 6 / ^ = SHR HOM ; * £ 7 R/S Q C= SPC 2 CTL <- 1 */ #define MATRIX(a,b) (((a) << 3) | (b)) #define KEY_F9 256 #define KEY_F10 257 #define KEY_F11 258 #define KEY_F12 259 #define KEY_FIRE 260 #define KEY_JUP 261 #define KEY_JDN 262 #define KEY_JLF 263 #define KEY_JRT 264 #define KEY_JUPLF 265 #define KEY_JUPRT 266 #define KEY_JDNLF 267 #define KEY_JDNRT 268 #define KEY_CENTER 269 #define KEY_NUMLOCK 270 #define KEY_KPPLUS 271 #define KEY_KPMINUS 272 #define KEY_KPMULT 273 #define KEY_KPDIV 274 #define KEY_KPENTER 275 #define KEY_KPPERIOD 276 #define KEY_PAUSE 277 #define KEY_ALTENTER 278 #define KEY_CTRLENTER 279 #define VK_bracketleft 0xdb #define VK_bracketright 0xdd #define VK_comma 0xbc #define VK_period 0xbe #define VK_slash 0xbf #define VK_semicolon 0xba #define VK_grave 0xc0 #define VK_minus 0xbd #define VK_equal 0xbb #define VK_quote 0xde #define VK_backslash 0xdc static C64Display *TheDisplay; static int keystate[256]; static UBYTE rev_matrix[8], key_matrix[8]; static int quit = 0; static int numlock = 0; static int joystate = 0xff; static RECT rcScreen; static RECT rcLast; static RECT rcWindow; static RECT rcWork; static BOOL need_new_color_table = FALSE; static int view_x, view_y; static int led_rows = 16; static HCURSOR invisible_cursor; static HCURSOR arrow_cursor; static HFONT led_font; static HPEN led_highlight; static HPEN led_shadow; static HBRUSH led_brush; static HBRUSH off_brush; static HBRUSH error_off_brush; static HBRUSH on_brush; static HBRUSH error_on_brush; // Not fully working yet. #ifdef WORKBUFFER_BITMAP static BOOL workbuffer_bitmap = FALSE; static BOOL workbuffer_locked = FALSE; static DDSURFACEDESC bitmap_ddsd; #endif C64Display::DisplayMode default_modes[] = { { 320, 200, 8 }, { 320, 240, 8 }, { 512, 384, 8 }, { 640, 400, 8 }, { 640, 480, 8 }, { 320, 200, 16 }, { 320, 240, 16 }, { 512, 384, 16 }, { 640, 400, 16 }, { 640, 480, 16 }, }; static int num_default_modes = sizeof(default_modes)/sizeof(C64Display::DisplayMode); static C64Display::DisplayMode *display_modes = NULL; static int num_display_modes = 0; static int max_display_modes = 16; int C64Display::GetNumDisplayModes() const { if (num_display_modes == 0) return num_default_modes; return num_display_modes; } const C64Display::DisplayMode *C64Display::GetDisplayModes() const { if (num_display_modes == 0) return default_modes; return display_modes; } long ShowRequester(char *str, char *button1, char *button2) { if (!TheDisplay) { MessageBox(hwnd, str, "Frodo", MB_OK | MB_ICONSTOP); return FALSE; } return TheDisplay->ShowRequester(str, button1, button2); } /* * Display constructor: Create window/screen */ C64Display::C64Display(C64 *the_c64) : TheC64(the_c64) { in_constructor = TRUE; in_destructor = FALSE; TheDisplay = this; speed_index = 0; pDD = NULL; pPrimary = NULL; pBack = NULL; pWork = NULL; pClipper = NULL; pPalette = NULL; active = FALSE; paused = FALSE; waiting = FALSE; show_leds = ThePrefs.ShowLEDs; full_screen = ThePrefs.DisplayType == DISPTYPE_SCREEN; // Turn LEDs off. for (int i = 0; i < 4; i++) led_state[i] = old_led_state[i] = LED_OFF; // Allocate chunky buffer to draw into. chunky_buf = new UBYTE[DISPLAY_X * DISPLAY_Y]; CalcViewPort(); ResetKeyboardState(); if (!MakeWindow()) { ShowRequester("Failed to create window.", "Quit"); Quit(); } else { WindowTitle(); if (!StartDirectDraw()) { ShowRequester(failure_message, "Quit"); Quit(); } else draw_led_bar(); } in_constructor = FALSE; } /* * Display destructor */ C64Display::~C64Display() { in_destructor = TRUE; Debug("~C64Display\n"); StopDirectDraw(); // Offer to save now that we are not in full screen mode. OfferSave(); // Free the display modes table. delete[] display_modes; // Free chunky buffer delete chunky_buf; // Destroy the main window. DestroyWindow(hwnd); // Drain the window message queue. for (;;) { MSG msg; if (!GetMessage(&msg, NULL, 0, 0)) break; if (ThePrefs.SystemKeys) TranslateMessage(&msg); DispatchMessage(&msg); } DeleteObjects(); in_destructor = FALSE; } /* * Prefs may have changed */ void C64Display::NewPrefs(Prefs *prefs) { } void C64Display::DeleteObjects() { // Delete objects we created. DeleteObject(led_highlight); DeleteObject(led_shadow); DeleteObject(led_font); DeleteObject(led_brush); DeleteObject(off_brush); DeleteObject(error_off_brush); DeleteObject(on_brush); DeleteObject(error_on_brush); } BOOL C64Display::CalcViewPort() { int old_view_x = view_x, old_view_y = view_y; const char *view_port = ThePrefs.ViewPort; if (view_port[0] == '\0' || stricmp(view_port, "Default") == 0) view_port = NULL; if (!view_port || sscanf(view_port, "%dx%d", &view_x, &view_y) != 2) { view_x = DISPLAY_X; view_y = DISPLAY_Y; } SetRect(&rcWork, 0, 0, view_x, view_y); if (view_x != old_view_x || view_y != old_view_y) return TRUE; return FALSE; } BOOL C64Display::ResizeWindow(int side, RECT *pRect) { // Compute size of non-client borders. DWORD style = GetWindowLong(hwnd, GWL_STYLE); RECT rc; SetRect(&rc, 0, 0, view_x, view_y); BOOL has_menu = GetMenu(hwnd) != NULL; AdjustWindowRect(&rc, style, has_menu); if (ThePrefs.ShowLEDs) rc.bottom += led_rows; int nc_x = rc.right - rc.left - view_x; int nc_y = rc.bottom - rc.top - view_y; // Compute client area corresponding to resizing. int old_x = pRect->right - pRect->left - nc_x; int old_y = pRect->bottom - pRect->top - nc_y; // Compute nearest integral scaling numerators. int d = ThePrefs.ScalingDenominator; int x = (old_x + view_x/d/2)/(view_x/d); if (x == 0) x = 1; int y = (old_y + view_y/4)/(view_y/d); if (y == 0) y = 1; // When resizing corners make the scale factors agree. switch (side) { case WMSZ_BOTTOMRIGHT: case WMSZ_BOTTOMLEFT: case WMSZ_TOPRIGHT: case WMSZ_TOPLEFT: if (x < y) y = x; else x = y; } // Compute the quantized size of the window area. int new_x = x*(view_x/d) + nc_x; int new_y = y*(view_y/d) + nc_y; // Adjust the resizing rectangle. switch (side) { case WMSZ_BOTTOMRIGHT: case WMSZ_BOTTOMLEFT: case WMSZ_BOTTOM: pRect->bottom = pRect->top + new_y; break; case WMSZ_TOPRIGHT: case WMSZ_TOPLEFT: case WMSZ_TOP: pRect->top = pRect->bottom - new_y; break; } switch (side) { case WMSZ_TOPRIGHT: case WMSZ_BOTTOMRIGHT: case WMSZ_RIGHT: pRect->right = pRect->left + new_x; break; case WMSZ_TOPLEFT: case WMSZ_BOTTOMLEFT: case WMSZ_LEFT: pRect->left = pRect->right - new_x; break; } return TRUE; } /* * Update speedometer */ void C64Display::Speedometer(int speed) { Debug("speed = %d %%\n", speed); speed_index = speed; if (full_screen) return; if (!ThePrefs.ShowLEDs) { WindowTitle(); return; } if (speed_index == 0) return; HDC hdc = GetDC(hwnd); RECT rc; GetClientRect(hwnd, &rc); rc.top = rc.bottom - led_rows; rc.right = rc.left + (rc.right - rc.left)/5; FillRect(hdc, &rc, led_brush); SelectObject(hdc, led_font); SetTextAlign(hdc, TA_TOP | TA_LEFT); SetBkMode(hdc, TRANSPARENT); SetTextColor(hdc, (COLORREF) GetSysColor(COLOR_MENUTEXT)); char str[128]; if (IsFrodoSC) sprintf(str, "%d%%", speed_index); else sprintf(str, "%d%%", speed_index); int x = rc.left + 4; int y = rc.top + 2; TextOut(hdc, x, y, str, strlen(str)); ReleaseDC(hwnd, hdc); } /* * Return pointer to bitmap data */ UBYTE *C64Display::BitmapBase() { #ifdef WORKBUFFER_BITMAP if (colors_depth == 8 && pWork) { if (workbuffer_locked) { pWork->Unlock(NULL); workbuffer_locked = FALSE; } HRESULT ddrval; for (;;) { bitmap_ddsd.dwSize = sizeof(bitmap_ddsd); ddrval = pWork->Lock(NULL, &bitmap_ddsd, 0, NULL); if (ddrval != DDERR_WASSTILLDRAWING) break; } if (ddrval == DD_OK) { workbuffer_locked = TRUE; workbuffer_bitmap = TRUE; return (UBYTE *) bitmap_ddsd.lpSurface; } } workbuffer_bitmap = FALSE; #endif return chunky_buf; } /* * Return number of bytes per row */ int C64Display::BitmapXMod() { #ifdef WORKBUFFER_BITMAP if (workbuffer_locked) return bitmap_ddsd.lPitch; #endif return DISPLAY_X; } /* * Freshen keyboard state */ void C64Display::PollKeyboard(UBYTE *CIA_key_matrix, UBYTE *CIA_rev_matrix, UBYTE *joystick) { //Debug("Display::PollKeyboard\n"); #ifdef WORKBUFFER_BITMAP if (workbuffer_locked) { pWork->Unlock(NULL); workbuffer_locked = FALSE; } #endif for (;;) { MSG msg; if (!PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) break; if (ThePrefs.SystemKeys) TranslateMessage(&msg); DispatchMessage(&msg); } *joystick = joystate; memcpy(CIA_key_matrix, key_matrix, sizeof(key_matrix)); memcpy(CIA_rev_matrix, rev_matrix, sizeof(rev_matrix)); } /* * Check if NumLock is down (for switching the joystick keyboard emulation) */ bool C64Display::NumLock() { return numlock; } /* * Allocate C64 colors */ void C64Display::InitColors(UBYTE *array) { if (colors_depth == 8) { for (int i = 0; i < 256; i++) array[i] = colors[i & 0x0f]; } else { for (int i = 0; i < 256; i++) array[i] = i & 0x0f; } } long C64Display::ShowRequester(const char *str, const char *button1, const char *button2) { // This could be a lot nicer but quick and dirty is fine with me. char message[1024]; strcpy(message, str); strcat(message, "\nPress OK to "); strcat(message, button1); if (button2) { strcat(message, ", Cancel to "); strcat(message, button2); } strcat(message, "."); UINT type; if (button2) type = MB_OKCANCEL | MB_ICONQUESTION; else type = MB_OK | MB_ICONSTOP; Pause(); if (full_screen) StopDirectDraw(); int result = MessageBox(hwnd, message, NAME " Error", type); if (full_screen) StartDirectDraw(); Resume(); if (result == IDCANCEL) return TRUE; return FALSE; } void C64Display::WaitUntilActive() { Debug("waiting until not paused...\n"); waiting = TRUE; WindowTitle(); for (;;) { // Check for termination condition. if (!paused || quit) break; // Process message queue. MSG msg; if (GetMessage(&msg, NULL, 0, 0) != TRUE) break; // Always translate system keys while paused. TranslateMessage(&msg); DispatchMessage(&msg); } waiting = FALSE; Debug("...done waiting\n"); WindowTitle(); ResetKeyboardState(); } void C64Display::ResetKeyboardState() { memset(keystate, 0, sizeof(keystate)); memset(key_matrix, 0xff, sizeof(key_matrix)); memset(rev_matrix, 0xff, sizeof(rev_matrix)); joystate = 0xff; } BOOL C64Display::MakeWindow() { // Set up and register window class. WNDCLASS wc; wc.style = CS_HREDRAW | CS_VREDRAW; wc.lpfnWndProc = StaticWindowProc; wc.cbClsExtra = 0; wc.cbWndExtra = 0; wc.hInstance = hInstance; wc.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(FRODO_ICON)); wc.hCursor = NULL; wc.hbrBackground = NULL; wc.lpszMenuName = MAKEINTRESOURCE(IDR_MAIN_MENU); wc.lpszClassName = NAME; RegisterClass(&wc); // Set up our preferred styles for our window depending on the mode. windowed_style = WS_VISIBLE | WS_SYSMENU | WS_OVERLAPPED | WS_CAPTION | WS_MINIMIZEBOX | WS_THICKFRAME; fullscreen_style = WS_POPUP | WS_VISIBLE; // Compute the initial window size. DWORD style = windowed_style; RECT rc; int n = ThePrefs.ScalingNumerator; int d = ThePrefs.ScalingDenominator; SetRect(&rc, 0, 0, n*view_x/d, n*view_y/d); BOOL has_menu = wc.lpszMenuName != NULL; AdjustWindowRect(&rc, style, has_menu); if (ThePrefs.ShowLEDs) rc.bottom += led_rows; int x_size = rc.right - rc.left; int y_size = rc.bottom - rc.top; // Create the window and save the initial position. hwnd = CreateWindowEx(0, NAME, TITLE, style, CW_USEDEFAULT, 0, x_size, y_size, NULL, NULL, hInstance, NULL); GetWindowRect(hwnd, &rcLast); SetRect(&rcScreen, 0, 0, GetSystemMetrics(SM_CXSCREEN), GetSystemMetrics(SM_CYSCREEN)); // Load cursors. invisible_cursor = LoadCursor(hInstance, MAKEINTRESOURCE(IDC_INVISIBLE)); arrow_cursor = LoadCursor(0, MAKEINTRESOURCE(IDC_ARROW)); // Create fonts, pens, brushes, etc. CreateObjects(); if (!hwnd) return FALSE; ShowWindow(hwnd, nCmdShow); UpdateWindow(hwnd); return TRUE; } void C64Display::CreateObjects() { // Create fonts. led_font = CreateFont(14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, VARIABLE_PITCH | FF_SWISS, ""); // Create pens. led_highlight = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DHIGHLIGHT)); led_shadow = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_3DSHADOW)); // Create brushes. LOGBRUSH logbrush; logbrush.lbStyle = BS_SOLID; logbrush.lbHatch = 0; logbrush.lbColor = GetSysColor(COLOR_MENU); led_brush = CreateBrushIndirect(&logbrush); logbrush.lbColor = RGB(0x00, 0x00, 0x00); // black off_brush = CreateBrushIndirect(&logbrush); logbrush.lbColor = RGB(0x00, 0x00, 0x00); // black error_off_brush = CreateBrushIndirect(&logbrush); logbrush.lbColor = RGB(0x00, 0xff, 0x00); // green on_brush = CreateBrushIndirect(&logbrush); logbrush.lbColor = RGB(0xff, 0x00, 0x00); // red error_on_brush = CreateBrushIndirect(&logbrush); } HRESULT CALLBACK C64Display::StaticWindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { return TheDisplay->WindowProc(hWnd, message, wParam, lParam); } long C64Display::WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { Debug("window message: 0x%x\n", message); switch (message) { case WM_SYSCOLORCHANGE: DeleteObjects(); CreateObjects(); InvalidateRect(hwnd, NULL, FALSE); break; case WM_MOUSEMOVE: SetCursor(ThePrefs.HideCursor ? invisible_cursor : arrow_cursor); break; case WM_MENUCHAR: // Eat Alt-foo characters so that it doesn't beep. if (HIWORD(wParam) == 0) return MAKELONG(0, 1); break; case WM_ENTERSIZEMOVE: Pause(); break; case WM_EXITSIZEMOVE: Resume(); break; case WM_SIZING: ResizeWindow(wParam, (RECT *) lParam); return TRUE; case WM_SIZE: case WM_MOVE: if (full_screen) SetRect(&rcWindow, 0, 0, GetSystemMetrics(SM_CXSCREEN), GetSystemMetrics(SM_CYSCREEN)); else { GetClientRect(hWnd, &rcWindow); if (ThePrefs.ShowLEDs) rcWindow.bottom -= led_rows; ClientToScreen(hWnd, (LPPOINT) &rcWindow); ClientToScreen(hWnd, (LPPOINT) &rcWindow + 1); // Align the client rect to a four-byte // boundary because this can triple the // speed of a memcpy to the display. int align_to = 4; int misalignment = rcWindow.left % align_to; if (misalignment == 0) Update(); else { if (misalignment > align_to/2) misalignment -= align_to; RECT rc; GetWindowRect(hwnd, &rc); MoveWindow(hwnd, rc.left - misalignment, rc.top, rc.right - rc.left, rc.bottom - rc.top, TRUE); } } break; case WM_DISPLAYCHANGE: if (!full_screen) ResumeDirectDraw(); SetRect(&rcScreen, 0, 0, GetSystemMetrics(SM_CXSCREEN), GetSystemMetrics(SM_CYSCREEN)); break; case WM_ACTIVATE: Debug("WM_ACTIVATE\n"); { int old_active = active; active = LOWORD(wParam) != WA_INACTIVE; if (ThePrefs.AutoPause && active != old_active) { if (!active) Pause(); else Resume(); } } if (active) { ResumeDirectDraw(); ResetKeyboardState(); } // Kick the message loop since this was sent to us, not posted. PostMessage(hWnd, WM_USER, 0, 0); break; case WM_COMMAND: { int id = LOWORD(wParam); switch (id) { case ID_FILE_NEW: { OfferSave(); Prefs *prefs = new Prefs; TheC64->NewPrefs(prefs); ThePrefs = *prefs; ThePrefsOnDisk = ThePrefs; delete prefs; strcpy(TheApp->prefs_path, "Untitled.fpr"); NewPrefs(); } break; case ID_FILE_OPEN: Pause(); OfferSave(); if (FileNameDialog(TheApp->prefs_path)) { Prefs *prefs = new Prefs; prefs->Load(TheApp->prefs_path); TheC64->NewPrefs(prefs); ThePrefs = *prefs; delete prefs; NewPrefs(); } Resume(); break; case ID_FILE_SAVE: ThePrefs.Save(TheApp->prefs_path); break; case ID_FILE_SAVEAS: Pause(); if (FileNameDialog(TheApp->prefs_path, TRUE)) { ThePrefs.Save(TheApp->prefs_path); WindowTitle(); } Resume(); break; case ID_FILE_EX: PostMessage(hWnd, WM_CLOSE, 0, 0); break; case ID_TOOLS_PREFERENCES: Pause(); TheApp->RunPrefsEditor(); NewPrefs(); Resume(); break; case ID_TOOLS_FULLSCREEN: Pause(); StopDirectDraw(); full_screen = !full_screen; if (!StartDirectDraw()) { StopDirectDraw(); full_screen = !full_screen; StartDirectDraw(); if (!full_screen) ShowRequester(failure_message, "Continue"); } Resume(); CheckMenuItem(GetMenu(hWnd), ID_TOOLS_FULLSCREEN, full_screen ? MF_CHECKED : MF_UNCHECKED); if (paused) Update(); break; case ID_TOOLS_RESETDIRECTDRAW: ResetDirectDraw(); break; case ID_TOOLS_PAUSE: if (!paused) Pause(); else { // XXX: Shouldn't happen but be safe. while (paused) Resume(); ResetKeyboardState(); } CheckMenuItem(GetMenu(hWnd), ID_TOOLS_PAUSE, paused ? MF_CHECKED : MF_UNCHECKED); break; case ID_TOOLS_RESETC64: TheC64->Reset(); break; case ID_TOOLS_INSERTNEXTDISK: InsertNextDisk(); break; case ID_TOOLS_SAM: Pause(); MessageBox(hWnd, "SAM not yet implemented.", NAME, MB_OK); Resume(); break; case ID_HELP_CONTENTS: case ID_HELP_KEYBOARD: case ID_HELP_SETTINGS: { const char *html; switch (id) { case ID_HELP_CONTENTS: html = "Main"; break; case ID_HELP_KEYBOARD: html = "keyboard"; break; case ID_HELP_SETTINGS: html = "settings"; break; } char helpfile[256]; sprintf(helpfile, "%s\\Docs\\%s.html", AppDirPath, html); ShellExecute(0, 0, helpfile, 0, 0, SW_NORMAL); } break; case ID_HELP_ABOUT: { Pause(); char message[256]; sprintf(message, "%s by %s\n%s by %s", VERSION_STRING, "Christian Bauer", "WIN32 port", "J. Richard Sladkey"); MessageBox(hWnd, message, NAME, MB_OK); Resume(); } break; } ResetKeyboardState(); } break; case WM_CLOSE: Quit(); return 0; case WM_DESTROY: PostQuitMessage(0); break; case WM_QUERYNEWPALETTE: if (!full_screen && pPalette && pPrimary) { SetPalettes(); BuildColorTable(); if (!active) Update(); } break; case WM_PALETTECHANGED: if (!full_screen) { if ((HWND) wParam != hWnd) { need_new_color_table = TRUE; InvalidateRect(hwnd, NULL, FALSE); } } break; case WM_PAINT: if (!full_screen) { PAINTSTRUCT ps; HDC hdc = BeginPaint(hWnd, &ps); EndPaint(hWnd, &ps); if (need_new_color_table) { BuildColorTable(); need_new_color_table = FALSE; } if (paused) Update(); draw_led_bar(); Speedometer(speed_index); return 0; } break; case WM_ENTERMENULOOP: Pause(); break; case WM_EXITMENULOOP: Resume(); ResetKeyboardState(); break; case WM_SYSKEYDOWN: case WM_KEYDOWN: Debug("Display::WindowProc: KEYDOWN: 0x%x\n", wParam); { int kc = VirtKey2C64(wParam, lParam); switch (kc) { case KEY_PAUSE: PostMessage(hWnd, WM_COMMAND, ID_TOOLS_PAUSE, 0); break; case KEY_KPPLUS: if (ThePrefs.SkipFrames < 10) ThePrefs.SkipFrames++; break; case KEY_KPMINUS: if (ThePrefs.SkipFrames > 1) ThePrefs.SkipFrames--; break; case KEY_KPMULT: ThePrefs.LimitSpeed = !ThePrefs.LimitSpeed; break; case KEY_KPDIV: { Prefs *prefs = new Prefs(ThePrefs); prefs->Emul1541Proc = !prefs->Emul1541Proc; TheC64->NewPrefs(prefs); ThePrefs = *prefs; delete prefs; } break; case KEY_KPPERIOD: ThePrefs.JoystickSwap = !ThePrefs.JoystickSwap; break; case KEY_F9: PostMessage(hWnd, WM_COMMAND, ID_TOOLS_INSERTNEXTDISK, 0); break; case KEY_ALTENTER: PostMessage(hWnd, WM_COMMAND, ID_TOOLS_FULLSCREEN, 0); break; case KEY_CTRLENTER: PostMessage(hWnd, WM_COMMAND, ID_TOOLS_RESETDIRECTDRAW, 0); break; case KEY_F10: PostMessage(hWnd, WM_CLOSE, 0, 0); break; case KEY_F11: if (!paused) TheC64->NMI(); break; case KEY_F12: if (!paused) TheC64->Reset(); break; case KEY_FIRE: joystate &= ~0x10; break; case KEY_JUP: joystate |= 0x02; joystate &= ~0x01; break; case KEY_JDN: joystate |= 0x01; joystate &= ~0x02; break; case KEY_JLF: joystate |= 0x08; joystate &= ~0x04; break; case KEY_JRT: joystate |= 0x04; joystate &= ~0x08; break; case KEY_JUPLF: joystate |= 0x0a; joystate &= ~0x05; break; case KEY_JUPRT: joystate |= 0x06; joystate &= ~0x09; break; case KEY_JDNLF: joystate |= 0x09; joystate &= ~0x06; break; case KEY_JDNRT: joystate |= 0x05; joystate &= ~0x0a; break; case KEY_CENTER: joystate |= 0x0f; break; default: if (kc < 0 || kc >= 256) break; if (keystate[kc]) break; keystate[kc] = 1; int c64_byte = kc >> 3; int c64_bit = kc & 7; int shifted = kc & 128; c64_byte &= 7; if (shifted) { key_matrix[6] &= 0xef; rev_matrix[4] &= 0xbf; } key_matrix[c64_byte] &= ~(1 << c64_bit); rev_matrix[c64_bit] &= ~(1 << c64_byte); break; } return 0; } break; case WM_SYSKEYUP: case WM_KEYUP: Debug("Display::WindowProc: KEYUP: 0x%x\n", wParam); { int kc = VirtKey2C64(wParam, lParam); switch (kc) { case KEY_FIRE: joystate |= 0x10; break; case KEY_JUP: joystate |= 0x01; break; case KEY_JDN: joystate |= 0x02; break; case KEY_JLF: joystate |= 0x04; break; case KEY_JRT: joystate |= 0x08; break; case KEY_JUPLF: joystate |= 0x05; break; case KEY_JUPRT: joystate |= 0x09; break; case KEY_JDNLF: joystate |= 0x06; break; case KEY_JDNRT: joystate |= 0x0a; break; default: if (kc < 0 || kc >= 256) break; if (!keystate[kc]) break; keystate[kc] = 0; int c64_byte = kc >> 3; int c64_bit = kc & 7; int shifted = kc & 128; c64_byte &= 7; if (shifted) { key_matrix[6] |= 0x10; rev_matrix[4] |= 0x40; } key_matrix[c64_byte] |= (1 << c64_bit); rev_matrix[c64_bit] |= (1 << c64_byte); break; } return 0; } break; } return DefWindowProc(hWnd, message, wParam, lParam); } int C64Display::VirtKey2C64(int virtkey, DWORD keydata) { int ext = keydata & 0x01000000; int sc = (keydata & 0x00ff0000) >> 16; int result = -1; switch (virtkey) { case VK_NUMPAD0: numlock = 1; return KEY_FIRE; case VK_NUMPAD1: numlock = 1; return KEY_JDNLF; case VK_NUMPAD2: numlock = 1; return KEY_JDN; case VK_NUMPAD3: numlock = 1; return KEY_JDNRT; case VK_NUMPAD4: numlock = 1; return KEY_JLF; case VK_NUMPAD5: numlock = 1; return KEY_CENTER; case VK_NUMPAD6: numlock = 1; return KEY_JRT; case VK_NUMPAD7: numlock = 1; return KEY_JUPLF; case VK_NUMPAD8: numlock = 1; return KEY_JUP; case VK_NUMPAD9: numlock = 1; return KEY_JUPRT; case VK_NUMLOCK: return KEY_NUMLOCK; case VK_MULTIPLY: return KEY_KPMULT; case VK_DIVIDE: return KEY_KPDIV; case VK_SUBTRACT: return KEY_KPMINUS; case VK_ADD: return KEY_KPPLUS; case VK_DECIMAL: return KEY_KPPERIOD; case VK_F9: return KEY_F9; case VK_F10: return KEY_F10; case VK_F11: return KEY_F11; case VK_F12: return KEY_F12; case VK_PAUSE: return KEY_PAUSE; case VK_BACK: return MATRIX(0,0); case VK_DELETE: return ext ? MATRIX(0,0) : /*KP*/ KEY_KPPERIOD; case VK_TAB: return -1; case VK_RETURN: if ((GetKeyState(VK_MENU) & 0x8000)) return KEY_ALTENTER; if ((GetKeyState(VK_CONTROL) & 0x8000)) return KEY_CTRLENTER; return ext ? /*KP*/ MATRIX(0,1) : MATRIX(0,1); case VK_SPACE: return MATRIX(7,4); case VK_ESCAPE: return MATRIX(7,7); case VK_INSERT: if (!ext) numlock = 0; return ext ? MATRIX(0,0) | 0x80 : /*KP*/ KEY_FIRE; case VK_HOME: if (!ext) numlock = 0; return ext ? MATRIX(6,3) : /*KP*/ KEY_JUPLF; case VK_END: if (!ext) numlock = 0; return ext ? MATRIX(6,0) : /*KP*/ KEY_JDNLF; case VK_PRIOR: if (!ext) numlock = 0; return ext ? MATRIX(6,6) : /*KP*/ KEY_JUPRT; case VK_NEXT: if (!ext) numlock = 0; return ext ? MATRIX(6,5) : /*KP*/ KEY_JDNRT; case VK_CLEAR: return KEY_CENTER; case VK_SHIFT: return sc == 0x36 ? /*R*/ MATRIX(6,4) : MATRIX(1,7); case VK_CONTROL: return ext ? /*R*/ MATRIX(7,5) : MATRIX(7,2); case VK_MENU: return ext ? /*R*/ MATRIX(7,5) : MATRIX(7,5); case VK_UP: if (!ext) numlock = 0; return ext ? MATRIX(0,7) | 0x80 : /*KP*/ KEY_JUP; case VK_DOWN: if (!ext) numlock = 0; return ext ? MATRIX(0,7) : /*KP*/ KEY_JDN; case VK_LEFT: if (!ext) numlock = 0; return ext ? MATRIX(0,2) | 0x80 : /*KP*/ KEY_JLF; case VK_RIGHT: if (!ext) numlock = 0; return ext ? MATRIX(0,2) : /*KP*/ KEY_JRT; case VK_F1: return MATRIX(0,4); case VK_F2: return MATRIX(0,4) | 0x80; case VK_F3: return MATRIX(0,5); case VK_F4: return MATRIX(0,5) | 0x80; case VK_F5: return MATRIX(0,6); case VK_F6: return MATRIX(0,6) | 0x80; case VK_F7: return MATRIX(0,3); case VK_F8: return MATRIX(0,3) | 0x80; case '0': return MATRIX(4,3); case '1': return MATRIX(7,0); case '2': return MATRIX(7,3); case '3': return MATRIX(1,0); case '4': return MATRIX(1,3); case '5': return MATRIX(2,0); case '6': return MATRIX(2,3); case '7': return MATRIX(3,0); case '8': return MATRIX(3,3); case '9': return MATRIX(4,0); case VK_bracketleft: return MATRIX(5,6); case VK_bracketright: return MATRIX(6,1); case VK_slash: return MATRIX(6,7); case VK_semicolon: return MATRIX(5,5); case VK_grave: return MATRIX(7,1); case VK_minus: return MATRIX(5,0); case VK_equal: return MATRIX(5,3); case VK_comma: return MATRIX(5,7); case VK_period: return MATRIX(5,4); case VK_quote: return MATRIX(6,2); case VK_backslash: return MATRIX(6,6); case 'A': result = MATRIX(1,2); break; case 'B': result = MATRIX(3,4); break; case 'C': result = MATRIX(2,4); break; case 'D': result = MATRIX(2,2); break; case 'E': result = MATRIX(1,6); break; case 'F': result = MATRIX(2,5); break; case 'G': result = MATRIX(3,2); break; case 'H': result = MATRIX(3,5); break; case 'I': result = MATRIX(4,1); break; case 'J': result = MATRIX(4,2); break; case 'K': result = MATRIX(4,5); break; case 'L': result = MATRIX(5,2); break; case 'M': result = MATRIX(4,4); break; case 'N': result = MATRIX(4,7); break; case 'O': result = MATRIX(4,6); break; case 'P': result = MATRIX(5,1); break; case 'Q': result = MATRIX(7,6); break; case 'R': result = MATRIX(2,1); break; case 'S': result = MATRIX(1,5); break; case 'T': result = MATRIX(2,6); break; case 'U': result = MATRIX(3,6); break; case 'V': result = MATRIX(3,7); break; case 'W': result = MATRIX(1,1); break; case 'X': result = MATRIX(2,7); break; case 'Y': result = MATRIX(3,1); break; case 'Z': result = MATRIX(1,4); break; } if (result != -1 && GetKeyState(VK_CAPITAL)) result |= 0x80; return result; } BOOL C64Display::SetupWindow() { // Setup the window. SetupWindowMode(full_screen); UpdateWindow(hwnd); if (full_screen) ShowCursor(FALSE); return TRUE; } BOOL C64Display::SetupWindowMode(BOOL full_screen_mode) { DWORD style; int x0, y0, x, y; if (full_screen_mode) { style = fullscreen_style; x0 = 0; y0 = 0; x = GetSystemMetrics(SM_CXSCREEN); y = GetSystemMetrics(SM_CYSCREEN); } else { style = windowed_style; x0 = rcLast.left; y0 = rcLast.top; x = rcLast.right - rcLast.left; y = rcLast.bottom - rcLast.top; } SetWindowLong(hwnd, GWL_STYLE, style); SetWindowPos(hwnd, NULL, x0, y0, x, y, SWP_NOZORDER | SWP_NOACTIVATE); SetWindowPos(hwnd, HWND_NOTOPMOST, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); GetClientRect(hwnd, &rcWindow); if (!full_screen_mode && ThePrefs.ShowLEDs) rcWindow.bottom -= led_rows; ClientToScreen(hwnd, (LPPOINT) &rcWindow); ClientToScreen(hwnd, (LPPOINT) &rcWindow + 1); // Windowed mode has a menu, full screen mode doesn't. HMENU old_menu = GetMenu(hwnd); if (old_menu) { SetMenu(hwnd, NULL); DestroyMenu(old_menu); } if (!full_screen_mode) { HMENU new_menu = LoadMenu(hInstance, MAKEINTRESOURCE(IDR_MAIN_MENU)); SetMenu(hwnd, new_menu); } return TRUE; } BOOL C64Display::RestoreWindow() { if (full_screen) ShowCursor(TRUE); if (!full_screen) GetWindowRect(hwnd, &rcLast); SetupWindowMode(FALSE); return TRUE; } HRESULT CALLBACK C64Display::EnumModesCallback(LPDDSURFACEDESC pDDSD, LPVOID lpContext) { C64Display *pDisplay = (C64Display *) lpContext; return pDisplay->EnumModesCallback(pDDSD); } HRESULT C64Display::EnumModesCallback(LPDDSURFACEDESC pDDSD) { DisplayMode mode; mode.x = pDDSD->dwWidth; mode.y = pDDSD->dwHeight; mode.depth = pDDSD->ddpfPixelFormat.dwRGBBitCount; mode.modex = (pDDSD->ddsCaps.dwCaps & DDSCAPS_MODEX) != 0; Debug("EnumModesCallback: %dx%dx%d (modex: %d)\n", mode.x, mode.y, mode.depth, mode.modex); if (display_modes == NULL) display_modes = new DisplayMode[max_display_modes]; if (num_display_modes == max_display_modes) { int old_max = max_display_modes; max_display_modes *= 2; DisplayMode *new_modes = new DisplayMode[max_display_modes]; memcpy(new_modes, display_modes, sizeof(DisplayMode)*old_max); delete[] display_modes; display_modes = new_modes; } display_modes[num_display_modes++] = mode; return DDENUMRET_OK; } int C64Display::CompareModes(const void *e1, const void *e2) { DisplayMode *m1 = (DisplayMode *) e1; DisplayMode *m2 = (DisplayMode *) e2; if (m1->depth != m2->depth) return m1->depth - m2->depth; if (m1->x != m2->x) return m1->x - m2->x; if (m1->y != m2->y) return m1->y - m2->y; if (m1->modex != m2->modex) return int(m1->modex) - int(m2->modex); return 0; } BOOL C64Display::StartDirectDraw() { // Setup our window size, position, style, etc. SetupWindow(); // Create the main DirectDraw object. HRESULT ddrval = DirectDrawCreate(NULL, &pDD, NULL); if (ddrval != DD_OK) { DebugResult("DirectDrawCreate failed", ddrval); return Fail("Failed to initialize direct draw."); } if (full_screen) { // Set exclusive mode. ddrval = pDD->SetCooperativeLevel(hwnd, DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN | DDSCL_ALLOWMODEX); if (ddrval != DD_OK) { DebugResult("SetCooperativeLevel failed", ddrval); return Fail("Failed to set exclusive cooperative level."); } if (!display_modes) { // Get all available video modes and sort them. num_display_modes = 0; pDD->EnumDisplayModes(0, NULL, this, EnumModesCallback); qsort(display_modes, num_display_modes, sizeof(DisplayMode), CompareModes); } // Set the video mode. const char *display_mode = ThePrefs.DisplayMode; if (display_mode[0] == '\0' || stricmp(display_mode, "Default") == 0) display_mode = NULL; if (display_mode) { int x, y, depth = 8; if (sscanf(display_mode, "%dx%dx%d", &x, &y, &depth) < 2) return Fail("Invalid command line mode format."); ddrval = pDD->SetDisplayMode(x, y, depth); if (ddrval != DD_OK) { DebugResult("SetDisplayMode failed", ddrval); return Fail("Failed to set the video mode."); } } else { for (int i = 0; i < num_display_modes; i++) { DisplayMode *mode = &display_modes[i]; if (mode->x < view_x || mode->y < view_y) continue; ddrval = pDD->SetDisplayMode(mode->x, mode->y, mode->depth); if (ddrval == DD_OK) break; } if (i == num_display_modes) return Fail("Failed to find a suitable video mode."); } } else { // Set normal mode. ddrval = pDD->SetCooperativeLevel(hwnd, DDSCL_NORMAL); if (ddrval != DD_OK) return Fail("Failed to set normal cooperative level."); } // Create the primary surface with one back buffer. DDSURFACEDESC ddsd; memset(&ddsd, 0, sizeof(ddsd)); ddsd.dwSize = sizeof(ddsd); ddsd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT; ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_FLIP | DDSCAPS_COMPLEX; ddsd.dwBackBufferCount = 1; ddrval = pDD->CreateSurface(&ddsd, &pPrimary, NULL); if (ddrval != DD_OK) { memset(&ddsd, 0, sizeof(ddsd)); ddsd.dwSize = sizeof(ddsd); ddsd.dwFlags = DDSD_CAPS; ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; ddrval = pDD->CreateSurface(&ddsd, &pPrimary, NULL); if (ddrval != DD_OK) return Fail("Failed to create primary surface."); } if (ddsd.dwBackBufferCount == 1) { DDSCAPS ddscaps; ddscaps.dwCaps = DDSCAPS_BACKBUFFER; ddrval = pPrimary->GetAttachedSurface(&ddscaps, &pBack); if (ddrval != DD_OK) return Fail("Failed to get attached surface."); } // Create work surface. It displays correctly without // this but doesn't handle clipping. We would have to // do that ourselves. memset(&ddsd, 0, sizeof(ddsd)); ddsd.dwSize = sizeof(ddsd); ddsd.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH; ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN; if (ThePrefs.SystemMemory) ddsd.ddsCaps.dwCaps |= DDSCAPS_SYSTEMMEMORY; ddsd.dwHeight = DISPLAY_Y; ddsd.dwWidth = DISPLAY_X; ddrval = pDD->CreateSurface(&ddsd, &pWork, NULL); if (ddrval != DD_OK) { //return Fail("Failed to create work surface."); Debug("cannot create work surface: %d\n", ddrval); } if (pWork) { pWork->GetCaps(&ddsd.ddsCaps); if (ddsd.ddsCaps.dwCaps & DDSCAPS_VIDEOMEMORY) Debug("Work surface is in video memory.\n"); else if (ddsd.ddsCaps.dwCaps & DDSCAPS_SYSTEMMEMORY) Debug("Work surface is in system memory.\n"); else Debug("Work surface is in unknown memory.\n"); } if (!full_screen) { // Create clipper object. ddrval = pDD->CreateClipper(0, &pClipper, NULL); if (ddrval != DD_OK) return Fail("Failed to create direct draw clipper."); ddrval = pClipper->SetHWnd(0, hwnd); if (ddrval != DD_OK) return Fail("Failed setting clipper window handle."); ddrval = pPrimary->SetClipper(pClipper); if (ddrval != DD_OK) return Fail("Failed setting primary surface clipper."); } // We need to use a 256 color palette otherwise we get an // invalid pixel format error when trying to set the palette // on a windowed surface. PALETTEENTRY ape[256]; HDC hdc = GetDC(NULL); int entries = GetSystemPaletteEntries(hdc, 0, 256, ape); ReleaseDC(NULL, hdc); if (entries != 256) { Debug("failed to get 256 system palette entries: %d (%d)\n", entries, GetLastError()); // Build a 332 palette as the default. This makes it easy for // other apps to find colors when they aren't the foreground. for (int i = 0; i < 256; i++) { ape[i].peRed = (BYTE)(((i >> 5) & 0x07) * 255 / 7); ape[i].peGreen = (BYTE)(((i >> 2) & 0x07) * 255 / 7); ape[i].peBlue = (BYTE)(((i >> 0) & 0x03) * 255 / 3); ape[i].peFlags = 0; } } // Now override the first 16 entries with the C64 colors. // If we were really obsessive we could try to find the // nearest matches and replace them instead. for (int i = 0; i < 16; i++) { ape[i].peRed = palette_red[i]; ape[i].peGreen = palette_green[i]; ape[i].peBlue = palette_blue[i]; ape[i].peFlags = 0; } // Create the palette and set it on all surfaces. ddrval = pDD->CreatePalette(DDPCAPS_8BIT, ape, &pPalette, NULL); if (ddrval != DD_OK) return Fail("Failed to create palette."); if (!SetPalettes()) return Fail("Failed to set palettes."); if (!BuildColorTable()) return Fail("Failed to build color table."); // Start with a clean slate. if (!EraseSurfaces()) { // Some display drivers have bugs, I guess. // What's a little problem erasing gonna hurt. #if 0 return Fail("Failed to erase surfaces."); #endif } return TRUE; } BOOL C64Display::ResumeDirectDraw() { if (!RestoreSurfaces()) ResetDirectDraw(); return TRUE; } BOOL C64Display::ResetDirectDraw() { Pause(); StopDirectDraw(); StartDirectDraw(); Resume(); if (paused) Update(); return TRUE; } BOOL C64Display::StopDirectDraw() { if (pDD != NULL) { if (pClipper != NULL) { pClipper->Release(); pClipper = NULL; } if (pWork != NULL) { pWork->Release(); pWork = NULL; } if (pBack != NULL) { pBack->Release(); pBack = NULL; } if (pPrimary != NULL) { pPrimary->Release(); pPrimary = NULL; } if (pPalette != NULL) { pPalette->Release(); pPalette = NULL; } pDD->RestoreDisplayMode(); pDD->Release(); pDD = NULL; } // Restore windowing state, window position, etc. RestoreWindow(); return TRUE; } /* * This function is called if the initialization function fails */ BOOL C64Display::Fail(const char *error) { Debug(error); Debug("\n"); strcpy(failure_message, error); return FALSE; } BOOL C64Display::SetPalettes() { // Only try to set palettes when in 256 color mode. HDC hdc = GetDC(NULL); int depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL); ReleaseDC(NULL, hdc); if (depth != 8) return TRUE; // Set palette on primary surface. HRESULT ddrval = pPrimary->SetPalette(pPalette); if (ddrval == DDERR_SURFACELOST) { pPrimary->Restore(); ddrval = pPrimary->SetPalette(pPalette); } if (ddrval == DDERR_NOT8BITCOLOR) return TRUE; if (ddrval != DD_OK) { DebugResult("failed to set palette on primary", ddrval); return FALSE; } // Set palette on back surface. if (pBack) { FlipSurfaces(); pPrimary->SetPalette(pPalette); if (ddrval == DDERR_SURFACELOST) { pPrimary->Restore(); ddrval = pPrimary->SetPalette(pPalette); } if (ddrval != DD_OK) { DebugResult("failed to set palette on back", ddrval); return FALSE; } } // Set palette on work surface. if (pWork) { ddrval = pWork->SetPalette(pPalette); if (ddrval == DDERR_SURFACELOST) { pWork->Restore(); ddrval = pWork->SetPalette(pPalette); } if (ddrval != DD_OK) { DebugResult("failed to set palette on work", ddrval); return FALSE; } } return TRUE; } BOOL C64Display::BuildColorTable() { if (!pPrimary) return FALSE; // Determine the physical colors corresponding to the 16 C64 colors. for (int j = 0; j < 16; j++) { // Compute the true color in RGB format. int red = palette_red[j]; int green = palette_green[j]; int blue = palette_blue[j]; COLORREF rgb = RGB(red, green, blue); // Set pixel(0, 0) to that value. LPDIRECTDRAWSURFACE pSurface = pBack ? pBack : pPrimary; HDC hdc; if (pSurface->GetDC(&hdc) != DD_OK) return Fail("Failed getting direct draw device context."); COLORREF new_rgb = SetPixel(hdc, 0, 0, PALETTERGB(red, green, blue)); Debug("new: %.8x, old %.8x\n", new_rgb, rgb); pSurface->ReleaseDC(hdc); // Read the physical color from linear memory. DDSURFACEDESC ddsd; ddsd.dwSize = sizeof(ddsd); HRESULT ddrval; for (;;) { ddrval = pSurface->Lock(NULL, &ddsd, 0, NULL); if (ddrval != DDERR_WASSTILLDRAWING) break; } if (ddrval != DD_OK) return Fail("Failed to lock surface."); colors_depth = ddsd.ddpfPixelFormat.dwRGBBitCount; DWORD dw = *(DWORD *) ddsd.lpSurface; Debug("DWORD = %.8x, depth = %d\n", dw, colors_depth); if (colors_depth != 32) dw &= (1 << colors_depth) - 1; pSurface->Unlock(NULL); // Store the physical color in the colors array. colors[j] = dw; Debug("colors[%d] = %d\n", j, dw); } // Replicate the physical colors into the rest of the color array. for (int k = 16; k < 256; k++) colors[k] = colors[k & 0x0f]; // Tell the VIC all about it; if (!in_constructor) TheC64->TheVIC->ReInitColors(); return TRUE; } /* * Redraw bitmap using double buffering when possible. */ void C64Display::Update() { TIMESCOPE(ts0, "Update"); //Debug("Display::Update\n"); if (full_screen && !active) return; if (!pPrimary) return; #ifdef WORKBUFFER_BITMAP // Special case for using the workbuffer as a bitmap. if (workbuffer_bitmap) { if (workbuffer_locked) { pWork->Unlock(NULL); workbuffer_locked = FALSE; } RECT rc; rc.left = (DISPLAY_X - view_x)/2; rc.top = (DISPLAY_Y - view_y)/2 - 1; if (rc.top < 0) rc.top = 0; rc.right = rc.left + view_x; rc.bottom = rc.top + view_y; CopySurface(rc); draw_leds(); return; } #endif // Work on the backing surface unless there isn't one. // We'll flip to it when we're done. LPDIRECTDRAWSURFACE pSurface = pBack ? pBack : pPrimary; // Use a work surface when we have to: // * when always copy is on // * when possibly clipped // * when streching // * when partially offscreen if (!full_screen && pWork) { if (ThePrefs.AlwaysCopy || !active || paused || #if 0 GetForegroundWindow() != hwnd || #endif rcWindow.right - rcWindow.left != view_x || rcWindow.bottom - rcWindow.top != view_y || rcWindow.left < rcScreen.left || rcWindow.top < rcScreen.top || rcWindow.right > rcScreen.right || rcWindow.bottom > rcScreen.bottom) { pSurface = pWork; //Debug("using work surface\n"); } } // Lock the surface. DDSURFACEDESC ddsd; ddsd.dwSize = sizeof(ddsd); for (;;) { HRESULT ddrval = pSurface->Lock(NULL, &ddsd, 0, NULL); if (ddrval == DD_OK) break; if (ddrval == DDERR_SURFACELOST) { Debug("surface lost\n"); if (pSurface == pWork) ddrval = pWork->Restore(); else ddrval = pPrimary->Restore(); if (ddrval != DD_OK) { DebugResult("surface Restore failed", ddrval); return; } EraseSurfaces(); BuildColorTable(); } else if (ddrval != DDERR_WASSTILLDRAWING) { if (pWork && pSurface != pWork) pSurface = pWork; else { DebugResult("surface Lock failed", ddrval); return; } } Debug("was still drawing\n"); } // Compute the optimal placement of our window depending on // the screen dimensions. int x_off, y_off; int x_beg, y_beg; int x_siz, y_siz; // XXX: Do these calculations only when the parameters change. if (full_screen) { if (rcWindow.right >= view_x) { x_off = (rcWindow.right - view_x)/2; x_beg = (DISPLAY_X - view_x)/2; x_siz = view_x; } else { x_off = 0; x_beg = (DISPLAY_X - rcWindow.right)/2; x_siz = rcWindow.right; } if (rcWindow.bottom >= view_y) { y_off = (rcWindow.bottom - view_y)/2; y_beg = (DISPLAY_Y - view_y)/2 - 1; y_siz = view_y; } else { y_off = 0; y_beg = (DISPLAY_Y - rcWindow.bottom)/2 - 1; y_siz = rcWindow.bottom; } } else { if (pSurface == pWork) { x_off = 0; y_off = 0; } else { x_off = rcWindow.left; y_off = rcWindow.top; } x_beg = (DISPLAY_X - view_x)/2; y_beg = (DISPLAY_Y - view_y)/2 - 1; x_siz = view_x; y_siz = view_y; } if (y_beg < 0) y_beg = 0; // Translate chunky colors into the surface's linear memory. int pitch = ddsd.lPitch; int depth = ddsd.ddpfPixelFormat.dwRGBBitCount; BYTE *surface = (BYTE *) ddsd.lpSurface + pitch*y_off + x_off*(depth/8); BYTE *chunky = chunky_buf + DISPLAY_X*y_beg + x_beg; // These tight loops are where the display speed action is at. // Note that MSVC optimizes out the mulitiplications and // reverses the direction of the loop counters automatically. if (depth == 8) { // Since the VIC is using our palette entries we just copy. //TIMESCOPE(ts1, "hand blt 8"); BYTE *scanline = surface; BYTE *scanbuf = chunky; //Debug("scanline = %8p, scanbuf = %8p\n", scanline, scanbuf); for (int j = 0; j < y_siz; j++) { memcpy(scanline, scanbuf, x_siz); scanline += pitch; scanbuf += DISPLAY_X; } } else if (depth == 16) { //TIMESCOPE(ts1, "hand blt 16"); for (int j = 0; j < y_siz; j++) { WORD *scanline = (WORD *) (surface + pitch*j); BYTE *scanbuf = chunky + +DISPLAY_X*j; for (int i = 0; i < x_siz; i++) *scanline++ = (WORD) colors[*scanbuf++]; } } else if (depth == 24) { // XXX: Works for little-endian only. //TIMESCOPE(ts1, "hand blt 24"); for (int j = 0; j < y_siz; j++) { BYTE *scanline = surface + pitch*j; BYTE *scanbuf = chunky + +DISPLAY_X*j; for (int i = 0; i < x_siz; i++) { *((DWORD *) scanline) = colors[*scanbuf++]; scanline += 3; } } } else if (depth == 32) { //TIMESCOPE(ts1, "hand blt 32"); for (int j = 0; j < y_siz; j++) { DWORD *scanline = (DWORD *) (surface + pitch*j); BYTE *scanbuf = chunky + +DISPLAY_X*j; for (int i = 0; i < x_siz; i++) *scanline++ = colors[*scanbuf++]; } } else Debug("PixelCount not 8, 16, 24, or 32\n"); // Unlock the surface. HRESULT ddrval = pSurface->Unlock(NULL); if (ddrval != DD_OK) Debug("DirectDrawSurface::Unlock failed\n"); // Now flip from the primary surface to the backing surface. if (pSurface == pWork) CopySurface(rcWork); else if (full_screen && pBack) FlipSurfaces(); // Update drive LEDs draw_leds(); } BOOL C64Display::CopySurface(RECT &rcWork) { // Copy work surface to primary. for (;;) { HRESULT ddrval = pPrimary->Blt(&rcWindow, pWork, &rcWork, DDBLT_WAIT, NULL); if (ddrval == DD_OK) break; if (ddrval == DDERR_SURFACELOST) { ddrval = pPrimary->Restore(); if (ddrval != DD_OK) { DebugResult("CopySurface Restore failed", ddrval); return FALSE; } } else if (ddrval != DDERR_WASSTILLDRAWING) { DebugResult("CopySurface Blt failed", ddrval); return FALSE; } } return TRUE; } BOOL C64Display::FlipSurfaces() { // Flip buffers. for (;;) { HRESULT ddrval = pPrimary->Flip(NULL, 0); if (ddrval == DD_OK) break; if (ddrval == DDERR_SURFACELOST) { ddrval = pPrimary->Restore(); if (ddrval != DD_OK) { Debug("Restore failed\n"); return FALSE; } } else if (ddrval != DDERR_WASSTILLDRAWING) return FALSE; } return TRUE; } BOOL C64Display::EraseSurfaces() { DDBLTFX ddbltfx; ddbltfx.dwSize = sizeof(ddbltfx); ddbltfx.dwFillColor = 0; // Erase the backing surface. for (;;) { if (!pBack) break; HRESULT ddrval = pBack->Blt(&rcWindow, NULL, NULL, DDBLT_COLORFILL, &ddbltfx); if (ddrval == DD_OK) break; if (ddrval == DDERR_SURFACELOST) { ddrval = pPrimary->Restore(); if (ddrval != DD_OK) { DebugResult("Restore primary failed", ddrval); return FALSE; } } else if (ddrval != DDERR_WASSTILLDRAWING) { DebugResult("Blt erase back failed", ddrval); return FALSE; } } // Erase the primary surface. for (;;) { HRESULT ddrval = pPrimary->Blt(&rcWindow, NULL, NULL, DDBLT_COLORFILL, &ddbltfx); if (ddrval == DD_OK) break; if (ddrval == DDERR_SURFACELOST) { ddrval = pPrimary->Restore(); if (ddrval != DD_OK) { DebugResult("Restore primary failed", ddrval); return FALSE; } } else if (ddrval != DDERR_WASSTILLDRAWING) { DebugResult("Blt erase primary failed", ddrval); return FALSE; } } return TRUE; } BOOL C64Display::RestoreSurfaces() { if (pPrimary) { HRESULT ddrval = pPrimary->Restore(); if (ddrval != DD_OK) return FALSE; } if (pWork) { HRESULT ddrval = pWork->Restore(); if (ddrval != DD_OK) return FALSE; } return TRUE; } /* * Draw LED bar at the bottom of the window */ void C64Display::draw_led_bar() { if (full_screen || !ThePrefs.ShowLEDs) return; HDC hdc = GetDC(hwnd); RECT rc; GetClientRect(hwnd, &rc); rc.top = rc.bottom - led_rows; FillRect(hdc, &rc, led_brush); if (rc.right - rc.left > view_x) rc.left = rc.right - view_x; SelectObject(hdc, led_font); SetTextAlign(hdc, TA_TOP | TA_RIGHT); SetBkMode(hdc, TRANSPARENT); SetTextColor(hdc, (COLORREF) GetSysColor(COLOR_MENUTEXT)); for (int i = 0; i < 4; i++) { char str[128]; if (rc.right - rc.left < view_x) sprintf(str, "%d", i + 8); else sprintf(str, "Drive %d", i + 8); RECT led; led_rect(i, rc, led); SelectObject(hdc, led_shadow); MoveToEx(hdc, led.left - 1, led.bottom - 1, NULL); LineTo(hdc, led.left - 1, led.top - 1); LineTo(hdc, led.right, led.top - 1); SelectObject(hdc, led_highlight); LineTo(hdc, led.right, led.bottom); LineTo(hdc, led.left - 2, led.bottom); TextOut(hdc, led.left - 4, rc.top + 2, str, strlen(str)); } ReleaseDC(hwnd, hdc); draw_leds(TRUE); } /* * Draw one LED */ void C64Display::draw_leds(BOOL force) { if (full_screen || !ThePrefs.ShowLEDs) return; if (!force) { int i; for (i = 0; i < 4; i++) { if (led_state[i] != old_led_state[i]) break; } if (i == 4) return; } HDC hdc = GetDC(hwnd); RECT rc; GetClientRect(hwnd, &rc); rc.top = rc.bottom - led_rows; if (rc.right - rc.left > view_x) rc.left = rc.right - view_x; for (int i = 0; i < 4; i++) { old_led_state[i] = led_state[i]; HBRUSH brush; switch (led_state[i]) { case LED_OFF: brush = off_brush; break; case LED_ERROR_OFF: brush = error_off_brush; break; case LED_ON: brush = on_brush; break; case LED_ERROR_ON: brush = error_on_brush; break; } RECT led; led_rect(i, rc, led); FillRect(hdc, &led, brush); } ReleaseDC(hwnd, hdc); } void C64Display::led_rect(int n, RECT &rc, RECT &led) { int x = rc.left + (rc.right - rc.left)*(n + 2)/5 - 20; int y = rc.top + 2 + led_rows/3; SetRect(&led, x, y, x + 13, y + led_rows/3); } void C64Display::InsertNextDisk() { if (strlen(ThePrefs.DrivePath[0]) > 4) { char str[256]; strcpy(str, ThePrefs.DrivePath[0]); char *p = str + strlen(str) - 5; // If path matches "*.?64", increment character before the '.' if (p[1] == '.' && p[3] == '6' && p[4] == '4') { p[0]++; // If no such file exists, set character before the '.' to '1', 'a' or 'A' FILE *file; if ((file = fopen(str, "rb")) == NULL) { if (isdigit(p[0])) p[0] = '1'; else if (isupper(p[0])) p[0] = 'A'; else p[0] = 'a'; } else fclose(file); // Set new prefs Pause(); Prefs *prefs = new Prefs(ThePrefs); strcpy(prefs->DrivePath[0], str); TheC64->NewPrefs(prefs); ThePrefs = *prefs; delete prefs; Resume(); } } } BOOL C64Display::FileNameDialog(char *prefs_path, BOOL save) { char filename[256]; strcpy(filename, prefs_path); OPENFILENAME ofn; memset(&ofn, 0, sizeof(ofn)); ofn.lStructSize = sizeof(ofn); ofn.hwndOwner = hwnd; ofn.hInstance = hInstance; ofn.lpstrFilter = "Preferences Files (*.fpr)\0*.fpr\0" "All Files (*.*)\0*.*\0" ; ofn.lpstrCustomFilter = NULL; ofn.nMaxCustFilter = 0; ofn.nFilterIndex = 1; ofn.lpstrFile = filename; ofn.nMaxFile = sizeof(filename); ofn.lpstrFileTitle = NULL; ofn.nMaxFileTitle = 0; ofn.lpstrInitialDir = NULL; ofn.lpstrTitle = NULL; ofn.Flags = OFN_EXPLORER | OFN_HIDEREADONLY | OFN_NOTESTFILECREATE | OFN_FILEMUSTEXIST | OFN_NOCHANGEDIR | OFN_SHAREAWARE; ofn.nFileOffset = 0; ofn.nFileExtension = 0; ofn.lpstrDefExt = "fpr"; ofn.lpfnHook = NULL; ofn.lpTemplateName = NULL; BOOL result = save ? GetSaveFileName(&ofn) : GetOpenFileName(&ofn); if (result) { char cwd[256]; GetCurrentDirectory(sizeof(cwd), cwd); int cwd_len = strlen(cwd); if (cwd_len > 0 && cwd[cwd_len - 1] != '\\') { strcat(cwd, "\\"); cwd_len++; } if (strnicmp(filename, cwd, cwd_len) == 0) strcpy(prefs_path, filename + cwd_len); else strcpy(prefs_path, filename); } return result; } void C64Display::WindowTitle() { // Show the program name, the current preferences file, // and the paused state or the speedometer. const char *prefs_path = TheApp->prefs_path; int prefs_path_length = strlen(prefs_path); if (prefs_path_length > 4 && stricmp(prefs_path + prefs_path_length - 4, ".fpr") == 0) prefs_path_length -= 4; const char *info = NULL; char tmp[128]; if (waiting) info = "PAUSED"; else if (!ThePrefs.ShowLEDs && speed_index != 0) { if (IsFrodoSC) sprintf(tmp, "%.1f%%", speed_index); else sprintf(tmp, "%.0f%%", speed_index); info = tmp; } const char *sep1 = info ? " (" : ""; const char *sep2 = info ? ")" : ""; char title[256]; sprintf(title, "%s - %.*s%s%s%s", TITLE, prefs_path_length, prefs_path, sep1, info ? info : "", sep2); SetWindowText(hwnd, title); } void C64Display::NewPrefs() { // Resize the window to the new viewport while preserving // as closely as possible the previous scaling factors. RECT rc; GetWindowRect(hwnd, &rc); int x_nc = rc.right - rc.left - (rcWindow.right - rcWindow.left); int y_nc = rc.bottom - rc.top - (rcWindow.bottom - rcWindow.top); if (show_leds) y_nc -= led_rows; double x_scale = double(rcWindow.right - rcWindow.left)/view_x; double y_scale = double(rcWindow.bottom - rcWindow.top)/view_y; if (CalcViewPort() || show_leds != ThePrefs.ShowLEDs) { show_leds = ThePrefs.ShowLEDs; rc.right = int(rc.left + x_scale*view_x + x_nc); rc.bottom = int(rc.top + y_scale*view_y + y_nc); if (show_leds) rc.bottom += led_rows; ResizeWindow(WMSZ_BOTTOMRIGHT, &rc); MoveWindow(hwnd, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, TRUE); } // The prefs filename might have changed. WindowTitle(); } void C64Display::OfferSave() { if (ThePrefs == ThePrefsOnDisk) return; const char *str = "Preferences have changed.\nSave preferences now?"; int result = MessageBox(hwnd, str, "Frodo", MB_YESNO | MB_ICONQUESTION); if (result == IDYES) ThePrefs.Save(TheApp->prefs_path); } void C64Display::Pause() { // It's not safe to call this from the contructor or destructor. if (in_constructor || in_destructor) return; if (paused == 0) TheC64->Pause(); paused++; } void C64Display::Resume() { // It's not safe to call this from the contructor or destructor. if (in_constructor || in_destructor) return; if (paused > 0) { paused--; if (!paused) TheC64->Resume(); } else _ASSERTE(paused > 0); } void C64Display::Quit() { quit = 1; TheC64->Quit(); }