]> Shamusworld >> Repos - virtualjaguar/blobdiff - src/gui/mainwin.cpp
Added FPS counter.
[virtualjaguar] / src / gui / mainwin.cpp
index 28d022b073f83266973dfa12a4b1e4984f76a289..ba2c0dd2c4682025b5ac549581724e8f87d9939d 100644 (file)
 //
 // STILL TO BE DONE:
 //
+// - Fix bug in switching between PAL & NTSC in fullscreen mode.
 // - Remove SDL dependencies (sound, mainly) from Jaguar core lib
 // - Fix inconsistency with trailing slashes in paths (eeproms needs one, software doesn't)
 //
-// SFDX CODE: 9XF9TUHFM2359
+// SFDX CODE: S1E9T8H5M23YS
 
 // Uncomment this for debugging...
 //#define DEBUG
 
 #include "dac.h"
 #include "jaguar.h"
-#include "tom.h"
 #include "log.h"
 #include "file.h"
 #include "jagbios.h"
+#include "jagbios2.h"
 #include "jagcdbios.h"
 #include "jagstub2bios.h"
 #include "joystick.h"
+#include "m68000/m68kinterface.h"
 
 // According to SebRmv, this header isn't seen on Arch Linux either... :-/
 //#ifdef __GCCWIN32__
 // We'll make the VJ core modular so that it doesn't matter what GUI is in
 // use, we can drop it in anywhere and use it as-is.
 
-//MainWin::MainWin(QString filenameToRun): running(true), powerButtonOn(false),
 MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        showUntunedTankCircuit(true), cartridgeLoaded(false), CDActive(false),
-       //, alpineLoadSuccessful(false),
-//     pauseForFileSelector(false), loadAndGo(false), plzDontKillMyComputer(false)
        pauseForFileSelector(false), loadAndGo(autoRun), plzDontKillMyComputer(false)
 {
+       debugbar = NULL;
+
        for(int i=0; i<8; i++)
                keyHeld[i] = false;
 
+       // FPS management
+       for(int i=0; i<RING_BUFFER_SIZE; i++)
+               ringBuffer[i] = 0;
+
+       ringBufferPointer = RING_BUFFER_SIZE - 1;
+
        videoWidget = new GLWidget(this);
        setCentralWidget(videoWidget);
        setWindowIcon(QIcon(":/res/vj-icon.png"));
@@ -119,6 +126,7 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
 //     quitAppAct->setShortcuts(QKeySequence::Quit);
 //     quitAppAct->setShortcut(QKeySequence(tr("Alt+x")));
        quitAppAct->setShortcut(QKeySequence(tr("Ctrl+q")));
+       quitAppAct->setShortcutContext(Qt::ApplicationShortcut);
        quitAppAct->setStatusTip(tr("Quit Virtual Jaguar"));
        connect(quitAppAct, SIGNAL(triggered()), this, SLOT(close()));
 
@@ -144,6 +152,7 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        pauseAct->setCheckable(true);
        pauseAct->setDisabled(true);
        pauseAct->setShortcut(QKeySequence(tr("Esc")));
+       pauseAct->setShortcutContext(Qt::ApplicationShortcut);
        connect(pauseAct, SIGNAL(triggered()), this, SLOT(ToggleRunState()));
 
        zoomActs = new QActionGroup(this);
@@ -175,7 +184,7 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        palAct->setCheckable(true);
        connect(palAct, SIGNAL(triggered()), this, SLOT(SetPAL()));
 
-       blurAct = new QAction(QIcon(":/res/generic.png"), tr("Blur"), this);
+       blurAct = new QAction(QIcon(":/res/blur.png"), tr("Blur"), this);
        blurAct->setStatusTip(tr("Sets OpenGL rendering to GL_NEAREST"));
        blurAct->setCheckable(true);
        connect(blurAct, SIGNAL(triggered()), this, SLOT(ToggleBlur()));
@@ -191,11 +200,13 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        filePickAct = new QAction(QIcon(":/res/software.png"), tr("&Insert Cartridge..."), this);
        filePickAct->setStatusTip(tr("Insert a cartridge into Virtual Jaguar"));
        filePickAct->setShortcut(QKeySequence(tr("Ctrl+i")));
+       filePickAct->setShortcutContext(Qt::ApplicationShortcut);
        connect(filePickAct, SIGNAL(triggered()), this, SLOT(InsertCart()));
 
        configAct = new QAction(QIcon(":/res/wrench.png"), tr("&Configure"), this);
        configAct->setStatusTip(tr("Configure options for Virtual Jaguar"));
        configAct->setShortcut(QKeySequence(tr("Ctrl+c")));
+       configAct->setShortcutContext(Qt::ApplicationShortcut);
        connect(configAct, SIGNAL(triggered()), this, SLOT(Configure()));
 
        useCDAct = new QAction(QIcon(":/res/compact-disc.png"), tr("&Use CD Unit"), this);
@@ -206,34 +217,38 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
 
        frameAdvanceAct = new QAction(QIcon(":/res/frame-advance.png"), tr("&Frame Advance"), this);
        frameAdvanceAct->setShortcut(QKeySequence(tr("F7")));
+       frameAdvanceAct->setShortcutContext(Qt::ApplicationShortcut);
+       frameAdvanceAct->setDisabled(true);
        connect(frameAdvanceAct, SIGNAL(triggered()), this, SLOT(FrameAdvance()));
 
-       fullScreenAct = new QAction(QIcon(":/res/generic.png"), tr("F&ull Screen"), this);
+       fullScreenAct = new QAction(QIcon(":/res/fullscreen.png"), tr("F&ull Screen"), this);
        fullScreenAct->setShortcut(QKeySequence(tr("F9")));
+       fullScreenAct->setShortcutContext(Qt::ApplicationShortcut);
+       fullScreenAct->setCheckable(true);
        connect(fullScreenAct, SIGNAL(triggered()), this, SLOT(ToggleFullScreen()));
 
        // Debugger Actions
-       memBrowseAct = new QAction(QIcon(":/res/generic.png"), tr("Memory Browser"), this);
+       memBrowseAct = new QAction(QIcon(":/res/tool-memory.png"), tr("Memory Browser"), this);
        memBrowseAct->setStatusTip(tr("Shows the Jaguar memory browser window"));
 //     memBrowseAct->setCheckable(true);
        connect(memBrowseAct, SIGNAL(triggered()), this, SLOT(ShowMemoryBrowserWin()));
 
-       cpuBrowseAct = new QAction(QIcon(":/res/generic.png"), tr("CPU Browser"), this);
+       cpuBrowseAct = new QAction(QIcon(":/res/tool-cpu.png"), tr("CPU Browser"), this);
        cpuBrowseAct->setStatusTip(tr("Shows the Jaguar CPU browser window"));
 //     memBrowseAct->setCheckable(true);
        connect(cpuBrowseAct, SIGNAL(triggered()), this, SLOT(ShowCPUBrowserWin()));
 
-       opBrowseAct = new QAction(QIcon(":/res/generic.png"), tr("OP Browser"), this);
+       opBrowseAct = new QAction(QIcon(":/res/tool-op.png"), tr("OP Browser"), this);
        opBrowseAct->setStatusTip(tr("Shows the Jaguar OP browser window"));
 //     memBrowseAct->setCheckable(true);
        connect(opBrowseAct, SIGNAL(triggered()), this, SLOT(ShowOPBrowserWin()));
 
-       m68kDasmBrowseAct = new QAction(QIcon(":/res/generic.png"), tr("68K Listing Browser"), this);
+       m68kDasmBrowseAct = new QAction(QIcon(":/res/tool-68k-dis.png"), tr("68K Listing Browser"), this);
        m68kDasmBrowseAct->setStatusTip(tr("Shows the 68K disassembly browser window"));
 //     memBrowseAct->setCheckable(true);
        connect(m68kDasmBrowseAct, SIGNAL(triggered()), this, SLOT(ShowM68KDasmBrowserWin()));
 
-       riscDasmBrowseAct = new QAction(QIcon(":/res/generic.png"), tr("RISC Listing Browser"), this);
+       riscDasmBrowseAct = new QAction(QIcon(":/res/tool-risc-dis.png"), tr("RISC Listing Browser"), this);
        riscDasmBrowseAct->setStatusTip(tr("Shows the RISC disassembly browser window"));
 //     memBrowseAct->setCheckable(true);
        connect(riscDasmBrowseAct, SIGNAL(triggered()), this, SLOT(ShowRISCDasmBrowserWin()));
@@ -247,7 +262,7 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        fileMenu = menuBar()->addMenu(tr("&Jaguar"));
        fileMenu->addAction(powerAct);
        fileMenu->addAction(pauseAct);
-       fileMenu->addAction(frameAdvanceAct);
+//     fileMenu->addAction(frameAdvanceAct);
        fileMenu->addAction(filePickAct);
        fileMenu->addAction(useCDAct);
        fileMenu->addAction(configAct);
@@ -270,6 +285,7 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        toolbar = addToolBar(tr("Stuff"));
        toolbar->addAction(powerAct);
        toolbar->addAction(pauseAct);
+       toolbar->addAction(frameAdvanceAct);
        toolbar->addAction(filePickAct);
        toolbar->addAction(useCDAct);
        toolbar->addSeparator();
@@ -293,6 +309,15 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
                debugbar->addAction(riscDasmBrowseAct);
        }
 
+       // Add actions to the main window, as hiding widgets with them
+       // disables them :-P
+       addAction(fullScreenAct);
+       addAction(quitAppAct);
+       addAction(configAct);
+       addAction(pauseAct);
+       addAction(filePickAct);
+       addAction(frameAdvanceAct);
+
        //      Create status bar
        statusBar()->showMessage(tr("Ready"));
 
@@ -301,6 +326,21 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        // Do this in case original size isn't correct (mostly for the first-run case)
        ResizeMainWindow();
 
+       // Create our test pattern bitmap
+       QImage tempImg(":/res/test-pattern.jpg");
+       QImage tempImgScaled = tempImg.scaled(VIRTUAL_SCREEN_WIDTH, VIRTUAL_SCREEN_HEIGHT_PAL, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
+
+       for(uint32_t y=0; y<VIRTUAL_SCREEN_HEIGHT_PAL; y++)
+       {
+               const QRgb * scanline = (QRgb *)tempImgScaled.constScanLine(y);
+
+               for(uint32_t x=0; x<VIRTUAL_SCREEN_WIDTH; x++)
+               {
+                       uint32_t pixel = (qRed(scanline[x]) << 24) | (qGreen(scanline[x]) << 16) | (qBlue(scanline[x]) << 8) | 0xFF;
+                       testPattern[(y * VIRTUAL_SCREEN_WIDTH) + x] = pixel;
+               }
+       }
+
        // Set up timer based loop for animation...
        timer = new QTimer(this);
        connect(timer, SIGNAL(timeout()), this, SLOT(Timer()));
@@ -318,19 +358,13 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
        WriteLog("Virtual Jaguar %s (Last full build was on %s %s)\n", VJ_RELEASE_VERSION, __DATE__, __TIME__);
        WriteLog("VJ: Initializing jaguar subsystem...\n");
        JaguarInit();
-       memcpy(jagMemSpace + 0xE00000, jaguarBootROM, 0x20000); // Use the stock BIOS
+//     memcpy(jagMemSpace + 0xE00000, jaguarBootROM, 0x20000); // Use the stock BIOS
+       memcpy(jagMemSpace + 0xE00000, (vjs.biosType == BT_K_SERIES ? jaguarBootROM : jaguarBootROM2), 0x20000);        // Use the stock BIOS
 
-       // Check for filename passed in on the command line...
-//     if (!filenameToRun.isEmpty())
+       // Prevent the file scanner from running if filename passed
+       // in on the command line...
        if (autoRun)
-       {
-//             loadAndGo = true;
-               // Attempt to load/run the file the user passed in...
-//             LoadSoftware(filenameToRun);
-////           memcpy(jagMemSpace + 0xE00000, jaguarBootROM, 0x20000); // Use the stock BIOS
-               // Prevent the file scanner from running...
                return;
-       }
 
        // Load up the default ROM if in Alpine mode:
        if (vjs.hardwareTypeAlpine)
@@ -353,8 +387,6 @@ MainWin::MainWin(bool autoRun): running(true), powerButtonOn(false),
                // Prevent the scanner from running...
                return;
        }
-//     else
-//             memcpy(jagMemSpace + 0xE00000, jaguarBootROM, 0x20000); // Otherwise, use the stock BIOS
 
        // Run the scanner if nothing passed in and *not* Alpine mode...
        // NB: Really need to look into caching the info scanned in here...
@@ -381,6 +413,7 @@ void MainWin::SyncUI(void)
        palAct->setChecked(!vjs.hardwareTypeNTSC);
        powerAct->setIcon(vjs.hardwareTypeNTSC ? powerRed : powerGreen);
 
+       fullScreenAct->setChecked(vjs.fullscreen);
        fullScreen = vjs.fullscreen;
        SetFullScreen(fullScreen);
 
@@ -402,12 +435,22 @@ void MainWin::closeEvent(QCloseEvent * event)
 
 void MainWin::keyPressEvent(QKeyEvent * e)
 {
+       // From jaguar.cpp
+       extern bool startM68KTracing;
+
        // We ignore the Alt key for now, since it causes problems with the GUI
        if (e->key() == Qt::Key_Alt)
        {
                e->accept();
                return;
        }
+       else if (e->key() == Qt::Key_F11)
+       {
+               startM68KTracing = true;
+               e->accept();
+               return;
+       }
+
 /*
        if (e->key() == Qt::Key_F9)
        {
@@ -502,13 +545,13 @@ void MainWin::HandleKeys(QKeyEvent * e, bool state)
        {
                if (e->key() == (int)vjs.p1KeyBindings[i])
 //                     joypad_0_buttons[i] = (uint8)state;
-                       joypad_0_buttons[i] = (state ? 0x01 : 0x00);
+                       joypad0Buttons[i] = (state ? 0x01 : 0x00);
 
 // Pad #2 is screwing up pad #1. Prolly a problem in joystick.cpp...
 // So let's try to fix it there. :-P [DONE]
                if (e->key() == (int)vjs.p2KeyBindings[i])
 //                     joypad_1_buttons[i] = (uint8)state;
-                       joypad_1_buttons[i] = (state ? 0x01 : 0x00);
+                       joypad1Buttons[i] = (state ? 0x01 : 0x00);
        }
 }
 
@@ -519,11 +562,11 @@ void MainWin::HandleGamepads(void)
 
        for(int i=BUTTON_FIRST; i<=BUTTON_LAST; i++)
        {
-               if (vjs.p1KeyBindings[i] & (JOY_BUTTON | JOY_HAT))
-                       joypad_0_buttons[i] = (Gamepad::GetState(0, vjs.p1KeyBindings[i]) ? 0x01 : 0x00);
+               if (vjs.p1KeyBindings[i] & (JOY_BUTTON | JOY_HAT | JOY_AXIS))
+                       joypad0Buttons[i] = (Gamepad::GetState(0, vjs.p1KeyBindings[i]) ? 0x01 : 0x00);
 
-               if (vjs.p2KeyBindings[i] & (JOY_BUTTON | JOY_HAT))
-                       joypad_1_buttons[i] = (Gamepad::GetState(1, vjs.p2KeyBindings[i]) ? 0x01 : 0x00);
+               if (vjs.p2KeyBindings[i] & (JOY_BUTTON | JOY_HAT | JOY_AXIS))
+                       joypad1Buttons[i] = (Gamepad::GetState(1, vjs.p2KeyBindings[i]) ? 0x01 : 0x00);
        }
 }
 
@@ -633,9 +676,40 @@ void MainWin::Timer(void)
                // Otherwise, run the Jaguar simulation
                HandleGamepads();
                JaguarExecuteNew();
+               videoWidget->HandleMouseHiding();
        }
 
        videoWidget->updateGL();
+
+#if 1
+       // FPS handling
+       // Approach: We use a ring buffer to store timestamps over a given amount
+       // of frames, then sum them to figure out the FPS.
+       uint32_t timestamp = SDL_GetTicks();
+       // This assumes the ring buffer size is a power of 2
+       ringBufferPointer = (ringBufferPointer + 1) & (RING_BUFFER_SIZE - 1);
+       ringBuffer[ringBufferPointer] = timestamp - oldTimestamp;
+       uint32_t elapsedTime = 0;
+
+       for(uint32_t i=0; i<RING_BUFFER_SIZE; i++)
+               elapsedTime += ringBuffer[i];
+
+       // elapsedTime must be non-zero
+       if (elapsedTime == 0)
+               elapsedTime = 1;
+
+#if 0
+       float framesPerSecond = ((float)RING_BUFFER_SIZE / (float)elapsedTime) * 1000.0;
+       statusBar()->showMessage(QString("%1 FPS").arg(framesPerSecond));
+#else
+       // This is in frames per 10 seconds, so we can have 1 decimal
+       uint32_t framesPerSecond = (uint32_t)(((float)RING_BUFFER_SIZE / (float)elapsedTime) * 10000.0);
+       uint32_t fpsIntegerPart = framesPerSecond / 10;
+       uint32_t fpsDecimalPart = framesPerSecond % 10;
+       statusBar()->showMessage(QString("%1.%2 FPS").arg(fpsIntegerPart).arg(fpsDecimalPart));
+#endif
+       oldTimestamp = timestamp;
+#endif
 }
 
 
@@ -647,16 +721,28 @@ void MainWin::TogglePowerState(void)
        // With the power off, we simulate white noise on the screen. :-)
        if (!powerButtonOn)
        {
+               // Restore the mouse pointer, if hidden:
+               videoWidget->CheckAndRestoreMouseCursor();
                useCDAct->setDisabled(false);
                palAct->setDisabled(false);
                ntscAct->setDisabled(false);
                pauseAct->setChecked(false);
                pauseAct->setDisabled(true);
                showUntunedTankCircuit = true;
-               // This is just in case the ROM we were playing was in a narrow or wide field mode,
-               // so the untuned tank sim doesn't look wrong. :-)
                DACPauseAudioThread();
+               // This is just in case the ROM we were playing was in a narrow or wide
+               // field mode, so the untuned tank sim doesn't look wrong. :-)
                TOMReset();
+
+               if (plzDontKillMyComputer)
+               {
+                       // We have to do it line by line, because the texture pitch is not
+                       // the same as the picture buffer's pitch.
+                       for(uint32_t y=0; y<videoWidget->rasterHeight; y++)
+                       {
+                               memcpy(videoWidget->buffer + (y * videoWidget->textureWidth), testPattern + (y * VIRTUAL_SCREEN_WIDTH), VIRTUAL_SCREEN_WIDTH * sizeof(uint32_t));
+                       }
+               }
        }
        else
        {
@@ -671,10 +757,10 @@ void MainWin::TogglePowerState(void)
                if (CDActive)
                {
 // Should check for cartridgeLoaded here as well...!
-// We can clear it when toggling CDActive on, so that when we power cycle it does the
-// expected thing. Otherwise, if we use the file picker to insert a cart, we expect
-// to run the cart! Maybe have a RemoveCart function that only works if the CD unit
-// is active?
+// We can clear it when toggling CDActive on, so that when we power cycle it
+// does the expected thing. Otherwise, if we use the file picker to insert a
+// cart, we expect to run the cart! Maybe have a RemoveCart function that only
+// works if the CD unit is active?
                        setWindowTitle(QString("Virtual Jaguar " VJ_RELEASE_VERSION
                                " - Now playing: Jaguar CD"));
                }
@@ -692,6 +778,10 @@ void MainWin::ToggleRunState(void)
 
        if (!running)
        {
+               // Restore the mouse pointer, if hidden:
+               videoWidget->CheckAndRestoreMouseCursor();
+               frameAdvanceAct->setDisabled(false);
+
                for(uint32_t i=0; i<(uint32_t)(videoWidget->textureWidth * 256); i++)
                {
                        uint32_t pixel = videoWidget->buffer[i];
@@ -702,6 +792,8 @@ void MainWin::ToggleRunState(void)
 
                videoWidget->updateGL();
        }
+       else
+               frameAdvanceAct->setDisabled(true);
 
        // Pause/unpause any running/non-running threads...
        DACPauseAudioThread(!running);
@@ -800,8 +892,6 @@ void MainWin::LoadSoftware(QString file)
 {
        running = false;                                                        // Prevent bad things(TM) from happening...
        pauseForFileSelector = false;                           // Reset the file selector pause flag
-       SET32(jaguarMainRAM, 0, 0x00200000);            // Set top of stack...
-       cartridgeLoaded = JaguarLoadFile(file.toAscii().data());
 
        char * biosPointer = jaguarBootROM;
 
@@ -814,6 +904,16 @@ void MainWin::LoadSoftware(QString file)
        powerAct->setChecked(true);
        powerButtonOn = false;
        TogglePowerState();
+       // We have to load our software *after* the Jaguar RESET
+       cartridgeLoaded = JaguarLoadFile(file.toAscii().data());
+       SET32(jaguarMainRAM, 0, 0x00200000);            // Set top of stack...
+
+       // This is icky because we've already done it
+// it gets worse :-P
+if (!vjs.useJaguarBIOS)
+       SET32(jaguarMainRAM, 4, jaguarRunAddress);
+
+       m68k_pulse_reset();
 
        if (!vjs.hardwareTypeAlpine && !loadAndGo)
        {
@@ -828,22 +928,11 @@ void MainWin::ToggleCDUsage(void)
 {
        CDActive = !CDActive;
 
-#if 0
-       if (CDActive)
-       {
-               powerAct->setDisabled(false);
-       }
-       else
-       {
-               powerAct->setDisabled(true);
-       }
-#else
        // Set up the Jaguar CD for execution, otherwise, clear memory
        if (CDActive)
                memcpy(jagMemSpace + 0x800000, jaguarCDBootROM, 0x40000);
        else
                memset(jagMemSpace + 0x800000, 0xFF, 0x40000);
-#endif
 }
 
 
@@ -853,6 +942,8 @@ void MainWin::FrameAdvance(void)
        // Execute 1 frame, then exit (only useful in Pause mode)
        JaguarExecuteNew();
        videoWidget->updateGL();
+       // Need to execute 1 frames' worth of DSP thread as well :-/
+#warning "!!! Need to execute the DSP thread for 1 frame too !!!"
 }
 
 
@@ -861,34 +952,47 @@ void MainWin::SetFullScreen(bool state/*= true*/)
        if (state)
        {
                mainWinPosition = pos();
-//             mainWinSize = size();
                menuBar()->hide();
                statusBar()->hide();
+               toolbar->hide();
+
+               if (debugbar)
+                       debugbar->hide();
+
                showFullScreen();
-               QRect r = QApplication::desktop()->availableGeometry();
-//             double targetWidth = 320.0, targetHeight = (vjs.hardwareTypeNTSC ? 240.0 : 256.0);
+               // This is needed because the fullscreen may happen on a different
+               // screen than screen 0:
+               int screenNum = QApplication::desktop()->screenNumber(videoWidget);
+//             QRect r = QApplication::desktop()->availableGeometry(screenNum);
+               QRect r = QApplication::desktop()->screenGeometry(screenNum);
                double targetWidth = (double)VIRTUAL_SCREEN_WIDTH,
                        targetHeight = (double)(vjs.hardwareTypeNTSC ? VIRTUAL_SCREEN_HEIGHT_NTSC : VIRTUAL_SCREEN_HEIGHT_PAL);
                double aspectRatio = targetWidth / targetHeight;
-               // NOTE: Really should check here to see which dimension constrains the other.
-               //       Right now, we assume that height is the constraint.
+               // NOTE: Really should check here to see which dimension constrains the
+               //       other. Right now, we assume that height is the constraint.
                int newWidth = (int)(aspectRatio * (double)r.height());
-
-               videoWidget->setFixedSize(newWidth, r.height());
+               videoWidget->offset = (r.width() - newWidth) / 2;
+               videoWidget->fullscreen = true;
+               videoWidget->outputWidth = newWidth;
+               videoWidget->setFixedSize(r.width(), r.height());
                showFullScreen();
        }
        else
        {
+               // Reset the video widget to windowed mode
+               videoWidget->offset = 0;
+               videoWidget->fullscreen = false;
                menuBar()->show();
                statusBar()->show();
+               toolbar->show();
+
+               if (debugbar)
+                       debugbar->show();
+
                showNormal();
                ResizeMainWindow();
                move(mainWinPosition);
        }
-
-       // For some reason, this doesn't work: If the emu is paused, toggling from
-       // fullscreen to windowed (& vice versa) shows a white screen.
-//     videoWidget->updateGL();
 }
 
 
@@ -936,9 +1040,18 @@ void MainWin::ShowRISCDasmBrowserWin(void)
 
 void MainWin::ResizeMainWindow(void)
 {
-//     videoWidget->setFixedSize(zoomLevel * 320, zoomLevel * (vjs.hardwareTypeNTSC ? 240 : 256));
        videoWidget->setFixedSize(zoomLevel * VIRTUAL_SCREEN_WIDTH,
                zoomLevel * (vjs.hardwareTypeNTSC ? VIRTUAL_SCREEN_HEIGHT_NTSC : VIRTUAL_SCREEN_HEIGHT_PAL));
+
+       // Show the test pattern if user requested plzDontKillMyComputer mode
+       if (!powerButtonOn && plzDontKillMyComputer)
+       {
+               for(uint32_t y=0; y<videoWidget->rasterHeight; y++)
+               {
+                       memcpy(videoWidget->buffer + (y * videoWidget->textureWidth), testPattern + (y * VIRTUAL_SCREEN_WIDTH), VIRTUAL_SCREEN_WIDTH * sizeof(uint32_t));
+               }
+       }
+
        show();
 
        for(int i=0; i<2; i++)
@@ -979,15 +1092,13 @@ void MainWin::ReadSettings(void)
        vjs.glFilter         = settings.value("glFilterType", 1).toInt();
        vjs.renderType       = settings.value("renderType", 0).toInt();
        vjs.allowWritesToROM = settings.value("writeROM", false).toBool();
-//     strcpy(vjs.jagBootPath, settings.value("JagBootROM", "./bios/[BIOS] Atari Jaguar (USA, Europe).zip").toString().toAscii().data());
-//     strcpy(vjs.CDBootPath, settings.value("CDBootROM", "./bios/jagcd.rom").toString().toAscii().data());
+       vjs.biosType         = settings.value("biosType", BT_M_SERIES).toInt();
        strcpy(vjs.EEPROMPath, settings.value("EEPROMs", "./eeproms/").toString().toAscii().data());
        strcpy(vjs.ROMPath, settings.value("ROMs", "./software/").toString().toAscii().data());
        strcpy(vjs.alpineROMPath, settings.value("DefaultROM", "").toString().toAscii().data());
        strcpy(vjs.absROMPath, settings.value("DefaultABS", "").toString().toAscii().data());
+
 WriteLog("MainWin: Paths\n");
-//WriteLog("    jagBootPath = \"%s\"\n", vjs.jagBootPath);
-//WriteLog("    CDBootPath  = \"%s\"\n", vjs.CDBootPath);
 WriteLog("   EEPROMPath = \"%s\"\n", vjs.EEPROMPath);
 WriteLog("      ROMPath = \"%s\"\n", vjs.ROMPath);
 WriteLog("AlpineROMPath = \"%s\"\n", vjs.alpineROMPath);
@@ -1065,6 +1176,7 @@ void MainWin::WriteSettings(void)
        settings.setValue("glFilterType", vjs.glFilter);
        settings.setValue("renderType", vjs.renderType);
        settings.setValue("writeROM", vjs.allowWritesToROM);
+       settings.setValue("biosType", vjs.biosType);
        settings.setValue("JagBootROM", vjs.jagBootPath);
        settings.setValue("CDBootROM", vjs.CDBootPath);
        settings.setValue("EEPROMs", vjs.EEPROMPath);