]> Shamusworld >> Repos - virtualjaguar/blobdiff - src/gui/mainwin.cpp
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[virtualjaguar] / src / gui / mainwin.cpp
index b8a7de0f610526534ee267d54edfc146133238ac..43ec937cbf5cfbaa123d7746f6f02bc06d40fe8f 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 "SDL.h"
 #include "app.h"
-#include "glwidget.h"
 #include "about.h"
-#include "help.h"
-#include "settings.h"
-#include "filepicker.h"
 #include "configdialog.h"
+#include "filepicker.h"
+#include "gamepad.h"
 #include "generaltab.h"
+#include "glwidget.h"
+#include "help.h"
+#include "settings.h"
 #include "version.h"
+#include "debug/cpubrowser.h"
+#include "debug/m68kdasmbrowser.h"
+#include "debug/memorybrowser.h"
+#include "debug/opbrowser.h"
+#include "debug/riscdasmbrowser.h"
 
 #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"
 
-#ifdef __GCCWIN32__
+// According to SebRmv, this header isn't seen on Arch Linux either... :-/
+//#ifdef __GCCWIN32__
 // Apparently on win32, usleep() is not pulled in by the usual suspects.
 #include <unistd.h>
-#endif
+//#endif
 
 // The way BSNES controls things is by setting a timer with a zero
 // timeout, sleeping if not emulating anything. Seems there has to be a
 // 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"));
@@ -90,9 +109,14 @@ MainWin::MainWin(QString filenameToRun): running(true), powerButtonOn(false),
        aboutWin = new AboutWindow(this);
        helpWin = new HelpWindow(this);
        filePickWin = new FilePickerWindow(this);
+       memBrowseWin = new MemoryBrowserWindow(this);
+       cpuBrowseWin = new CPUBrowserWindow(this);
+       opBrowseWin = new OPBrowserWindow(this);
+       m68kDasmBrowseWin = new M68KDasmBrowserWindow(this);
+       riscDasmBrowseWin = new RISCDasmBrowserWindow(this);
 
-    videoWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
-    setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+       videoWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+       setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 
        setUnifiedTitleAndToolBarOnMac(true);
 
@@ -102,6 +126,7 @@ MainWin::MainWin(QString filenameToRun): 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()));
 
@@ -127,6 +152,7 @@ MainWin::MainWin(QString filenameToRun): 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);
@@ -158,7 +184,7 @@ MainWin::MainWin(QString filenameToRun): 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()));
@@ -174,11 +200,13 @@ MainWin::MainWin(QString filenameToRun): 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);
@@ -187,10 +215,44 @@ MainWin::MainWin(QString filenameToRun): running(true), powerButtonOn(false),
        useCDAct->setCheckable(true);
        connect(useCDAct, SIGNAL(triggered()), this, SLOT(ToggleCDUsage()));
 
-       frameAdvanceAct = new QAction(QIcon(":/res/generic.png"), tr("&Frame Advance"), this);
+       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/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/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/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/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/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/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()));
+
        // Misc. connections...
        connect(filePickWin, SIGNAL(RequestLoad(QString)), this, SLOT(LoadSoftware(QString)));
        connect(filePickWin, SIGNAL(FilePickerHiding()), this, SLOT(Unpause()));
@@ -200,12 +262,22 @@ MainWin::MainWin(QString filenameToRun): 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);
        fileMenu->addAction(quitAppAct);
 
+       if (vjs.hardwareTypeAlpine)
+       {
+               debugMenu = menuBar()->addMenu(tr("&Debug"));
+               debugMenu->addAction(memBrowseAct);
+               debugMenu->addAction(cpuBrowseAct);
+               debugMenu->addAction(opBrowseAct);
+               debugMenu->addAction(m68kDasmBrowseAct);
+               debugMenu->addAction(riscDasmBrowseAct);
+       }
+
        helpMenu = menuBar()->addMenu(tr("&Help"));
        helpMenu->addAction(helpAct);
        helpMenu->addAction(aboutAct);
@@ -213,6 +285,7 @@ MainWin::MainWin(QString filenameToRun): 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();
@@ -224,35 +297,60 @@ MainWin::MainWin(QString filenameToRun): running(true), powerButtonOn(false),
        toolbar->addAction(palAct);
        toolbar->addSeparator();
        toolbar->addAction(blurAct);
+       toolbar->addAction(fullScreenAct);
+
+       if (vjs.hardwareTypeAlpine)
+       {
+               debugbar = addToolBar(tr("&Debug"));
+               debugbar->addAction(memBrowseAct);
+               debugbar->addAction(cpuBrowseAct);
+               debugbar->addAction(opBrowseAct);
+               debugbar->addAction(m68kDasmBrowseAct);
+               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"));
 
        ReadSettings();
 
-       // Set toolbar buttons/menus based on settings read in (sync the UI)...
-       blurAct->setChecked(vjs.glFilter);
-       x1Act->setChecked(zoomLevel == 1);
-       x2Act->setChecked(zoomLevel == 2);
-       x3Act->setChecked(zoomLevel == 3);
-//     running = powerAct->isChecked();
-       ntscAct->setChecked(vjs.hardwareTypeNTSC);
-       palAct->setChecked(!vjs.hardwareTypeNTSC);
-       powerAct->setIcon(vjs.hardwareTypeNTSC ? powerRed : powerGreen);
-
        // 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()));
-//This is only correct for PAL. !!! FIX !!! [DONE]
-//Use timer->setInterval( int msec ) to fix this on the fly
-//     timer->start(20);
+
        // This isn't very accurate for NTSC: This is early by 40 msec per frame.
        // This is because it's discarding the 0.6666... on the end of the fraction.
        // Alas, 6 doesn't divide cleanly into 10. :-P
-       timer->start(vjs.hardwareTypeNTSC ? 16 : 20);
+//Should we defer this until SyncUI? Probably.
+//No, it doesn't work, because it uses setInterval() instead of start()...
+//     timer->start(vjs.hardwareTypeNTSC ? 16 : 20);
 
        // We set this initially, to make VJ behave somewhat as it would if no
        // cart were inserted and the BIOS was set as active...
@@ -260,18 +358,13 @@ MainWin::MainWin(QString filenameToRun): 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())
-       {
-               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 scanner from running...
+       // Prevent the file scanner from running if filename passed
+       // in on the command line...
+       if (autoRun)
                return;
-       }
 
        // Load up the default ROM if in Alpine mode:
        if (vjs.hardwareTypeAlpine)
@@ -294,33 +387,81 @@ MainWin::MainWin(QString filenameToRun): 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...
        filePickWin->ScanSoftwareFolder(allowUnknownSoftware);
 }
 
+
+void MainWin::LoadFile(QString file)
+{
+       LoadSoftware(file);
+}
+
+
+void MainWin::SyncUI(void)
+{
+       // Set toolbar buttons/menus based on settings read in (sync the UI)...
+       // (Really, this is to sync command line options passed in)
+       blurAct->setChecked(vjs.glFilter);
+       x1Act->setChecked(zoomLevel == 1);
+       x2Act->setChecked(zoomLevel == 2);
+       x3Act->setChecked(zoomLevel == 3);
+//     running = powerAct->isChecked();
+       ntscAct->setChecked(vjs.hardwareTypeNTSC);
+       palAct->setChecked(!vjs.hardwareTypeNTSC);
+       powerAct->setIcon(vjs.hardwareTypeNTSC ? powerRed : powerGreen);
+
+       fullScreenAct->setChecked(vjs.fullscreen);
+       fullScreen = vjs.fullscreen;
+       SetFullScreen(fullScreen);
+
+       // Reset the timer to be what was set in the command line (if any):
+//     timer->setInterval(vjs.hardwareTypeNTSC ? 16 : 20);
+       timer->start(vjs.hardwareTypeNTSC ? 16 : 20);
+}
+
+
 void MainWin::closeEvent(QCloseEvent * event)
 {
        JaguarDone();
-       WriteSettings();
+// This should only be done by the config dialog
+//     WriteSettings();
+       WriteUISettings();
        event->accept(); // ignore() if can't close for some reason
 }
 
+
 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)
+       {
+               ToggleFullScreen();
+               return;
+       }
+*/
        HandleKeys(e, true);
 }
 
+
 void MainWin::keyReleaseEvent(QKeyEvent * e)
 {
        // We ignore the Alt key for now, since it causes problems with the GUI
@@ -333,12 +474,18 @@ void MainWin::keyReleaseEvent(QKeyEvent * e)
        HandleKeys(e, false);
 }
 
+
 void MainWin::HandleKeys(QKeyEvent * e, bool state)
 {
+       enum { P1LEFT = 0, P1RIGHT, P1UP, P1DOWN, P2LEFT, P2RIGHT, P2UP, P2DOWN };
        // We kill bad key combos here, before they can get to the emulator...
        // This also kills the illegal instruction problem that cropped up in Rayman!
        // May want to do this by killing the old one instead of ignoring the new one...
        // Seems to work better that way...
+
+// The problem with this approach is that it causes bad results because it doesn't do
+// any checking of previous states. Need to come up with something better because this
+// causes problems where the keyboard acts as if it were unresponsive. :-P
 #if 0
        if ((e->key() == vjs.p1KeyBindings[BUTTON_L] && joypad_0_buttons[BUTTON_R])
                || (e->key() == vjs.p1KeyBindings[BUTTON_R] && joypad_0_buttons[BUTTON_L])
@@ -346,6 +493,7 @@ void MainWin::HandleKeys(QKeyEvent * e, bool state)
                || (e->key() == vjs.p1KeyBindings[BUTTON_D] && joypad_0_buttons[BUTTON_U]))
                return;
 #else
+#if 0
        if (e->key() == (int)vjs.p1KeyBindings[BUTTON_L] && joypad_0_buttons[BUTTON_R])
                joypad_0_buttons[BUTTON_R] = 0;
        if (e->key() == (int)vjs.p1KeyBindings[BUTTON_R] && joypad_0_buttons[BUTTON_L])
@@ -363,6 +511,33 @@ void MainWin::HandleKeys(QKeyEvent * e, bool state)
                joypad_1_buttons[BUTTON_D] = 0;
        if (e->key() == (int)vjs.p2KeyBindings[BUTTON_D] && joypad_1_buttons[BUTTON_U])
                joypad_1_buttons[BUTTON_U] = 0;
+#else
+//hrm, this still has sticky state problems... Ugh!
+       // First, settle key states...
+       if (e->key() == (int)vjs.p1KeyBindings[BUTTON_L])
+               keyHeld[P1LEFT] = state;
+       else if (e->key() == (int)vjs.p1KeyBindings[BUTTON_R])
+               keyHeld[P1RIGHT] = state;
+       else if (e->key() == (int)vjs.p1KeyBindings[BUTTON_U])
+               keyHeld[P1UP] = state;
+       else if (e->key() == (int)vjs.p1KeyBindings[BUTTON_D])
+               keyHeld[P1DOWN] = state;
+       else if (e->key() == (int)vjs.p2KeyBindings[BUTTON_L])
+               keyHeld[P2LEFT] = state;
+       else if (e->key() == (int)vjs.p2KeyBindings[BUTTON_R])
+               keyHeld[P2RIGHT] = state;
+       else if (e->key() == (int)vjs.p2KeyBindings[BUTTON_U])
+               keyHeld[P2UP] = state;
+       else if (e->key() == (int)vjs.p2KeyBindings[BUTTON_D])
+               keyHeld[P2DOWN] = state;
+
+       // Next, check for conflicts and bail out if there are any...
+       if ((keyHeld[P1LEFT] && keyHeld[P1RIGHT])
+               || (keyHeld[P1UP] && keyHeld[P1DOWN])
+               || (keyHeld[P2LEFT] && keyHeld[P2RIGHT])
+               || (keyHeld[P2UP] && keyHeld[P2DOWN]))
+               return;
+#endif
 #endif
 
        // No bad combos exist, let's stuff the emulator key buffers...!
@@ -370,20 +545,37 @@ 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);
+       }
+}
+
+
+void MainWin::HandleGamepads(void)
+{
+       Gamepad::Update();
+
+       for(int i=BUTTON_FIRST; i<=BUTTON_LAST; i++)
+       {
+               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 | JOY_AXIS))
+                       joypad1Buttons[i] = (Gamepad::GetState(1, vjs.p2KeyBindings[i]) ? 0x01 : 0x00);
        }
 }
 
+
 void MainWin::Open(void)
 {
 }
 
+
 void MainWin::Configure(void)
 {
        // Call the configuration dialog and update settings
@@ -397,12 +589,14 @@ void MainWin::Configure(void)
        QString before = vjs.ROMPath;
        QString alpineBefore = vjs.alpineROMPath;
        QString absBefore = vjs.absROMPath;
-       bool audioBefore = vjs.audioEnabled;
+//     bool audioBefore = vjs.audioEnabled;
+       bool audioBefore = vjs.DSPEnabled;
        dlg.UpdateVJSettings();
        QString after = vjs.ROMPath;
        QString alpineAfter = vjs.alpineROMPath;
        QString absAfter = vjs.absROMPath;
-       bool audioAfter = vjs.audioEnabled;
+//     bool audioAfter = vjs.audioEnabled;
+       bool audioAfter = vjs.DSPEnabled;
 
        bool allowOld = allowUnknownSoftware;
        //ick.
@@ -439,7 +633,8 @@ void MainWin::Configure(void)
                }
        }
 
-       // If the "Enable audio" checkbox changed, then we have to re-init the DAC...
+       // If the "Enable DSP" checkbox changed, then we have to re-init the DAC,
+       // since it's running in the host audio IRQ...
        if (audioBefore != audioAfter)
        {
                DACDone();
@@ -450,6 +645,7 @@ void MainWin::Configure(void)
        WriteSettings();
 }
 
+
 //
 // Here's the main emulator loop
 //
@@ -463,27 +659,57 @@ void MainWin::Timer(void)
                // Some machines can't handle this, so we give them the option to disable it. :-)
                if (!plzDontKillMyComputer)
                {
-               // Random hash & trash
-               // We try to simulate an untuned tank circuit here... :-)
-               for(uint32_t x=0; x<videoWidget->rasterWidth; x++)
-               {
-                       for(uint32_t y=0; y<videoWidget->rasterHeight; y++)
+                       // Random hash & trash
+                       // We try to simulate an untuned tank circuit here... :-)
+                       for(uint32_t x=0; x<videoWidget->rasterWidth; x++)
                        {
-                               videoWidget->buffer[(y * videoWidget->textureWidth) + x]
-                                       = (rand() & 0xFF) << 8 | (rand() & 0xFF) << 16 | (rand() & 0xFF) << 24;
+                               for(uint32_t y=0; y<videoWidget->rasterHeight; y++)
+                               {
+                                       videoWidget->buffer[(y * videoWidget->textureWidth) + x]
+                                               = (rand() & 0xFF) << 8 | (rand() & 0xFF) << 16 | (rand() & 0xFF) << 24;
+                               }
                        }
                }
-               }
        }
        else
        {
                // Otherwise, run the Jaguar simulation
+               HandleGamepads();
                JaguarExecuteNew();
+               videoWidget->HandleMouseHiding();
        }
 
        videoWidget->updateGL();
+
+       // FPS handling
+       // Approach: We use a ring buffer to store times (in ms) 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);
+       // Doing it this way is better. Ring buffer size can be arbitrary then.
+       ringBufferPointer = (ringBufferPointer + 1) % RING_BUFFER_SIZE;
+       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;
+
+       // 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;
+       // If this is updated too frequently to be useful, we can throttle it down
+       // so that it only updates every 10th frame or so
+       statusBar()->showMessage(QString("%1.%2 FPS").arg(fpsIntegerPart).arg(fpsDecimalPart));
+       oldTimestamp = timestamp;
 }
 
+
 void MainWin::TogglePowerState(void)
 {
        powerButtonOn = !powerButtonOn;
@@ -492,15 +718,28 @@ 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
        {
@@ -515,25 +754,31 @@ 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"));
                }
 
                WriteLog("GUI: Resetting Jaguar...\n");
                JaguarReset();
+               DACPauseAudioThread(false);
        }
 }
 
+
 void MainWin::ToggleRunState(void)
 {
        running = !running;
 
        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];
@@ -544,57 +789,74 @@ void MainWin::ToggleRunState(void)
 
                videoWidget->updateGL();
        }
+       else
+               frameAdvanceAct->setDisabled(true);
+
+       // Pause/unpause any running/non-running threads...
+       DACPauseAudioThread(!running);
 }
 
+
 void MainWin::SetZoom100(void)
 {
        zoomLevel = 1;
        ResizeMainWindow();
 }
 
+
 void MainWin::SetZoom200(void)
 {
        zoomLevel = 2;
        ResizeMainWindow();
 }
 
+
 void MainWin::SetZoom300(void)
 {
        zoomLevel = 3;
        ResizeMainWindow();
 }
 
+
 void MainWin::SetNTSC(void)
 {
        powerAct->setIcon(powerRed);
        timer->setInterval(16);
        vjs.hardwareTypeNTSC = true;
        ResizeMainWindow();
+       WriteSettings();
 }
 
+
 void MainWin::SetPAL(void)
 {
        powerAct->setIcon(powerGreen);
        timer->setInterval(20);
        vjs.hardwareTypeNTSC = false;
        ResizeMainWindow();
+       WriteSettings();
 }
 
+
 void MainWin::ToggleBlur(void)
 {
        vjs.glFilter = !vjs.glFilter;
+       WriteSettings();
 }
 
+
 void MainWin::ShowAboutWin(void)
 {
        aboutWin->show();
 }
 
+
 void MainWin::ShowHelpWin(void)
 {
        helpWin->show();
 }
 
+
 void MainWin::InsertCart(void)
 {
        // If the emulator is running, we pause it here and unpause it later
@@ -608,6 +870,7 @@ void MainWin::InsertCart(void)
        filePickWin->show();
 }
 
+
 void MainWin::Unpause(void)
 {
        // Here we unpause the emulator if it was paused when we went into the file selector
@@ -621,12 +884,11 @@ void MainWin::Unpause(void)
        }
 }
 
+
 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;
 
@@ -639,6 +901,16 @@ 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)
        {
@@ -648,39 +920,135 @@ void MainWin::LoadSoftware(QString file)
        }
 }
 
+
 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
 }
 
+
 void MainWin::FrameAdvance(void)
 {
 //printf("Frame Advance...\n");
        // 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 !!!"
 }
 
+
+void MainWin::SetFullScreen(bool state/*= true*/)
+{
+       if (state)
+       {
+               mainWinPosition = pos();
+               menuBar()->hide();
+               statusBar()->hide();
+               toolbar->hide();
+
+               if (debugbar)
+                       debugbar->hide();
+
+               showFullScreen();
+               // 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.
+               int newWidth = (int)(aspectRatio * (double)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);
+       }
+}
+
+
+void MainWin::ToggleFullScreen(void)
+{
+       fullScreen = !fullScreen;
+       SetFullScreen(fullScreen);
+}
+
+
+void MainWin::ShowMemoryBrowserWin(void)
+{
+       memBrowseWin->show();
+       memBrowseWin->RefreshContents();
+}
+
+
+void MainWin::ShowCPUBrowserWin(void)
+{
+       cpuBrowseWin->show();
+       cpuBrowseWin->RefreshContents();
+}
+
+
+void MainWin::ShowOPBrowserWin(void)
+{
+       opBrowseWin->show();
+       opBrowseWin->RefreshContents();
+}
+
+
+void MainWin::ShowM68KDasmBrowserWin(void)
+{
+       m68kDasmBrowseWin->show();
+       m68kDasmBrowseWin->RefreshContents();
+}
+
+
+void MainWin::ShowRISCDasmBrowserWin(void)
+{
+       riscDasmBrowseWin->show();
+       riscDasmBrowseWin->RefreshContents();
+}
+
+
 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++)
@@ -691,14 +1059,17 @@ void MainWin::ResizeMainWindow(void)
        }
 }
 
+
+#warning "!!! Need to check the window geometry to see if the positions are legal !!!"
+// i.e., someone could drag it to another screen, close it, then disconnect that screen
 void MainWin::ReadSettings(void)
 {
        QSettings settings("Underground Software", "Virtual Jaguar");
-       QPoint pos = settings.value("pos", QPoint(200, 200)).toPoint();
+       mainWinPosition = settings.value("pos", QPoint(200, 200)).toPoint();
        QSize size = settings.value("size", QSize(400, 400)).toSize();
        resize(size);
-       move(pos);
-       pos = settings.value("cartLoadPos", QPoint(200, 200)).toPoint();
+       move(mainWinPosition);
+       QPoint pos = settings.value("cartLoadPos", QPoint(200, 200)).toPoint();
        filePickWin->move(pos);
 
        zoomLevel = settings.value("zoom", 2).toInt();
@@ -718,19 +1089,18 @@ 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);
 WriteLog("   absROMPath = \"%s\"\n", vjs.absROMPath);
+WriteLog("Pipelined DSP = %s\n", (vjs.usePipelinedDSP ? "ON" : "off"));
 
        // Keybindings in order of U, D, L, R, C, B, A, Op, Pa, 0-9, #, *
        vjs.p1KeyBindings[BUTTON_U] = settings.value("p1k_up", Qt::Key_S).toInt();
@@ -778,6 +1148,7 @@ WriteLog("   absROMPath = \"%s\"\n", vjs.absROMPath);
        vjs.p2KeyBindings[BUTTON_s] = settings.value("p2k_star", Qt::Key_Asterisk).toInt();
 }
 
+
 void MainWin::WriteSettings(void)
 {
        QSettings settings("Underground Software", "Virtual Jaguar");
@@ -802,6 +1173,7 @@ 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);
@@ -853,3 +1225,14 @@ void MainWin::WriteSettings(void)
        settings.setValue("p2k_pound", vjs.p2KeyBindings[BUTTON_d]);
        settings.setValue("p2k_star", vjs.p2KeyBindings[BUTTON_s]);
 }
+
+
+void MainWin::WriteUISettings(void)
+{
+       QSettings settings("Underground Software", "Virtual Jaguar");
+       settings.setValue("pos", pos());
+       settings.setValue("size", size());
+       settings.setValue("cartLoadPos", filePickWin->pos());
+
+       settings.setValue("zoom", zoomLevel);
+}