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-rw-r--r--src/citra_qt/bootmanager.cpp14
-rw-r--r--src/citra_qt/bootmanager.h21
-rw-r--r--src/citra_qt/debugger/disassembler.cpp81
-rw-r--r--src/citra_qt/debugger/disassembler.h9
-rw-r--r--src/citra_qt/main.cpp68
-rw-r--r--src/citra_qt/main.h24
6 files changed, 138 insertions, 79 deletions
diff --git a/src/citra_qt/bootmanager.cpp b/src/citra_qt/bootmanager.cpp
index 1e902a8b6..4be410fe0 100644
--- a/src/citra_qt/bootmanager.cpp
+++ b/src/citra_qt/bootmanager.cpp
@@ -87,8 +87,8 @@ private:
GRenderWindow* parent;
};
-GRenderWindow::GRenderWindow(QWidget* parent, GMainWindow& main_window) :
- QWidget(parent), main_window(main_window), keyboard_id(0) {
+GRenderWindow::GRenderWindow(QWidget* parent, EmuThread* emu_thread) :
+ QWidget(parent), emu_thread(emu_thread), keyboard_id(0) {
std::string window_title = Common::StringFromFormat("Citra | %s-%s", Common::g_scm_branch, Common::g_scm_desc);
setWindowTitle(QString::fromStdString(window_title));
@@ -129,7 +129,7 @@ void GRenderWindow::moveContext()
// We need to move GL context to the swapping thread in Qt5
#if QT_VERSION > QT_VERSION_CHECK(5, 0, 0)
// If the thread started running, move the GL Context to the new thread. Otherwise, move it back.
- auto thread = QThread::currentThread() == qApp->thread() ? main_window.GetEmuThread() : qApp->thread();
+ auto thread = (QThread::currentThread() == qApp->thread() && emu_thread != nullptr) ? emu_thread : qApp->thread();
child->context()->moveToThread(thread);
#endif
}
@@ -272,3 +272,11 @@ void GRenderWindow::OnClientAreaResized(unsigned width, unsigned height)
void GRenderWindow::OnMinimalClientAreaChangeRequest(const std::pair<unsigned,unsigned>& minimal_size) {
setMinimumSize(minimal_size.first, minimal_size.second);
}
+
+void GRenderWindow::OnEmulationStarted(EmuThread* emu_thread) {
+ this->emu_thread = emu_thread;
+}
+
+void GRenderWindow::OnEmulationStopped() {
+ emu_thread = nullptr;
+}
diff --git a/src/citra_qt/bootmanager.h b/src/citra_qt/bootmanager.h
index e9b3ea664..e57522187 100644
--- a/src/citra_qt/bootmanager.h
+++ b/src/citra_qt/bootmanager.h
@@ -22,6 +22,7 @@ class EmuThread : public QThread
Q_OBJECT
public:
+ EmuThread(GRenderWindow* render_window);
/**
* Start emulation (on new thread)
@@ -50,15 +51,14 @@ public:
bool IsRunning() { return running; }
/**
- * Shutdown (permanently stops) the emulation thread
+ * Requests for the emulation thread to stop running and shutdown emulation
*/
- void Shutdown() { stop_run = true; };
+ void RequestShutdown() {
+ stop_run = true;
+ running = false;
+ };
private:
- friend class GMainWindow;
-
- EmuThread(GRenderWindow* render_window);
-
bool exec_step;
bool running;
std::atomic<bool> stop_run;
@@ -86,7 +86,7 @@ class GRenderWindow : public QWidget, public EmuWindow
Q_OBJECT
public:
- GRenderWindow(QWidget* parent, GMainWindow& main_window);
+ GRenderWindow(QWidget* parent, EmuThread* emu_thread);
// EmuWindow implementation
void SwapBuffers() override;
@@ -115,6 +115,9 @@ public:
public slots:
void moveContext(); // overridden
+ void OnEmulationStarted(EmuThread* emu_thread);
+ void OnEmulationStopped();
+
private:
void OnMinimalClientAreaChangeRequest(const std::pair<unsigned,unsigned>& minimal_size) override;
@@ -122,8 +125,8 @@ private:
QByteArray geometry;
- GMainWindow& main_window;
-
/// Device id of keyboard for use with KeyMap
int keyboard_id;
+
+ EmuThread* emu_thread;
};
diff --git a/src/citra_qt/debugger/disassembler.cpp b/src/citra_qt/debugger/disassembler.cpp
index f9423e1d6..6400bb856 100644
--- a/src/citra_qt/debugger/disassembler.cpp
+++ b/src/citra_qt/debugger/disassembler.cpp
@@ -4,7 +4,6 @@
#include "disassembler.h"
-#include "../main.h"
#include "../bootmanager.h"
#include "../hotkeys.h"
@@ -19,8 +18,8 @@
#include "core/arm/disassembler/arm_disasm.h"
-DisassemblerModel::DisassemblerModel(QObject* parent) : QAbstractListModel(parent), base_address(0), code_size(0), program_counter(0), selection(QModelIndex()) {
-
+DisassemblerModel::DisassemblerModel(QObject* parent) :
+ QAbstractListModel(parent), base_address(0), code_size(0), program_counter(0), selection(QModelIndex()) {
}
int DisassemblerModel::columnCount(const QModelIndex& parent) const {
@@ -159,35 +158,28 @@ void DisassemblerModel::SetNextInstruction(unsigned int address) {
emit dataChanged(prev_index, prev_index);
}
-DisassemblerWidget::DisassemblerWidget(QWidget* parent, GMainWindow& main_window) :
- QDockWidget(parent), main_window(main_window), base_addr(0) {
+DisassemblerWidget::DisassemblerWidget(QWidget* parent, EmuThread* emu_thread) :
+ QDockWidget(parent), emu_thread(emu_thread), base_addr(0) {
disasm_ui.setupUi(this);
- model = new DisassemblerModel(this);
- disasm_ui.treeView->setModel(model);
-
RegisterHotkey("Disassembler", "Start/Stop", QKeySequence(Qt::Key_F5), Qt::ApplicationShortcut);
RegisterHotkey("Disassembler", "Step", QKeySequence(Qt::Key_F10), Qt::ApplicationShortcut);
RegisterHotkey("Disassembler", "Step into", QKeySequence(Qt::Key_F11), Qt::ApplicationShortcut);
RegisterHotkey("Disassembler", "Set Breakpoint", QKeySequence(Qt::Key_F9), Qt::ApplicationShortcut);
- connect(disasm_ui.button_breakpoint, SIGNAL(clicked()), model, SLOT(OnSetOrUnsetBreakpoint()));
connect(disasm_ui.button_step, SIGNAL(clicked()), this, SLOT(OnStep()));
connect(disasm_ui.button_pause, SIGNAL(clicked()), this, SLOT(OnPause()));
connect(disasm_ui.button_continue, SIGNAL(clicked()), this, SLOT(OnContinue()));
- connect(disasm_ui.treeView->selectionModel(), SIGNAL(currentChanged(const QModelIndex&, const QModelIndex&)),
- model, SLOT(OnSelectionChanged(const QModelIndex&)));
-
connect(GetHotkey("Disassembler", "Start/Stop", this), SIGNAL(activated()), this, SLOT(OnToggleStartStop()));
connect(GetHotkey("Disassembler", "Step", this), SIGNAL(activated()), this, SLOT(OnStep()));
connect(GetHotkey("Disassembler", "Step into", this), SIGNAL(activated()), this, SLOT(OnStepInto()));
- connect(GetHotkey("Disassembler", "Set Breakpoint", this), SIGNAL(activated()), model, SLOT(OnSetOrUnsetBreakpoint()));
+
+ setEnabled(false);
}
-void DisassemblerWidget::Init()
-{
+void DisassemblerWidget::Init() {
model->ParseFromAddress(Core::g_app_core->GetPC());
disasm_ui.treeView->resizeColumnToContents(0);
@@ -199,25 +191,21 @@ void DisassemblerWidget::Init()
disasm_ui.treeView->selectionModel()->setCurrentIndex(model_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
}
-void DisassemblerWidget::OnContinue()
-{
- main_window.GetEmuThread()->SetRunning(true);
+void DisassemblerWidget::OnContinue() {
+ emu_thread->SetRunning(true);
}
-void DisassemblerWidget::OnStep()
-{
+void DisassemblerWidget::OnStep() {
OnStepInto(); // change later
}
-void DisassemblerWidget::OnStepInto()
-{
- main_window.GetEmuThread()->SetRunning(false);
- main_window.GetEmuThread()->ExecStep();
+void DisassemblerWidget::OnStepInto() {
+ emu_thread->SetRunning(false);
+ emu_thread->ExecStep();
}
-void DisassemblerWidget::OnPause()
-{
- main_window.GetEmuThread()->SetRunning(false);
+void DisassemblerWidget::OnPause() {
+ emu_thread->SetRunning(false);
// TODO: By now, the CPU might not have actually stopped...
if (Core::g_app_core) {
@@ -225,17 +213,15 @@ void DisassemblerWidget::OnPause()
}
}
-void DisassemblerWidget::OnToggleStartStop()
-{
- main_window.GetEmuThread()->SetRunning(!main_window.GetEmuThread()->IsRunning());
+void DisassemblerWidget::OnToggleStartStop() {
+ emu_thread->SetRunning(!emu_thread->IsRunning());
}
-void DisassemblerWidget::OnDebugModeEntered()
-{
+void DisassemblerWidget::OnDebugModeEntered() {
ARMword next_instr = Core::g_app_core->GetPC();
if (model->GetBreakPoints().IsAddressBreakPoint(next_instr))
- main_window.GetEmuThread()->SetRunning(false);
+ emu_thread->SetRunning(false);
model->SetNextInstruction(next_instr);
@@ -244,16 +230,35 @@ void DisassemblerWidget::OnDebugModeEntered()
disasm_ui.treeView->selectionModel()->setCurrentIndex(model_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
}
-void DisassemblerWidget::OnDebugModeLeft()
-{
-
+void DisassemblerWidget::OnDebugModeLeft() {
}
-int DisassemblerWidget::SelectedRow()
-{
+int DisassemblerWidget::SelectedRow() {
QModelIndex index = disasm_ui.treeView->selectionModel()->currentIndex();
if (!index.isValid())
return -1;
return disasm_ui.treeView->selectionModel()->currentIndex().row();
}
+
+void DisassemblerWidget::OnEmulationStarted(EmuThread* emu_thread) {
+ this->emu_thread = emu_thread;
+
+ model = new DisassemblerModel(this);
+ disasm_ui.treeView->setModel(model);
+
+ connect(disasm_ui.treeView->selectionModel(), SIGNAL(currentChanged(const QModelIndex&, const QModelIndex&)),
+ model, SLOT(OnSelectionChanged(const QModelIndex&)));
+ connect(disasm_ui.button_breakpoint, SIGNAL(clicked()), model, SLOT(OnSetOrUnsetBreakpoint()));
+ connect(GetHotkey("Disassembler", "Set Breakpoint", this), SIGNAL(activated()), model, SLOT(OnSetOrUnsetBreakpoint()));
+
+ Init();
+ setEnabled(true);
+}
+
+void DisassemblerWidget::OnEmulationStopped() {
+ disasm_ui.treeView->setModel(nullptr);
+ delete model;
+ emu_thread = nullptr;
+ setEnabled(false);
+}
diff --git a/src/citra_qt/debugger/disassembler.h b/src/citra_qt/debugger/disassembler.h
index d9e32dbdf..b771e95b7 100644
--- a/src/citra_qt/debugger/disassembler.h
+++ b/src/citra_qt/debugger/disassembler.h
@@ -13,7 +13,7 @@
#include "common/break_points.h"
class QAction;
-class GMainWindow;
+class EmuThread;
class DisassemblerModel : public QAbstractListModel
{
@@ -51,7 +51,7 @@ class DisassemblerWidget : public QDockWidget
Q_OBJECT
public:
- DisassemblerWidget(QWidget* parent, GMainWindow& main_window);
+ DisassemblerWidget(QWidget* parent, EmuThread* emu_thread);
void Init();
@@ -65,6 +65,9 @@ public slots:
void OnDebugModeEntered();
void OnDebugModeLeft();
+ void OnEmulationStarted(EmuThread* emu_thread);
+ void OnEmulationStopped();
+
private:
// returns -1 if no row is selected
int SelectedRow();
@@ -75,5 +78,5 @@ private:
u32 base_addr;
- GMainWindow& main_window;
+ EmuThread* emu_thread;
};
diff --git a/src/citra_qt/main.cpp b/src/citra_qt/main.cpp
index dd180baa4..7de2bf8ba 100644
--- a/src/citra_qt/main.cpp
+++ b/src/citra_qt/main.cpp
@@ -15,6 +15,7 @@
#include "common/logging/log.h"
#include "common/logging/backend.h"
#include "common/logging/filter.h"
+#include "common/make_unique.h"
#include "common/platform.h"
#include "common/scope_exit.h"
@@ -55,14 +56,14 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
ui.setupUi(this);
statusBar()->hide();
- render_window = new GRenderWindow(this, *this);
+ render_window = new GRenderWindow(this, emu_thread.get());
render_window->hide();
profilerWidget = new ProfilerWidget(this);
addDockWidget(Qt::BottomDockWidgetArea, profilerWidget);
profilerWidget->hide();
- disasmWidget = new DisassemblerWidget(this, *this);
+ disasmWidget = new DisassemblerWidget(this, emu_thread.get());
addDockWidget(Qt::BottomDockWidgetArea, disasmWidget);
disasmWidget->hide();
@@ -138,14 +139,10 @@ GMainWindow::GMainWindow() : emu_thread(nullptr)
connect(ui.action_Single_Window_Mode, SIGNAL(triggered(bool)), this, SLOT(ToggleWindowMode()));
connect(ui.action_Hotkeys, SIGNAL(triggered()), this, SLOT(OnOpenHotkeysDialog()));
- // BlockingQueuedConnection is important here, it makes sure we've finished refreshing our views before the CPU continues
- connect(emu_thread, SIGNAL(DebugModeEntered()), disasmWidget, SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
- connect(emu_thread, SIGNAL(DebugModeEntered()), registersWidget, SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
- connect(emu_thread, SIGNAL(DebugModeEntered()), callstackWidget, SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
-
- connect(emu_thread, SIGNAL(DebugModeLeft()), disasmWidget, SLOT(OnDebugModeLeft()), Qt::BlockingQueuedConnection);
- connect(emu_thread, SIGNAL(DebugModeLeft()), registersWidget, SLOT(OnDebugModeLeft()), Qt::BlockingQueuedConnection);
- connect(emu_thread, SIGNAL(DebugModeLeft()), callstackWidget, SLOT(OnDebugModeLeft()), Qt::BlockingQueuedConnection);
+ connect(this, SIGNAL(EmulationStarted(EmuThread*)), disasmWidget, SLOT(OnEmulationStarted(EmuThread*)));
+ connect(this, SIGNAL(EmulationStopped()), disasmWidget, SLOT(OnEmulationStopped()));
+ connect(this, SIGNAL(EmulationStarted(EmuThread*)), render_window, SLOT(OnEmulationStarted(EmuThread*)));
+ connect(this, SIGNAL(EmulationStopped()), render_window, SLOT(OnEmulationStopped()));
// Setup hotkeys
RegisterHotkey("Main Window", "Load File", QKeySequence::Open);
@@ -199,35 +196,62 @@ void GMainWindow::OnDisplayTitleBars(bool show)
void GMainWindow::BootGame(std::string filename) {
LOG_INFO(Frontend, "Citra starting...\n");
+ // Initialize the core emulation
System::Init(render_window);
- // Load a game or die...
+ // Load the game
if (Loader::ResultStatus::Success != Loader::LoadFile(filename)) {
LOG_CRITICAL(Frontend, "Failed to load ROM!");
+ System::Shutdown();
+ return;
}
- disasmWidget->Init();
- registersWidget->OnDebugModeEntered();
- callstackWidget->OnDebugModeEntered();
-
- emu_thread = new EmuThread(render_window);
+ // Create and start the emulation thread
+ emu_thread = Common::make_unique<EmuThread>(render_window);
+ emit EmulationStarted(emu_thread.get());
emu_thread->start();
+ // BlockingQueuedConnection is important here, it makes sure we've finished refreshing our views before the CPU continues
+ connect(emu_thread.get(), SIGNAL(DebugModeEntered()), disasmWidget, SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
+ connect(emu_thread.get(), SIGNAL(DebugModeEntered()), registersWidget, SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
+ connect(emu_thread.get(), SIGNAL(DebugModeEntered()), callstackWidget, SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
+ connect(emu_thread.get(), SIGNAL(DebugModeLeft()), disasmWidget, SLOT(OnDebugModeLeft()), Qt::BlockingQueuedConnection);
+ connect(emu_thread.get(), SIGNAL(DebugModeLeft()), registersWidget, SLOT(OnDebugModeLeft()), Qt::BlockingQueuedConnection);
+ connect(emu_thread.get(), SIGNAL(DebugModeLeft()), callstackWidget, SLOT(OnDebugModeLeft()), Qt::BlockingQueuedConnection);
+
+ // Update the GUI
+ registersWidget->OnDebugModeEntered();
+ callstackWidget->OnDebugModeEntered();
render_window->show();
+
OnStartGame();
}
void GMainWindow::ShutdownGame() {
- // Shutdown the emulation thread and wait for it to complete
- emu_thread->SetRunning(false);
- emu_thread->Shutdown();
- emu_thread->wait();
- delete emu_thread;
- emu_thread = nullptr;
+ // Shutdown the emulation thread
+ emu_thread->RequestShutdown();
+
+ // Disconnect signals that are attached to the current emulation thread
+ disconnect(emu_thread.get(), SIGNAL(DebugModeEntered()), disasmWidget, SLOT(OnDebugModeEntered()));
+ disconnect(emu_thread.get(), SIGNAL(DebugModeEntered()), registersWidget, SLOT(OnDebugModeEntered()));
+ disconnect(emu_thread.get(), SIGNAL(DebugModeEntered()), callstackWidget, SLOT(OnDebugModeEntered()));
+ disconnect(emu_thread.get(), SIGNAL(DebugModeLeft()), disasmWidget, SLOT(OnDebugModeLeft()));
+ disconnect(emu_thread.get(), SIGNAL(DebugModeLeft()), registersWidget, SLOT(OnDebugModeLeft()));
+ disconnect(emu_thread.get(), SIGNAL(DebugModeLeft()), callstackWidget, SLOT(OnDebugModeLeft()));
// Release emu threads from any breakpoints
+ // This belongs after RequestShutdown() and before wait() because if emulation stops on a GPU
+ // breakpoint after (or before) RequestShutdown() is called, the emulation would never be able
+ // to continue out to the main loop and terminate. Thus wait() would hang forever.
+ // TODO(bunnei): This function is not thread safe, but it's being used as if it were
Pica::g_debug_context->ClearBreakpoints();
+ emit EmulationStopped();
+
+ // Wait for emulation thread to complete and delete it
+ emu_thread->wait();
+ emu_thread = nullptr;
+
// Shutdown the core emulation
System::Shutdown();
diff --git a/src/citra_qt/main.h b/src/citra_qt/main.h
index 1821ae35f..3e29534fb 100644
--- a/src/citra_qt/main.h
+++ b/src/citra_qt/main.h
@@ -5,6 +5,7 @@
#ifndef _CITRA_QT_MAIN_HXX_
#define _CITRA_QT_MAIN_HXX_
+#include <memory>
#include <QMainWindow>
#include "ui_main.h"
@@ -35,9 +36,23 @@ public:
GMainWindow();
~GMainWindow();
- EmuThread* GetEmuThread() {
- return emu_thread;
- }
+signals:
+
+ /**
+ * Signal that is emitted when a new EmuThread has been created and an emulation session is
+ * about to start. At this time, the core system emulation has been initialized, and all
+ * emulation handles and memory should be valid.
+ *
+ * @param emu_thread Pointer to the newly created EmuThread (to be used by widgets that need to
+ * access/change emulation state).
+ */
+ void EmulationStarting(EmuThread* emu_thread);
+
+ /**
+ * Signal that is emitted when emulation is about to stop. At this time, the EmuThread and core
+ * system emulation handles and memory are still valid, but are about become invalid.
+ */
+ void EmulationStopping();
private:
void BootGame(std::string filename);
@@ -60,7 +75,8 @@ private:
Ui::MainWindow ui;
GRenderWindow* render_window;
- EmuThread* emu_thread;
+
+ std::unique_ptr<EmuThread> emu_thread;
ProfilerWidget* profilerWidget;
DisassemblerWidget* disasmWidget;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 07:31:56 +0100