citra/src/citra_qt/debugger/graphics_breakpoints.cpp

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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <QMetaType>
#include <QPushButton>
#include <QTreeWidget>
#include <QVBoxLayout>
#include <QLabel>
#include "graphics_breakpoints.hxx"
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#include "graphics_breakpoints_p.hxx"
BreakPointModel::BreakPointModel(std::shared_ptr<Pica::DebugContext> debug_context, QObject* parent)
: QAbstractListModel(parent), context_weak(debug_context),
at_breakpoint(debug_context->at_breakpoint),
active_breakpoint(debug_context->active_breakpoint)
{
}
int BreakPointModel::columnCount(const QModelIndex& parent) const
{
return 2;
}
int BreakPointModel::rowCount(const QModelIndex& parent) const
{
return static_cast<int>(Pica::DebugContext::Event::NumEvents);
}
QVariant BreakPointModel::data(const QModelIndex& index, int role) const
{
const auto event = static_cast<Pica::DebugContext::Event>(index.row());
switch (role) {
case Qt::DisplayRole:
{
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switch (index.column()) {
case 0:
{
std::map<Pica::DebugContext::Event, QString> map;
map.insert({Pica::DebugContext::Event::CommandLoaded, tr("Pica command loaded")});
map.insert({Pica::DebugContext::Event::CommandProcessed, tr("Pica command processed")});
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map.insert({Pica::DebugContext::Event::IncomingPrimitiveBatch, tr("Incoming primitive batch")});
map.insert({Pica::DebugContext::Event::FinishedPrimitiveBatch, tr("Finished primitive batch")});
_dbg_assert_(Debug_GPU, map.size() == static_cast<size_t>(Pica::DebugContext::Event::NumEvents));
return map[event];
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}
case 1:
return data(index, Role_IsEnabled).toBool() ? tr("Enabled") : tr("Disabled");
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default:
break;
}
break;
}
case Qt::BackgroundRole:
{
if (at_breakpoint && index.row() == static_cast<int>(active_breakpoint)) {
return QBrush(QColor(0xE0, 0xE0, 0x10));
}
break;
}
case Role_IsEnabled:
{
auto context = context_weak.lock();
return context && context->breakpoints[event].enabled;
}
default:
break;
}
return QVariant();
}
QVariant BreakPointModel::headerData(int section, Qt::Orientation orientation, int role) const
{
switch(role) {
case Qt::DisplayRole:
{
if (section == 0) {
return tr("Event");
} else if (section == 1) {
return tr("Status");
}
break;
}
}
return QVariant();
}
bool BreakPointModel::setData(const QModelIndex& index, const QVariant& value, int role)
{
const auto event = static_cast<Pica::DebugContext::Event>(index.row());
switch (role) {
case Role_IsEnabled:
{
auto context = context_weak.lock();
if (!context)
return false;
context->breakpoints[event].enabled = value.toBool();
QModelIndex changed_index = createIndex(index.row(), 1);
emit dataChanged(changed_index, changed_index);
return true;
}
}
return false;
}
void BreakPointModel::OnBreakPointHit(Pica::DebugContext::Event event)
{
auto context = context_weak.lock();
if (!context)
return;
active_breakpoint = context->active_breakpoint;
at_breakpoint = context->at_breakpoint;
emit dataChanged(createIndex(static_cast<int>(event), 0),
createIndex(static_cast<int>(event), 1));
}
void BreakPointModel::OnResumed()
{
auto context = context_weak.lock();
if (!context)
return;
at_breakpoint = context->at_breakpoint;
emit dataChanged(createIndex(static_cast<int>(active_breakpoint), 0),
createIndex(static_cast<int>(active_breakpoint), 1));
active_breakpoint = context->active_breakpoint;
}
GraphicsBreakPointsWidget::GraphicsBreakPointsWidget(std::shared_ptr<Pica::DebugContext> debug_context,
QWidget* parent)
: QDockWidget(tr("Pica Breakpoints"), parent),
Pica::DebugContext::BreakPointObserver(debug_context)
{
setObjectName("PicaBreakPointsWidget");
status_text = new QLabel(tr("Emulation running"));
resume_button = new QPushButton(tr("Resume"));
resume_button->setEnabled(false);
breakpoint_model = new BreakPointModel(debug_context, this);
breakpoint_list = new QTreeView;
breakpoint_list->setModel(breakpoint_model);
toggle_breakpoint_button = new QPushButton(tr("Enable"));
toggle_breakpoint_button->setEnabled(false);
qRegisterMetaType<Pica::DebugContext::Event>("Pica::DebugContext::Event");
connect(resume_button, SIGNAL(clicked()), this, SLOT(OnResumeRequested()));
connect(this, SIGNAL(BreakPointHit(Pica::DebugContext::Event,void*)),
this, SLOT(OnBreakPointHit(Pica::DebugContext::Event,void*)),
Qt::BlockingQueuedConnection);
connect(this, SIGNAL(Resumed()), this, SLOT(OnResumed()));
connect(this, SIGNAL(BreakPointHit(Pica::DebugContext::Event,void*)),
breakpoint_model, SLOT(OnBreakPointHit(Pica::DebugContext::Event)),
Qt::BlockingQueuedConnection);
connect(this, SIGNAL(Resumed()), breakpoint_model, SLOT(OnResumed()));
connect(this, SIGNAL(BreakPointsChanged(const QModelIndex&,const QModelIndex&)),
breakpoint_model, SIGNAL(dataChanged(const QModelIndex&,const QModelIndex&)));
connect(breakpoint_list->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)),
this, SLOT(OnBreakpointSelectionChanged(QModelIndex)));
connect(toggle_breakpoint_button, SIGNAL(clicked()), this, SLOT(OnToggleBreakpointEnabled()));
QWidget* main_widget = new QWidget;
auto main_layout = new QVBoxLayout;
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(status_text);
sub_layout->addWidget(resume_button);
main_layout->addLayout(sub_layout);
}
main_layout->addWidget(breakpoint_list);
main_layout->addWidget(toggle_breakpoint_button);
main_widget->setLayout(main_layout);
setWidget(main_widget);
}
void GraphicsBreakPointsWidget::OnPicaBreakPointHit(Event event, void* data)
{
// Process in GUI thread
emit BreakPointHit(event, data);
}
void GraphicsBreakPointsWidget::OnBreakPointHit(Pica::DebugContext::Event event, void* data)
{
status_text->setText(tr("Emulation halted at breakpoint"));
resume_button->setEnabled(true);
}
void GraphicsBreakPointsWidget::OnPicaResume()
{
// Process in GUI thread
emit Resumed();
}
void GraphicsBreakPointsWidget::OnResumed()
{
status_text->setText(tr("Emulation running"));
resume_button->setEnabled(false);
}
void GraphicsBreakPointsWidget::OnResumeRequested()
{
if (auto context = context_weak.lock())
context->Resume();
}
void GraphicsBreakPointsWidget::OnBreakpointSelectionChanged(const QModelIndex& index)
{
if (!index.isValid()) {
toggle_breakpoint_button->setEnabled(false);
return;
}
toggle_breakpoint_button->setEnabled(true);
UpdateToggleBreakpointButton(index);
}
void GraphicsBreakPointsWidget::OnToggleBreakpointEnabled()
{
QModelIndex index = breakpoint_list->selectionModel()->currentIndex();
bool new_state = !(breakpoint_model->data(index, BreakPointModel::Role_IsEnabled).toBool());
breakpoint_model->setData(index, new_state,
BreakPointModel::Role_IsEnabled);
UpdateToggleBreakpointButton(index);
}
void GraphicsBreakPointsWidget::UpdateToggleBreakpointButton(const QModelIndex& index)
{
if (true == breakpoint_model->data(index, BreakPointModel::Role_IsEnabled).toBool()) {
toggle_breakpoint_button->setText(tr("Disable"));
} else {
toggle_breakpoint_button->setText(tr("Enable"));
}
}