citra/src/citra_qt/debugger/graphics_framebuffer.cpp

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2014-10-26 16:38:40 +01:00
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <QBoxLayout>
#include <QComboBox>
#include <QDebug>
#include <QLabel>
#include <QMetaType>
#include <QPushButton>
#include <QSpinBox>
#include "video_core/pica.h"
#include "graphics_framebuffer.hxx"
#include "util/spinbox.hxx"
BreakPointObserverDock::BreakPointObserverDock(std::shared_ptr<Pica::DebugContext> debug_context,
const QString& title, QWidget* parent)
: QDockWidget(title, parent), BreakPointObserver(debug_context)
{
qRegisterMetaType<Pica::DebugContext::Event>("Pica::DebugContext::Event");
connect(this, SIGNAL(Resumed()), this, SLOT(OnResumed()));
// NOTE: This signal is emitted from a non-GUI thread, but connect() takes
// care of delaying its handling to the GUI thread.
connect(this, SIGNAL(BreakPointHit(Pica::DebugContext::Event,void*)),
this, SLOT(OnBreakPointHit(Pica::DebugContext::Event,void*)),
Qt::BlockingQueuedConnection);
}
void BreakPointObserverDock::OnPicaBreakPointHit(Pica::DebugContext::Event event, void* data)
{
emit BreakPointHit(event, data);
}
void BreakPointObserverDock::OnPicaResume()
{
emit Resumed();
}
GraphicsFramebufferWidget::GraphicsFramebufferWidget(std::shared_ptr<Pica::DebugContext> debug_context,
QWidget* parent)
: BreakPointObserverDock(debug_context, tr("Pica Framebuffer"), parent),
framebuffer_source(Source::PicaTarget)
{
setObjectName("PicaFramebuffer");
framebuffer_source_list = new QComboBox;
framebuffer_source_list->addItem(tr("Active Render Target"));
framebuffer_source_list->addItem(tr("Custom"));
framebuffer_source_list->setCurrentIndex(static_cast<int>(framebuffer_source));
framebuffer_address_control = new CSpinBox;
framebuffer_address_control->SetBase(16);
framebuffer_address_control->SetRange(0, 0xFFFFFFFF);
framebuffer_address_control->SetPrefix("0x");
framebuffer_width_control = new QSpinBox;
framebuffer_width_control->setMinimum(1);
framebuffer_width_control->setMaximum(std::numeric_limits<int>::max()); // TODO: Find actual maximum
framebuffer_height_control = new QSpinBox;
framebuffer_height_control->setMinimum(1);
framebuffer_height_control->setMaximum(std::numeric_limits<int>::max()); // TODO: Find actual maximum
framebuffer_format_control = new QComboBox;
framebuffer_format_control->addItem(tr("RGBA8"));
framebuffer_format_control->addItem(tr("RGB8"));
framebuffer_format_control->addItem(tr("RGBA5551"));
framebuffer_format_control->addItem(tr("RGB565"));
framebuffer_format_control->addItem(tr("RGBA4"));
// TODO: This QLabel should shrink the image to the available space rather than just expanding...
framebuffer_picture_label = new QLabel;
auto enlarge_button = new QPushButton(tr("Enlarge"));
// Connections
connect(this, SIGNAL(Update()), this, SLOT(OnUpdate()));
connect(framebuffer_source_list, SIGNAL(currentIndexChanged(int)), this, SLOT(OnFramebufferSourceChanged(int)));
connect(framebuffer_address_control, SIGNAL(ValueChanged(qint64)), this, SLOT(OnFramebufferAddressChanged(qint64)));
connect(framebuffer_width_control, SIGNAL(valueChanged(int)), this, SLOT(OnFramebufferWidthChanged(int)));
connect(framebuffer_height_control, SIGNAL(valueChanged(int)), this, SLOT(OnFramebufferHeightChanged(int)));
connect(framebuffer_format_control, SIGNAL(currentIndexChanged(int)), this, SLOT(OnFramebufferFormatChanged(int)));
auto main_widget = new QWidget;
auto main_layout = new QVBoxLayout;
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(new QLabel(tr("Source:")));
sub_layout->addWidget(framebuffer_source_list);
main_layout->addLayout(sub_layout);
}
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(new QLabel(tr("Virtual Address:")));
sub_layout->addWidget(framebuffer_address_control);
main_layout->addLayout(sub_layout);
}
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(new QLabel(tr("Width:")));
sub_layout->addWidget(framebuffer_width_control);
main_layout->addLayout(sub_layout);
}
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(new QLabel(tr("Height:")));
sub_layout->addWidget(framebuffer_height_control);
main_layout->addLayout(sub_layout);
}
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(new QLabel(tr("Format:")));
sub_layout->addWidget(framebuffer_format_control);
main_layout->addLayout(sub_layout);
}
main_layout->addWidget(framebuffer_picture_label);
main_layout->addWidget(enlarge_button);
main_widget->setLayout(main_layout);
setWidget(main_widget);
// Load current data - TODO: Make sure this works when emulation is not running
emit Update();
widget()->setEnabled(false); // TODO: Only enable if currently at breakpoint
}
void GraphicsFramebufferWidget::OnBreakPointHit(Pica::DebugContext::Event event, void* data)
{
emit Update();
widget()->setEnabled(true);
}
void GraphicsFramebufferWidget::OnResumed()
{
widget()->setEnabled(false);
}
void GraphicsFramebufferWidget::OnFramebufferSourceChanged(int new_value)
{
framebuffer_source = static_cast<Source>(new_value);
emit Update();
}
void GraphicsFramebufferWidget::OnFramebufferAddressChanged(qint64 new_value)
{
if (framebuffer_address != new_value) {
framebuffer_address = static_cast<unsigned>(new_value);
framebuffer_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
emit Update();
}
}
void GraphicsFramebufferWidget::OnFramebufferWidthChanged(int new_value)
{
if (framebuffer_width != new_value) {
framebuffer_width = new_value;
framebuffer_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
emit Update();
}
}
void GraphicsFramebufferWidget::OnFramebufferHeightChanged(int new_value)
{
if (framebuffer_height != new_value) {
framebuffer_height = new_value;
framebuffer_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
emit Update();
}
}
void GraphicsFramebufferWidget::OnFramebufferFormatChanged(int new_value)
{
if (framebuffer_format != static_cast<Format>(new_value)) {
framebuffer_format = static_cast<Format>(new_value);
framebuffer_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
emit Update();
}
}
void GraphicsFramebufferWidget::OnUpdate()
{
QPixmap pixmap;
switch (framebuffer_source) {
case Source::PicaTarget:
{
// TODO: Store a reference to the registers in the debug context instead of accessing them directly...
auto framebuffer = Pica::registers.framebuffer;
using Framebuffer = decltype(framebuffer);
framebuffer_address = framebuffer.GetColorBufferAddress();
framebuffer_width = framebuffer.GetWidth();
framebuffer_height = framebuffer.GetHeight();
framebuffer_format = static_cast<Format>(framebuffer.color_format);
break;
}
case Source::Custom:
{
// Keep user-specified values
break;
}
default:
qDebug() << "Unknown framebuffer source " << static_cast<int>(framebuffer_source);
break;
}
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// TODO: Implement a good way to visualize alpha components!
// TODO: Unify this decoding code with the texture decoder
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switch (framebuffer_format) {
case Format::RGBA8:
{
QImage decoded_image(framebuffer_width, framebuffer_height, QImage::Format_ARGB32);
u32* color_buffer = (u32*)Memory::GetPointer(framebuffer_address);
for (int y = 0; y < framebuffer_height; ++y) {
for (int x = 0; x < framebuffer_width; ++x) {
u32 value = *(color_buffer + x + y * framebuffer_width);
decoded_image.setPixel(x, y, qRgba((value >> 16) & 0xFF, (value >> 8) & 0xFF, value & 0xFF, 255/*value >> 24*/));
}
}
pixmap = QPixmap::fromImage(decoded_image);
break;
}
case Format::RGB8:
{
QImage decoded_image(framebuffer_width, framebuffer_height, QImage::Format_ARGB32);
u8* color_buffer = Memory::GetPointer(framebuffer_address);
for (int y = 0; y < framebuffer_height; ++y) {
for (int x = 0; x < framebuffer_width; ++x) {
u8* pixel_pointer = color_buffer + x * 3 + y * 3 * framebuffer_width;
decoded_image.setPixel(x, y, qRgba(pixel_pointer[0], pixel_pointer[1], pixel_pointer[2], 255/*value >> 24*/));
}
}
pixmap = QPixmap::fromImage(decoded_image);
break;
}
case Format::RGBA5551:
{
QImage decoded_image(framebuffer_width, framebuffer_height, QImage::Format_ARGB32);
u32* color_buffer = (u32*)Memory::GetPointer(framebuffer_address);
for (int y = 0; y < framebuffer_height; ++y) {
for (int x = 0; x < framebuffer_width; ++x) {
u16 value = *(u16*)(((u8*)color_buffer) + x * 2 + y * framebuffer_width * 2);
u8 r = (value >> 11) & 0x1F;
u8 g = (value >> 6) & 0x1F;
u8 b = (value >> 1) & 0x1F;
u8 a = value & 1;
decoded_image.setPixel(x, y, qRgba(r, g, b, 255/*a*/));
}
}
pixmap = QPixmap::fromImage(decoded_image);
break;
}
default:
qDebug() << "Unknown fb color format " << static_cast<int>(framebuffer_format);
break;
}
framebuffer_address_control->SetValue(framebuffer_address);
framebuffer_width_control->setValue(framebuffer_width);
framebuffer_height_control->setValue(framebuffer_height);
framebuffer_format_control->setCurrentIndex(static_cast<int>(framebuffer_format));
framebuffer_picture_label->setPixmap(pixmap);
}