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authorbunnei <bunneidev@gmail.com>2016-06-08 00:26:24 +0200
committerbunnei <bunneidev@gmail.com>2016-06-08 00:26:24 +0200
commit98b1436b8bcbcf2b130b4b8d660e2c4f7ac1abe4 (patch)
tree150839a42b9b6458fe228b84b2405d4fc1f163df /src/citra_qt/debugger/graphics_surface.cpp
parentMerge pull request #1873 from archshift/remove-config (diff)
parentcitra_qt: Replace 'Pica Framebuffer Debugger' with 'Pica Surface Viewer' (diff)
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Diffstat (limited to 'src/citra_qt/debugger/graphics_surface.cpp')
-rw-r--r--src/citra_qt/debugger/graphics_surface.cpp736
1 files changed, 736 insertions, 0 deletions
diff --git a/src/citra_qt/debugger/graphics_surface.cpp b/src/citra_qt/debugger/graphics_surface.cpp
new file mode 100644
index 000000000..ac2d6f89b
--- /dev/null
+++ b/src/citra_qt/debugger/graphics_surface.cpp
@@ -0,0 +1,736 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <QBoxLayout>
+#include <QComboBox>
+#include <QDebug>
+#include <QFileDialog>
+#include <QLabel>
+#include <QMouseEvent>
+#include <QPushButton>
+#include <QScrollArea>
+#include <QSpinBox>
+
+#include "citra_qt/debugger/graphics_surface.h"
+#include "citra_qt/util/spinbox.h"
+
+#include "common/color.h"
+
+#include "core/memory.h"
+#include "core/hw/gpu.h"
+
+#include "video_core/pica.h"
+#include "video_core/pica_state.h"
+#include "video_core/utils.h"
+
+SurfacePicture::SurfacePicture(QWidget* parent, GraphicsSurfaceWidget* surface_widget_) : QLabel(parent), surface_widget(surface_widget_) {}
+SurfacePicture::~SurfacePicture() {}
+
+void SurfacePicture::mousePressEvent(QMouseEvent* event)
+{
+ // Only do something while the left mouse button is held down
+ if (!(event->buttons() & Qt::LeftButton))
+ return;
+
+ if (pixmap() == nullptr)
+ return;
+
+ if (surface_widget)
+ surface_widget->Pick(event->x() * pixmap()->width() / width(),
+ event->y() * pixmap()->height() / height());
+}
+
+void SurfacePicture::mouseMoveEvent(QMouseEvent* event)
+{
+ // We also want to handle the event if the user moves the mouse while holding down the LMB
+ mousePressEvent(event);
+}
+
+
+GraphicsSurfaceWidget::GraphicsSurfaceWidget(std::shared_ptr<Pica::DebugContext> debug_context,
+ QWidget* parent)
+ : BreakPointObserverDock(debug_context, tr("Pica Surface Viewer"), parent),
+ surface_source(Source::ColorBuffer)
+{
+ setObjectName("PicaSurface");
+
+ surface_source_list = new QComboBox;
+ surface_source_list->addItem(tr("Color Buffer"));
+ surface_source_list->addItem(tr("Depth Buffer"));
+ surface_source_list->addItem(tr("Stencil Buffer"));
+ surface_source_list->addItem(tr("Texture 0"));
+ surface_source_list->addItem(tr("Texture 1"));
+ surface_source_list->addItem(tr("Texture 2"));
+ surface_source_list->addItem(tr("Custom"));
+ surface_source_list->setCurrentIndex(static_cast<int>(surface_source));
+
+ surface_address_control = new CSpinBox;
+ surface_address_control->SetBase(16);
+ surface_address_control->SetRange(0, 0xFFFFFFFF);
+ surface_address_control->SetPrefix("0x");
+
+ unsigned max_dimension = 16384; // TODO: Find actual maximum
+
+ surface_width_control = new QSpinBox;
+ surface_width_control->setRange(0, max_dimension);
+
+ surface_height_control = new QSpinBox;
+ surface_height_control->setRange(0, max_dimension);
+
+ surface_picker_x_control = new QSpinBox;
+ surface_picker_x_control->setRange(0, max_dimension - 1);
+
+ surface_picker_y_control = new QSpinBox;
+ surface_picker_y_control->setRange(0, max_dimension - 1);
+
+ surface_format_control = new QComboBox;
+
+ // Color formats sorted by Pica texture format index
+ surface_format_control->addItem(tr("RGBA8"));
+ surface_format_control->addItem(tr("RGB8"));
+ surface_format_control->addItem(tr("RGB5A1"));
+ surface_format_control->addItem(tr("RGB565"));
+ surface_format_control->addItem(tr("RGBA4"));
+ surface_format_control->addItem(tr("IA8"));
+ surface_format_control->addItem(tr("RG8"));
+ surface_format_control->addItem(tr("I8"));
+ surface_format_control->addItem(tr("A8"));
+ surface_format_control->addItem(tr("IA4"));
+ surface_format_control->addItem(tr("I4"));
+ surface_format_control->addItem(tr("A4"));
+ surface_format_control->addItem(tr("ETC1"));
+ surface_format_control->addItem(tr("ETC1A4"));
+ surface_format_control->addItem(tr("D16"));
+ surface_format_control->addItem(tr("D24"));
+ surface_format_control->addItem(tr("D24X8"));
+ surface_format_control->addItem(tr("X24S8"));
+ surface_format_control->addItem(tr("Unknown"));
+
+ surface_info_label = new QLabel();
+ surface_info_label->setWordWrap(true);
+
+ surface_picture_label = new SurfacePicture(0, this);
+ surface_picture_label->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
+ surface_picture_label->setAlignment(Qt::AlignLeft | Qt::AlignTop);
+ surface_picture_label->setScaledContents(false);
+
+ auto scroll_area = new QScrollArea();
+ scroll_area->setBackgroundRole(QPalette::Dark);
+ scroll_area->setWidgetResizable(false);
+ scroll_area->setWidget(surface_picture_label);
+
+ save_surface = new QPushButton(QIcon::fromTheme("document-save"), tr("Save"));
+
+ // Connections
+ connect(this, SIGNAL(Update()), this, SLOT(OnUpdate()));
+ connect(surface_source_list, SIGNAL(currentIndexChanged(int)), this, SLOT(OnSurfaceSourceChanged(int)));
+ connect(surface_address_control, SIGNAL(ValueChanged(qint64)), this, SLOT(OnSurfaceAddressChanged(qint64)));
+ connect(surface_width_control, SIGNAL(valueChanged(int)), this, SLOT(OnSurfaceWidthChanged(int)));
+ connect(surface_height_control, SIGNAL(valueChanged(int)), this, SLOT(OnSurfaceHeightChanged(int)));
+ connect(surface_format_control, SIGNAL(currentIndexChanged(int)), this, SLOT(OnSurfaceFormatChanged(int)));
+ connect(surface_picker_x_control, SIGNAL(valueChanged(int)), this, SLOT(OnSurfacePickerXChanged(int)));
+ connect(surface_picker_y_control, SIGNAL(valueChanged(int)), this, SLOT(OnSurfacePickerYChanged(int)));
+ connect(save_surface, SIGNAL(clicked()), this, SLOT(SaveSurface()));
+
+ 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(surface_source_list);
+ main_layout->addLayout(sub_layout);
+ }
+ {
+ auto sub_layout = new QHBoxLayout;
+ sub_layout->addWidget(new QLabel(tr("Physical Address:")));
+ sub_layout->addWidget(surface_address_control);
+ main_layout->addLayout(sub_layout);
+ }
+ {
+ auto sub_layout = new QHBoxLayout;
+ sub_layout->addWidget(new QLabel(tr("Width:")));
+ sub_layout->addWidget(surface_width_control);
+ main_layout->addLayout(sub_layout);
+ }
+ {
+ auto sub_layout = new QHBoxLayout;
+ sub_layout->addWidget(new QLabel(tr("Height:")));
+ sub_layout->addWidget(surface_height_control);
+ main_layout->addLayout(sub_layout);
+ }
+ {
+ auto sub_layout = new QHBoxLayout;
+ sub_layout->addWidget(new QLabel(tr("Format:")));
+ sub_layout->addWidget(surface_format_control);
+ main_layout->addLayout(sub_layout);
+ }
+ main_layout->addWidget(scroll_area);
+
+ auto info_layout = new QHBoxLayout;
+ {
+ auto xy_layout = new QVBoxLayout;
+ {
+ {
+ auto sub_layout = new QHBoxLayout;
+ sub_layout->addWidget(new QLabel(tr("X:")));
+ sub_layout->addWidget(surface_picker_x_control);
+ xy_layout->addLayout(sub_layout);
+ }
+ {
+ auto sub_layout = new QHBoxLayout;
+ sub_layout->addWidget(new QLabel(tr("Y:")));
+ sub_layout->addWidget(surface_picker_y_control);
+ xy_layout->addLayout(sub_layout);
+ }
+ }
+ info_layout->addLayout(xy_layout);
+ surface_info_label->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
+ info_layout->addWidget(surface_info_label);
+ }
+ main_layout->addLayout(info_layout);
+
+ main_layout->addWidget(save_surface);
+ main_widget->setLayout(main_layout);
+ setWidget(main_widget);
+
+ // Load current data - TODO: Make sure this works when emulation is not running
+ if (debug_context && debug_context->at_breakpoint) {
+ emit Update();
+ widget()->setEnabled(debug_context->at_breakpoint);
+ } else {
+ widget()->setEnabled(false);
+ }
+}
+
+void GraphicsSurfaceWidget::OnBreakPointHit(Pica::DebugContext::Event event, void* data)
+{
+ emit Update();
+ widget()->setEnabled(true);
+}
+
+void GraphicsSurfaceWidget::OnResumed()
+{
+ widget()->setEnabled(false);
+}
+
+void GraphicsSurfaceWidget::OnSurfaceSourceChanged(int new_value)
+{
+ surface_source = static_cast<Source>(new_value);
+ emit Update();
+}
+
+void GraphicsSurfaceWidget::OnSurfaceAddressChanged(qint64 new_value)
+{
+ if (surface_address != new_value) {
+ surface_address = static_cast<unsigned>(new_value);
+
+ surface_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
+ emit Update();
+ }
+}
+
+void GraphicsSurfaceWidget::OnSurfaceWidthChanged(int new_value)
+{
+ if (surface_width != static_cast<unsigned>(new_value)) {
+ surface_width = static_cast<unsigned>(new_value);
+
+ surface_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
+ emit Update();
+ }
+}
+
+void GraphicsSurfaceWidget::OnSurfaceHeightChanged(int new_value)
+{
+ if (surface_height != static_cast<unsigned>(new_value)) {
+ surface_height = static_cast<unsigned>(new_value);
+
+ surface_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
+ emit Update();
+ }
+}
+
+void GraphicsSurfaceWidget::OnSurfaceFormatChanged(int new_value)
+{
+ if (surface_format != static_cast<Format>(new_value)) {
+ surface_format = static_cast<Format>(new_value);
+
+ surface_source_list->setCurrentIndex(static_cast<int>(Source::Custom));
+ emit Update();
+ }
+}
+
+void GraphicsSurfaceWidget::OnSurfacePickerXChanged(int new_value)
+{
+ if (surface_picker_x != new_value) {
+ surface_picker_x = new_value;
+ Pick(surface_picker_x, surface_picker_y);
+ }
+}
+
+void GraphicsSurfaceWidget::OnSurfacePickerYChanged(int new_value)
+{
+ if (surface_picker_y != new_value) {
+ surface_picker_y = new_value;
+ Pick(surface_picker_x, surface_picker_y);
+ }
+}
+
+void GraphicsSurfaceWidget::Pick(int x, int y)
+{
+ surface_picker_x_control->setValue(x);
+ surface_picker_y_control->setValue(y);
+
+ if (x < 0 || x >= surface_width || y < 0 || y >= surface_height) {
+ surface_info_label->setText(tr("Pixel out of bounds"));
+ surface_info_label->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
+ return;
+ }
+
+ u8* buffer = Memory::GetPhysicalPointer(surface_address);
+ if (buffer == nullptr) {
+ surface_info_label->setText(tr("(unable to access pixel data)"));
+ surface_info_label->setAlignment(Qt::AlignCenter);
+ return;
+ }
+
+ unsigned nibbles_per_pixel = GraphicsSurfaceWidget::NibblesPerPixel(surface_format);
+ unsigned stride = nibbles_per_pixel * surface_width / 2;
+
+ unsigned bytes_per_pixel;
+ bool nibble_mode = (nibbles_per_pixel == 1);
+ if (nibble_mode) {
+ // As nibbles are contained in a byte we still need to access one byte per nibble
+ bytes_per_pixel = 1;
+ } else {
+ bytes_per_pixel = nibbles_per_pixel / 2;
+ }
+
+ const u32 coarse_y = y & ~7;
+ u32 offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride;
+ const u8* pixel = buffer + (nibble_mode ? (offset / 2) : offset);
+
+ auto GetText = [offset](Format format, const u8* pixel) {
+ switch (format) {
+ case Format::RGBA8:
+ {
+ auto value = Color::DecodeRGBA8(pixel) / 255.0f;
+ return QString("Red: %1, Green: %2, Blue: %3, Alpha: %4")
+ .arg(QString::number(value.r(), 'f', 2))
+ .arg(QString::number(value.g(), 'f', 2))
+ .arg(QString::number(value.b(), 'f', 2))
+ .arg(QString::number(value.a(), 'f', 2));
+ }
+ case Format::RGB8:
+ {
+ auto value = Color::DecodeRGB8(pixel) / 255.0f;
+ return QString("Red: %1, Green: %2, Blue: %3")
+ .arg(QString::number(value.r(), 'f', 2))
+ .arg(QString::number(value.g(), 'f', 2))
+ .arg(QString::number(value.b(), 'f', 2));
+ }
+ case Format::RGB5A1:
+ {
+ auto value = Color::DecodeRGB5A1(pixel) / 255.0f;
+ return QString("Red: %1, Green: %2, Blue: %3, Alpha: %4")
+ .arg(QString::number(value.r(), 'f', 2))
+ .arg(QString::number(value.g(), 'f', 2))
+ .arg(QString::number(value.b(), 'f', 2))
+ .arg(QString::number(value.a(), 'f', 2));
+ }
+ case Format::RGB565:
+ {
+ auto value = Color::DecodeRGB565(pixel) / 255.0f;
+ return QString("Red: %1, Green: %2, Blue: %3")
+ .arg(QString::number(value.r(), 'f', 2))
+ .arg(QString::number(value.g(), 'f', 2))
+ .arg(QString::number(value.b(), 'f', 2));
+ }
+ case Format::RGBA4:
+ {
+ auto value = Color::DecodeRGBA4(pixel) / 255.0f;
+ return QString("Red: %1, Green: %2, Blue: %3, Alpha: %4")
+ .arg(QString::number(value.r(), 'f', 2))
+ .arg(QString::number(value.g(), 'f', 2))
+ .arg(QString::number(value.b(), 'f', 2))
+ .arg(QString::number(value.a(), 'f', 2));
+ }
+ case Format::IA8:
+ return QString("Index: %1, Alpha: %2")
+ .arg(pixel[0])
+ .arg(pixel[1]);
+ case Format::RG8: {
+ auto value = Color::DecodeRG8(pixel) / 255.0f;
+ return QString("Red: %1, Green: %2")
+ .arg(QString::number(value.r(), 'f', 2))
+ .arg(QString::number(value.g(), 'f', 2));
+ }
+ case Format::I8:
+ return QString("Index: %1").arg(*pixel);
+ case Format::A8:
+ return QString("Alpha: %1").arg(QString::number(*pixel / 255.0f, 'f', 2));
+ case Format::IA4:
+ return QString("Index: %1, Alpha: %2")
+ .arg(*pixel & 0xF)
+ .arg((*pixel & 0xF0) >> 4);
+ case Format::I4:
+ {
+ u8 i = (*pixel >> ((offset % 2) ? 4 : 0)) & 0xF;
+ return QString("Index: %1").arg(i);
+ }
+ case Format::A4:
+ {
+ u8 a = (*pixel >> ((offset % 2) ? 4 : 0)) & 0xF;
+ return QString("Alpha: %1").arg(QString::number(a / 15.0f, 'f', 2));
+ }
+ case Format::ETC1:
+ case Format::ETC1A4:
+ // TODO: Display block information or channel values?
+ return QString("Compressed data");
+ case Format::D16:
+ {
+ auto value = Color::DecodeD16(pixel);
+ return QString("Depth: %1").arg(QString::number(value / (float)0xFFFF, 'f', 4));
+ }
+ case Format::D24:
+ {
+ auto value = Color::DecodeD24(pixel);
+ return QString("Depth: %1").arg(QString::number(value / (float)0xFFFFFF, 'f', 4));
+ }
+ case Format::D24X8:
+ case Format::X24S8:
+ {
+ auto values = Color::DecodeD24S8(pixel);
+ return QString("Depth: %1, Stencil: %2").arg(QString::number(values[0] / (float)0xFFFFFF, 'f', 4)).arg(values[1]);
+ }
+ case Format::Unknown:
+ return QString("Unknown format");
+ default:
+ return QString("Unhandled format");
+ }
+ return QString("");
+ };
+
+ QString nibbles = "";
+ for (unsigned i = 0; i < nibbles_per_pixel; i++) {
+ unsigned nibble_index = i;
+ if (nibble_mode) {
+ nibble_index += (offset % 2) ? 0 : 1;
+ }
+ u8 byte = pixel[nibble_index / 2];
+ u8 nibble = (byte >> ((nibble_index % 2) ? 0 : 4)) & 0xF;
+ nibbles.append(QString::number(nibble, 16).toUpper());
+ }
+
+ surface_info_label->setText(QString("Raw: 0x%3\n(%4)").arg(nibbles).arg(GetText(surface_format, pixel)));
+ surface_info_label->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
+}
+
+void GraphicsSurfaceWidget::OnUpdate()
+{
+ QPixmap pixmap;
+
+ switch (surface_source) {
+ case Source::ColorBuffer:
+ {
+ // TODO: Store a reference to the registers in the debug context instead of accessing them directly...
+
+ const auto& framebuffer = Pica::g_state.regs.framebuffer;
+
+ surface_address = framebuffer.GetColorBufferPhysicalAddress();
+ surface_width = framebuffer.GetWidth();
+ surface_height = framebuffer.GetHeight();
+
+ switch (framebuffer.color_format) {
+ case Pica::Regs::ColorFormat::RGBA8:
+ surface_format = Format::RGBA8;
+ break;
+
+ case Pica::Regs::ColorFormat::RGB8:
+ surface_format = Format::RGB8;
+ break;
+
+ case Pica::Regs::ColorFormat::RGB5A1:
+ surface_format = Format::RGB5A1;
+ break;
+
+ case Pica::Regs::ColorFormat::RGB565:
+ surface_format = Format::RGB565;
+ break;
+
+ case Pica::Regs::ColorFormat::RGBA4:
+ surface_format = Format::RGBA4;
+ break;
+
+ default:
+ surface_format = Format::Unknown;
+ break;
+ }
+
+ break;
+ }
+
+ case Source::DepthBuffer:
+ {
+ const auto& framebuffer = Pica::g_state.regs.framebuffer;
+
+ surface_address = framebuffer.GetDepthBufferPhysicalAddress();
+ surface_width = framebuffer.GetWidth();
+ surface_height = framebuffer.GetHeight();
+
+ switch (framebuffer.depth_format) {
+ case Pica::Regs::DepthFormat::D16:
+ surface_format = Format::D16;
+ break;
+
+ case Pica::Regs::DepthFormat::D24:
+ surface_format = Format::D24;
+ break;
+
+ case Pica::Regs::DepthFormat::D24S8:
+ surface_format = Format::D24X8;
+ break;
+
+ default:
+ surface_format = Format::Unknown;
+ break;
+ }
+
+ break;
+ }
+
+ case Source::StencilBuffer:
+ {
+ const auto& framebuffer = Pica::g_state.regs.framebuffer;
+
+ surface_address = framebuffer.GetDepthBufferPhysicalAddress();
+ surface_width = framebuffer.GetWidth();
+ surface_height = framebuffer.GetHeight();
+
+ switch (framebuffer.depth_format) {
+ case Pica::Regs::DepthFormat::D24S8:
+ surface_format = Format::X24S8;
+ break;
+
+ default:
+ surface_format = Format::Unknown;
+ break;
+ }
+
+ break;
+ }
+
+ case Source::Texture0:
+ case Source::Texture1:
+ case Source::Texture2:
+ {
+ unsigned texture_index;
+ if (surface_source == Source::Texture0) texture_index = 0;
+ else if (surface_source == Source::Texture1) texture_index = 1;
+ else if (surface_source == Source::Texture2) texture_index = 2;
+ else {
+ qDebug() << "Unknown texture source " << static_cast<int>(surface_source);
+ break;
+ }
+
+ const auto texture = Pica::g_state.regs.GetTextures()[texture_index];
+ auto info = Pica::DebugUtils::TextureInfo::FromPicaRegister(texture.config, texture.format);
+
+ surface_address = info.physical_address;
+ surface_width = info.width;
+ surface_height = info.height;
+ surface_format = static_cast<Format>(info.format);
+
+ if (surface_format > Format::MaxTextureFormat) {
+ qDebug() << "Unknown texture format " << static_cast<int>(info.format);
+ }
+ break;
+ }
+
+ case Source::Custom:
+ {
+ // Keep user-specified values
+ break;
+ }
+
+ default:
+ qDebug() << "Unknown surface source " << static_cast<int>(surface_source);
+ break;
+ }
+
+ surface_address_control->SetValue(surface_address);
+ surface_width_control->setValue(surface_width);
+ surface_height_control->setValue(surface_height);
+ surface_format_control->setCurrentIndex(static_cast<int>(surface_format));
+
+ // TODO: Implement a good way to visualize alpha components!
+
+ QImage decoded_image(surface_width, surface_height, QImage::Format_ARGB32);
+ u8* buffer = Memory::GetPhysicalPointer(surface_address);
+
+ if (buffer == nullptr) {
+ surface_picture_label->hide();
+ surface_info_label->setText(tr("(invalid surface address)"));
+ surface_info_label->setAlignment(Qt::AlignCenter);
+ surface_picker_x_control->setEnabled(false);
+ surface_picker_y_control->setEnabled(false);
+ save_surface->setEnabled(false);
+ return;
+ }
+
+ if (surface_format == Format::Unknown) {
+ surface_picture_label->hide();
+ surface_info_label->setText(tr("(unknown surface format)"));
+ surface_info_label->setAlignment(Qt::AlignCenter);
+ surface_picker_x_control->setEnabled(false);
+ surface_picker_y_control->setEnabled(false);
+ save_surface->setEnabled(false);
+ return;
+ }
+
+ surface_picture_label->show();
+
+ unsigned nibbles_per_pixel = GraphicsSurfaceWidget::NibblesPerPixel(surface_format);
+ unsigned stride = nibbles_per_pixel * surface_width / 2;
+
+ // We handle depth formats here because DebugUtils only supports TextureFormats
+ if (surface_format <= Format::MaxTextureFormat) {
+
+ // Generate a virtual texture
+ Pica::DebugUtils::TextureInfo info;
+ info.physical_address = surface_address;
+ info.width = surface_width;
+ info.height = surface_height;
+ info.format = static_cast<Pica::Regs::TextureFormat>(surface_format);
+ info.stride = stride;
+
+ for (unsigned int y = 0; y < surface_height; ++y) {
+ for (unsigned int x = 0; x < surface_width; ++x) {
+ Math::Vec4<u8> color = Pica::DebugUtils::LookupTexture(buffer, x, y, info, true);
+ decoded_image.setPixel(x, y, qRgba(color.r(), color.g(), color.b(), color.a()));
+ }
+ }
+
+ } else {
+
+ ASSERT_MSG(nibbles_per_pixel >= 2, "Depth decoder only supports formats with at least one byte per pixel");
+ unsigned bytes_per_pixel = nibbles_per_pixel / 2;
+
+ for (unsigned int y = 0; y < surface_height; ++y) {
+ for (unsigned int x = 0; x < surface_width; ++x) {
+ const u32 coarse_y = y & ~7;
+ u32 offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride;
+ const u8* pixel = buffer + offset;
+ Math::Vec4<u8> color = { 0, 0, 0, 0 };
+
+ switch(surface_format) {
+ case Format::D16:
+ {
+ u32 data = Color::DecodeD16(pixel);
+ color.r() = data & 0xFF;
+ color.g() = (data >> 8) & 0xFF;
+ break;
+ }
+ case Format::D24:
+ {
+ u32 data = Color::DecodeD24(pixel);
+ color.r() = data & 0xFF;
+ color.g() = (data >> 8) & 0xFF;
+ color.b() = (data >> 16) & 0xFF;
+ break;
+ }
+ case Format::D24X8:
+ {
+ Math::Vec2<u32> data = Color::DecodeD24S8(pixel);
+ color.r() = data.x & 0xFF;
+ color.g() = (data.x >> 8) & 0xFF;
+ color.b() = (data.x >> 16) & 0xFF;
+ break;
+ }
+ case Format::X24S8:
+ {
+ Math::Vec2<u32> data = Color::DecodeD24S8(pixel);
+ color.r() = color.g() = color.b() = data.y;
+ break;
+ }
+ default:
+ qDebug() << "Unknown surface format " << static_cast<int>(surface_format);
+ break;
+ }
+
+ decoded_image.setPixel(x, y, qRgba(color.r(), color.g(), color.b(), 255));
+ }
+ }
+
+ }
+
+ pixmap = QPixmap::fromImage(decoded_image);
+ surface_picture_label->setPixmap(pixmap);
+ surface_picture_label->resize(pixmap.size());
+
+ // Update the info with pixel data
+ surface_picker_x_control->setEnabled(true);
+ surface_picker_y_control->setEnabled(true);
+ Pick(surface_picker_x, surface_picker_y);
+
+ // Enable saving the converted pixmap to file
+ save_surface->setEnabled(true);
+}
+
+void GraphicsSurfaceWidget::SaveSurface() {
+ QString png_filter = tr("Portable Network Graphic (*.png)");
+ QString bin_filter = tr("Binary data (*.bin)");
+
+ QString selectedFilter;
+ QString filename = QFileDialog::getSaveFileName(this, tr("Save Surface"), QString("texture-0x%1.png").arg(QString::number(surface_address, 16)),
+ QString("%1;;%2").arg(png_filter, bin_filter), &selectedFilter);
+
+ if (filename.isEmpty()) {
+ // If the user canceled the dialog, don't save anything.
+ return;
+ }
+
+ if (selectedFilter == png_filter) {
+ const QPixmap* pixmap = surface_picture_label->pixmap();
+ ASSERT_MSG(pixmap != nullptr, "No pixmap set");
+
+ QFile file(filename);
+ file.open(QIODevice::WriteOnly);
+ if (pixmap)
+ pixmap->save(&file, "PNG");
+ } else if (selectedFilter == bin_filter) {
+ const u8* buffer = Memory::GetPhysicalPointer(surface_address);
+ ASSERT_MSG(buffer != nullptr, "Memory not accessible");
+
+ QFile file(filename);
+ file.open(QIODevice::WriteOnly);
+ int size = surface_width * surface_height * NibblesPerPixel(surface_format) / 2;
+ QByteArray data(reinterpret_cast<const char*>(buffer), size);
+ file.write(data);
+ } else {
+ UNREACHABLE_MSG("Unhandled filter selected");
+ }
+}
+
+unsigned int GraphicsSurfaceWidget::NibblesPerPixel(GraphicsSurfaceWidget::Format format) {
+ if (format <= Format::MaxTextureFormat) {
+ return Pica::Regs::NibblesPerPixel(static_cast<Pica::Regs::TextureFormat>(format));
+ }
+
+ switch (format) {
+ case Format::D24X8:
+ case Format::X24S8:
+ return 4 * 2;
+ case Format::D24:
+ return 3 * 2;
+ case Format::D16:
+ return 2 * 2;
+ default:
+ UNREACHABLE_MSG("GraphicsSurfaceWidget::BytesPerPixel: this "
+ "should not be reached as this function should "
+ "be given a format which is in "
+ "GraphicsSurfaceWidget::Format. Instead got %i",
+ static_cast<int>(format));
+ return 0;
+ }
+}