Tony Wasserka
commit
884b681cca
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// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <memory>
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#include <QBoxLayout>
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#include <QComboBox>
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#include <QFileDialog>
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#include <QLabel>
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#include <QMessageBox>
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#include <QPushButton>
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#include <QSpinBox>
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#include <boost/range/algorithm/copy.hpp>
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#include "core/hw/gpu.h"
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#include "core/hw/lcd.h"
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#include "video_core/pica.h"
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#include "nihstro/float24.h"
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#include "graphics_tracing.h"
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GraphicsTracingWidget::GraphicsTracingWidget(std::shared_ptr<Pica::DebugContext> debug_context,
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QWidget* parent)
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: BreakPointObserverDock(debug_context, tr("CiTrace Recorder"), parent) {
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setObjectName("CiTracing");
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QPushButton* start_recording = new QPushButton(tr("Start Recording"));
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QPushButton* stop_recording = new QPushButton(QIcon::fromTheme("document-save"), tr("Stop and Save"));
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QPushButton* abort_recording = new QPushButton(tr("Abort Recording"));
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connect(this, SIGNAL(SetStartTracingButtonEnabled(bool)), start_recording, SLOT(setVisible(bool)));
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connect(this, SIGNAL(SetStopTracingButtonEnabled(bool)), stop_recording, SLOT(setVisible(bool)));
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connect(this, SIGNAL(SetAbortTracingButtonEnabled(bool)), abort_recording, SLOT(setVisible(bool)));
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connect(start_recording, SIGNAL(clicked()), this, SLOT(StartRecording()));
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connect(stop_recording, SIGNAL(clicked()), this, SLOT(StopRecording()));
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connect(abort_recording, SIGNAL(clicked()), this, SLOT(AbortRecording()));
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stop_recording->setVisible(false);
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abort_recording->setVisible(false);
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auto main_widget = new QWidget;
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auto main_layout = new QVBoxLayout;
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{
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auto sub_layout = new QHBoxLayout;
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sub_layout->addWidget(start_recording);
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sub_layout->addWidget(stop_recording);
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sub_layout->addWidget(abort_recording);
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main_layout->addLayout(sub_layout);
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}
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main_widget->setLayout(main_layout);
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setWidget(main_widget);
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}
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void GraphicsTracingWidget::StartRecording() {
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auto context = context_weak.lock();
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if (!context)
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return;
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auto shader_binary = Pica::g_state.vs.program_code;
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auto swizzle_data = Pica::g_state.vs.swizzle_data;
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// Encode floating point numbers to 24-bit values
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// TODO: Drop this explicit conversion once we store float24 values bit-correctly internally.
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std::array<uint32_t, 4 * 16> default_attributes;
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for (unsigned i = 0; i < 16; ++i) {
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for (unsigned comp = 0; comp < 3; ++comp) {
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default_attributes[4 * i + comp] = nihstro::to_float24(Pica::g_state.vs.default_attributes[i][comp].ToFloat32());
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}
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}
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std::array<uint32_t, 4 * 96> vs_float_uniforms;
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for (unsigned i = 0; i < 96; ++i)
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for (unsigned comp = 0; comp < 3; ++comp)
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vs_float_uniforms[4 * i + comp] = nihstro::to_float24(Pica::g_state.vs.uniforms.f[i][comp].ToFloat32());
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CiTrace::Recorder::InitialState state;
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std::copy_n((u32*)&GPU::g_regs, sizeof(GPU::g_regs) / sizeof(u32), std::back_inserter(state.gpu_registers));
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std::copy_n((u32*)&LCD::g_regs, sizeof(LCD::g_regs) / sizeof(u32), std::back_inserter(state.lcd_registers));
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std::copy_n((u32*)&Pica::g_state.regs, sizeof(Pica::g_state.regs) / sizeof(u32), std::back_inserter(state.pica_registers));
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boost::copy(default_attributes, std::back_inserter(state.default_attributes));
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boost::copy(shader_binary, std::back_inserter(state.vs_program_binary));
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boost::copy(swizzle_data, std::back_inserter(state.vs_swizzle_data));
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boost::copy(vs_float_uniforms, std::back_inserter(state.vs_float_uniforms));
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//boost::copy(TODO: Not implemented, std::back_inserter(state.gs_program_binary));
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//boost::copy(TODO: Not implemented, std::back_inserter(state.gs_swizzle_data));
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//boost::copy(TODO: Not implemented, std::back_inserter(state.gs_float_uniforms));
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auto recorder = new CiTrace::Recorder(state);
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context->recorder = std::shared_ptr<CiTrace::Recorder>(recorder);
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emit SetStartTracingButtonEnabled(false);
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emit SetStopTracingButtonEnabled(true);
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emit SetAbortTracingButtonEnabled(true);
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}
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void GraphicsTracingWidget::StopRecording() {
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auto context = context_weak.lock();
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if (!context)
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return;
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QString filename = QFileDialog::getSaveFileName(this, tr("Save CiTrace"), "citrace.ctf",
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tr("CiTrace File (*.ctf)"));
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if (filename.isEmpty()) {
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// If the user canceled the dialog, keep recording
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return;
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}
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context->recorder->Finish(filename.toStdString());
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context->recorder = nullptr;
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emit SetStopTracingButtonEnabled(false);
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emit SetAbortTracingButtonEnabled(false);
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emit SetStartTracingButtonEnabled(true);
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}
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void GraphicsTracingWidget::AbortRecording() {
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auto context = context_weak.lock();
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if (!context)
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return;
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context->recorder = nullptr;
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emit SetStopTracingButtonEnabled(false);
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emit SetAbortTracingButtonEnabled(false);
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emit SetStartTracingButtonEnabled(true);
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}
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void GraphicsTracingWidget::OnBreakPointHit(Pica::DebugContext::Event event, void* data) {
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widget()->setEnabled(true);
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}
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void GraphicsTracingWidget::OnResumed() {
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widget()->setEnabled(false);
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}
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void GraphicsTracingWidget::OnEmulationStarting(EmuThread* emu_thread) {
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// Disable tracing starting/stopping until a GPU breakpoint is reached
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widget()->setEnabled(false);
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}
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void GraphicsTracingWidget::OnEmulationStopping() {
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// TODO: Is it safe to access the context here?
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auto context = context_weak.lock();
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if (!context)
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return;
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if (context->recorder) {
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auto reply = QMessageBox::question(this, tr("CiTracing still active"),
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tr("A CiTrace is still being recorded. Do you want to save it? If not, all recorded data will be discarded."),
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QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes);
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if (reply == QMessageBox::Yes) {
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StopRecording();
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} else {
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AbortRecording();
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}
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}
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// If the widget was disabled before, enable it now to allow starting
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// tracing before starting the next emulation session
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widget()->setEnabled(true);
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}
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@ -0,0 +1,32 @@
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// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include "graphics_breakpoint_observer.h"
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class EmuThread;
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class GraphicsTracingWidget : public BreakPointObserverDock {
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Q_OBJECT
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public:
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GraphicsTracingWidget(std::shared_ptr<Pica::DebugContext> debug_context, QWidget* parent = nullptr);
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private slots:
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void StartRecording();
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void StopRecording();
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void AbortRecording();
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void OnBreakPointHit(Pica::DebugContext::Event event, void* data) override;
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void OnResumed() override;
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void OnEmulationStarting(EmuThread* emu_thread);
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void OnEmulationStopping();
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signals:
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void SetStartTracingButtonEnabled(bool enable);
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void SetStopTracingButtonEnabled(bool enable);
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void SetAbortTracingButtonEnabled(bool enable);
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};
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@ -0,0 +1,101 @@
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// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <cstdint>
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namespace CiTrace {
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// NOTE: Things are stored in little-endian
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#pragma pack(1)
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struct CTHeader {
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static const char* ExpectedMagicWord() {
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return "CiTr";
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}
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static uint32_t ExpectedVersion() {
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return 1;
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}
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char magic[4];
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uint32_t version;
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uint32_t header_size;
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struct {
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// NOTE: Register range sizes are technically hardware-constants, but the actual limits
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// aren't known. Hence we store the presumed limits along the offsets.
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// Sizes are given in uint32_t units.
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uint32_t gpu_registers;
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uint32_t gpu_registers_size;
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uint32_t lcd_registers;
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uint32_t lcd_registers_size;
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uint32_t pica_registers;
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uint32_t pica_registers_size;
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uint32_t default_attributes;
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uint32_t default_attributes_size;
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uint32_t vs_program_binary;
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uint32_t vs_program_binary_size;
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uint32_t vs_swizzle_data;
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uint32_t vs_swizzle_data_size;
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uint32_t vs_float_uniforms;
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uint32_t vs_float_uniforms_size;
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uint32_t gs_program_binary;
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uint32_t gs_program_binary_size;
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uint32_t gs_swizzle_data;
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uint32_t gs_swizzle_data_size;
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uint32_t gs_float_uniforms;
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uint32_t gs_float_uniforms_size;
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// Other things we might want to store here:
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// - Initial framebuffer data, maybe even a full copy of FCRAM/VRAM
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// - Lookup tables for fragment lighting
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// - Lookup tables for procedural textures
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} initial_state_offsets;
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uint32_t stream_offset;
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uint32_t stream_size;
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};
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enum CTStreamElementType : uint32_t {
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FrameMarker = 0xE1,
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MemoryLoad = 0xE2,
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RegisterWrite = 0xE3,
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};
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struct CTMemoryLoad {
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uint32_t file_offset;
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uint32_t size;
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uint32_t physical_address;
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uint32_t pad;
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};
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struct CTRegisterWrite {
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uint32_t physical_address;
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enum : uint32_t {
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SIZE_8 = 0xD1,
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SIZE_16 = 0xD2,
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SIZE_32 = 0xD3,
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SIZE_64 = 0xD4
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} size;
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// TODO: Make it clearer which bits of this member are used for sizes other than 32 bits
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uint64_t value;
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};
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struct CTStreamElement {
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CTStreamElementType type;
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union {
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CTMemoryLoad memory_load;
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CTRegisterWrite register_write;
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};
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};
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#pragma pack()
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}
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@ -0,0 +1,187 @@
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// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <cstring>
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#include "common/assert.h"
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#include "common/file_util.h"
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#include "common/logging/log.h"
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#include "recorder.h"
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namespace CiTrace {
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Recorder::Recorder(const InitialState& initial_state) : initial_state(initial_state) {
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}
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void Recorder::Finish(const std::string& filename) {
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// Setup CiTrace header
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CTHeader header;
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std::memcpy(header.magic, CTHeader::ExpectedMagicWord(), 4);
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header.version = CTHeader::ExpectedVersion();
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header.header_size = sizeof(CTHeader);
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// Calculate file offsets
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auto& initial = header.initial_state_offsets;
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initial.gpu_registers_size = initial_state.gpu_registers.size();
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initial.lcd_registers_size = initial_state.lcd_registers.size();
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initial.pica_registers_size = initial_state.pica_registers.size();
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initial.default_attributes_size = initial_state.default_attributes.size();
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initial.vs_program_binary_size = initial_state.vs_program_binary.size();
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initial.vs_swizzle_data_size = initial_state.vs_swizzle_data.size();
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initial.vs_float_uniforms_size = initial_state.vs_float_uniforms.size();
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initial.gs_program_binary_size = initial_state.gs_program_binary.size();
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initial.gs_swizzle_data_size = initial_state.gs_swizzle_data.size();
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initial.gs_float_uniforms_size = initial_state.gs_float_uniforms.size();
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header.stream_size = stream.size();
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initial.gpu_registers = sizeof(header);
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initial.lcd_registers = initial.gpu_registers + initial.gpu_registers_size * sizeof(u32);
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initial.pica_registers = initial.lcd_registers + initial.lcd_registers_size * sizeof(u32);;
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initial.default_attributes = initial.pica_registers + initial.pica_registers_size * sizeof(u32);
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initial.vs_program_binary = initial.default_attributes + initial.default_attributes_size * sizeof(u32);
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initial.vs_swizzle_data = initial.vs_program_binary + initial.vs_program_binary_size * sizeof(u32);
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initial.vs_float_uniforms = initial.vs_swizzle_data + initial.vs_swizzle_data_size * sizeof(u32);
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initial.gs_program_binary = initial.vs_float_uniforms + initial.vs_float_uniforms_size * sizeof(u32);
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initial.gs_swizzle_data = initial.gs_program_binary + initial.gs_program_binary_size * sizeof(u32);
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initial.gs_float_uniforms = initial.gs_swizzle_data + initial.gs_swizzle_data_size * sizeof(u32);
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header.stream_offset = initial.gs_float_uniforms + initial.gs_float_uniforms_size * sizeof(u32);
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// Iterate through stream elements, update relevant stream element data
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for (auto& stream_element : stream) {
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switch (stream_element.data.type) {
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case MemoryLoad:
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{
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auto& file_offset = memory_regions[stream_element.hash];
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if (!stream_element.uses_existing_data) {
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file_offset = header.stream_offset;
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}
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stream_element.data.memory_load.file_offset = file_offset;
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break;
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}
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default:
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// Other commands don't use any extra data
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DEBUG_ASSERT(stream_element.extra_data.size() == 0);
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break;
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}
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header.stream_offset += stream_element.extra_data.size();
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}
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try {
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// Open file and write header
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FileUtil::IOFile file(filename, "wb");
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size_t written = file.WriteObject(header);
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if (written != 1 || file.Tell() != initial.gpu_registers)
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throw "Failed to write header";
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// Write initial state
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written = file.WriteArray(initial_state.gpu_registers.data(), initial_state.gpu_registers.size());
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if (written != initial_state.gpu_registers.size() || file.Tell() != initial.lcd_registers)
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throw "Failed to write GPU registers";
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written = file.WriteArray(initial_state.lcd_registers.data(), initial_state.lcd_registers.size());
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if (written != initial_state.lcd_registers.size() || file.Tell() != initial.pica_registers)
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throw "Failed to write LCD registers";
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written = file.WriteArray(initial_state.pica_registers.data(), initial_state.pica_registers.size());
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if (written != initial_state.pica_registers.size() || file.Tell() != initial.default_attributes)
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throw "Failed to write Pica registers";
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written = file.WriteArray(initial_state.default_attributes.data(), initial_state.default_attributes.size());
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if (written != initial_state.default_attributes.size() || file.Tell() != initial.vs_program_binary)
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throw "Failed to write default vertex attributes";
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written = file.WriteArray(initial_state.vs_program_binary.data(), initial_state.vs_program_binary.size());
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if (written != initial_state.vs_program_binary.size() || file.Tell() != initial.vs_swizzle_data)
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throw "Failed to write vertex shader program binary";
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written = file.WriteArray(initial_state.vs_swizzle_data.data(), initial_state.vs_swizzle_data.size());
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if (written != initial_state.vs_swizzle_data.size() || file.Tell() != initial.vs_float_uniforms)
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throw "Failed to write vertex shader swizzle data";
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written = file.WriteArray(initial_state.vs_float_uniforms.data(), initial_state.vs_float_uniforms.size());
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if (written != initial_state.vs_float_uniforms.size() || file.Tell() != initial.gs_program_binary)
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throw "Failed to write vertex shader float uniforms";
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written = file.WriteArray(initial_state.gs_program_binary.data(), initial_state.gs_program_binary.size());
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if (written != initial_state.gs_program_binary.size() || file.Tell() != initial.gs_swizzle_data)
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throw "Failed to write geomtry shader program binary";
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written = file.WriteArray(initial_state.gs_swizzle_data.data(), initial_state.gs_swizzle_data.size());
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if (written != initial_state.gs_swizzle_data.size() || file.Tell() != initial.gs_float_uniforms)
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throw "Failed to write geometry shader swizzle data";
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written = file.WriteArray(initial_state.gs_float_uniforms.data(), initial_state.gs_float_uniforms.size());
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if (written != initial_state.gs_float_uniforms.size() || file.Tell() != initial.gs_float_uniforms + sizeof(u32) * initial.gs_float_uniforms_size)
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throw "Failed to write geometry shader float uniforms";
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// Iterate through stream elements, write "extra data"
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for (const auto& stream_element : stream) {
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if (stream_element.extra_data.size() == 0)
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continue;
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written = file.WriteBytes(stream_element.extra_data.data(), stream_element.extra_data.size());
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if (written != stream_element.extra_data.size())
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throw "Failed to write extra data";
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}
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if (file.Tell() != header.stream_offset)
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||||
throw "Unexpected end of extra data";
|
||||
|
||||
// Write actual stream elements
|
||||
for (const auto& stream_element : stream) {
|
||||
if (1 != file.WriteObject(stream_element.data))
|
||||
throw "Failed to write stream element";
|
||||
}
|
||||
} catch(const char* str) {
|
||||
LOG_ERROR(HW_GPU, "Writing CiTrace file failed: %s", str);
|
||||
}
|
||||
}
|
||||
|
||||
void Recorder::FrameFinished() {
|
||||
stream.push_back( { FrameMarker } );
|
||||
}
|
||||
|
||||
void Recorder::MemoryAccessed(const u8* data, u32 size, u32 physical_address) {
|
||||
StreamElement element = { MemoryLoad };
|
||||
element.data.memory_load.size = size;
|
||||
element.data.memory_load.physical_address = physical_address;
|
||||
|
||||
// Compute hash over given memory region to check if the contents are already stored internally
|
||||
boost::crc_32_type result;
|
||||
result.process_bytes(data, size);
|
||||
element.hash = result.checksum();
|
||||
|
||||
element.uses_existing_data = (memory_regions.find(element.hash) != memory_regions.end());
|
||||
if (!element.uses_existing_data) {
|
||||
element.extra_data.resize(size);
|
||||
memcpy(element.extra_data.data(), data, size);
|
||||
memory_regions.insert({element.hash, 0}); // file offset will be initialized in Finish()
|
||||
}
|
||||
|
||||
stream.push_back(element);
|
||||
}
|
||||
|
||||
template<typename T>
|
||||
void Recorder::RegisterWritten(u32 physical_address, T value) {
|
||||
StreamElement element = { RegisterWrite };
|
||||
element.data.register_write.size = (sizeof(T) == 1) ? CTRegisterWrite::SIZE_8
|
||||
: (sizeof(T) == 2) ? CTRegisterWrite::SIZE_16
|
||||
: (sizeof(T) == 4) ? CTRegisterWrite::SIZE_32
|
||||
: CTRegisterWrite::SIZE_64;
|
||||
element.data.register_write.physical_address = physical_address;
|
||||
element.data.register_write.value = value;
|
||||
|
||||
stream.push_back(element);
|
||||
}
|
||||
|
||||
template void Recorder::RegisterWritten(u32,u8);
|
||||
template void Recorder::RegisterWritten(u32,u16);
|
||||
template void Recorder::RegisterWritten(u32,u32);
|
||||
template void Recorder::RegisterWritten(u32,u64);
|
||||
|
||||
}
|
||||
@ -0,0 +1,90 @@
|
||||
// Copyright 2015 Citra Emulator Project
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <unordered_map>
|
||||
#include <vector>
|
||||
|
||||
#include <boost/crc.hpp>
|
||||
|
||||
#include "common/common_types.h"
|
||||
|
||||
#include "citrace.h"
|
||||
|
||||
namespace CiTrace {
|
||||
|
||||
class Recorder {
|
||||
public:
|
||||
struct InitialState {
|
||||
std::vector<u32> gpu_registers;
|
||||
std::vector<u32> lcd_registers;
|
||||
std::vector<u32> pica_registers;
|
||||
std::vector<u32> default_attributes;
|
||||
std::vector<u32> vs_program_binary;
|
||||
std::vector<u32> vs_swizzle_data;
|
||||
std::vector<u32> vs_float_uniforms;
|
||||
std::vector<u32> gs_program_binary;
|
||||
std::vector<u32> gs_swizzle_data;
|
||||
std::vector<u32> gs_float_uniforms;
|
||||
};
|
||||
|
||||
/**
|
||||
* Recorder constructor
|
||||
* @param default_attributes Pointer to an array of 32-bit-aligned 24-bit floating point values.
|
||||
* @param vs_float_uniforms Pointer to an array of 32-bit-aligned 24-bit floating point values.
|
||||
*/
|
||||
Recorder(const InitialState& initial_state);
|
||||
|
||||
/// Finish recording of this Citrace and save it using the given filename.
|
||||
void Finish(const std::string& filename);
|
||||
|
||||
/// Mark end of a frame
|
||||
void FrameFinished();
|
||||
|
||||
/**
|
||||
* Store a copy of the given memory range in the recording.
|
||||
* @note Use this whenever the GPU is about to access a particular memory region.
|
||||
* @note The implementation will make sure to minimize redundant memory updates.
|
||||
*/
|
||||
void MemoryAccessed(const u8* data, u32 size, u32 physical_address);
|
||||
|
||||
/**
|
||||
* Record a register write.
|
||||
* @note Use this whenever a GPU-related MMIO register has been written to.
|
||||
*/
|
||||
template<typename T>
|
||||
void RegisterWritten(u32 physical_address, T value);
|
||||
|
||||
private:
|
||||
// Initial state of recording start
|
||||
InitialState initial_state;
|
||||
|
||||
// Command stream
|
||||
struct StreamElement {
|
||||
CTStreamElement data;
|
||||
|
||||
/**
|
||||
* Extra data to store along "core" data.
|
||||
* This is e.g. used for data used in MemoryUpdates.
|
||||
*/
|
||||
std::vector<u8> extra_data;
|
||||
|
||||
/// Optional CRC hash (e.g. for hashing memory regions)
|
||||
boost::crc_32_type::value_type hash;
|
||||
|
||||
/// If true, refer to data already written to the output file instead of extra_data
|
||||
bool uses_existing_data;
|
||||
};
|
||||
|
||||
std::vector<StreamElement> stream;
|
||||
|
||||
/**
|
||||
* Internal cache which maps hashes of memory contents to file offsets at which those memory
|
||||
* contents are stored.
|
||||
*/
|
||||
std::unordered_map<boost::crc_32_type::value_type /*hash*/, u32 /*file_offset*/> memory_regions;
|
||||
};
|
||||
|
||||
} // namespace
|
||||
Loading…
Reference in New Issue