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citra-qt: Add a vertex shader debugger.

pull/15/merge
Tony Wasserka 11 years ago
parent
3f649dc9b8
commit
12a5cd1d65
4 changed files with 357 additions and 0 deletions
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  1. 2
      src/citra_qt/CMakeLists.txt
  2. 298
      src/citra_qt/debugger/graphics_vertex_shader.cpp
  3. 51
      src/citra_qt/debugger/graphics_vertex_shader.h
  4. 6
      src/citra_qt/main.cpp

2
src/citra_qt/CMakeLists.txt
View File

@ -12,6 +12,7 @@ set(SRCS
debugger/graphics_breakpoints.cpp
debugger/graphics_cmdlists.cpp
debugger/graphics_framebuffer.cpp
debugger/graphics_vertex_shader.cpp
debugger/ramview.cpp
debugger/registers.cpp
util/spinbox.cpp
@ -33,6 +34,7 @@ set(HEADERS
debugger/graphics_breakpoints_p.h
debugger/graphics_cmdlists.h
debugger/graphics_framebuffer.h
debugger/graphics_vertex_shader.h
debugger/ramview.h
debugger/registers.h
util/spinbox.h

298
src/citra_qt/debugger/graphics_vertex_shader.cpp
View File

@ -0,0 +1,298 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <iomanip>
#include <sstream>
#include <QBoxLayout>
#include <QTreeView>
#include "video_core/vertex_shader.h"
#include "graphics_vertex_shader.h"
using nihstro::Instruction;
using nihstro::SourceRegister;
using nihstro::SwizzlePattern;
GraphicsVertexShaderModel::GraphicsVertexShaderModel(QObject* parent): QAbstractItemModel(parent) {
}
QModelIndex GraphicsVertexShaderModel::index(int row, int column, const QModelIndex& parent) const {
return createIndex(row, column);
}
QModelIndex GraphicsVertexShaderModel::parent(const QModelIndex& child) const {
return QModelIndex();
}
int GraphicsVertexShaderModel::columnCount(const QModelIndex& parent) const {
return 3;
}
int GraphicsVertexShaderModel::rowCount(const QModelIndex& parent) const {
return info.code.size();
}
QVariant GraphicsVertexShaderModel::headerData(int section, Qt::Orientation orientation, int role) const {
switch(role) {
case Qt::DisplayRole:
{
if (section == 0) {
return tr("Offset");
} else if (section == 1) {
return tr("Raw");
} else if (section == 2) {
return tr("Disassembly");
}
break;
}
}
return QVariant();
}
QVariant GraphicsVertexShaderModel::data(const QModelIndex& index, int role) const {
switch (role) {
case Qt::DisplayRole:
{
switch (index.column()) {
case 0:
if (info.HasLabel(index.row()))
return QString::fromStdString(info.GetLabel(index.row()));
return QString("%1").arg(4*index.row(), 4, 16, QLatin1Char('0'));
case 1:
return QString("%1").arg(info.code[index.row()].hex, 8, 16, QLatin1Char('0'));
case 2:
{
std::stringstream output;
output.flags(std::ios::hex);
Instruction instr = info.code[index.row()];
const SwizzlePattern& swizzle = info.swizzle_info[instr.common.operand_desc_id].pattern;
// longest known instruction name: "setemit "
output << std::setw(8) << std::left << instr.opcode.GetInfo().name;
// e.g. "-c92.xyzw"
static auto print_input = [](std::stringstream& output, const SourceRegister& input,
bool negate, const std::string& swizzle_mask) {
output << std::setw(4) << std::right << (negate ? "-" : "") + input.GetName();
output << "." << swizzle_mask;
};
// e.g. "-c92[a0.x].xyzw"
static auto print_input_indexed = [](std::stringstream& output, const SourceRegister& input,
bool negate, const std::string& swizzle_mask,
const std::string& address_register_name) {
std::string relative_address;
if (!address_register_name.empty())
relative_address = "[" + address_register_name + "]";
output << std::setw(10) << std::right << (negate ? "-" : "") + input.GetName() + relative_address;
output << "." << swizzle_mask;
};
// Use print_input or print_input_indexed depending on whether relative addressing is used or not.
static auto print_input_indexed_compact = [](std::stringstream& output, const SourceRegister& input,
bool negate, const std::string& swizzle_mask,
const std::string& address_register_name) {
if (address_register_name.empty())
print_input(output, input, negate, swizzle_mask);
else
print_input_indexed(output, input, negate, swizzle_mask, address_register_name);
};
switch (instr.opcode.GetInfo().type) {
case Instruction::OpCodeType::Trivial:
// Nothing to do here
break;
case Instruction::OpCodeType::Arithmetic:
{
// Use custom code for special instructions
switch (instr.opcode.EffectiveOpCode()) {
case Instruction::OpCode::CMP:
{
// NOTE: CMP always writes both cc components, so we do not consider the dest mask here.
output << std::setw(4) << std::right << "cc.";
output << "xy ";
SourceRegister src1 = instr.common.GetSrc1(false);
SourceRegister src2 = instr.common.GetSrc2(false);
print_input_indexed_compact(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false).substr(0,1), instr.common.AddressRegisterName());
output << " " << instr.common.compare_op.ToString(instr.common.compare_op.x) << " ";
print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(false).substr(0,1));
output << ", ";
print_input_indexed_compact(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false).substr(1,1), instr.common.AddressRegisterName());
output << " " << instr.common.compare_op.ToString(instr.common.compare_op.y) << " ";
print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(false).substr(1,1));
break;
}
default:
{
bool src_is_inverted = 0 != (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::SrcInversed);
if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::Dest) {
// e.g. "r12.xy__"
output << std::setw(4) << std::right << instr.common.dest.GetName() + ".";
output << swizzle.DestMaskToString();
} else if (instr.opcode.GetInfo().subtype == Instruction::OpCodeInfo::MOVA) {
output << std::setw(4) << std::right << "a0.";
output << swizzle.DestMaskToString();
} else {
output << " ";
}
output << " ";
if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::Src1) {
SourceRegister src1 = instr.common.GetSrc1(src_is_inverted);
print_input_indexed(output, src1, swizzle.negate_src1, swizzle.SelectorToString(false), instr.common.AddressRegisterName());
} else {
output << " ";
}
// TODO: In some cases, the Address Register is used as an index for SRC2 instead of SRC1
if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::Src2) {
SourceRegister src2 = instr.common.GetSrc2(src_is_inverted);
print_input(output, src2, swizzle.negate_src2, swizzle.SelectorToString(false));
}
break;
}
}
break;
}
case Instruction::OpCodeType::Conditional:
{
switch (instr.opcode.EffectiveOpCode()) {
case Instruction::OpCode::LOOP:
output << "(unknown instruction format)";
break;
default:
output << "if ";
if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::HasCondition) {
const char* ops[] = {
" || ", " && ", "", ""
};
if (instr.flow_control.op != instr.flow_control.JustY)
output << ((!instr.flow_control.refx) ? "!" : " ") << "cc.x";
output << ops[instr.flow_control.op];
if (instr.flow_control.op != instr.flow_control.JustX)
output << ((!instr.flow_control.refy) ? "!" : " ") << "cc.y";
output << " ";
} else if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::HasUniformIndex) {
output << "b" << instr.flow_control.bool_uniform_id << " ";
}
u32 target_addr = instr.flow_control.dest_offset;
u32 target_addr_else = instr.flow_control.dest_offset;
if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::HasAlternative) {
output << "else jump to 0x" << std::setw(4) << std::right << std::setfill('0') << 4 * instr.flow_control.dest_offset << " ";
} else if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::HasExplicitDest) {
output << "jump to 0x" << std::setw(4) << std::right << std::setfill('0') << 4 * instr.flow_control.dest_offset << " ";
} else {
// TODO: Handle other cases
}
if (instr.opcode.GetInfo().subtype & Instruction::OpCodeInfo::HasFinishPoint) {
output << "(return on " << std::setw(4) << std::right << std::setfill('0')
<< 4 * instr.flow_control.dest_offset + 4 * instr.flow_control.num_instructions << ")";
}
break;
}
break;
}
default:
output << "(unknown instruction format)";
break;
}
return QString::fromLatin1(output.str().c_str());
}
default:
break;
}
}
case Qt::FontRole:
return QFont("monospace");
default:
break;
}
return QVariant();
}
void GraphicsVertexShaderModel::OnUpdate()
{
beginResetModel();
info.Clear();
for (auto instr : Pica::VertexShader::GetShaderBinary())
info.code.push_back({instr});
for (auto pattern : Pica::VertexShader::GetSwizzlePatterns())
info.swizzle_info.push_back({pattern});
info.labels.insert({Pica::registers.vs_main_offset, "main"});
endResetModel();
}
GraphicsVertexShaderWidget::GraphicsVertexShaderWidget(std::shared_ptr< Pica::DebugContext > debug_context,
QWidget* parent)
: BreakPointObserverDock(debug_context, "Pica Vertex Shader", parent) {
setObjectName("PicaVertexShader");
auto binary_model = new GraphicsVertexShaderModel(this);
auto binary_list = new QTreeView;
binary_list->setModel(binary_model);
binary_list->setRootIsDecorated(false);
binary_list->setAlternatingRowColors(true);
connect(this, SIGNAL(Update()), binary_model, SLOT(OnUpdate()));
auto main_widget = new QWidget;
auto main_layout = new QVBoxLayout;
{
auto sub_layout = new QHBoxLayout;
sub_layout->addWidget(binary_list);
main_layout->addLayout(sub_layout);
}
main_widget->setLayout(main_layout);
setWidget(main_widget);
}
void GraphicsVertexShaderWidget::OnBreakPointHit(Pica::DebugContext::Event event, void* data) {
emit Update();
widget()->setEnabled(true);
}
void GraphicsVertexShaderWidget::OnResumed() {
widget()->setEnabled(false);
}

51
src/citra_qt/debugger/graphics_vertex_shader.h
View File

@ -0,0 +1,51 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <QAbstractListModel>
#include "graphics_breakpoint_observer.h"
#include "nihstro/parser_shbin.h"
class GraphicsVertexShaderModel : public QAbstractItemModel {
Q_OBJECT
public:
GraphicsVertexShaderModel(QObject* parent);
QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;
QModelIndex parent(const QModelIndex& child) const override;
int columnCount(const QModelIndex& parent = QModelIndex()) const override;
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
public slots:
void OnUpdate();
private:
nihstro::ShaderInfo info;
};
class GraphicsVertexShaderWidget : public BreakPointObserverDock {
Q_OBJECT
using Event = Pica::DebugContext::Event;
public:
GraphicsVertexShaderWidget(std::shared_ptr<Pica::DebugContext> debug_context,
QWidget* parent = nullptr);
private slots:
void OnBreakPointHit(Pica::DebugContext::Event event, void* data) override;
void OnResumed() override;
signals:
void Update();
private:
};

6
src/citra_qt/main.cpp
View File

@ -34,6 +34,7 @@
#include "debugger/graphics_breakpoints.h"
#include "debugger/graphics_cmdlists.h"
#include "debugger/graphics_framebuffer.h"
#include "debugger/graphics_vertex_shader.h"
#include "core/settings.h"
#include "core/system.h"
@ -84,6 +85,10 @@ GMainWindow::GMainWindow()
addDockWidget(Qt::RightDockWidgetArea, graphicsFramebufferWidget);
graphicsFramebufferWidget->hide();
auto graphicsVertexShaderWidget = new GraphicsVertexShaderWidget(Pica::g_debug_context, this);
addDockWidget(Qt::RightDockWidgetArea, graphicsVertexShaderWidget);
graphicsVertexShaderWidget->hide();
QMenu* debug_menu = ui.menu_View->addMenu(tr("Debugging"));
debug_menu->addAction(disasmWidget->toggleViewAction());
debug_menu->addAction(registersWidget->toggleViewAction());
@ -92,6 +97,7 @@ GMainWindow::GMainWindow()
debug_menu->addAction(graphicsCommandsWidget->toggleViewAction());
debug_menu->addAction(graphicsBreakpointsWidget->toggleViewAction());
debug_menu->addAction(graphicsFramebufferWidget->toggleViewAction());
debug_menu->addAction(graphicsVertexShaderWidget->toggleViewAction());
// Set default UI state
// geometry: 55% of the window contents are in the upper screen half, 45% in the lower half

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