xenia-canary/src/xenia/gpu/trace_dump.cc

154 lines
4.4 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2015 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include "xenia/gpu/trace_dump.h"
#include "third_party/stb/stb_image_write.h"
#include "xenia/base/logging.h"
#include "xenia/base/profiling.h"
#include "xenia/base/string.h"
#include "xenia/base/threading.h"
#include "xenia/gpu/command_processor.h"
#include "xenia/gpu/graphics_system.h"
#include "xenia/memory.h"
#include "xenia/ui/file_picker.h"
#include "xenia/ui/window.h"
#include "xenia/xbox.h"
#define STB_IMAGE_WRITE_IMPLEMENTATION
#undef _CRT_SECURE_NO_WARNINGS
#undef _CRT_NONSTDC_NO_DEPRECATE
#include "third_party/stb/stb_image_write.h"
DEFINE_string(target_trace_file, "", "Specifies the trace file to load.",
"GPU");
DEFINE_string(trace_dump_path, "", "Output path for dumped files.", "GPU");
namespace xe {
namespace gpu {
using namespace xe::gpu::xenos;
TraceDump::TraceDump() = default;
TraceDump::~TraceDump() = default;
int TraceDump::Main(const std::vector<std::wstring>& args) {
// Grab path from the flag or unnamed argument.
std::wstring path;
std::wstring output_path;
if (!cvars::target_trace_file.empty()) {
// Passed as a named argument.
// TODO(benvanik): find something better than gflags that supports
// unicode.
path = xe::to_wstring(cvars::target_trace_file);
} else if (args.size() >= 2) {
// Passed as an unnamed argument.
path = args[1];
if (args.size() >= 3) {
output_path = args[2];
}
}
if (path.empty()) {
XELOGE("No trace file specified");
return 5;
}
// Normalize the path and make absolute.
auto abs_path = xe::to_absolute_path(path);
XELOGI("Loading trace file %ls...", abs_path.c_str());
if (!Setup()) {
XELOGE("Unable to setup trace dump tool");
return 4;
}
if (!Load(std::move(abs_path))) {
XELOGE("Unable to load trace file; not found?");
return 5;
}
// Root file name for outputs.
if (output_path.empty()) {
base_output_path_ =
xe::fix_path_separators(xe::to_wstring(cvars::trace_dump_path));
std::wstring output_name =
xe::find_name_from_path(xe::fix_path_separators(path));
// Strip the extension from the filename.
auto last_dot = output_name.find_last_of(L".");
if (last_dot != std::string::npos) {
output_name = output_name.substr(0, last_dot);
}
base_output_path_ = xe::join_paths(base_output_path_, output_name);
} else {
base_output_path_ = xe::fix_path_separators(output_path);
}
// Ensure output path exists.
xe::filesystem::CreateParentFolder(base_output_path_);
return Run();
}
bool TraceDump::Setup() {
// Create the emulator but don't initialize so we can setup the window.
emulator_ = std::make_unique<Emulator>(L"", L"");
X_STATUS result = emulator_->Setup(
nullptr, nullptr, [this]() { return CreateGraphicsSystem(); }, nullptr);
if (XFAILED(result)) {
XELOGE("Failed to setup emulator: %.8X", result);
return false;
}
graphics_system_ = emulator_->graphics_system();
player_ = std::make_unique<TracePlayer>(nullptr, graphics_system_);
return true;
}
bool TraceDump::Load(std::wstring trace_file_path) {
trace_file_path_ = std::move(trace_file_path);
if (!player_->Open(trace_file_path_)) {
XELOGE("Could not load trace file");
return false;
}
return true;
}
int TraceDump::Run() {
player_->SeekFrame(0);
player_->SeekCommand(
static_cast<int>(player_->current_frame()->commands.size() - 1));
player_->WaitOnPlayback();
// Capture.
int result = 0;
auto raw_image = graphics_system_->Capture();
if (raw_image) {
// Save framebuffer png.
std::string png_path = xe::to_string(base_output_path_ + L".png");
stbi_write_png(png_path.c_str(), static_cast<int>(raw_image->width),
static_cast<int>(raw_image->height), 4,
raw_image->data.data(), static_cast<int>(raw_image->stride));
} else {
result = 1;
}
player_.reset();
emulator_.reset();
return result;
}
} // namespace gpu
} // namespace xe