mirror of
https://github.com/yuzu-emu/yuzu-mainline.git
synced 2024-12-24 19:56:14 +00:00
bcaadac22c
Given this is a central class, we should flag cases where the return value of some functions not being used is likely a bug.
253 lines
8.1 KiB
C++
253 lines
8.1 KiB
C++
// Copyright 2014 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 <chrono>
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#include <iostream>
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#include <memory>
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#include <string>
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#include <thread>
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#include <fmt/ostream.h>
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#include "common/common_paths.h"
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#include "common/detached_tasks.h"
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#include "common/file_util.h"
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#include "common/logging/backend.h"
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#include "common/logging/filter.h"
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#include "common/logging/log.h"
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#include "common/microprofile.h"
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#include "common/scm_rev.h"
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#include "common/scope_exit.h"
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#include "common/string_util.h"
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#include "common/telemetry.h"
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#include "core/core.h"
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#include "core/crypto/key_manager.h"
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#include "core/file_sys/registered_cache.h"
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#include "core/file_sys/vfs_real.h"
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#include "core/gdbstub/gdbstub.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/service/filesystem/filesystem.h"
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#include "core/loader/loader.h"
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#include "core/settings.h"
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#include "core/telemetry_session.h"
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#include "input_common/main.h"
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#include "video_core/renderer_base.h"
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#include "yuzu_cmd/config.h"
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#include "yuzu_cmd/emu_window/emu_window_sdl2.h"
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#include "yuzu_cmd/emu_window/emu_window_sdl2_gl.h"
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#ifdef HAS_VULKAN
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#include "yuzu_cmd/emu_window/emu_window_sdl2_vk.h"
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#endif
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#ifdef _WIN32
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// windows.h needs to be included before shellapi.h
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#include <windows.h>
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#include <shellapi.h>
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#endif
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#undef _UNICODE
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#include <getopt.h>
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#ifndef _MSC_VER
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#include <unistd.h>
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#endif
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#ifdef _WIN32
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extern "C" {
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// tells Nvidia and AMD drivers to use the dedicated GPU by default on laptops with switchable
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// graphics
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__declspec(dllexport) unsigned long NvOptimusEnablement = 0x00000001;
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__declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
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}
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#endif
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static void PrintHelp(const char* argv0) {
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std::cout << "Usage: " << argv0
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<< " [options] <filename>\n"
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"-g, --gdbport=NUMBER Enable gdb stub on port NUMBER\n"
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"-f, --fullscreen Start in fullscreen mode\n"
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"-h, --help Display this help and exit\n"
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"-v, --version Output version information and exit\n"
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"-p, --program Pass following string as arguments to executable\n";
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}
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static void PrintVersion() {
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std::cout << "yuzu " << Common::g_scm_branch << " " << Common::g_scm_desc << std::endl;
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}
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static void InitializeLogging() {
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Log::Filter log_filter(Log::Level::Debug);
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log_filter.ParseFilterString(Settings::values.log_filter);
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Log::SetGlobalFilter(log_filter);
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Log::AddBackend(std::make_unique<Log::ColorConsoleBackend>());
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const std::string& log_dir = Common::FS::GetUserPath(Common::FS::UserPath::LogDir);
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Common::FS::CreateFullPath(log_dir);
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Log::AddBackend(std::make_unique<Log::FileBackend>(log_dir + LOG_FILE));
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#ifdef _WIN32
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Log::AddBackend(std::make_unique<Log::DebuggerBackend>());
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#endif
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}
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/// Application entry point
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int main(int argc, char** argv) {
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Common::DetachedTasks detached_tasks;
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Config config;
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int option_index = 0;
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bool use_gdbstub = Settings::values.use_gdbstub;
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u32 gdb_port = static_cast<u32>(Settings::values.gdbstub_port);
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InitializeLogging();
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char* endarg;
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#ifdef _WIN32
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int argc_w;
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auto argv_w = CommandLineToArgvW(GetCommandLineW(), &argc_w);
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if (argv_w == nullptr) {
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LOG_CRITICAL(Frontend, "Failed to get command line arguments");
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return -1;
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}
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#endif
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std::string filepath;
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bool fullscreen = false;
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static struct option long_options[] = {
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{"gdbport", required_argument, 0, 'g'}, {"fullscreen", no_argument, 0, 'f'},
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{"help", no_argument, 0, 'h'}, {"version", no_argument, 0, 'v'},
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{"program", optional_argument, 0, 'p'}, {0, 0, 0, 0},
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};
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while (optind < argc) {
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int arg = getopt_long(argc, argv, "g:fhvp::", long_options, &option_index);
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if (arg != -1) {
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switch (static_cast<char>(arg)) {
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case 'g':
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errno = 0;
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gdb_port = strtoul(optarg, &endarg, 0);
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use_gdbstub = true;
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if (endarg == optarg)
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errno = EINVAL;
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if (errno != 0) {
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perror("--gdbport");
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exit(1);
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}
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break;
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case 'f':
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fullscreen = true;
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LOG_INFO(Frontend, "Starting in fullscreen mode...");
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break;
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case 'h':
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PrintHelp(argv[0]);
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return 0;
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case 'v':
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PrintVersion();
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return 0;
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case 'p':
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Settings::values.program_args = argv[optind];
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++optind;
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break;
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}
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} else {
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#ifdef _WIN32
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filepath = Common::UTF16ToUTF8(argv_w[optind]);
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#else
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filepath = argv[optind];
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#endif
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optind++;
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}
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}
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#ifdef _WIN32
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LocalFree(argv_w);
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#endif
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MicroProfileOnThreadCreate("EmuThread");
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SCOPE_EXIT({ MicroProfileShutdown(); });
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if (filepath.empty()) {
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LOG_CRITICAL(Frontend, "Failed to load ROM: No ROM specified");
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return -1;
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}
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// Apply the command line arguments
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Settings::values.gdbstub_port = gdb_port;
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Settings::values.use_gdbstub = use_gdbstub;
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Settings::Apply();
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Core::System& system{Core::System::GetInstance()};
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InputCommon::InputSubsystem input_subsystem;
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std::unique_ptr<EmuWindow_SDL2> emu_window;
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switch (Settings::values.renderer_backend.GetValue()) {
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case Settings::RendererBackend::OpenGL:
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emu_window = std::make_unique<EmuWindow_SDL2_GL>(&input_subsystem, fullscreen);
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break;
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case Settings::RendererBackend::Vulkan:
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#ifdef HAS_VULKAN
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emu_window = std::make_unique<EmuWindow_SDL2_VK>(&input_subsystem);
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break;
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#else
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LOG_CRITICAL(Frontend, "Vulkan backend has not been compiled!");
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return 1;
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#endif
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}
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system.SetContentProvider(std::make_unique<FileSys::ContentProviderUnion>());
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system.SetFilesystem(std::make_shared<FileSys::RealVfsFilesystem>());
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system.GetFileSystemController().CreateFactories(*system.GetFilesystem());
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const Core::System::ResultStatus load_result{system.Load(*emu_window, filepath)};
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switch (load_result) {
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case Core::System::ResultStatus::ErrorGetLoader:
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LOG_CRITICAL(Frontend, "Failed to obtain loader for {}!", filepath);
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return -1;
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case Core::System::ResultStatus::ErrorLoader:
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LOG_CRITICAL(Frontend, "Failed to load ROM!");
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return -1;
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case Core::System::ResultStatus::ErrorNotInitialized:
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LOG_CRITICAL(Frontend, "CPUCore not initialized");
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return -1;
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case Core::System::ResultStatus::ErrorVideoCore:
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LOG_CRITICAL(Frontend, "Failed to initialize VideoCore!");
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return -1;
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case Core::System::ResultStatus::Success:
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break; // Expected case
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default:
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if (static_cast<u32>(load_result) >
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static_cast<u32>(Core::System::ResultStatus::ErrorLoader)) {
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const u16 loader_id = static_cast<u16>(Core::System::ResultStatus::ErrorLoader);
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const u16 error_id = static_cast<u16>(load_result) - loader_id;
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LOG_CRITICAL(Frontend,
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"While attempting to load the ROM requested, an error occured. Please "
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"refer to the yuzu wiki for more information or the yuzu discord for "
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"additional help.\n\nError Code: {:04X}-{:04X}\nError Description: {}",
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loader_id, error_id, static_cast<Loader::ResultStatus>(error_id));
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}
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}
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system.TelemetrySession().AddField(Common::Telemetry::FieldType::App, "Frontend", "SDL");
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// Core is loaded, start the GPU (makes the GPU contexts current to this thread)
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system.GPU().Start();
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system.Renderer().Rasterizer().LoadDiskResources(
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system.CurrentProcess()->GetTitleID(), false,
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[](VideoCore::LoadCallbackStage, size_t value, size_t total) {});
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void(system.Run());
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while (emu_window->IsOpen()) {
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std::this_thread::sleep_for(std::chrono::milliseconds(1));
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}
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void(system.Pause());
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system.Shutdown();
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detached_tasks.WaitForAllTasks();
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return 0;
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}
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