// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <version>
#if __cpp_lib_chrono >= 201907L
#include <chrono>
#include <exception>
#include <stdexcept>
#endif
#include <compare>
#include <cstddef>
#include <filesystem>
#include <forward_list>
#include <functional>
#include <string_view>
#include <type_traits>
#include <fmt/core.h>
#include "common/assert.h"
#include "common/fs/fs_util.h"
#include "common/fs/path_util.h"
#include "common/logging/log.h"
#include "common/settings.h"
#include "common/time_zone.h"
namespace Settings {
#ifndef CANNOT_EXPLICITLY_INSTANTIATE
#define SETTING(TYPE, RANGED) template class Setting<TYPE, RANGED>
#define SWITCHABLE(TYPE, RANGED) template class SwitchableSetting<TYPE, RANGED>
SETTING(AudioEngine, false);
SETTING(bool, false);
SETTING(int, false);
SETTING(std::string, false);
SETTING(u16, false);
SWITCHABLE(AnisotropyMode, true);
SWITCHABLE(AntiAliasing, false);
SWITCHABLE(AspectRatio, true);
SWITCHABLE(AstcDecodeMode, true);
SWITCHABLE(AstcRecompression, true);
SWITCHABLE(AudioMode, true);
SWITCHABLE(CpuAccuracy, true);
SWITCHABLE(FullscreenMode, true);
SWITCHABLE(GpuAccuracy, true);
SWITCHABLE(Language, true);
SWITCHABLE(NvdecEmulation, false);
SWITCHABLE(Region, true);
SWITCHABLE(RendererBackend, true);
SWITCHABLE(ScalingFilter, false);
SWITCHABLE(ShaderBackend, true);
SWITCHABLE(TimeZone, true);
SETTING(VSyncMode, true);
SWITCHABLE(bool, false);
SWITCHABLE(int, false);
SWITCHABLE(int, true);
SWITCHABLE(s64, false);
SWITCHABLE(u16, true);
SWITCHABLE(u32, false);
SWITCHABLE(u8, false);
SWITCHABLE(u8, true);
#undef SETTING
#undef SWITCHABLE
#endif
Values values;
std::string GetTimeZoneString() {
const auto time_zone_index = static_cast<std::size_t>(values.time_zone_index.GetValue());
ASSERT(time_zone_index < Common::TimeZone::GetTimeZoneStrings().size());
std::string location_name;
if (time_zone_index == 0) { // Auto
#if __cpp_lib_chrono >= 201907L
try {
const struct std::chrono::tzdb& time_zone_data = std::chrono::get_tzdb();
const std::chrono::time_zone* current_zone = time_zone_data.current_zone();
std::string_view current_zone_name = current_zone->name();
location_name = current_zone_name;
} catch (std::runtime_error& runtime_error) {
// VCRUNTIME will throw a runtime_error if the operating system's selected time zone
// cannot be found
location_name = Common::TimeZone::FindSystemTimeZone();
LOG_WARNING(Common,
"Error occurred when trying to determine system time zone:\n{}\nFalling "
"back to hour offset \"{}\"",
runtime_error.what(), location_name);
}
#else
location_name = Common::TimeZone::FindSystemTimeZone();
#endif
} else {
location_name = Common::TimeZone::GetTimeZoneStrings()[time_zone_index];
}
return location_name;
}
void LogSettings() {
const auto log_setting = [](std::string_view name, const auto& value) {
LOG_INFO(Config, "{}: {}", name, value);
};
const auto log_path = [](std::string_view name, const std::filesystem::path& path) {
LOG_INFO(Config, "{}: {}", name, Common::FS::PathToUTF8String(path));
};
LOG_INFO(Config, "yuzu Configuration:");
for (auto& [category, settings] : values.linkage.by_category) {
settings.sort([](const BasicSetting* a, const BasicSetting* b) {
return a->GetLabel() < b->GetLabel();
});
for (const auto& setting : settings) {
if (setting->Id() == values.yuzu_token.Id()) {
// Hide the token secret, which could be used to share patreon builds
continue;
}
std::string name = fmt::format(
"{:c}{:c} {}.{}", setting->ToString() == setting->DefaultToString() ? '-' : 'M',
setting->UsingGlobal() ? '-' : 'C', TranslateCategory(category),
setting->GetLabel());
log_setting(name, setting->Canonicalize());
}
}
log_path("DataStorage_CacheDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::CacheDir));
log_path("DataStorage_ConfigDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::ConfigDir));
log_path("DataStorage_LoadDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::LoadDir));
log_path("DataStorage_NANDDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::NANDDir));
log_path("DataStorage_SDMCDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::SDMCDir));
}
bool IsGPULevelExtreme() {
return values.gpu_accuracy.GetValue() == GpuAccuracy::Extreme;
}
bool IsGPULevelHigh() {
return values.gpu_accuracy.GetValue() == GpuAccuracy::Extreme ||
values.gpu_accuracy.GetValue() == GpuAccuracy::High;
}
bool IsFastmemEnabled() {
if (values.cpu_debug_mode) {
return static_cast<bool>(values.cpuopt_fastmem);
}
return true;
}
float Volume() {
if (values.audio_muted) {
return 0.0f;
}
return values.volume.GetValue() / static_cast<f32>(values.volume.GetDefault());
}
Linkage::Linkage(u32 initial_count) : count{initial_count} {}
Linkage::~Linkage() = default;
const char* TranslateCategory(Category category) {
switch (category) {
case Category::Audio:
return "Audio";
case Category::Core:
return "Core";
case Category::Cpu:
case Category::CpuDebug:
case Category::CpuUnsafe:
return "Cpu";
case Category::Renderer:
case Category::RendererAdvanced:
case Category::RendererDebug:
return "Renderer";
case Category::System:
case Category::SystemAudio:
return "System";
case Category::DataStorage:
return "Data Storage";
case Category::Debugging:
case Category::DebuggingGraphics:
return "Debugging";
case Category::Miscellaneous:
return "Miscellaneous";
case Category::Network:
return "Network";
case Category::WebService:
return "WebService";
case Category::AddOns:
return "DisabledAddOns";
case Category::Controls:
return "Controls";
case Category::Ui:
case Category::UiGeneral:
return "UI";
case Category::UiLayout:
return "UiLayout";
case Category::UiGameList:
return "UiGameList";
case Category::Screenshots:
return "Screenshots";
case Category::Shortcuts:
return "Shortcuts";
case Category::Multiplayer:
return "Multiplayer";
case Category::Services:
return "Services";
case Category::Paths:
return "Paths";
case Category::MaxEnum:
break;
}
return "Miscellaneous";
}
void UpdateRescalingInfo() {
const auto setup = values.resolution_setup.GetValue();
auto& info = values.resolution_info;
info.downscale = false;
switch (setup) {
case ResolutionSetup::Res1_2X:
info.up_scale = 1;
info.down_shift = 1;
info.downscale = true;
break;
case ResolutionSetup::Res3_4X:
info.up_scale = 3;
info.down_shift = 2;
info.downscale = true;
break;
case ResolutionSetup::Res1X:
info.up_scale = 1;
info.down_shift = 0;
break;
case ResolutionSetup::Res3_2X:
info.up_scale = 3;
info.down_shift = 1;
break;
case ResolutionSetup::Res2X:
info.up_scale = 2;
info.down_shift = 0;
break;
case ResolutionSetup::Res3X:
info.up_scale = 3;
info.down_shift = 0;
break;
case ResolutionSetup::Res4X:
info.up_scale = 4;
info.down_shift = 0;
break;
case ResolutionSetup::Res5X:
info.up_scale = 5;
info.down_shift = 0;
break;
case ResolutionSetup::Res6X:
info.up_scale = 6;
info.down_shift = 0;
break;
case ResolutionSetup::Res7X:
info.up_scale = 7;
info.down_shift = 0;
break;
case ResolutionSetup::Res8X:
info.up_scale = 8;
info.down_shift = 0;
break;
default:
ASSERT(false);
info.up_scale = 1;
info.down_shift = 0;
break;
}
info.up_factor = static_cast<f32>(info.up_scale) / (1U << info.down_shift);
info.down_factor = static_cast<f32>(1U << info.down_shift) / info.up_scale;
info.active = info.up_scale != 1 || info.down_shift != 0;
}
void RestoreGlobalState(bool is_powered_on) {
// If a game is running, DO NOT restore the global settings state
if (is_powered_on) {
return;
}
for (const auto& reset : values.linkage.restore_functions) {
reset();
}
}
} // namespace Settings
