/ src / citra / config.cpp
config.cpp
  1  // Copyright 2014 Citra Emulator Project
  2  // Licensed under GPLv2 or any later version
  3  // Refer to the license.txt file included.
  4  
  5  #include <iomanip>
  6  #include <memory>
  7  #include <sstream>
  8  #include <type_traits>
  9  #include <INIReader.h>
 10  #include <SDL.h>
 11  #include "citra/config.h"
 12  #include "citra/default_ini.h"
 13  #include "common/file_util.h"
 14  #include "common/logging/backend.h"
 15  #include "common/logging/log.h"
 16  #include "common/settings.h"
 17  #include "core/hle/service/service.h"
 18  #include "input_common/main.h"
 19  #include "input_common/udp/client.h"
 20  #include "network/network_settings.h"
 21  
 22  Config::Config() {
 23      // TODO: Don't hardcode the path; let the frontend decide where to put the config files.
 24      sdl2_config_loc = FileUtil::GetUserPath(FileUtil::UserPath::ConfigDir) + "sdl2-config.ini";
 25      sdl2_config = std::make_unique<INIReader>(sdl2_config_loc);
 26  
 27      Reload();
 28  }
 29  
 30  Config::~Config() = default;
 31  
 32  bool Config::LoadINI(const std::string& default_contents, bool retry) {
 33      const std::string& location = this->sdl2_config_loc;
 34      if (sdl2_config->ParseError() < 0) {
 35          if (retry) {
 36              LOG_WARNING(Config, "Failed to load {}. Creating file from defaults...", location);
 37              FileUtil::CreateFullPath(location);
 38              FileUtil::WriteStringToFile(true, location, default_contents);
 39              sdl2_config = std::make_unique<INIReader>(location); // Reopen file
 40  
 41              return LoadINI(default_contents, false);
 42          }
 43          LOG_ERROR(Config, "Failed.");
 44          return false;
 45      }
 46      LOG_INFO(Config, "Successfully loaded {}", location);
 47      return true;
 48  }
 49  
 50  static const std::array<int, Settings::NativeButton::NumButtons> default_buttons = {
 51      SDL_SCANCODE_A, SDL_SCANCODE_S, SDL_SCANCODE_Z, SDL_SCANCODE_X, SDL_SCANCODE_T, SDL_SCANCODE_G,
 52      SDL_SCANCODE_F, SDL_SCANCODE_H, SDL_SCANCODE_Q, SDL_SCANCODE_W, SDL_SCANCODE_M, SDL_SCANCODE_N,
 53      SDL_SCANCODE_O, SDL_SCANCODE_P, SDL_SCANCODE_1, SDL_SCANCODE_2, SDL_SCANCODE_B,
 54  };
 55  
 56  static const std::array<std::array<int, 5>, Settings::NativeAnalog::NumAnalogs> default_analogs{{
 57      {
 58          SDL_SCANCODE_UP,
 59          SDL_SCANCODE_DOWN,
 60          SDL_SCANCODE_LEFT,
 61          SDL_SCANCODE_RIGHT,
 62          SDL_SCANCODE_D,
 63      },
 64      {
 65          SDL_SCANCODE_I,
 66          SDL_SCANCODE_K,
 67          SDL_SCANCODE_J,
 68          SDL_SCANCODE_L,
 69          SDL_SCANCODE_D,
 70      },
 71  }};
 72  
 73  template <>
 74  void Config::ReadSetting(const std::string& group, Settings::Setting<std::string>& setting) {
 75      std::string setting_value = sdl2_config->Get(group, setting.GetLabel(), setting.GetDefault());
 76      if (setting_value.empty()) {
 77          setting_value = setting.GetDefault();
 78      }
 79      setting = std::move(setting_value);
 80  }
 81  
 82  template <>
 83  void Config::ReadSetting(const std::string& group, Settings::Setting<bool>& setting) {
 84      setting = sdl2_config->GetBoolean(group, setting.GetLabel(), setting.GetDefault());
 85  }
 86  
 87  template <typename Type, bool ranged>
 88  void Config::ReadSetting(const std::string& group, Settings::Setting<Type, ranged>& setting) {
 89      if constexpr (std::is_floating_point_v<Type>) {
 90          setting = static_cast<Type>(
 91              sdl2_config->GetReal(group, setting.GetLabel(), setting.GetDefault()));
 92      } else {
 93          setting = static_cast<Type>(sdl2_config->GetInteger(
 94              group, setting.GetLabel(), static_cast<long>(setting.GetDefault())));
 95      }
 96  }
 97  
 98  void Config::ReadValues() {
 99      // Controls
100      // TODO: add multiple input profile support
101      for (int i = 0; i < Settings::NativeButton::NumButtons; ++i) {
102          std::string default_param = InputCommon::GenerateKeyboardParam(default_buttons[i]);
103          Settings::values.current_input_profile.buttons[i] =
104              sdl2_config->GetString("Controls", Settings::NativeButton::mapping[i], default_param);
105          if (Settings::values.current_input_profile.buttons[i].empty())
106              Settings::values.current_input_profile.buttons[i] = default_param;
107      }
108  
109      for (int i = 0; i < Settings::NativeAnalog::NumAnalogs; ++i) {
110          std::string default_param = InputCommon::GenerateAnalogParamFromKeys(
111              default_analogs[i][0], default_analogs[i][1], default_analogs[i][2],
112              default_analogs[i][3], default_analogs[i][4], 0.5f);
113          Settings::values.current_input_profile.analogs[i] =
114              sdl2_config->GetString("Controls", Settings::NativeAnalog::mapping[i], default_param);
115          if (Settings::values.current_input_profile.analogs[i].empty())
116              Settings::values.current_input_profile.analogs[i] = default_param;
117      }
118  
119      Settings::values.current_input_profile.motion_device = sdl2_config->GetString(
120          "Controls", "motion_device",
121          "engine:motion_emu,update_period:100,sensitivity:0.01,tilt_clamp:90.0");
122      Settings::values.current_input_profile.touch_device =
123          sdl2_config->GetString("Controls", "touch_device", "engine:emu_window");
124      Settings::values.current_input_profile.udp_input_address = sdl2_config->GetString(
125          "Controls", "udp_input_address", InputCommon::CemuhookUDP::DEFAULT_ADDR);
126      Settings::values.current_input_profile.udp_input_port =
127          static_cast<u16>(sdl2_config->GetInteger("Controls", "udp_input_port",
128                                                   InputCommon::CemuhookUDP::DEFAULT_PORT));
129  
130      // Core
131      ReadSetting("Core", Settings::values.use_cpu_jit);
132      ReadSetting("Core", Settings::values.cpu_clock_percentage);
133  
134      // Renderer
135      ReadSetting("Renderer", Settings::values.graphics_api);
136      ReadSetting("Renderer", Settings::values.physical_device);
137      ReadSetting("Renderer", Settings::values.spirv_shader_gen);
138      ReadSetting("Renderer", Settings::values.async_shader_compilation);
139      ReadSetting("Renderer", Settings::values.async_presentation);
140      ReadSetting("Renderer", Settings::values.use_gles);
141      ReadSetting("Renderer", Settings::values.use_hw_shader);
142      ReadSetting("Renderer", Settings::values.shaders_accurate_mul);
143      ReadSetting("Renderer", Settings::values.use_shader_jit);
144      ReadSetting("Renderer", Settings::values.resolution_factor);
145      ReadSetting("Renderer", Settings::values.use_disk_shader_cache);
146      ReadSetting("Renderer", Settings::values.frame_limit);
147      ReadSetting("Renderer", Settings::values.use_vsync_new);
148      ReadSetting("Renderer", Settings::values.texture_filter);
149      ReadSetting("Renderer", Settings::values.texture_sampling);
150  
151      ReadSetting("Renderer", Settings::values.mono_render_option);
152      ReadSetting("Renderer", Settings::values.render_3d);
153      ReadSetting("Renderer", Settings::values.factor_3d);
154      ReadSetting("Renderer", Settings::values.pp_shader_name);
155      ReadSetting("Renderer", Settings::values.anaglyph_shader_name);
156      ReadSetting("Renderer", Settings::values.filter_mode);
157  
158      ReadSetting("Renderer", Settings::values.bg_red);
159      ReadSetting("Renderer", Settings::values.bg_green);
160      ReadSetting("Renderer", Settings::values.bg_blue);
161  
162      // Layout
163      ReadSetting("Layout", Settings::values.layout_option);
164      ReadSetting("Layout", Settings::values.swap_screen);
165      ReadSetting("Layout", Settings::values.upright_screen);
166      ReadSetting("Layout", Settings::values.large_screen_proportion);
167      ReadSetting("Layout", Settings::values.custom_layout);
168      ReadSetting("Layout", Settings::values.custom_top_left);
169      ReadSetting("Layout", Settings::values.custom_top_top);
170      ReadSetting("Layout", Settings::values.custom_top_right);
171      ReadSetting("Layout", Settings::values.custom_top_bottom);
172      ReadSetting("Layout", Settings::values.custom_bottom_left);
173      ReadSetting("Layout", Settings::values.custom_bottom_top);
174      ReadSetting("Layout", Settings::values.custom_bottom_right);
175      ReadSetting("Layout", Settings::values.custom_bottom_bottom);
176      ReadSetting("Layout", Settings::values.custom_second_layer_opacity);
177  
178      // Utility
179      ReadSetting("Utility", Settings::values.dump_textures);
180      ReadSetting("Utility", Settings::values.custom_textures);
181      ReadSetting("Utility", Settings::values.preload_textures);
182      ReadSetting("Utility", Settings::values.async_custom_loading);
183  
184      // Audio
185      ReadSetting("Audio", Settings::values.audio_emulation);
186      ReadSetting("Audio", Settings::values.enable_audio_stretching);
187      ReadSetting("Audio", Settings::values.volume);
188      ReadSetting("Audio", Settings::values.output_type);
189      ReadSetting("Audio", Settings::values.output_device);
190      ReadSetting("Audio", Settings::values.input_type);
191      ReadSetting("Audio", Settings::values.input_device);
192  
193      // Data Storage
194      ReadSetting("Data Storage", Settings::values.use_virtual_sd);
195      ReadSetting("Data Storage", Settings::values.use_custom_storage);
196  
197      if (Settings::values.use_custom_storage) {
198          FileUtil::UpdateUserPath(FileUtil::UserPath::NANDDir,
199                                   sdl2_config->GetString("Data Storage", "nand_directory", ""));
200          FileUtil::UpdateUserPath(FileUtil::UserPath::SDMCDir,
201                                   sdl2_config->GetString("Data Storage", "sdmc_directory", ""));
202      }
203  
204      // System
205      ReadSetting("System", Settings::values.is_new_3ds);
206      ReadSetting("System", Settings::values.lle_applets);
207      ReadSetting("System", Settings::values.region_value);
208      ReadSetting("System", Settings::values.init_clock);
209      {
210          std::tm t;
211          t.tm_sec = 1;
212          t.tm_min = 0;
213          t.tm_hour = 0;
214          t.tm_mday = 1;
215          t.tm_mon = 0;
216          t.tm_year = 100;
217          t.tm_isdst = 0;
218          std::istringstream string_stream(
219              sdl2_config->GetString("System", "init_time", "2000-01-01 00:00:01"));
220          string_stream >> std::get_time(&t, "%Y-%m-%d %H:%M:%S");
221          if (string_stream.fail()) {
222              LOG_ERROR(Config, "Failed To parse init_time. Using 2000-01-01 00:00:01");
223          }
224          Settings::values.init_time =
225              std::chrono::duration_cast<std::chrono::seconds>(
226                  std::chrono::system_clock::from_time_t(std::mktime(&t)).time_since_epoch())
227                  .count();
228      }
229      ReadSetting("System", Settings::values.init_ticks_type);
230      ReadSetting("System", Settings::values.init_ticks_override);
231      ReadSetting("System", Settings::values.plugin_loader_enabled);
232      ReadSetting("System", Settings::values.allow_plugin_loader);
233  
234      {
235          constexpr const char* default_init_time_offset = "0 00:00:00";
236  
237          std::string offset_string =
238              sdl2_config->GetString("System", "init_time_offset", default_init_time_offset);
239  
240          std::size_t sep_index = offset_string.find(' ');
241  
242          if (sep_index == std::string::npos) {
243              LOG_ERROR(Config, "Failed to parse init_time_offset. Using 0 00:00:00");
244              offset_string = default_init_time_offset;
245  
246              sep_index = offset_string.find(' ');
247          }
248  
249          std::string day_string = offset_string.substr(0, sep_index);
250          long long days = 0;
251  
252          try {
253              days = std::stoll(day_string);
254          } catch (std::logic_error&) {
255              LOG_ERROR(Config, "Failed to parse days in init_time_offset. Using 0");
256              days = 0;
257          }
258  
259          long long days_in_seconds = days * 86400;
260  
261          std::tm t;
262          t.tm_sec = 0;
263          t.tm_min = 0;
264          t.tm_hour = 0;
265          t.tm_mday = 1;
266          t.tm_mon = 0;
267          t.tm_year = 100;
268          t.tm_isdst = 0;
269  
270          std::istringstream string_stream(offset_string.substr(sep_index + 1));
271          string_stream >> std::get_time(&t, "%H:%M:%S");
272  
273          if (string_stream.fail()) {
274              LOG_ERROR(Config,
275                        "Failed to parse hours, minutes and seconds in init_time_offset. 00:00:00");
276          }
277  
278          auto time_offset =
279              std::chrono::system_clock::from_time_t(std::mktime(&t)).time_since_epoch();
280  
281          auto secs = std::chrono::duration_cast<std::chrono::seconds>(time_offset).count();
282  
283          Settings::values.init_time_offset = static_cast<long long>(secs) + days_in_seconds;
284      }
285  
286      // Camera
287      using namespace Service::CAM;
288      Settings::values.camera_name[OuterRightCamera] =
289          sdl2_config->GetString("Camera", "camera_outer_right_name", "blank");
290      Settings::values.camera_config[OuterRightCamera] =
291          sdl2_config->GetString("Camera", "camera_outer_right_config", "");
292      Settings::values.camera_flip[OuterRightCamera] =
293          sdl2_config->GetInteger("Camera", "camera_outer_right_flip", 0);
294      Settings::values.camera_name[InnerCamera] =
295          sdl2_config->GetString("Camera", "camera_inner_name", "blank");
296      Settings::values.camera_config[InnerCamera] =
297          sdl2_config->GetString("Camera", "camera_inner_config", "");
298      Settings::values.camera_flip[InnerCamera] =
299          sdl2_config->GetInteger("Camera", "camera_inner_flip", 0);
300      Settings::values.camera_name[OuterLeftCamera] =
301          sdl2_config->GetString("Camera", "camera_outer_left_name", "blank");
302      Settings::values.camera_config[OuterLeftCamera] =
303          sdl2_config->GetString("Camera", "camera_outer_left_config", "");
304      Settings::values.camera_flip[OuterLeftCamera] =
305          sdl2_config->GetInteger("Camera", "camera_outer_left_flip", 0);
306  
307      // Miscellaneous
308      ReadSetting("Miscellaneous", Settings::values.log_filter);
309  
310      // Apply the log_filter setting as the logger has already been initialized
311      // and doesn't pick up the filter on its own.
312      Common::Log::Filter filter;
313      filter.ParseFilterString(Settings::values.log_filter.GetValue());
314      Common::Log::SetGlobalFilter(filter);
315  
316      // Debugging
317      Settings::values.record_frame_times =
318          sdl2_config->GetBoolean("Debugging", "record_frame_times", false);
319      ReadSetting("Debugging", Settings::values.renderer_debug);
320      ReadSetting("Debugging", Settings::values.use_gdbstub);
321      ReadSetting("Debugging", Settings::values.gdbstub_port);
322  
323      for (const auto& service_module : Service::service_module_map) {
324          bool use_lle = sdl2_config->GetBoolean("Debugging", "LLE\\" + service_module.name, false);
325          Settings::values.lle_modules.emplace(service_module.name, use_lle);
326      }
327  
328      // Web Service
329      NetSettings::values.enable_telemetry =
330          sdl2_config->GetBoolean("WebService", "enable_telemetry", false);
331      NetSettings::values.web_api_url =
332          sdl2_config->GetString("WebService", "web_api_url", "https://api.citra-emu.org");
333      NetSettings::values.citra_username = sdl2_config->GetString("WebService", "citra_username", "");
334      NetSettings::values.citra_token = sdl2_config->GetString("WebService", "citra_token", "");
335  
336      // Video Dumping
337      Settings::values.output_format =
338          sdl2_config->GetString("Video Dumping", "output_format", "webm");
339      Settings::values.format_options = sdl2_config->GetString("Video Dumping", "format_options", "");
340  
341      Settings::values.video_encoder =
342          sdl2_config->GetString("Video Dumping", "video_encoder", "libvpx-vp9");
343  
344      // Options for variable bit rate live streaming taken from here:
345      // https://developers.google.com/media/vp9/live-encoding
346      std::string default_video_options;
347      if (Settings::values.video_encoder == "libvpx-vp9") {
348          default_video_options =
349              "quality:realtime,speed:6,tile-columns:4,frame-parallel:1,threads:8,row-mt:1";
350      }
351      Settings::values.video_encoder_options =
352          sdl2_config->GetString("Video Dumping", "video_encoder_options", default_video_options);
353      Settings::values.video_bitrate =
354          sdl2_config->GetInteger("Video Dumping", "video_bitrate", 2500000);
355  
356      Settings::values.audio_encoder =
357          sdl2_config->GetString("Video Dumping", "audio_encoder", "libvorbis");
358      Settings::values.audio_encoder_options =
359          sdl2_config->GetString("Video Dumping", "audio_encoder_options", "");
360      Settings::values.audio_bitrate =
361          sdl2_config->GetInteger("Video Dumping", "audio_bitrate", 64000);
362  }
363  
364  void Config::Reload() {
365      LoadINI(DefaultINI::sdl2_config_file);
366      ReadValues();
367  }