/* RetroArch - A frontend for libretro. * Copyright (C) 2010-2014 - Hans-Kristian Arntzen * Copyright (C) 2011-2015 - Daniel De Matteis * * RetroArch is free software: you can redistribute it and/or modify it under the terms * of the GNU General Public License as published by the Free Software Found- * ation, either version 3 of the License, or (at your option) any later version. * * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR * PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with RetroArch. * If not, see . */ #ifndef __RARCH_GENERAL_H #define __RARCH_GENERAL_H #include #include #include #include #include "driver.h" #include #include "rewind.h" #include "movie.h" #include "autosave.h" #include "cheats.h" #include #include "core_options.h" #include "core_info.h" #include #include "playlist.h" #ifdef HAVE_CONFIG_H #include "config.h" #endif #ifndef PACKAGE_VERSION #define PACKAGE_VERSION "1.1" #endif /* Platform-specific headers */ /* Windows */ #ifdef _WIN32 #ifdef _XBOX #include #else #define WIN32_LEAN_AND_MEAN #include #endif #include #endif #ifdef HAVE_COMMAND #include "command.h" #endif #ifdef __cplusplus extern "C" { #endif #ifndef MAX_USERS #define MAX_USERS 16 #endif enum sound_mode_enums { SOUND_MODE_NORMAL = 0, #ifdef HAVE_RSOUND SOUND_MODE_RSOUND, #endif #ifdef HAVE_HEADSET SOUND_MODE_HEADSET, #endif SOUND_MODE_LAST }; typedef struct rarch_viewport { int x; int y; unsigned width; unsigned height; unsigned full_width; unsigned full_height; } rarch_viewport_t; struct defaults { char menu_config_dir[PATH_MAX_LENGTH]; char config_path[PATH_MAX_LENGTH]; char core_path[PATH_MAX_LENGTH]; char autoconfig_dir[PATH_MAX_LENGTH]; char audio_filter_dir[PATH_MAX_LENGTH]; char video_filter_dir[PATH_MAX_LENGTH]; char assets_dir[PATH_MAX_LENGTH]; char core_dir[PATH_MAX_LENGTH]; char core_info_dir[PATH_MAX_LENGTH]; char overlay_dir[PATH_MAX_LENGTH]; char port_dir[PATH_MAX_LENGTH]; char shader_dir[PATH_MAX_LENGTH]; char savestate_dir[PATH_MAX_LENGTH]; char resampler_dir[PATH_MAX_LENGTH]; char sram_dir[PATH_MAX_LENGTH]; char screenshot_dir[PATH_MAX_LENGTH]; char system_dir[PATH_MAX_LENGTH]; char playlist_dir[PATH_MAX_LENGTH]; char content_history_dir[PATH_MAX_LENGTH]; struct { int out_latency; float video_refresh_rate; bool video_threaded_enable; } settings; content_playlist_t *history; }; /* All config related settings go here. */ struct settings { struct { char driver[32]; char context_driver[32]; float scale; bool fullscreen; bool windowed_fullscreen; unsigned monitor_index; unsigned fullscreen_x; unsigned fullscreen_y; bool vsync; bool hard_sync; bool black_frame_insertion; unsigned swap_interval; unsigned hard_sync_frames; unsigned frame_delay; #ifdef GEKKO unsigned viwidth; bool vfilter; #endif bool smooth; bool force_aspect; bool crop_overscan; float aspect_ratio; bool aspect_ratio_auto; bool scale_integer; unsigned aspect_ratio_idx; unsigned rotation; char shader_path[PATH_MAX_LENGTH]; bool shader_enable; char softfilter_plugin[PATH_MAX_LENGTH]; float refresh_rate; bool threaded; char filter_dir[PATH_MAX_LENGTH]; char shader_dir[PATH_MAX_LENGTH]; char font_path[PATH_MAX_LENGTH]; float font_size; bool font_enable; float msg_pos_x; float msg_pos_y; float msg_color_r; float msg_color_g; float msg_color_b; bool disable_composition; bool post_filter_record; bool gpu_record; bool gpu_screenshot; bool allow_rotate; bool shared_context; bool force_srgb_disable; } video; struct { bool menubar_enable; bool suspend_screensaver_enable; } ui; #ifdef HAVE_MENU struct { char driver[32]; bool pause_libretro; bool mouse_enable; bool timedate_enable; char wallpaper[PATH_MAX_LENGTH]; struct { struct { bool horizontal_enable; bool vertical_enable; } wraparound; struct { struct { bool supported_extensions_enable; } filter; } browser; } navigation; } menu; #endif struct { char driver[32]; char device[PATH_MAX_LENGTH]; bool allow; unsigned width; unsigned height; } camera; struct { char driver[32]; bool allow; int update_interval_ms; int update_interval_distance; } location; struct { char driver[32]; bool enable; } osk; struct { char driver[32]; bool enable; bool mute_enable; unsigned out_rate; unsigned block_frames; char device[PATH_MAX_LENGTH]; unsigned latency; bool sync; char dsp_plugin[PATH_MAX_LENGTH]; char filter_dir[PATH_MAX_LENGTH]; bool rate_control; float rate_control_delta; float max_timing_skew; float volume; /* dB scale. */ char resampler[32]; } audio; struct { char driver[32]; char joypad_driver[32]; char keyboard_layout[64]; unsigned remap_ids[MAX_USERS][RARCH_BIND_LIST_END]; struct retro_keybind binds[MAX_USERS][RARCH_BIND_LIST_END]; struct retro_keybind autoconf_binds[MAX_USERS][RARCH_BIND_LIST_END]; unsigned max_users; /* Set by autoconfiguration in joypad_autoconfig_dir. * Does not override main binds. */ bool autoconfigured[MAX_USERS]; unsigned libretro_device[MAX_USERS]; unsigned analog_dpad_mode[MAX_USERS]; bool remap_binds_enable; float axis_threshold; unsigned joypad_map[MAX_USERS]; unsigned device[MAX_USERS]; char device_names[MAX_USERS][64]; bool autodetect_enable; bool netplay_client_swap_input; unsigned turbo_period; unsigned turbo_duty_cycle; bool overlay_enable; char overlay[PATH_MAX_LENGTH]; float overlay_opacity; float overlay_scale; char autoconfig_dir[PATH_MAX_LENGTH]; bool autoconfig_descriptor_label_show; bool input_descriptor_label_show; bool input_descriptor_hide_unbound; } input; struct { unsigned mode; } archive; int state_slot; char core_options_path[PATH_MAX_LENGTH]; char content_history_path[PATH_MAX_LENGTH]; char content_history_directory[PATH_MAX_LENGTH]; unsigned content_history_size; char libretro[PATH_MAX_LENGTH]; char libretro_directory[PATH_MAX_LENGTH]; unsigned libretro_log_level; char libretro_info_path[PATH_MAX_LENGTH]; char content_database[PATH_MAX_LENGTH]; char cheat_database[PATH_MAX_LENGTH]; char cheat_settings_path[PATH_MAX_LENGTH]; char resampler_directory[PATH_MAX_LENGTH]; char screenshot_directory[PATH_MAX_LENGTH]; char system_directory[PATH_MAX_LENGTH]; char extraction_directory[PATH_MAX_LENGTH]; char playlist_directory[PATH_MAX_LENGTH]; bool history_list_enable; bool rewind_enable; size_t rewind_buffer_size; unsigned rewind_granularity; float slowmotion_ratio; float fastforward_ratio; bool fastforward_ratio_throttle_enable; bool pause_nonactive; unsigned autosave_interval; bool block_sram_overwrite; bool savestate_auto_index; bool savestate_auto_save; bool savestate_auto_load; bool network_cmd_enable; uint16_t network_cmd_port; bool stdin_cmd_enable; char content_directory[PATH_MAX_LENGTH]; char assets_directory[PATH_MAX_LENGTH]; char menu_config_directory[PATH_MAX_LENGTH]; #if defined(HAVE_MENU) char menu_content_directory[PATH_MAX_LENGTH]; bool menu_show_start_screen; #endif bool fps_show; bool fps_monitor_enable; bool load_dummy_on_core_shutdown; bool core_specific_config; char username[32]; unsigned int user_language; bool config_save_on_exit; }; typedef struct rarch_resolution { unsigned idx; unsigned id; } rarch_resolution_t; #define AUDIO_BUFFER_FREE_SAMPLES_COUNT (8 * 1024) #define MEASURE_FRAME_TIME_SAMPLES_COUNT (2 * 1024) /* All run-time- / command line flag-related globals go here. */ struct global { bool verbosity; bool perfcnt_enable; bool force_fullscreen; bool core_shutdown_initiated; struct string_list *temporary_content; core_info_list_t *core_info; core_info_t *core_info_current; uint32_t content_crc; char gb_rom_path[PATH_MAX_LENGTH]; char bsx_rom_path[PATH_MAX_LENGTH]; char sufami_rom_path[2][PATH_MAX_LENGTH]; bool has_set_input_descriptors; bool has_set_save_path; bool has_set_state_path; bool has_set_libretro_device[MAX_USERS]; bool has_set_libretro; bool has_set_libretro_directory; bool has_set_verbosity; bool has_set_netplay_mode; bool has_set_username; bool has_set_netplay_ip_address; bool has_set_netplay_delay_frames; bool has_set_netplay_ip_port; bool has_set_ups_pref; bool has_set_bps_pref; bool has_set_ips_pref; /* Config associated with global "default" config. */ char config_path[PATH_MAX_LENGTH]; char append_config_path[PATH_MAX_LENGTH]; char input_config_path[PATH_MAX_LENGTH]; #ifdef HAVE_FILE_LOGGER char default_log_file[PATH_MAX_LENGTH]; #endif char basename[PATH_MAX_LENGTH]; char fullpath[PATH_MAX_LENGTH]; /* A list of save types and associated paths for all content. */ struct string_list *savefiles; /* For --subsystem content. */ char subsystem[PATH_MAX_LENGTH]; struct string_list *subsystem_fullpaths; char savefile_name[PATH_MAX_LENGTH]; char savestate_name[PATH_MAX_LENGTH]; char cheatfile_name[PATH_MAX_LENGTH]; /* Used on reentrancy to use a savestate dir. */ char savefile_dir[PATH_MAX_LENGTH]; char savestate_dir[PATH_MAX_LENGTH]; #ifdef HAVE_OVERLAY char overlay_dir[PATH_MAX_LENGTH]; #endif bool block_patch; bool ups_pref; bool bps_pref; bool ips_pref; char ups_name[PATH_MAX_LENGTH]; char bps_name[PATH_MAX_LENGTH]; char ips_name[PATH_MAX_LENGTH]; struct { unsigned windowed_scale; } pending; struct { retro_time_t minimum_frame_time; retro_time_t last_frame_time; } frame_limit; struct { struct retro_system_info info; struct retro_system_av_info av_info; float aspect_ratio; unsigned rotation; bool shutdown; unsigned performance_level; enum retro_pixel_format pix_fmt; bool block_extract; bool force_nonblock; bool no_content; const char *input_desc_btn[MAX_USERS][RARCH_FIRST_META_KEY]; char valid_extensions[PATH_MAX_LENGTH]; retro_keyboard_event_t key_event; struct retro_audio_callback audio_callback; struct retro_disk_control_callback disk_control; struct retro_hw_render_callback hw_render_callback; struct retro_camera_callback camera_callback; struct retro_location_callback location_callback; struct retro_frame_time_callback frame_time; retro_usec_t frame_time_last; core_option_manager_t *core_options; struct retro_subsystem_info *special; unsigned num_special; struct retro_controller_info *ports; unsigned num_ports; } system; struct { float *data; size_t data_ptr; size_t chunk_size; size_t nonblock_chunk_size; size_t block_chunk_size; double src_ratio; float in_rate; bool use_float; float *outsamples; int16_t *conv_outsamples; int16_t *rewind_buf; size_t rewind_ptr; size_t rewind_size; rarch_dsp_filter_t *dsp; bool rate_control; double orig_src_ratio; size_t driver_buffer_size; float volume_gain; } audio_data; struct { unsigned buffer_free_samples[AUDIO_BUFFER_FREE_SAMPLES_COUNT]; uint64_t buffer_free_samples_count; retro_time_t frame_time_samples[MEASURE_FRAME_TIME_SAMPLES_COUNT]; uint64_t frame_time_samples_count; } measure_data; struct { rarch_softfilter_t *filter; void *buffer; unsigned scale; unsigned out_bpp; bool out_rgb32; } filter; #ifdef HAVE_MENU struct { struct retro_system_info info; bool bind_mode_keyboard; } menu; #endif msg_queue_t *msg_queue; bool exec; /* Rewind support. */ state_manager_t *state_manager; size_t state_size; bool frame_is_reverse; /* Movie playback/recording support. */ struct { bsv_movie_t *movie; char movie_path[PATH_MAX_LENGTH]; bool movie_playback; bool eof_exit; /* Immediate playback/recording. */ char movie_start_path[PATH_MAX_LENGTH]; bool movie_start_recording; bool movie_start_playback; bool movie_end; } bsv; struct { bool (*cb_init)(void *data); bool (*cb_callback)(void *data); } osk; bool sram_load_disable; bool sram_save_disable; bool use_sram; /* Lifecycle state checks. */ bool is_paused; bool is_menu; bool is_slowmotion; /* Turbo support. */ bool turbo_frame_enable[MAX_USERS]; uint16_t turbo_enable[MAX_USERS]; unsigned turbo_count; /* Autosave support. */ autosave_t **autosave; unsigned num_autosave; #ifdef HAVE_NETPLAY /* Netplay. */ char netplay_server[PATH_MAX_LENGTH]; bool netplay_enable; bool netplay_is_client; bool netplay_is_spectate; unsigned netplay_sync_frames; unsigned netplay_port; #endif /* Recording. */ char record_path[PATH_MAX_LENGTH]; char record_config[PATH_MAX_LENGTH]; bool recording_enable; unsigned record_width; unsigned record_height; uint8_t *record_gpu_buffer; size_t record_gpu_width; size_t record_gpu_height; struct { const void *data; unsigned width; unsigned height; size_t pitch; } frame_cache; unsigned frame_count; unsigned max_frames; char title_buf[64]; struct { struct string_list *list; size_t ptr; } shader_dir; struct { struct string_list *list; size_t ptr; } filter_dir; cheat_manager_t *cheat; bool block_config_read; /* Settings and/or global state that is specific to * a console-style implementation. */ struct { struct { struct { rarch_resolution_t current; rarch_resolution_t initial; uint32_t *list; unsigned count; bool check; } resolutions; struct { rarch_viewport_t custom_vp; } viewports; unsigned gamma_correction; unsigned char flicker_filter_index; unsigned char soft_filter_index; bool pal_enable; bool pal60_enable; } screen; struct { unsigned mode; bool system_bgm_enable; } sound; bool flickerfilter_enable; bool softfilter_enable; } console; uint64_t lifecycle_state; /* If this is non-NULL. RARCH_LOG and friends * will write to this file. */ FILE *log_file; bool main_is_init; bool content_is_init; bool error_in_init; char error_string[PATH_MAX_LENGTH]; jmp_buf error_sjlj_context; bool libretro_no_content; bool libretro_dummy; /* Config file associated with per-core configs. */ char core_specific_config_path[PATH_MAX_LENGTH]; retro_keyboard_event_t frontend_key_event; }; /* Public data structures. */ extern struct settings g_settings; extern struct global g_extern; extern struct defaults g_defaults; /* Public functions. */ int rarch_main(int argc, char *argv[]); #ifdef __cplusplus } #endif /** * db_to_gain: * @db : Decibels. * * Converts decibels to voltage gain. * * Returns: voltage gain value. **/ static inline float db_to_gain(float db) { return powf(10.0f, db / 20.0f); } /** * rarch_fail: * @error_code : Error code. * @error : Error message to show. * * Sanely kills the program. **/ static inline void rarch_fail(int error_code, const char *error) { /* We cannot longjmp unless we're in rarch_main_init(). * If not, something went very wrong, and we should * just exit right away. */ rarch_assert(g_extern.error_in_init); strlcpy(g_extern.error_string, error, sizeof(g_extern.error_string)); longjmp(g_extern.error_sjlj_context, error_code); } #endif