mirror of
https://github.com/libretro/RetroArch.git
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507ec17261
move pretro_set_environment(rarch_environment_cb); further down since it wouldn't have achieved the desired effect in that location added a function to restore the original configuration when unloading the core so overrides won't affect the main config
473 lines
10 KiB
C
473 lines
10 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2015 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __RETROARCH_RUNLOOP_H
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#define __RETROARCH_RUNLOOP_H
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#include <queues/message_queue.h>
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#include <setjmp.h>
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#include "libretro.h"
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#include "core_info.h"
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#include "core_options.h"
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#include "driver.h"
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#include "rewind.h"
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#include "autosave.h"
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#include "movie.h"
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#include "cheats.h"
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#ifndef AUDIO_BUFFER_FREE_SAMPLES_COUNT
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#define AUDIO_BUFFER_FREE_SAMPLES_COUNT (8 * 1024)
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#endif
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#ifndef MEASURE_FRAME_TIME_SAMPLES_COUNT
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#define MEASURE_FRAME_TIME_SAMPLES_COUNT (2 * 1024)
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* All libretro runloop-related globals go here. */
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typedef struct runloop
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{
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/* Lifecycle state checks. */
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bool is_paused;
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bool is_idle;
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bool is_menu;
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bool is_slowmotion;
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struct
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{
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struct
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{
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unsigned count;
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unsigned max;
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struct
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{
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struct
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{
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struct
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{
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bool is_updated;
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} label;
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struct
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{
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bool is_active;
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} animation;
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struct
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{
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bool dirty;
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} framebuf;
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struct
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{
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bool active;
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} action;
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} menu;
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} current;
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} video;
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struct
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{
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retro_time_t minimum_time;
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retro_time_t last_time;
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} limit;
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} frames;
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struct
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{
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unsigned buffer_free_samples[AUDIO_BUFFER_FREE_SAMPLES_COUNT];
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uint64_t buffer_free_samples_count;
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retro_time_t frame_time_samples[MEASURE_FRAME_TIME_SAMPLES_COUNT];
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uint64_t frame_time_samples_count;
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} measure_data;
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msg_queue_t *msg_queue;
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} runloop_t;
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typedef struct rarch_resolution
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{
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unsigned idx;
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unsigned id;
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} rarch_resolution_t;
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/* All run-time- / command line flag-related globals go here. */
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typedef struct global
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{
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bool verbosity;
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bool perfcnt_enable;
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bool force_fullscreen;
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bool core_shutdown_initiated;
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struct string_list *temporary_content;
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core_info_list_t *core_info;
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core_info_t *core_info_current;
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uint32_t content_crc;
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char gb_rom_path[PATH_MAX_LENGTH];
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char bsx_rom_path[PATH_MAX_LENGTH];
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char sufami_rom_path[2][PATH_MAX_LENGTH];
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bool has_set_input_descriptors;
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bool has_set_save_path;
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bool has_set_state_path;
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bool has_set_libretro_device[MAX_USERS];
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bool has_set_libretro;
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bool has_set_libretro_directory;
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bool has_set_verbosity;
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bool has_set_netplay_mode;
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bool has_set_username;
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bool has_set_netplay_ip_address;
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bool has_set_netplay_delay_frames;
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bool has_set_netplay_ip_port;
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bool has_set_ups_pref;
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bool has_set_bps_pref;
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bool has_set_ips_pref;
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bool overrides_active;
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/* Config associated with global "default" config. */
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char config_path[PATH_MAX_LENGTH];
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char append_config_path[PATH_MAX_LENGTH];
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char input_config_path[PATH_MAX_LENGTH];
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#ifdef HAVE_FILE_LOGGER
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char default_log_file[PATH_MAX_LENGTH];
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#endif
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char basename[PATH_MAX_LENGTH];
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char fullpath[PATH_MAX_LENGTH];
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/* A list of save types and associated paths for all content. */
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struct string_list *savefiles;
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/* For --subsystem content. */
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char subsystem[PATH_MAX_LENGTH];
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struct string_list *subsystem_fullpaths;
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char savefile_name[PATH_MAX_LENGTH];
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char savestate_name[PATH_MAX_LENGTH];
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char cheatfile_name[PATH_MAX_LENGTH];
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/* Used on reentrancy to use a savestate dir. */
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char savefile_dir[PATH_MAX_LENGTH];
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char savestate_dir[PATH_MAX_LENGTH];
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#ifdef HAVE_OVERLAY
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char overlay_dir[PATH_MAX_LENGTH];
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char osk_overlay_dir[PATH_MAX_LENGTH];
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#endif
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bool block_patch;
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bool ups_pref;
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bool bps_pref;
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bool ips_pref;
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char ups_name[PATH_MAX_LENGTH];
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char bps_name[PATH_MAX_LENGTH];
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char ips_name[PATH_MAX_LENGTH];
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struct
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{
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unsigned windowed_scale;
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} pending;
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struct
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{
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struct retro_system_info info;
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struct retro_system_av_info av_info;
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float aspect_ratio;
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unsigned rotation;
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bool shutdown;
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unsigned performance_level;
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enum retro_pixel_format pix_fmt;
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bool block_extract;
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bool force_nonblock;
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bool no_content;
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const char *input_desc_btn[MAX_USERS][RARCH_FIRST_META_KEY];
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char valid_extensions[PATH_MAX_LENGTH];
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retro_keyboard_event_t key_event;
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struct retro_audio_callback audio_callback;
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struct retro_disk_control_callback disk_control;
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struct retro_hw_render_callback hw_render_callback;
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struct retro_camera_callback camera_callback;
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struct retro_location_callback location_callback;
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struct retro_frame_time_callback frame_time;
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retro_usec_t frame_time_last;
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core_option_manager_t *core_options;
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struct retro_subsystem_info *special;
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unsigned num_special;
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struct retro_controller_info *ports;
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unsigned num_ports;
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} system;
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struct
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{
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float *data;
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size_t data_ptr;
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size_t chunk_size;
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size_t nonblock_chunk_size;
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size_t block_chunk_size;
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double src_ratio;
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float in_rate;
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bool use_float;
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float *outsamples;
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int16_t *conv_outsamples;
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int16_t *rewind_buf;
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size_t rewind_ptr;
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size_t rewind_size;
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rarch_dsp_filter_t *dsp;
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bool rate_control;
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double orig_src_ratio;
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size_t driver_buffer_size;
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float volume_gain;
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} audio_data;
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struct
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{
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rarch_softfilter_t *filter;
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void *buffer;
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unsigned scale;
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unsigned out_bpp;
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bool out_rgb32;
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} filter;
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#ifdef HAVE_MENU
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struct
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{
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struct retro_system_info info;
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bool bind_mode_keyboard;
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} menu;
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#endif
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bool exec;
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struct
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{
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/* Rewind support. */
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state_manager_t *state;
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size_t size;
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bool frame_is_reverse;
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} rewind;
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struct
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{
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/* Movie playback/recording support. */
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bsv_movie_t *movie;
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char movie_path[PATH_MAX_LENGTH];
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bool movie_playback;
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bool eof_exit;
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/* Immediate playback/recording. */
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char movie_start_path[PATH_MAX_LENGTH];
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bool movie_start_recording;
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bool movie_start_playback;
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bool movie_end;
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} bsv;
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bool sram_load_disable;
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bool sram_save_disable;
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bool use_sram;
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/* Turbo support. */
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bool turbo_frame_enable[MAX_USERS];
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uint16_t turbo_enable[MAX_USERS];
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unsigned turbo_count;
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/* Autosave support. */
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autosave_t **autosave;
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unsigned num_autosave;
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#ifdef HAVE_NETPLAY
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/* Netplay. */
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char netplay_server[PATH_MAX_LENGTH];
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bool netplay_enable;
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bool netplay_is_client;
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bool netplay_is_spectate;
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unsigned netplay_sync_frames;
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unsigned netplay_port;
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#endif
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/* Recording. */
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struct
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{
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char path[PATH_MAX_LENGTH];
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char config[PATH_MAX_LENGTH];
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bool enable;
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unsigned width;
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unsigned height;
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uint8_t *gpu_buffer;
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size_t gpu_width;
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size_t gpu_height;
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} record;
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struct
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{
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const void *data;
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unsigned width;
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unsigned height;
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size_t pitch;
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} frame_cache;
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char title_buf[64];
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struct
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{
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struct string_list *list;
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size_t ptr;
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} shader_dir;
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struct
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{
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struct string_list *list;
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size_t ptr;
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} filter_dir;
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cheat_manager_t *cheat;
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bool block_config_read;
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/* Settings and/or global state that is specific to
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* a console-style implementation. */
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struct
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{
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struct
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{
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struct
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{
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rarch_resolution_t current;
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rarch_resolution_t initial;
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uint32_t *list;
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unsigned count;
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bool check;
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} resolutions;
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struct
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{
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video_viewport_t custom_vp;
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} viewports;
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unsigned gamma_correction;
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unsigned char flicker_filter_index;
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unsigned char soft_filter_index;
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bool pal_enable;
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bool pal60_enable;
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} screen;
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struct
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{
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unsigned mode;
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bool system_bgm_enable;
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} sound;
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bool flickerfilter_enable;
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bool softfilter_enable;
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} console;
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uint64_t lifecycle_state;
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/* If this is non-NULL. RARCH_LOG and friends
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* will write to this file. */
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FILE *log_file;
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bool main_is_init;
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bool content_is_init;
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bool error_in_init;
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char error_string[PATH_MAX_LENGTH];
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jmp_buf error_sjlj_context;
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bool libretro_no_content;
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bool libretro_dummy;
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/* Config file associated with per-core configs. */
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char core_specific_config_path[PATH_MAX_LENGTH];
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retro_keyboard_event_t frontend_key_event;
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} global_t;
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runloop_t *rarch_main_get_ptr(void);
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global_t *global_get_ptr(void);
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/**
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* rarch_main_iterate:
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*
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* Run Libretro core in RetroArch for one frame.
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*
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* Returns: 0 on successful run, 1 if we have to wait until button input in order
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* to wake up the loop, -1 if we forcibly quit out of the RetroArch iteration loop.
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**/
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int rarch_main_iterate(void);
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void rarch_main_msg_queue_push(const char *msg, unsigned prio,
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unsigned duration, bool flush);
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const char *rarch_main_msg_queue_pull(void);
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void rarch_main_msg_queue_free(void);
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void rarch_main_msg_queue_init(void);
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void rarch_main_clear_state(void);
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bool rarch_main_verbosity(void);
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FILE *rarch_main_log_file(void);
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bool rarch_main_is_idle(void);
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void rarch_main_state_free(void);
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void rarch_main_global_free(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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