mirror of
https://github.com/libretro/RetroArch.git
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322 lines
7.5 KiB
C
322 lines
7.5 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2016 - 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 <retro_miscellaneous.h>
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#include <retro_common_api.h>
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#include "configuration.h"
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RETRO_BEGIN_DECLS
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enum runloop_ctl_state
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{
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RUNLOOP_CTL_NONE = 0,
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RUNLOOP_CTL_SET_FRAME_LIMIT,
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RUNLOOP_CTL_UNSET_FRAME_LIMIT,
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RUNLOOP_CTL_SHOULD_SET_FRAME_LIMIT,
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RUNLOOP_CTL_TASK_INIT,
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RUNLOOP_CTL_FRAME_TIME_FREE,
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RUNLOOP_CTL_SET_FRAME_TIME_LAST,
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RUNLOOP_CTL_UNSET_FRAME_TIME_LAST,
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RUNLOOP_CTL_IS_FRAME_TIME_LAST,
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RUNLOOP_CTL_SET_FRAME_TIME,
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RUNLOOP_CTL_IS_IDLE,
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RUNLOOP_CTL_SET_IDLE,
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RUNLOOP_CTL_GET_WINDOWED_SCALE,
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RUNLOOP_CTL_SET_WINDOWED_SCALE,
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RUNLOOP_CTL_IS_OVERRIDES_ACTIVE,
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RUNLOOP_CTL_SET_OVERRIDES_ACTIVE,
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RUNLOOP_CTL_UNSET_OVERRIDES_ACTIVE,
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RUNLOOP_CTL_IS_GAME_OPTIONS_ACTIVE,
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RUNLOOP_CTL_SET_GAME_OPTIONS_ACTIVE,
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RUNLOOP_CTL_UNSET_GAME_OPTIONS_ACTIVE,
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RUNLOOP_CTL_IS_NONBLOCK_FORCED,
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RUNLOOP_CTL_SET_NONBLOCK_FORCED,
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RUNLOOP_CTL_UNSET_NONBLOCK_FORCED,
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RUNLOOP_CTL_GET_CONTENT_PATH,
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RUNLOOP_CTL_SET_CONTENT_PATH,
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RUNLOOP_CTL_CLEAR_CONTENT_PATH,
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RUNLOOP_CTL_SET_LIBRETRO_PATH,
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RUNLOOP_CTL_IS_SLOWMOTION,
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RUNLOOP_CTL_SET_SLOWMOTION,
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RUNLOOP_CTL_IS_PAUSED,
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RUNLOOP_CTL_SET_PAUSED,
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RUNLOOP_CTL_SET_MAX_FRAMES,
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RUNLOOP_CTL_GLOBAL_FREE,
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RUNLOOP_CTL_SET_CORE_SHUTDOWN,
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RUNLOOP_CTL_UNSET_CORE_SHUTDOWN,
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RUNLOOP_CTL_IS_CORE_SHUTDOWN,
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RUNLOOP_CTL_SET_SHUTDOWN,
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RUNLOOP_CTL_UNSET_SHUTDOWN,
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RUNLOOP_CTL_IS_SHUTDOWN,
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RUNLOOP_CTL_SET_EXEC,
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RUNLOOP_CTL_UNSET_EXEC,
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RUNLOOP_CTL_IS_EXEC,
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/* Runloop state */
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RUNLOOP_CTL_CLEAR_STATE,
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RUNLOOP_CTL_STATE_FREE,
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/* Performance counters */
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RUNLOOP_CTL_GET_PERFCNT,
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RUNLOOP_CTL_SET_PERFCNT_ENABLE,
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RUNLOOP_CTL_UNSET_PERFCNT_ENABLE,
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RUNLOOP_CTL_IS_PERFCNT_ENABLE,
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/* Key event */
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RUNLOOP_CTL_FRONTEND_KEY_EVENT_GET,
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RUNLOOP_CTL_KEY_EVENT_GET,
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RUNLOOP_CTL_DATA_DEINIT,
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/* Message queue */
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RUNLOOP_CTL_MSG_QUEUE_INIT,
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RUNLOOP_CTL_MSG_QUEUE_DEINIT,
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RUNLOOP_CTL_MSG_QUEUE_FREE,
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RUNLOOP_CTL_MSG_QUEUE_PULL,
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RUNLOOP_CTL_MSG_QUEUE_CLEAR,
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/* Core options */
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RUNLOOP_CTL_HAS_CORE_OPTIONS,
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RUNLOOP_CTL_GET_CORE_OPTION_SIZE,
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RUNLOOP_CTL_IS_CORE_OPTION_UPDATED,
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RUNLOOP_CTL_CORE_OPTIONS_LIST_GET,
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RUNLOOP_CTL_CORE_OPTION_PREV,
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RUNLOOP_CTL_CORE_OPTION_NEXT,
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RUNLOOP_CTL_CORE_OPTIONS_GET,
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RUNLOOP_CTL_CORE_OPTIONS_INIT,
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RUNLOOP_CTL_CORE_OPTIONS_DEINIT,
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RUNLOOP_CTL_CORE_OPTIONS_FREE,
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/* Shader dir */
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RUNLOOP_CTL_SHADER_DIR_DEINIT,
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RUNLOOP_CTL_SHADER_DIR_INIT,
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/* System info */
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RUNLOOP_CTL_SYSTEM_INFO_GET,
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RUNLOOP_CTL_SYSTEM_INFO_INIT,
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RUNLOOP_CTL_SYSTEM_INFO_FREE
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};
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typedef int (*transfer_cb_t)(void *data, size_t len);
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typedef struct rarch_dir_list rarch_dir_list_t;
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typedef struct rarch_dir
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{
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/* Used on reentrancy to use a savestate dir. */
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char savefile[PATH_MAX_LENGTH];
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char savestate[PATH_MAX_LENGTH];
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char systemdir[PATH_MAX_LENGTH];
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#ifdef HAVE_OVERLAY
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char osk_overlay[PATH_MAX_LENGTH];
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#endif
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} rarch_dir_t;
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typedef struct rarch_path
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{
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char gb_rom[PATH_MAX_LENGTH];
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char bsx_rom[PATH_MAX_LENGTH];
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char sufami_rom[2][PATH_MAX_LENGTH];
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/* Config associated with global "default" config. */
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char config[PATH_MAX_LENGTH];
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char append_config[PATH_MAX_LENGTH];
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char input_config[PATH_MAX_LENGTH];
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#ifdef HAVE_FILE_LOGGER
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char default_log[PATH_MAX_LENGTH];
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#endif
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/* Config file associated with per-core configs. */
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char core_specific_config[PATH_MAX_LENGTH];
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char core_options_path[PATH_MAX_LENGTH];
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} rarch_path_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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rarch_path_t path;
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rarch_dir_t dir;
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struct
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{
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bool save_path;
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bool state_path;
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bool verbosity;
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bool libretro_device[MAX_USERS];
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bool libretro;
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bool libretro_directory;
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bool netplay_mode;
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bool netplay_ip_address;
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bool netplay_delay_frames;
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bool netplay_ip_port;
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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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} has_set;
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struct
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{
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char base[PATH_MAX_LENGTH];
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char savefile[PATH_MAX_LENGTH];
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char savestate[PATH_MAX_LENGTH];
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char cheatfile[PATH_MAX_LENGTH];
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char ups[PATH_MAX_LENGTH];
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char bps[PATH_MAX_LENGTH];
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char ips[PATH_MAX_LENGTH];
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char remapfile[PATH_MAX_LENGTH];
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} name;
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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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struct
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{
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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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} patch;
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struct
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{
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bool load_disable;
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bool save_disable;
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bool use;
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} sram;
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#ifdef HAVE_NETPLAY
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/* Netplay. */
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struct
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{
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char server[PATH_MAX_LENGTH];
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bool enable;
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bool is_client;
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bool is_spectate;
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unsigned sync_frames;
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unsigned port;
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} netplay;
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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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unsigned width;
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unsigned height;
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size_t gpu_width;
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size_t gpu_height;
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char output_dir[PATH_MAX_LENGTH];
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char config_dir[PATH_MAX_LENGTH];
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bool use_output_dir;
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} record;
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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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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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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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} global_t;
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typedef struct runloop_ctx_msg_info
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{
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const char *msg;
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unsigned prio;
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unsigned duration;
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bool flush;
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} runloop_ctx_msg_info_t;
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global_t *global_get_ptr(void);
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/**
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* runloop_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,
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* Returns 1 if we have to wait until button input in order
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* to wake up the loop.
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* Returns -1 if we forcibly quit out of the
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* RetroArch iteration loop.
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**/
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int runloop_iterate(unsigned *sleep_ms);
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void runloop_msg_queue_push(const char *msg, unsigned prio,
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unsigned duration, bool flush);
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char* runloop_msg_queue_pull(void);
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bool runloop_ctl(enum runloop_ctl_state state, void *data);
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RETRO_END_DECLS
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#endif
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