mirror of
https://github.com/CTCaer/RetroArch.git
synced 2024-12-27 05:05:51 +00:00
358 lines
7.9 KiB
C
358 lines
7.9 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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#include <retro_miscellaneous.h>
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#ifdef HAVE_THREADS
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#include <rthreads/rthreads.h>
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#endif
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#include "general.h"
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#include "runloop_data.h"
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#include "tasks/tasks.h"
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#include "input/input_overlay.h"
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#ifdef HAVE_MENU
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#include "menu/menu.h"
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#include "menu/menu_entries.h"
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#include "menu/menu_input.h"
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#endif
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enum
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{
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THREAD_CODE_INIT = 0,
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THREAD_CODE_DEINIT,
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THREAD_CODE_ALIVE
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} thread_code_enum;
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typedef struct data_runloop
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{
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bool inited;
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#ifdef HAVE_THREADS
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bool thread_inited;
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unsigned thread_code;
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bool alive;
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slock_t *lock;
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slock_t *cond_lock;
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scond_t *cond;
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sthread_t *thread;
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#endif
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} data_runloop_t;
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static char data_runloop_msg[PATH_MAX_LENGTH];
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static data_runloop_t g_data_runloop;
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#ifdef HAVE_THREADS
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static void data_runloop_thread_deinit(void)
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{
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if (!g_data_runloop.thread_inited)
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{
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slock_lock(g_data_runloop.cond_lock);
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g_data_runloop.alive = false;
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scond_signal(g_data_runloop.cond);
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slock_unlock(g_data_runloop.cond_lock);
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sthread_join(g_data_runloop.thread);
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slock_free(g_data_runloop.lock);
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slock_free(g_data_runloop.cond_lock);
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rarch_main_data_overlay_thread_uninit();
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scond_free(g_data_runloop.cond);
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}
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}
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#endif
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void rarch_main_data_deinit(void)
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{
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#ifdef HAVE_THREADS
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if (g_data_runloop.thread_inited)
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{
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data_runloop_thread_deinit();
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g_data_runloop.thread_inited = false;
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g_data_runloop.thread_code = THREAD_CODE_DEINIT;
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}
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#endif
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g_data_runloop.inited = false;
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}
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void rarch_main_data_free(void)
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{
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rarch_main_data_nbio_uninit();
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#ifdef HAVE_NETWORKING
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rarch_main_data_http_uninit();
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#endif
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#ifdef HAVE_LIBRETRODB
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rarch_main_data_db_uninit();
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#endif
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memset(&g_data_runloop, 0, sizeof(g_data_runloop));
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}
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static void data_runloop_iterate(bool is_thread)
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{
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rarch_main_data_nbio_iterate (is_thread);
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#ifdef HAVE_RPNG
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rarch_main_data_nbio_image_iterate (is_thread);
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#endif
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#ifdef HAVE_NETWORKING
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rarch_main_data_http_iterate (is_thread);
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#endif
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#ifdef HAVE_LIBRETRODB
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rarch_main_data_db_iterate (is_thread);
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#endif
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}
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bool rarch_main_data_active(void)
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{
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#ifdef HAVE_LIBRETRODB
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if (rarch_main_data_db_is_active())
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return true;
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#endif
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#ifdef HAVE_OVERLAY
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if (input_overlay_data_is_active())
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return true;
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#endif
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if (rarch_main_data_nbio_image_get_handle())
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return true;
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if (rarch_main_data_nbio_get_handle())
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return true;
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#ifdef HAVE_NETWORKING
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if (rarch_main_data_http_get_handle())
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return true;
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if (rarch_main_data_http_conn_get_handle())
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return true;
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#endif
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return false;
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}
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#ifdef HAVE_THREADS
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static void data_thread_loop(void *data)
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{
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data_runloop_t *runloop = (data_runloop_t*)data;
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RARCH_LOG("[Data Thread]: Initializing data thread.\n");
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slock_lock(runloop->lock);
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while (!runloop->thread_inited)
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scond_wait(runloop->cond, runloop->lock);
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slock_unlock(runloop->lock);
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RARCH_LOG("[Data Thread]: Starting data thread.\n");
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while (runloop->alive)
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{
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slock_lock(runloop->lock);
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if (!runloop->alive)
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break;
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data_runloop_iterate(true);
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if (!rarch_main_data_active())
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rarch_sleep(10);
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slock_unlock(runloop->lock);
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}
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RARCH_LOG("[Data Thread]: Stopping data thread.\n");
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}
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#endif
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#ifdef HAVE_THREADS
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static void rarch_main_data_thread_init(void)
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{
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g_data_runloop.lock = slock_new();
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g_data_runloop.cond_lock = slock_new();
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g_data_runloop.cond = scond_new();
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#ifdef HAVE_OVERLAY
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rarch_main_data_overlay_thread_init();
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#endif
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g_data_runloop.thread = sthread_create(data_thread_loop, &g_data_runloop);
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if (!g_data_runloop.thread)
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goto error;
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slock_lock(g_data_runloop.lock);
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g_data_runloop.thread_inited = true;
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g_data_runloop.alive = true;
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g_data_runloop.thread_code = THREAD_CODE_ALIVE;
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slock_unlock(g_data_runloop.lock);
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return;
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error:
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data_runloop_thread_deinit();
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}
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#endif
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#ifdef HAVE_MENU
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static void rarch_main_data_menu_iterate(void)
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{
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#ifdef HAVE_LIBRETRODB
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if (rarch_main_data_db_pending_scan_finished())
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menu_environment_cb(MENU_ENVIRON_RESET_HORIZONTAL_LIST, NULL);
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#endif
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menu_iterate_render();
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}
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#endif
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void rarch_main_data_iterate(void)
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{
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settings_t *settings = config_get_ptr();
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(void)settings;
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#ifdef HAVE_THREADS
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if (settings->menu.threaded_data_runloop_enable)
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{
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switch (g_data_runloop.thread_code)
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{
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case THREAD_CODE_INIT:
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rarch_main_data_thread_init();
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break;
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case THREAD_CODE_DEINIT:
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case THREAD_CODE_ALIVE:
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break;
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}
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}
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#endif
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#ifdef HAVE_OVERLAY
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rarch_main_data_overlay_image_upload_iterate(false);
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#endif
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#ifdef HAVE_RPNG
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rarch_main_data_nbio_image_upload_iterate(false);
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#endif
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#ifdef HAVE_OVERLAY
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rarch_main_data_overlay_iterate (false);
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#endif
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#ifdef HAVE_MENU
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rarch_main_data_menu_iterate();
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#endif
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if (data_runloop_msg[0] != '\0')
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{
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rarch_main_msg_queue_push(data_runloop_msg, 1, 10, true);
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data_runloop_msg[0] = '\0';
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}
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#ifdef HAVE_THREADS
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if (settings->menu.threaded_data_runloop_enable && g_data_runloop.alive)
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return;
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#endif
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data_runloop_iterate(false);
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}
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static void rarch_main_data_init(void)
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{
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#ifdef HAVE_THREADS
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g_data_runloop.thread_inited = false;
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g_data_runloop.alive = false;
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#endif
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g_data_runloop.inited = true;
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}
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void rarch_main_data_clear_state(void)
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{
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rarch_main_data_deinit();
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rarch_main_data_free();
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rarch_main_data_init();
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rarch_main_data_nbio_init();
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#ifdef HAVE_NETWORKING
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rarch_main_data_http_init();
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#endif
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#ifdef HAVE_LIBRETRODB
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rarch_main_data_db_init();
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#endif
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}
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void rarch_main_data_init_queues(void)
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{
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#ifdef HAVE_NETWORKING
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rarch_main_data_http_init_msg_queue();
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#endif
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rarch_main_data_nbio_init_msg_queue();
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#ifdef HAVE_LIBRETRODB
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rarch_main_data_db_init_msg_queue();
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#endif
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}
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void rarch_main_data_msg_queue_push(unsigned type,
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const char *msg, const char *msg2,
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unsigned prio, unsigned duration, bool flush)
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{
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char new_msg[PATH_MAX_LENGTH];
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msg_queue_t *queue = NULL;
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switch(type)
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{
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case DATA_TYPE_NONE:
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break;
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case DATA_TYPE_FILE:
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queue = rarch_main_data_nbio_get_msg_queue_ptr();
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snprintf(new_msg, sizeof(new_msg), "%s|%s", msg, msg2);
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break;
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case DATA_TYPE_IMAGE:
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queue = rarch_main_data_nbio_image_get_msg_queue_ptr();
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snprintf(new_msg, sizeof(new_msg), "%s|%s", msg, msg2);
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break;
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#ifdef HAVE_NETWORKING
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case DATA_TYPE_HTTP:
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queue = rarch_main_data_http_get_msg_queue_ptr();
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snprintf(new_msg, sizeof(new_msg), "%s|%s", msg, msg2);
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break;
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#endif
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#ifdef HAVE_OVERLAY
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case DATA_TYPE_OVERLAY:
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snprintf(new_msg, sizeof(new_msg), "%s|%s", msg, msg2);
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break;
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#endif
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#ifdef HAVE_LIBRETRODB
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case DATA_TYPE_DB:
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queue = rarch_main_data_db_get_msg_queue_ptr();
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snprintf(new_msg, sizeof(new_msg), "%s|%s", msg, msg2);
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break;
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#endif
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}
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if (!queue)
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return;
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if (flush)
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msg_queue_clear(queue);
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msg_queue_push(queue, new_msg, prio, duration);
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}
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void data_runloop_osd_msg(const char *msg, size_t len)
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{
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strlcpy(data_runloop_msg, msg, len);
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}
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