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RetroArch/menu/menu.c

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/* 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 <http://www.gnu.org/licenses/>.
*/
#include <file/file_path.h>
#include "menu.h"
#include "menu_hash.h"
#include "menu_display.h"
#include "menu_entry.h"
#include "menu_shader.h"
#include "../dynamic.h"
#include "../general.h"
#include "../frontend/frontend.h"
#include "../retroarch.h"
#include "../performance.h"
#include "../runloop_data.h"
static void menu_environment_get(int *argc, char *argv[],
void *args, void *params_data)
{
struct rarch_main_wrap *wrap_args = (struct rarch_main_wrap*)params_data;
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
menu_handle_t *menu = menu_driver_get_ptr();
if (!wrap_args)
return;
wrap_args->no_content = menu->load_no_content;
if (!global->has_set_verbosity)
wrap_args->verbose = global->verbosity;
wrap_args->config_path = *global->config_path ? global->config_path : NULL;
wrap_args->sram_path = *global->savefile_dir ? global->savefile_dir : NULL;
wrap_args->state_path = *global->savestate_dir ? global->savestate_dir : NULL;
wrap_args->content_path = *global->fullpath ? global->fullpath : NULL;
if (!global->has_set_libretro)
wrap_args->libretro_path = *settings->libretro ? settings->libretro : NULL;
wrap_args->touched = true;
}
static void menu_push_to_history_playlist(void)
{
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (!settings->history_list_enable)
return;
if (*global->fullpath)
{
char tmp[PATH_MAX_LENGTH] = {0};
char str[PATH_MAX_LENGTH] = {0};
fill_pathname_base(tmp, global->fullpath, sizeof(tmp));
snprintf(str, sizeof(str), "INFO - Loading %s ...", tmp);
rarch_main_msg_queue_push(str, 1, 1, false);
}
content_playlist_push(g_defaults.history,
global->fullpath,
NULL,
settings->libretro,
global->menu.info.library_name,
NULL,
NULL);
}
/**
* menu_load_content:
*
* Loads content into currently selected core.
* Will also optionally push the content entry to the history playlist.
*
* Returns: true (1) if successful, otherwise false (0).
**/
bool menu_load_content(enum rarch_core_type type)
{
menu_handle_t *menu = menu_driver_get_ptr();
menu_display_t *disp = menu_display_get_ptr();
driver_t *driver = driver_get_ptr();
global_t *global = global_get_ptr();
/* redraw menu frame */
if (disp)
disp->msg_force = true;
menu_entry_iterate(MENU_ACTION_NOOP);
menu_display_fb();
if (!(main_load_content(0, NULL, NULL, menu_environment_get,
driver->frontend_ctx->process_args)))
{
char name[PATH_MAX_LENGTH] = {0};
char msg[PATH_MAX_LENGTH] = {0};
fill_pathname_base(name, global->fullpath, sizeof(name));
snprintf(msg, sizeof(msg), "Failed to load %s.\n", name);
rarch_main_msg_queue_push(msg, 1, 90, false);
if (disp)
disp->msg_force = true;
return false;
}
menu_shader_manager_init(menu);
event_command(EVENT_CMD_HISTORY_INIT);
if (*global->fullpath || (menu && menu->load_no_content))
menu_push_to_history_playlist();
event_command(EVENT_CMD_VIDEO_SET_ASPECT_RATIO);
event_command(EVENT_CMD_RESUME);
return true;
}
void menu_common_push_content_settings(void)
{
menu_list_t *menu_list = menu_list_get_ptr();
menu_displaylist_info_t info = {0};
if (!menu_list)
return;
info.list = menu_list->selection_buf;
strlcpy(info.path, menu_hash_to_str(MENU_LABEL_VALUE_CONTENT_SETTINGS), sizeof(info.path));
strlcpy(info.label, menu_hash_to_str(MENU_LABEL_CONTENT_SETTINGS), sizeof(info.label));
menu_list_push(menu_list->menu_stack,
info.path, info.label, info.type, info.flags, 0);
menu_displaylist_push_list(&info, DISPLAYLIST_CONTENT_SETTINGS);
}
void menu_common_load_content(bool persist, enum rarch_core_type type)
{
menu_display_t *disp = menu_display_get_ptr();
menu_list_t *menu_list = menu_list_get_ptr();
if (!menu_list)
return;
switch (type)
{
case CORE_TYPE_PLAIN:
case CORE_TYPE_DUMMY:
event_command(persist ? EVENT_CMD_LOAD_CONTENT_PERSIST : EVENT_CMD_LOAD_CONTENT);
break;
#ifdef HAVE_FFMPEG
case CORE_TYPE_FFMPEG:
event_command(EVENT_CMD_LOAD_CONTENT_FFMPEG);
break;
#endif
case CORE_TYPE_IMAGEVIEWER:
#ifdef HAVE_IMAGEVIEWER
event_command(EVENT_CMD_LOAD_CONTENT_IMAGEVIEWER);
#endif
break;
}
menu_list_flush_stack(menu_list, NULL, MENU_SETTINGS);
disp->msg_force = true;
menu_common_push_content_settings();
}
static int menu_init_entries(menu_entries_t *entries)
{
if (!(entries->menu_list = (menu_list_t*)menu_list_new()))
return -1;
return 0;
}
/**
* menu_init:
* @data : Menu context handle.
*
* Create and initialize menu handle.
*
* Returns: menu handle on success, otherwise NULL.
**/
void *menu_init(const void *data)
{
menu_handle_t *menu = NULL;
menu_display_t *disp = NULL;
menu_ctx_driver_t *menu_ctx = (menu_ctx_driver_t*)data;
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
if (!menu_ctx)
return NULL;
if (!(menu = (menu_handle_t*)menu_ctx->init()))
return NULL;
strlcpy(settings->menu.driver, menu_ctx->ident,
sizeof(settings->menu.driver));
if (menu_init_entries(&menu->entries) != 0)
goto error;
global->core_info_current = (core_info_t*)calloc(1, sizeof(core_info_t));
if (!global->core_info_current)
goto error;
#ifdef HAVE_SHADER_MANAGER
menu->shader = (struct video_shader*)calloc(1, sizeof(struct video_shader));
if (!menu->shader)
goto error;
#endif
menu->push_help_screen = settings->menu_show_start_screen;
menu->help_screen_type = MENU_HELP_WELCOME;
settings->menu_show_start_screen = false;
#if 0
if (settings->bundle_assets_extract_enable &&
(strcmp(PACKAGE_VERSION, settings->bundle_assets_last_extracted_version) != 0)
)
{
menu->push_help_screen = true;
menu->help_screen_type = MENU_HELP_EXTRACT;
rarch_main_data_msg_queue_push(DATA_TYPE_FILE, "cb_bundle_extract", "cb_bundle_extract", 0, 1, true);
}
#endif
menu_shader_manager_init(menu);
if (!menu_display_init(menu))
goto error;
disp = &menu->display;
rarch_assert(disp->msg_queue = msg_queue_new(8));
menu_display_fb_set_dirty();
menu_driver_set_alive();
return menu;
error:
if (menu->entries.menu_list)
menu_list_free(menu->entries.menu_list);
menu->entries.menu_list = NULL;
if (global->core_info_current)
free(global->core_info_current);
global->core_info_current = NULL;
if (menu->shader)
free(menu->shader);
menu->shader = NULL;
if (menu)
free(menu);
return NULL;
}
/**
* menu_free_list:
* @menu : Menu handle.
*
* Frees menu lists.
**/
static void menu_free_list(menu_entries_t *entries)
{
if (!entries)
return;
menu_setting_free(entries->list_settings);
entries->list_settings = NULL;
menu_list_free(entries->menu_list);
entries->menu_list = NULL;
}
/**
* menu_free:
* @menu : Menu handle.
*
* Frees a menu handle
**/
void menu_free(menu_handle_t *menu)
{
global_t *global = global_get_ptr();
menu_display_t *disp = menu_display_get_ptr();
if (!menu || !disp)
return;
if (menu->playlist)
content_playlist_free(menu->playlist);
menu->playlist = NULL;
menu_shader_free(menu);
menu_driver_free(menu);
#ifdef HAVE_DYNAMIC
libretro_free_system_info(&global->menu.info);
#endif
menu_display_free(menu);
menu_free_list(&menu->entries);
event_command(EVENT_CMD_HISTORY_DEINIT);
if (global->core_info)
core_info_list_free(global->core_info);
if (global->core_info_current)
free(global->core_info_current);
global->core_info_current = NULL;
menu_driver_unset_alive();
free(menu);
}
/**
* menu_iterate:
* @input : input sample for this frame
* @old_input : input sample of the previous frame
* @trigger_input : difference' input sample - difference
* between 'input' and 'old_input'
*
* Runs RetroArch menu for one frame.
*
* Returns: 0 on success, -1 if we need to quit out of the loop.
**/
int menu_iterate(retro_input_t input,
retro_input_t old_input, retro_input_t trigger_input)
{
int32_t ret = 0;
unsigned action = 0;
runloop_t *runloop = rarch_main_get_ptr();
menu_display_t *disp = menu_display_get_ptr();
menu_input_t *menu_input = menu_input_get_ptr();
menu_animation_update_time(disp->animation);
menu_input->joypad.state = menu_input_frame(input, trigger_input);
action = menu_input->joypad.state;
ret = menu_entry_iterate(action);
if (menu_driver_alive() && !runloop->is_idle)
menu_display_fb();
menu_driver_set_texture();
if (ret)
return -1;
return 0;
}
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