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RetroArch/command_event.c
twinaphex 6f1bc69fc7 Refactor libretro_dummy mechanics
2015-06-20 23:42:30 +02:00

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/* RetroArch - A frontend for libretro.
* 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 <compat/strl.h>
#include "command_event.h"
#include "general.h"
#include "performance.h"
#include "runloop_data.h"
#include "runloop.h"
#include "dynamic.h"
#include "content.h"
#include "screenshot.h"
#include "intl/intl.h"
#include "retroarch.h"
#include "dir_list_special.h"
#include "configuration.h"
#include "input/input_remapping.h"
#ifdef HAVE_MENU
#include "menu/menu.h"
#include "menu/menu_display.h"
#include "menu/menu_shader.h"
#include "menu/menu_input.h"
#endif
#ifdef HAVE_NETPLAY
#include "netplay.h"
#endif
#ifdef HAVE_NETWORKING
#include <net/net_compat.h>
#endif
#ifdef HAVE_COMMAND
static void event_init_command(void)
{
driver_t *driver = driver_get_ptr();
settings_t *settings = config_get_ptr();
if (!settings->stdin_cmd_enable && !settings->network_cmd_enable)
return;
if (settings->stdin_cmd_enable && input_driver_grab_stdin())
{
RARCH_WARN("stdin command interface is desired, but input driver has already claimed stdin.\n"
"Cannot use this command interface.\n");
}
if (!(driver->command = rarch_cmd_new(settings->stdin_cmd_enable
&& !input_driver_grab_stdin(),
settings->network_cmd_enable, settings->network_cmd_port)))
RARCH_ERR("Failed to initialize command interface.\n");
}
#endif
/**
* event_free_temporary_content:
*
* Frees temporary content handle.
**/
static void event_free_temporary_content(void)
{
unsigned i;
global_t *global = global_get_ptr();
for (i = 0; i < global->temporary_content->size; i++)
{
const char *path = global->temporary_content->elems[i].data;
RARCH_LOG("Removing temporary content file: %s.\n", path);
if (remove(path) < 0)
RARCH_ERR("Failed to remove temporary file: %s.\n", path);
}
string_list_free(global->temporary_content);
}
#if defined(HAVE_THREADS)
static void event_init_autosave(void)
{
unsigned i;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (settings->autosave_interval < 1 || !global->savefiles)
return;
if (!(global->autosave = (autosave_t**)calloc(global->savefiles->size,
sizeof(*global->autosave))))
return;
global->num_autosave = global->savefiles->size;
for (i = 0; i < global->savefiles->size; i++)
{
const char *path = global->savefiles->elems[i].data;
unsigned type = global->savefiles->elems[i].attr.i;
if (pretro_get_memory_size(type) <= 0)
continue;
global->autosave[i] = autosave_new(path,
pretro_get_memory_data(type),
pretro_get_memory_size(type),
settings->autosave_interval);
if (!global->autosave[i])
RARCH_WARN(RETRO_LOG_INIT_AUTOSAVE_FAILED);
}
}
static void event_deinit_autosave(void)
{
unsigned i;
global_t *global = global_get_ptr();
for (i = 0; i < global->num_autosave; i++)
autosave_free(global->autosave[i]);
if (global->autosave)
free(global->autosave);
global->autosave = NULL;
global->num_autosave = 0;
}
#endif
static void event_save_files(void)
{
unsigned i;
global_t *global = global_get_ptr();
if (!global->savefiles || !global->use_sram)
return;
for (i = 0; i < global->savefiles->size; i++)
{
unsigned type = global->savefiles->elems[i].attr.i;
const char *path = global->savefiles->elems[i].data;
RARCH_LOG("Saving RAM type #%u to \"%s\".\n", type, path);
save_ram_file(path, type);
}
}
static void event_init_movie(void)
{
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (global->bsv.movie_start_playback)
{
if (!(global->bsv.movie = bsv_movie_init(global->bsv.movie_start_path,
RARCH_MOVIE_PLAYBACK)))
{
RARCH_ERR("Failed to load movie file: \"%s\".\n",
global->bsv.movie_start_path);
rarch_fail(1, "event_init_movie()");
}
global->bsv.movie_playback = true;
rarch_main_msg_queue_push("Starting movie playback.", 2, 180, false);
RARCH_LOG("Starting movie playback.\n");
settings->rewind_granularity = 1;
}
else if (global->bsv.movie_start_recording)
{
char msg[PATH_MAX_LENGTH] = {0};
snprintf(msg, sizeof(msg), "Starting movie record to \"%s\".",
global->bsv.movie_start_path);
if (!(global->bsv.movie = bsv_movie_init(global->bsv.movie_start_path,
RARCH_MOVIE_RECORD)))
{
rarch_main_msg_queue_push("Failed to start movie record.", 1, 180, true);
RARCH_ERR("Failed to start movie record.\n");
return;
}
rarch_main_msg_queue_push(msg, 1, 180, true);
RARCH_LOG("Starting movie record to \"%s\".\n",
global->bsv.movie_start_path);
settings->rewind_granularity = 1;
}
}
/**
* event_disk_control_set_eject:
* @new_state : Eject or close the virtual drive tray.
* false (0) : Close
* true (1) : Eject
* @print_log : Show message onscreen.
*
* Ejects/closes of the virtual drive tray.
**/
static void event_disk_control_set_eject(bool new_state, bool print_log)
{
char msg[PATH_MAX_LENGTH] = {0};
global_t *global = global_get_ptr();
bool error = false;
const struct retro_disk_control_callback *control =
(const struct retro_disk_control_callback*)&global->system.disk_control;
if (!control->get_num_images)
return;
*msg = '\0';
if (control->set_eject_state(new_state))
snprintf(msg, sizeof(msg), "%s virtual disk tray.",
new_state ? "Ejected" : "Closed");
else
{
error = true;
snprintf(msg, sizeof(msg), "Failed to %s virtual disk tray.",
new_state ? "eject" : "close");
}
if (*msg)
{
if (error)
RARCH_ERR("%s\n", msg);
else
RARCH_LOG("%s\n", msg);
/* Only noise in menu. */
if (print_log)
rarch_main_msg_queue_push(msg, 1, 180, true);
}
}
/**
* event_disk_control_append_image:
* @path : Path to disk image.
*
* Appends disk image to disk image list.
**/
void event_disk_control_append_image(const char *path)
{
unsigned new_idx;
char msg[PATH_MAX_LENGTH] = {0};
struct retro_game_info info = {0};
global_t *global = global_get_ptr();
const struct retro_disk_control_callback *control =
(const struct retro_disk_control_callback*)&global->system.disk_control;
event_disk_control_set_eject(true, false);
control->add_image_index();
new_idx = control->get_num_images();
if (!new_idx)
return;
new_idx--;
info.path = path;
control->replace_image_index(new_idx, &info);
snprintf(msg, sizeof(msg), "Appended disk: %s", path);
RARCH_LOG("%s\n", msg);
rarch_main_msg_queue_push(msg, 0, 180, true);
event_command(EVENT_CMD_AUTOSAVE_DEINIT);
/* TODO: Need to figure out what to do with subsystems case. */
if (!*global->subsystem)
{
/* Update paths for our new image.
* If we actually use append_image, we assume that we
* started out in a single disk case, and that this way
* of doing it makes the most sense. */
rarch_set_paths(path);
rarch_fill_pathnames();
}
event_command(EVENT_CMD_AUTOSAVE_INIT);
event_disk_control_set_eject(false, false);
}
/**
* event_check_disk_eject:
* @control : Handle to disk control handle.
*
* Perform disk eject (Core Disk Options).
**/
static void event_check_disk_eject(
const struct retro_disk_control_callback *control)
{
bool new_state = !control->get_eject_state();
event_disk_control_set_eject(new_state, true);
}
/**
* event_disk_control_set_index:
* @idx : Index of disk to set as current.
*
* Sets current disk to @index.
**/
static void event_disk_control_set_index(unsigned idx)
{
unsigned num_disks;
char msg[PATH_MAX_LENGTH] = {0};
global_t *global = global_get_ptr();
const struct retro_disk_control_callback *control =
(const struct retro_disk_control_callback*)&global->system.disk_control;
bool error = false;
if (!control->get_num_images)
return;
*msg = '\0';
num_disks = control->get_num_images();
if (control->set_image_index(idx))
{
if (idx < num_disks)
snprintf(msg, sizeof(msg), "Setting disk %u of %u in tray.",
idx + 1, num_disks);
else
strlcpy(msg, "Removed disk from tray.", sizeof(msg));
}
else
{
if (idx < num_disks)
snprintf(msg, sizeof(msg), "Failed to set disk %u of %u.",
idx + 1, num_disks);
else
strlcpy(msg, "Failed to remove disk from tray.", sizeof(msg));
error = true;
}
if (*msg)
{
if (error)
RARCH_ERR("%s\n", msg);
else
RARCH_LOG("%s\n", msg);
rarch_main_msg_queue_push(msg, 1, 180, true);
}
}
/**
* event_check_disk_prev:
* @control : Handle to disk control handle.
*
* Perform disk cycle to previous index action (Core Disk Options).
**/
static void event_check_disk_prev(
const struct retro_disk_control_callback *control)
{
unsigned num_disks = control->get_num_images();
unsigned current = control->get_image_index();
bool disk_prev_enable = num_disks && num_disks != UINT_MAX;
if (!disk_prev_enable)
{
RARCH_ERR("Got invalid disk index from libretro.\n");
return;
}
if (current > 0)
current--;
event_disk_control_set_index(current);
}
/**
* event_check_disk_next:
* @control : Handle to disk control handle.
*
* Perform disk cycle to next index action (Core Disk Options).
**/
static void event_check_disk_next(
const struct retro_disk_control_callback *control)
{
unsigned num_disks = control->get_num_images();
unsigned current = control->get_image_index();
bool disk_next_enable = num_disks && num_disks != UINT_MAX;
if (!disk_next_enable)
{
RARCH_ERR("Got invalid disk index from libretro.\n");
return;
}
if (current < num_disks - 1)
current++;
event_disk_control_set_index(current);
}
/**
* event_set_volume:
* @gain : amount of gain to be applied to current volume level.
*
* Adjusts the current audio volume level.
*
**/
static void event_set_volume(float gain)
{
char msg[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
settings->audio.volume += gain;
settings->audio.volume = max(settings->audio.volume, -80.0f);
settings->audio.volume = min(settings->audio.volume, 12.0f);
snprintf(msg, sizeof(msg), "Volume: %.1f dB", settings->audio.volume);
rarch_main_msg_queue_push(msg, 1, 180, true);
RARCH_LOG("%s\n", msg);
audio_driver_set_volume_gain(db_to_gain(settings->audio.volume));
}
/**
* event_init_controllers:
*
* Initialize libretro controllers.
**/
static void event_init_controllers(void)
{
unsigned i;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
for (i = 0; i < MAX_USERS; i++)
{
const char *ident = NULL;
const struct retro_controller_description *desc = NULL;
unsigned device = settings->input.libretro_device[i];
if (i < global->system.num_ports)
desc = libretro_find_controller_description(
&global->system.ports[i], device);
if (desc)
ident = desc->desc;
if (!ident)
{
/* If we're trying to connect a completely unknown device,
* revert back to JOYPAD. */
if (device != RETRO_DEVICE_JOYPAD && device != RETRO_DEVICE_NONE)
{
/* Do not fix settings->input.libretro_device[i],
* because any use of dummy core will reset this,
* which is not a good idea. */
RARCH_WARN("Input device ID %u is unknown to this libretro implementation. Using RETRO_DEVICE_JOYPAD.\n", device);
device = RETRO_DEVICE_JOYPAD;
}
ident = "Joypad";
}
switch (device)
{
case RETRO_DEVICE_NONE:
RARCH_LOG("Disconnecting device from port %u.\n", i + 1);
pretro_set_controller_port_device(i, device);
break;
case RETRO_DEVICE_JOYPAD:
break;
default:
/* Some cores do not properly range check port argument.
* This is broken behavior of course, but avoid breaking
* cores needlessly. */
RARCH_LOG("Connecting %s (ID: %u) to port %u.\n", ident,
device, i + 1);
pretro_set_controller_port_device(i, device);
break;
}
}
}
static void event_deinit_core(bool reinit)
{
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
pretro_unload_game();
pretro_deinit();
if (reinit)
event_command(EVENT_CMD_DRIVERS_DEINIT);
/* per-core saves: restore the original path so the config is not affected */
if(settings->sort_savefiles_enable)
strlcpy(global->savefile_dir,orig_savefile_dir,sizeof(global->savefile_dir));
if(settings->sort_savestates_enable)
strlcpy(global->savestate_dir,orig_savestate_dir,sizeof(global->savestate_dir));
/* auto overrides: reload the original config */
if(global->overrides_active)
{
config_unload_override();
global->overrides_active = false;
}
pretro_set_environment(rarch_environment_cb);
uninit_libretro_sym();
}
static void event_init_cheats(void)
{
bool allow_cheats = true;
driver_t *driver = driver_get_ptr();
global_t *global = global_get_ptr();
(void)driver;
#ifdef HAVE_NETPLAY
allow_cheats &= !driver->netplay_data;
#endif
allow_cheats &= !global->bsv.movie;
if (!allow_cheats)
return;
/* TODO/FIXME - add some stuff here. */
}
static bool event_load_save_files(void)
{
unsigned i;
global_t *global = global_get_ptr();
if (!global->savefiles || global->sram_load_disable)
return false;
for (i = 0; i < global->savefiles->size; i++)
load_ram_file(global->savefiles->elems[i].data,
global->savefiles->elems[i].attr.i);
return true;
}
static void event_load_auto_state(void)
{
bool ret;
char msg[PATH_MAX_LENGTH] = {0};
char savestate_name_auto[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
#ifdef HAVE_NETPLAY
if (global->netplay_enable && !global->netplay_is_spectate)
return;
#endif
if (!settings->savestate_auto_load)
return;
fill_pathname_noext(savestate_name_auto, global->savestate_name,
".auto", sizeof(savestate_name_auto));
if (!path_file_exists(savestate_name_auto))
return;
ret = load_state(savestate_name_auto);
RARCH_LOG("Found auto savestate in: %s\n", savestate_name_auto);
snprintf(msg, sizeof(msg), "Auto-loading savestate from \"%s\" %s.",
savestate_name_auto, ret ? "succeeded" : "failed");
rarch_main_msg_queue_push(msg, 1, 180, false);
RARCH_LOG("%s\n", msg);
}
static void event_set_savestate_auto_index(void)
{
size_t i;
char state_dir[PATH_MAX_LENGTH] = {0};
char state_base[PATH_MAX_LENGTH] = {0};
struct string_list *dir_list = NULL;
unsigned max_idx = 0;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (!settings->savestate_auto_index)
return;
/* Find the file in the same directory as global->savestate_name
* with the largest numeral suffix.
*
* E.g. /foo/path/content.state, will try to find
* /foo/path/content.state%d, where %d is the largest number available.
*/
fill_pathname_basedir(state_dir, global->savestate_name,
sizeof(state_dir));
fill_pathname_base(state_base, global->savestate_name,
sizeof(state_base));
if (!(dir_list = dir_list_new_special(state_dir, DIR_LIST_PLAIN)))
return;
for (i = 0; i < dir_list->size; i++)
{
unsigned idx;
char elem_base[PATH_MAX_LENGTH] = {0};
const char *end = NULL;
const char *dir_elem = dir_list->elems[i].data;
fill_pathname_base(elem_base, dir_elem, sizeof(elem_base));
if (strstr(elem_base, state_base) != elem_base)
continue;
end = dir_elem + strlen(dir_elem);
while ((end > dir_elem) && isdigit(end[-1]))
end--;
idx = strtoul(end, NULL, 0);
if (idx > max_idx)
max_idx = idx;
}
dir_list_free(dir_list);
settings->state_slot = max_idx;
RARCH_LOG("Found last state slot: #%d\n", settings->state_slot);
}
static bool event_init_content(void)
{
global_t *global = global_get_ptr();
/* No content to be loaded for dummy core,
* just successfully exit. */
if (global->core_type == CORE_TYPE_DUMMY)
return true;
if (!global->libretro_no_content)
rarch_fill_pathnames();
if (!init_content_file())
return false;
if (global->libretro_no_content)
return true;
event_set_savestate_auto_index();
if (event_load_save_files())
RARCH_LOG("Skipping SRAM load.\n");
event_load_auto_state();
event_command(EVENT_CMD_BSV_MOVIE_INIT);
event_command(EVENT_CMD_NETPLAY_INIT);
return true;
}
static bool event_init_core(void)
{
global_t *global = global_get_ptr();
driver_t *driver = driver_get_ptr();
settings_t *settings = config_get_ptr();
/* per-core saves: save the original path */
if(orig_savefile_dir[0] == '\0')
strlcpy(orig_savefile_dir,global->savefile_dir,sizeof(orig_savefile_dir));
if(orig_savestate_dir[0] == '\0')
strlcpy(orig_savestate_dir,global->savestate_dir,sizeof(orig_savestate_dir));
/* auto overrides: apply overrides */
if(settings->auto_overrides_enable)
{
if (config_load_override())
global->overrides_active = true;
else
global->overrides_active = false;
}
pretro_set_environment(rarch_environment_cb);
/* auto-remap: apply remap files */
if(settings->auto_remaps_enable)
config_load_remap();
/* per-core saves: reset redirection paths */
if(settings->sort_savestates_enable || settings->sort_savefiles_enable)
set_paths_redirect(global->basename);
rarch_verify_api_version();
pretro_init();
global->use_sram = (global->core_type == CORE_TYPE_PLAIN) &&
!global->libretro_no_content;
if (!event_init_content())
return false;
retro_init_libretro_cbs(&driver->retro_ctx);
rarch_init_system_av_info();
return true;
}
static bool event_save_auto_state(void)
{
bool ret;
char savestate_name_auto[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (!settings->savestate_auto_save ||
(global->core_type == CORE_TYPE_DUMMY) ||
global->libretro_no_content)
return false;
fill_pathname_noext(savestate_name_auto, global->savestate_name,
".auto", sizeof(savestate_name_auto));
ret = save_state(savestate_name_auto);
RARCH_LOG("Auto save state to \"%s\" %s.\n", savestate_name_auto, ret ?
"succeeded" : "failed");
return true;
}
static void event_init_remapping(void)
{
settings_t *settings = config_get_ptr();
if (!settings->input.remap_binds_enable)
return;
input_remapping_load_file(settings->input.remapping_path);
}
/**
* event_save_core_config:
*
* Saves a new (core) configuration to a file. Filename is based
* on heuristics to avoid typing.
*
* Returns: true (1) on success, otherwise false (0).
**/
static bool event_save_core_config(void)
{
char config_dir[PATH_MAX_LENGTH] = {0};
char config_name[PATH_MAX_LENGTH] = {0};
char config_path[PATH_MAX_LENGTH] = {0};
char msg[PATH_MAX_LENGTH] = {0};
bool ret = false;
bool found_path = false;
bool overrides_active = false;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
*config_dir = '\0';
if (*settings->menu_config_directory)
strlcpy(config_dir, settings->menu_config_directory,
sizeof(config_dir));
else if (*global->config_path) /* Fallback */
fill_pathname_basedir(config_dir, global->config_path,
sizeof(config_dir));
else
{
const char *message = "Config directory not set. Cannot save new config.";
rarch_main_msg_queue_push(message, 1, 180, true);
RARCH_ERR("%s\n", message);
return false;
}
/* Infer file name based on libretro core. */
if (*settings->libretro && path_file_exists(settings->libretro))
{
unsigned i;
/* In case of collision, find an alternative name. */
for (i = 0; i < 16; i++)
{
char tmp[64] = {0};
fill_pathname_base(config_name, settings->libretro,
sizeof(config_name));
path_remove_extension(config_name);
fill_pathname_join(config_path, config_dir, config_name,
sizeof(config_path));
*tmp = '\0';
if (i)
snprintf(tmp, sizeof(tmp), "-%u.cfg", i);
else
strlcpy(tmp, ".cfg", sizeof(tmp));
strlcat(config_path, tmp, sizeof(config_path));
if (!path_file_exists(config_path))
{
found_path = true;
break;
}
}
}
/* Fallback to system time... */
if (!found_path)
{
RARCH_WARN("Cannot infer new config path. Use current time.\n");
fill_dated_filename(config_name, "cfg", sizeof(config_name));
fill_pathname_join(config_path, config_dir, config_name,
sizeof(config_path));
}
/* Overrides block config file saving, make it appear as overrides weren't enabled for a manual save */
if (global->overrides_active)
{
global->overrides_active = false;
overrides_active = true;
}
if ((ret = config_save_file(config_path)))
{
strlcpy(global->config_path, config_path,
sizeof(global->config_path));
snprintf(msg, sizeof(msg), "Saved new config to \"%s\".",
config_path);
RARCH_LOG("%s\n", msg);
}
else
{
snprintf(msg, sizeof(msg), "Failed saving config to \"%s\".",
config_path);
RARCH_ERR("%s\n", msg);
}
rarch_main_msg_queue_push(msg, 1, 180, true);
global->overrides_active = overrides_active;
return ret;
}
/**
* event_save_state
* @path : Path to state.
* @s : Message.
* @len : Size of @s.
*
* Saves a state with path being @path.
**/
static void event_save_state(const char *path,
char *s, size_t len)
{
settings_t *settings = config_get_ptr();
if (!save_state(path))
{
snprintf(s, len, "Failed to save state to \"%s\".", path);
return;
}
if (settings->state_slot < 0)
snprintf(s, len, "Saved state to slot #-1 (auto).");
else
snprintf(s, len, "Saved state to slot #%d.", settings->state_slot);
}
/**
* event_load_state
* @path : Path to state.
* @s : Message.
* @len : Size of @s.
*
* Loads a state with path being @path.
**/
static void event_load_state(const char *path, char *s, size_t len)
{
settings_t *settings = config_get_ptr();
if (!load_state(path))
{
snprintf(s, len, "Failed to load state from \"%s\".", path);
return;
}
if (settings->state_slot < 0)
snprintf(s, len, "Loaded state from slot #-1 (auto).");
else
snprintf(s, len, "Loaded state from slot #%d.", settings->state_slot);
}
static void event_main_state(unsigned cmd)
{
char path[PATH_MAX_LENGTH] = {0};
char msg[PATH_MAX_LENGTH] = {0};
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
if (settings->state_slot > 0)
snprintf(path, sizeof(path), "%s%d",
global->savestate_name, settings->state_slot);
else if (settings->state_slot < 0)
snprintf(path, sizeof(path), "%s.auto",
global->savestate_name);
else
strlcpy(path, global->savestate_name, sizeof(path));
if (pretro_serialize_size())
{
if (cmd == EVENT_CMD_SAVE_STATE)
event_save_state(path, msg, sizeof(msg));
else if (cmd == EVENT_CMD_LOAD_STATE)
event_load_state(path, msg, sizeof(msg));
}
else
strlcpy(msg, "Core does not support save states.", sizeof(msg));
rarch_main_msg_queue_push(msg, 2, 180, true);
RARCH_LOG("%s\n", msg);
}
static bool event_update_system_info(struct retro_system_info *_info,
bool *load_no_content)
{
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
#if defined(HAVE_DYNAMIC)
if (!(*settings->libretro))
return false;
libretro_get_system_info(settings->libretro, _info,
load_no_content);
#endif
if (!global->core_info)
return false;
if (!core_info_list_get_info(global->core_info,
global->core_info_current, settings->libretro))
return false;
return true;
}
/**
* event_command:
* @cmd : Event command index.
*
* Performs RetroArch event command with index @cmd.
*
* Returns: true (1) on success, otherwise false (0).
**/
bool event_command(enum event_command cmd)
{
unsigned i = 0;
bool boolean = false;
runloop_t *runloop = rarch_main_get_ptr();
driver_t *driver = driver_get_ptr();
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
(void)i;
switch (cmd)
{
case EVENT_CMD_LOAD_CONTENT_PERSIST:
#ifdef HAVE_DYNAMIC
event_command(EVENT_CMD_LOAD_CORE);
#endif
rarch_main_set_state(RARCH_ACTION_STATE_LOAD_CONTENT);
break;
case EVENT_CMD_LOAD_CONTENT:
#ifdef HAVE_DYNAMIC
event_command(EVENT_CMD_LOAD_CONTENT_PERSIST);
#else
rarch_environment_cb(RETRO_ENVIRONMENT_SET_LIBRETRO_PATH,
(void*)settings->libretro);
rarch_environment_cb(RETRO_ENVIRONMENT_EXEC,
(void*)global->fullpath);
event_command(EVENT_CMD_QUIT);
#endif
break;
case EVENT_CMD_LOAD_CORE_DEINIT:
#ifdef HAVE_DYNAMIC
libretro_free_system_info(&global->menu.info);
#endif
break;
case EVENT_CMD_LOAD_CORE_PERSIST:
event_command(EVENT_CMD_LOAD_CORE_DEINIT);
{
#ifdef HAVE_MENU
menu_handle_t *menu = menu_driver_get_ptr();
if (menu)
event_update_system_info(&global->menu.info,
&menu->load_no_content);
#endif
}
break;
case EVENT_CMD_LOAD_CORE:
event_command(EVENT_CMD_LOAD_CORE_PERSIST);
#ifndef HAVE_DYNAMIC
event_command(EVENT_CMD_QUIT);
#endif
break;
case EVENT_CMD_LOAD_STATE:
/* Immutable - disallow savestate load when
* we absolutely cannot change game state. */
if (global->bsv.movie)
return false;
#ifdef HAVE_NETPLAY
if (driver->netplay_data)
return false;
#endif
event_main_state(cmd);
break;
case EVENT_CMD_RESIZE_WINDOWED_SCALE:
if (global->pending.windowed_scale == 0)
return false;
settings->video.scale = global->pending.windowed_scale;
if (!settings->video.fullscreen)
event_command(EVENT_CMD_REINIT);
global->pending.windowed_scale = 0;
break;
case EVENT_CMD_MENU_TOGGLE:
if (menu_driver_alive())
rarch_main_set_state(RARCH_ACTION_STATE_MENU_RUNNING_FINISHED);
else
rarch_main_set_state(RARCH_ACTION_STATE_MENU_RUNNING);
break;
case EVENT_CMD_CONTROLLERS_INIT:
event_init_controllers();
break;
case EVENT_CMD_RESET:
RARCH_LOG(RETRO_LOG_RESETTING_CONTENT);
rarch_main_msg_queue_push("Reset.", 1, 120, true);
pretro_reset();
/* bSNES since v073r01 resets controllers to JOYPAD
* after a reset, so just enforce it here. */
event_command(EVENT_CMD_CONTROLLERS_INIT);
break;
case EVENT_CMD_SAVE_STATE:
if (settings->savestate_auto_index)
settings->state_slot++;
event_main_state(cmd);
break;
case EVENT_CMD_TAKE_SCREENSHOT:
if (!take_screenshot())
return false;
break;
case EVENT_CMD_PREPARE_DUMMY:
{
#ifdef HAVE_MENU
menu_handle_t *menu = menu_driver_get_ptr();
if (menu)
menu->load_no_content = false;
#endif
rarch_main_data_deinit();
*global->fullpath = '\0';
rarch_main_set_state(RARCH_ACTION_STATE_LOAD_CONTENT);
global->system.shutdown = false;
}
break;
case EVENT_CMD_UNLOAD_CORE:
event_command(EVENT_CMD_PREPARE_DUMMY);
event_command(EVENT_CMD_LOAD_CORE_DEINIT);
break;
case EVENT_CMD_QUIT:
rarch_main_set_state(RARCH_ACTION_STATE_QUIT);
break;
case EVENT_CMD_REINIT:
{
const struct retro_hw_render_callback *hw_render =
(const struct retro_hw_render_callback*)video_driver_callback();
driver->video_cache_context = hw_render->cache_context;
driver->video_cache_context_ack = false;
event_command(EVENT_CMD_RESET_CONTEXT);
driver->video_cache_context = false;
/* Poll input to avoid possibly stale data to corrupt things. */
input_driver_poll();
#ifdef HAVE_MENU
menu_display_fb_set_dirty();
if (menu_driver_alive())
event_command(EVENT_CMD_VIDEO_SET_BLOCKING_STATE);
#endif
}
break;
case EVENT_CMD_CHEATS_DEINIT:
if (!global)
break;
if (global->cheat)
cheat_manager_free(global->cheat);
global->cheat = NULL;
break;
case EVENT_CMD_CHEATS_INIT:
event_command(EVENT_CMD_CHEATS_DEINIT);
event_init_cheats();
break;
case EVENT_CMD_REMAPPING_DEINIT:
break;
case EVENT_CMD_REMAPPING_INIT:
event_command(EVENT_CMD_REMAPPING_DEINIT);
event_init_remapping();
break;
case EVENT_CMD_REWIND_DEINIT:
if (!global)
break;
#ifdef HAVE_NETPLAY
if (driver->netplay_data)
return false;
#endif
if (global->rewind.state)
state_manager_free(global->rewind.state);
global->rewind.state = NULL;
break;
case EVENT_CMD_REWIND_INIT:
init_rewind();
break;
case EVENT_CMD_REWIND_TOGGLE:
if (settings->rewind_enable)
event_command(EVENT_CMD_REWIND_INIT);
else
event_command(EVENT_CMD_REWIND_DEINIT);
break;
case EVENT_CMD_AUTOSAVE_DEINIT:
#ifdef HAVE_THREADS
event_deinit_autosave();
#endif
break;
case EVENT_CMD_AUTOSAVE_INIT:
event_command(EVENT_CMD_AUTOSAVE_DEINIT);
#ifdef HAVE_THREADS
event_init_autosave();
#endif
break;
case EVENT_CMD_AUTOSAVE_STATE:
event_save_auto_state();
break;
case EVENT_CMD_AUDIO_STOP:
if (!driver->audio_data)
return false;
if (!audio_driver_alive())
return false;
if (!audio_driver_stop())
return false;
break;
case EVENT_CMD_AUDIO_START:
if (!driver->audio_data || audio_driver_alive())
return false;
if (!settings->audio.mute_enable && !audio_driver_start())
{
RARCH_ERR("Failed to start audio driver. Will continue without audio.\n");
driver->audio_active = false;
}
break;
case EVENT_CMD_AUDIO_MUTE_TOGGLE:
{
const char *msg = !settings->audio.mute_enable ?
"Audio muted." : "Audio unmuted.";
if (!audio_driver_mute_toggle())
{
RARCH_ERR("Failed to unmute audio.\n");
return false;
}
rarch_main_msg_queue_push(msg, 1, 180, true);
RARCH_LOG("%s\n", msg);
}
break;
case EVENT_CMD_OVERLAY_DEINIT:
#ifdef HAVE_OVERLAY
if (driver->overlay)
input_overlay_free(driver->overlay);
driver->overlay = NULL;
memset(&driver->overlay_state, 0, sizeof(driver->overlay_state));
#endif
break;
case EVENT_CMD_OVERLAY_INIT:
event_command(EVENT_CMD_OVERLAY_DEINIT);
#ifdef HAVE_OVERLAY
if (driver->osk_enable)
{
if (!*settings->osk.overlay)
break;
}
else
{
if (!*settings->input.overlay)
break;
}
driver->overlay = input_overlay_new(driver->osk_enable ? settings->osk.overlay : settings->input.overlay,
driver->osk_enable ? settings->osk.enable : settings->input.overlay_enable,
settings->input.overlay_opacity, settings->input.overlay_scale);
if (!driver->overlay)
RARCH_ERR("Failed to load overlay.\n");
#endif
break;
case EVENT_CMD_OVERLAY_NEXT:
#ifdef HAVE_OVERLAY
input_overlay_next(driver->overlay, settings->input.overlay_opacity);
#endif
break;
case EVENT_CMD_DSP_FILTER_DEINIT:
if (!global)
break;
audio_driver_dsp_filter_free();
break;
case EVENT_CMD_DSP_FILTER_INIT:
event_command(EVENT_CMD_DSP_FILTER_DEINIT);
if (!*settings->audio.dsp_plugin)
break;
audio_driver_dsp_filter_init(settings->audio.dsp_plugin);
break;
case EVENT_CMD_GPU_RECORD_DEINIT:
if (!global)
break;
if (global->record.gpu_buffer)
free(global->record.gpu_buffer);
global->record.gpu_buffer = NULL;
break;
case EVENT_CMD_RECORD_DEINIT:
if (!recording_deinit())
return false;
break;
case EVENT_CMD_RECORD_INIT:
event_command(EVENT_CMD_HISTORY_DEINIT);
if (!recording_init())
return false;
break;
case EVENT_CMD_HISTORY_DEINIT:
if (g_defaults.history)
{
content_playlist_write_file(g_defaults.history);
content_playlist_free(g_defaults.history);
}
g_defaults.history = NULL;
break;
case EVENT_CMD_HISTORY_INIT:
event_command(EVENT_CMD_HISTORY_DEINIT);
if (!settings->history_list_enable)
return false;
RARCH_LOG("Loading history file: [%s].\n", settings->content_history_path);
g_defaults.history = content_playlist_init(
settings->content_history_path,
settings->content_history_size);
break;
case EVENT_CMD_CORE_INFO_DEINIT:
if (!global)
break;
if (global->core_info)
core_info_list_free(global->core_info);
global->core_info = NULL;
break;
case EVENT_CMD_DATA_RUNLOOP_FREE:
rarch_main_data_free();
break;
case EVENT_CMD_CORE_INFO_INIT:
event_command(EVENT_CMD_CORE_INFO_DEINIT);
if (*settings->libretro_directory)
global->core_info = core_info_list_new();
break;
case EVENT_CMD_CORE_DEINIT:
{
struct retro_hw_render_callback *cb = video_driver_callback();
event_deinit_core(true);
if (cb)
memset(cb, 0, sizeof(*cb));
break;
}
case EVENT_CMD_CORE_INIT:
if (!event_init_core())
return false;
break;
case EVENT_CMD_VIDEO_APPLY_STATE_CHANGES:
video_driver_apply_state_changes();
break;
case EVENT_CMD_VIDEO_SET_NONBLOCKING_STATE:
boolean = true; /* fall-through */
case EVENT_CMD_VIDEO_SET_BLOCKING_STATE:
video_driver_set_nonblock_state(boolean);
break;
case EVENT_CMD_VIDEO_SET_ASPECT_RATIO:
video_driver_set_aspect_ratio(settings->video.aspect_ratio_idx);
break;
case EVENT_CMD_AUDIO_SET_NONBLOCKING_STATE:
boolean = true; /* fall-through */
case EVENT_CMD_AUDIO_SET_BLOCKING_STATE:
audio_driver_set_nonblock_state(boolean);
break;
case EVENT_CMD_OVERLAY_SET_SCALE_FACTOR:
#ifdef HAVE_OVERLAY
input_overlay_set_scale_factor(driver->overlay,
settings->input.overlay_scale);
#endif
break;
case EVENT_CMD_OVERLAY_SET_ALPHA_MOD:
#ifdef HAVE_OVERLAY
input_overlay_set_alpha_mod(driver->overlay,
settings->input.overlay_opacity);
#endif
break;
case EVENT_CMD_DRIVERS_DEINIT:
uninit_drivers(DRIVERS_CMD_ALL);
break;
case EVENT_CMD_DRIVERS_INIT:
init_drivers(DRIVERS_CMD_ALL);
break;
case EVENT_CMD_AUDIO_REINIT:
uninit_drivers(DRIVER_AUDIO);
init_drivers(DRIVER_AUDIO);
break;
case EVENT_CMD_RESET_CONTEXT:
event_command(EVENT_CMD_DRIVERS_DEINIT);
event_command(EVENT_CMD_DRIVERS_INIT);
break;
case EVENT_CMD_QUIT_RETROARCH:
rarch_main_set_state(RARCH_ACTION_STATE_FORCE_QUIT);
break;
case EVENT_CMD_RESUME:
rarch_main_set_state(RARCH_ACTION_STATE_MENU_RUNNING_FINISHED);
break;
case EVENT_CMD_RESTART_RETROARCH:
#if defined(GEKKO) && defined(HW_RVL)
fill_pathname_join(global->fullpath, g_defaults.core_dir,
SALAMANDER_FILE,
sizeof(global->fullpath));
#endif
if (driver->frontend_ctx && driver->frontend_ctx->set_fork)
driver->frontend_ctx->set_fork(true, false);
break;
case EVENT_CMD_MENU_SAVE_CONFIG:
if (!event_save_core_config())
return false;
break;
case EVENT_CMD_SHADERS_APPLY_CHANGES:
#ifdef HAVE_MENU
menu_shader_manager_apply_changes();
#endif
break;
case EVENT_CMD_PAUSE_CHECKS:
if (runloop->is_paused)
{
RARCH_LOG("Paused.\n");
event_command(EVENT_CMD_AUDIO_STOP);
if (settings->video.black_frame_insertion)
video_driver_cached_frame();
}
else
{
RARCH_LOG("Unpaused.\n");
event_command(EVENT_CMD_AUDIO_START);
}
break;
case EVENT_CMD_PAUSE_TOGGLE:
runloop->is_paused = !runloop->is_paused;
event_command(EVENT_CMD_PAUSE_CHECKS);
break;
case EVENT_CMD_UNPAUSE:
runloop->is_paused = false;
event_command(EVENT_CMD_PAUSE_CHECKS);
break;
case EVENT_CMD_PAUSE:
runloop->is_paused = true;
event_command(EVENT_CMD_PAUSE_CHECKS);
break;
case EVENT_CMD_MENU_PAUSE_LIBRETRO:
if (menu_driver_alive())
{
if (settings->menu.pause_libretro)
event_command(EVENT_CMD_AUDIO_STOP);
else
event_command(EVENT_CMD_AUDIO_START);
}
else
{
if (settings->menu.pause_libretro)
event_command(EVENT_CMD_AUDIO_START);
}
break;
case EVENT_CMD_SHADER_DIR_DEINIT:
if (!global)
break;
dir_list_free(global->shader_dir.list);
global->shader_dir.list = NULL;
global->shader_dir.ptr = 0;
break;
case EVENT_CMD_SHADER_DIR_INIT:
event_command(EVENT_CMD_SHADER_DIR_DEINIT);
if (!*settings->video.shader_dir)
return false;
global->shader_dir.list = dir_list_new_special(NULL, DIR_LIST_SHADERS);
if (!global->shader_dir.list || global->shader_dir.list->size == 0)
{
event_command(EVENT_CMD_SHADER_DIR_DEINIT);
return false;
}
global->shader_dir.ptr = 0;
dir_list_sort(global->shader_dir.list, false);
for (i = 0; i < global->shader_dir.list->size; i++)
RARCH_LOG("Found shader \"%s\"\n",
global->shader_dir.list->elems[i].data);
break;
case EVENT_CMD_SAVEFILES:
event_save_files();
break;
case EVENT_CMD_SAVEFILES_DEINIT:
if (!global)
break;
if (global->savefiles)
string_list_free(global->savefiles);
global->savefiles = NULL;
break;
case EVENT_CMD_SAVEFILES_INIT:
global->use_sram = global->use_sram && !global->sram_save_disable
#ifdef HAVE_NETPLAY
&& (!driver->netplay_data || !global->netplay_is_client)
#endif
;
if (!global->use_sram)
RARCH_LOG("SRAM will not be saved.\n");
if (global->use_sram)
event_command(EVENT_CMD_AUTOSAVE_INIT);
break;
case EVENT_CMD_MSG_QUEUE_DEINIT:
rarch_main_msg_queue_free();
break;
case EVENT_CMD_MSG_QUEUE_INIT:
event_command(EVENT_CMD_MSG_QUEUE_DEINIT);
rarch_main_msg_queue_init();
rarch_main_data_init_queues();
break;
case EVENT_CMD_BSV_MOVIE_DEINIT:
if (!global)
break;
if (global->bsv.movie)
bsv_movie_free(global->bsv.movie);
global->bsv.movie = NULL;
break;
case EVENT_CMD_BSV_MOVIE_INIT:
event_command(EVENT_CMD_BSV_MOVIE_DEINIT);
event_init_movie();
break;
case EVENT_CMD_NETPLAY_DEINIT:
#ifdef HAVE_NETPLAY
deinit_netplay();
#endif
break;
case EVENT_CMD_NETWORK_DEINIT:
#ifdef HAVE_NETWORKING
network_deinit();
#endif
break;
case EVENT_CMD_NETWORK_INIT:
#ifdef HAVE_NETWORKING
network_init();
#endif
break;
case EVENT_CMD_NETPLAY_INIT:
event_command(EVENT_CMD_NETPLAY_DEINIT);
#ifdef HAVE_NETPLAY
if (!init_netplay())
return false;
#endif
break;
case EVENT_CMD_NETPLAY_FLIP_PLAYERS:
#ifdef HAVE_NETPLAY
{
netplay_t *netplay = (netplay_t*)driver->netplay_data;
if (!netplay)
return false;
netplay_flip_users(netplay);
}
#endif
break;
case EVENT_CMD_FULLSCREEN_TOGGLE:
if (!video_driver_has_windowed())
return false;
/* If we go fullscreen we drop all drivers and
* reinitialize to be safe. */
settings->video.fullscreen = !settings->video.fullscreen;
event_command(EVENT_CMD_REINIT);
break;
case EVENT_CMD_COMMAND_DEINIT:
#ifdef HAVE_COMMAND
if (driver->command)
rarch_cmd_free(driver->command);
driver->command = NULL;
#endif
break;
case EVENT_CMD_COMMAND_INIT:
event_command(EVENT_CMD_COMMAND_DEINIT);
#ifdef HAVE_COMMAND
event_init_command();
#endif
break;
case EVENT_CMD_TEMPORARY_CONTENT_DEINIT:
if (!global)
break;
if (global->temporary_content)
event_free_temporary_content();
global->temporary_content = NULL;
break;
case EVENT_CMD_SUBSYSTEM_FULLPATHS_DEINIT:
if (!global)
break;
if (global->subsystem_fullpaths)
string_list_free(global->subsystem_fullpaths);
global->subsystem_fullpaths = NULL;
break;
case EVENT_CMD_LOG_FILE_DEINIT:
if (!global)
break;
if (global->log_file && global->log_file != stderr)
fclose(global->log_file);
global->log_file = NULL;
break;
case EVENT_CMD_DISK_EJECT_TOGGLE:
if (global->system.disk_control.get_num_images)
{
const struct retro_disk_control_callback *control =
(const struct retro_disk_control_callback*)
&global->system.disk_control;
if (control)
event_check_disk_eject(control);
}
else
rarch_main_msg_queue_push("Core does not support Disk Options.", 1, 120, true);
break;
case EVENT_CMD_DISK_NEXT:
if (global->system.disk_control.get_num_images)
{
const struct retro_disk_control_callback *control =
(const struct retro_disk_control_callback*)
&global->system.disk_control;
if (!control)
return false;
if (!control->get_eject_state())
return false;
event_check_disk_next(control);
}
else
rarch_main_msg_queue_push("Core does not support Disk Options.", 1, 120, true);
break;
case EVENT_CMD_DISK_PREV:
if (global->system.disk_control.get_num_images)
{
const struct retro_disk_control_callback *control =
(const struct retro_disk_control_callback*)
&global->system.disk_control;
if (!control)
return false;
if (!control->get_eject_state())
return false;
event_check_disk_prev(control);
}
else
rarch_main_msg_queue_push("Core does not support Disk Options.", 1, 120, true);
break;
case EVENT_CMD_RUMBLE_STOP:
for (i = 0; i < MAX_USERS; i++)
{
input_driver_set_rumble_state(i, RETRO_RUMBLE_STRONG, 0);
input_driver_set_rumble_state(i, RETRO_RUMBLE_WEAK, 0);
}
break;
case EVENT_CMD_GRAB_MOUSE_TOGGLE:
{
static bool grab_mouse_state = false;
grab_mouse_state = !grab_mouse_state;
if (!driver->input || !input_driver_grab_mouse(grab_mouse_state))
return false;
RARCH_LOG("Grab mouse state: %s.\n",
grab_mouse_state ? "yes" : "no");
video_driver_show_mouse(!grab_mouse_state);
}
break;
case EVENT_CMD_PERFCNT_REPORT_FRONTEND_LOG:
rarch_perf_log();
break;
case EVENT_CMD_VOLUME_UP:
event_set_volume(0.5f);
break;
case EVENT_CMD_VOLUME_DOWN:
event_set_volume(-0.5f);
break;
case EVENT_CMD_NONE:
default:
goto error;
}
return true;
error:
return false;
}
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