mirror/RetroArch
1
0
Fork 0
mirror of https://github.com/libretro/RetroArch synced 2025-02-04 12:40:07 +00:00
Code Issues Packages Projects Releases Wiki Activity
RetroArch/gx/frontend/main.c
Toad King d478e8b0cd (RGUI) Add restart game item 
fix messages only staying up for half as long as they should
general cleanup
(GX) force vsync for menu rendering
general cleanup
2012-08-19 17:22:49 -04:00

423 lines
13 KiB
C
Raw Blame History

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
* Copyright (C) 2012 - Michael Lelli
*
* 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/>.
*/
#undef main
#include <stdbool.h>
#include "../../driver.h"
#include "../../general.h"
#include "../../libretro.h"
#include "../../console/rgui/rgui.h"
#include "../../console/rarch_console_exec.h"
#include "../../console/rarch_console_input.h"
#include "../../console/rarch_console_main_wrap.h"
#include <stdlib.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>
#include <dirent.h>
#ifdef HW_RVL
#include <sdcard/wiisd_io.h>
#endif
#include <sdcard/gcsd.h>
#include <fat.h>
#ifdef HAVE_FILE_LOGGER
FILE * log_fp;
#endif
uint32_t menu_framebuf[320 * 240];
rgui_handle_t *rgui;
#if defined(HAVE_LOGGER) || defined(HAVE_FILE_LOGGER)
static devoptab_t dotab_stdout = {
"stdout", // device name
0, // size of file structure
NULL, // device open
NULL, // device close
NULL, // device write
NULL, // device read
NULL, // device seek
NULL, // device fstat
NULL, // device stat
NULL, // device link
NULL, // device unlink
NULL, // device chdir
NULL, // device rename
NULL, // device mkdir
0, // dirStateSize
NULL, // device diropen_r
NULL, // device dirreset_r
NULL, // device dirnext_r
NULL, // device dirclose_r
NULL, // device statvfs_r
NULL, // device ftrunctate_r
NULL, // device fsync_r
NULL, // deviceData;
};
#endif
#ifdef HAVE_LOGGER
int gx_logger_net(struct _reent *r, int fd, const char *ptr, size_t len)
{
static char temp[4000];
size_t l = len >= 4000 ? 3999 : len;
memcpy(temp, ptr, l);
temp[l] = 0;
logger_send("%s", temp);
return len;
}
#elif defined(HAVE_FILE_LOGGER)
int gx_logger_file(struct _reent *r, int fd, const char *ptr, size_t len)
{
fwrite(ptr, 1, len, log_fp);
return len;
}
#endif
static const struct retro_keybind _wii_nav_binds[] = {
{ 0, 0, 0, GX_GC_UP | GX_GC_LSTICK_UP | GX_GC_RSTICK_UP | GX_CLASSIC_UP | GX_CLASSIC_LSTICK_UP | GX_CLASSIC_RSTICK_UP | GX_WIIMOTE_UP | GX_NUNCHUK_UP, 0 },
{ 0, 0, 0, GX_GC_DOWN | GX_GC_LSTICK_DOWN | GX_GC_RSTICK_DOWN | GX_CLASSIC_DOWN | GX_CLASSIC_LSTICK_DOWN | GX_CLASSIC_RSTICK_DOWN | GX_WIIMOTE_DOWN | GX_NUNCHUK_DOWN, 0 },
{ 0, 0, 0, GX_GC_LEFT | GX_GC_LSTICK_LEFT | GX_GC_RSTICK_LEFT | GX_CLASSIC_LEFT | GX_CLASSIC_LSTICK_LEFT | GX_CLASSIC_RSTICK_LEFT | GX_WIIMOTE_LEFT | GX_NUNCHUK_LEFT, 0 },
{ 0, 0, 0, GX_GC_RIGHT | GX_GC_LSTICK_RIGHT | GX_GC_RSTICK_RIGHT | GX_CLASSIC_RIGHT | GX_CLASSIC_LSTICK_RIGHT | GX_CLASSIC_RSTICK_RIGHT | GX_WIIMOTE_RIGHT | GX_NUNCHUK_RIGHT, 0 },
{ 0, 0, 0, GX_GC_A | GX_CLASSIC_A | GX_WIIMOTE_A | GX_WIIMOTE_2, 0 },
{ 0, 0, 0, GX_GC_B | GX_CLASSIC_B | GX_WIIMOTE_B | GX_WIIMOTE_1, 0 },
{ 0, 0, 0, GX_GC_START | GX_CLASSIC_PLUS | GX_WIIMOTE_PLUS, 0 },
{ 0, 0, 0, GX_GC_Z_TRIGGER | GX_CLASSIC_MINUS | GX_WIIMOTE_MINUS, 0 },
{ 0, 0, 0, GX_WIIMOTE_HOME | GX_CLASSIC_HOME, 0 },
};
static const struct retro_keybind *wii_nav_binds[] = {
_wii_nav_binds
};
enum
{
GX_DEVICE_NAV_UP = 0,
GX_DEVICE_NAV_DOWN,
GX_DEVICE_NAV_LEFT,
GX_DEVICE_NAV_RIGHT,
GX_DEVICE_NAV_A,
GX_DEVICE_NAV_B,
GX_DEVICE_NAV_START,
GX_DEVICE_NAV_SELECT,
GX_DEVICE_NAV_EXIT,
GX_DEVICE_NAV_LAST
};
extern uint8_t _binary_console_font_bmp_start[];
static bool folder_cb(const char *directory, rgui_file_enum_cb_t file_cb,
void *userdata, void *ctx)
{
bool core_chooser = (userdata) ? *(rgui_file_type_t *)userdata == RGUI_SETTINGS_CORE : false;
if (!*directory)
{
#ifdef HW_RVL
file_cb(ctx, "sd:", RGUI_FILE_DEVICE, 0);
file_cb(ctx, "usb:", RGUI_FILE_DEVICE, 0);
#endif
file_cb(ctx, "carda:", RGUI_FILE_DEVICE, 0);
file_cb(ctx, "cardb:", RGUI_FILE_DEVICE, 0);
return true;
}
char _dir[PATH_MAX];
snprintf(_dir, sizeof(_dir), "%s/", directory);
DIR *dir = opendir(_dir);
if (!dir)
return false;
struct dirent *entry;
while ((entry = readdir(dir)))
{
char stat_path[PATH_MAX];
snprintf(stat_path, sizeof(stat_path), "%s/%s", directory, entry->d_name);
struct stat st;
if (stat(stat_path, &st) < 0)
continue;
if (!S_ISDIR(st.st_mode) && !S_ISREG(st.st_mode))
continue;
if (core_chooser && (strstr(entry->d_name, ".dol") != entry->d_name + strlen(entry->d_name) - 4 ||
strcasecmp(entry->d_name, "boot.dol") == 0))
continue;
file_cb(ctx,
entry->d_name, S_ISDIR(st.st_mode) ?
RGUI_FILE_DIRECTORY : RGUI_FILE_PLAIN, 0);
}
closedir(dir);
return true;
}
static void menu_loop(void)
{
gx_video_t *gx = (gx_video_t*)driver.video_data;
uint64_t old_input_state = 0;
bool first = true;
g_console.menu_enable = true;
gx->menu_render = true;
do
{
uint64_t input_state = 0;
input_gx.poll(NULL);
for (unsigned i = 0; i < GX_DEVICE_NAV_LAST; i++)
{
input_state |= input_gx.input_state(NULL, wii_nav_binds, 0,
RETRO_DEVICE_JOYPAD, 0, i) ? (1 << i) : 0;
}
static const struct retro_keybind _quit_binds[] = {
{ 0, 0, (enum retro_key)0, (GX_CLASSIC_HOME), 0 },
{ 0, 0, (enum retro_key)0, (GX_WIIMOTE_HOME), 0 },
{ 0, 0, (enum retro_key)0, (GX_QUIT_KEY), 0 },
};
const struct retro_keybind *quit_binds[] = {
_quit_binds
};
input_state |= input_gx.input_state(NULL, quit_binds, false,
RETRO_DEVICE_JOYPAD, 0, 0) ? (GX_CLASSIC_HOME) : 0;
input_state |= input_gx.input_state(NULL, quit_binds, false,
RETRO_DEVICE_JOYPAD, 0, 1) ? (GX_WIIMOTE_HOME) : 0;
input_state |= input_gx.input_state(NULL, quit_binds, false,
RETRO_DEVICE_JOYPAD, 0, 2) ? (GX_QUIT_KEY) : 0;
uint64_t trigger_state = input_state & ~old_input_state;
rgui_action_t action = RGUI_ACTION_NOOP;
// don't run anything first frame, only capture held inputs for old_input_state
if (!first)
{
if (trigger_state & (1 << GX_DEVICE_NAV_EXIT))
g_console.mode_switch = MODE_EXIT;
if (trigger_state & (1 << GX_DEVICE_NAV_B))
action = RGUI_ACTION_CANCEL;
else if (trigger_state & (1 << GX_DEVICE_NAV_A))
action = RGUI_ACTION_OK;
else if (trigger_state & (1 << GX_DEVICE_NAV_UP))
action = RGUI_ACTION_UP;
else if (trigger_state & (1 << GX_DEVICE_NAV_DOWN))
action = RGUI_ACTION_DOWN;
else if (trigger_state & (1 << GX_DEVICE_NAV_LEFT))
action = RGUI_ACTION_LEFT;
else if (trigger_state & (1 << GX_DEVICE_NAV_RIGHT))
action = RGUI_ACTION_RIGHT;
else if (trigger_state & (1 << GX_DEVICE_NAV_START))
action = RGUI_ACTION_START;
else if (trigger_state & (1 << GX_DEVICE_NAV_SELECT))
action = RGUI_ACTION_SETTINGS;
}
else
{
first = false;
}
rgui_iterate(rgui, action);
rarch_render_cached_frame();
old_input_state = input_state;
bool goto_menu_key_pressed = ((trigger_state & GX_WIIMOTE_HOME) || (trigger_state & GX_CLASSIC_HOME)) ? true : false;
bool quit_key_pressed = (trigger_state & GX_QUIT_KEY) ? true : false;
if(IS_TIMER_EXPIRED(gx))
{
// if we want to force goto the emulation loop, skip this
if(g_console.mode_switch != MODE_EMULATION)
{
if(goto_menu_key_pressed)
{
g_console.menu_enable = (goto_menu_key_pressed && g_console.emulator_initialized) ? false : true;
g_console.mode_switch = g_console.menu_enable ? MODE_MENU : MODE_EMULATION;
}
}
}
if(quit_key_pressed)
{
g_console.menu_enable = false;
g_console.mode_switch = MODE_EXIT;
}
// set a timer delay so that we don't instantly switch back to the menu when
// press and holding QUIT in the emulation loop (lasts for 30 frame ticks)
if(g_console.mode_switch == MODE_EMULATION)
{
SET_TIMER_EXPIRATION(gx, 30);
}
}while(g_console.menu_enable);
gx->menu_render = false;
g_console.ingame_menu_enable = false;
}
static void menu_init(void)
{
rgui = rgui_init("",
menu_framebuf, RGUI_WIDTH * sizeof(uint32_t),
_binary_console_font_bmp_start, folder_cb, NULL);
rgui_iterate(rgui, RGUI_ACTION_REFRESH);
g_console.mode_switch = MODE_MENU;
}
static void menu_free(void)
{
rgui_free(rgui);
}
int rarch_main(int argc, char **argv);
static void get_environment_settings(void)
{
getcwd(default_paths.port_dir, MAXPATHLEN);
snprintf(default_paths.core_dir, sizeof(default_paths.core_dir), default_paths.port_dir);
snprintf(default_paths.config_file, sizeof(default_paths.config_file), "%sretroarch.cfg", default_paths.port_dir);
snprintf(default_paths.system_dir, sizeof(default_paths.system_dir), "%s/system", default_paths.core_dir);
snprintf(default_paths.savestate_dir, sizeof(default_paths.savestate_dir), "%s/savestates", default_paths.core_dir);
snprintf(default_paths.filesystem_root_dir, sizeof(default_paths.filesystem_root_dir), "/");
snprintf(default_paths.filebrowser_startup_dir, sizeof(default_paths.filebrowser_startup_dir), default_paths.filesystem_root_dir);
snprintf(default_paths.sram_dir, sizeof(default_paths.sram_dir), "%s/sram", default_paths.core_dir);
snprintf(default_paths.input_presets_dir, sizeof(default_paths.input_presets_dir), "%s/presets/input", default_paths.core_dir);
strlcpy(default_paths.executable_extension, ".dol", sizeof(default_paths.executable_extension));
}
int main(void)
{
#ifdef HW_RVL
L2Enhance();
#endif
fatInitDefault();
get_environment_settings();
#ifdef HAVE_LOGGER
g_extern.verbose = true;
logger_init();
devoptab_list[STD_OUT] = &dotab_stdout;
devoptab_list[STD_ERR] = &dotab_stdout;
dotab_stdout.write_r = gx_logger_net;
#elif defined(HAVE_FILE_LOGGER)
g_extern.verbose = true;
log_fp = fopen("/retroarch-log.txt", "w");
devoptab_list[STD_OUT] = &dotab_stdout;
devoptab_list[STD_ERR] = &dotab_stdout;
dotab_stdout.write_r = gx_logger_file;
#endif
config_set_defaults();
input_gx.init();
video_gx.start();
gx_video_t *gx = (gx_video_t*)driver.video_data;
gx->menu_data = menu_framebuf;
char tmp_path[PATH_MAX];
const char *extension = default_paths.executable_extension;
snprintf(tmp_path, sizeof(tmp_path), default_paths.core_dir);
const char *path_prefix = tmp_path;
char full_path[1024];
snprintf(full_path, sizeof(full_path), "%sCORE%s", path_prefix, extension);
bool find_libretro_file = rarch_configure_libretro_core(full_path, path_prefix, path_prefix,
default_paths.config_file, extension);
rarch_settings_set_default(&input_gx);
rarch_config_load(default_paths.config_file, path_prefix, extension, find_libretro_file);
init_libretro_sym();
input_gx.post_init();
menu_init();
begin_loop:
if(g_console.mode_switch == MODE_EMULATION)
{
bool repeat = false;
input_gx.poll(NULL);
audio_start_func();
do{
repeat = rarch_main_iterate();
}while(repeat && !g_console.frame_advance_enable);
audio_stop_func();
}
else if(g_console.mode_switch == MODE_MENU)
{
menu_loop();
if (g_console.mode_switch != MODE_EXIT)
rarch_startup(default_paths.config_file);
}
else
goto begin_shutdown;
goto begin_loop;
begin_shutdown:
if(path_file_exists(default_paths.config_file))
rarch_config_save(default_paths.config_file);
if(g_console.emulator_initialized)
rarch_main_deinit();
input_gx.free(NULL);
video_gx.stop();
menu_free();
#ifdef HAVE_LOGGER
logger_shutdown();
#elif defined(HAVE_FILE_LOGGER)
fclose(log_fp);
#endif
if(g_console.return_to_launcher)
rarch_console_exec(g_console.launch_app_on_exit);
return 1;
}
Reference in New Issue View Git Blame Copy Permalink