RetroArch/360/main.c
2012-04-18 23:29:42 +02:00

431 lines
14 KiB
C

/* SSNES - A frontend for libretro.
* Copyright (C) 2010-2012 - Hans-Kristian Arntzen
* Copyright (C) 2011-2012 - Daniel De Matteis
*
* SSNES 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.
*
* SSNES 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 SSNES.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <xtl.h>
#include <xfilecache.h>
#include <stddef.h>
#include <stdint.h>
#include <string>
#include <xbdm.h>
#include "menu.h"
#include "xdk360_input.h"
#include "xdk360_video.h"
#include "../console/console_ext.h"
#include "../conf/config_file.h"
#include "../conf/config_file_macros.h"
#include "../file.h"
#include "../general.h"
#include "shared.h"
#define DEVICE_MEMORY_UNIT0 1
#define DEVICE_MEMORY_UNIT1 2
#define DEVICE_MEMORY_ONBOARD 3
#define DEVICE_CDROM0 4
#define DEVICE_HARDISK0_PART1 5
#define DEVICE_HARDISK0_SYSPART 6
#define DEVICE_USB0 7
#define DEVICE_USB1 8
#define DEVICE_USB2 9
#define DEVICE_TEST 10
#define DEVICE_CACHE 11
typedef struct _STRING {
unsigned short Length;
unsigned short MaximumLength;
char * Buffer;
} STRING;
char DEFAULT_SHADER_FILE[MAX_PATH_LENGTH];
char SYS_CONFIG_FILE[MAX_PATH_LENGTH];
extern "C" int __stdcall ObCreateSymbolicLink( STRING*, STRING*);
int Mounted[20];
int ssnes_main(int argc, char *argv[]);
#undef main
static int DriveMounted(std::string path)
{
WIN32_FIND_DATA findFileData;
memset(&findFileData,0,sizeof(WIN32_FIND_DATA));
std::string searchcmd = path + "\\*.*";
HANDLE hFind = FindFirstFile(searchcmd.c_str(), &findFileData);
if (hFind == INVALID_HANDLE_VALUE)
return 0;
FindClose(hFind);
return 1;
}
static int Mount( int Device, char* MountPoint )
{
char MountConv[260];
char * SysPath = NULL;
sprintf_s( MountConv,"\\??\\%s", MountPoint );
switch( Device )
{
case DEVICE_MEMORY_UNIT0:
SysPath = "\\Device\\Mu0";
break;
case DEVICE_MEMORY_UNIT1:
SysPath = "\\Device\\Mu1";
break;
case DEVICE_MEMORY_ONBOARD:
SysPath = "\\Device\\BuiltInMuSfc";
break;
case DEVICE_CDROM0:
SysPath = "\\Device\\Cdrom0";
break;
case DEVICE_HARDISK0_PART1:
SysPath = "\\Device\\Harddisk0\\Partition1";
break;
case DEVICE_HARDISK0_SYSPART:
SysPath = "\\Device\\Harddisk0\\SystemPartition";
break;
case DEVICE_USB0:
SysPath = "\\Device\\Mass0";
break;
case DEVICE_USB1:
SysPath = "\\Device\\Mass1";
break;
case DEVICE_USB2:
SysPath = "\\Device\\Mass2";
break;
case DEVICE_CACHE:
SysPath = "\\Device\\Harddisk0\\Cache0";
break;
}
STRING sSysPath = { (USHORT)strlen( SysPath ), (USHORT)strlen( SysPath ) + 1, SysPath };
STRING sMountConv = { (USHORT)strlen( MountConv ), (USHORT)strlen( MountConv ) + 1, MountConv };
int res = ObCreateSymbolicLink( &sMountConv, &sSysPath );
if (res != 0)
return res;
return DriveMounted(MountPoint);
}
static void set_default_settings (void)
{
//g_settings
g_settings.rewind_enable = false;
strlcpy(g_settings.video.cg_shader_path, DEFAULT_SHADER_FILE, sizeof(g_settings.video.cg_shader_path));
g_settings.video.fbo_scale_x = 2.0f;
g_settings.video.fbo_scale_y = 2.0f;
g_settings.video.render_to_texture = false;
strlcpy(g_settings.video.second_pass_shader, DEFAULT_SHADER_FILE, sizeof(g_settings.video.second_pass_shader));
g_settings.video.second_pass_smooth = true;
g_settings.video.smooth = true;
g_settings.video.vsync = true;
g_settings.video.aspect_ratio = -1.0f;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_B] = platform_keys[XDK360_DEVICE_ID_JOYPAD_A].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_Y] = platform_keys[XDK360_DEVICE_ID_JOYPAD_X].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_SELECT] = platform_keys[XDK360_DEVICE_ID_JOYPAD_BACK].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_START] = platform_keys[XDK360_DEVICE_ID_JOYPAD_START].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_UP] = platform_keys[XDK360_DEVICE_ID_JOYPAD_UP].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_DOWN] = platform_keys[XDK360_DEVICE_ID_JOYPAD_DOWN].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_LEFT] = platform_keys[XDK360_DEVICE_ID_JOYPAD_LEFT].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_RIGHT] = platform_keys[XDK360_DEVICE_ID_JOYPAD_RIGHT].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_A] = platform_keys[XDK360_DEVICE_ID_JOYPAD_B].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_X] = platform_keys[XDK360_DEVICE_ID_JOYPAD_Y].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_L] = platform_keys[XDK360_DEVICE_ID_JOYPAD_LB].joykey;
ssnes_default_keybind_lut[RETRO_DEVICE_ID_JOYPAD_R] = platform_keys[XDK360_DEVICE_ID_JOYPAD_RB].joykey;
for(uint32_t x = 0; x < MAX_PLAYERS; x++)
ssnes_input_set_default_keybinds(x);
//g_console
g_console.block_config_read = true;
g_console.gamma_correction_enable = false;
g_console.initialize_ssnes_enable = false;
g_console.emulator_initialized = 0;
g_console.mode_switch = MODE_MENU;
g_console.screen_orientation = ORIENTATION_NORMAL;
g_console.throttle_enable = true;
g_console.aspect_ratio_index = 0;
strlcpy(g_console.default_rom_startup_dir, "game:", sizeof(g_console.default_rom_startup_dir));
g_console.custom_viewport_width = 0;
g_console.custom_viewport_height = 0;
g_console.custom_viewport_x = 0;
g_console.custom_viewport_y = 0;
//g_extern
g_extern.state_slot = 0;
g_extern.audio_data.mute = 0;
g_extern.verbose = true;
}
static void init_settings (bool load_libretro_path)
{
char fname_tmp[MAX_PATH_LENGTH];
if(!path_file_exists(SYS_CONFIG_FILE))
{
FILE * f;
SSNES_ERR("Config file \"%s\" desn't exist. Creating...\n", "game:\\ssnes.cfg");
f = fopen(SYS_CONFIG_FILE, "w");
fclose(f);
}
config_file_t * conf = config_file_new(SYS_CONFIG_FILE);
if(load_libretro_path)
{
CONFIG_GET_STRING(libretro, "libretro_path");
if(!strcmp(g_settings.libretro, ""))
{
//We need to set libretro to the first entry in the cores
//directory so that it will be saved to the config file
char ** dir_list = dir_list_new("game:\\", ".xex");
if (!dir_list)
{
SSNES_ERR("Couldn't read directory.\n");
return;
}
const char * first_xex = dir_list[0];
if(first_xex)
{
fill_pathname_base(fname_tmp, first_xex, sizeof(fname_tmp));
if(strcmp(fname_tmp, "SSNES-Salamander.xex") == 0)
{
SSNES_WARN("First entry is SSNES Salamander itself, increment entry by one and check if it exists.\n");
first_xex = dir_list[1];
fill_pathname_base(fname_tmp, first_xex, sizeof(fname_tmp));
if(!first_xex)
{
//This is very unlikely to happen
SSNES_WARN("There is no second entry - no choice but to set it to SSNES Salamander\n");
first_xex = dir_list[0];
fill_pathname_base(fname_tmp, first_xex, sizeof(fname_tmp));
}
}
SSNES_LOG("Set first .xex entry in dir: [%s] to libretro path.\n", fname_tmp);
snprintf(g_settings.libretro, sizeof(g_settings.libretro), "game:\\%s", fname_tmp);
}
else
{
SSNES_ERR("Failed to set first .xex entry to libretro path.\n");
}
dir_list_free(dir_list);
}
}
// g_settings
CONFIG_GET_BOOL(rewind_enable, "rewind_enable");
CONFIG_GET_BOOL(video.smooth, "video_smooth");
CONFIG_GET_BOOL(video.vsync, "video_vsync");
CONFIG_GET_FLOAT(video.aspect_ratio, "video_aspect_ratio");
// g_console
CONFIG_GET_BOOL_CONSOLE(throttle_enable, "throttle_enable");
CONFIG_GET_BOOL_CONSOLE(gamma_correction_enable, "gamma_correction_enable");
CONFIG_GET_STRING_CONSOLE(default_rom_startup_dir, "default_rom_startup_dir");
CONFIG_GET_INT_CONSOLE(aspect_ratio_index, "aspect_ratio_index");
CONFIG_GET_INT_CONSOLE(screen_orientation, "screen_orientation");
// g_extern
CONFIG_GET_INT_EXTERN(state_slot, "state_slot");
CONFIG_GET_INT_EXTERN(audio_data.mute, "audio_mute");
}
static void save_settings (void)
{
if(!path_file_exists(SYS_CONFIG_FILE))
{
FILE * f;
f = fopen(SYS_CONFIG_FILE, "w");
fclose(f);
}
config_file_t * conf = config_file_new(SYS_CONFIG_FILE);
if(conf == NULL)
conf = config_file_new(NULL);
// g_settings
config_set_string(conf, "libretro_path", g_settings.libretro);
config_set_bool(conf, "rewind_enable", g_settings.rewind_enable);
config_set_bool(conf, "video_smooth", g_settings.video.smooth);
config_set_bool(conf, "video_vsync", g_settings.video.vsync);
// g_console
config_set_string(conf, "default_rom_startup_dir", g_console.default_rom_startup_dir);
config_set_bool(conf, "gamma_correction_enable", g_console.gamma_correction_enable);
config_set_bool(conf, "throttle_enable", g_console.throttle_enable);
config_set_int(conf, "aspect_ratio_index", g_console.aspect_ratio_index);
config_set_int(conf, "custom_viewport_width", g_console.custom_viewport_width);
config_set_int(conf, "custom_viewport_height", g_console.custom_viewport_height);
config_set_int(conf, "custom_viewport_x", g_console.custom_viewport_x);
config_set_int(conf, "custom_viewport_y", g_console.custom_viewport_y);
config_set_int(conf, "screen_orientation", g_console.screen_orientation);
// g_extern
config_set_int(conf, "state_slot", g_extern.state_slot);
config_set_int(conf, "audio_mute", g_extern.audio_data.mute);
if (!config_file_write(conf, SYS_CONFIG_FILE))
SSNES_ERR("Failed to write config file to \"%s\". Check permissions.\n", SYS_CONFIG_FILE);
free(conf);
}
static void get_environment_settings (void)
{
DWORD ret;
//for devkits only, we will need to mount all partitions for retail
//in a different way
//DmMapDevkitDrive();
memset(&Mounted, 0, 20);
Mounted[DEVICE_USB0] = Mount(DEVICE_USB0,"Usb0:");
Mounted[DEVICE_USB1] = Mount(DEVICE_USB1,"Usb1:");
Mounted[DEVICE_USB2] = Mount(DEVICE_USB2,"Usb2:");
Mounted[DEVICE_HARDISK0_PART1] = Mount(DEVICE_HARDISK0_PART1,"Hdd1:");
Mounted[DEVICE_HARDISK0_SYSPART] = Mount(DEVICE_HARDISK0_SYSPART,"HddX:");
Mounted[DEVICE_MEMORY_UNIT0] = Mount(DEVICE_MEMORY_UNIT0,"Memunit0:");
Mounted[DEVICE_MEMORY_UNIT1] = Mount(DEVICE_MEMORY_UNIT1,"Memunit1:");
Mounted[DEVICE_MEMORY_ONBOARD] = Mount(DEVICE_MEMORY_ONBOARD,"OnBoardMU:");
Mounted[DEVICE_CDROM0] = Mount(DEVICE_CDROM0,"Dvd:");
ret = XSetFileCacheSize(0x100000);
if(ret != TRUE)
{
SSNES_ERR("Couldn't change number of bytes reserved for file system cache.\n");
}
ret = XFileCacheInit(XFILECACHE_CLEAR_ALL, 0x100000, XFILECACHE_DEFAULT_THREAD, 0, 1);
if(ret != ERROR_SUCCESS)
{
SSNES_ERR("File cache could not be initialized.\n");
}
XFlushUtilityDrive();
//unsigned long result = XMountUtilityDriveEx(XMOUNTUTILITYDRIVE_FORMAT0,8192, 0);
//if(result != ERROR_SUCCESS)
//{
// SSNES_ERR("Couldn't mount/format utility drive.\n");
//}
// detect install environment
unsigned long license_mask;
if (XContentGetLicenseMask(&license_mask, NULL) != ERROR_SUCCESS)
{
printf("SSNES was launched as a standalone DVD, or using DVD emulation, or from the development area of the HDD.\n");
}
else
{
XContentQueryVolumeDeviceType("GAME",&g_console.volume_device_type, NULL);
switch(g_console.volume_device_type)
{
case XCONTENTDEVICETYPE_HDD:
printf("SSNES was launched from a content package on HDD.\n");
break;
case XCONTENTDEVICETYPE_MU:
printf("SSNES was launched from a content package on USB or Memory Unit.\n");
break;
case XCONTENTDEVICETYPE_ODD:
printf("SSNES was launched from a content package on Optical Disc Drive.\n");
break;
default:
printf("SSNES was launched from a content package on an unknown device type.\n");
break;
}
}
strlcpy(DEFAULT_SHADER_FILE, "game:\\media\\shaders\\stock.cg", sizeof(DEFAULT_SHADER_FILE));
strlcpy(SYS_CONFIG_FILE, "game:\\ssnes.cfg", sizeof(SYS_CONFIG_FILE));
}
int main(int argc, char *argv[])
{
get_environment_settings();
ssnes_main_clear_state();
config_set_defaults();
char full_path[1024];
snprintf(full_path, sizeof(full_path), "game:\\CORE.xex");
bool load_libretro_path = ssnes_manage_libretro_core(full_path, "game:\\", ".xex");
set_default_settings();
init_settings(load_libretro_path);
init_libretro_sym();
xdk360_video_init();
xdk360_input_init();
ssnes_input_set_default_keybind_names_for_emulator();
menu_init();
begin_loop:
if(g_console.mode_switch == MODE_EMULATION)
{
bool repeat = false;
input_xdk360.poll(NULL);
do{
repeat = ssnes_main_iterate();
}while(repeat && !g_console.frame_advance_enable);
}
else if(g_console.mode_switch == MODE_MENU)
{
menu_loop();
ssnes_startup(SYS_CONFIG_FILE);
}
else
goto begin_shutdown;
goto begin_loop;
begin_shutdown:
if(path_file_exists(SYS_CONFIG_FILE))
save_settings();
menu_deinit();
xdk360_video_deinit();
ssnes_exec();
return 0;
}