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RetroArch/settings.c

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/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
* Copyright (C) 2010-2011 - Hans-Kristian Arntzen
*
* Some code herein may be based on code found in BSNES.
*
* 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 "general.h"
#include "conf/config_file.h"
#include <assert.h>
#include <string.h>
#include "config.def.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
struct settings g_settings;
#ifdef HAVE_CONFIGFILE
static void read_keybinds(config_file_t *conf);
#endif
static void set_defaults(void)
{
const char *def_video = NULL;
const char *def_audio = NULL;
const char *def_input = NULL;
switch (VIDEO_DEFAULT_DRIVER)
{
case VIDEO_GL:
def_video = "gl";
break;
case VIDEO_XVIDEO:
def_video = "xvideo";
break;
default:
break;
}
switch (AUDIO_DEFAULT_DRIVER)
{
case AUDIO_RSOUND:
def_audio = "rsound";
break;
case AUDIO_OSS:
def_audio = "oss";
break;
case AUDIO_ALSA:
def_audio = "alsa";
break;
case AUDIO_ROAR:
def_audio = "roar";
break;
case AUDIO_AL:
def_audio = "openal";
break;
case AUDIO_SDL:
def_audio = "sdl";
break;
case AUDIO_XAUDIO:
def_audio = "xaudio";
break;
case AUDIO_PULSE:
def_audio = "pulse";
break;
default:
break;
}
switch (INPUT_DEFAULT_DRIVER)
{
case INPUT_SDL:
def_input = "sdl";
break;
case INPUT_X:
def_input = "x";
break;
default:
break;
}
if (def_video)
strncpy(g_settings.video.driver, def_video, sizeof(g_settings.video.driver) - 1);
if (def_audio)
strncpy(g_settings.audio.driver, def_audio, sizeof(g_settings.audio.driver) - 1);
if (def_input)
strncpy(g_settings.input.driver, def_input, sizeof(g_settings.input.driver) - 1);
g_settings.video.xscale = xscale;
g_settings.video.yscale = yscale;
g_settings.video.fullscreen = fullscreen;
g_settings.video.fullscreen_x = fullscreen_x;
g_settings.video.fullscreen_y = fullscreen_y;
g_settings.video.vsync = vsync;
g_settings.video.smooth = video_smooth;
g_settings.video.force_aspect = force_aspect;
g_settings.video.aspect_ratio = SNES_ASPECT_RATIO;
g_settings.video.shader_type = SSNES_SHADER_AUTO;
#ifdef HAVE_FREETYPE
g_settings.video.font_size = font_size;
g_settings.video.msg_pos_x = message_pos_offset_x;
g_settings.video.msg_pos_y = message_pos_offset_y;
#endif
#if defined(HAVE_CG) || defined(HAVE_XML)
g_settings.video.render_to_texture = render_to_texture;
g_settings.video.fbo_scale_x = fbo_scale_x;
g_settings.video.fbo_scale_y = fbo_scale_y;
g_settings.video.second_pass_smooth = second_pass_smooth;
#endif
g_settings.audio.enable = audio_enable;
g_settings.audio.out_rate = out_rate;
g_settings.audio.in_rate = in_rate;
g_settings.audio.rate_step = audio_rate_step;
if (audio_device)
strncpy(g_settings.audio.device, audio_device, sizeof(g_settings.audio.device));
g_settings.audio.latency = out_latency;
g_settings.audio.sync = audio_sync;
#ifdef HAVE_SRC
g_settings.audio.src_quality = SAMPLERATE_QUALITY;
#endif
g_settings.rewind_enable = rewind_enable;
g_settings.rewind_buffer_size = rewind_buffer_size;
g_settings.rewind_granularity = rewind_granularity;
g_settings.pause_nonactive = pause_nonactive;
g_settings.autosave_interval = autosave_interval;
assert(sizeof(g_settings.input.binds[0]) >= sizeof(snes_keybinds_1));
assert(sizeof(g_settings.input.binds[1]) >= sizeof(snes_keybinds_2));
assert(sizeof(g_settings.input.binds[2]) >= sizeof(snes_keybinds_3));
assert(sizeof(g_settings.input.binds[3]) >= sizeof(snes_keybinds_4));
assert(sizeof(g_settings.input.binds[4]) >= sizeof(snes_keybinds_5));
memcpy(g_settings.input.binds[0], snes_keybinds_1, sizeof(snes_keybinds_1));
memcpy(g_settings.input.binds[1], snes_keybinds_2, sizeof(snes_keybinds_2));
memcpy(g_settings.input.binds[2], snes_keybinds_3, sizeof(snes_keybinds_3));
memcpy(g_settings.input.binds[3], snes_keybinds_4, sizeof(snes_keybinds_4));
memcpy(g_settings.input.binds[4], snes_keybinds_5, sizeof(snes_keybinds_5));
g_settings.input.axis_threshold = AXIS_THRESHOLD;
g_settings.input.netplay_client_swap_input = netplay_client_swap_input;
for (int i = 0; i < MAX_PLAYERS; i++)
g_settings.input.joypad_map[i] = i;
}
#ifdef HAVE_CONFIGFILE
static void parse_config_file(void);
#endif
void parse_config(void)
{
memset(&g_settings, 0, sizeof(struct settings));
set_defaults();
#ifdef HAVE_CONFIGFILE
parse_config_file();
#endif
}
static config_file_t *open_default_config_file(void)
{
config_file_t *conf = NULL;
#ifdef _WIN32
// Just do something for now.
conf = config_file_new("ssnes.cfg");
if (!conf)
{
const char *appdata = getenv("APPDATA");
if (appdata)
{
char conf_path[strlen(appdata) + strlen("/ssnes.cfg ")];
strcpy(conf_path, appdata);
strcat(conf_path, "/ssnes.cfg");
conf = config_file_new(conf_path);
}
}
#elif defined(__APPLE__)
const char *home = getenv("HOME");
if (home)
{
char conf_path[strlen(home) + strlen("/.ssnes.cfg ")];
strcpy(conf_path, home);
strcat(conf_path, "/.ssnes.cfg");
conf = config_file_new(conf_path);
}
if (!conf)
conf = config_file_new("/etc/ssnes.cfg");
#else
const char *xdg = getenv("XDG_CONFIG_HOME");
if (!xdg)
SSNES_WARN("XDG_CONFIG_HOME is not defined. Will look for config in $HOME/.ssnesrc ...\n");
const char *home = getenv("HOME");
if (xdg)
{
char conf_path[strlen(xdg) + strlen("/ssnes/ssnes.cfg ")];
strcpy(conf_path, xdg);
strcat(conf_path, "/ssnes/ssnes.cfg");
conf = config_file_new(conf_path);
}
else if (home)
{
char conf_path[strlen(home) + strlen("/.ssnes.cfg ")];
strcpy(conf_path, home);
strcat(conf_path, "/.ssnes.cfg");
conf = config_file_new(conf_path);
}
// Try this as a last chance...
if (!conf)
conf = config_file_new("/etc/ssnes.cfg");
#endif
return conf;
}
// Macros to ease config getting.
#define CONFIG_GET_BOOL(var, key) if (config_get_bool(conf, key, &tmp_bool)) \
g_settings.var = tmp_bool
#define CONFIG_GET_INT(var, key) if (config_get_int(conf, key, &tmp_int)) \
g_settings.var = tmp_int
#define CONFIG_GET_DOUBLE(var, key) if (config_get_double(conf, key, &tmp_double)) \
g_settings.var = tmp_double
#define CONFIG_GET_STRING(var, key) do { \
if (config_get_string(conf, key, &tmp_str)) \
{ \
strncpy(g_settings.var, tmp_str, sizeof(g_settings.var) - 1); \
free(tmp_str); \
} \
} while(0)
#ifdef HAVE_CONFIGFILE
static void parse_config_file(void)
{
config_file_t *conf = NULL;
if (strlen(g_extern.config_path) > 0)
{
conf = config_file_new(g_extern.config_path);
if (!conf)
{
SSNES_ERR("Couldn't find config at path: \"%s\"\n", g_extern.config_path);
exit(1);
}
}
else
conf = open_default_config_file();
if (conf == NULL)
return;
if (g_extern.verbose)
config_file_dump(conf, stderr);
int tmp_int;
double tmp_double;
bool tmp_bool;
char *tmp_str;
CONFIG_GET_DOUBLE(video.xscale, "video_xscale");
CONFIG_GET_DOUBLE(video.yscale, "video_yscale");
CONFIG_GET_INT(video.fullscreen_x, "video_fullscreen_x");
CONFIG_GET_INT(video.fullscreen_y, "video_fullscreen_y");
CONFIG_GET_BOOL(video.fullscreen, "video_fullscreen");
CONFIG_GET_BOOL(video.vsync, "video_vsync");
CONFIG_GET_BOOL(video.smooth, "video_smooth");
CONFIG_GET_BOOL(video.force_aspect, "video_force_aspect");
CONFIG_GET_DOUBLE(video.aspect_ratio, "video_aspect_ratio");
CONFIG_GET_STRING(video.cg_shader_path, "video_cg_shader");
CONFIG_GET_STRING(video.bsnes_shader_path, "video_bsnes_shader");
CONFIG_GET_STRING(video.second_pass_shader, "video_second_pass_shader");
CONFIG_GET_BOOL(video.render_to_texture, "video_render_to_texture");
CONFIG_GET_DOUBLE(video.fbo_scale_x, "video_fbo_scale_x");
CONFIG_GET_DOUBLE(video.fbo_scale_y, "video_fbo_scale_y");
CONFIG_GET_BOOL(video.second_pass_smooth, "video_second_pass_smooth");
#ifdef HAVE_FREETYPE
CONFIG_GET_STRING(video.font_path, "video_font_path");
CONFIG_GET_INT(video.font_size, "video_font_size");
CONFIG_GET_DOUBLE(video.msg_pos_x, "video_message_pos_x");
CONFIG_GET_DOUBLE(video.msg_pos_y, "video_message_pos_y");
#endif
#ifdef HAVE_FILTER
CONFIG_GET_STRING(video.filter_path, "video_filter");
#endif
#if defined(HAVE_CG) || defined(HAVE_XML)
if (config_get_string(conf, "video_shader_type", &tmp_str))
{
if (strcmp("cg", tmp_str) == 0)
g_settings.video.shader_type = SSNES_SHADER_CG;
else if (strcmp("bsnes", tmp_str) == 0)
g_settings.video.shader_type = SSNES_SHADER_BSNES;
else if (strcmp("auto", tmp_str) == 0)
g_settings.video.shader_type = SSNES_SHADER_AUTO;
else if (strcmp("none", tmp_str) == 0)
g_settings.video.shader_type = SSNES_SHADER_NONE;
free(tmp_str);
}
#endif
#if defined(HAVE_XML)
CONFIG_GET_STRING(video.shader_dir, "video_shader_dir");
#endif
CONFIG_GET_DOUBLE(input.axis_threshold, "input_axis_threshold");
CONFIG_GET_BOOL(input.netplay_client_swap_input, "netplay_client_swap_input");
CONFIG_GET_INT(input.joypad_map[0], "input_player1_joypad_index");
CONFIG_GET_INT(input.joypad_map[1], "input_player2_joypad_index");
CONFIG_GET_INT(input.joypad_map[2], "input_player3_joypad_index");
CONFIG_GET_INT(input.joypad_map[3], "input_player4_joypad_index");
CONFIG_GET_INT(input.joypad_map[4], "input_player5_joypad_index");
// Audio settings.
CONFIG_GET_BOOL(audio.enable, "audio_enable");
CONFIG_GET_INT(audio.out_rate, "audio_out_rate");
CONFIG_GET_DOUBLE(audio.in_rate, "audio_in_rate");
CONFIG_GET_DOUBLE(audio.rate_step, "audio_rate_step");
CONFIG_GET_STRING(audio.device, "audio_device");
CONFIG_GET_INT(audio.latency, "audio_latency");
CONFIG_GET_BOOL(audio.sync, "audio_sync");
#ifdef HAVE_SRC
if (config_get_int(conf, "audio_src_quality", &tmp_int))
{
int quals[] = { SRC_ZERO_ORDER_HOLD, SRC_LINEAR, SRC_SINC_FASTEST,
SRC_SINC_MEDIUM_QUALITY, SRC_SINC_BEST_QUALITY };
if (tmp_int > 0 && tmp_int < 6)
g_settings.audio.src_quality = quals[tmp_int];
}
#endif
CONFIG_GET_STRING(video.driver, "video_driver");
CONFIG_GET_STRING(audio.driver, "audio_driver");
CONFIG_GET_STRING(input.driver, "input_driver");
CONFIG_GET_STRING(libsnes, "libsnes_path");
CONFIG_GET_BOOL(rewind_enable, "rewind_enable");
if (config_get_int(conf, "rewind_buffer_size", &tmp_int))
g_settings.rewind_buffer_size = tmp_int * 1000000;
CONFIG_GET_INT(rewind_granularity, "rewind_granularity");
CONFIG_GET_BOOL(pause_nonactive, "pause_nonactive");
CONFIG_GET_INT(autosave_interval, "autosave_interval");
read_keybinds(conf);
config_file_free(conf);
}
struct bind_map
{
const char *key;
const char *btn;
const char *axis;
int snes_key;
};
#define DECLARE_BIND(x, bind) { "input_" #x, "input_" #x "_btn", "input_" #x "_axis", bind },
// Big and nasty bind map... :)
static const struct bind_map bind_maps[MAX_PLAYERS][MAX_BINDS - 1] = {
{
DECLARE_BIND(player1_a, SNES_DEVICE_ID_JOYPAD_A)
DECLARE_BIND(player1_b, SNES_DEVICE_ID_JOYPAD_B)
DECLARE_BIND(player1_y, SNES_DEVICE_ID_JOYPAD_Y)
DECLARE_BIND(player1_x, SNES_DEVICE_ID_JOYPAD_X)
DECLARE_BIND(player1_start, SNES_DEVICE_ID_JOYPAD_START)
DECLARE_BIND(player1_select, SNES_DEVICE_ID_JOYPAD_SELECT)
DECLARE_BIND(player1_l, SNES_DEVICE_ID_JOYPAD_L)
DECLARE_BIND(player1_r, SNES_DEVICE_ID_JOYPAD_R)
DECLARE_BIND(player1_left, SNES_DEVICE_ID_JOYPAD_LEFT)
DECLARE_BIND(player1_right, SNES_DEVICE_ID_JOYPAD_RIGHT)
DECLARE_BIND(player1_up, SNES_DEVICE_ID_JOYPAD_UP)
DECLARE_BIND(player1_down, SNES_DEVICE_ID_JOYPAD_DOWN)
DECLARE_BIND(toggle_fast_forward, SSNES_FAST_FORWARD_KEY)
DECLARE_BIND(save_state, SSNES_SAVE_STATE_KEY)
DECLARE_BIND(load_state, SSNES_LOAD_STATE_KEY)
DECLARE_BIND(state_slot_increase, SSNES_STATE_SLOT_PLUS)
DECLARE_BIND(state_slot_decrease, SSNES_STATE_SLOT_MINUS)
DECLARE_BIND(exit_emulator, SSNES_QUIT_KEY)
DECLARE_BIND(toggle_fullscreen, SSNES_FULLSCREEN_TOGGLE_KEY)
DECLARE_BIND(rate_step_up, SSNES_AUDIO_INPUT_RATE_PLUS)
DECLARE_BIND(rate_step_down, SSNES_AUDIO_INPUT_RATE_MINUS)
DECLARE_BIND(rewind, SSNES_REWIND)
DECLARE_BIND(movie_record_toggle, SSNES_MOVIE_RECORD_TOGGLE)
DECLARE_BIND(pause_toggle, SSNES_PAUSE_TOGGLE)
DECLARE_BIND(reset, SSNES_RESET)
DECLARE_BIND(shader_next, SSNES_SHADER_NEXT)
DECLARE_BIND(shader_prev, SSNES_SHADER_PREV)
},
{
DECLARE_BIND(player2_a, SNES_DEVICE_ID_JOYPAD_A)
DECLARE_BIND(player2_b, SNES_DEVICE_ID_JOYPAD_B)
DECLARE_BIND(player2_y, SNES_DEVICE_ID_JOYPAD_Y)
DECLARE_BIND(player2_x, SNES_DEVICE_ID_JOYPAD_X)
DECLARE_BIND(player2_start, SNES_DEVICE_ID_JOYPAD_START)
DECLARE_BIND(player2_select, SNES_DEVICE_ID_JOYPAD_SELECT)
DECLARE_BIND(player2_l, SNES_DEVICE_ID_JOYPAD_L)
DECLARE_BIND(player2_r, SNES_DEVICE_ID_JOYPAD_R)
DECLARE_BIND(player2_left, SNES_DEVICE_ID_JOYPAD_LEFT)
DECLARE_BIND(player2_right, SNES_DEVICE_ID_JOYPAD_RIGHT)
DECLARE_BIND(player2_up, SNES_DEVICE_ID_JOYPAD_UP)
DECLARE_BIND(player2_down, SNES_DEVICE_ID_JOYPAD_DOWN)
DECLARE_BIND(toggle_fast_forward, SSNES_FAST_FORWARD_KEY)
DECLARE_BIND(save_state, SSNES_SAVE_STATE_KEY)
DECLARE_BIND(load_state, SSNES_LOAD_STATE_KEY)
DECLARE_BIND(state_slot_increase, SSNES_STATE_SLOT_PLUS)
DECLARE_BIND(state_slot_decrease, SSNES_STATE_SLOT_MINUS)
DECLARE_BIND(exit_emulator, SSNES_QUIT_KEY)
DECLARE_BIND(toggle_fullscreen, SSNES_FULLSCREEN_TOGGLE_KEY)
DECLARE_BIND(rate_step_up, SSNES_AUDIO_INPUT_RATE_PLUS)
DECLARE_BIND(rate_step_down, SSNES_AUDIO_INPUT_RATE_MINUS)
DECLARE_BIND(rewind, SSNES_REWIND)
DECLARE_BIND(movie_record_toggle, SSNES_MOVIE_RECORD_TOGGLE)
DECLARE_BIND(pause_toggle, SSNES_PAUSE_TOGGLE)
DECLARE_BIND(reset, SSNES_RESET)
DECLARE_BIND(shader_next, SSNES_SHADER_NEXT)
DECLARE_BIND(shader_prev, SSNES_SHADER_PREV)
},
{
DECLARE_BIND(player3_a, SNES_DEVICE_ID_JOYPAD_A)
DECLARE_BIND(player3_b, SNES_DEVICE_ID_JOYPAD_B)
DECLARE_BIND(player3_y, SNES_DEVICE_ID_JOYPAD_Y)
DECLARE_BIND(player3_x, SNES_DEVICE_ID_JOYPAD_X)
DECLARE_BIND(player3_start, SNES_DEVICE_ID_JOYPAD_START)
DECLARE_BIND(player3_select, SNES_DEVICE_ID_JOYPAD_SELECT)
DECLARE_BIND(player3_l, SNES_DEVICE_ID_JOYPAD_L)
DECLARE_BIND(player3_r, SNES_DEVICE_ID_JOYPAD_R)
DECLARE_BIND(player3_left, SNES_DEVICE_ID_JOYPAD_LEFT)
DECLARE_BIND(player3_right, SNES_DEVICE_ID_JOYPAD_RIGHT)
DECLARE_BIND(player3_up, SNES_DEVICE_ID_JOYPAD_UP)
DECLARE_BIND(player3_down, SNES_DEVICE_ID_JOYPAD_DOWN)
DECLARE_BIND(toggle_fast_forward, SSNES_FAST_FORWARD_KEY)
DECLARE_BIND(save_state, SSNES_SAVE_STATE_KEY)
DECLARE_BIND(load_state, SSNES_LOAD_STATE_KEY)
DECLARE_BIND(state_slot_increase, SSNES_STATE_SLOT_PLUS)
DECLARE_BIND(state_slot_decrease, SSNES_STATE_SLOT_MINUS)
DECLARE_BIND(exit_emulator, SSNES_QUIT_KEY)
DECLARE_BIND(toggle_fullscreen, SSNES_FULLSCREEN_TOGGLE_KEY)
DECLARE_BIND(rate_step_up, SSNES_AUDIO_INPUT_RATE_PLUS)
DECLARE_BIND(rate_step_down, SSNES_AUDIO_INPUT_RATE_MINUS)
DECLARE_BIND(rewind, SSNES_REWIND)
DECLARE_BIND(movie_record_toggle, SSNES_MOVIE_RECORD_TOGGLE)
DECLARE_BIND(pause_toggle, SSNES_PAUSE_TOGGLE)
DECLARE_BIND(reset, SSNES_RESET)
DECLARE_BIND(shader_next, SSNES_SHADER_NEXT)
DECLARE_BIND(shader_prev, SSNES_SHADER_PREV)
},
{
DECLARE_BIND(player4_a, SNES_DEVICE_ID_JOYPAD_A)
DECLARE_BIND(player4_b, SNES_DEVICE_ID_JOYPAD_B)
DECLARE_BIND(player4_y, SNES_DEVICE_ID_JOYPAD_Y)
DECLARE_BIND(player4_x, SNES_DEVICE_ID_JOYPAD_X)
DECLARE_BIND(player4_start, SNES_DEVICE_ID_JOYPAD_START)
DECLARE_BIND(player4_select, SNES_DEVICE_ID_JOYPAD_SELECT)
DECLARE_BIND(player4_l, SNES_DEVICE_ID_JOYPAD_L)
DECLARE_BIND(player4_r, SNES_DEVICE_ID_JOYPAD_R)
DECLARE_BIND(player4_left, SNES_DEVICE_ID_JOYPAD_LEFT)
DECLARE_BIND(player4_right, SNES_DEVICE_ID_JOYPAD_RIGHT)
DECLARE_BIND(player4_up, SNES_DEVICE_ID_JOYPAD_UP)
DECLARE_BIND(player4_down, SNES_DEVICE_ID_JOYPAD_DOWN)
DECLARE_BIND(toggle_fast_forward, SSNES_FAST_FORWARD_KEY)
DECLARE_BIND(save_state, SSNES_SAVE_STATE_KEY)
DECLARE_BIND(load_state, SSNES_LOAD_STATE_KEY)
DECLARE_BIND(state_slot_increase, SSNES_STATE_SLOT_PLUS)
DECLARE_BIND(state_slot_decrease, SSNES_STATE_SLOT_MINUS)
DECLARE_BIND(exit_emulator, SSNES_QUIT_KEY)
DECLARE_BIND(toggle_fullscreen, SSNES_FULLSCREEN_TOGGLE_KEY)
DECLARE_BIND(rate_step_up, SSNES_AUDIO_INPUT_RATE_PLUS)
DECLARE_BIND(rate_step_down, SSNES_AUDIO_INPUT_RATE_MINUS)
DECLARE_BIND(rewind, SSNES_REWIND)
DECLARE_BIND(movie_record_toggle, SSNES_MOVIE_RECORD_TOGGLE)
DECLARE_BIND(pause_toggle, SSNES_PAUSE_TOGGLE)
DECLARE_BIND(reset, SSNES_RESET)
DECLARE_BIND(shader_next, SSNES_SHADER_NEXT)
DECLARE_BIND(shader_prev, SSNES_SHADER_PREV)
},
{
DECLARE_BIND(player5_a, SNES_DEVICE_ID_JOYPAD_A)
DECLARE_BIND(player5_b, SNES_DEVICE_ID_JOYPAD_B)
DECLARE_BIND(player5_y, SNES_DEVICE_ID_JOYPAD_Y)
DECLARE_BIND(player5_x, SNES_DEVICE_ID_JOYPAD_X)
DECLARE_BIND(player5_start, SNES_DEVICE_ID_JOYPAD_START)
DECLARE_BIND(player5_select, SNES_DEVICE_ID_JOYPAD_SELECT)
DECLARE_BIND(player5_l, SNES_DEVICE_ID_JOYPAD_L)
DECLARE_BIND(player5_r, SNES_DEVICE_ID_JOYPAD_R)
DECLARE_BIND(player5_left, SNES_DEVICE_ID_JOYPAD_LEFT)
DECLARE_BIND(player5_right, SNES_DEVICE_ID_JOYPAD_RIGHT)
DECLARE_BIND(player5_up, SNES_DEVICE_ID_JOYPAD_UP)
DECLARE_BIND(player5_down, SNES_DEVICE_ID_JOYPAD_DOWN)
DECLARE_BIND(toggle_fast_forward, SSNES_FAST_FORWARD_KEY)
DECLARE_BIND(save_state, SSNES_SAVE_STATE_KEY)
DECLARE_BIND(load_state, SSNES_LOAD_STATE_KEY)
DECLARE_BIND(state_slot_increase, SSNES_STATE_SLOT_PLUS)
DECLARE_BIND(state_slot_decrease, SSNES_STATE_SLOT_MINUS)
DECLARE_BIND(exit_emulator, SSNES_QUIT_KEY)
DECLARE_BIND(toggle_fullscreen, SSNES_FULLSCREEN_TOGGLE_KEY)
DECLARE_BIND(rate_step_up, SSNES_AUDIO_INPUT_RATE_PLUS)
DECLARE_BIND(rate_step_down, SSNES_AUDIO_INPUT_RATE_MINUS)
DECLARE_BIND(rewind, SSNES_REWIND)
DECLARE_BIND(movie_record_toggle, SSNES_MOVIE_RECORD_TOGGLE)
DECLARE_BIND(pause_toggle, SSNES_PAUSE_TOGGLE)
DECLARE_BIND(reset, SSNES_RESET)
DECLARE_BIND(shader_next, SSNES_SHADER_NEXT)
DECLARE_BIND(shader_prev, SSNES_SHADER_PREV)
},
};
struct key_map
{
const char *str;
int key;
};
// Edit: Not portable to different input systems atm. Might move this map into the driver itself or something.
// However, this should map nicely over to other systems aswell since the definition are mostly the same anyways.
static const struct key_map sdlk_map[] = {
{ "left", SDLK_LEFT },
{ "right", SDLK_RIGHT },
{ "up", SDLK_UP },
{ "down", SDLK_DOWN },
{ "enter", SDLK_RETURN },
{ "tab", SDLK_TAB },
{ "insert", SDLK_INSERT },
{ "del", SDLK_DELETE },
{ "rshift", SDLK_RSHIFT },
{ "shift", SDLK_LSHIFT },
{ "ctrl", SDLK_LCTRL },
{ "alt", SDLK_LALT },
{ "space", SDLK_SPACE },
{ "escape", SDLK_ESCAPE },
{ "kp_plus", SDLK_KP_PLUS },
{ "kp_minus", SDLK_KP_MINUS },
{ "f1", SDLK_F1 },
{ "f2", SDLK_F2 },
{ "f3", SDLK_F3 },
{ "f4", SDLK_F4 },
{ "f5", SDLK_F5 },
{ "f6", SDLK_F6 },
{ "f7", SDLK_F7 },
{ "f8", SDLK_F8 },
{ "f9", SDLK_F9 },
{ "f10", SDLK_F10 },
{ "f11", SDLK_F11 },
{ "f12", SDLK_F12 },
{ "nul", SDLK_UNKNOWN },
};
static struct snes_keybind *find_snes_bind(unsigned port, int id)
{
struct snes_keybind *binds = g_settings.input.binds[port];
for (int i = 0; binds[i].id != -1; i++)
{
if (id == binds[i].id)
return &binds[i];
}
return NULL;
}
static int find_sdlk_bind(const char *str)
{
for (int i = 0; i < sizeof(sdlk_map)/sizeof(struct key_map); i++)
{
if (strcasecmp(sdlk_map[i].str, str) == 0)
return sdlk_map[i].key;
}
return -1;
}
static int find_sdlk_key(const char *str)
{
// If the bind is a normal key-press ...
if (strlen(str) == 1 && isalpha(*str))
return (int)SDLK_a + (tolower(*str) - (int)'a');
else // Check if we have a special mapping for it.
return find_sdlk_bind(str);
}
// Yes, this function needs a good refactor :)
static void read_keybinds(config_file_t *conf)
{
char *tmp_key = NULL;
char *tmp_btn = NULL;
char *tmp_axis = NULL;
for (int j = 0; j < MAX_PLAYERS; j++)
{
for (int i = 0; i < sizeof(bind_maps[0])/sizeof(struct bind_map); i++)
{
struct snes_keybind *bind = find_snes_bind(j, bind_maps[j][i].snes_key);
if (!bind)
continue;
// Check keybind
if (bind_maps[j][i].key && config_get_string(conf, bind_maps[j][i].key, &tmp_key))
{
int key = find_sdlk_key(tmp_key);
if (key >= 0)
bind->key = key;
free(tmp_key);
tmp_key = NULL;
}
// Check joybutton bind (hats too)
if (bind_maps[j][i].btn && config_get_string(conf, bind_maps[j][i].btn, &tmp_btn))
{
const char *btn = tmp_btn;
if (strcmp(tmp_btn, "nul") == 0)
{
bind->joykey = NO_BTN;
}
else
{
if (*btn++ == 'h')
{
if (isdigit(*btn))
{
char *dir = NULL;
int hat = strtol(btn, &dir, 0);
int hat_dir = 0;
if (dir)
{
if (strcasecmp(dir, "up") == 0)
hat_dir = HAT_UP_MASK;
else if (strcasecmp(dir, "down") == 0)
hat_dir = HAT_DOWN_MASK;
else if (strcasecmp(dir, "left") == 0)
hat_dir = HAT_LEFT_MASK;
else if (strcasecmp(dir, "right") == 0)
hat_dir = HAT_RIGHT_MASK;
if (hat_dir)
bind->joykey = HAT_MAP(hat, hat_dir);
}
}
}
else
bind->joykey = strtol(tmp_btn, NULL, 0);
}
free(tmp_btn);
}
// Check joyaxis binds.
if (bind_maps[j][i].axis && config_get_string(conf, bind_maps[j][i].axis, &tmp_axis))
{
if (strcmp(tmp_axis, "nul") == 0)
{
bind->joyaxis = AXIS_NONE;
}
else if (strlen(tmp_axis) >= 2 && (*tmp_axis == '+' || *tmp_axis == '-'))
{
int axis = strtol(tmp_axis + 1, NULL, 0);
if (*tmp_axis == '+')
bind->joyaxis = AXIS_POS(axis);
else
bind->joyaxis = AXIS_NEG(axis);
}
free(tmp_axis);
tmp_axis = NULL;
}
}
}
}
#endif
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