RetroArch/settings.c

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/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2011 - Hans-Kristian Arntzen
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*
* 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/>.
*/
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#include "general.h"
#include "conf/config_file.h"
#include "input/keysym.h"
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#include "strl.h"
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#include "config.def.h"
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#include "file.h"
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#include "posix_string.h"
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <ctype.h>
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struct settings g_settings;
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struct global g_extern;
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#ifdef HAVE_CONFIGFILE
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static void read_keybinds(config_file_t *conf);
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#endif
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static void set_defaults(void)
{
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const char *def_video = NULL;
const char *def_audio = NULL;
const char *def_input = NULL;
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switch (VIDEO_DEFAULT_DRIVER)
{
case VIDEO_GL:
def_video = "gl";
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break;
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case VIDEO_WII:
def_video = "wii";
break;
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case VIDEO_XENON360:
def_video = "xenon360";
break;
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case VIDEO_XDK360:
def_video = "xdk360";
break;
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case VIDEO_XVIDEO:
def_video = "xvideo";
break;
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case VIDEO_SDL:
def_video = "sdl";
break;
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case VIDEO_EXT:
def_video = "ext";
break;
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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;
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case AUDIO_COREAUDIO:
def_audio = "coreaudio";
break;
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case AUDIO_AL:
def_audio = "openal";
break;
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case AUDIO_SDL:
def_audio = "sdl";
break;
case AUDIO_DSOUND:
def_audio = "dsound";
break;
case AUDIO_XAUDIO:
def_audio = "xaudio";
break;
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case AUDIO_PULSE:
def_audio = "pulse";
break;
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case AUDIO_EXT:
def_audio = "ext";
break;
case AUDIO_XENON360:
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def_audio = "xenon360";
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break;
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case AUDIO_XDK360:
def_audio = "xdk360";
break;
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case AUDIO_PS3:
def_audio = "ps3";
break;
case AUDIO_WII:
def_audio = "wii";
break;
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default:
break;
}
switch (INPUT_DEFAULT_DRIVER)
{
case INPUT_PS3:
def_input = "ps3";
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break;
case INPUT_SDL:
def_input = "sdl";
break;
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case INPUT_X:
def_input = "x";
break;
case INPUT_XENON360:
def_input = "xenon360";
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break;
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case INPUT_XDK360:
def_input = "xdk360";
break;
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case INPUT_WII:
def_input = "wii";
break;
default:
break;
}
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if (def_video)
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strlcpy(g_settings.video.driver, def_video, sizeof(g_settings.video.driver));
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if (def_audio)
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strlcpy(g_settings.audio.driver, def_audio, sizeof(g_settings.audio.driver));
if (def_input)
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strlcpy(g_settings.input.driver, def_input, sizeof(g_settings.input.driver));
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g_settings.video.xscale = xscale;
g_settings.video.yscale = yscale;
g_settings.video.fullscreen = g_extern.force_fullscreen ? true : fullscreen;
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g_settings.video.fullscreen_x = fullscreen_x;
g_settings.video.fullscreen_y = fullscreen_y;
g_settings.video.force_16bit = force_16bit;
g_settings.video.disable_composition = disable_composition;
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g_settings.video.vsync = vsync;
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g_settings.video.smooth = video_smooth;
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g_settings.video.force_aspect = force_aspect;
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g_settings.video.crop_overscan = crop_overscan;
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g_settings.video.aspect_ratio = -1.0f; // Automatic
g_settings.video.shader_type = SSNES_SHADER_AUTO;
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g_settings.video.font_enable = font_enable;
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#ifdef HAVE_FREETYPE
g_settings.video.font_size = font_size;
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g_settings.video.msg_pos_x = message_pos_offset_x;
g_settings.video.msg_pos_y = message_pos_offset_y;
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g_settings.video.msg_color_r = ((message_color >> 16) & 0xff) / 255.0f;
g_settings.video.msg_color_g = ((message_color >> 8) & 0xff) / 255.0f;
g_settings.video.msg_color_b = ((message_color >> 0) & 0xff) / 255.0f;
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#endif
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#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.video.refresh_rate = refresh_rate;
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g_settings.video.hires_record = hires_record;
g_settings.video.post_filter_record = post_filter_record;
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g_settings.audio.enable = audio_enable;
g_settings.audio.out_rate = out_rate;
g_settings.audio.rate_step = audio_rate_step;
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if (audio_device)
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strlcpy(g_settings.audio.device, audio_device, sizeof(g_settings.audio.device));
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g_settings.audio.latency = out_latency;
g_settings.audio.sync = audio_sync;
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g_settings.rewind_enable = rewind_enable;
g_settings.rewind_buffer_size = rewind_buffer_size;
g_settings.rewind_granularity = rewind_granularity;
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g_settings.pause_nonactive = pause_nonactive;
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g_settings.autosave_interval = autosave_interval;
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g_settings.block_sram_overwrite = block_sram_overwrite;
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g_settings.savestate_auto_index = savestate_auto_index;
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ssnes_assert(sizeof(g_settings.input.binds[0]) >= sizeof(snes_keybinds_1));
ssnes_assert(sizeof(g_settings.input.binds[1]) >= sizeof(snes_keybinds_rest));
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memcpy(g_settings.input.binds[0], snes_keybinds_1, sizeof(snes_keybinds_1));
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for (unsigned i = 1; i < 5; i++)
memcpy(g_settings.input.binds[i], snes_keybinds_rest, sizeof(snes_keybinds_rest));
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g_settings.input.axis_threshold = axis_threshold;
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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;
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}
#ifdef HAVE_CONFIGFILE
static void parse_config_file(void);
#endif
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void parse_config(void)
{
set_defaults();
#ifdef HAVE_CONFIGFILE
parse_config_file();
#endif
}
#ifdef HAVE_CONFIGFILE
static config_file_t *open_default_config_file(void)
{
config_file_t *conf = NULL;
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#if defined(_WIN32) && !defined(_XBOX)
// Just do something for now.
conf = config_file_new("ssnes.cfg");
if (!conf)
{
const char *appdata = getenv("APPDATA");
if (appdata)
{
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char conf_path[PATH_MAX];
strlcpy(conf_path, appdata, sizeof(conf_path));
strlcat(conf_path, "/ssnes.cfg", sizeof(conf_path));
conf = config_file_new(conf_path);
}
}
#elif defined(__APPLE__)
const char *home = getenv("HOME");
if (home)
{
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char conf_path[PATH_MAX];
strlcpy(conf_path, home, sizeof(conf_path));
strlcat(conf_path, "/.ssnes.cfg", sizeof(conf_path));
conf = config_file_new(conf_path);
}
if (!conf)
conf = config_file_new("/etc/ssnes.cfg");
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#elif defined(__CELLOS_LV2__) || defined(_XBOX)
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return NULL;
#else
const char *xdg = getenv("XDG_CONFIG_HOME");
if (!xdg)
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SSNES_WARN("XDG_CONFIG_HOME is not defined. Will look for config in $HOME/.ssnes.cfg ...\n");
const char *home = getenv("HOME");
if (xdg)
{
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char conf_path[PATH_MAX];
strlcpy(conf_path, xdg, sizeof(conf_path));
strlcat(conf_path, "/ssnes/ssnes.cfg", sizeof(conf_path));
conf = config_file_new(conf_path);
}
else if (home)
{
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char conf_path[PATH_MAX];
strlcpy(conf_path, home, sizeof(conf_path));
strlcat(conf_path, "/.ssnes.cfg", sizeof(conf_path));
conf = config_file_new(conf_path);
}
// Try this as a last chance...
if (!conf)
conf = config_file_new("/etc/ssnes.cfg");
#endif
return conf;
}
#endif
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// 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
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#define CONFIG_GET_STRING(var, key) \
config_get_array(conf, key, g_settings.var, sizeof(g_settings.var))
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#ifdef HAVE_CONFIGFILE
static void parse_config_file(void)
{
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config_file_t *conf = NULL;
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if (*g_extern.config_path)
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{
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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);
}
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}
else
conf = open_default_config_file();
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if (conf == NULL)
return;
if (g_extern.verbose)
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{
fprintf(stderr, "=== Config ===\n");
config_file_dump_all(conf, stderr);
fprintf(stderr, "=== Config end ===\n");
}
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int tmp_int;
double tmp_double;
bool tmp_bool;
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char tmp_str[PATH_MAX];
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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");
if (!g_extern.force_fullscreen)
{
CONFIG_GET_BOOL(video.fullscreen, "video_fullscreen");
}
CONFIG_GET_BOOL(video.force_16bit, "video_force_16bit");
CONFIG_GET_BOOL(video.disable_composition, "video_disable_composition");
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CONFIG_GET_BOOL(video.vsync, "video_vsync");
CONFIG_GET_BOOL(video.smooth, "video_smooth");
CONFIG_GET_BOOL(video.force_aspect, "video_force_aspect");
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CONFIG_GET_BOOL(video.crop_overscan, "video_crop_overscan");
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CONFIG_GET_DOUBLE(video.aspect_ratio, "video_aspect_ratio");
CONFIG_GET_DOUBLE(video.refresh_rate, "video_refresh_rate");
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CONFIG_GET_STRING(video.cg_shader_path, "video_cg_shader");
CONFIG_GET_STRING(video.bsnes_shader_path, "video_bsnes_shader");
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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");
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CONFIG_GET_DOUBLE(video.fbo_scale_y, "video_fbo_scale_y");
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CONFIG_GET_BOOL(video.second_pass_smooth, "video_second_pass_smooth");
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#ifdef HAVE_FREETYPE
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CONFIG_GET_STRING(video.font_path, "video_font_path");
CONFIG_GET_INT(video.font_size, "video_font_size");
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CONFIG_GET_BOOL(video.font_enable, "video_font_enable");
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CONFIG_GET_DOUBLE(video.msg_pos_x, "video_message_pos_x");
CONFIG_GET_DOUBLE(video.msg_pos_y, "video_message_pos_y");
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unsigned msg_color;
if (config_get_hex(conf, "video_message_color", &msg_color))
{
g_settings.video.msg_color_r = ((msg_color >> 16) & 0xff) / 255.0f;
g_settings.video.msg_color_g = ((msg_color >> 8) & 0xff) / 255.0f;
g_settings.video.msg_color_b = ((msg_color >> 0) & 0xff) / 255.0f;
}
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#endif
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CONFIG_GET_BOOL(video.hires_record, "video_hires_record");
CONFIG_GET_BOOL(video.post_filter_record, "video_post_filter_record");
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#ifdef HAVE_DYLIB
CONFIG_GET_STRING(video.filter_path, "video_filter");
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CONFIG_GET_STRING(video.external_driver, "video_external_driver");
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CONFIG_GET_STRING(audio.external_driver, "audio_external_driver");
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#endif
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#if defined(HAVE_CG) || defined(HAVE_XML)
if (config_get_array(conf, "video_shader_type", tmp_str, sizeof(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;
}
#endif
#if defined(HAVE_XML)
CONFIG_GET_STRING(video.shader_dir, "video_shader_dir");
#endif
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CONFIG_GET_DOUBLE(input.axis_threshold, "input_axis_threshold");
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CONFIG_GET_BOOL(input.netplay_client_swap_input, "netplay_client_swap_input");
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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");
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// Audio settings.
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CONFIG_GET_BOOL(audio.enable, "audio_enable");
CONFIG_GET_INT(audio.out_rate, "audio_out_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");
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CONFIG_GET_STRING(video.driver, "video_driver");
CONFIG_GET_STRING(audio.driver, "audio_driver");
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CONFIG_GET_STRING(audio.dsp_plugin, "audio_dsp_plugin");
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CONFIG_GET_STRING(input.driver, "input_driver");
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if (!*g_settings.libsnes)
{
CONFIG_GET_STRING(libsnes, "libsnes_path");
}
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CONFIG_GET_STRING(screenshot_directory, "screenshot_directory");
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if (*g_settings.screenshot_directory && !path_is_directory(g_settings.screenshot_directory))
{
SSNES_WARN("screenshot_directory is not an existing directory, ignoring ...\n");
*g_settings.screenshot_directory = '\0';
}
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CONFIG_GET_BOOL(rewind_enable, "rewind_enable");
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if (config_get_int(conf, "rewind_buffer_size", &tmp_int))
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g_settings.rewind_buffer_size = tmp_int * UINT64_C(1000000);
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CONFIG_GET_INT(rewind_granularity, "rewind_granularity");
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CONFIG_GET_BOOL(pause_nonactive, "pause_nonactive");
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CONFIG_GET_INT(autosave_interval, "autosave_interval");
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CONFIG_GET_STRING(cheat_database, "cheat_database_path");
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CONFIG_GET_STRING(cheat_settings_path, "cheat_settings_path");
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CONFIG_GET_BOOL(block_sram_overwrite, "block_sram_overwrite");
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CONFIG_GET_BOOL(savestate_auto_index, "savestate_auto_index");
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if (!g_extern.has_set_save_path && config_get_array(conf, "savefile_directory", tmp_str, sizeof(tmp_str)))
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{
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if (path_is_directory(tmp_str))
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{
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strlcpy(g_extern.savefile_name_srm, tmp_str, sizeof(g_extern.savefile_name_srm));
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fill_pathname_dir(g_extern.savefile_name_srm, g_extern.basename, ".srm", sizeof(g_extern.savefile_name_srm));
}
else
SSNES_WARN("savefile_directory is not a directory, ignoring ...!\n");
}
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if (!g_extern.has_set_state_path && config_get_array(conf, "savestate_directory", tmp_str, sizeof(tmp_str)))
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{
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if (path_is_directory(tmp_str))
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{
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strlcpy(g_extern.savestate_name, tmp_str, sizeof(g_extern.savestate_name));
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fill_pathname_dir(g_extern.savestate_name, g_extern.basename, ".state", sizeof(g_extern.savestate_name));
}
else
SSNES_WARN("savestate_directory is not a directory, ignoring ...\n");
}
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read_keybinds(conf);
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config_file_free(conf);
}
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struct bind_map
{
const char *key;
const char *btn;
const char *axis;
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int snes_key;
};
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#define DECLARE_BIND(x, bind) { "input_" #x, "input_" #x "_btn", "input_" #x "_axis", bind }
#define DECLARE_BIND_END() { NULL, NULL, NULL, SSNES_BIND_LIST_END }
#define DECL_PLAYER(P) \
{ \
DECLARE_BIND(player##P##_a, SNES_DEVICE_ID_JOYPAD_A), \
DECLARE_BIND(player##P##_b, SNES_DEVICE_ID_JOYPAD_B), \
DECLARE_BIND(player##P##_y, SNES_DEVICE_ID_JOYPAD_Y), \
DECLARE_BIND(player##P##_x, SNES_DEVICE_ID_JOYPAD_X), \
DECLARE_BIND(player##P##_start, SNES_DEVICE_ID_JOYPAD_START), \
DECLARE_BIND(player##P##_select, SNES_DEVICE_ID_JOYPAD_SELECT), \
DECLARE_BIND(player##P##_l, SNES_DEVICE_ID_JOYPAD_L), \
DECLARE_BIND(player##P##_r, SNES_DEVICE_ID_JOYPAD_R), \
DECLARE_BIND(player##P##_left, SNES_DEVICE_ID_JOYPAD_LEFT), \
DECLARE_BIND(player##P##_right, SNES_DEVICE_ID_JOYPAD_RIGHT), \
DECLARE_BIND(player##P##_up, SNES_DEVICE_ID_JOYPAD_UP), \
DECLARE_BIND(player##P##_down, SNES_DEVICE_ID_JOYPAD_DOWN), \
DECLARE_BIND_END(), \
}
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// Big and nasty bind map... :)
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static const struct bind_map bind_maps[MAX_PLAYERS][MAX_BINDS] = {
{
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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(hold_fast_forward, SSNES_FAST_FORWARD_HOLD_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(frame_advance, SSNES_FRAMEADVANCE),
DECLARE_BIND(reset, SSNES_RESET),
DECLARE_BIND(shader_next, SSNES_SHADER_NEXT),
DECLARE_BIND(shader_prev, SSNES_SHADER_PREV),
DECLARE_BIND(cheat_index_plus, SSNES_CHEAT_INDEX_PLUS),
DECLARE_BIND(cheat_index_minus, SSNES_CHEAT_INDEX_MINUS),
DECLARE_BIND(cheat_toggle, SSNES_CHEAT_TOGGLE),
DECLARE_BIND(screenshot, SSNES_SCREENSHOT),
DECLARE_BIND(dsp_config, SSNES_DSP_CONFIG),
DECLARE_BIND(audio_mute, SSNES_MUTE),
DECLARE_BIND_END(),
},
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DECL_PLAYER(2),
DECL_PLAYER(3),
DECL_PLAYER(4),
DECL_PLAYER(5),
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};
struct key_map
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{
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 sk_map[] = {
{ "left", SK_LEFT },
{ "right", SK_RIGHT },
{ "up", SK_UP },
{ "down", SK_DOWN },
{ "enter", SK_RETURN },
{ "kp_enter", SK_KP_ENTER },
{ "tab", SK_TAB },
{ "insert", SK_INSERT },
{ "del", SK_DELETE },
{ "end", SK_END },
{ "home", SK_HOME },
{ "rshift", SK_RSHIFT },
{ "shift", SK_LSHIFT },
{ "ctrl", SK_LCTRL },
{ "alt", SK_LALT },
{ "space", SK_SPACE },
{ "escape", SK_ESCAPE },
{ "add", SK_KP_PLUS },
{ "subtract", SK_KP_MINUS },
{ "f1", SK_F1 },
{ "f2", SK_F2 },
{ "f3", SK_F3 },
{ "f4", SK_F4 },
{ "f5", SK_F5 },
{ "f6", SK_F6 },
{ "f7", SK_F7 },
{ "f8", SK_F8 },
{ "f9", SK_F9 },
{ "f10", SK_F10 },
{ "f11", SK_F11 },
{ "f12", SK_F12 },
{ "num0", SK_0 },
{ "num1", SK_1 },
{ "num2", SK_2 },
{ "num3", SK_3 },
{ "num4", SK_4 },
{ "num5", SK_5 },
{ "num6", SK_6 },
{ "num7", SK_7 },
{ "num8", SK_8 },
{ "num9", SK_9 },
{ "pageup", SK_PAGEUP },
{ "pagedown", SK_PAGEDOWN },
{ "keypad0", SK_KP0 },
{ "keypad1", SK_KP1 },
{ "keypad2", SK_KP2 },
{ "keypad3", SK_KP3 },
{ "keypad4", SK_KP4 },
{ "keypad5", SK_KP5 },
{ "keypad6", SK_KP6 },
{ "keypad7", SK_KP7 },
{ "keypad8", SK_KP8 },
{ "keypad9", SK_KP9 },
{ "period", SK_PERIOD },
{ "capslock", SK_CAPSLOCK },
{ "numlock", SK_NUMLOCK },
{ "backspace", SK_BACKSPACE },
{ "multiply", SK_KP_MULTIPLY },
{ "divide", SK_KP_DIVIDE },
{ "print_screen", SK_PRINT },
{ "scroll_lock", SK_SCROLLOCK },
{ "tilde", SK_BACKQUOTE },
{ "backquote", SK_BACKQUOTE },
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{ "pause", SK_PAUSE },
{ "nul", SK_UNKNOWN },
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};
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_sk_bind(const char *str)
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{
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for (size_t i = 0; i < sizeof(sk_map) / sizeof(struct key_map); i++)
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{
if (strcasecmp(sk_map[i].str, str) == 0)
return sk_map[i].key;
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}
return -1;
}
static int find_sk_key(const char *str)
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{
// If the bind is a normal key-press ...
if (strlen(str) == 1 && isalpha(*str))
return (int)SK_a + (tolower(*str) - (int)'a');
else // Check if we have a special mapping for it.
return find_sk_bind(str);
}
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// Yes, this function needs a good refactor :)
static void read_keybinds(config_file_t *conf)
{
char *tmp_key = NULL;
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char *tmp_btn = NULL;
char *tmp_axis = NULL;
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for (int j = 0; j < MAX_PLAYERS; j++)
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{
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for (int i = 0; bind_maps[j][i].snes_key != SSNES_BIND_LIST_END; i++)
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{
struct snes_keybind *bind = find_snes_bind(j, bind_maps[j][i].snes_key);
if (!bind)
continue;
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// Check keybind
if (bind_maps[j][i].key && config_get_string(conf, bind_maps[j][i].key, &tmp_key))
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{
int key = find_sk_key(tmp_key);
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if (key >= 0)
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bind->key = (enum ssnes_key)key;
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free(tmp_key);
tmp_key = NULL;
}
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// Check joybutton bind (hats too)
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if (bind_maps[j][i].btn && config_get_string(conf, bind_maps[j][i].btn, &tmp_btn))
{
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const char *btn = tmp_btn;
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if (strcmp(tmp_btn, "nul") == 0)
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{
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bind->joykey = NO_BTN;
}
else
{
if (*btn++ == 'h')
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{
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if (isdigit(*btn))
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{
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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);
}
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}
}
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else
bind->joykey = strtol(tmp_btn, NULL, 0);
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}
free(tmp_btn);
}
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// Check joyaxis binds.
if (bind_maps[j][i].axis && config_get_string(conf, bind_maps[j][i].axis, &tmp_axis))
{
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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;
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}
}
}
}
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#endif