mirror of
https://github.com/libretro/RetroArch.git
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492 lines
18 KiB
C
492 lines
18 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2016 - Daniel De Matteis
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* Copyright (C) 2016 - Brad Parker
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <compat/strl.h>
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#include <file/file_path.h>
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#include <file/config_file.h>
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#include <string/stdstring.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 "input_config.h"
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#include "input_keymaps.h"
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#include "input_remapping.h"
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#include "../msg_hash.h"
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#include "../configuration.h"
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#include "../file_path_special.h"
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#include "../verbosity.h"
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/* Input config. */
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struct input_bind_map
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{
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bool valid;
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/* Meta binds get input as prefix, not input_playerN".
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* 0 = libretro related.
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* 1 = Common hotkey.
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* 2 = Uncommon/obscure hotkey.
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*/
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unsigned meta;
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const char *base;
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enum msg_hash_enums desc;
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unsigned retro_key;
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};
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static const char *bind_user_prefix[MAX_USERS] = {
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"input_player1",
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"input_player2",
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"input_player3",
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"input_player4",
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"input_player5",
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"input_player6",
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"input_player7",
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"input_player8",
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"input_player9",
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"input_player10",
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"input_player11",
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"input_player12",
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"input_player13",
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"input_player14",
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"input_player15",
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"input_player16",
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};
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#define DECLARE_BIND(x, bind, desc) { true, 0, #x, desc, bind }
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#define DECLARE_META_BIND(level, x, bind, desc) { true, level, #x, desc, bind }
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const struct input_bind_map input_config_bind_map[RARCH_BIND_LIST_END_NULL] = {
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DECLARE_BIND(b, RETRO_DEVICE_ID_JOYPAD_B, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_B),
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DECLARE_BIND(y, RETRO_DEVICE_ID_JOYPAD_Y, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_Y),
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DECLARE_BIND(select, RETRO_DEVICE_ID_JOYPAD_SELECT, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_SELECT),
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DECLARE_BIND(start, RETRO_DEVICE_ID_JOYPAD_START, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_START),
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DECLARE_BIND(up, RETRO_DEVICE_ID_JOYPAD_UP, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_UP),
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DECLARE_BIND(down, RETRO_DEVICE_ID_JOYPAD_DOWN, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_DOWN),
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DECLARE_BIND(left, RETRO_DEVICE_ID_JOYPAD_LEFT, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_LEFT),
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DECLARE_BIND(right, RETRO_DEVICE_ID_JOYPAD_RIGHT, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_RIGHT),
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DECLARE_BIND(a, RETRO_DEVICE_ID_JOYPAD_A, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_A),
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DECLARE_BIND(x, RETRO_DEVICE_ID_JOYPAD_X, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_X),
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DECLARE_BIND(l, RETRO_DEVICE_ID_JOYPAD_L, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_L),
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DECLARE_BIND(r, RETRO_DEVICE_ID_JOYPAD_R, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_R),
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DECLARE_BIND(l2, RETRO_DEVICE_ID_JOYPAD_L2, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_L2),
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DECLARE_BIND(r2, RETRO_DEVICE_ID_JOYPAD_R2, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_R2),
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DECLARE_BIND(l3, RETRO_DEVICE_ID_JOYPAD_L3, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_L3),
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DECLARE_BIND(r3, RETRO_DEVICE_ID_JOYPAD_R3, MENU_ENUM_LABEL_VALUE_INPUT_JOYPAD_R3),
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DECLARE_BIND(l_x_plus, RARCH_ANALOG_LEFT_X_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_X_PLUS),
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DECLARE_BIND(l_x_minus, RARCH_ANALOG_LEFT_X_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_X_MINUS),
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DECLARE_BIND(l_y_plus, RARCH_ANALOG_LEFT_Y_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_Y_PLUS),
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DECLARE_BIND(l_y_minus, RARCH_ANALOG_LEFT_Y_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_LEFT_Y_MINUS),
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DECLARE_BIND(r_x_plus, RARCH_ANALOG_RIGHT_X_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_X_PLUS),
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DECLARE_BIND(r_x_minus, RARCH_ANALOG_RIGHT_X_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_X_MINUS),
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DECLARE_BIND(r_y_plus, RARCH_ANALOG_RIGHT_Y_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_Y_PLUS),
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DECLARE_BIND(r_y_minus, RARCH_ANALOG_RIGHT_Y_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_ANALOG_RIGHT_Y_MINUS),
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DECLARE_BIND(turbo, RARCH_TURBO_ENABLE, MENU_ENUM_LABEL_VALUE_INPUT_TURBO_ENABLE),
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DECLARE_META_BIND(1, toggle_fast_forward, RARCH_FAST_FORWARD_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_FAST_FORWARD_KEY),
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DECLARE_META_BIND(2, hold_fast_forward, RARCH_FAST_FORWARD_HOLD_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_FAST_FORWARD_HOLD_KEY),
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DECLARE_META_BIND(1, load_state, RARCH_LOAD_STATE_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_LOAD_STATE_KEY),
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DECLARE_META_BIND(1, save_state, RARCH_SAVE_STATE_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_SAVE_STATE_KEY),
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DECLARE_META_BIND(2, toggle_fullscreen, RARCH_FULLSCREEN_TOGGLE_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_FULLSCREEN_TOGGLE_KEY),
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DECLARE_META_BIND(2, exit_emulator, RARCH_QUIT_KEY, MENU_ENUM_LABEL_VALUE_INPUT_META_QUIT_KEY),
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DECLARE_META_BIND(2, state_slot_increase, RARCH_STATE_SLOT_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_META_STATE_SLOT_PLUS),
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DECLARE_META_BIND(2, state_slot_decrease, RARCH_STATE_SLOT_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_META_STATE_SLOT_MINUS),
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DECLARE_META_BIND(1, rewind, RARCH_REWIND, MENU_ENUM_LABEL_VALUE_INPUT_META_REWIND),
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DECLARE_META_BIND(2, movie_record_toggle, RARCH_MOVIE_RECORD_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_MOVIE_RECORD_TOGGLE),
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DECLARE_META_BIND(2, pause_toggle, RARCH_PAUSE_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_PAUSE_TOGGLE),
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DECLARE_META_BIND(2, frame_advance, RARCH_FRAMEADVANCE, MENU_ENUM_LABEL_VALUE_INPUT_META_FRAMEADVANCE),
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DECLARE_META_BIND(2, reset, RARCH_RESET, MENU_ENUM_LABEL_VALUE_INPUT_META_RESET),
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DECLARE_META_BIND(2, shader_next, RARCH_SHADER_NEXT, MENU_ENUM_LABEL_VALUE_INPUT_META_SHADER_NEXT),
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DECLARE_META_BIND(2, shader_prev, RARCH_SHADER_PREV, MENU_ENUM_LABEL_VALUE_INPUT_META_SHADER_PREV),
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DECLARE_META_BIND(2, cheat_index_plus, RARCH_CHEAT_INDEX_PLUS, MENU_ENUM_LABEL_VALUE_INPUT_META_CHEAT_INDEX_PLUS),
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DECLARE_META_BIND(2, cheat_index_minus, RARCH_CHEAT_INDEX_MINUS, MENU_ENUM_LABEL_VALUE_INPUT_META_CHEAT_INDEX_MINUS),
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DECLARE_META_BIND(2, cheat_toggle, RARCH_CHEAT_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_CHEAT_TOGGLE),
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DECLARE_META_BIND(2, screenshot, RARCH_SCREENSHOT, MENU_ENUM_LABEL_VALUE_INPUT_META_SCREENSHOT),
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DECLARE_META_BIND(2, audio_mute, RARCH_MUTE, MENU_ENUM_LABEL_VALUE_INPUT_META_MUTE),
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DECLARE_META_BIND(2, osk_toggle, RARCH_OSK, MENU_ENUM_LABEL_VALUE_INPUT_META_OSK),
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DECLARE_META_BIND(2, netplay_flip_players_1_2, RARCH_NETPLAY_FLIP, MENU_ENUM_LABEL_VALUE_INPUT_META_NETPLAY_FLIP),
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DECLARE_META_BIND(2, netplay_game_watch, RARCH_NETPLAY_GAME_WATCH, MENU_ENUM_LABEL_VALUE_INPUT_META_NETPLAY_GAME_WATCH),
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DECLARE_META_BIND(2, slowmotion, RARCH_SLOWMOTION, MENU_ENUM_LABEL_VALUE_INPUT_META_SLOWMOTION),
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DECLARE_META_BIND(2, enable_hotkey, RARCH_ENABLE_HOTKEY, MENU_ENUM_LABEL_VALUE_INPUT_META_ENABLE_HOTKEY),
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DECLARE_META_BIND(2, volume_up, RARCH_VOLUME_UP, MENU_ENUM_LABEL_VALUE_INPUT_META_VOLUME_UP),
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DECLARE_META_BIND(2, volume_down, RARCH_VOLUME_DOWN, MENU_ENUM_LABEL_VALUE_INPUT_META_VOLUME_DOWN),
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DECLARE_META_BIND(2, overlay_next, RARCH_OVERLAY_NEXT, MENU_ENUM_LABEL_VALUE_INPUT_META_OVERLAY_NEXT),
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DECLARE_META_BIND(2, disk_eject_toggle, RARCH_DISK_EJECT_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_DISK_EJECT_TOGGLE),
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DECLARE_META_BIND(2, disk_next, RARCH_DISK_NEXT, MENU_ENUM_LABEL_VALUE_INPUT_META_DISK_NEXT),
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DECLARE_META_BIND(2, disk_prev, RARCH_DISK_PREV, MENU_ENUM_LABEL_VALUE_INPUT_META_DISK_PREV),
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DECLARE_META_BIND(2, grab_mouse_toggle, RARCH_GRAB_MOUSE_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_GRAB_MOUSE_TOGGLE),
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DECLARE_META_BIND(2, game_focus_toggle, RARCH_GAME_FOCUS_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_GAME_FOCUS_TOGGLE),
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#ifdef HAVE_MENU
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DECLARE_META_BIND(1, menu_toggle, RARCH_MENU_TOGGLE, MENU_ENUM_LABEL_VALUE_INPUT_META_MENU_TOGGLE),
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#endif
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};
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static const void *input_config_bind_map_get(unsigned i)
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{
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return (const struct input_bind_map*)&input_config_bind_map[i];
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}
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bool input_config_bind_map_get_valid(unsigned i)
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{
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const struct input_bind_map *keybind =
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(const struct input_bind_map*)input_config_bind_map_get(i);
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if (!keybind)
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return false;
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return keybind->valid;
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}
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unsigned input_config_bind_map_get_meta(unsigned i)
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{
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const struct input_bind_map *keybind =
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(const struct input_bind_map*)input_config_bind_map_get(i);
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if (!keybind)
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return 0;
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return keybind->meta;
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}
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const char *input_config_bind_map_get_base(unsigned i)
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{
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const struct input_bind_map *keybind =
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(const struct input_bind_map*)input_config_bind_map_get(i);
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if (!keybind)
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return NULL;
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return keybind->base;
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}
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const char *input_config_bind_map_get_desc(unsigned i)
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{
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const struct input_bind_map *keybind =
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(const struct input_bind_map*)input_config_bind_map_get(i);
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if (!keybind)
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return NULL;
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return msg_hash_to_str(keybind->desc);
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}
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void input_config_parse_key(void *data,
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const char *prefix, const char *btn,
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struct retro_keybind *bind)
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{
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char tmp[64];
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char key[64];
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config_file_t *conf = (config_file_t*)data;
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tmp[0] = key[0] = '\0';
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fill_pathname_join_delim(key, prefix, btn, '_', sizeof(key));
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if (config_get_array(conf, key, tmp, sizeof(tmp)))
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bind->key = input_config_translate_str_to_rk(tmp);
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}
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const char *input_config_get_prefix(unsigned user, bool meta)
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{
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if (user == 0)
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return meta ? "input" : bind_user_prefix[user];
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if (user != 0 && !meta)
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return bind_user_prefix[user];
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/* Don't bother with meta bind for anyone else than first user. */
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return NULL;
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}
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static enum retro_key find_rk_bind(const char *str)
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{
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size_t i;
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for (i = 0; input_config_key_map[i].str; i++)
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{
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if (string_is_equal_noncase(input_config_key_map[i].str, str))
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return input_config_key_map[i].key;
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}
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RARCH_WARN("Key name %s not found.\n", str);
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return RETROK_UNKNOWN;
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}
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/**
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* input_config_translate_str_to_rk:
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* @str : String to translate to key ID.
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*
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* Translates tring representation to key identifier.
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*
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* Returns: key identifier.
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**/
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enum retro_key input_config_translate_str_to_rk(const char *str)
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{
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if (strlen(str) == 1 && isalpha((int)*str))
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return (enum retro_key)(RETROK_a + (tolower((int)*str) - (int)'a'));
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return find_rk_bind(str);
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}
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/**
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* input_config_translate_str_to_bind_id:
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* @str : String to translate to bind ID.
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*
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* Translate string representation to bind ID.
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*
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* Returns: Bind ID value on success, otherwise
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* RARCH_BIND_LIST_END on not found.
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**/
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unsigned input_config_translate_str_to_bind_id(const char *str)
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{
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unsigned i;
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for (i = 0; input_config_bind_map[i].valid; i++)
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if (string_is_equal(str, input_config_bind_map[i].base))
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return i;
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return RARCH_BIND_LIST_END;
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}
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static void parse_hat(struct retro_keybind *bind, const char *str)
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{
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uint16_t hat;
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uint16_t hat_dir = 0;
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char *dir = NULL;
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if (!bind || !str)
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return;
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if (!isdigit((int)*str))
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return;
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hat = strtoul(str, &dir, 0);
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if (!dir)
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{
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RARCH_WARN("Found invalid hat in config!\n");
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return;
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}
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if (string_is_equal_noncase(dir, "up"))
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hat_dir = HAT_UP_MASK;
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else if (string_is_equal_noncase(dir, "down"))
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hat_dir = HAT_DOWN_MASK;
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else if (string_is_equal_noncase(dir, "left"))
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hat_dir = HAT_LEFT_MASK;
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else if (string_is_equal_noncase(dir, "right"))
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hat_dir = HAT_RIGHT_MASK;
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if (hat_dir)
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bind->joykey = HAT_MAP(hat, hat_dir);
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}
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void input_config_parse_joy_button(void *data, const char *prefix,
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const char *btn, struct retro_keybind *bind)
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{
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char str[256];
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char tmp[64];
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char key[64];
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char key_label[64];
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char *tmp_a = NULL;
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config_file_t *conf = (config_file_t*)data;
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str[0] = tmp[0] = key[0] = key_label[0] = '\0';
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fill_pathname_join_delim(str, prefix, btn,
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'_', sizeof(str));
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fill_pathname_join_delim(key, str,
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"btn", '_', sizeof(key));
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fill_pathname_join_delim(key_label, str,
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"btn_label", '_', sizeof(key_label));
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if (config_get_array(conf, key, tmp, sizeof(tmp)))
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{
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btn = tmp;
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if (string_is_equal(btn, file_path_str(FILE_PATH_NUL)))
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bind->joykey = NO_BTN;
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else
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{
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if (*btn == 'h')
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parse_hat(bind, btn + 1);
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else
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bind->joykey = strtoull(tmp, NULL, 0);
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}
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}
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if (config_get_string(conf, key_label, &tmp_a))
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{
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strlcpy(bind->joykey_label, tmp_a, sizeof(bind->joykey_label));
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free(tmp_a);
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}
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}
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void input_config_parse_joy_axis(void *data, const char *prefix,
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const char *axis, struct retro_keybind *bind)
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{
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char str[256];
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char tmp[64];
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char key[64];
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char key_label[64];
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char *tmp_a = NULL;
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config_file_t *conf = (config_file_t*)data;
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str[0] = tmp[0] = key[0] = key_label[0] = '\0';
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fill_pathname_join_delim(str, prefix, axis,
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'_', sizeof(str));
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fill_pathname_join_delim(key, str,
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"axis", '_', sizeof(key));
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fill_pathname_join_delim(key_label, str,
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"axis_label", '_', sizeof(key_label));
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if (config_get_array(conf, key, tmp, sizeof(tmp)))
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{
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if (string_is_equal(tmp, file_path_str(FILE_PATH_NUL)))
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bind->joyaxis = AXIS_NONE;
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else if (strlen(tmp) >= 2 && (*tmp == '+' || *tmp == '-'))
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{
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int i_axis = strtol(tmp + 1, NULL, 0);
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if (*tmp == '+')
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bind->joyaxis = AXIS_POS(i_axis);
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else
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bind->joyaxis = AXIS_NEG(i_axis);
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}
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/* Ensure that D-pad emulation doesn't screw this over. */
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bind->orig_joyaxis = bind->joyaxis;
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}
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if (config_get_string(conf, key_label, &tmp_a))
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{
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strlcpy(bind->joyaxis_label, tmp_a, sizeof(bind->joyaxis_label));
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free(tmp_a);
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}
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}
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static void input_config_get_bind_string_joykey(char *buf, const char *prefix,
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const struct retro_keybind *bind, size_t size)
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{
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settings_t *settings = config_get_ptr();
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|
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if (GET_HAT_DIR(bind->joykey))
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{
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const char *dir = "?";
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|
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switch (GET_HAT_DIR(bind->joykey))
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{
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case HAT_UP_MASK:
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dir = "up";
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break;
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case HAT_DOWN_MASK:
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dir = "down";
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break;
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|
case HAT_LEFT_MASK:
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|
dir = "left";
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break;
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|
case HAT_RIGHT_MASK:
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|
dir = "right";
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break;
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default:
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break;
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|
}
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|
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if (!string_is_empty(bind->joykey_label)
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&& settings->input.input_descriptor_label_show)
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snprintf(buf, size, "%s %s ", prefix, bind->joykey_label);
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else
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snprintf(buf, size, "%sHat #%u %s (%s)", prefix,
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(unsigned)GET_HAT(bind->joykey), dir,
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msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NOT_AVAILABLE));
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|
}
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|
else
|
|
{
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|
if (!string_is_empty(bind->joykey_label)
|
|
&& settings->input.input_descriptor_label_show)
|
|
snprintf(buf, size, "%s%s (btn) ", prefix, bind->joykey_label);
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|
else
|
|
snprintf(buf, size, "%s%u (%s) ", prefix, (unsigned)bind->joykey,
|
|
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NOT_AVAILABLE));
|
|
}
|
|
}
|
|
|
|
static void input_config_get_bind_string_joyaxis(char *buf, const char *prefix,
|
|
const struct retro_keybind *bind, size_t size)
|
|
{
|
|
unsigned axis = 0;
|
|
char dir = '\0';
|
|
settings_t *settings = config_get_ptr();
|
|
|
|
if (AXIS_NEG_GET(bind->joyaxis) != AXIS_DIR_NONE)
|
|
{
|
|
dir = '-';
|
|
axis = AXIS_NEG_GET(bind->joyaxis);
|
|
}
|
|
else if (AXIS_POS_GET(bind->joyaxis) != AXIS_DIR_NONE)
|
|
{
|
|
dir = '+';
|
|
axis = AXIS_POS_GET(bind->joyaxis);
|
|
}
|
|
if (!string_is_empty(bind->joyaxis_label)
|
|
&& settings->input.input_descriptor_label_show)
|
|
snprintf(buf, size, "%s%s (axis) ", prefix, bind->joyaxis_label);
|
|
else
|
|
snprintf(buf, size, "%s%c%u (%s) ", prefix, dir, axis,
|
|
msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NOT_AVAILABLE));
|
|
}
|
|
|
|
void input_config_get_bind_string(char *buf, const struct retro_keybind *bind,
|
|
const struct retro_keybind *auto_bind, size_t size)
|
|
{
|
|
#ifndef RARCH_CONSOLE
|
|
char key[64];
|
|
char keybuf[64];
|
|
|
|
key[0] = keybuf[0] = '\0';
|
|
#endif
|
|
|
|
*buf = '\0';
|
|
if (bind->joykey != NO_BTN)
|
|
input_config_get_bind_string_joykey(buf, "", bind, size);
|
|
else if (bind->joyaxis != AXIS_NONE)
|
|
input_config_get_bind_string_joyaxis(buf, "", bind, size);
|
|
else if (auto_bind && auto_bind->joykey != NO_BTN)
|
|
input_config_get_bind_string_joykey(buf, "Auto: ", auto_bind, size);
|
|
else if (auto_bind && auto_bind->joyaxis != AXIS_NONE)
|
|
input_config_get_bind_string_joyaxis(buf, "Auto: ", auto_bind, size);
|
|
|
|
#ifndef RARCH_CONSOLE
|
|
input_keymaps_translate_rk_to_str(bind->key, key, sizeof(key));
|
|
if (string_is_equal(key, file_path_str(FILE_PATH_NUL)))
|
|
*key = '\0';
|
|
|
|
snprintf(keybuf, sizeof(keybuf), msg_hash_to_str(MENU_ENUM_LABEL_VALUE_INPUT_KEY), key);
|
|
strlcat(buf, keybuf, size);
|
|
#endif
|
|
}
|
|
|
|
const struct retro_keybind *input_config_get_bind_auto(unsigned port, unsigned id)
|
|
{
|
|
settings_t *settings = config_get_ptr();
|
|
unsigned joy_idx = 0;
|
|
|
|
if (settings)
|
|
joy_idx = settings->input.joypad_map[port];
|
|
|
|
if (joy_idx < MAX_USERS)
|
|
return &settings->input.autoconf_binds[joy_idx][id];
|
|
return NULL;
|
|
}
|