mirror of
https://github.com/libretro/RetroArch
synced 2025-01-04 02:50:05 +00:00
110 lines
2.9 KiB
C
110 lines
2.9 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2013 - Daniel De Matteis
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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 <stdio.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <string.h>
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#include "../boolean.h"
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#include "../general.h"
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#include "rarch_console_input.h"
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struct platform_bind
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{
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uint64_t joykey;
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const char *label;
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};
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extern const struct platform_bind platform_keys[];
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extern const unsigned int platform_keys_size;
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static uint64_t rarch_input_find_previous_platform_key(uint64_t joykey)
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{
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size_t arr_size = platform_keys_size / sizeof(platform_keys[0]);
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if (joykey == NO_BTN)
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return platform_keys[arr_size - 1].joykey;
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if (platform_keys[0].joykey == joykey)
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return NO_BTN;
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for (size_t i = 1; i < arr_size; i++)
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{
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if (platform_keys[i].joykey == joykey)
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return platform_keys[i - 1].joykey;
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}
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return NO_BTN;
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}
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static uint64_t rarch_input_find_next_platform_key(uint64_t joykey)
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{
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size_t arr_size = platform_keys_size / sizeof(platform_keys[0]);
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if (joykey == NO_BTN)
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return platform_keys[0].joykey;
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if (platform_keys[arr_size - 1].joykey == joykey)
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return NO_BTN;
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for (size_t i = 0; i < arr_size - 1; i++)
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{
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if (platform_keys[i].joykey == joykey)
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return platform_keys[i + 1].joykey;
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}
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return NO_BTN;
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}
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const char *rarch_input_find_platform_key_label(uint64_t joykey)
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{
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if (joykey == NO_BTN)
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return "No button";
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size_t arr_size = platform_keys_size / sizeof(platform_keys[0]);
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for (size_t i = 0; i < arr_size; i++)
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{
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if (platform_keys[i].joykey == joykey)
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return platform_keys[i].label;
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}
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return "Unknown";
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}
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void rarch_input_set_keybind(unsigned player, unsigned keybind_action, uint64_t default_retro_joypad_id)
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{
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uint64_t *key = &g_settings.input.binds[player][default_retro_joypad_id].joykey;
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switch (keybind_action)
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{
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case KEYBIND_DECREMENT:
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*key = rarch_input_find_previous_platform_key(*key);
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break;
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case KEYBIND_INCREMENT:
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*key = rarch_input_find_next_platform_key(*key);
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break;
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case KEYBIND_DEFAULT:
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*key = g_settings.input.binds[player][default_retro_joypad_id].def_joykey;
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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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