RetroArch/input/drivers_joypad/null_joypad.c
2017-12-05 12:07:35 +01:00

76 lines
1.7 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
* Copyright (C) 2013-2014 - CatalystG
*
* RetroArch 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.
*
* RetroArch 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 RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stddef.h>
#include <boolean.h>
#include "../input_driver.h"
static const char *null_joypad_name(unsigned pad)
{
return "null";
}
static bool null_joypad_init(void *data)
{
(void)data;
return true;
}
static bool null_joypad_button(unsigned port_num, uint16_t joykey)
{
return false;
}
static void null_joypad_get_buttons(unsigned port_num, retro_bits_t *state)
{
BIT256_CLEAR_ALL_PTR(state);
}
static int16_t null_joypad_axis(unsigned port_num, uint32_t joyaxis)
{
return 0;
}
static void null_joypad_poll(void)
{
}
static bool null_joypad_query_pad(unsigned pad)
{
return true;
}
static void null_joypad_destroy(void)
{
}
input_device_driver_t null_joypad = {
null_joypad_init,
null_joypad_query_pad,
null_joypad_destroy,
null_joypad_button,
null_joypad_get_buttons,
null_joypad_axis,
null_joypad_poll,
NULL,
null_joypad_name,
"null",
};