RetroArch/input/drivers_joypad/wiiu/hidpad_driver.c
2018-05-02 22:37:34 -07:00

115 lines
2.5 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2014-2017 - Ali Bouhlel
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* 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 "../../include/wiiu/input.h"
static bool hidpad_init(void *data);
static bool hidpad_query_pad(unsigned pad);
static void hidpad_destroy(void);
static bool hidpad_button(unsigned pad, uint16_t button);
static void hidpad_get_buttons(unsigned pad, input_bits_t *state);
static int16_t hidpad_axis(unsigned pad, uint32_t axis);
static void hidpad_poll(void);
static const char *hidpad_name(unsigned pad);
static bool ready = false;
static bool init_hid_driver(void)
{
return hid_init(&hid_instance, &wiiu_hid, &hidpad_driver, MAX_USERS);
}
static bool hidpad_init(void *data)
{
(void *)data;
int i;
if(!init_hid_driver())
{
RARCH_ERR("Failed to initialize HID driver.\n");
return false;
}
hidpad_poll();
ready = true;
return true;
}
static bool hidpad_query_pad(unsigned pad)
{
return ready && pad < MAX_USERS;
}
static void hidpad_destroy(void)
{
ready = false;
hid_deinit(&hid_instance);
}
static bool hidpad_button(unsigned pad, uint16_t button)
{
if (!hidpad_query_pad(pad))
return false;
return HID_BUTTON(pad, button);
}
static void hidpad_get_buttons(unsigned pad, input_bits_t *state)
{
if (!hidpad_query_pad(pad))
BIT256_CLEAR_ALL_PTR(state);
HID_GET_BUTTONS(pad, state);
}
static int16_t hidpad_axis(unsigned pad, uint32_t axis)
{
if (!hidpad_query_pad(pad))
return 0;
return HID_AXIS(pad, axis);
}
static void hidpad_poll(void)
{
if (ready)
HID_POLL();
}
static const char *hidpad_name(unsigned pad)
{
if (!hidpad_query_pad(pad))
return "N/A";
return HID_PAD_NAME(pad);
}
input_device_driver_t hidpad_driver =
{
hidpad_init,
hidpad_query_pad,
hidpad_destroy,
hidpad_button,
hidpad_get_buttons,
hidpad_axis,
hidpad_poll,
NULL,
hidpad_name,
"hid"
};