RetroArch/input/drivers/ctr_input.c
2017-12-18 05:59:57 +01:00

158 lines
3.5 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 <stdint.h>
#include <stdlib.h>
#include <boolean.h>
#include <libretro.h>
#include <retro_miscellaneous.h>
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#include "../input_driver.h"
#define MAX_PADS 1
typedef struct ctr_input
{
bool blocked;
const input_device_driver_t *joypad;
} ctr_input_t;
static void ctr_input_poll(void *data)
{
ctr_input_t *ctr = (ctr_input_t*)data;
if (ctr->joypad)
ctr->joypad->poll();
}
static int16_t ctr_input_state(void *data,
rarch_joypad_info_t joypad_info,
const struct retro_keybind **binds,
unsigned port, unsigned device,
unsigned idx, unsigned id)
{
ctr_input_t *ctr = (ctr_input_t*)data;
if (port > 0)
return 0;
switch (device)
{
case RETRO_DEVICE_JOYPAD:
return input_joypad_pressed(ctr->joypad,
joypad_info, port, binds[port], id);
case RETRO_DEVICE_ANALOG:
if (binds[port])
return input_joypad_analog(ctr->joypad,
joypad_info, port, idx, id, binds[port]);
break;
}
return 0;
}
static void ctr_input_free_input(void *data)
{
ctr_input_t *ctr = (ctr_input_t*)data;
if (ctr && ctr->joypad)
ctr->joypad->destroy();
free(data);
}
static void* ctr_input_init(const char *joypad_driver)
{
ctr_input_t *ctr = (ctr_input_t*)calloc(1, sizeof(*ctr));
if (!ctr)
return NULL;
ctr->joypad = input_joypad_init_driver(joypad_driver, ctr);
return ctr;
}
static uint64_t ctr_input_get_capabilities(void *data)
{
(void)data;
return (1 << RETRO_DEVICE_JOYPAD) | (1 << RETRO_DEVICE_ANALOG);
}
static const input_device_driver_t *ctr_input_get_joypad_driver(void *data)
{
ctr_input_t *ctr = (ctr_input_t*)data;
if (ctr)
return ctr->joypad;
return NULL;
}
static void ctr_input_grab_mouse(void *data, bool state)
{
(void)data;
(void)state;
}
static bool ctr_input_set_rumble(void *data, unsigned port,
enum retro_rumble_effect effect, uint16_t strength)
{
(void)data;
(void)port;
(void)effect;
(void)strength;
return false;
}
static bool ctr_input_keyboard_mapping_is_blocked(void *data)
{
ctr_input_t *ctr = (ctr_input_t*)data;
if (!ctr)
return false;
return ctr->blocked;
}
static void ctr_input_keyboard_mapping_set_block(void *data, bool value)
{
ctr_input_t *ctr = (ctr_input_t*)data;
if (!ctr)
return;
ctr->blocked = value;
}
input_driver_t input_ctr = {
ctr_input_init,
ctr_input_poll,
ctr_input_state,
ctr_input_free_input,
NULL,
NULL,
ctr_input_get_capabilities,
"ctr",
ctr_input_grab_mouse,
NULL,
ctr_input_set_rumble,
ctr_input_get_joypad_driver,
NULL,
ctr_input_keyboard_mapping_is_blocked,
ctr_input_keyboard_mapping_set_block,
};