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RetroArch/input/connect/connect_wiiupro.c
libretroadmin 8507c4ba20 (input/connect) Cleanups
2023-02-23 18:53:17 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2013-2014 - Jason Fetters
* 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 <string.h>
#include <stdlib.h>
#include <boolean.h>
#include "joypad_connection.h"
#include "../input_defines.h"
#include "../../driver.h"
struct wiiupro_buttons
{
bool a;
bool b;
bool x;
bool y;
bool l;
bool r;
bool zl;
bool zr;
bool minus;
bool plus;
bool l3;
bool r3;
bool home;
/* D-Pad */
bool left;
bool right;
bool up;
bool down;
}__attribute__((packed));
struct wiiupro
{
int32_t hatvalue[4];
struct wiiupro_buttons btn;
};
struct hidpad_wiiupro_data
{
struct pad_connection* connection;
hid_driver_t *driver;
struct wiiupro data;
uint32_t slot;
bool have_led;
uint16_t motors[2];
struct
{
int32_t hatvalue_calib[4];
uint16_t calib_round;
} calib;
};
static void hidpad_wiiupro_send_control(struct hidpad_wiiupro_data* device)
{
/* 0x12 = Set data report; 0x34 = All buttons and analogs */
static uint8_t report_buffer[4] = { 0xA2, 0x12, 0x00, 0x34 };
device->driver->send_control(device->connection,
report_buffer, sizeof(report_buffer));
}
static void* hidpad_wiiupro_init(void *data,
uint32_t slot, hid_driver_t *driver)
{
struct pad_connection* connection = (struct pad_connection*)data;
struct hidpad_wiiupro_data* device = (struct hidpad_wiiupro_data*)
calloc(1, sizeof(struct hidpad_wiiupro_data));
if (!device)
return NULL;
if (!connection)
{
free(device);
return NULL;
}
device->connection = connection;
device->slot = slot;
device->driver = driver;
device->calib.calib_round = 0;
/* Without this, the digital buttons won't be reported. */
hidpad_wiiupro_send_control(device);
return device;
}
static void hidpad_wiiupro_deinit(void *data)
{
struct hidpad_wiiupro_data *device = (struct hidpad_wiiupro_data*)data;
if (device)
free(device);
}
static void hidpad_wiiupro_get_buttons(void *data, input_bits_t *state)
{
struct hidpad_wiiupro_data *device = (struct hidpad_wiiupro_data*)data;
struct wiiupro *rpt = device ?
(struct wiiupro*)&device->data : NULL;
if (!device || !rpt)
return;
BIT256_CLEAR_ALL_PTR(state);
if (rpt->btn.r3)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_R3);
if (rpt->btn.l3)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_L3);
if (rpt->btn.plus)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_START);
if ( rpt->btn.minus)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_SELECT);
if ( rpt->btn.zr)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_R2);
if ( rpt->btn.zl)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_L2);
if ( rpt->btn.r)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_R);
if ( rpt->btn.l)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_L);
if ( rpt->btn.x)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_X);
if ( rpt->btn.a)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_A);
if ( rpt->btn.b)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_B);
if ( rpt->btn.y)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_Y);
if ( rpt->btn.left)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_LEFT);
if ( rpt->btn.down)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_DOWN);
if ( rpt->btn.right)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_RIGHT);
if ( rpt->btn.up)
BIT256_SET_PTR(state, RETRO_DEVICE_ID_JOYPAD_UP);
if ( rpt->btn.home)
BIT256_SET_PTR(state, RARCH_MENU_TOGGLE);
}
static int16_t hidpad_wiiupro_get_axis(void *data, unsigned axis)
{
#if 0
struct hidpad_wiiupro_data *device = (struct hidpad_wiiupro_data*)data;
struct wiiupro *rpt = device ? (struct wiiupro*)&device->data : NULL;
if (device && (axis < 4))
{
int val = rpt ? rpt->hatvalue[axis] : 0;
val = (val << 8) - 0x8000;
return (abs(val) > 0x1000) ? val : 0;
}
#endif
return 0;
}
static void hidpad_wiiupro_packet_handler(void *data,
uint8_t *packet, uint16_t size)
{
struct hidpad_wiiupro_data *device = (struct hidpad_wiiupro_data*)data;
if (!device)
return;
#if 0
if (!device->have_led)
{
hidpad_wiiupro_send_control(device);
device->have_led = true;
}
#endif
packet[0x0C] ^= 0xFF;
packet[0x0D] ^= 0xFF;
packet[0x0E] ^= 0xFF;
memset(&device->data, 0, sizeof(struct wiiupro));
device->data.btn.b = (packet[0x0D] & 0x40) ? 1 : 0;
device->data.btn.a = (packet[0x0D] & 0x10) ? 1 : 0;
device->data.btn.y = (packet[0x0D] & 0x20) ? 1 : 0;
device->data.btn.x = (packet[0x0D] & 0x08) ? 1 : 0;
device->data.btn.l = (packet[0x0C] & 0x20) ? 1 : 0;
device->data.btn.r = (packet[0x0C] & 0x02) ? 1 : 0;
device->data.btn.zl = (packet[0x0D] & 0x80) ? 1 : 0;
device->data.btn.zr = (packet[0x0D] & 0x04) ? 1 : 0;
device->data.btn.minus = (packet[0x0C] & 0x10) ? 1 : 0;
device->data.btn.plus = (packet[0x0C] & 0x04) ? 1 : 0;
device->data.btn.l3 = (packet[0x0E] & 0x02) ? 1 : 0;
device->data.btn.r3 = (packet[0x0E] & 0x01) ? 1 : 0;
device->data.btn.left = (packet[0x0D] & 0x02) ? 1 : 0;
device->data.btn.right = (packet[0x0C] & 0x80) ? 1 : 0;
device->data.btn.up = (packet[0x0D] & 0x01) ? 1 : 0;
device->data.btn.down = (packet[0x0C] & 0x40) ? 1 : 0;
device->data.btn.home = (packet[0x0C] & 0x8) ? 1 : 0;
if (device->calib.calib_round < 5)
{
device->calib.hatvalue_calib[0] = (packet[4] | (packet[4 + 1] << 8));
device->calib.hatvalue_calib[1] = (packet[8] | (packet[8 + 1] << 8));
device->calib.hatvalue_calib[2] = (packet[6] | (packet[6 + 1] << 8));
device->calib.hatvalue_calib[3] = (packet[10] | (packet[10 + 1] << 8));
device->calib.calib_round++;
}
else
{
device->data.hatvalue[0] = (packet[4] | (packet[4 + 1] << 8))
- device->calib.hatvalue_calib[0];
device->data.hatvalue[1] = (packet[8] | (packet[8 + 1] << 8))
- device->calib.hatvalue_calib[1];
device->data.hatvalue[2] = (packet[6] | (packet[6 + 1] << 8))
- device->calib.hatvalue_calib[2];
device->data.hatvalue[3] = (packet[10] | (packet[10 + 1] << 8))
- device->calib.hatvalue_calib[3];
}
}
/* TODO/FIXME */
static void hidpad_wiiupro_set_rumble(void *data,
enum retro_rumble_effect effect, uint16_t strength) { }
static int32_t hidpad_wiiupro_button(void *data, uint16_t joykey)
{
struct hidpad_wiiupro_data *device = (struct hidpad_wiiupro_data*)data;
struct wiiupro *rpt = device
? (struct wiiupro*)&device->data : NULL;
if (device && rpt)
{
switch (joykey)
{
case RETRO_DEVICE_ID_JOYPAD_R3:
return rpt->btn.r3;
case RETRO_DEVICE_ID_JOYPAD_L3:
return rpt->btn.l3;
case RETRO_DEVICE_ID_JOYPAD_START:
return rpt->btn.plus;
case RETRO_DEVICE_ID_JOYPAD_SELECT:
return rpt->btn.minus;
case RETRO_DEVICE_ID_JOYPAD_R2:
return rpt->btn.zr;
case RETRO_DEVICE_ID_JOYPAD_L2:
return rpt->btn.zl;
case RETRO_DEVICE_ID_JOYPAD_R:
return rpt->btn.r;
case RETRO_DEVICE_ID_JOYPAD_L:
return rpt->btn.l;
case RETRO_DEVICE_ID_JOYPAD_X:
return rpt->btn.x;
case RETRO_DEVICE_ID_JOYPAD_A:
return rpt->btn.a;
case RETRO_DEVICE_ID_JOYPAD_B:
return rpt->btn.b;
case RETRO_DEVICE_ID_JOYPAD_Y:
return rpt->btn.y;
case RETRO_DEVICE_ID_JOYPAD_LEFT:
return rpt->btn.left;
case RETRO_DEVICE_ID_JOYPAD_RIGHT:
return rpt->btn.right;
case RETRO_DEVICE_ID_JOYPAD_DOWN:
return rpt->btn.down;
case RETRO_DEVICE_ID_JOYPAD_UP:
return rpt->btn.up;
case RARCH_MENU_TOGGLE:
return rpt->btn.home;
default:
break;
}
}
return 0;
}
pad_connection_interface_t pad_connection_wiiupro = {
hidpad_wiiupro_init,
hidpad_wiiupro_deinit,
hidpad_wiiupro_packet_handler,
hidpad_wiiupro_set_rumble,
hidpad_wiiupro_get_buttons,
hidpad_wiiupro_get_axis,
NULL, /* get_name */
hidpad_wiiupro_button,
false
};
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