2013-07-06 20:43:04 -04:00

124 lines
3.5 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2013 - Jason Fetters
*
* 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 <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "boolean.h"
#include "../../../RetroArch/rarch_wrapper.h"
#include "btdynamic.h"
#include "btpad.h"
#include "wiimote.h"
static void* btpad_wii_connect(const btpad_connection_t* connection)
{
struct wiimote_t* device = malloc(sizeof(struct wiimote_t));
memset(device, 0, sizeof(struct wiimote_t));
memcpy(device->addr, connection->address, BD_ADDR_LEN);
device->unid = connection->slot;
device->wiiMoteConHandle = connection->handle;
device->c_source_cid = connection->channels[0];
device->i_source_cid = connection->channels[1];
device->state = WIIMOTE_STATE_CONNECTED;
device->exp.type = EXP_NONE;
wiimote_handshake(device, -1, NULL, -1);
return device;
}
static void btpad_wii_disconnect(struct wiimote_t* device)
{
}
static uint32_t btpad_wii_get_buttons(struct wiimote_t* device)
{
return device->btns | (device->exp.classic.btns << 16);
}
static int16_t btpad_wii_get_axis(struct wiimote_t* device, unsigned axis)
{
/* TODO
if (device->.exp.type == EXP_CLASSIC)
{
switch (axis)
{
case 0: return device->wiimote.exp.classic.ljs.rx * 0x7FFF;
case 1: return device->wiimote.exp.classic.ljs.ry * 0x7FFF;
case 2: return device->wiimote.exp.classic.rjs.rx * 0x7FFF;
case 3: return device->wiimote.exp.classic.rjs.ry * 0x7FFF;
default: return 0;
}
}
*/
return 0;
}
static void btpad_wii_packet_handler(struct wiimote_t* device, uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size)
{
if(packet_type == L2CAP_DATA_PACKET)
{
byte* msg = packet + 2;
switch (packet[1])
{
case WM_RPT_BTN:
{
wiimote_pressed_buttons(device, msg);
break;
}
case WM_RPT_READ:
{
wiimote_pressed_buttons(device, msg);
wiimote_handshake(device, WM_RPT_READ, msg + 5, ((msg[2] & 0xF0) >> 4) + 1);
break;
}
case WM_RPT_CTRL_STATUS:
{
wiimote_pressed_buttons(device, msg);
wiimote_handshake(device,WM_RPT_CTRL_STATUS,msg,-1);
break;
}
case WM_RPT_BTN_EXP:
{
wiimote_pressed_buttons(device, msg);
wiimote_handle_expansion(device, msg+2);
break;
}
}
g_current_input_data.pad_buttons[device->unid] = btpad_wii_get_buttons(device);
for (int i = 0; i < 4; i ++)
g_current_input_data.pad_axis[device->unid][i] = btpad_wii_get_axis(device, i);
}
}
struct btpad_interface btpad_wii =
{
(void*)&btpad_wii_connect,
(void*)&btpad_wii_disconnect,
(void*)&btpad_wii_get_buttons,
(void*)&btpad_wii_get_axis,
(void*)&btpad_wii_packet_handler
};