mirror of
https://github.com/dolphin-emu/dolphin.git
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0e3baaa6ab
Still got a lot to back port :(. git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4307 8ced0084-cf51-0410-be5f-012b33b47a6e
114 lines
3 KiB
C
114 lines
3 KiB
C
/*
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* wiiuse
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*
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* Written By:
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* Michael Laforest < para >
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* Email: < thepara (--AT--) g m a i l [--DOT--] com >
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*
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* Copyright 2006-2007
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*
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* This file is part of wiiuse.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* $Header$
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*
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*/
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/**
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* @file
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* @brief Wiiboard expansion device.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#ifdef WIN32
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#include <Winsock2.h>
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#endif
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#include "definitions.h"
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#include "wiiuse_internal.h"
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#include "dynamics.h"
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#include "events.h"
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#include "wiiboard.h"
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/**
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* @brief Handle the handshake data from the guitar.
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*
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* @param cc A pointer to a classic_ctrl_t structure.
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* @param data The data read in from the device.
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* @param len The length of the data block, in bytes.
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*
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* @return Returns 1 if handshake was successful, 0 if not.
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*/
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int wii_board_handshake(struct wiimote_t* wm, struct wii_board_t* wb, byte* data, unsigned short len) {
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int offset = 0;
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if (data[offset]==0xff) {
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if (data[offset+16]==0xff) {
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WIIUSE_DEBUG("Wii Balance Board handshake appears invalid, trying again.");
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wiiuse_read_data(wm, data, WM_EXP_MEM_CALIBR, EXP_HANDSHAKE_LEN);
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return 0;
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}
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offset += 16;
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}
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wb->ctr[0] = (data[offset+4]<<8)|data[offset+5];
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wb->cbr[0] = (data[offset+6]<<8)|data[offset+7];
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wb->ctl[0] = (data[offset+8]<<8)|data[offset+9];
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wb->cbl[0] = (data[offset+10]<<8)|data[offset+11];
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wb->ctr[1] = (data[offset+12]<<8)|data[offset+13];
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wb->cbr[1] = (data[offset+14]<<8)|data[offset+15];
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wb->ctl[1] = (data[offset+16]<<8)|data[offset+17];
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wb->cbl[1] = (data[offset+18]<<8)|data[offset+19];
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wb->ctr[2] = (data[offset+20]<<8)|data[offset+21];
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wb->cbr[2] = (data[offset+22]<<8)|data[offset+23];
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wb->ctl[2] = (data[offset+24]<<8)|data[offset+25];
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wb->cbl[2] = (data[offset+26]<<8)|data[offset+27];
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/* handshake done */
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wm->event = WIIUSE_WII_BOARD_CTRL_INSERTED;
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wm->exp.type = EXP_WII_BOARD;
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return 1;
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}
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/**
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* @brief The wii board disconnected.
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*
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* @param cc A pointer to a wii_board_t structure.
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*/
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void wii_board_disconnected(struct wii_board_t* wb) {
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memset(wb, 0, sizeof(struct wii_board_t));
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}
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/**
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* @brief Handle guitar event.
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*
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* @param cc A pointer to a classic_ctrl_t structure.
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* @param msg The message specified in the event packet.
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*/
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void wii_board_event(struct wii_board_t* wb, byte* msg) {
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wb->rtr = (msg[0]<<8)|msg[1];
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wb->rbr = (msg[2]<<8)|msg[3];
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wb->rtl = (msg[4]<<8)|msg[5];
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wb->rbl = (msg[6]<<8)|msg[7];
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calc_balanceboard_state(wb);
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}
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