wiimotelayer.h

linux下wii的鼠标驱动

/**
 * Lum, Darrell
 * Murphy, Ryan
 * CPE 454-01, Spring 07, Dr. Haungs
 * This file contains functions for parsing wii-mote data.
 */
 
#ifndef WIIMOTE_LAYER_H
#define WIIMOTE_LAYER_H

#include "wiimote.h"
#include "WiimoteData.h"

#define MAX_WIIPKT_SIZE		64

/**
 * Helper Macro
 */
#define RAD_TO_DEGREE(x)	(((float)x * 180.0f) / 3.14159265f)

/**
 * WiiPacket definitions
 */
#define WIIPKT_BUTTONS_ONLY         0x30
#define WIIPKT_BUTTONS_ACCEL        0x31
#define WIIPKT_IR_SENSOR            0x33

#define WIIPKT_READ_RESPONSE	    0x21
#define WIIPKT_READ_REQUEST	    0x17

typedef struct Wiimote
{
    wiimote_t wiimoted;
    WiimoteData data;
} Wiimote;

/**
 * Initialize the wiimote layer and start listening process.
 */
int initialize_wiimote_layer();

/**
 * Disconnects and cleans up the given wiimote.
 */
void cleanup_wiimote_layer();

/**
 * Connects to a Wiimote.
 * disconnect() will free a Wiimote *, so the Wiimote layer owns the Wiimote
 * object.
 */
Wiimote * wiimote_connect();

/**
 * Disconnects and frees the Wiimote pointed to by wm.
 */
void wiimote_disconnect(Wiimote *wm);

/**
 * Updates the WiimoteData struct within the Wiimote.
 */
int get_data(Wiimote *wm);

/**
 * Sends the sendable data in the Wiimote data struct.
 */
int send_data(Wiimote *wm);

/**
 * Takes a WiiPacket definition and enables that feature.
 */
int set_functionality(Wiimote *wm, unsigned char wiiPkt);

#endif