source: flair-src/branches/mavlink/tools/Controller/Mavlink/src/include/common/mavlink_msg_vision_speed_estimate.h@ 76

// MESSAGE VISION_SPEED_ESTIMATE PACKING

#define MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE 103

typedef struct MAVLINK_PACKED __mavlink_vision_speed_estimate_t
{
 uint64_t usec; /*< Timestamp (microseconds, synced to UNIX time or since system boot)*/
 float x; /*< Global X speed*/
 float y; /*< Global Y speed*/
 float z; /*< Global Z speed*/
} mavlink_vision_speed_estimate_t;

#define MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN 20
#define MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN 20
#define MAVLINK_MSG_ID_103_LEN 20
#define MAVLINK_MSG_ID_103_MIN_LEN 20

#define MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC 208
#define MAVLINK_MSG_ID_103_CRC 208



#if MAVLINK_COMMAND_24BIT
#define MAVLINK_MESSAGE_INFO_VISION_SPEED_ESTIMATE { \
        103, \
        "VISION_SPEED_ESTIMATE", \
        4, \
        {  { "usec", NULL, MAVLINK_TYPE_UINT64_T, 0, 0, offsetof(mavlink_vision_speed_estimate_t, usec) }, \
         { "x", NULL, MAVLINK_TYPE_FLOAT, 0, 8, offsetof(mavlink_vision_speed_estimate_t, x) }, \
         { "y", NULL, MAVLINK_TYPE_FLOAT, 0, 12, offsetof(mavlink_vision_speed_estimate_t, y) }, \
         { "z", NULL, MAVLINK_TYPE_FLOAT, 0, 16, offsetof(mavlink_vision_speed_estimate_t, z) }, \
         } \
}
#else
#define MAVLINK_MESSAGE_INFO_VISION_SPEED_ESTIMATE { \
        "VISION_SPEED_ESTIMATE", \
        4, \
        {  { "usec", NULL, MAVLINK_TYPE_UINT64_T, 0, 0, offsetof(mavlink_vision_speed_estimate_t, usec) }, \
         { "x", NULL, MAVLINK_TYPE_FLOAT, 0, 8, offsetof(mavlink_vision_speed_estimate_t, x) }, \
         { "y", NULL, MAVLINK_TYPE_FLOAT, 0, 12, offsetof(mavlink_vision_speed_estimate_t, y) }, \
         { "z", NULL, MAVLINK_TYPE_FLOAT, 0, 16, offsetof(mavlink_vision_speed_estimate_t, z) }, \
         } \
}
#endif

/**
 * @brief Pack a vision_speed_estimate message
 * @param system_id ID of this system
 * @param component_id ID of this component (e.g. 200 for IMU)
 * @param msg The MAVLink message to compress the data into
 *
 * @param usec Timestamp (microseconds, synced to UNIX time or since system boot)
 * @param x Global X speed
 * @param y Global Y speed
 * @param z Global Z speed
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_vision_speed_estimate_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg,
                                                       uint64_t usec, float x, float y, float z)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char buf[MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN];
        _mav_put_uint64_t(buf, 0, usec);
        _mav_put_float(buf, 8, x);
        _mav_put_float(buf, 12, y);
        _mav_put_float(buf, 16, z);

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN);
#else
        mavlink_vision_speed_estimate_t packet;
        packet.usec = usec;
        packet.x = x;
        packet.y = y;
        packet.z = z;

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN);
#endif

        msg->msgid = MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE;
    return mavlink_finalize_message(msg, system_id, component_id, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
}

/**
 * @brief Pack a vision_speed_estimate message on a channel
 * @param system_id ID of this system
 * @param component_id ID of this component (e.g. 200 for IMU)
 * @param chan The MAVLink channel this message will be sent over
 * @param msg The MAVLink message to compress the data into
 * @param usec Timestamp (microseconds, synced to UNIX time or since system boot)
 * @param x Global X speed
 * @param y Global Y speed
 * @param z Global Z speed
 * @return length of the message in bytes (excluding serial stream start sign)
 */
static inline uint16_t mavlink_msg_vision_speed_estimate_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan,
                                                           mavlink_message_t* msg,
                                                           uint64_t usec,float x,float y,float z)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char buf[MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN];
        _mav_put_uint64_t(buf, 0, usec);
        _mav_put_float(buf, 8, x);
        _mav_put_float(buf, 12, y);
        _mav_put_float(buf, 16, z);

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN);
#else
        mavlink_vision_speed_estimate_t packet;
        packet.usec = usec;
        packet.x = x;
        packet.y = y;
        packet.z = z;

        memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN);
#endif

        msg->msgid = MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE;
    return mavlink_finalize_message_chan(msg, system_id, component_id, chan, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
}

/**
 * @brief Encode a vision_speed_estimate struct
 *
 * @param system_id ID of this system
 * @param component_id ID of this component (e.g. 200 for IMU)
 * @param msg The MAVLink message to compress the data into
 * @param vision_speed_estimate C-struct to read the message contents from
 */
static inline uint16_t mavlink_msg_vision_speed_estimate_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_vision_speed_estimate_t* vision_speed_estimate)
{
        return mavlink_msg_vision_speed_estimate_pack(system_id, component_id, msg, vision_speed_estimate->usec, vision_speed_estimate->x, vision_speed_estimate->y, vision_speed_estimate->z);
}

/**
 * @brief Encode a vision_speed_estimate struct on a channel
 *
 * @param system_id ID of this system
 * @param component_id ID of this component (e.g. 200 for IMU)
 * @param chan The MAVLink channel this message will be sent over
 * @param msg The MAVLink message to compress the data into
 * @param vision_speed_estimate C-struct to read the message contents from
 */
static inline uint16_t mavlink_msg_vision_speed_estimate_encode_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, mavlink_message_t* msg, const mavlink_vision_speed_estimate_t* vision_speed_estimate)
{
        return mavlink_msg_vision_speed_estimate_pack_chan(system_id, component_id, chan, msg, vision_speed_estimate->usec, vision_speed_estimate->x, vision_speed_estimate->y, vision_speed_estimate->z);
}

/**
 * @brief Send a vision_speed_estimate message
 * @param chan MAVLink channel to send the message
 *
 * @param usec Timestamp (microseconds, synced to UNIX time or since system boot)
 * @param x Global X speed
 * @param y Global Y speed
 * @param z Global Z speed
 */
#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS

static inline void mavlink_msg_vision_speed_estimate_send(mavlink_channel_t chan, uint64_t usec, float x, float y, float z)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char buf[MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN];
        _mav_put_uint64_t(buf, 0, usec);
        _mav_put_float(buf, 8, x);
        _mav_put_float(buf, 12, y);
        _mav_put_float(buf, 16, z);

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE, buf, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
#else
        mavlink_vision_speed_estimate_t packet;
        packet.usec = usec;
        packet.x = x;
        packet.y = y;
        packet.z = z;

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE, (const char *)&packet, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
#endif
}

/**
 * @brief Send a vision_speed_estimate message
 * @param chan MAVLink channel to send the message
 * @param struct The MAVLink struct to serialize
 */
static inline void mavlink_msg_vision_speed_estimate_send_struct(mavlink_channel_t chan, const mavlink_vision_speed_estimate_t* vision_speed_estimate)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
    mavlink_msg_vision_speed_estimate_send(chan, vision_speed_estimate->usec, vision_speed_estimate->x, vision_speed_estimate->y, vision_speed_estimate->z);
#else
    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE, (const char *)vision_speed_estimate, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
#endif
}

#if MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN <= MAVLINK_MAX_PAYLOAD_LEN
/*
  This varient of _send() can be used to save stack space by re-using
  memory from the receive buffer.  The caller provides a
  mavlink_message_t which is the size of a full mavlink message. This
  is usually the receive buffer for the channel, and allows a reply to an
  incoming message with minimum stack space usage.
 */
static inline void mavlink_msg_vision_speed_estimate_send_buf(mavlink_message_t *msgbuf, mavlink_channel_t chan,  uint64_t usec, float x, float y, float z)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        char *buf = (char *)msgbuf;
        _mav_put_uint64_t(buf, 0, usec);
        _mav_put_float(buf, 8, x);
        _mav_put_float(buf, 12, y);
        _mav_put_float(buf, 16, z);

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE, buf, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
#else
        mavlink_vision_speed_estimate_t *packet = (mavlink_vision_speed_estimate_t *)msgbuf;
        packet->usec = usec;
        packet->x = x;
        packet->y = y;
        packet->z = z;

    _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE, (const char *)packet, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_MIN_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_CRC);
#endif
}
#endif

#endif

// MESSAGE VISION_SPEED_ESTIMATE UNPACKING


/**
 * @brief Get field usec from vision_speed_estimate message
 *
 * @return Timestamp (microseconds, synced to UNIX time or since system boot)
 */
static inline uint64_t mavlink_msg_vision_speed_estimate_get_usec(const mavlink_message_t* msg)
{
        return _MAV_RETURN_uint64_t(msg,  0);
}

/**
 * @brief Get field x from vision_speed_estimate message
 *
 * @return Global X speed
 */
static inline float mavlink_msg_vision_speed_estimate_get_x(const mavlink_message_t* msg)
{
        return _MAV_RETURN_float(msg,  8);
}

/**
 * @brief Get field y from vision_speed_estimate message
 *
 * @return Global Y speed
 */
static inline float mavlink_msg_vision_speed_estimate_get_y(const mavlink_message_t* msg)
{
        return _MAV_RETURN_float(msg,  12);
}

/**
 * @brief Get field z from vision_speed_estimate message
 *
 * @return Global Z speed
 */
static inline float mavlink_msg_vision_speed_estimate_get_z(const mavlink_message_t* msg)
{
        return _MAV_RETURN_float(msg,  16);
}

/**
 * @brief Decode a vision_speed_estimate message into a struct
 *
 * @param msg The message to decode
 * @param vision_speed_estimate C-struct to decode the message contents into
 */
static inline void mavlink_msg_vision_speed_estimate_decode(const mavlink_message_t* msg, mavlink_vision_speed_estimate_t* vision_speed_estimate)
{
#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS
        vision_speed_estimate->usec = mavlink_msg_vision_speed_estimate_get_usec(msg);
        vision_speed_estimate->x = mavlink_msg_vision_speed_estimate_get_x(msg);
        vision_speed_estimate->y = mavlink_msg_vision_speed_estimate_get_y(msg);
        vision_speed_estimate->z = mavlink_msg_vision_speed_estimate_get_z(msg);
#else
        uint8_t len = msg->len < MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN? msg->len : MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN;
        memset(vision_speed_estimate, 0, MAVLINK_MSG_ID_VISION_SPEED_ESTIMATE_LEN);
        memcpy(vision_speed_estimate, _MAV_PAYLOAD(msg), len);
#endif
}