diff options
Diffstat (limited to 'mavlink/include/mavlink/v0.9/common/mavlink_msg_optical_flow.h')
| -rw-r--r-- | mavlink/include/mavlink/v0.9/common/mavlink_msg_optical_flow.h | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/mavlink/include/mavlink/v0.9/common/mavlink_msg_optical_flow.h b/mavlink/include/mavlink/v0.9/common/mavlink_msg_optical_flow.h new file mode 100644 index 000000000..33067cc89 --- /dev/null +++ b/mavlink/include/mavlink/v0.9/common/mavlink_msg_optical_flow.h @@ -0,0 +1,254 @@ +// MESSAGE OPTICAL_FLOW PACKING + +#define MAVLINK_MSG_ID_OPTICAL_FLOW 100 + +typedef struct __mavlink_optical_flow_t +{ + uint64_t time; ///< Timestamp (UNIX) + uint8_t sensor_id; ///< Sensor ID + int16_t flow_x; ///< Flow in pixels in x-sensor direction + int16_t flow_y; ///< Flow in pixels in y-sensor direction + uint8_t quality; ///< Optical flow quality / confidence. 0: bad, 255: maximum quality + float ground_distance; ///< Ground distance in meters +} mavlink_optical_flow_t; + +#define MAVLINK_MSG_ID_OPTICAL_FLOW_LEN 18 +#define MAVLINK_MSG_ID_100_LEN 18 + + + +#define MAVLINK_MESSAGE_INFO_OPTICAL_FLOW { \ + "OPTICAL_FLOW", \ + 6, \ + { { "time", NULL, MAVLINK_TYPE_UINT64_T, 0, 0, offsetof(mavlink_optical_flow_t, time) }, \ + { "sensor_id", NULL, MAVLINK_TYPE_UINT8_T, 0, 8, offsetof(mavlink_optical_flow_t, sensor_id) }, \ + { "flow_x", NULL, MAVLINK_TYPE_INT16_T, 0, 9, offsetof(mavlink_optical_flow_t, flow_x) }, \ + { "flow_y", NULL, MAVLINK_TYPE_INT16_T, 0, 11, offsetof(mavlink_optical_flow_t, flow_y) }, \ + { "quality", NULL, MAVLINK_TYPE_UINT8_T, 0, 13, offsetof(mavlink_optical_flow_t, quality) }, \ + { "ground_distance", NULL, MAVLINK_TYPE_FLOAT, 0, 14, offsetof(mavlink_optical_flow_t, ground_distance) }, \ + } \ +} + + +/** + * @brief Pack a optical_flow 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 time Timestamp (UNIX) + * @param sensor_id Sensor ID + * @param flow_x Flow in pixels in x-sensor direction + * @param flow_y Flow in pixels in y-sensor direction + * @param quality Optical flow quality / confidence. 0: bad, 255: maximum quality + * @param ground_distance Ground distance in meters + * @return length of the message in bytes (excluding serial stream start sign) + */ +static inline uint16_t mavlink_msg_optical_flow_pack(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, + uint64_t time, uint8_t sensor_id, int16_t flow_x, int16_t flow_y, uint8_t quality, float ground_distance) +{ +#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS + char buf[18]; + _mav_put_uint64_t(buf, 0, time); + _mav_put_uint8_t(buf, 8, sensor_id); + _mav_put_int16_t(buf, 9, flow_x); + _mav_put_int16_t(buf, 11, flow_y); + _mav_put_uint8_t(buf, 13, quality); + _mav_put_float(buf, 14, ground_distance); + + memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, 18); +#else + mavlink_optical_flow_t packet; + packet.time = time; + packet.sensor_id = sensor_id; + packet.flow_x = flow_x; + packet.flow_y = flow_y; + packet.quality = quality; + packet.ground_distance = ground_distance; + + memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, 18); +#endif + + msg->msgid = MAVLINK_MSG_ID_OPTICAL_FLOW; + return mavlink_finalize_message(msg, system_id, component_id, 18); +} + +/** + * @brief Pack a optical_flow 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 was sent over + * @param msg The MAVLink message to compress the data into + * @param time Timestamp (UNIX) + * @param sensor_id Sensor ID + * @param flow_x Flow in pixels in x-sensor direction + * @param flow_y Flow in pixels in y-sensor direction + * @param quality Optical flow quality / confidence. 0: bad, 255: maximum quality + * @param ground_distance Ground distance in meters + * @return length of the message in bytes (excluding serial stream start sign) + */ +static inline uint16_t mavlink_msg_optical_flow_pack_chan(uint8_t system_id, uint8_t component_id, uint8_t chan, + mavlink_message_t* msg, + uint64_t time,uint8_t sensor_id,int16_t flow_x,int16_t flow_y,uint8_t quality,float ground_distance) +{ +#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS + char buf[18]; + _mav_put_uint64_t(buf, 0, time); + _mav_put_uint8_t(buf, 8, sensor_id); + _mav_put_int16_t(buf, 9, flow_x); + _mav_put_int16_t(buf, 11, flow_y); + _mav_put_uint8_t(buf, 13, quality); + _mav_put_float(buf, 14, ground_distance); + + memcpy(_MAV_PAYLOAD_NON_CONST(msg), buf, 18); +#else + mavlink_optical_flow_t packet; + packet.time = time; + packet.sensor_id = sensor_id; + packet.flow_x = flow_x; + packet.flow_y = flow_y; + packet.quality = quality; + packet.ground_distance = ground_distance; + + memcpy(_MAV_PAYLOAD_NON_CONST(msg), &packet, 18); +#endif + + msg->msgid = MAVLINK_MSG_ID_OPTICAL_FLOW; + return mavlink_finalize_message_chan(msg, system_id, component_id, chan, 18); +} + +/** + * @brief Encode a optical_flow struct into a 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 optical_flow C-struct to read the message contents from + */ +static inline uint16_t mavlink_msg_optical_flow_encode(uint8_t system_id, uint8_t component_id, mavlink_message_t* msg, const mavlink_optical_flow_t* optical_flow) +{ + return mavlink_msg_optical_flow_pack(system_id, component_id, msg, optical_flow->time, optical_flow->sensor_id, optical_flow->flow_x, optical_flow->flow_y, optical_flow->quality, optical_flow->ground_distance); +} + +/** + * @brief Send a optical_flow message + * @param chan MAVLink channel to send the message + * + * @param time Timestamp (UNIX) + * @param sensor_id Sensor ID + * @param flow_x Flow in pixels in x-sensor direction + * @param flow_y Flow in pixels in y-sensor direction + * @param quality Optical flow quality / confidence. 0: bad, 255: maximum quality + * @param ground_distance Ground distance in meters + */ +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS + +static inline void mavlink_msg_optical_flow_send(mavlink_channel_t chan, uint64_t time, uint8_t sensor_id, int16_t flow_x, int16_t flow_y, uint8_t quality, float ground_distance) +{ +#if MAVLINK_NEED_BYTE_SWAP || !MAVLINK_ALIGNED_FIELDS + char buf[18]; + _mav_put_uint64_t(buf, 0, time); + _mav_put_uint8_t(buf, 8, sensor_id); + _mav_put_int16_t(buf, 9, flow_x); + _mav_put_int16_t(buf, 11, flow_y); + _mav_put_uint8_t(buf, 13, quality); + _mav_put_float(buf, 14, ground_distance); + + _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_OPTICAL_FLOW, buf, 18); +#else + mavlink_optical_flow_t packet; + packet.time = time; + packet.sensor_id = sensor_id; + packet.flow_x = flow_x; + packet.flow_y = flow_y; + packet.quality = quality; + packet.ground_distance = ground_distance; + + _mav_finalize_message_chan_send(chan, MAVLINK_MSG_ID_OPTICAL_FLOW, (const char *)&packet, 18); +#endif +} + +#endif + +// MESSAGE OPTICAL_FLOW UNPACKING + + +/** + * @brief Get field time from optical_flow message + * + * @return Timestamp (UNIX) + */ +static inline uint64_t mavlink_msg_optical_flow_get_time(const mavlink_message_t* msg) +{ + return _MAV_RETURN_uint64_t(msg, 0); +} + +/** + * @brief Get field sensor_id from optical_flow message + * + * @return Sensor ID + */ +static inline uint8_t mavlink_msg_optical_flow_get_sensor_id(const mavlink_message_t* msg) +{ + return _MAV_RETURN_uint8_t(msg, 8); +} + +/** + * @brief Get field flow_x from optical_flow message + * + * @return Flow in pixels in x-sensor direction + */ +static inline int16_t mavlink_msg_optical_flow_get_flow_x(const mavlink_message_t* msg) +{ + return _MAV_RETURN_int16_t(msg, 9); +} + +/** + * @brief Get field flow_y from optical_flow message + * + * @return Flow in pixels in y-sensor direction + */ +static inline int16_t mavlink_msg_optical_flow_get_flow_y(const mavlink_message_t* msg) +{ + return _MAV_RETURN_int16_t(msg, 11); +} + +/** + * @brief Get field quality from optical_flow message + * + * @return Optical flow quality / confidence. 0: bad, 255: maximum quality + */ +static inline uint8_t mavlink_msg_optical_flow_get_quality(const mavlink_message_t* msg) +{ + return _MAV_RETURN_uint8_t(msg, 13); +} + +/** + * @brief Get field ground_distance from optical_flow message + * + * @return Ground distance in meters + */ +static inline float mavlink_msg_optical_flow_get_ground_distance(const mavlink_message_t* msg) +{ + return _MAV_RETURN_float(msg, 14); +} + +/** + * @brief Decode a optical_flow message into a struct + * + * @param msg The message to decode + * @param optical_flow C-struct to decode the message contents into + */ +static inline void mavlink_msg_optical_flow_decode(const mavlink_message_t* msg, mavlink_optical_flow_t* optical_flow) +{ +#if MAVLINK_NEED_BYTE_SWAP + optical_flow->time = mavlink_msg_optical_flow_get_time(msg); + optical_flow->sensor_id = mavlink_msg_optical_flow_get_sensor_id(msg); + optical_flow->flow_x = mavlink_msg_optical_flow_get_flow_x(msg); + optical_flow->flow_y = mavlink_msg_optical_flow_get_flow_y(msg); + optical_flow->quality = mavlink_msg_optical_flow_get_quality(msg); + optical_flow->ground_distance = mavlink_msg_optical_flow_get_ground_distance(msg); +#else + memcpy(optical_flow, _MAV_PAYLOAD(msg), 18); +#endif +} |