// MESSAGE ATTITUDE PACKING #define MESSAGE_ID_ATTITUDE 90 /** * @brief Send a attitude message * * @param roll Roll angle (rad) * @param pitch Pitch angle (rad) * @param yaw Yaw angle (rad) * @return length of the message in bytes (excluding serial stream start sign) */ static inline uint16_t message_attitude_pack(uint8_t system_id, CommMessage_t* msg, float roll, float pitch, float yaw) { msg->msgid = MESSAGE_ID_ATTITUDE; uint16_t i = 0; i += put_float_by_index(roll, i, msg->payload); //Roll angle (rad) i += put_float_by_index(pitch, i, msg->payload); //Pitch angle (rad) i += put_float_by_index(yaw, i, msg->payload); //Yaw angle (rad) return finalize_message(msg, system_id, i); } // MESSAGE ATTITUDE UNPACKING /** * @brief Get field roll from attitude message * * @return Roll angle (rad) */ static inline float message_attitude_get_roll(CommMessage_t* msg) { return *((float*) (void*)msg->payload); } /** * @brief Get field pitch from attitude message * * @return Pitch angle (rad) */ static inline float message_attitude_get_pitch(CommMessage_t* msg) { return *((float*) (void*)msg->payload+sizeof(float)); } /** * @brief Get field yaw from attitude message * * @return Yaw angle (rad) */ static inline float message_attitude_get_yaw(CommMessage_t* msg) { return *((float*) (void*)msg->payload+sizeof(float)+sizeof(float)); }