serialize method
Implementation
@override
ByteData serialize() {
var data_ = ByteData(mavlinkEncodedLength);
data_.setUint64(0, usec, Endian.little);
data_.setFloat32(8, x, Endian.little);
data_.setFloat32(12, y, Endian.little);
data_.setFloat32(16, z, Endian.little);
data_.setFloat32(20, roll, Endian.little);
data_.setFloat32(24, pitch, Endian.little);
data_.setFloat32(28, yaw, Endian.little);
MavlinkMessage.setFloat32List(data_, 32, covariance);
return data_;
}