README.md

   1 [![Build Status](https://travis-ci.org/ibnfirnas/erlang-x_plane_data.svg?branch=master)](https://travis-ci.org/ibnfirnas/erlang-x_plane_data)
   2
   3 X-Plane UDP data parser
   4 =======================
   5
   6 Example
   7 -------
   8
   9 ```erlang
  10 main(Port) ->
  11     {ok, Socket} = gen_udp:open(Port, [binary, {active, false}]),
  12     {ok, {_, _, <<XPlaneDataPacket/binary>>}} = gen_udp:recv(Socket, 0),
  13     {ok, {Index, Groups}} = x_plane_data_raw:of_bin(XPlaneDataPacket),
  14
  15     % Speeds are in group 3
  16     {3, Speeds} = lists:keyfind(3, 1, Groups),
  17     { VindKias
  18     , VindKeas
  19     , VtrueKtas
  20     , VtrueKtgs
  21     , _
  22     , VindMph
  23     , VtrueMphas
  24     , VtrueMphgs
  25     } = Speeds,
  26
  27     % Pitch roll and headings values are in group 17
  28     {17, PitchRollHeadings} = lists:keyfind(17, 1, Groups),
  29     { PitchDeg
  30     , RollDeg
  31     , HdingTrue
  32     , HdingMag
  33     , _
  34     , _
  35     , _
  36     , _
  37     } = PitchRollHeadings,
  38
  39     ...
  40 ```
  41
  42 Data format references
  43 ----------------------
  44
  45 - http://b58.svglobe.com/data.html
  46 - http://www.nuclearprojects.com/xplane/xplaneref.html