1[This file is mirrored in both the FlightGear and SimGear packages.]
2
3For Sound support FlightGear requires one of the two following packages:
4- OpenAL
5- AeonWave
6
7== OpenAL ===
8
9You *must* have the development components of OpenAL installed on your system
10to build FlightGear!"  You can get a copy here:
11
12      http://connect.creativelabs.com/openal/default.aspx
13
14Build notes:
15
16You can download a versioned release of the openal library from
17http://www.openal.org/downloads.html. Download the openal source,
18release 0.0.8 (dated February 11, 2006) and run:
19tar xjvf openal-soft-1.5.304.tar.bz2
20cd openal-soft-1.5.304/
21ccmake .
22
23[ While running ccmake: press 'c' to configure, press 'c' once more, and
24  then press 'g' to generate and exit ]
25
26
27== AeonWave ===
28
29For FlightGear AeonWave has a number of advantages over OpenAL:
30* Correct Doppler effect behavior
31* Default distance attenuation frequency filtering
32* Native support for 29 types of audio formats.
33* Native support for wav, mp3, vorbis and raw file formats.
34
35The source code of AeonWave can be found on GitHub:
36https://github.com/adalinbv
37
38Optimized binary packages are available at:
39http://www.adalin.com/
40