Improved a very interesting open-source project, 3D compass)

There is a 3D compass (Marine Compass) on the Internet, the use of orientation sensor made, the source code of the project here http://open-app.org/2011/02/marine-compass-3d-compass-for-android/
I need to debug the sensor during development, so I can improve it by not using orientation sensor, but by using gsensor and msensor. you can select between the two methods through its settings.

The modified source code is put here.

Http://download.csdn.net/source/3444298

Below is:

This open-source comes from the following website, which has many open-source Android applications:

Open-source projects on Android
Http://open-app.org/