@Override
    public void registerActionManifest(String actionManifestAbsolutePath, String startingActiveActionSets){
        inputMode = InputMode.ACTION_BASED;
        int errorCode = VRInput.VRInput_SetActionManifestPath(actionManifestAbsolutePath);

        if ( errorCode != 0 )
        {
            logger.warning( "An error code of " + errorCode + " was reported while registering an action manifest" );
        }
        setActiveActionSet(startingActiveActionSets);
    }
Create a new
<a href="https://github.com/ValveSoftware/openvr/wiki/API-Documentation">OpenVR</a>
input attached to the given VR environment.

@param environment the VR environment to which the input is attached.
jme3-vr/src/main/java/com/jme3/input/vr/lwjgl_openvr/LWJGLOpenVRInput.java