@Override
    public VRControllerState_t getRawControllerState(int index) {
        if( isInputDeviceTracking(index) == false ) return null;
        return cStates[controllerIndex[index]];
    }
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/openvr/OpenVRInput.java