docs: public void setVelocityRange( final Vector3f minV, final Vector3f maxV )
      {
          if (null != mGVRContext) {
              mGVRContext.runOnGlThread(new Runnable() {
  
                  @Override
                  public void run() {
                      minVelocity = minV;
                      maxVelocity = maxV;
                  }
              });
          }
      }