/// Called every frame. This is the "entry point" into the ultrasound rendering procedure.
    void Update()
    {
        string frameCountStr = string.Format("Frame {0}", Time.frameCount);

        OnionLogger.globalLog.PushInfoLayer(frameCountStr);
        textureSource.RenderNextFrameToTexture(ref texture);
        OnionLogger.globalLog.PopInfoLayer();
    }