void Update()
{
lineRenderer.SetWidth(lineWidth, lineWidth);
lineRenderer.SetPosition(0, vrController.transform.position);
lineRenderer.SetPosition(1, vrController.transform.position + (vrController.transform.forward * pointerDistance));
lineRenderer.enabled = true;
pointerCircle.transform.position = vrController.transform.position + (vrController.transform.forward * pointerDistance);
selectableDataPoints = getSelectableObjects(pointerCircle);
pointerText.text = selectableDataPoints.Count.ToString();
pointerText.transform.LookAt(vrHead.transform);
pointerText.transform.Rotate(new Vector3(0.0f, 180.0f, 0.0f));
if (SteamVR_Controller.Input(SteamVR_Controller.GetDeviceIndex(SteamVR_Controller.DeviceRelation.Leftmost)).GetHairTriggerDown())
{
if (selectableDataPoints.Count > 0)
{
selectedDataPointIndex++;
if (selectedDataPointIndex >= selectableDataPoints.Count)
{
selectedDataPointIndex = 0;
}
screenDisplayData.SetDataPoint(selectableDataPoints[selectedDataPointIndex].GetComponent <DataPoint>());
}
}
}