protected IEnumerator InteractionLoop(ControllerInteractionPoint interactionPoint, CoroutineHandle handle)
{
var sizeMagnitude = GetMagnitude(barRegion.rect.size);
var pivot = GetMagnitude(barRegion.pivot);
float PointToMagnitude(Vector3 pos)
{
var magnitude = (sizeMagnitude * pivot) + GetMagnitude(pos);
// Scale to 0-1 values, with unclamped values <0,>1
return(magnitude / sizeMagnitude);
}
var lastAbsScale = PointToMagnitude(barRegion.InverseTransformPoint(interactionPoint.transform.position));
yield return(null);
var lastSensorZoom = sensorZoom;
while (handle.Running)
{
var absScale = PointToMagnitude(barRegion.InverseTransformPoint(interactionPoint.transform.position));
var delta = absScale - lastAbsScale;
// Clamp sensor zoom scale to the -/+1 range
sensorZoom = Mathf.Clamp(sensorZoom + delta * 2, -1, 1);
// Set vJoy axis
output.SetSensorZoom(sensorZoom);
// Move the bar and re-render the overlay on-demand when the bar has been moved a notable distance
var updateScale = 0.01f;
var sensorZoomDelta = sensorZoom - lastSensorZoom;
if (Math.Abs(sensorZoomDelta) > updateScale)
{
var roundedSensorZoom = Mathf.Round(sensorZoom / updateScale) * updateScale;
var barMag = ((roundedSensorZoom / 2f + 0.5f) - pivot) * sizeMagnitude;
barMid.anchoredPosition = SetMagnitude2(barMid.anchoredPosition, barMag);
lastSensorZoom = sensorZoom;
OnDemandRenderer.SafeDirty(gameObject);
}
lastAbsScale = absScale;
yield return(null);
}
}
private void Refresh(bool isFacingHmd)
{
image.sprite = isFacingHmd ? sprite : backface;
lastIsFacingHmd = isFacingHmd;
OnDemandRenderer.SafeDirty(gameObject);
}
public void SetColor(Color color)
{
image.color = color;
OnDemandRenderer.SafeDirty(gameObject);
}