/// <summary>
/// called when the viewport dimensions are modified
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Raw_ViewportChanged(object sender, RawViewportEventArgs e)
{
_ = sender;
_ = e;
ScheduleGeometryChange();
}
private void Data_ViewportChanged(object sender, RawViewportEventArgs e)
{
// some geometry change may have happened to our viewport specifically
Update(e.Raw);
}