void OnSessionStateChanged(ARSessionStateChangedEventArgs eventArgs)
{
// If the session goes away then return to using standard background mode
if (eventArgs.state < ARSessionState.SessionInitializing && m_BackgroundRenderer != null)
{
mode = ARRenderMode.StandardBackground;
}
}
void OnSessionStateChanged(ARSessionStateChangedEventArgs eventArgs)
{
UpdateVisibility();
}