protected override void OnStartTransitionOut()
{
if (material == null)
{
return;
}
_oldSceneTexture = new RenderTexture(Screen.width, Screen.height, 24);
//make a copy of allCameras, since we'll be modifying it during iteraion
IList <Camera> allCameras = Camera.allCameras.ToList();
_clonedCameras = allCameras.Select(c => CameraUtils.CloneCamera(c).DontDestroyOnLoad()).ToList();
foreach (Camera camera in _clonedCameras)
{
camera.targetTexture = _oldSceneTexture;
camera.Render();
}
//we now have the old scene cached in _oldScene
}