private void RenderFeatures_CollectionChanged(object sender, ref FastTrackingCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
for (int index = 0; index < renderObjectsWithoutFeatures.Count; index++)
{
var renderObject = renderObjectsWithoutFeatures[index];
// Try to reprocess object that didn't have any stage before
if (renderObject.RenderFeature == null)
{
RenderSystem.AddRenderObject(renderObject);
if (renderObject.RenderFeature != null)
{
renderObjectsWithoutFeatures.SwapRemoveAt(index--);
ReevaluateActiveRenderStages(renderObject);
}
}
}
break;
case NotifyCollectionChangedAction.Remove:
foreach (var renderObject in RenderObjects)
{
if (renderObject.RenderFeature == e.Item)
{
RenderSystem.RemoveRenderObject(renderObject);
renderObjectsWithoutFeatures.Add(renderObject);
}
}
break;
}
}
internal void AddRenderObject(List <RenderObject> renderObjects, RenderObject renderObject)
{
if (renderObject.VisibilityObjectNode != StaticObjectNodeReference.Invalid)
{
return;
}
renderObject.VisibilityObjectNode = new StaticObjectNodeReference(renderObjects.Count);
renderObjects.Add(renderObject);
// Resize arrays to accomodate for new data
RenderData.PrepareDataArrays();
RenderSystem.AddRenderObject(renderObject);
if (renderObject.RenderFeature != null)
{
ReevaluateActiveRenderStages(renderObject);
}
else
{
renderObjectsWithoutFeatures.Add(renderObject);
}
}