public override bool UpdateSlots()
{
var externalReferences = SharedRendererReferenceVisitor.GetExternalReferences(Editor.Asset.PropertyGraph.Definition, GetNodesContainingReferences());
// Check if our list of slots has changed
var shouldRegenerate = outputSlotMap.Any(x => !externalReferences.ContainsKey(x.Key)) || externalReferences.Any(x => !outputSlotMap.ContainsKey(x.Key));
if (shouldRegenerate)
{
// If so, regenerate all of them (to easily handle insertion, index changes, etc. - in the future we could handle fine-update)
foreach (var slot in OutputSlots.Cast <GraphicsCompositorSlotViewModel>().ToList())
{
slot.Destroy();
}
OutputSlots.Clear();
outputSlotMap.Clear();
foreach (var externalReference in externalReferences)
{
var name = SharedRendererOutputSlotViewModel.ComputeName(externalReference.Key);
var slot = new SharedRendererOutputSlotViewModel(this, name, externalReference.Key);
outputSlotMap.Add(externalReference.Key, slot);
OutputSlots.Add(slot);
}
}
return(shouldRegenerate);
}
private void AddOutputSlot(IGraphicsCompositorSlotViewModel slot)
{
OutputSlots.Add(slot);
foreach (var link in slot.Links)
{
graph.CreateEdge(link);
}
slot.Links.CollectionChanged += LinksCollectionChanged;
}
private void RemoveOutputSlot(IGraphicsCompositorSlotViewModel slot)
{
foreach (var link in slot.Links)
{
graph.RemoveEdge(link);
}
slot.Links.CollectionChanged -= LinksCollectionChanged;
OutputSlots.Remove(slot);
}
public void AddConnection(BocsSlotBase slot)
{
if (slot == this)
{
return;
}
if (Node == slot.Node)
{
return;
}
slot.InputSlot = this;
foreach (BocsSlotBase s in OutputSlots)
{
//if (s._slotType == BocsSlotType.)
if (s == slot)
{
return;
}
}
OutputSlots.Add(slot);
}
private void OutputSlotsCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (e.Action == NotifyCollectionChangedAction.Reset)
{
foreach (IGraphicsCompositorSlotViewModel slot in OutputSlots.ToList())
{
RemoveOutputSlot(slot);
}
}
if (e.NewItems != null)
{
foreach (IGraphicsCompositorSlotViewModel newSlot in e.NewItems)
{
AddOutputSlot(newSlot);
}
}
if (e.OldItems != null)
{
foreach (IGraphicsCompositorSlotViewModel oldSlot in e.OldItems)
{
RemoveOutputSlot(oldSlot);
}
}
}
