protected override void OnEntityRemoved(Entity entity, ModelNodeLinkComponent modelNodeLinkComponent)
{
if (meshProcessor == null)
{
meshProcessor = EntitySystem.GetProcessor <MeshProcessor>();
}
meshProcessor.UnlinkEntity(modelNodeLinkComponent.EntityLink);
modelNodeLinkComponent.Processor = null;
}
/// <inheritdoc/>
protected internal override void OnSystemAdd()
{
var rootEntities = EntitySystem.GetProcessor <HierarchicalProcessor>().RootEntities;
((ITrackingCollectionChanged)rootEntities).CollectionChanged += rootEntities_CollectionChanged;
// Add transformation of existing root entities
foreach (var entity in rootEntities)
{
transformationRoots.Add(entity.Transformation);
}
}
protected override void OnEntityAdding(Entity entity, ModelNodeLinkComponent modelNodeLinkComponent)
{
entity.Transformation.UseTRS = false;
entity.Transformation.isSpecialRoot = true;
modelNodeLinkComponent.Processor = this;
if (meshProcessor == null)
{
meshProcessor = EntitySystem.GetProcessor <MeshProcessor>();
}
lock (DirtyLinks)
{
DirtyLinks.Add(modelNodeLinkComponent);
// Mark it as invalid
modelNodeLinkComponent.EntityLink.NodeIndex = -1;
}
}
public override void Draw(GameTime time)
{
lock (DirtyLinks)
{
if (DirtyLinks.Count == 0)
{
return;
}
if (meshProcessor == null)
{
meshProcessor = EntitySystem.GetProcessor <MeshProcessor>();
}
foreach (var transformationLinkComponent in DirtyLinks)
{
// ModelNodeLinkComponent has been changed, regenerate link
meshProcessor.UnlinkEntity(transformationLinkComponent.EntityLink);
meshProcessor.LinkEntity(transformationLinkComponent.Entity, transformationLinkComponent.Target, transformationLinkComponent.NodeName);
}
DirtyLinks.Clear();
}
}