public bool NeedsUpdate(IBoundedObject component)
{
if (ObjectsToUpdate.ContainsKey(component))
{
return(false);
}
return(!ObjectsToNodes.ContainsKey(component) || ObjectsToNodes[component].Bounds.Intersects(component.GetBoundingBox()));
}
public void AddObjectRecursive(IBoundedObject obj)
{
if (ObjectsToNodes.ContainsKey(obj))
{
return;
}
else
{
Root.AddObjectRecursive(obj);
}
}
public bool RemoveObject(IBoundedObject obj)
{
if (!ObjectsToNodes.ContainsKey(obj))
{
return(false);
}
else
{
OctreeNode node = ObjectsToNodes[obj];
return(node.RemoveObject(obj));
}
}
public void ExpandAndRebuild()
{
Lock.EnterWriteLock();
ObjectsToNodes.Clear();
List <IBoundedObject> objectsInTree = Root.MergeRecursive();
BoundingBox bounds = new BoundingBox(Bounds.Min * 2.0f, Bounds.Max * 2.0f);
Bounds = bounds;
Root = new OctreeNode(Bounds, this, 0, null);
foreach (IBoundedObject loc in objectsInTree)
{
AddObjectRecursive(loc);
}
Lock.ExitWriteLock();
}
