public OctreeItem <T> AddItem(BoundingBox itemBounds, T item)
{
OctreeItem <T> ret;
_currentRoot = _currentRoot.AddItem(ref itemBounds, item, out ret);
return(ret);
}
public static void Basic()
{
BoundingBox octreeBounds = new BoundingBox(Vector3.Zero, new Vector3(100, 100, 100));
OctreeNode <string> octree = new OctreeNode <string>(octreeBounds, 3);
Vector3[] mins = new Vector3[]
{
new Vector3(2, 2, 2),
new Vector3(5, 6, 7),
new Vector3(65, 65, 65),
new Vector3(90, 90, 90)
};
Vector3[] extents = new Vector3[]
{
new Vector3(1, 1, 1),
new Vector3(5, 5, 5),
new Vector3(4, 1, 1),
new Vector3(3, 2, 1)
};
int counter = 0;
foreach (var min in mins)
{
foreach (var extent in extents)
{
BoundingBox itemBounds = new BoundingBox(min, min + extent);
octree.AddItem(ref itemBounds, counter.ToString());
counter++;
}
}
BoundingFrustum frustum = new BoundingFrustum(Matrix4x4.CreatePerspectiveFieldOfView(1.0f, 1.0f, 2f, 10f));
List <string> results = new List <string>();
octree.GetContainedObjects(ref frustum, results);
}
