HierarchyItem

All Known Subinterfaces:

FlatHashIterator, HashComputer, HashComputerWithAux, Interpolator, VerticesAndPathComputer

All Known Implementing Classes:

HealpixNested, HealpixNestedFast
```
public interface HierarchyItem
```
The interface defines an item which is part of a Hierarchy. By convention, the top layer (or root) of the hierarchy is at depth 0 and the lower the layer is, the higher the depth is.

Author:

F.-X. Pineau

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  int depth()
  Returns the depth of the item in a Hierarchy.

- Method Detail
  - depth
```
int depth()
```
    Returns the depth of the item in a Hierarchy. By convention, the top layer of the hierarchy is at depth 0 and the lower the layer is, the higher the depth is.
    
    Returns:
    
    the depth of the item in a Hierarchy.