doZonesOverlap

Module: dggal
Class: DGGRS

bool doZonesOverlap(DGGRSZone a, DGGRSZone b)

Description

Check whether two zones overlap

Parameters

a  DGGRSZone  First zone 
b  DGGRSZone  Second zone 
 
Return Value bool  True if the two zones overlap 

Remarks


Zones overlap if they are of a different refinement level and one is a sub-zone of the other.