public List <List <HexCoordinate> > GetRingsSurroundingHex(HexCoordinate coordinate, int maxRings)
{
// reference: http://gamedev.stackexchange.com/questions/51264/get-ring-of-tiles-in-hexagon-grid
// int ring = 1
// Travel around the ring by traversing N,SE,S,SW,W,NW,N,NE multiplied by the ring number
// ring++
// Travel Around ring again
// cont until desired ring...
var hexRings = new List <List <HexCoordinate> >();
// Add in the current hex to the list
var currentHex = new List <HexCoordinate>();
currentHex.Add(coordinate);
hexRings.Add(currentHex);
// Now go through and add the other rings
while (hexRings.Count <= maxRings)
{
hexRings.Add(coordinate.GetRingAroundHex(hexRings.Count));
}
return(hexRings);
}