private void InvokeInner(Hexside hexside, HexCoords here, short cost)
{
//!< Reduce field references by keeping these on stack.
var neighbour = here.GetNeighbour(hexside);
var store = _store;
if (store.MapSizeHexes.IsOnboard(neighbour))
{
store[neighbour].ElseDo(() => Enqueue(cost, neighbour, store));
}
}
private void Action(
IPriorityQueue <int, HexCoords> queue,
BoardStorage <short?> store,
TryDirectedCost tryDirectedStepCost,
HexCoords here, int key, Hexside hexside
)
{
var neighbour = here.GetNeighbour(hexside);
tryDirectedStepCost(here, hexside).IfHasValueDo(stepCost => {
store[neighbour].ElseDo(() => Enqueue((short)(key + stepCost), neighbour, store));
});
}
#pragma warning restore 3008
/// <inheritdoc/>
public void ForAllNeighbours(HexCoords coords, Action <T, Hexside> action)
=> Hexside.ForEach(hexside =>
action(this[coords.GetNeighbour(hexside)], hexside)
);
/// <inheritdoc/> public T Neighbour(HexCoords coords, Hexside hexside) => this[coords.GetNeighbour(hexside)];
/// <summary>TODO</summary>
public static HexsideCosts EntryCosts <THex>(BoardStorage <Maybe <THex> > boardHexes, HexCoords hexCoords)
where THex : IHex
=> new HexsideCosts(hexside => DirectedCost(boardHexes, hexCoords.GetNeighbour(hexside), hexside.Reversed));