public AttackTargetingContext(List <AttackTargetContext> targetContexts, PieceAttackPattern pattern, Layers targetedLayer, Layers blockLayer)
{
this.targetContexts = targetContexts;
this.pattern = pattern;
this.targetedLayer = targetedLayer;
this.blockLayer = blockLayer;
}
public static IEnumerable <AttackTargetContext> DiscardUnreachable(
IEnumerable <AttackTargetContext> contexts, PieceAttackPattern pattern)
{
// we assume they are sorted
// weaponEvent.targets.Sort((a, b) => a.piece.index - b.piece.index);
bool[] blockedArray = new bool[contexts.Max(t => t.pieceIndex) + 1];
foreach (var target in contexts)
{
int i = target.pieceIndex;
var piece = pattern.pieces[i];
// we prevent reach if we are a block
blockedArray[i] = target.attackness.HasFlag(Attackness.IS_BLOCK);
if (piece.reach.reachesAll || piece.reach.indices.All(j => blockedArray[j] == false))
{
yield return(target);
}
}
}