public List<Direction> GetDirections(Coord currPos, int numSteps = -1)
{
var n = numSteps == -1 ? path.Count : Math.Min(path.Count, numSteps);
var directions = new List<Direction>(n);
if (n > 0)
{
directions.Add(currPos.DirectionFromOffset(path[0]));
for (int i = n - 1; i > 0; i--)
{
directions.Add(path[i].DirectionFromOffset(path[i - 1]));
}
}
return directions;
}
