public void Random(int w, int h, int BeadTypes, Random rnd = null)
{
Random rand = rnd ?? new Random(Guid.NewGuid().GetHashCode());
Width = w;
Height = h;
Weights = new List <float>();
Beads = new List <int>();
for (int i = 0; i < BeadTypes; i++)
{
Weights.Add(1);
}
IBoardEvaluator eval = new ComboEvaluator();
do
{
Beads.Clear();
for (int i = 0; i < Length; i++)
{
Beads.Add(rand.Next(BeadTypes));
}
} while (eval.EvalBoard(Clone()) > 0);
}
public Route GenTask(Board board, CancellationToken ct)
{
Random rand = new Random(Guid.NewGuid().GetHashCode());
List <string> Directions = new List <string>();
int Score = 0;
Route Result = new Route();
Board TempBoard = null;
IBoardEvaluator eval = new ComboEvaluator()
{
PerScore = 1000
};
int PickX = board.SelectStartX;
int PickY = board.SelectStartY;
try
{
do
{
Interlocked.Increment(ref Attempts);
Directions.Clear();
Point CurrentPoint = new Point(PickX, PickY);
if (++PickX >= board.SelectEndX)
{
PickX = 0;
if (++PickY >= board.SelectEndY)
{
PickY = 0;
}
}
Result.StartX = CurrentPoint.X;
Result.StartY = CurrentPoint.Y;
TempBoard = board.Clone();
for (int i = 0; i < board.StepLimit; i++)
{
ct.ThrowIfCancellationRequested();
int DirRnd = rand.Next(AvailableDir.Length);
var dir = AvailableDir[DirRnd];
var BackDir = BackwardDir[DirRnd];
if (BackDir == Directions.LastOrDefault())
{
--i;
continue;//don't select backward path
}
var NextPoint = TempBoard.MoveBeads(CurrentPoint, dir);
if (CurrentPoint == NextPoint)//MoveFail
{
--i;
continue;
}
CurrentPoint = NextPoint;
Directions.Add(dir);
Score = eval.EvalBoard(TempBoard.Clone());
if (Score >= TargetScore)
{
break;
}
}
} while (Score < TargetScore);
Console.WriteLine($"Finish in {Attempts.ToString()}");
Console.WriteLine($"TargetScore {TargetScore.ToString()},Final Score {Score.ToString()}");
Result.Score = Score;
Result.Result = TempBoard.Beads;
Result.Directions = Directions;
return(Result);
}
catch (OperationCanceledException)
{
//Console.WriteLine($"Cancelled Task Id:{Thread.CurrentThread.ManagedThreadId}");
}
return(null);
}