//evaluation function for picking a piece (opposite of playing a piece)
public double StaticPickEvaluate(Board b, Piece p, AvailablePieces a)
{
List <int[]> playableLocations = b.GetOpenSpots();
double value = 0;
foreach (int[] i in playableLocations)
{
AvailablePieces temp = a.Copy();
temp.RemovePiece(p);
if (StaticPlayEvaluate(b, p, i, temp) > value)
{
value = StaticPlayEvaluate(b, p, i, temp);
}
//value += StaticPlayEvaluate(b, p, i, temp);
}
return(value);
}
//MinMax pick algorithm
//[piece, value]
public object[] MinMaxPick(Board b, AvailablePieces av, int depth, double value, bool opponent)
{
Piece p = PickPiece(b, av);
AvailablePieces copy = av.Copy();
value -= StaticPickEvaluate(b, p, av);
if (depth == 0)
{
if (value == 0)
{
value = 0.0;
}
return(new object[] { p, value });
}
else
{
copy.RemovePiece(p);
object[] evaluation = MinMaxPlay(b, p, av, depth - 1, value, !opponent);
return(new object[] { p, evaluation[2] });
}
}
