private Coups minimaxFirst(int depth, Echiquier e, Boolean player)
{
int bestValue = -9000;
Coups leBest = null;
List <Coups> lesCoups = e.playable();
foreach (Coups c in lesCoups)
{
e.playMove(c);
int value = minimax(depth - 1, e, -10000, 10000, !player);
e.undo();
if (value > bestValue)
{
leBest = c;
bestValue = value;
}
if (value == bestValue)
{
Random rand = new Random();
if (rand.Next(0, 2) == 0)
{
leBest = c;
bestValue = value;
}
}
}
return(leBest);
}
/* public Coups minimax(int depth, Echiquier e, bool isMyTurn, Coups bestCoup)
* {
*
* if (depth == 0)
* {
* return
* }
*
* }*/
static Coups findBestMove(Echiquier e)
{
List <Coups> lesCoups = e.playable();
List <Coups> best = new List <Coups>();
int BestValue = -900000;
foreach (Coups c in lesCoups)
{
e.playMove(c);
List <Coups> lesCoupsAdv = e.playableAdversary();
Coups bestAdv = null;
int valueAdv = -900000;
foreach (Coups c2 in lesCoupsAdv)
{
int valuetmp = c2.getValue();
if (valuetmp > valueAdv)
{
valueAdv = valuetmp;
bestAdv = c2;
}
}
int value = c.getValue() - valueAdv;
if (value == BestValue)
{
best.Add(c);
}
if (value > BestValue)
{
BestValue = value;
best = new List <Coups>();
best.Add(c);
}
e.undo();
}
Random rnd = new Random();
int r = rnd.Next(best.Count);
return(best[r]);
}
public void undo()
{
Coups c = played[played.Count - 1];
played.Remove(c);
if (c.getValue() > 0)
{
//les blancs jouent
if (c.prise.getColor())
{
yours.Add(c.prise);
Piece p = tab[c.xArrivee, c.yArrivee];
p.x = c.xDepart;
p.y = c.yDepart;
tab[c.xDepart, c.yDepart] = p;
tab[c.xArrivee, c.yArrivee] = c.prise;
c.prise.x = c.xArrivee;
c.prise.y = c.yArrivee;
}
//les noirs jouent
else
{
mine.Add(c.prise);
Piece p = tab[c.xArrivee, c.yArrivee];
p.x = c.xDepart;
p.y = c.yDepart;
tab[c.xDepart, c.yDepart] = p;
tab[c.xArrivee, c.yArrivee] = c.prise;
c.prise.x = c.xArrivee;
c.prise.y = c.yArrivee;
}
}
else
{
Piece p = tab[c.xDepart, c.yDepart];
tab[c.xDepart, c.yDepart] = tab[c.xArrivee, c.yArrivee];
tab[c.xArrivee, c.yArrivee] = p;
p.x = c.xArrivee;
p.y = c.yArrivee;
tab[c.xDepart, c.yDepart].x = c.xDepart;
tab[c.xDepart, c.yDepart].y = c.xDepart;
}
}
public void playMove(Coups c)
{
played.Add(c);
if (c.getValue() > 0)
{
//les blancs jouent
if (c.prise.getColor())
{
yours.Remove(c.prise);
Piece p = tab[c.xDepart, c.yDepart];
p.x = c.xArrivee;
p.y = c.yArrivee;
tab[c.xArrivee, c.yArrivee] = p;
tab[c.xDepart, c.yDepart] = new Piece(0, true, c.xDepart, c.yDepart, this);
}
//les noirs jouent
else
{
mine.Remove(c.prise);
Piece p = tab[c.xDepart, c.yDepart];
p.x = c.xArrivee;
p.y = c.yArrivee;
tab[c.xArrivee, c.yArrivee] = p;
tab[c.xDepart, c.yDepart] = new Piece(0, true, c.xDepart, c.yDepart, this);
}
}
else
{
Piece p = tab[c.xDepart, c.yDepart];
tab[c.xDepart, c.yDepart] = tab[c.xArrivee, c.yArrivee];
tab[c.xArrivee, c.yArrivee] = p;
p.x = c.xArrivee;
p.y = c.yArrivee;
tab[c.xDepart, c.yDepart].x = c.xDepart;
tab[c.xDepart, c.yDepart].y = c.xDepart;
}
}
static void Main(string[] args)
{
try
{
bool stop = false;
int[] tabVal = new int[64];
String value;
String[] coord = new String[] { "", "", "" };
String[] tabCoord = new string[] { "a8", "b8", "c8", "d8", "e8", "f8", "g8", "h8",
"a7", "b7", "c7", "d7", "e7", "f7", "g7", "h7",
"a6", "b6", "c6", "d6", "e6", "f6", "g6", "h6",
"a5", "b5", "c5", "d5", "e5", "f5", "g5", "h5",
"a4", "b4", "c4", "d4", "e4", "f4", "g4", "h4",
"a3", "b3", "c3", "d3", "e3", "f3", "g3", "h3",
"a2", "b2", "c2", "d2", "e2", "f2", "g2", "h2",
"a1", "b1", "c1", "d1", "e1", "f1", "g1", "h1" };
while (!stop)
{
using (var mmf = MemoryMappedFile.OpenExisting("plateau"))
{
using (var mmf2 = MemoryMappedFile.OpenExisting("repAI2"))
{
Mutex mutexStartAI2 = Mutex.OpenExisting("mutexStartAI2");
Mutex mutexAI2 = Mutex.OpenExisting("mutexAI2");
mutexAI2.WaitOne();
mutexStartAI2.WaitOne();
using (var accessor = mmf.CreateViewAccessor())
{
ushort Size = accessor.ReadUInt16(0);
byte[] Buffer = new byte[Size];
accessor.ReadArray(0 + 2, Buffer, 0, Buffer.Length);
value = ASCIIEncoding.ASCII.GetString(Buffer);
if (value == "stop")
{
stop = true;
}
else
{
String[] substrings = value.Split(',');
for (int i = 0; i < substrings.Length; i++)
{
tabVal[i] = Convert.ToInt32(substrings[i]);
}
}
}
if (!stop)
{
/******************************************************************************************************/
/***************************************** ECRIRE LE CODE DE L'IA *************************************/
/******************************************************************************************************/
//Commenter le code si dessous pour jouer en ia
Echiquier e = new Echiquier(tabVal);
List <Coups> lesCoups = e.playable();
Random rnd = new Random();
int r = rnd.Next(lesCoups.Count);
Coups move = lesCoups[r];
/************************************
*
* Agent a = new Agent();
* a.Percept(tabVal);
* a.SearchBestMove();
* Coups move = a.joue();
*/
coord[0] = move.positionDepart;
coord[1] = move.positionArrivee;
/********************************************************************************************************/
/********************************************************************************************************/
/********************************************************************************************************/
using (var accessor = mmf2.CreateViewAccessor())
{
value = coord[0];
for (int i = 1; i < coord.Length; i++)
{
value += "," + coord[i];
}
byte[] Buffer = ASCIIEncoding.ASCII.GetBytes(value);
accessor.Write(0, (ushort)Buffer.Length);
accessor.WriteArray(0 + 2, Buffer, 0, Buffer.Length);
}
}
mutexAI2.ReleaseMutex();
mutexStartAI2.ReleaseMutex();
}
}
}
}
catch (FileNotFoundException)
{
Console.WriteLine("Memory-mapped file does not exist. Run Process A first.");
Console.ReadLine();
}
}
public void SearchBestMove()
{
Ajouer = minimaxFirst(2, environement, true);
}
