public double totalvalue(playerparams ppp)
{
//if (useless)
// return 0;
double t = 0;
foreach (string s in f.Keys)
{
t += f[s] * ppp.pp[s];
}
return(t);
}
private void EvolveButton_Click(object sender, EventArgs e)
{
Label[] playerlabels = new Label[nplayer];
double mutationrate = 1.0;
for (int i = 0; i < nplayer; i++)
{
playerlabels[i] = new Label();
playerpool[i] = new playerclass('z', 0, false, "Player_" + i);
playerpool[i].mutate(mutationrate);
playerpool[i].namelabel = playerlabels[i];
playerlabels[i].Text = playerpool[i].name;
playerlabels[i].Visible = true;
playerlabels[i].AutoSize = true;
}
mutationrate = 0.5;
for (int iround = 0; iround < 100; iround++)
{
memo("Round " + iround);
for (int i = 0; i < nplayer; i++)
{
for (int j = 0; j < nplayer; j++)
{
if (j == i)
{
continue;
}
//memo("Playing " + i + " vs. " + j);
NewGame(playerpool[i], playerpool[j]);
int winner = makeplay(7, 7, false);
if (winner >= 0)
{
int ijwin = i;
int ijlose = j;
if (winner > 0)
{
ijwin = j;
ijlose = i;
}
//memo(" winner: " + ijwin);
playerpool[ijwin].wins++;
playerpool[ijlose].losses++;
}
}
}
int maxwinner = -1;
int maxwin = -1;
int maxloser = -1;
int maxloss = -1;
playerparams ppsum = new playerparams();
ppsum.zero();
for (int i = 0; i < nplayer; i++)
{
memo(playerpool[i].name + ": " + playerpool[i].wins + " wins, " + playerpool[i].losses + " losses.");
if (playerpool[i].wins > maxwin)
{
maxwin = playerpool[i].wins;
maxwinner = i;
}
if (playerpool[i].losses > maxloss)
{
maxloss = playerpool[i].losses;
maxloser = i;
}
playerpool[i].wins = 0;
playerpool[i].losses = 0;
foreach (string s in playerpool[i].par.pp.Keys)
{
ppsum.pp[s] += playerpool[i].par.pp[s];
}
}
foreach (string s in ppsum.pp.Keys)
{
memo(s + ": " + (ppsum.pp[s] / nplayer).ToString("F2"));
}
playerclass ppref = new playerclass('z', 0, false, "ref");
foreach (string s in ppsum.pp.Keys)
{
memo(s + "(diff): " + (ppsum.pp[s] / nplayer - ppref.par.pp[s]).ToString("F2"));
}
playerpool[maxloser] = playerpool[maxwinner].spawn(mutationrate);
if (iround % 10 == 0)
{
playerpool[maxloser].par.restoredefaults();
playerpool[maxloser].mutate(3 * mutationrate);
playerpool[maxloser].name = "X" + iround;
}
mutationrate *= 0.98;
}
string fnbase = "evolution";
string fn;
int k = 0;
do
{
fn = fnbase + k + ".txt";
k++;
}while (File.Exists(fn));
using (StreamWriter sw = new StreamWriter(fn))
{
for (int i = 0; i < nplayer; i++)
{
string s = playerpool[i].export();
memo(s);
sw.WriteLine(s);
}
}
}
