private void btnParallelSwarms_Click(object sender, EventArgs e)
{
int launchSwams = 10;
// An Array of List
Task <SwarmResult>[] arrTask = new Task <SwarmResult> [launchSwams];
// for loop
for (int i = 0; i < arrTask.Length; i++)
{
arrTask[i] = Task.Factory.StartNew <SwarmResult>((obj) =>
{
SwarmSystem ss = new SwarmSystem((int)obj);
ss.Initialize();
SwarmResult sr = ss.DoPSO();
return(sr);
}, i);
}
List <SwarmResult> resultList = new List <SwarmResult>();
Task finalTask = Task.Factory.ContinueWhenAll(arrTask, (tks) =>
{
Console.WriteLine(tks.Length.ToString() + " tasks");
for (int i = 0; i < tks.Length; i++)
{
resultList.Add(tks[i].Result);
}
});
finalTask.Wait();
resultList.Sort();
dataGridView1.DataSource = resultList;
dataGridView1.Refresh();
lblResult.Text = resultList[0].ToString();
}
private void btnSolveBySwarm_Click(object sender, EventArgs e)
{
SwarmSystem ss = new SwarmSystem(0);
ss.Initialize();
SwarmResult sr = ss.DoPSO();
//txtGValue.Text = ss.funcValue.ToString();
lblResult.Text = sr.ToString();
//double res = ss.FunctionValue(-1.14);
//MessageBox.Show(res.ToString());
}
public SwarmResult DoPSO()
{
Gx = PList[0].Xx;
Gy = PList[0].Xy;
for (int i = 0; i < 1000; i++)
{
// find best position in the swarm
Px = PList[0].Xx;
Py = PList[0].Xy;
foreach (Particle pt in PList)
{
if (Math.Abs(FunctionValue(pt.Xx, pt.Xy)) <
Math.Abs(FunctionValue(Px, Py)))
{
Px = pt.Xx;
Py = pt.Xy;
}
}
if (Math.Abs(FunctionValue(Px, Py)) < Math.Abs(FunctionValue(Gx, Gy)))
{
Gx = Px;
Gy = Py;
Console.WriteLine("Gx & Gy = " + FunctionValue(Gx, Gy).ToString());
}
foreach (Particle pt in PList)
{
pt.UpdateVelocity(Px, Py, Gx, Gy);
pt.UpdatePosition();
}
}
SwarmResult sr = new SwarmResult
{
swarmId = swamnumb,
X = Gx,
Y = Gy,
funcValue = FunctionValue(Gx, Gy)
};
return(sr);
//MessageBox.Show("Root = " + G.ToString() + " function value = " + FunctionValue(G).ToString());
}
