private void UpdateTopology(object sender, PaintEventArgs e)
{
if (!isPlaying)
{
return;
}
Graphics canvas = e.Graphics;
Genome g = agent.Current;
int outlength = 0;
int highOut = 0;
double highVal = double.MinValue;
Pen border = Pens.Black;
foreach (int index in g.Network.Keys)
{
Node n = g.Network[index];
if (index < g.Pool.Inputs)
{
// map
Brush color = new SolidBrush(Color.FromArgb(64, 64 + (int)(n.value * 64), 64 + (int)(n.value * 190)));
int x = 5;
int y = 10;
y += index * 20;
while (y > 180)
{
x += 20;
y -= 180;
}
canvas.FillEllipse(color, new Rectangle(x, y, 15, 15));
canvas.DrawEllipse(border, new Rectangle(x, y, 15, 15));
}
else if (index < g.Pool.MaxNodes)
{
double map = Math.Atan(n.value);
map *= 2.0 / Math.PI;
Brush color = new SolidBrush(Color.FromArgb(64, 64 + (int)(map * 64), 64 + (int)(map * 190)));
int x = 125;
int y = 10;
y += (index - g.Pool.Inputs) * 20;
while (y > 180)
{
x += 20;
y -= 180;
}
foreach (Gene con in n.Incomings)
{
double weight = Math.Atan(con.Weight);
weight *= 2.0 / Math.PI;
Pen p = new Pen(Color.FromArgb(128, 128 - (int)(weight * 120), 128 + (int)(weight * 120), 0));
int cx;
int cy = 10;
if (con.In < g.Pool.Inputs)
{
cx = 5;
cy += con.In * 20;
while (cy > 180)
{
cx += 20;
cy -= 180;
}
}
else
{
cx = 125;
cy += (con.In - g.Pool.Inputs) * 20;
while (cy > 180)
{
cx += 20;
cy -= 180;
}
}
canvas.DrawLine(p, cx + 15, cy + 7, x, y + 7);
}
canvas.FillEllipse(color, new Rectangle(x, y, 15, 15));
canvas.DrawEllipse(border, new Rectangle(x, y, 15, 15));
}
else
{
if (highVal < n.value)
{
highOut = outlength;
highVal = n.value;
}
outlength++;
}
}
int outx = 350;
int outy = (200 - (20 * outlength - 5)) / 2;
for (int i = 0; i < outlength; ++i)
{
Node n = g.Network[i + g.Pool.MaxNodes];
int x = outx;
int y = outy + i * 20;
if (i == highOut)
{
canvas.FillEllipse(Brushes.Green, new Rectangle(x, y, 15, 15));
}
else
{
canvas.FillEllipse(Brushes.Gray, new Rectangle(x, y, 15, 15));
}
foreach (Gene con in n.Incomings)
{
double weight = Math.Atan(con.Weight);
weight *= 2.0 / Math.PI;
Pen p = new Pen(Color.FromArgb(128, 128 - (int)(weight * 120), 128 + (int)(weight * 120), 0));
int cx;
int cy = 10;
if (con.In < g.Pool.Inputs)
{
cx = 5;
cy += con.In * 20;
while (cy > 180)
{
cx += 20;
cy -= 180;
}
}
else
{
cx = 125;
cy += (con.In - g.Pool.Inputs) * 20;
while (cy > 180)
{
cx += 20;
cy -= 180;
}
}
canvas.DrawLine(p, cx + 15, cy + 7, x, y + 7);
}
canvas.DrawEllipse(border, new Rectangle(x, y, 15, 15));
}
}