public TrainingForm(Form parent)
{
this.parent = parent;
InitializeComponent();
VisualizationBox.MouseWheel += (obj, e) =>
{
scale += e.Delta * 0.00075f;
VisualizationBox.Invalidate();
};
}
private void VisualizationBox_MouseMove(object sender, MouseEventArgs e)
{
if (!isDown)
{
return;
}
posX += (e.X - lastPosX);
posY += (e.Y - lastPosY);
lastPosX = e.X;
lastPosY = e.Y;
VisualizationBox.Invalidate();
}
void GenerationPassed(object sender, GenerationEventArgs args)
{
scoreHistory.Add(args.Model.MeanScore);
model = args.Model;
Invoke((MethodInvoker)(() =>
{
richTextBox1.AppendText($"Generation {args.GenerationNumber}. Best fitness - {args.Model.Fitness}, best mean score - {args.Model.MeanScore}\n");
richTextBox1.SelectionStart = richTextBox1.Text.Length;
richTextBox1.ScrollToCaret();
GraphsBox.Invalidate();
VisualizationBox.Invalidate();
}));
}
public static Complex[][] Finite_Radiation_Impedance_Atalla_Rect(double Xdim, double Ydim, double[] freq, double[] angles, double C_Sound, double Rho0)
{
Complex[][] Zr = new Complex[freq.Length][];
double phistep = Utilities.Numerics.PiX2 / 12;
double mindim = Math.Min(Xdim, Ydim);
List<double> cosphi = new List<double>(), sinphi = new List<double>(), sintheta = new List<double>();
int phi_ct = 0;
List<double> AnglePhi = new List<double>();
for (double phi = 0; phi < Utilities.Numerics.PiX2; phi += phistep)
{
cosphi.Add(Math.Cos(phi)); sinphi.Add(Math.Sin(phi)); phi_ct++;
AnglePhi.Add(phi);
}
for (int i = 0; i < angles.Length; i++)
{
sintheta.Add(Math.Abs(Math.Sin(Math.PI * angles[i] / 180)));
}
///For progress feedback.
VisualizationBox B = new VisualizationBox(-90, 90, -10, 10);
double[] ComparisonCurve = new double[angles.Length];
for (int j = 0; j < angles.Length; j++)
{
ComparisonCurve[j] = 10 * Math.Log10(1 / (Math.Cos(angles[j] * Math.PI / 180)));
}
B.Show();
for (int i = 0; i < freq.Length; i++)
{
Complex Kmod = Complex.ImaginaryOne * Utilities.Numerics.PiX2 * freq[i] * Xdim / (C_Sound * 2);
double r = Xdim / Ydim;
Zr[i] = new Complex[angles.Length];
double lambda = C_Sound / freq[i];
double stepx = 1 / (4 * Xdim / (lambda / 10));
double stepy = 1 / (4 * Ydim / (lambda / 10));
Complex integral_Mod = Complex.ImaginaryOne * Rho0 * Utilities.Numerics.PiX2 * freq[i] * Ydim * stepx * stepy / (phi_ct * 4 * Math.PI);
Parallel.For(0, angles.Length, j =>
{
Complex FnMod = Kmod * sintheta[j];
for (double u = -1 + stepx / 2; u < 1; u += stepx)
for (double u_ = -1; u_ < 1; u_ += stepy)
{
Complex[] Zphi = new Complex[cosphi.Count];
double[] real = new double[cosphi.Count];
double[] imag = new double[cosphi.Count];
double u1 = u + 1, u_1 = u_ + 1;
double rtR = Math.Sqrt((u1) * (u1) + ((u_1 * u_1) / (r * r)));
Complex K = Complex.Exp(-Kmod * rtR) / rtR; //Typographical Error Identified and Fixed.
for (int phi = 0; phi < cosphi.Count; phi++)
{
Complex Fn = Complex.Exp(FnMod * (u1 * cosphi[phi] + (u_1 / r) * sinphi[phi]));
Zr[i][j] += K * Fn * (1 - u) * (1 - u_);
}
}
Zr[i][j] *= integral_Mod;
/////////////
//Let's just try this for a moment:
//Zr[i][j] *= Math.Cos((angles[j]) * Math.PI / 180);
/////////////
});
double[] rad_eff = new double[angles.Length];
double[] rad_effI = new double[angles.Length];
double[] rad_effM = new double[angles.Length];
for (int j = 0; j < angles.Length; j++)
{
rad_eff[j] = 10 * Math.Log10(Zr[i][j].Real / (Rho0 * C_Sound));
rad_effI[j] = 10 * Math.Log10(Zr[i][j].Imaginary / (Rho0 * C_Sound));
rad_effM[j] = 10 * Math.Log10(Zr[i][j].Magnitude / (Rho0 * C_Sound));
}
B.Populate(angles, rad_eff, angles, rad_effI, angles, rad_effM, angles, "Angle of Incidence (theta)", "Radiation Efficiency (dB)", ComparisonCurve, 0, (int)(100f * i / freq.Length));
}
return Zr;
}
public static Complex[][] Finite_Radiation_Impedance_Rect_Longhand(double Xdim, double Ydim, double[] freq, double[] angles, double C_Sound)
{
Complex[][] Zr = new Complex[freq.Length][];
double phistep = Utilities.Numerics.PiX2 / 16;
double mindim = Math.Min(Xdim, Ydim);
double lambda = C_Sound / freq[freq.Length - 1];
double step = lambda / 20;
Complex integral_Mod = Complex.ImaginaryOne * 1.2 * Utilities.Numerics.PiX2 * step * step * 0.0625 / (Xdim * Ydim);// / Area_step);
for (int i = 0; i < freq.Length; i++)
{
Zr[i] = new Complex[angles.Length];
for (int j = 0; j < angles.Length; j++) Zr[i][j] = new Complex();
}
int ct = 0;
//for (int j = 0; j < angles.Length/2; j++)
Parallel.For(0, (int)Math.Ceiling((double)angles.Length / 2), j =>
{
ct++;
//Rhino.RhinoApp.CommandPrompt = string.Format("Radiation Impedance {0}% complete", Math.Round((double)ct * 200 / (double)angles.Length-1));
//Progress = (double)j / (double)angles.Length;
double k = Utilities.Numerics.PiX2 / C_Sound;
double kt = k * Math.Sin(Math.Abs(angles[j]) * Math.PI / 180);
//Parallel.For(0, (int)(Xdim / step), x =>
//{
for (double x = step / 2; x < Xdim; x += step)
for (double y = step / 2; y < Ydim; y += step)
{
for (double phi = 0; phi < Utilities.Numerics.PiX2; phi += phistep) //Parallel.For(0, 16, phi =>
{
double cosphi = Math.Cos(phi), sinphi = Math.Sin(phi);
for (double x0 = 0; x0 < Xdim; x0 += step)
for (double y0 = 0; y0 < Ydim; y0 += step)
{
if (x == x0 && y == y0) continue;
double xd = x0 - x, yd = y0 - y;
double R = Math.Sqrt(xd * xd + yd * yd);
Complex[] GMM = new Complex[freq.Length];
Complex[] PiMPiM0 = new Complex[freq.Length];
for (int i = 0; i < freq.Length; i++)
{
GMM[i] = Complex.Exp(-Complex.ImaginaryOne * k * freq[i] * R) / (Utilities.Numerics.PiX2 * R);
PiMPiM0[i] = Complex.Exp(Complex.ImaginaryOne * kt * freq[i] * (cosphi * xd + sinphi * yd));
}
for (int i = 0; i < freq.Length; i++)
{
Zr[i][j] += GMM[i] * PiMPiM0[i];
}
}
}
}
//}//);
///multiply by phistep...
///By distributive property, all multipliers moved to outer loop.
for (int i = 0; i < freq.Length; i++)
{
Zr[i][j] *= freq[i] * integral_Mod * step * step;
Zr[i][35 - j] = Zr[i][j];
}
///this is now Zr for a given angle theta.
});
//////////////////////
VisualizationBox B = new VisualizationBox(-90, 90, -30, 10);
double[] rad_eff = new double[angles.Length];
double[] rad_effI = new double[angles.Length];
double[] rad_effM = new double[angles.Length];
B.Show();
double[] ComparisonCurve = new double[angles.Length];
for (int j = 0; j < angles.Length; j++)
{
//angles[j] += 90;
ComparisonCurve[j] = 10 * Math.Log10(1 / (Math.Cos(angles[j] * Math.PI / 180)));
}
for (int i = 0; i < Zr.Length; i++)
{
for (int j = 0; j < angles.Length; j++)
{
rad_eff[j] = 10 * Math.Log10(Zr[i][j].Real / (1.2 * C_Sound));
rad_effI[j] = 10 * Math.Log10(Zr[i][j].Imaginary / (1.2 * C_Sound));
rad_effM[j] = 10 * Math.Log10(Zr[i][j].Magnitude / (1.2 * C_Sound));
}
B.Populate(angles, rad_eff, angles, rad_effI, angles, rad_effM, angles, "Angle of Incidence (theta)", "Radiation Efficiency (dB)", ComparisonCurve, 750, 100);
}
//////////////////////
return Zr;
}
