void CreateSeries()
{
if (series != null)
{
return;
}
if (selection == null)
{
return;
}
IMeasurements m = selection;
if (m.Count < 2)
{
return;
}
double[][] d = new double[][] { (double[])m[0].Parameter(), (double[])m[1].Parameter() };
series = new DataPerformer.Series();
ser = new Chart.Drawing.Series.SimpleSeries();
int n = d[0].Length;
for (int i = 0; i < n; i++)
{
double x = d[0][i];
double y = d[1][i];
series.AddXY(x, y);
ser.AddXY(x, y);
}
}
private void ShowTransient()
{
double step = 1 / (30 * max);
double eps = 0.001;
double coeff = clone.Coefficient;
if (coeff <1 & coeff> 1e-15)
{
eps *= coeff;
}
double a = 0;
if (min > 0)
{
a = 1 / min;
}
Chart.Drawing.Series.SimpleSeries ss = new Chart.Drawing.Series.SimpleSeries();
double t = 0;
double ed = 1;
double y1 = 0;
IDifferentialEquationsSystem sys = clone;
int maxm = 0;
while (true)
{
++maxm;
if (maxm > 10000)
{
break;
}
double te = t + step;
clone.Step(t, te, 1);
double y = clone.Output;
t = te;
ss.AddXY(t, y);
double ep = y - coeff;
if (!transform.IsStable)
{
if (t > 10 * a)
{
break;
}
}
if (Math.Abs(ep) < eps & Math.Abs(ed) < eps & t > (3 * a))
{
break;
}
ed = (y1 - y) / step;
y1 = y;
}
userControlChartTransient.AddSeries(ss, Color.Red);
}
private void ShowFreq()
{
for (int i = 1; i < 3; i++)
{
UserControlChart chart = charts[i];
chart.RemoveAll();
chart.Coordinator = new SimpleCoordinator(5, 5, chart.Performer);
}
Chart.Drawing.Series.SimpleSeries sa = new Chart.Drawing.Series.SimpleSeries();
Chart.Drawing.Series.SimpleSeries sp = new Chart.Drawing.Series.SimpleSeries();
freqstep = maxfreq / 400;
double maxamp = 0;
double coeff = clone.HighFrequecyCoefficient;
int max = 0;
for (int i = 0; ; i++)
{
++max;
if (max > 10000)
{
break;
}
double a = (double)i * freqstep;
double amp;
double ph;
clone.GetFrequencyCharacteristics(a, out amp, out ph);
if (a > maxfreq & ((Math.Abs(amp - coeff) < 0.01 * Math.Abs(maxamp - coeff))
| amp > maxamp))
{
break;
}
if (amp > maxamp)
{
maxamp = amp;
}
sa.AddXY(a / (2 * Math.PI), amp);
sp.AddXY(a / (2 * Math.PI), 180 * ph / Math.PI);
}
Chart.Drawing.Series.SimpleSeries[] ss = new Chart.Drawing.Series.SimpleSeries[] { sa, sp };
for (int i = 0; i < 2; i++)
{
charts[i + 1].AddSeries(ss[i], Color.Red);
}
}
DataPerformer.Series CreateSeries(BitmapGraphSelection selection)
{
IMeasurements m = selection;
if (m.Count < 2)
{
return(null);
}
double[][] d = new double[][] { (double[])m[0].Parameter(), (double[])m[1].Parameter() };
DataPerformer.Series series = new DataPerformer.Series();
Chart.Drawing.Series.SimpleSeries ser = new Chart.Drawing.Series.SimpleSeries();
int n = d[0].Length;
for (int i = 0; i < n; i++)
{
double x = d[0][i];
double y = d[1][i];
series.AddXY(x, y);
ser.AddXY(x, y);
}
return(series);
}
private void ShowLog()
{
if (clone == null)
{
return;
}
for (int i = 1; i < 3; i++)
{
UserControlChart chart = charts[i];
chart.RemoveAll();
LogarithmCoordinator coord = new LogarithmCoordinator(chart.Performer);
coord.LogX = true;
if (i == 1)
{
coord.LogY = true;
}
chart.Coordinator = coord;
}
double ml = Math.Log10(maxfreq);
//double step = ml / 400;
Chart.Drawing.Series.SimpleSeries sa = new Chart.Drawing.Series.SimpleSeries();
Chart.Drawing.Series.SimpleSeries sp = new Chart.Drawing.Series.SimpleSeries();
double dec = 100;
double minlog = -3;
if (minfreq > 0)
{
minlog = Math.Log10(minfreq);
}
double step = Math.Log10(dec) / 400;
double logpi = Math.Log10(2 * Math.PI);
double maxamp = 0;
double coeff = clone.HighFrequecyCoefficient;
int max = 0;
for (int i = 1; ; i++)
{
++max;
if (max > 10000)
{
break;
}
double x = (double)i * step + minlog;
double f = Math.Pow(10, x);
double amp;
double ph;
clone.GetFrequencyCharacteristics(f, out amp, out ph);
if (amp > maxamp)
{
maxamp = amp;
}
if (f > maxfreq & ((Math.Abs(amp - coeff) < 0.01 * Math.Abs(maxamp - coeff))
| amp > maxamp))
{
break;
}
amp = Math.Log10(amp);
double fr = x - logpi;
sa.AddXY(fr, amp);
sp.AddXY(fr, 180 * ph / Math.PI);
}
Chart.Drawing.Series.SimpleSeries[] ss = new Chart.Drawing.Series.SimpleSeries[] { sa, sp };
for (int i = 0; i < 2; i++)
{
charts[i + 1].AddSeries(ss[i], Color.Red);
}
}