filter_FIR getFirFilter(int order, double cutOffFrequeny1, double cutOffFrequeny2, int type, WindowingFunction wf)
{
filter_FIR filter = new filter_FIR();
switch (type)
{
case 1: //Low pass
filter = filter.generateLowPass(order, cutOffFrequeny1, wf);
break;
case 2: //High pass
filter = filter.generateHighPass(order, cutOffFrequeny1, wf);
break;
case 3: //Band pass
filter = filter.generateBandPass(order, cutOffFrequeny1, cutOffFrequeny2, wf);
break;
case 4: //Band stop
filter = filter.generateBandStop(order, cutOffFrequeny1, cutOffFrequeny2, wf);
break;
}
return(filter);
}
private void button2_Click(object sender, EventArgs e)
{
List <string> lines = new List <string>();
filter_FIR result = getFirFilter((int)numOrder.Value, (double)numFreq1.Value, (double)numFreq2.Value, FirType, wf);
if (result == null)
{
return;
}
lines.Add("SignalPlant FIR Filter design");
lines.Add("");
lines.Add("Order: " + (int)numOrder.Value);
lines.Add("Frequency 1: " + (double)numFreq1.Value + " Hz");
if (FirType >= 3)
{
lines.Add("Frequency 2: " + (double)numFreq2.Value + " Hz");
}
lines.Add("Windowing function: " + WindowingFunction.windowNames[wf.winType]);
if (WindowingFunction.numParams[wf.winType] > 0)
{
lines.Add("Windowing function parameter: " + wf.winParam);
}
lines.Add("");
lines.Add("-------Coeffitients-----------------");
lines.Add("No. \t Value");
lines.Add("------------------------------------");
for (int i = 0; i < result.coeffs.Count; i++)
{
lines.Add(i + "\t\t" + result.coeffs[i].ToString());
}
string wholeTExt = "";
foreach (string prt in lines)
{
wholeTExt = wholeTExt + "\r\n" + prt;
}
System.Windows.Forms.Clipboard.SetText(wholeTExt);
}
