private void modulateButton_Click(object sender, EventArgs e)
{
var carrierFrequency = float.Parse(carrierFrequencyTextBox.Text);
var carrierAmplitude = 1.0f;
var modulationFrequency = float.Parse(modulationFrequencyTextBox.Text);
var modulationIndex = float.Parse(modulationIndexTextBox.Text);
var carrier = new CosineBuilder()
.SetParameter("min", -carrierAmplitude)
.SetParameter("max", carrierAmplitude)
.SetParameter("freq", carrierFrequency)
.OfLength(1024)
.SampledAt(16000)
.Build();
var baseband = new CosineBuilder()
.SetParameter("min", -modulationIndex)
.SetParameter("max", modulationIndex)
.SetParameter("freq", modulationFrequency)
.OfLength(1024)
.SampledAt(16000)
.Build();
switch (_modulationMode)
{
case ModulationMode.Frequency:
_modulated = _modulator.Frequency(baseband, carrierAmplitude, carrierFrequency);
break;
case ModulationMode.Phase:
_modulated = _modulator.Phase(baseband, carrierAmplitude, carrierFrequency);
break;
default:
_modulated = _modulator.Amplitude(carrier, modulationFrequency, modulationIndex);
break;
}
modulatedPlot.Line = _modulated.Samples;
modulatedPlot.Markline = baseband.Samples;
}