private void ChannelsView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (((DetectedChannel)channelsView.SelectedValue != null) && (((DetectedChannel)channelsView.SelectedValue).ResponseData != null))
{
if (((DetectedChannel)channelsView.SelectedValue).ResponseData.Count > 0)
{
selectedChannel = (DetectedChannel)channelsView.SelectedValue;
DrawChart();
}
}
}
private void rbtnXRangeOther_Checked(object sender, RoutedEventArgs e)
{
XMax = 20000;
XMin = 15;
selectedChannel = (DetectedChannel)channelsView.SelectedValue;
if (selectedChannel != null && selectedChannel.ResponseData.Count > 0)
{
DrawChart(selectedChannel);
//responseCombo.SelectedIndex = 0;
}
}
private void Chbx_Checked(object sender, RoutedEventArgs e)
{
CheckBox ch = sender as CheckBox;
int val = int.Parse(ch.Content.ToString()) - 1;
if (!keys.Contains(val))
{
keys.Add(val);
colors.Add(val, ch.Foreground);
}
selectedChannel = (DetectedChannel)channelsView.SelectedValue;
if (selectedChannel != null && selectedChannel.ResponseData.Count > 0)
{
DrawChart(selectedChannel);
//responseCombo.SelectedIndex = 0;
}
}
private void ChannelsView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (((DetectedChannel)channelsView.SelectedValue != null) && (((DetectedChannel)channelsView.SelectedValue).ResponseData.Count > 0))
{
selectedChannel = (DetectedChannel)channelsView.SelectedValue;
}
foreach (var currentChannel in channelsView.Items)
{
if (((DetectedChannel)currentChannel).EnChannelType == 54)
{
if (((DetectedChannel)currentChannel).ResponseData.Count > 0)
{
subwooferChannel = (DetectedChannel)currentChannel;
}
}
}
DrawChart();
}
private void ChannelsView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
selectedChannel = (DetectedChannel)channelsView.SelectedValue;
if (selectedChannel != null)
{
if (selectedChannel.EnChannelType == 54 || selectedChannel.EnChannelType == 42)
{
rbtnXRangeSubwoower.IsChecked = true;
}
else
{
rbtnXRangeOther.IsChecked = true;
}
if (selectedChannel.ResponseData.Count > 0)
{
DrawChart(selectedChannel);
//responseCombo.SelectedIndex = 0;
}
}
}
private void ChannelsView_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
List <CheckBox> checkBoxes = new List <CheckBox> {
chbx1, chbx2, chbx3, chbx4, chbx5, chbx6, chbx7, chbx8
};
// Disable all the check boxes
foreach (var checkBox in checkBoxes)
{
checkBox.IsEnabled = false;
}
var selectedValue = channelsView.SelectedValue as DetectedChannel;
if (selectedValue != null && selectedValue.ResponseData != null)
{
// Enable the check boxes corresponding to those positions for which the measurement is available
foreach (var measurementPosition in selectedValue.ResponseData)
{
int positionIndex = int.Parse(measurementPosition.Key);
Debug.Assert(positionIndex >= 0 && positionIndex < checkBoxes.Count);
checkBoxes[positionIndex].IsEnabled = true;
}
if (selectedValue.ResponseData.Count > 0)
{
selectedChannel = (DetectedChannel)channelsView.SelectedValue;
DrawChart();
}
}
// Un-check all the disabled check boxes
foreach (var checkBox in checkBoxes)
{
if (!checkBox.IsEnabled && checkBox.IsChecked == true)
{
checkBox.IsChecked = false;
}
}
}
private void PlotLine(DetectedChannel selectedChannel, bool secondaryChannel = false)
{
if (selectedChannel == null)
{
Collection <DataPoint> points = null;
//time domain data
if (selectedAxisLimits == "rbtnXRangeChirp")
{
}
//frequency domain data
else
{
if (secondaryChannel)
{
points = audysseyMultEQReferenceCurveFilter.High_Frequency_Roll_Off_2();
}
else
{
points = audysseyMultEQReferenceCurveFilter.High_Frequency_Roll_Off_1();
}
if (points != null)
{
OxyColor color = OxyColor.FromRgb(255, 0, 0);
LineSeries lineserie = new LineSeries
{
ItemsSource = points,
DataFieldX = "X",
DataFieldY = "Y",
StrokeThickness = 2,
MarkerSize = 0,
LineStyle = LineStyle.Solid,
Color = color,
MarkerType = MarkerType.None,
};
plotModel.Series.Add(lineserie);
}
}
}
else
{
for (int i = 0; i < keys.Count; i++)
{
Collection <DataPoint> points = new Collection <DataPoint>();
string s = keys[i].ToString();
if (!selectedChannel.ResponseData.ContainsKey(s))
{
continue;
}
string[] values = selectedChannel.ResponseData[s];
int count = values.Length;
Complex[] cValues = new Complex[count];
double[] Xs = new double[count];
float sample_rate = 48000;
float total_time = count / sample_rate;
AxisLimit Limits = AxisLimits[selectedAxisLimits];
if (selectedAxisLimits == "rbtnXRangeChirp")
{
Limits.XMax = 1000 * total_time; // horizotal scale: s to ms
for (int j = 0; j < count; j++)
{
double d = Double.Parse(values[j], NumberStyles.AllowExponent | NumberStyles.Float, CultureInfo.InvariantCulture);
points.Add(new DataPoint(1000 * j * total_time / count, d));
}
}
else
{
for (int j = 0; j < count; j++)
{
decimal d = Decimal.Parse(values[j], NumberStyles.AllowExponent | NumberStyles.Float, CultureInfo.InvariantCulture);
Complex cValue = (Complex)d;
cValues[j] = 100 * cValue;
Xs[j] = (double)j / count * sample_rate;
}
MathNet.Numerics.IntegralTransforms.Fourier.Forward(cValues);
int x = 0;
if (radioButtonSmoothingFactorNone.IsChecked.Value)
{
foreach (Complex cValue in cValues)
{
points.Add(new DataPoint(Xs[x++], Limits.YShift + 20 * Math.Log10(cValue.Magnitude)));
if (x == count / 2)
{
break;
}
}
}
else
{
double[] smoothed = new double[count];
for (int j = 0; j < count; j++)
{
smoothed[j] = cValues[j].Magnitude;
}
LinSpacedFracOctaveSmooth(smoothingFactor, ref smoothed, 1, 1d / 48);
foreach (double smoothetResult in smoothed)
{
points.Add(new DataPoint(Xs[x++], Limits.YShift + 20 * Math.Log10(smoothetResult)));
if (x == count / 2)
{
break;
}
}
}
}
OxyColor color = OxyColor.Parse(colors[keys[i]].ToString());
LineSeries lineserie = new LineSeries
{
ItemsSource = points,
DataFieldX = "X",
DataFieldY = "Y",
StrokeThickness = 1,
MarkerSize = 0,
LineStyle = secondaryChannel ? LineStyle.Dot : LineStyle.Solid,
Color = color,
MarkerType = MarkerType.None,
};
plotModel.Series.Add(lineserie);
}
}
}
private void DrawChart(DetectedChannel selectedChannel)
{
if (plot.Model != null && plot.Model.Series != null)
{
plot.Model.Series.Clear();
plot.Model = null;
}
for (int i = 0; i < keys.Count; i++)
{
ObservableCollection <DataPoint> points = new ObservableCollection <DataPoint>();
string s = keys[i].ToString();
string[] values = selectedChannel.ResponseData[s];
int count = values.Length;
Complex[] cValues = new Complex[count];
double[] Xs = new double[count];
float sample_rate = 48000;
float total_time = count / sample_rate;
for (int j = 0; j < count; j++)
{
decimal d = Decimal.Parse(values[j], NumberStyles.AllowExponent | NumberStyles.Float, CultureInfo.InvariantCulture);
Complex cValue = (Complex)d;
cValues[j] = cValue;
Xs[j] = (double)j / count * sample_rate; // units are in kHz
}
Complex[] result = FFT.fft(cValues);
int x = 0;
points.Clear();
double[] smoothed = new double[count];
for (int j = 0; j < count; j++)
{
smoothed[j] = result[j].Magnitude;
}
if (rbtnNo.IsChecked.Value)
{
foreach (Complex cValue in result)
{
//Add data point here
points.Add(new DataPoint(Xs[x], VerticalShift + 20 * Math.Log10(cValue.Magnitude)));
x++;
if (x == count / 2)
{
break;
}
}
}
else
{
LinSpacedFracOctaveSmooth(smoothingFactor, ref smoothed, 1, 1d / 48);
foreach (double smoothetResult in smoothed)
{
points.Add(new DataPoint(Xs[x], VerticalShift + 20 * Math.Log10(smoothetResult)));
x++;
if (x == count / 2)
{
break;
}
}
}
OxyColor color = OxyColor.Parse(colors[keys[i]].ToString());
LineSeries lineserie = new LineSeries
{
ItemsSource = points,
DataFieldX = "x",
DataFieldY = "Y",
StrokeThickness = 1,
MarkerSize = 0,
LineStyle = LineStyle.Solid,
Color = color,
MarkerType = MarkerType.None,
};
plotModel.Series.Add(lineserie);
plotModel.Axes.Clear();
}
if (chbxLogX.IsChecked.Value)
{
plotModel.Axes.Add(new LogarithmicAxis {
Position = AxisPosition.Bottom, Title = "Hz", Minimum = XMin, Maximum = XMax, MajorGridlineStyle = LineStyle.Dot
});
}
else
{
plotModel.Axes.Add(new LinearAxis {
Position = AxisPosition.Bottom, Title = "Hz", Minimum = XMin, Maximum = XMax, MajorGridlineStyle = LineStyle.Dot
});
}
// plotModel.Axes.Add(new LinearAxis { Position = AxisPosition.Left, Title = "dB", MajorGridlineStyle = "Dot", MajorGridlineColor = "LightGray", Maximum = VerticalShift+15, Minimum = VerticalShift-25 });
plotModel.Axes.Add(new LinearAxis {
Position = AxisPosition.Left, Title = "dB", Maximum = VerticalShift + 15, Minimum = VerticalShift - 25, MajorStep = 5, MinorStep = 1, MajorGridlineStyle = LineStyle.Solid
});
plot.Model = plotModel;
}
