public ConversionViewModel(SignalViewModel first)
{
firstSignalViewModel = first;
secondSignalViewModel = new SignalViewModel();
SamplingFrequency = new FunctionAttribute <int>(10, false, 1, 5000, "SAMPLING FREQUENCY");
QuantizationBits = new FunctionAttribute <int>(3, false, 2, 10, "QUANTIZATION BITS");
QuantizationLevels = new FunctionAttribute <int>(8, false, 2, 1024, "QUANTIZATION LEVELS");
AttributesBinding.BindAttributesTwoWay(QuantizationLevels, QuantizationBits, new LogarithmConverter());
NumberOfSamples = new FunctionAttribute <int>(5, false, 2, 500, "NUMBER OF SAMPLES");
AnalogToDigitalConversionOperations = new List <string> {
"UNIFORM SAMPLING", "UNIFORM QUANTIZATION"
};
DigitalToAnalogConversionOperations = new List <string> {
"ZERO-ORDER HOLD", "SINC RECONSTRUCTION"
};
Operation = string.Empty;
MaximumDifference = new Parameter(0.0d, "MAXIMUM DIFFERENCE");
SignalToNoiseRatio = new Parameter(0, "SIGNAL TO NOISE RATIO");
MeanSquaredError = new Parameter(0, "MEAN SQUARED ERROR");
PeakSignalToNoiseRatio = new Parameter(0, "PEAK SIGNAL TO NOISE RATIO");
Attributes = new List <FunctionAttribute <int> >(
new[] { SamplingFrequency, QuantizationLevels, QuantizationBits, NumberOfSamples });
ConversionMetrics = new List <Parameter>(new[]
{ MeanSquaredError, MaximumDifference, SignalToNoiseRatio, PeakSignalToNoiseRatio });
FirstSignalData.Continuous.PropertyChanged += (sender, args) => OnPropertyChanged(nameof(IsSignalAnalog));
}
public CompositionViewModel(SignalViewModel first, SignalViewModel second)
{
firstSignalViewModel = first;
secondSignalViewModel = second;
firstSignalViewModel.SignalGenerated += SignalsGenerated;
secondSignalViewModel.SignalGenerated += SignalsGenerated;
}
public MainViewModel()
{
FirstSignalViewModel = new SignalViewModel();
SecondSignalViewModel = new SignalViewModel();
CompositionViewModel = new CompositionViewModel(FirstSignalViewModel, SecondSignalViewModel);
ConversionViewModel = new ConversionViewModel(FirstSignalViewModel);
ConvolutionFiltrationCorrelationViewModel =
new ConvolutionFiltrationCorrelationViewModel(FirstSignalViewModel);
DistanceSensorViewModel = new DistanceSensorViewModel();
TransformViewModel = new TransformViewModel(FirstSignalViewModel.SignalData);
}
public ConvolutionFiltrationCorrelationViewModel(SignalViewModel first)
{
firstSignalViewModel = first;
SecondSignalData = new FunctionData();
filter = new Filter();
filters = new Dictionary <FilterType, string>();
filters.Add(FilterType.LowPassFilter, "LOW-PASS FILTER");
filters.Add(FilterType.HighPassFilter, "HIGH-PASS FILTER");
selectedFilter = FilterType.LowPassFilter;
window = new RectangularWindow();
windows = new List <IWindow>(new IWindow[]
{ new RectangularWindow(), new HanningWindow() /*, new HammingWindow(), new BlackmanWindow()*/ });
filterOrder = new FunctionAttribute <int>(5, true, 1, 500, "FILTER ORDER");
cutoffFrequency = new FunctionAttribute <double>(400.0d, true, 10.0d, 25000.0d, "CUTOFF FREQUENCY");
Attributes = new List <object>(new[] { filterOrder, (object)cutoffFrequency });
firstSignalViewModel.SignalGenerated += (sender, args) => FilterCommand.RaiseCanExecuteChanged();
}