/// <inheritdoc/>
public void Recompute(bool collectStatistics)
{
//Spike leak handling
if (OutputData._spikingSignal > 0)
{
//Spike during previous cycle, so reset the counter
OutputData._afterFirstSpike = true;
OutputData._spikeLeak = 0;
}
++OutputData._spikeLeak;
double normalizedActivation;
if (_activationFn.TypeOfActivation == ActivationType.Spiking)
{
//Spiking activation
AFSpikingBase af = (AFSpikingBase)_activationFn;
OutputData._spikingSignal = af.Compute(_tStimuli);
//OutputData._analogSignal = OutputData._spikingSignal;
_activationState = af.InternalState;
normalizedActivation = OutputRange.Rescale(af.InternalState, af.InternalStateRange).Bound(OutputRange.Min, OutputRange.Max);
OutputData._analogSignal = normalizedActivation;
}
else
{
//Analog activation
_activationState = (_analogRetainmentStrength * _activationState) + (1d - _analogRetainmentStrength) * _activationFn.Compute(_tStimuli);
normalizedActivation = OutputRange.Rescale(_activationState, _activationFn.OutputRange).Bound(OutputRange.Min, OutputRange.Max);
double activationDifference = _histActivationsQueue == null ? ((normalizedActivation - OutputData._analogSignal)) : (_histActivationsQueue.Full ? (normalizedActivation - _histActivationsQueue.Dequeue()) : (normalizedActivation - 0.5d));
//Firing event decision
bool firingEvent = activationDifference > _analogFiringThreshold;
//Enqueue last normalized activation
_histActivationsQueue?.Enqueue(normalizedActivation);
//New output data
OutputData._analogSignal = normalizedActivation;
OutputData._spikingSignal = firingEvent ? 1d : 0d;
}
//Update predictors
_predictorsProvider?.Update(_activationState, normalizedActivation, (OutputData._spikingSignal > 0));
//Update statistics
if (collectStatistics)
{
Statistics.Update(_iStimuli, _rStimuli, _tStimuli, _activationState, OutputData._analogSignal, OutputData._spikingSignal);
}
return;
}
public override string ToString()
{
var members = new List <string>();
members.Add(Constructor);
members.AddRange(InputRange.Select(GetInputAccessor));
members.Add(AllInputsAccessor);
members.AddRange(OutputRange.Select(GetOutputAccessor));
members.Add(AllOutputsAccessor);
members.Add(AsTupleMethod);
members.Add(SendMethod);
return($@"namespace Refactoring.Pipelines.InputsAndOutputs
{{
public class {ClassName}<{CommaSeparated(InputTypeParameters)}, {CommaSeparated(OutputTypeParameters)}>
{{
private readonly InputsAndOutputs _inputsAndOutputs;
{members.JoinWith("\n")}
}}
}}
");
}
private void btnExport_Click(object sender, RoutedEventArgs e)
{
// load document
while (true)
{
try
{
if (fpFile.SelectedFile == null)
{
using (Stream stream = this.GetType().Assembly.GetManifestResourceStream(@"PdfDocumentSourceSamples.Resources.DefaultDocument.pdf"))
pdfDocumentSource.LoadFromStream(stream);
}
else
{
pdfDocumentSource.LoadFromFile(fpFile.SelectedFile.FullName);
}
break;
}
catch (PdfPasswordException)
{
var password = PasswordWindow.DoEnterPassword(fpFile.SelectedFile.FullName);
if (password == null)
{
return;
}
pdfDocumentSource.Credential.Password = password;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
}
//
OutputRange outputRange;
if (rbtnPagesAll.IsChecked.Value)
{
outputRange = OutputRange.All;
}
else
{
if (!OutputRange.TryParse(tbPagesRange.Text, out outputRange))
{
MessageBox.Show("Invalid range of pages.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
}
// execute action
ExportProvider ep = (ExportProvider)((C1ComboBoxItem)cbExportFilter.SelectedItem).Tag;
saveFileDialog.DefaultExt = "." + ep.DefaultExtension;
saveFileDialog.FileName = (fpFile.SelectedFile == null ? "DefaultDocument" : System.IO.Path.GetFileName(fpFile.SelectedFile.FullName)) + "." + ep.DefaultExtension;
saveFileDialog.Filter = String.Format("{0} (*.{1})|*.{1}|All files (*.*)|*.*", ep.FormatName, ep.DefaultExtension);
bool?dr = saveFileDialog.ShowDialog();
if (!dr.HasValue || !dr.Value)
{
return;
}
try
{
var exporter = ep.NewExporter();
exporter.ShowOptions = false;
exporter.Preview = true;
exporter.FileName = saveFileDialog.FileName;
exporter.Range = outputRange;
pdfDocumentSource.Export(exporter);
MessageBox.Show("Document was successfully exported.", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
private void btnPrint_Click(object sender, RoutedEventArgs e)
{
if (cbPrinter.SelectedItem == null)
{
MessageBox.Show("Please select a printer.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
// load document
while (true)
{
try
{
if (fpFile.SelectedFile == null)
{
using (Stream stream = this.GetType().Assembly.GetManifestResourceStream(@"PdfDocumentSourceSamples.Resources.DefaultDocument.pdf"))
pdfDocumentSource.LoadFromStream(stream);
}
else
{
pdfDocumentSource.LoadFromFile(fpFile.SelectedFile.FullName);
}
break;
}
catch (PdfPasswordException)
{
var password = PasswordWindow.DoEnterPassword(fpFile.SelectedFile.FullName);
if (password == null)
{
return;
}
pdfDocumentSource.Credential.Password = password;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
}
//
OutputRange outputRange;
if (rbtnPagesAll.IsChecked.Value)
{
outputRange = OutputRange.All;
}
else
{
if (!OutputRange.TryParse(tbPagesRange.Text, out outputRange))
{
MessageBox.Show("Invalid range of pages.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
}
try
{
C1PrintOptions po = new C1PrintOptions();
po.PrintQueue = (PrintQueue)((C1ComboBoxItem)cbPrinter.SelectedItem).Tag;
po.OutputRange = outputRange;
pdfDocumentSource.Print(po);
MessageBox.Show("Document was successfully printed.", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
