private void ProcessStream1D(NodeSystemLib2.FormatData1D.InputPortData1D port)
{
var _buffer = port.Read();
WriterObject writer = null;
Stream1DWriter stream = null;
if (_recording)
{
writer = _writers[port];
stream = (Stream1DWriter)writer.Writer;
}
foreach (var sample in _buffer.ZipWithValueInput(_portEn))
{
if (sample.Scalar >= 0.5 && !_recording)
{
_firstWrittenSampleTime = sample.Stamp;
StartRecording();
writer = _writers[port];
stream = (Stream1DWriter)writer.Writer;
}
else if (sample.Scalar < 0.5 && _recording)
{
EndRecording();
}
if (_recording)
{
stream.WriteSample(sample.Sample);
writer.SetNewStamp(sample.Stamp);
}
}
}
private void Recorder2_PortConnectionChanged(object sender, ConnectionModifiedEventArgs e)
{
if (changingConnections)
{
return;
}
changingConnections = true;
UpdateInputPorts();
var dataInputs = InputPorts.OfType <NodeSystemLib2.FormatData1D.InputPortData1D>();
if (dataInputs.All(d => d.Connection != null))
{
var p = new NodeSystemLib2.FormatData1D.InputPortData1D(this, $"DIn {dataInputs.Count() + 1}");
AddPort(p, EnablePortIndex);
}
var valueInputs = InputPorts.OfType <NodeSystemLib2.FormatValue.InputPortValueDouble>().Except(new [] { _portEn });
if (valueInputs.All(d => d.Connection != null))
{
var p = new NodeSystemLib2.FormatValue.InputPortValueDouble(this, $"VIn {valueInputs.Count() + 1}");
AddPort(p, EnablePortIndex);
}
changingConnections = false;
}
public Recorder2(Graph g) : base("Recorder 2", g)
{
_firstDataIn = new NodeSystemLib2.FormatData1D.InputPortData1D(this, "DIn 1");
_firstValueIn = new NodeSystemLib2.FormatValue.InputPortValueDouble(this, "VIn 1");
_portEn = new NodeSystemLib2.FormatValue.InputPortValueDouble(this, "En");
this.PortConnectionChanged += Recorder2_PortConnectionChanged;
}
public MetricAnalogOutput(NidaqSingleton.Device device, NidaqSingleton.Channel channel, Graph g)
: base("AO " + channel.Path, g, UniquenessBy(channel))
{
_portIn = new NodeSystemLib2.FormatData1D.InputPortData1D(this, "In");
Channel = channel;
Device = device;
Session = NidaqSingleton.Instance.AddToSession(this);
}
private void UpdateDisplay(NodeSystemLib2.FormatData1D.InputPortData1D port)
{
labelTime.Text = "Time: " + port.Time.AsTimeSpan().ToString("c");
if (port.Capacity == 0)
{
SetPercent(0);
}
else
{
SetPercent(port.Available / (double)port.Capacity);
}
}
public MetricFFT(Graph graph) : base("FFT", graph)
{
_portOut = new NodeSystemLib2.FormatDataFFT.OutputPortDataFFT(this, "out");
_portInp = new NodeSystemLib2.FormatData1D.InputPortData1D(this, "in");
_portInp.SamplerateChanged += (s, e) => _portOut.Samplerate = _portInp.Samplerate;
_attrFFTSize = new NodeSystemLib2.Generic.NodeAttributes.AttributeValueInt(this, "FFT Size", "Samples",
(x) => x < 2 ? 2 : (int)Math.Pow(2, Math.Round(Math.Log(x, 2)))
);
_attrFFTSize.SetRuntimeReadonly();
_attrFFTSize.Changed += (s, e) => _portOut.FFTSize = _attrFFTSize.TypedGet();
_attrFFTSize.Set(512);
}
private void CreateLine(PortDataType type)
{
Func <int> PortCount = () => _lines.Count(l => l.Port.DataType.Equals(type));
RecorderLine line = null;
if (type == PortDataTypes.TypeIdValueDouble)
{
var port = new NodeSystemLib2.FormatValue.InputPortValueDouble(this, $"{_portTypePrefix[type]}{PortCount()}");
line = new RecorderLineValue(port, this);
}
else if (type == PortDataTypes.TypeIdSignal1D)
{
var port = new NodeSystemLib2.FormatData1D.InputPortData1D(this, $"{_portTypePrefix[type]}{PortCount()}");
line = new RecorderLine1D(port, this);
}
else
{
throw new ArgumentException(nameof(type));
}
line.Port.ConnectionChanged += LineStateChanged;
_lines.Add(line);
}
public Accumulator(Graph g) : base(g)
{
Name = "Accumulator";
_portIn = new NodeSystemLib2.FormatData1D.InputPortData1D(this, "In");
}
public RecorderLine1D(NodeSystemLib2.FormatData1D.InputPortData1D port, Recorder3 parent) : base(port, parent)
{
}
private void _attrFuncName_Changed(object sender, AttributeChangedEventArgs e)
{
for (int i = InputPorts.Count - 1; i >= 0; i--)
{
RemovePort(InputPorts[i]);
}
for (int i = OutputPorts.Count - 1; i >= 0; i--)
{
RemovePort(OutputPorts[i]);
}
if (string.IsNullOrEmpty(_attrFuncName.TypedGet()))
{
return;
}
if (_matlab == null)
{
if (!TryFindMatlab())
{
Parent.Context.Notify(new GraphNotification(GraphNotification.NotificationType.Warning, "No matlab instance found. Make sure to enable the automation server:\nenableservice('AutomationServer', true)"));
return;
}
}
var funcHeader = FindFunction();
if (funcHeader == null)
{
Parent.Context.Notify(new GraphNotification(GraphNotification.NotificationType.Warning, $"Function {_attrFuncName.TypedGet()} not found or uses unsupported syntax in function header"));
return;
}
foreach (var param in funcHeader.Parameters)
{
if (param.StartsWith("data"))
{
var port = new NodeSystemLib2.FormatData1D.InputPortData1D(this, param.Substring("data".Length));
port.SamplerateChanged += Port_SamplerateChanged;
}
else if (param.StartsWith("value"))
{
new NodeSystemLib2.FormatValue.InputPortValueDouble(this, param.Substring("value".Length));
}
else
{
Parent.Context.Notify(new GraphNotification(GraphNotification.NotificationType.Warning, $"Unknown type of port: {param}"));
}
}
foreach (var param in funcHeader.ReturnValues)
{
if (param.StartsWith("data"))
{
new NodeSystemLib2.FormatData1D.OutputPortData1D(this, param.Substring("data".Length));
}
else if (param.StartsWith("value"))
{
new NodeSystemLib2.FormatValue.OutputPortValueDouble(this, param.Substring("value".Length));
}
else if (param.StartsWith("used_"))
{
// used count
}
else
{
Parent.Context.Notify(new GraphNotification(GraphNotification.NotificationType.Warning, $"Unknown type of return value: {param}"));
}
}
}