private static void WriteSignalDataToCells(SignalData inputData, Worksheet worksheet, int columnIndex)
{
if (inputData != null)
{
worksheet.Cells[0 + RowsOffset, columnIndex].Value = "freq: " + inputData.Frequency.ToString();
worksheet.Cells[1 + RowsOffset, columnIndex].Value = "puls: " + inputData.Pulsation.ToString();
worksheet.Cells[2 + RowsOffset, columnIndex].Value = "samplingRate: " + inputData.SamplingRate.ToString();
worksheet.Cells[3 + RowsOffset, columnIndex].Value = "simulationTime: " + inputData.SimulationTime.ToString();
worksheet.Cells[4 + RowsOffset, columnIndex].Value = "phase: " + inputData.Phase.ToString();
worksheet.Cells[5 + RowsOffset, columnIndex].Value = "ampl: " + inputData.Amplitude.ToString();
worksheet.Cells[6 + RowsOffset, columnIndex].Value = "period: " + inputData.Period.ToString();
}
}
public static void WriteSamples(string path, string excelFileName, List <Sample> samples,
SignalData inputData1, SignalData inputData2 = null, SignalData inputData3 = null, AdditionalSignalData inputData4 = null,
List <Sample> samples1 = null, List <Sample> samples2 = null)
{
Application app = null;
Workbooks workBooks = null;
Workbook workbook = null;
Sheets worksheets = null;
Worksheet worksheet = null;
CreateExcelComponents(out app, out workBooks, out workbook, out worksheets, out worksheet);
WriteSampleValuesToCells(samples, worksheet, FinalSampleValueColumnIndex, SampleDeltaTimeColumnIndex);
WriteSignalDataToCells(inputData1, worksheet, Signal1ColumnDataIndex);
WriteSignalDataToCells(inputData2, worksheet, Signal2ColumnDataIndex);
WriteSignalDataToCells(inputData3, worksheet, Signal3ColumnDataIndex);
WriteAdditionalDataToCells(inputData4, worksheet, AdditionalDataColumnIndex);
WriteSampleValuesToCells(samples1, worksheet, Sample1ValueColumnIndex, 0);
WriteSampleValuesToCells(samples2, worksheet, Sample2ValueColumnIndex, 0);
SaveAndRelease(path, excelFileName, app, workBooks, workbook, worksheets, worksheet);
}
/// <summary>
/// Generator wartosci liczbowych, dla zadanych parametrow.
/// Realizuje funkcje: x(t) = A * sin(omega + fi), gdzie: omega = 2 * PI * f.
/// /// </summary>
/// <param name="ampl">Amplituda (najwieksze wychylenie).</param>
/// <param name="frequency">Czestotliwosc (czestosc) probkowania. Wyrazana w [Hz]. Czestotliwosc 1 herca odpowiada wystepowaniu jednego cyklu (zdarzenia) w ciagu 1s.</param>
/// <param name="period">Okres T. Czas, w ktorym zachodzi jeden cykl drgañ. </param>
/// <param name="phase"> Faza poczatkowa. </param>
/// <returns>Zwraca ciag liczbowy. Kazda wartosc ciagu nazywa sie probka.</returns>
public static List <Sample> GenerateSamples(double ampl, double frequency, out SignalData input, double phase = 0)
{
if (GlobalSamplingRate < frequency * 2)
{
throw new Exception($"Czestotliwosc probkowania musi byc co najmniej 2x wieksza niz dwukrotnosc czestotliwosci sygnalu. Zadana nieprawidlowa czestotliwosc: {frequency}");
}
List <Sample> samples = new List <Sample>();
//this is unsused, just for the output data
double period = 1 / frequency;
double pulsation = 2 * Math.PI * frequency;
double deltaTime = GlobalSimulationTimeSeconds / GlobalSamplingRate;
double time = deltaTime;
for (int sample = 1; sample <= GlobalSamplingRate; sample++)
{
var sampleValue = ampl * Math.Sin(pulsation * time + phase);
samples.Add(new Sample(sampleValue, time));
time += deltaTime;
}
input = new SignalData()
{
Frequency = frequency,
Pulsation = pulsation,
SimulationTime = GlobalSimulationTimeSeconds,
SamplingRate = GlobalSamplingRate,
Phase = phase,
Amplitude = ampl,
Period = period
};
return(samples);
}
public static void WriteSignalDataAndDFTResult(string path, string excelFileName, FourierResult dftResult, SignalData inputData1 = null, SignalData inputData2 = null)
{
Application app = null;
Workbooks workBooks = null;
Workbook workbook1 = null;
Sheets worksheets = null;
Worksheet worksheet = null;
CreateExcelComponents(out app, out workBooks, out workbook1, out worksheets, out worksheet);
WriteDFTResultToCells(dftResult, worksheet, DFTRealColumnIndex, DFTImaginaryColumnIndex, DFTRealAndImaginarySummedColumnIndex);
WriteSignalDataToCells(inputData1, worksheet, Signal1ColumnDataIndex);
WriteSignalDataToCells(inputData2, worksheet, Signal2ColumnDataIndex);
SaveAndRelease(path, excelFileName, app, workBooks, workbook1, worksheets, worksheet);
}