private void ConstructPlot2()
{
if (DataSource != null)
{
var BHPChartValues = new ChartValues <ScatterPoint>();
var dPdGChartValues = new ChartValues <ScatterPoint>();
var GdPdGChartValues = new ChartValues <ScatterPoint>();
var SelectedData = DataSource.Where((x) => x.Time >= EndPumping && x.Time <= EndDecline);
foreach (var log in SelectedData)
{
var InitialTime = SelectedData.ElementAt(0).Time;
var DeltaT = (log.Time - InitialTime) / InitialTime;
var gDtD = (1 + DeltaT) * (Math.Asin(Math.Pow((1 + DeltaT), -0.5)) + Math.Pow(DeltaT, 0.5));
var xValue = 4 / Math.PI * (gDtD - Math.PI / 2);
var BHPPoint = new ScatterPoint();
BHPPoint.X = xValue;
BHPPoint.Y = log.SurfacePressure + Phydrostatic;
BHPPoint.Weight = 1;
BHPChartValues.Add(BHPPoint);
}
for (int i = 0; i < BHPChartValues.Count - 2; i++)
{
var tempDPDG = (BHPChartValues.ElementAt(i).Y - BHPChartValues.ElementAt(i + 2).Y) /
(BHPChartValues.ElementAt(i + 2).X - BHPChartValues.ElementAt(i).X);
var dPdGPoint = new ScatterPoint();
dPdGPoint.X = BHPChartValues.ElementAt(i).X;
dPdGPoint.Y = tempDPDG;
dPdGPoint.Weight = 1;
dPdGChartValues.Add(dPdGPoint);
}
for (int i = 0; i < dPdGChartValues.Count; i++)
{
var tempGDPDG = dPdGChartValues.ElementAt(i).Y *dPdGChartValues.ElementAt(i).X;
var GdPdGPoint = new ScatterPoint();
GdPdGPoint.X = dPdGChartValues.ElementAt(i).X;
GdPdGPoint.Y = tempGDPDG;
GdPdGPoint.Weight = 1;
GdPdGChartValues.Add(GdPdGPoint);
}
PlotTwoSeries = new SeriesCollection
{
new ScatterSeries
{
Values = BHPChartValues,
MinPointShapeDiameter = 5,
MaxPointShapeDiameter = 5,
Title = "BHP",
ScalesYAt = 0,
Fill = Brushes.Red
},
new ScatterSeries
{
Values = dPdGChartValues,
MinPointShapeDiameter = 5,
MaxPointShapeDiameter = 5,
Title = "dP/dG",
ScalesYAt = 1,
Fill = Brushes.Blue
},
new ScatterSeries
{
Values = GdPdGChartValues,
MinPointShapeDiameter = 5,
MaxPointShapeDiameter = 5,
Title = "GdP/dG",
ScalesYAt = 1,
Fill = Brushes.Green
}
};
}
}
