public AirfoilPreviewCurveConverter(Airfoil.Airfoil airfoil, Size previewRegionSize)
{
outlineCurve = PairedPoint.convertToPointArray(airfoil.airfoilCurve, PairedPoint.Direction.FromUpperTrailing);
camberCurve = airfoil.camberLine;
drawingRegionSize = previewRegionSize;
}
public Airfoil.Airfoil getAirfoil(int N)
{
//
// Divide into upper and lower part
//
List <Point> upperList = new List <Point>();
List <Point> lowerList = new List <Point>();
var le = sourcePoints.min(PointExtensions.Axis.X);
var leIndex = sourcePoints.find((Point)le);
for (var i = leIndex; i >= 0; --i)
{
upperList.Add(sourcePoints[i]);
}
for (var i = leIndex; i < sourcePoints.Length; ++i)
{
lowerList.Add(sourcePoints[i]);
}
//
// Interpolate upper and lower point to rearrage each points equidistantly.
//
var upperInterpolator = new LinearInterpolator(upperList.ToArray());
var lowerInterpolator = new LinearInterpolator(lowerList.ToArray());
var upperPoints = upperInterpolator.curveByConstantX(N);
var lowerPoints = lowerInterpolator.curveByConstantX(N);
var points = new List <PairedPoint>();
for (var i = 0; i < N; ++i)
{
points.Add(new PairedPoint(upperPoints[i].X, upperPoints[i].Y, lowerPoints[i].Y));
}
var airfoil = new Airfoil.Airfoil(points.ToArray());
airfoil.name = csv?.valueName;
return(airfoil);
}
public void setAirfoil(Airfoil.Airfoil airfoil)
{
outlineCurve = PairedPoint.convertToPointArray(airfoil.airfoilCurve, PairedPoint.Direction.FromUpperTrailing);
camberCurve = airfoil.camberLine;
}
