public static double GetElevationAtPoint(this FeatureLine featureLine, Point3d point)
{
Point3dCollection points = featureLine.GetPoints(FeatureLinePointType.AllPoints);
//Se if point already exists
foreach (Point3d point3d in points)
{
if (point3d.X == point.X && point3d.Y == point.Y)
{
return(point3d.Z);
}
}
double targetParam = featureLine.GetParameterAtPoint(point);
Point3d lastPoint = Point3d.Origin;
//if not find closest point and interpolate between
for (int i = 0; i < points.Count; i++)
{
Point3d testPoint = points[i];
double param = featureLine.GetParameterAtPoint(testPoint);
if (targetParam < param)
{
break;
}
lastPoint = testPoint;
}
double additionalDistance = Math.Sqrt(Math.Pow(point.X - lastPoint.X, 2) + Math.Pow(point.Y - lastPoint.Y, 2));
double grade = featureLine.GetGradeOutAtPoint(lastPoint);
return(lastPoint.Z + grade * additionalDistance);
}
public IReadOnlyList <DepthPoint> CalculateDepths(SoilSurfaceContainer soilSurfaceContainer)
{
// TODO: Add code for more than just the centre line
// TODO: Add tree ring code
FeatureLine existingLine = soilSurfaceContainer.GetFeatureLine(this.BaseObject, soilSurfaceContainer.ExistingGround);
FeatureLine proposedLine = soilSurfaceContainer.GetFeatureLine(this.BaseObject, soilSurfaceContainer.ProposedGround);
List <Point3d> elevationPoints = GetPointsOfElevationChange(soilSurfaceContainer, existingLine, proposedLine);
List <DepthPoint> depthPoints = new List <DepthPoint>();
foreach (Point3d elevationPoint in elevationPoints)
{
DepthPoint dp = new DepthPoint()
{
DistanceParameter = existingLine.GetParameterAtPoint(elevationPoint),
RequiredDepth = soilSurfaceContainer.GetDepthAtPoint(elevationPoint, existingLine, proposedLine)
};
depthPoints.Add(dp);
}
return(depthPoints.OrderBy(x => x.DistanceParameter).ToList());
}
