public static double DistancePointLine3D(clsPoint3d p1, clsLine3d l1)
{
//Distance between 3D point and truncated 3D line
clsPoint3d p3d = new clsPoint3d();
double l = 0;
p3d = ProjectPoint(p1, l1);
l = l1.Lambda(p3d);
if (l < 0)
{
return(p1.Dist(l1.P1));
}
if (l > 1)
{
return(p1.Dist(l1.P2));
}
return(p1.Dist(p3d));
}
public double DistanceToShortLine(clsPoint3d pt1)
{
clsPoint3d pt2 = default(clsPoint3d);
pt2 = mdlGeometry.ProjectPoint(pt1, this);
if (Lambda(pt2) < 0)
{
pt2 = P1;
}
if (Lambda(pt2) > 1)
{
pt2 = P2;
}
if (mdlGeometry.IsSameDbl(Length, 0))
{
pt2 = P1;
}
return(pt1.Dist(pt2));
}