public Point3D ClosestPoint(Point3D point)
{
Vector3D pv = point.ToVector();
double d = Normal.DotProduct(pv - Point.ToVector());
return((pv - (Normal * d)).ToPoint());
}
public Point3D ClosestPoint(Point3D point)
{
double n = (point.ToVector() - Point.ToVector()).DotProduct(Vector);
double d = Vector.Length();
return(Point + (Vector * (n / d)));
}
public Plane3D(Point3D a, Point3D b, Point3D c)
{
Vector3D av = a.ToVector();
Vector3D bv = b.ToVector();
Vector3D cv = c.ToVector();
_normal = (bv - av).CrossProduct(cv - av).Normalize();
_point = a;
}
public Point3D ClosestPoint(Point3D point)
{
Vector3D pv = point.ToVector();
double d = Normal.DotProduct(pv - Point.ToVector());
return (pv - (Normal * d)).ToPoint();
}
public Plane3D(Point3D a, Point3D b, Point3D c)
{
Vector3D av = a.ToVector();
Vector3D bv = b.ToVector();
Vector3D cv = c.ToVector();
_normal = (bv - av).CrossProduct(cv - av).Normalize();
_point = a;
}
public Point3D ClosestPoint(Point3D point)
{
double n = (point.ToVector() - Point.ToVector()).DotProduct(Vector);
double d = Vector.Length();
return Point + (Vector * (n / d));
}