public StraightGlulam(Curve curve) : base()
{
Centreline = curve;
//Centreline.Domain.MakeIncreasing();
Plane p;
Centreline.PerpendicularFrameAt(Centreline.Domain.Min, out p);
Orientation = new VectorOrientation(Vector3d.ZAxis);
}
public StraightGlulam(Curve curve, Plane[] planes, bool with_twist = false) : base()
{
Centreline = curve;
//Centreline.Domain.MakeIncreasing();
if (planes == null || planes.Length < 1)
{
Plane plane;
Centreline.PerpendicularFrameAt(Centreline.Domain.Min, out plane);
planes = new Plane[] { plane };
}
if (!Centreline.IsLinear(Tolerance))
{
throw new Exception("StraightGlulam only works with a linear centreline!");
}
List <Vector3d> vectors = new List <Vector3d>();
List <double> parameters = new List <double>();
if (with_twist)
{
double t;
foreach (var plane in planes)
{
Centreline.ClosestPoint(plane.Origin, out t);
parameters.Add(t);
vectors.Add(plane.YAxis);
}
Orientation = new VectorListOrientation(Centreline, parameters, vectors);
}
else
{
var origin = Centreline.PointAtStart;
var x_axis = Vector3d.CrossProduct(planes[0].YAxis, Centreline.TangentAtStart);
var y_axis = Vector3d.CrossProduct(Centreline.TangentAtStart, x_axis);
Orientation = new VectorOrientation(y_axis);
}
}
