Loxy getLoxy(double UpDown, ref Base Base)
{
Loxy Result = new Loxy();
if ((Curvextruders != null) && (Curvextruders.Count > 0) && (Curvextruders[0].Count > 3))
{
xyzArray A = new xyzArray();
for (int j = 0; j < Curvextruders[0].Count; j++)
{
A.Add(Curvextruders[0][j].Value(0, UpDown));
}
xyz N = A.normal();
Base = Base.DoComplete(Curvextruders[0][0].Value(0, UpDown), N);
for (int i = 0; i < Curvextruders.Count; i++)
{
xyArray _A = new xyArray();
Result.Add(_A);
for (int j = 0; j < Curvextruders[i].Count; j++)
{
xy P = Base.Relativ(Curvextruders[i][j].Value(0, UpDown)).toXY();
_A.Add(P);
}
if (_A.Count > 0)
{
_A.Add(_A[0]);
}
}
}
return(Result);
}
/// <summary>
/// sets the position of the shaft and of the top.
/// </summary>
/// <param name="Shaft">the shaft</param>
/// <param name="Top">the top</param>
public void SetShaftAndTop(xyz Shaft, xyz Top)
{
Base B = Base.DoComplete(Shaft, Top - Shaft);
this._Transformation = B.ToMatrix();
Size = Top.dist(Shaft);
}
/// <summary>
/// overrides the <see cref="Normal(double, double)"/> method. the direction shows to the left of the curve tangent.
/// </summary>
/// <param name="u"></param>
/// <param name="v"></param>
/// <returns></returns>
public override xyz Normal(double u, double v)
{
Base C = Base.DoComplete(new xyz(0, 0, 0), Direction);
xy Der = Curve.Derivation(u);
xyz P = C.BaseX * Der.x + C.BaseY * Der.y;
return((P & Direction).normalized() * (-1));
}
void CheckBase()
{
if (Curve != null)
{
StandardBase = Base.DoComplete(new xyz(0, 0, 0), Direction);
}
CurveArray = StandardBase.ToMatrix() * _CurveArray;
}