public SectionLoop Duplicate()
{
var res = new SectionLoop();
res.Type = Type;
foreach (var i in this)
{
res.Add(i);
}
return(res);
}
private PolyCurve GetPolyCurve(SectionLoop loop)
{
var curve = new PolyCurve();
if (loop.Count < 2)
{
return(curve);
}
// create lines
var lines = new List <Line>();
Point3d p1 = new Point3d(0.0, Points[loop[0]].Y, Points[loop[0]].Z);
for (int i = 1; i < loop.Count; ++i)
{
Point3d p2 = new Point3d(0.0, Points[loop[i]].Y, Points[loop[i]].Z);
lines.Add(new Line(p1, p2));
p1 = p2;
}
// create polycurve
for (int i = 0; i < lines.Count; ++i)
{
var l2 = lines[i];
// create fillet
if (Points[loop[i]].R > 0.0)
{
var l1 = i == 0 ? lines.Last() : lines[i - 1];
var arc = CreateTrimFillet(Points[loop[i]].R, ref l1, ref l2);
if (arc.Radius > 1.0E-3)
{
curve.Append(arc);
}
}
curve.Append(l2);
}
return(curve);
}
public static Section CreateSection(Brep brp, Plane pln)
{
var sec = new Section();
string id = "P101";
var tx = Transform.ChangeBasis(Plane.WorldYZ, Util.SofiSectionBasePlane) * Transform.ChangeBasis(Plane.WorldXY, pln);
int pointIndex = 0;
foreach (var lp in brp.Loops)
{
var crv = lp.To3dCurve();
crv.Transform(tx);
var polyLine = Util.CreatePolyLine(crv);
if (polyLine != null)
{
var secLp = new SectionLoop();
secLp.Type = lp.LoopType == BrepLoopType.Outer ? SectionLoopType.Outer : SectionLoopType.Inner;
foreach (var pt in polyLine)
{
var secPt = new SectionPoint()
{
Id = id,
R = 0,
Y = pt.Y,
Z = pt.Z,
};
id = Util.CountStringUp(id);
secLp.Add(pointIndex++);
sec.Points.Add(secPt);
}
sec.Loops.Add(secLp);
}
}
return(sec);
}