private bool CreateSectionSweeps(List <ResultElement> res, string loadComb, bool showDeformed, double sFac) { // Clear lists ResetDrawingData(); List <Point3d> pts = new List <Point3d>(); // Points to create curve from List <Brep> sSweeps = new List <Brep>(res.Count); foreach (ResultElement re in res) { List <Curve> crvs; List <Curve> sweepCrvs = new List <Curve>(); // Start and end caps List <Curve> sCap = new List <Curve>(); List <Curve> eCap = new List <Curve>(); if (CrossSectionCasts.GetSectionPropertyCrvs(re.SectionPropertyString, out crvs)) { pts.Clear(); // Create rail Curve rail; if (showDeformed) { for (int i = 0; i < re.pos.Count; i++) { Point3d pt = CalcDeformedPosition(re, i, loadComb, sFac); // Add points to list pts.Add(pt); } rail = Curve.CreateInterpolatedCurve(pts, 3); } else { // Add points to list for transform of curves to positions for (int i = 0; i < re.pos.Count; i++) { pts.Add(CalcUndeformedPosition(re, i)); } rail = (Curve) new Line(re.sPos, re.ePos).ToNurbsCurve(); } foreach (Curve crv in crvs) { // Rotation to local coordinates Transform rotTrans = Transform.Rotation(Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, re.LocalX, re.LocalY, re.elNormal); crv.Transform(rotTrans); sweepCrvs.Clear(); for (int i = 0; i < re.pos.Count; i++) { Curve c = (Curve)crv.Duplicate(); Transform defTrans; if (showDeformed) { // Rotation to deformed shape Vector3d defTan = CalcDeformedTangent(rail, pts[i]); defTrans = GetDeformationTransform(re, defTan, i, loadComb, sFac); } else { defTrans = Transform.Identity; } // Calculate move to element positions Transform tTrans = Transform.Translation((Vector3d)pts[i]); // Perform transformation c.Transform(defTrans); c.Transform(tTrans); // Add curves _secCrvs.Add(c); sweepCrvs.Add(c); } //Add curves to cap curves if (sweepCrvs.Count > 0) { sCap.Add(sweepCrvs[0]); eCap.Add(sweepCrvs[sweepCrvs.Count - 1]); } //Create sweep Brep[] b = Brep.CreateFromSweep(rail, sweepCrvs, true, Rhino.RhinoDoc.ActiveDoc.ModelAbsoluteTolerance); _breps.AddRange(b); } // Cap sections _breps.Add(Utilities.CapSections(sCap)); _breps.Add(Utilities.CapSections(eCap)); } } _bb = new BoundingBox(pts); return(true); }
static public List <Brep> CreateSectionSweeps(WR_Elem3dRcp er) { List <Curve> crvs; List <Brep> eSBreps = new List <Brep>(); // Start and end caps List <Curve> sCap = new List <Curve>(); List <Curve> eCap = new List <Curve>(); if (CrossSectionCasts.GetSectionPropertyCrvs(er.GetSectionString(), out crvs)) { // Get x vector Point3d sPos = er.GetStartPos().ConvertToRhinoPoint(); Point3d ePos = er.GetEndPos().ConvertToRhinoPoint(); Vector3d elX = new Vector3d(ePos.X - sPos.X, ePos.Y - sPos.Y, ePos.Z - sPos.Z); double elLength = elX.Length; elX.Unitize(); Vector3d move = elX * elLength; // Get normal (z vector) WR_Vector elWrZ = er.GetElementNormal(); Vector3d elZ = new Vector3d(elWrZ.X, elWrZ.Y, elWrZ.Z); // Get y vector Vector3d elY = Vector3d.CrossProduct(elZ, elX); // Rotation to local coordinates Transform rotTrans = Transform.Rotation(Vector3d.XAxis, Vector3d.YAxis, Vector3d.ZAxis, elX, elY, elZ); // Add start and end point to a list List <Point3d> endPts = new List <Point3d> { sPos, ePos }; foreach (Curve crv in crvs) { // Rotate to local coordinates crv.Transform(rotTrans); crv.Translate((Vector3d)sPos); // Create and add extrusion Brep extrusion = Extrusion.CreateExtrusion(crv, move).ToBrep(); eSBreps.Add(extrusion); // Add curve to cap list sCap.Add(crv); // Move to end and add Curve eCrv = (Curve)crv.Duplicate(); eCrv.Translate(move); eCap.Add(eCrv); } // Cap sections eSBreps.Add(CapSections(sCap)); eSBreps.Add(CapSections(eCap)); } return(eSBreps); }