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1264 lines
39 KiB
C++
Executable File
1264 lines
39 KiB
C++
Executable File
// File: BRepFill_PipeShell.cxx
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// Created: Wed Jul 22 10:52:44 1998
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// Author: Philippe MANGIN
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// <pmn@sgi29>
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#include <stdio.h>
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#include <BRepFill_PipeShell.ixx>
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#include <BRep_Builder.hxx>
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#include <BRep_Tool.hxx>
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#include <TopExp.hxx>
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#include <TopTools_SequenceOfShape.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Shell.hxx>
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#include <TopoDS_Solid.hxx>
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#include <TopoDS_Iterator.hxx>
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#include <TopLoc_Location.hxx>
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#include <BRepLib_MakeEdge.hxx>
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#include <BRepLib_MakeFace.hxx>
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#include <BRepAdaptor_HCompCurve.hxx>
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#include <BRepClass3d_SolidClassifier.hxx>
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#include <BRepFill.hxx>
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#include <BRepFill_Sweep.hxx>
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#include <BRepFill_SectionPlacement.hxx>
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#include <BRepFill_Edge3DLaw.hxx>
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#include <BRepFill_ACRLaw.hxx>
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#include <BRepFill_EdgeOnSurfLaw.hxx>
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#include <BRepFill_ShapeLaw.hxx>
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#include <BRepFill_CompatibleWires.hxx>
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#include <BRepFill_NSections.hxx>
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#include <TColStd_HArray1OfReal.hxx>
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#include <GeomFill_TrihedronLaw.hxx>
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#include <GeomFill_CorrectedFrenet.hxx>
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#include <GeomFill_Frenet.hxx>
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#include <GeomFill_Fixed.hxx>
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#include <GeomFill_ConstantBiNormal.hxx>
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#include <GeomFill_SectionLaw.hxx>
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#include <GeomFill_CurveAndTrihedron.hxx>
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#include <GeomFill_GuideTrihedronAC.hxx>
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#include <GeomFill_GuideTrihedronPlan.hxx>
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#include <GeomFill_LocationGuide.hxx>
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//Specif Guide
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#include <GeomAdaptor_HCurve.hxx>
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#include <gp_Trsf.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Vec.hxx>
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#include <Precision.hxx>
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#include <Standard_NotImplemented.hxx>
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#include <Standard_ConstructionError.hxx>
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#include <StdFail_NotDone.hxx>
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#include <BRepBuilderAPI_Copy.hxx>
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#ifdef DRAW
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#include <Draw.hxx>
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#include <DrawTrSurf.hxx>
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#include <DBRep.hxx>
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static Standard_Boolean Affich = 0;
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#endif
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#include <TopTools_ListIteratorOfListOfShape.hxx>
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#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
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#include <TopoDS_Compound.hxx>
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static Standard_Boolean UpdateMap(const TopoDS_Shape& theKey,
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const TopoDS_Shape& theValue,
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TopTools_DataMapOfShapeListOfShape& theMap);
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static Standard_Boolean BuildBoundaries(const BRepFill_Sweep& theSweep,
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const Handle(BRepFill_SectionLaw)& theSection,
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TopoDS_Shape& theBottom,
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TopoDS_Shape& theTop);
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//=======================================================================
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//function : ComputeSection
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//purpose : Construit une section intermediaire
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//=======================================================================
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static Standard_Boolean ComputeSection(const TopoDS_Wire& W1,
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const TopoDS_Wire& W2,
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const Standard_Real p1,
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const Standard_Real p2,
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TopoDS_Wire& Wres)
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{
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TColStd_SequenceOfReal SR;
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TopTools_SequenceOfShape SSh;
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SR.Clear();
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SR.Append(0.);
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SR.Append(1.);
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SSh.Clear();
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SSh.Append(W1);
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SSh.Append(W2);
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BRepFill_CompatibleWires CW(SSh);
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CW.SetPercent(0.1);
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CW.Perform();
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if (!CW.IsDone()) StdFail_NotDone::Raise("Uncompatible wires");
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GeomFill_SequenceOfTrsf EmptyTrsfs;
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Handle(BRepFill_NSections) SL = new (BRepFill_NSections) (CW.Shape(),EmptyTrsfs,SR,0.,1.);
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Standard_Real US = p1/(p1+p2);
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SL->D0(US, Wres);
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return Standard_True;
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}
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//=======================================================================
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//function : PerformTransition
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//purpose : Modifie une loi de loc en fonction de Transition
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//=======================================================================
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static void PerformTransition(const BRepFill_TransitionStyle Mode,
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Handle(BRepFill_LocationLaw)& Loc,
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const Standard_Real angmin)
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{
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if (!Loc.IsNull()) {
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Loc->DeleteTransform();
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if (Mode == BRepFill_Modified) Loc->TransformInG0Law();
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else Loc->TransformInCompatibleLaw(angmin);
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}
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}
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//=======================================================================
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//function : PerformPlan
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//purpose : Construit s'il existe un plan de remplissage
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//=======================================================================
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static Standard_Boolean PerformPlan(TopoDS_Shape& S)
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{
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Standard_Boolean isDegen = Standard_True;
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TopExp_Explorer explo(S, TopAbs_EDGE);
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for (; explo.More(); explo.Next())
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{
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const TopoDS_Edge& anEdge = TopoDS::Edge(explo.Current());
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if (!BRep_Tool::Degenerated(anEdge))
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isDegen = Standard_False;
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}
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if (isDegen)
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{
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S.Nullify();
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return Standard_True;
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}
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TopoDS_Wire W = TopoDS::Wire(S);
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Standard_Boolean Ok = Standard_False;
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if (!W.IsNull()) {
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BRepLib_MakeFace mkplan(W, Standard_True);
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if (mkplan.IsDone()) {
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S = mkplan.Face();
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Ok = Standard_True;
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}
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}
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return Ok;
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}
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//=============================================================================
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//function : IsSameOriented
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//purpose : Checks whether aFace is oriented to the same side as aShell or not
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//=============================================================================
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static Standard_Boolean IsSameOriented(const TopoDS_Shape& aFace,
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const TopoDS_Shape& aShell)
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{
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TopExp_Explorer Explo(aFace, TopAbs_EDGE);
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TopoDS_Shape anEdge = Explo.Current();
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TopAbs_Orientation Or1 = anEdge.Orientation();
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TopTools_IndexedDataMapOfShapeListOfShape EFmap;
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TopExp::MapShapesAndAncestors( aShell, TopAbs_EDGE, TopAbs_FACE, EFmap );
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const TopoDS_Shape& AdjacentFace = EFmap.FindFromKey(anEdge).First();
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TopoDS_Shape theEdge;
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for (Explo.Init(AdjacentFace, TopAbs_EDGE); Explo.More(); Explo.Next())
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{
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theEdge = Explo.Current();
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if (theEdge.IsSame(anEdge))
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break;
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}
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TopAbs_Orientation Or2 = theEdge.Orientation();
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if (Or1 == Or2)
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return Standard_False;
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return Standard_True;
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}
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//=======================================================================
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//function : BRepFill_PipeShell
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//purpose :
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//=======================================================================
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BRepFill_PipeShell::BRepFill_PipeShell(const TopoDS_Wire& Spine)
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: mySpine(Spine),
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myTrihedron(GeomFill_IsCorrectedFrenet),
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myTransition(BRepFill_Modified),
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myStatus(GeomFill_PipeOk)
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{
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myLocation.Nullify();
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mySection.Nullify();
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myLaw.Nullify();
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SetTolerance();
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// Attention aux wire closed non declare !
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if (!mySpine.Closed()) {
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TopoDS_Vertex Vf, Vl;
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TopExp::Vertices(mySpine, Vf, Vl);
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if (Vf.IsSame(Vl)) mySpine.Closed(Standard_True);
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}
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}
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//=======================================================================
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//function : Set
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//purpose : Definie une loi de Frenet (Corrige)
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//=======================================================================
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void BRepFill_PipeShell::Set(const Standard_Boolean IsFrenet)
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{
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Handle(GeomFill_TrihedronLaw) TLaw;
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if (IsFrenet) {
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myTrihedron = GeomFill_IsFrenet;
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TLaw = new (GeomFill_Frenet) ();
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}
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else {
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myTrihedron = GeomFill_IsFrenet;
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TLaw = new (GeomFill_CorrectedFrenet) ();
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}
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Handle(GeomFill_CurveAndTrihedron) Loc =
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new (GeomFill_CurveAndTrihedron) (TLaw);
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myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc);
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mySection.Nullify(); //Il faut relocaliser les sections.
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}
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//=======================================================================
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//function : Set
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//purpose : Definie une loi Constante
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//=======================================================================
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void BRepFill_PipeShell::Set(const gp_Ax2& Axe)
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{
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myTrihedron = GeomFill_IsFixed;
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gp_Vec V1, V2;
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V1.SetXYZ(Axe.Direction().XYZ());
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V2.SetXYZ(Axe.XDirection().XYZ());
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Handle(GeomFill_Fixed) TLaw = new (GeomFill_Fixed) (V1, V2);
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Handle(GeomFill_CurveAndTrihedron) Loc =
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new (GeomFill_CurveAndTrihedron) (TLaw);
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myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc);
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mySection.Nullify(); //Il faut relocaliser les sections.
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}
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//=======================================================================
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//function : Set
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//purpose : Construit une loi de location de type binormal fixe
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//=======================================================================
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void BRepFill_PipeShell::Set(const gp_Dir& BiNormal)
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{
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myTrihedron = GeomFill_IsConstantNormal;
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Handle(GeomFill_ConstantBiNormal) TLaw =
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new (GeomFill_ConstantBiNormal) (BiNormal);
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Handle(GeomFill_CurveAndTrihedron) Loc =
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new (GeomFill_CurveAndTrihedron) (TLaw);
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myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc);
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mySection.Nullify(); //Il faut relocaliser les sections.
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}
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//=======================================================================
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//function : Set
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//purpose : Construit une loi de location de type Darboux
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//=======================================================================
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Standard_Boolean BRepFill_PipeShell::Set(const TopoDS_Shape& SpineSupport)
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{
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Standard_Boolean B;
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// Il faut une loi de location speciale
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Handle(BRepFill_EdgeOnSurfLaw) loc =
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new (BRepFill_EdgeOnSurfLaw) (mySpine, SpineSupport);
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B = loc->HasResult();
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if (B) {
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myLocation = loc;
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myTrihedron = GeomFill_IsDarboux;
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mySection.Nullify(); //Il faut relocaliser les sections.
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}
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return B;
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}
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//=======================================================================
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//function : Set
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//purpose : Definit une loi a l'aide d'un contour guide
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//=======================================================================
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void BRepFill_PipeShell::Set(const TopoDS_Wire& AuxiliarySpine,
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const Standard_Boolean CurvilinearEquivalence,
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const Standard_Boolean KeepContact)
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{
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// Reorganisation du guide (pb d'orientation et d'origine)
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TopoDS_Wire TheGuide;
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TheGuide = AuxiliarySpine;
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Standard_Boolean SpClose = mySpine.Closed(),
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GuideClose = AuxiliarySpine.Closed();
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if (!SpClose && !GuideClose) {
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// Cas ouvert reorientation du guide
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TopoDS_Wire sp = mySpine;
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TopTools_SequenceOfShape Seq;
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Seq.Append(sp);
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Seq.Append(TheGuide);
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BRepFill_CompatibleWires CW(Seq);
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CW.SetPercent(0.1);
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CW.Perform();
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if (!CW.IsDone()) StdFail_NotDone::Raise("Uncompatible wires");
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TheGuide = TopoDS::Wire(CW.Shape().Value(2));
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}
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else if (GuideClose) {
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// Cas guide ferme : Determination de l'origine
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// & reorientation du guide
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gp_Vec Dir;
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gp_Pnt SpOr;
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if (!SpClose) {
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TopoDS_Vertex Vf, Vl;
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gp_Pnt P;
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TopExp::Vertices(mySpine, Vf, Vl);
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SpOr = BRep_Tool::Pnt(Vf);
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P = BRep_Tool::Pnt(Vl);
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gp_Vec V(P, SpOr);
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SpOr.BaryCenter(0.5, P, 0.5);
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Dir = V;
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}
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else {
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BRepAdaptor_CompCurve BC(mySpine);
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BC.D1(0,SpOr,Dir);
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}
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BRepFill::SearchOrigin(TheGuide, SpOr, Dir, 100*myTol3d);
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}
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#ifdef DRAW
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if (Affich)
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DBRep::Set("theguide", TheGuide);
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#endif
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// on transforme le guide en 1 seule courbe (periodic si posssible)
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Handle(BRepAdaptor_HCompCurve) Guide =
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new (BRepAdaptor_HCompCurve) (TheGuide);
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Guide->ChangeCurve().SetPeriodic(Standard_True);
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if (CurvilinearEquivalence) { // triedre par abscisse curviligne reduite
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if (KeepContact)
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myTrihedron = GeomFill_IsGuideACWithContact; // avec rotation
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else
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myTrihedron = GeomFill_IsGuideAC; // sans rotation
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Handle(GeomFill_GuideTrihedronAC) TLaw
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= new (GeomFill_GuideTrihedronAC) (Guide);
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Handle(GeomFill_LocationGuide) Loc =
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new (GeomFill_LocationGuide) (TLaw);
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myLocation = new (BRepFill_ACRLaw) (mySpine, Loc);
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}
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else {// triedre par plan
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if (KeepContact)
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myTrihedron = GeomFill_IsGuidePlanWithContact; // avec rotation
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else
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myTrihedron = GeomFill_IsGuidePlan; // sans rotation
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Handle(GeomFill_GuideTrihedronPlan) TLaw =
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new (GeomFill_GuideTrihedronPlan) (Guide);
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Handle(GeomFill_LocationGuide) Loc =
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new (GeomFill_LocationGuide) (TLaw);
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myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc);
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}
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mySection.Nullify(); //Il faut relocaliser les sections.
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}
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//=======================================================================
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//function : Add
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//purpose : Ajoute une Section
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//=======================================================================
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void BRepFill_PipeShell::Add(const TopoDS_Shape& Profile,
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const Standard_Boolean WithContact,
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const Standard_Boolean WithCorrection)
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{
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TopoDS_Vertex V;
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V.Nullify();
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Add(Profile, V, WithContact, WithCorrection);
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ResetLoc();
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}
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//=======================================================================
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//function : Add
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//purpose : Ajoute une Section
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//=======================================================================
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void BRepFill_PipeShell::Add(const TopoDS_Shape& Profile,
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const TopoDS_Vertex& Location,
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const Standard_Boolean WithContact,
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const Standard_Boolean WithCorrection)
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{
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Delete(Profile); // Pas de duplication
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BRepFill_Section S (Profile, Location, WithContact, WithCorrection);
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mySeq.Append(S);
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mySection.Nullify();
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ResetLoc();
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}
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//=======================================================================
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//function : SetLaw
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//purpose : Section + Loi d'homothetie
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//=======================================================================
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void BRepFill_PipeShell::SetLaw(const TopoDS_Shape& Profile,
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const Handle(Law_Function)& L,
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const Standard_Boolean WithContact,
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const Standard_Boolean WithCorrection)
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{
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TopoDS_Vertex V;
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V.Nullify();
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SetLaw( Profile, L, V, WithContact, WithCorrection);
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ResetLoc();
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}
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//=======================================================================
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//function : SetLaw
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//purpose : Section + Loi d'homothetie
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//=======================================================================
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void BRepFill_PipeShell::SetLaw(const TopoDS_Shape& Profile,
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const Handle(Law_Function)& L,
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const TopoDS_Vertex& Location,
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const Standard_Boolean WithContact,
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const Standard_Boolean WithCorrection)
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{
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mySeq.Clear();
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BRepFill_Section S (Profile, Location, WithContact, WithCorrection);
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S.Set(Standard_True);
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mySeq.Append(S);
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myLaw = L;
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mySection.Nullify();
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ResetLoc();
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}
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//=======================================================================
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//function : Delete
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//purpose : Supprime une section
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//=======================================================================
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void BRepFill_PipeShell::Delete(const TopoDS_Shape& Profile)
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{
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Standard_Boolean isVertex = (Profile.ShapeType() == TopAbs_VERTEX);
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Standard_Boolean Trouve=Standard_False;
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Standard_Integer ii;
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for (ii=1; ii<=mySeq.Length() && !Trouve; ii++) {
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Standard_Boolean found = Standard_False;
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const TopoDS_Wire& aWire = mySeq.Value(ii).Wire();
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if (isVertex)
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{
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TopExp_Explorer Explo(aWire, TopAbs_VERTEX);
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for (; Explo.More(); Explo.Next())
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if (Profile.IsSame(Explo.Current()))
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found = Standard_True;
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}
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else if (Profile.IsSame(aWire))
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found = Standard_True;
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if (found)
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{
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Trouve = Standard_True;
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mySeq.Remove(ii);
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}
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}
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if (Trouve) mySection.Nullify();
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ResetLoc();
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}
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//=======================================================================
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//function : IsReady
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//purpose :
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//=======================================================================
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Standard_Boolean BRepFill_PipeShell::IsReady() const
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{
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return (mySeq.Length() != 0);
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}
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//=======================================================================
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//function : GetStatus
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//purpose :
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//=======================================================================
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GeomFill_PipeError BRepFill_PipeShell::GetStatus() const
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{
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return myStatus;
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}
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//=======================================================================
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//function : SetTolerance
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//purpose :
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//=======================================================================
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void BRepFill_PipeShell::SetTolerance(const Standard_Real Tol3d ,
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const Standard_Real BoundTol,
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const Standard_Real TolAngular)
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{
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myTol3d = Tol3d;
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myBoundTol = BoundTol;
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myTolAngular = TolAngular;
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}
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//=======================================================================
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//function : SetTransition
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//purpose : Definit le mode de traitement des coins
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//=======================================================================
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void BRepFill_PipeShell::SetTransition(const BRepFill_TransitionStyle Mode,
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const Standard_Real Angmin,
|
|
const Standard_Real Angmax)
|
|
{
|
|
if (myTransition != Mode)
|
|
mySection.Nullify(); //Il faut relocaliser les sections.
|
|
myTransition = Mode;
|
|
angmin = Angmin;
|
|
angmax = Angmax;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Simulate
|
|
//purpose : Calcul N Sections
|
|
//=======================================================================
|
|
void BRepFill_PipeShell::Simulate(const Standard_Integer N,
|
|
TopTools_ListOfShape& List)
|
|
{
|
|
// Preparation
|
|
Prepare();
|
|
List.Clear();
|
|
|
|
Standard_Real First, Last, Length, Delta, U,
|
|
US, DeltaS,FirstS;
|
|
Standard_Integer ii, NbL = myLocation->NbLaw();
|
|
Standard_Boolean Finis=Standard_False;
|
|
TopoDS_Shape W;
|
|
|
|
// Calcul des parametres de digitalisation
|
|
mySection->Law(1)->GetDomain(FirstS, Last);
|
|
DeltaS = Last - FirstS;
|
|
myLocation->CurvilinearBounds(NbL,First, Length);
|
|
Delta = Length;
|
|
if (N>1) Delta /= (N-1);
|
|
|
|
myLocation->CurvilinearBounds(1,First, Last); // Init de Last
|
|
for (U=0.0, ii=1; !Finis ; U+=Delta) {
|
|
if (U >= Length) {
|
|
U = Length;
|
|
Finis = Standard_True;
|
|
}
|
|
else {
|
|
if (ii < NbL) myLocation->CurvilinearBounds(NbL,First, Last);
|
|
if (U > Last) U = (Last+First)/2; // On ne saute pas une arete
|
|
if (U> First) ii++;
|
|
}
|
|
US = FirstS + (U/Length)*DeltaS;
|
|
// Calcul d'une section
|
|
mySection->D0(US, W);
|
|
myLocation->D0(U, W);
|
|
List.Append(W);
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Build
|
|
//purpose : Construit le Shell et l'historique
|
|
//=======================================================================
|
|
Standard_Boolean BRepFill_PipeShell::Build()
|
|
{
|
|
Standard_Boolean Ok;
|
|
Standard_Real FirstS, LastS;
|
|
// 1) Preparation
|
|
Prepare();
|
|
|
|
if (myStatus != GeomFill_PipeOk) {
|
|
BRep_Builder B;
|
|
TopoDS_Shell Sh;
|
|
B.MakeShell(Sh);
|
|
myShape = Sh; // Nullify
|
|
return Standard_False;
|
|
}
|
|
|
|
// 2) Calcul de myFirst et myLast
|
|
mySection->Law(1)->GetDomain(FirstS, LastS);
|
|
mySection->D0(FirstS, myFirst);
|
|
myLocation->D0(0, myFirst);
|
|
if (mySection->IsVClosed() && myLocation->IsClosed()) {
|
|
if (myLocation->IsG1(0)>=0)
|
|
myLast = myFirst;
|
|
else {
|
|
myFirst.Nullify();
|
|
myLast.Nullify();
|
|
}
|
|
}
|
|
else {
|
|
Standard_Real Length;
|
|
myLocation->CurvilinearBounds(myLocation->NbLaw(),
|
|
FirstS, Length);
|
|
mySection->D0(LastS, myLast);
|
|
myLocation->D0(Length, myLast);
|
|
// eap 5 Jun 2002 occ332, myLast and myFirst must not share one TShape,
|
|
// tolerances of shapes built on them may be quite different
|
|
if (myFirst.IsPartner( myLast )) {
|
|
BRepBuilderAPI_Copy copy(myLast);
|
|
if (copy.IsDone())
|
|
myLast = copy.Shape();
|
|
}
|
|
// eap 5 Jun 2002 occ332, end modif
|
|
}
|
|
#if DRAW
|
|
if (Affich) {
|
|
DBRep::Set("PipeFirst", myFirst);
|
|
DBRep::Set("PipeLast", myLast);
|
|
}
|
|
#endif
|
|
|
|
// 3) Construction
|
|
BRepFill_Sweep MkSw(mySection, myLocation, Standard_True);
|
|
MkSw.SetTolerance(myTol3d, myBoundTol, 1.e-5, myTolAngular);
|
|
MkSw.SetAngularControl(angmin, angmax);
|
|
MkSw.SetBounds(TopoDS::Wire(myFirst),
|
|
TopoDS::Wire(myLast));
|
|
MkSw.Build(myTransition);
|
|
|
|
myStatus = myLocation->GetStatus();
|
|
Ok = (MkSw.IsDone() && (myStatus == GeomFill_PipeOk));
|
|
|
|
if (Ok) {
|
|
myShape = MkSw.Shape();
|
|
|
|
TopoDS_Shape aBottomWire = myFirst;
|
|
TopoDS_Shape aTopWire = myLast;
|
|
|
|
if(BuildBoundaries(MkSw, mySection, aBottomWire, aTopWire)) {
|
|
myFirst = aBottomWire;
|
|
myLast = aTopWire;
|
|
}
|
|
|
|
if (mySection->IsUClosed())
|
|
{
|
|
TopExp_Explorer explo;
|
|
Standard_Boolean DegenFirst = Standard_True, DegenLast = Standard_True;
|
|
|
|
for (explo.Init(myFirst, TopAbs_EDGE); explo.More(); explo.Next())
|
|
{
|
|
const TopoDS_Edge& anEdge = TopoDS::Edge(explo.Current());
|
|
DegenFirst = DegenFirst && BRep_Tool::Degenerated(anEdge);
|
|
}
|
|
|
|
for (explo.Init(myLast, TopAbs_EDGE); explo.More(); explo.Next())
|
|
{
|
|
const TopoDS_Edge& anEdge = TopoDS::Edge(explo.Current());
|
|
DegenLast = DegenLast && BRep_Tool::Degenerated(anEdge);
|
|
}
|
|
|
|
if (DegenFirst && DegenLast)
|
|
myShape.Closed(Standard_True);
|
|
}
|
|
|
|
BuildHistory(MkSw);
|
|
}
|
|
else {
|
|
BRep_Builder B;
|
|
TopoDS_Shell Sh;
|
|
B.MakeShell(Sh);
|
|
myShape = Sh; // Nullify
|
|
if (myStatus == GeomFill_PipeOk) myStatus = GeomFill_PipeNotOk;
|
|
}
|
|
return Ok;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : MakeSolid
|
|
//purpose :
|
|
//=======================================================================
|
|
Standard_Boolean BRepFill_PipeShell::MakeSolid()
|
|
{
|
|
if (myShape.IsNull())
|
|
StdFail_NotDone::Raise("PipeShell is not build");
|
|
Standard_Boolean B = myShape.Closed();
|
|
BRep_Builder BS;
|
|
|
|
if (!B)
|
|
{
|
|
if(!myFirst.IsNull() && !myLast.IsNull()) {
|
|
B = (myFirst.Closed() && myLast.Closed());
|
|
}
|
|
if (B) {
|
|
// Il faut boucher les extremites
|
|
B = PerformPlan(myFirst);
|
|
if (B) {
|
|
B = PerformPlan(myLast);
|
|
if (B) {
|
|
if (!myFirst.IsNull() && !IsSameOriented( myFirst, myShape ))
|
|
myFirst.Reverse();
|
|
if (!myLast.IsNull() && !IsSameOriented( myLast, myShape ))
|
|
myLast.Reverse();
|
|
|
|
if (!myFirst.IsNull())
|
|
BS.Add(myShape, TopoDS::Face(myFirst));
|
|
if (!myLast.IsNull())
|
|
BS.Add(myShape, TopoDS::Face(myLast));
|
|
|
|
myShape.Closed(Standard_True);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (B) {
|
|
TopoDS_Solid solid;
|
|
BS.MakeSolid(solid);
|
|
BS.Add(solid,TopoDS::Shell(myShape));
|
|
BRepClass3d_SolidClassifier SC(solid);
|
|
SC.PerformInfinitePoint(Precision::Confusion());
|
|
if ( SC.State() == TopAbs_IN) {
|
|
BS.MakeSolid(solid);
|
|
myShape.Reverse();
|
|
BS.Add(solid,TopoDS::Shell(myShape));
|
|
}
|
|
myShape = solid;
|
|
myShape.Closed(Standard_True);
|
|
}
|
|
return B;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Shape
|
|
//purpose : Renvoi le resultat
|
|
//=======================================================================
|
|
const TopoDS_Shape& BRepFill_PipeShell::Shape() const
|
|
{
|
|
return myShape;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : FirstShape
|
|
//purpose : Renvoi la section du debut
|
|
//=======================================================================
|
|
const TopoDS_Shape& BRepFill_PipeShell::FirstShape() const
|
|
{
|
|
return myFirst;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : LastShape
|
|
//purpose : Renvoi la section de fin
|
|
//=======================================================================
|
|
const TopoDS_Shape& BRepFill_PipeShell::LastShape() const
|
|
{
|
|
return myLast;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Generated
|
|
//purpose :
|
|
//=======================================================================
|
|
// void BRepFill_PipeShell::Generated(const TopoDS_Shape& ,
|
|
// TopTools_ListOfShape& )
|
|
void BRepFill_PipeShell::Generated(const TopoDS_Shape& theShape,
|
|
TopTools_ListOfShape& theList)
|
|
{
|
|
// Standard_NotImplemented::Raise("Generated:Pas Fait");
|
|
theList.Clear();
|
|
|
|
if(myGenMap.IsBound(theShape)) {
|
|
theList = myGenMap.Find(theShape);
|
|
}
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Prepare
|
|
//purpose : - Verifie que tout est pret
|
|
// - Construit la loi de section
|
|
// - Construit la loi de location si necessaire
|
|
// - Calcul First & Last
|
|
//=======================================================================
|
|
void BRepFill_PipeShell::Prepare()
|
|
{
|
|
TopoDS_Wire theSect;
|
|
if (!IsReady()) StdFail_NotDone::Raise("PipeShell");
|
|
if (!myLocation.IsNull() && !mySection.IsNull()) return; // C'est deja pret
|
|
|
|
//Check set of section for right configuration of punctual sections
|
|
Standard_Integer i;
|
|
TopoDS_Iterator iter;;
|
|
for (i = 2; i <= mySeq.Length()-1; i++)
|
|
{
|
|
Standard_Boolean wdeg = Standard_True;
|
|
for (iter.Initialize(mySeq(i).Wire()); iter.More(); iter.Next())
|
|
{
|
|
const TopoDS_Edge& anEdge = TopoDS::Edge(iter.Value());
|
|
wdeg = wdeg && (BRep_Tool::Degenerated(anEdge));
|
|
}
|
|
if (wdeg)
|
|
Standard_Failure::Raise("Wrong usage of punctual sections");
|
|
}
|
|
if (mySeq.Length() <= 2)
|
|
{
|
|
Standard_Boolean wdeg = Standard_True;
|
|
for (i = 1; i <= mySeq.Length(); i++)
|
|
for (iter.Initialize(mySeq(i).Wire()); iter.More(); iter.Next())
|
|
{
|
|
const TopoDS_Edge& anEdge = TopoDS::Edge(iter.Value());
|
|
wdeg = wdeg && (BRep_Tool::Degenerated(anEdge));
|
|
}
|
|
if (wdeg)
|
|
Standard_Failure::Raise("Wrong usage of punctual sections");
|
|
}
|
|
|
|
// Construction de la loi de location
|
|
if(myLocation.IsNull())
|
|
{
|
|
switch(myTrihedron)
|
|
{
|
|
case GeomFill_IsCorrectedFrenet :
|
|
{
|
|
Handle(GeomFill_TrihedronLaw) TLaw =
|
|
new (GeomFill_CorrectedFrenet) ();
|
|
Handle(GeomFill_CurveAndTrihedron) Loc =
|
|
new (GeomFill_CurveAndTrihedron) (TLaw);
|
|
myLocation = new (BRepFill_Edge3DLaw) (mySpine, Loc);
|
|
break;
|
|
}
|
|
default :
|
|
{ // Pas prevu !
|
|
Standard_ConstructionError::Raise("PipeShell");
|
|
}
|
|
}
|
|
}
|
|
|
|
//Transformation de la loi (Gestion Transition)
|
|
PerformTransition(myTransition, myLocation, angmin);
|
|
|
|
|
|
// Construction de la loi de section
|
|
if (mySeq.Length() == 1) {
|
|
Standard_Real p1;
|
|
gp_Trsf aTrsf;
|
|
Place(mySeq(1), theSect, aTrsf, p1);
|
|
TopoDS_Wire aLocalShape = theSect;
|
|
if (mySeq(1).IsLaw())
|
|
mySection = new BRepFill_ShapeLaw(aLocalShape, myLaw);
|
|
// mySection = new (BRepFill_ShapeLaw) (TopoDS_Wire(theSect), myLaw);
|
|
else
|
|
mySection = new BRepFill_ShapeLaw(aLocalShape);
|
|
// mySection = new (BRepFill_ShapeLaw) (TopoDS::Wire(theSect));
|
|
}
|
|
else
|
|
{
|
|
TColStd_SequenceOfReal Param;
|
|
TopTools_SequenceOfShape WSeq;
|
|
GeomFill_SequenceOfTrsf Transformations;
|
|
//WSeq.Clear();
|
|
//Param.Clear();
|
|
Standard_Integer NbL = myLocation->NbLaw();
|
|
gp_Trsf aTrsf;
|
|
Standard_Real V1, V2, param;
|
|
myLocation->CurvilinearBounds(NbL, V1, V2);
|
|
V1 = 0.;
|
|
Standard_Integer ideb = 0, ifin = 0;
|
|
// for (Standard_Integer iseq=1;iseq<=mySeq.Length();iseq++) {
|
|
Standard_Integer iseq;
|
|
for (iseq=1;iseq<=mySeq.Length();iseq++) {
|
|
Place(mySeq(iseq), theSect, aTrsf, param);
|
|
Param.Append(param);
|
|
WSeq.Append(theSect);
|
|
// WSeq.Append(TopoDS::Wire(theSect));
|
|
Transformations.Append(aTrsf);
|
|
if (param==V1) ideb = iseq;
|
|
if (param==V2) ifin = iseq;
|
|
}
|
|
|
|
|
|
// sections bouclantes ?
|
|
if (myLocation->IsClosed()) {
|
|
if (ideb>0) {
|
|
// on place la section initiale en position finale
|
|
Param.Append(V2);
|
|
WSeq.Append(WSeq(ideb));
|
|
}
|
|
else if (ifin>0) {
|
|
// on place la section finale en position initiale
|
|
Param.Append(V1);
|
|
WSeq.Append(WSeq(ifin));
|
|
}
|
|
else {
|
|
// il faut trouver une section moyenne a imposer en V1 et en V2
|
|
Standard_Real pmin = Param.Value(1), pmax = Param.Value(1);
|
|
TopoDS_Wire Wmin = TopoDS::Wire(WSeq.Value(1)), Wmax;
|
|
for (iseq=2;iseq<=WSeq.Length();iseq++) {
|
|
if (Param.Value(iseq)<pmin) {
|
|
pmin = Param.Value(iseq);
|
|
Wmin = TopoDS::Wire(WSeq.Value(iseq));
|
|
}
|
|
if (Param.Value(iseq)>pmax) {
|
|
pmax = Param.Value(iseq);
|
|
Wmax = TopoDS::Wire(WSeq.Value(iseq));
|
|
}
|
|
}
|
|
// section moyenne entre Wmin et Wmax
|
|
TopoDS_Wire Wres;
|
|
Standard_Real dmin = Abs(pmin-V1);
|
|
Standard_Real dmax = Abs(pmax-V2);
|
|
if (ComputeSection(Wmin,Wmax,dmin,dmax,Wres)) {
|
|
// on impose la section Wres au debut et a la fin
|
|
Param.Append(V1);
|
|
WSeq.Append(Wres);
|
|
Param.Append(V2);
|
|
WSeq.Append(Wres);
|
|
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
// tri des sections par parametre croissant
|
|
Standard_Boolean play_again = Standard_True;
|
|
while (play_again) {
|
|
play_again = Standard_False;
|
|
for (iseq=1;iseq<=WSeq.Length();iseq++) {
|
|
for (Standard_Integer jseq=iseq+1;jseq<=WSeq.Length();jseq++) {
|
|
if (Param.Value(iseq)>Param.Value(jseq)) {
|
|
Param.Exchange(iseq,jseq);
|
|
WSeq.Exchange(iseq,jseq);
|
|
play_again = Standard_True;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef DRAW
|
|
if ( Affich) {
|
|
char* name = new char[100];
|
|
Standard_Integer NBSECT = 0;
|
|
for (Standard_Integer i=1;i<=WSeq.Length();i++) {
|
|
NBSECT++;
|
|
sprintf(name,"WSeq_%d",NBSECT);
|
|
DBRep::Set(name,TopoDS::Wire(WSeq.Value(i)));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
|
|
// Calcul des sections de travail
|
|
TopTools_SequenceOfShape WorkingSections;
|
|
WorkingSections.Clear();
|
|
TopTools_DataMapOfShapeListOfShape WorkingMap;
|
|
WorkingMap.Clear();
|
|
BRepFill_CompatibleWires Georges(WSeq);
|
|
Georges.SetPercent(0.1);
|
|
Georges.Perform(Standard_False);
|
|
if (Georges.IsDone()) {
|
|
WorkingSections = Georges.Shape();
|
|
WorkingMap = Georges.Generated();
|
|
}
|
|
else {
|
|
Standard_ConstructionError::Raise("PipeShell : uncompatible wires");
|
|
}
|
|
mySection = new (BRepFill_NSections) (WorkingSections,Transformations,Param,V1,V2);
|
|
|
|
}// else
|
|
|
|
// on modifie la loi de location si contact
|
|
if ( (myTrihedron == GeomFill_IsGuidePlanWithContact)
|
|
|| (myTrihedron == GeomFill_IsGuideACWithContact) ) {
|
|
Standard_Real fs, f, l, Delta, Length;
|
|
Handle(GeomFill_LocationGuide) Loc;
|
|
Handle(GeomFill_SectionLaw) Sec = mySection->ConcatenedLaw();
|
|
myLocation->CurvilinearBounds(myLocation->NbLaw(), f, Length);
|
|
Sec->GetDomain(fs,l);
|
|
Delta = (l-fs)/Length;
|
|
|
|
Standard_Real angle, old_angle = 0;
|
|
for (Standard_Integer ipath=1; ipath<=myLocation->NbLaw(); ipath++) {
|
|
myLocation->CurvilinearBounds(ipath, f, l);
|
|
Loc = Handle(GeomFill_LocationGuide)::DownCast(myLocation->Law(ipath));
|
|
Loc->Set(Sec, Standard_True, fs + f*Delta, fs + l*Delta,
|
|
old_angle, angle); // on force la rotation
|
|
old_angle = angle;
|
|
}
|
|
}
|
|
|
|
myStatus = myLocation->GetStatus();
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Place
|
|
//purpose : Met en Place une Section dans le repere local
|
|
// et retourne son parametre sur la trajectoire
|
|
//=======================================================================
|
|
void BRepFill_PipeShell::Place(const BRepFill_Section& Sec,
|
|
TopoDS_Wire& W,
|
|
gp_Trsf& aTrsf,
|
|
Standard_Real& param)
|
|
{
|
|
BRepFill_SectionPlacement Place(myLocation,
|
|
Sec.Wire(),
|
|
Sec.Vertex(),
|
|
Sec.WithContact(),
|
|
Sec.WithCorrection());
|
|
W = Sec.Wire();
|
|
aTrsf = Place.Transformation();
|
|
TopLoc_Location Loc2(Place.Transformation()), Loc1;
|
|
Loc1 = W.Location();
|
|
W.Location(Loc2.Multiplied(Loc1));
|
|
param = Place.AbscissaOnPath();
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : ResetLoc
|
|
//purpose : Supprime les references aux sections dans les loi de location
|
|
//=======================================================================
|
|
void BRepFill_PipeShell::ResetLoc()
|
|
{
|
|
if ( (myTrihedron == GeomFill_IsGuidePlanWithContact)
|
|
|| (myTrihedron == GeomFill_IsGuideACWithContact) ) {
|
|
Handle(GeomFill_LocationGuide) Loc;
|
|
for (Standard_Integer isec=1; isec<=myLocation->NbLaw(); isec++) {
|
|
Loc = Handle(GeomFill_LocationGuide)::DownCast(myLocation->Law(isec));
|
|
Loc->EraseRotation();// on supprime la rotation
|
|
}
|
|
}
|
|
}
|
|
|
|
//=======================================================================
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//function : BuildHistory
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//purpose : Builds history for edges of spine,
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// for built bottom shape of sweep,
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// for boundary vertices of bottom shape of sweep,
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// for boundary profiles
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//=======================================================================
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void BRepFill_PipeShell::BuildHistory(const BRepFill_Sweep& theSweep)
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{
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Handle(TopTools_HArray2OfShape) aFaces = theSweep.SubShape();
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Handle(TopTools_HArray2OfShape) aVEdges = theSweep.Sections();
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Handle(TopTools_HArray2OfShape) aUEdges = theSweep.InterFaces();
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Standard_Integer i = 0, j = 0;
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Standard_Boolean bPrevModified = Standard_False;
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for(i = 1; i <= mySection->NbLaw(); i++) {
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if((!aVEdges->Value(i, 1).IsNull()) && (aVEdges->Value(i, 1).ShapeType() == TopAbs_FACE)) {
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bPrevModified = Standard_True;
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break;
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}
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}
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for(j = myLocation->NbLaw(); j >= 1; j--) {
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Standard_Boolean ismodified = Standard_False;
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TopTools_ListOfShape aListOfFace;
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if(bPrevModified) {
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for(i = 1; i <= mySection->NbLaw(); i++) {
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Standard_Integer lessindex = j + 1;
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lessindex = (lessindex > myLocation->NbLaw()) ? 1 : lessindex;
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if((!aVEdges->Value(i, lessindex).IsNull()) && (aVEdges->Value(i, lessindex).ShapeType() == TopAbs_FACE)) {
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aListOfFace.Append(aVEdges->Value(i, lessindex));
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const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, 1);
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if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) {
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UpdateMap(aBottomEdge, aVEdges->Value(i, lessindex), myGenMap);
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}
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}
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}
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}
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bPrevModified = Standard_False;
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for(i = 1; i <= mySection->NbLaw(); i++) {
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if((!aVEdges->Value(i, j).IsNull()) && (aVEdges->Value(i, j).ShapeType() == TopAbs_FACE)) {
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aListOfFace.Append(aVEdges->Value(i, j));
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bPrevModified = Standard_True;
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const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, 1);
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if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) {
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UpdateMap(aBottomEdge, aVEdges->Value(i, j), myGenMap);
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}
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}
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if(aFaces->Value(i, j).ShapeType() == TopAbs_FACE) {
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aListOfFace.Append(aFaces->Value(i, j));
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const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, 1);
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if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) {
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UpdateMap(aBottomEdge, aFaces->Value(i, j), myGenMap);
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}
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}
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}
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if(!myGenMap.IsBound(myLocation->Edge(j)))
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myGenMap.Bind(myLocation->Edge(j), aListOfFace);
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else
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myGenMap.ChangeFind(myLocation->Edge(j)).Append(aListOfFace);
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// build history for free booundaries.begin
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if(!mySection->IsUClosed()) {
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TopoDS_Compound aFaceComp;
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BRep_Builder aB;
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aB.MakeCompound(aFaceComp);
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TopTools_ListIteratorOfListOfShape anIt(aListOfFace);
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for(; anIt.More(); anIt.Next()) {
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aB.Add(aFaceComp, anIt.Value());
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}
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TopTools_IndexedDataMapOfShapeListOfShape aMapEF;
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TopExp::MapShapesAndAncestors(aFaceComp, TopAbs_EDGE, TopAbs_FACE, aMapEF);
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Standard_Integer eit = 0;
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for(eit = aUEdges->LowerRow(); eit <= aUEdges->UpperRow(); eit++) {
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const TopoDS_Shape& aShape = aUEdges->Value(eit, j);
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if(aMapEF.Contains(aShape)) {
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const TopTools_ListOfShape& aList = aMapEF.FindFromKey(aShape);
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if(aList.Extent() < 2) {
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UpdateMap(myLocation->Edge(j), aShape, myGenMap);
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TopoDS_Shape aGenVertex;
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TopTools_IndexedDataMapOfShapeListOfShape aMapVE;
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for(i = 1; i <= mySection->NbLaw(); i++) {
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const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, aVEdges->LowerCol());
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if((!aBottomEdge.IsNull()) && (aBottomEdge.ShapeType() == TopAbs_EDGE)) {
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TopExp::MapShapesAndAncestors(aBottomEdge, TopAbs_VERTEX, TopAbs_EDGE, aMapVE);
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}
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}
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const TopoDS_Shape& aFreeEdge = aUEdges->Value(eit, aUEdges->LowerCol());
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TopExp::MapShapesAndAncestors(aFreeEdge, TopAbs_VERTEX, TopAbs_EDGE, aMapVE);
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TopExp_Explorer anExpV(aFreeEdge, TopAbs_VERTEX);
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for(; anExpV.More(); anExpV.Next()) {
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if(aMapVE.Contains(anExpV.Current())) {
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const TopTools_ListOfShape& aListOfV = aMapVE.FindFromKey(anExpV.Current());
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if(aListOfV.Extent() >= 2) {
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aGenVertex = anExpV.Current();
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}
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}
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}
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if(!aGenVertex.IsNull()) {
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UpdateMap(aGenVertex, aShape, myGenMap);
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}
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}
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}
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}
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// end for(eit = aUEdges->LowerRow...
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}
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// build history for free booundaries.end
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}
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// build history for boundary section wires. begin
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if(!mySeq.IsEmpty()) {
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Standard_Integer iseq;
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TopoDS_Wire aSect;
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gp_Trsf aTrsf;
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Standard_Real param = 0., aparmin = RealLast(), aparmax = -RealLast();
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Standard_Integer ideb = 1, ifin = mySeq.Length();
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for (iseq = 1;iseq <= mySeq.Length(); iseq++) {
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Place(mySeq(iseq), aSect, aTrsf, param);
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if(param < aparmin) {
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ideb = iseq;
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aparmin = param;
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}
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if(param > aparmax) {
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ifin = iseq;
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aparmax = param;
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}
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}
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UpdateMap(mySeq(ideb).Wire(), myFirst, myGenMap);
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UpdateMap(mySeq(ifin).Wire(), myLast, myGenMap);
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}
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// build history for boundary section wires. end
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}
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// ---------------------------------------------------------------------------------
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// static function: UpdateMap
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// purpose:
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// ---------------------------------------------------------------------------------
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Standard_Boolean UpdateMap(const TopoDS_Shape& theKey,
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const TopoDS_Shape& theValue,
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TopTools_DataMapOfShapeListOfShape& theMap) {
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if(!theMap.IsBound(theKey)) {
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TopTools_ListOfShape thelist;
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theMap.Bind(theKey, thelist);
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}
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TopTools_ListOfShape& aList = theMap.ChangeFind(theKey);
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TopTools_ListIteratorOfListOfShape anIt(aList);
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Standard_Boolean found = Standard_False;
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for(; anIt.More(); anIt.Next()) {
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if(theValue.IsSame(anIt.Value())) {
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found = Standard_True;
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break;
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}
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}
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if(!found)
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aList.Append(theValue);
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return !found;
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}
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// ---------------------------------------------------------------------------------
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// static function: BuildBoundaries
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// purpose:
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// ---------------------------------------------------------------------------------
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Standard_Boolean BuildBoundaries(const BRepFill_Sweep& theSweep,
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const Handle(BRepFill_SectionLaw)& theSection,
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TopoDS_Shape& theBottom,
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TopoDS_Shape& theTop) {
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TopoDS_Wire aBottomWire;
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TopoDS_Wire aTopWire;
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BRep_Builder aB;
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aB.MakeWire(aBottomWire);
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aB.MakeWire(aTopWire);
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Standard_Boolean bfoundbottom = Standard_False;
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Standard_Boolean bfoundtop = Standard_False;
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Handle(TopTools_HArray2OfShape) aVEdges = theSweep.Sections();
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Standard_Integer i = 0;
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Standard_Boolean bAllSame = Standard_True;
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for(i = 1; i <= theSection->NbLaw(); i++) {
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const TopoDS_Shape& aBottomEdge = aVEdges->Value(i, aVEdges->LowerCol());
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if(!aBottomEdge.IsNull() && (aBottomEdge.ShapeType() == TopAbs_EDGE)) {
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aB.Add(aBottomWire, aBottomEdge);
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bfoundbottom = Standard_True;
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}
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const TopoDS_Shape& aTopEdge = aVEdges->Value(i, aVEdges->UpperCol());
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if(!aTopEdge.IsNull() && (aTopEdge.ShapeType() == TopAbs_EDGE)) {
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aB.Add(aTopWire, aTopEdge);
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bfoundtop = Standard_True;
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}
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if(!aBottomEdge.IsNull() && !aTopEdge.IsNull() && !aBottomEdge.IsSame(aTopEdge))
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bAllSame = Standard_False;
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}
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if(theSection->IsUClosed()) {
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aBottomWire.Closed(Standard_True);
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aTopWire.Closed(Standard_True);
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}
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if(bfoundbottom) {
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theBottom = aBottomWire;
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}
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if(bfoundtop) {
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theTop = aTopWire;
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}
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if(bAllSame && bfoundbottom && bfoundtop)
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theTop = theBottom;
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return bfoundbottom || bfoundtop;
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}
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