include/opencascade/TopOpeBRep_DSFiller.hxx

0001 // Created on: 1993-06-23
0002 // Created by: Jean Yves LEBEY
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _TopOpeBRep_DSFiller_HeaderFile
0018 #define _TopOpeBRep_DSFiller_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <TopOpeBRep_ShapeIntersector.hxx>
0025 #include <TopOpeBRep_ShapeIntersector2d.hxx>
0026 #include <TopOpeBRep_FacesFiller.hxx>
0027 #include <TopOpeBRep_EdgesFiller.hxx>
0028 #include <TopOpeBRep_FaceEdgeFiller.hxx>
0029 #include <TopOpeBRepTool_PShapeClassifier.hxx>
0030 class TopoDS_Shape;
0031 class TopOpeBRepDS_HDataStructure;
0032 class TopoDS_Face;
0033
0034 //! Provides class  methods  to  fill  a datastructure
0035 //! with  results  of intersections.
0036 //!
0037 //! 1.  Use  an    Intersector  to   find    pairs  of
0038 //! intersecting GeomShapes
0039 //!
0040 //! 2. For each  pair fill the DataStructure using the
0041 //! appropriate Filler.
0042 //!
0043 //! 3. Complete the  DataStructure to record shapes to
0044 //! rebuild (shells, wires )
0045 class TopOpeBRep_DSFiller
0046 {
0047 public:
0048   DEFINE_STANDARD_ALLOC
0049
0050   Standard_EXPORT TopOpeBRep_DSFiller();
0051
0052   Standard_EXPORT ~TopOpeBRep_DSFiller();
0053
0054   //! return field myPShapeClassifier.
0055   //! set field myPShapeClassifier.
0056   Standard_EXPORT TopOpeBRepTool_PShapeClassifier PShapeClassifier() const;
0057
0058   //! Stores in <DS> the intersections of <S1> and <S2>.
0059   //! if orientFORWARD = True
0060   //! S FORWARD,REVERSED   --> FORWARD
0061   //! S EXTERNAL,INTERNAL --> EXTERNAL,INTERNAL
0062   Standard_EXPORT void Insert(const TopoDS_Shape&                        S1,
0063                               const TopoDS_Shape&                        S2,
0064                               const Handle(TopOpeBRepDS_HDataStructure)& HDS,
0065                               const Standard_Boolean orientFORWARD = Standard_True);
0066
0067   //! Stores in <DS> the intersections of <S1> and <S2>.
0068   //! if orientFORWARD = True
0069   //! S FORWAR,REVERSED   --> FORWARD
0070   //! S EXTERNAL,INTERNAL --> EXTERNAL,INTERNAL
0071   Standard_EXPORT void InsertIntersection(const TopoDS_Shape&                        S1,
0072                                           const TopoDS_Shape&                        S2,
0073                                           const Handle(TopOpeBRepDS_HDataStructure)& HDS,
0074                                           const Standard_Boolean orientFORWARD = Standard_True);
0075
0076   Standard_EXPORT void Complete(const Handle(TopOpeBRepDS_HDataStructure)& HDS);
0077
0078   //! Stores in <DS> the intersections of <S1> and <S2>.
0079   //! S1 et S2 contain only SameDomain Face
0080   Standard_EXPORT void Insert2d(const TopoDS_Shape&                        S1,
0081                                 const TopoDS_Shape&                        S2,
0082                                 const Handle(TopOpeBRepDS_HDataStructure)& HDS);
0083
0084   //! S1, S2 set of tangent face
0085   //! lance les intersections 2d pour coder correctement
0086   //! les faces SameDomain.
0087   Standard_EXPORT void InsertIntersection2d(const TopoDS_Shape&                        S1,
0088                                             const TopoDS_Shape&                        S2,
0089                                             const Handle(TopOpeBRepDS_HDataStructure)& HDS);
0090
0091   Standard_EXPORT Standard_Boolean IsMadeOf1d(const TopoDS_Shape& S) const;
0092
0093   Standard_EXPORT Standard_Boolean IsContext1d(const TopoDS_Shape& S) const;
0094
0095   //! Stores in <DS> the intersections of <S1> and <S2>.
0096   //! S1 and S2 are edges or wires.
0097   //! S1 edges have a 2d representation in face F1
0098   //! S2 edges have a 2d representation in face F2
0099   //! F1 is the face which surface is taken as reference
0100   //! for 2d description of S1 and S2 edges.
0101   //! if orientFORWARD = True
0102   //! S FORWARD,REVERSED  --> FORWARD
0103   //! S EXTERNAL,INTERNAL --> EXTERNAL,INTERNAL
0104   Standard_EXPORT void Insert1d(const TopoDS_Shape&                        S1,
0105                                 const TopoDS_Shape&                        S2,
0106                                 const TopoDS_Face&                         F1,
0107                                 const TopoDS_Face&                         F2,
0108                                 const Handle(TopOpeBRepDS_HDataStructure)& HDS,
0109                                 const Standard_Boolean orientFORWARD = Standard_False);
0110
0111   Standard_EXPORT TopOpeBRep_ShapeIntersector& ChangeShapeIntersector();
0112
0113   Standard_EXPORT TopOpeBRep_ShapeIntersector2d& ChangeShapeIntersector2d();
0114
0115   Standard_EXPORT TopOpeBRep_FacesFiller& ChangeFacesFiller();
0116
0117   Standard_EXPORT TopOpeBRep_EdgesFiller& ChangeEdgesFiller();
0118
0119   Standard_EXPORT TopOpeBRep_FaceEdgeFiller& ChangeFaceEdgeFiller();
0120
0121   Standard_EXPORT void GapFiller(const Handle(TopOpeBRepDS_HDataStructure)& HDS) const;
0122
0123   //! Update   the  data      structure  with   relevant
0124   //! information deduced from the intersections.
0125   //!
0126   //! Shells containing an intersected face.
0127   //! Wires  containing an intersected edge.
0128   Standard_EXPORT void CompleteDS(const Handle(TopOpeBRepDS_HDataStructure)& HDS) const;
0129
0130   Standard_EXPORT void Filter(const Handle(TopOpeBRepDS_HDataStructure)& HDS) const;
0131
0132   Standard_EXPORT void Reducer(const Handle(TopOpeBRepDS_HDataStructure)& HDS) const;
0133
0134   Standard_EXPORT void RemoveUnsharedGeometry(const Handle(TopOpeBRepDS_HDataStructure)& HDS);
0135
0136   Standard_EXPORT void Checker(const Handle(TopOpeBRepDS_HDataStructure)& HDS) const;
0137
0138   //! Update   the  data      structure  with   relevant
0139   //! information deduced from the intersections 2d.
0140   //!
0141   //! Shells containing an intersected face.
0142   //! Wires  containing an intersected edge.
0143   //!
0144   //! search for interference identity using edge connexity //NYI
0145   Standard_EXPORT void CompleteDS2d(const Handle(TopOpeBRepDS_HDataStructure)& HDS) const;
0146
0147 protected:
0148 private:
0149   Standard_EXPORT Standard_Boolean CheckInsert(const TopoDS_Shape& S1,
0150                                                const TopoDS_Shape& S2) const;
0151
0152   Standard_EXPORT Standard_Boolean
0153     ClearShapeSameDomain(const TopoDS_Shape&                        S1,
0154                          const TopoDS_Shape&                        S2,
0155                          const Handle(TopOpeBRepDS_HDataStructure)& HDS);
0156
0157   TopOpeBRep_ShapeIntersector     myShapeIntersector;
0158   TopOpeBRep_ShapeIntersector2d   myShapeIntersector2d;
0159   TopOpeBRep_FacesFiller          myFacesFiller;
0160   TopOpeBRep_EdgesFiller          myEdgesFiller;
0161   TopOpeBRep_FaceEdgeFiller       myFaceEdgeFiller;
0162   TopOpeBRepTool_PShapeClassifier myPShapeClassifier;
0163 };
0164
0165 #endif // _TopOpeBRep_DSFiller_HeaderFile