/src/contrib/geom-5.1.2.7/src/NMTTools/NMTTools_PaveFiller_9.cpp

  1//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
  2//
  3//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
  4//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
  5//
  6//  This library is free software; you can redistribute it and/or
  7//  modify it under the terms of the GNU Lesser General Public
  8//  License as published by the Free Software Foundation; either
  9//  version 2.1 of the License.
 10//
 11//  This library is distributed in the hope that it will be useful,
 12//  but WITHOUT ANY WARRANTY; without even the implied warranty of
 13//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 14//  Lesser General Public License for more details.
 15//
 16//  You should have received a copy of the GNU Lesser General Public
 17//  License along with this library; if not, write to the Free Software
 18//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 19//
 20//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 21//
 22// File:	NMTTools_PaveFiller_9.cxx
 23// Created:	Fri Dec 19 11:15:53 2003
 24// Author:	Peter KURNEV
 25//		<pkv@irinox>
 26//
 27#include <NMTTools_PaveFiller.ixx>
 28
 29#include <Geom_Surface.hxx>
 30
 31#include <TopLoc_Location.hxx>
 32#include <TopAbs_Orientation.hxx>
 33
 34#include <TopoDS.hxx>
 35#include <TopoDS_Face.hxx>
 36#include <TopoDS_Wire.hxx>
 37#include <TopoDS_Edge.hxx>
 38#include <TopoDS_Shape.hxx>
 39
 40#include <BRep_Builder.hxx>
 41#include <BRep_Tool.hxx>
 42
 43#include <TopExp_Explorer.hxx>
 44
 45#include <BOPTools_ListIteratorOfListOfPaveBlock.hxx>
 46#include <BOPTools_ListOfPaveBlock.hxx>
 47#include <BOPTools_PaveBlock.hxx>
 48#include <BOPTools_Tools3D.hxx>
 49
 50#include <NMTDS_ShapesDataStructure.hxx>
 51
 52#include <NMTTools_CommonBlockAPI.hxx>
 53#include <NMTTools_CommonBlock.hxx>
 54
 55
 56//=======================================================================
 57// function: PrepareFace
 58// purpose: 
 59//=======================================================================
 60  void NMTTools_PaveFiller::PrepareFace(const Standard_Integer nF, 
 61					TopoDS_Face& newFace)
 62{
 63  Standard_Boolean bToReverse, bIsDegenerated;
 64  Standard_Integer iRankF, nE, nSp, aNbPB;
 65  Standard_Real aTol;
 66  TopLoc_Location aLoc;
 67  TopoDS_Face aF;
 68  TopoDS_Wire newWire;
 69  TopoDS_Edge aSp;
 70  TopAbs_Orientation anOrF, anOrE;
 71  BRep_Builder aBB;
 72  TopExp_Explorer aExpW, aExpE;
 73  BOPTools_ListIteratorOfListOfPaveBlock aItPB;
 74  //
 75  iRankF=myDS->Rank(nF);
 76  aF=TopoDS::Face(myDS->Shape(nF));
 77  anOrF=aF.Orientation();
 78  aF.Orientation(TopAbs_FORWARD);
 79  //
 80  Handle(Geom_Surface) aS=BRep_Tool::Surface(aF, aLoc);
 81  aTol=BRep_Tool::Tolerance(aF);
 82  //
 83  aBB.MakeFace (newFace, aS, aLoc, aTol);
 84  //
 85  aExpW.Init(aF, TopAbs_WIRE);
 86  for (; aExpW.More(); aExpW.Next()) {
 87    const TopoDS_Shape& aW=aExpW.Current();
 88    aBB.MakeWire(newWire);
 89    //
 90    aExpE.Init(aW, TopAbs_EDGE);
 91    for (; aExpE.More(); aExpE.Next()) {
 92      const TopoDS_Edge& aE=TopoDS::Edge(aExpE.Current());
 93      bIsDegenerated=BRep_Tool::Degenerated(aE);
 94      anOrE=aE.Orientation();
 95      //
 96      nE=myDS->ShapeIndex(aE, iRankF);
 97      const BOPTools_ListOfPaveBlock& aLPB=mySplitShapesPool(myDS->RefEdge(nE));
 98      aNbPB=aLPB.Extent();
 99      if (!aNbPB) {
100	aBB.Add(newWire, aE);
101	continue;
102      }
103      //
104      aItPB.Initialize(aLPB);
105      for (; aItPB.More(); aItPB.Next()) {
106	const BOPTools_PaveBlock& aPB=aItPB.Value();
107	const BOPTools_PaveBlock& aPBR=RealPaveBlock(aPB);
108	nSp=aPBR.Edge();
109	//
110	aSp=TopoDS::Edge(myDS->Shape(nSp));
111	if (!bIsDegenerated) {
112	  bToReverse=BOPTools_Tools3D::IsSplitToReverse1(aSp, aE, myContext);
113	  if (bToReverse) {
114	    aSp.Reverse();
115	  }
116	}
117	else {
118	 aSp.Orientation(anOrE);
119	}
120	aBB.Add(newWire, aSp);
121      }
122    }
123    aBB.Add(newFace, newWire);
124  }
125  newFace.Orientation(anOrF);
126}