src/GeomAlgoAPI/GeomAlgoAPI_PaveFiller.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        GeomAlgoAPI_PaveFiller.cpp
   4 // Created:     27 August 2015
   5 // Author:      Dmitry Bobylev
   6
   7 #include "GeomAlgoAPI_PaveFiller.h"
   8
   9 #include <GeomAlgoAPI_DFLoader.h>
  10 #include <GeomAlgoAPI_ShapeTools.h>
  11
  12 #include <BOPAlgo_Builder.hxx>
  13 #include <BOPAlgo_PaveFiller.hxx>
  14 #include <TopoDS_Builder.hxx>
  15 #include <TopoDS_Iterator.hxx>
  16
  17 //=================================================================================================
  18 GeomAlgoAPI_PaveFiller::GeomAlgoAPI_PaveFiller(const ListOfShape& theListOfShape, const bool theIsMakeCompSolids)
  19 {
  20   build(theListOfShape, theIsMakeCompSolids);
  21 }
  22
  23
  24 //=================================================================================================
  25 void GeomAlgoAPI_PaveFiller::build(const ListOfShape& theListOfShape, const bool theIsMakeCompSolids)
  26 {
  27   BOPAlgo_PaveFiller aPaveFiller;
  28   BOPCol_ListOfShape aListOfShape;
  29   for(ListOfShape::const_iterator anIt = theListOfShape.cbegin(); anIt != theListOfShape.cend(); anIt++) {
  30     const TopoDS_Shape& aShape = (*anIt)->impl<TopoDS_Shape>();
  31     if(aShape.ShapeType() == TopAbs_COMPOUND) {
  32       for(TopoDS_Iterator anIter(aShape); anIter.More(); anIter.Next()) {
  33         aListOfShape.Append(anIter.Value());
  34       }
  35     } else {
  36       aListOfShape.Append(aShape);
  37     }
  38   }
  39   aPaveFiller.SetArguments(aListOfShape);
  40   aPaveFiller.Perform();
  41   Standard_Integer iErr = aPaveFiller.ErrorStatus();
  42   if(iErr) {
  43     return;
  44   }
  45
  46   BOPAlgo_Builder* aBuilder = new BOPAlgo_Builder();
  47   this->setImpl(aBuilder);
  48   this->setBuilderType(OCCT_BOPAlgo_Builder);
  49   aBuilder->SetArguments(aListOfShape);
  50   aBuilder->PerformWithFiller(aPaveFiller);
  51   iErr = aBuilder->ErrorStatus();
  52   if(iErr) {
  53     return;
  54   }
  55
  56   TopoDS_Shape aResult = aBuilder->Shape();
  57   if(aResult.ShapeType() == TopAbs_COMPOUND) {
  58     aResult = GeomAlgoAPI_DFLoader::refineResult(aResult);
  59   }
  60   if(theIsMakeCompSolids && aResult.ShapeType() == TopAbs_COMPOUND) {
  61     std::shared_ptr<GeomAPI_Shape> aCompound(new GeomAPI_Shape);
  62     aCompound->setImpl(new TopoDS_Shape(aResult));
  63     ListOfShape aCompSolids, aFreeSolids;
  64     GeomAlgoAPI_ShapeTools::combineShapes(aCompound, GeomAPI_Shape::COMPSOLID, aCompSolids, aFreeSolids);
  65     if(aCompSolids.size() == 1 && aFreeSolids.size() == 0) {
  66       aResult = aCompSolids.front()->impl<TopoDS_Shape>();
  67     } else if (aCompSolids.size() > 1 || (aCompSolids.size() >= 1 && aFreeSolids.size() >= 1)) {
  68       TopoDS_Compound aResultComp;
  69       TopoDS_Builder aBuilder;
  70       aBuilder.MakeCompound(aResultComp);
  71       for(ListOfShape::const_iterator anIter = aCompSolids.cbegin(); anIter != aCompSolids.cend(); anIter++) {
  72         aBuilder.Add(aResultComp, (*anIter)->impl<TopoDS_Shape>());
  73       }
  74       for(ListOfShape::const_iterator anIter = aFreeSolids.cbegin(); anIter != aFreeSolids.cend(); anIter++) {
  75         aBuilder.Add(aResultComp, (*anIter)->impl<TopoDS_Shape>());
  76       }
  77       aResult = aResultComp;
  78     }
  79   }
  80
  81   std::shared_ptr<GeomAPI_Shape> aShape(new GeomAPI_Shape());
  82   aShape->setImpl(new TopoDS_Shape(aResult));
  83   this->setShape(aShape);
  84   this->setDone(true);
  85 }