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salome-geom  6.5.0
Public Member Functions | Protected Member Functions | Protected Attributes
GEOMAlgo_ShellSolid Class Reference

#include <GEOMAlgo_ShellSolid.hxx>

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List of all members.

Public Member Functions

Standard_EXPORT GEOMAlgo_ShellSolid ()
virtual Standard_EXPORT ~GEOMAlgo_ShellSolid ()
virtual Standard_EXPORT void Perform ()
Standard_EXPORT void SetFiller (const BOPTools_DSFiller &aDSF)
Standard_EXPORT const
TopTools_ListOfShape & 
Shapes (const TopAbs_State aState) const
Standard_EXPORT Standard_Integer ErrorStatus () const
Standard_EXPORT Standard_Integer WarningStatus () const
Standard_EXPORT void ComputeInternalShapes (const Standard_Boolean theFlag)
 Allows to omit of creation of internal shapes (manifold topology).
Needed for the SALOME/TRIPOLI module.

Protected Member Functions

virtual Standard_EXPORT void Prepare ()
virtual Standard_EXPORT void BuildResult ()
Standard_EXPORT void DetectSDFaces ()
virtual Standard_EXPORT void CheckData ()
virtual Standard_EXPORT void CheckResult ()

Protected Attributes

TopTools_ListOfShape myLSIN
TopTools_ListOfShape myLSOUT
TopTools_ListOfShape myLSON
Standard_Integer myRank
BOPTools_PDSFiller myDSFiller
Standard_Integer myErrorStatus
Standard_Integer myWarningStatus
Standard_Boolean myComputeInternalShapes

Detailed Description

Definition at line 39 of file GEOMAlgo_ShellSolid.hxx.


Constructor & Destructor Documentation

Definition at line 80 of file GEOMAlgo_ShellSolid.cxx.

Definition at line 89 of file GEOMAlgo_ShellSolid.cxx.

{
}

Member Function Documentation

void GEOMAlgo_ShellSolid::BuildResult ( ) [protected, virtual]

Implements GEOMAlgo_ShapeSolid.

Reimplemented in GEOMAlgo_SolidSolid.

Definition at line 152 of file GEOMAlgo_ShellSolid.cxx.

{
  Standard_Boolean bIsTouchCase;
  Standard_Integer i, j, nF1, nF2, aNbFFs, aNbS, aNbCurves, nSp, iRank1;
  Standard_Integer nE, nF, aNbPB, iBeg, iEnd;
  BooleanOperations_StateOfShape aState;
  TopExp_Explorer anExp;
  TopAbs_ShapeEnum aType;
  gp_Pnt2d aP2D;
  gp_Pnt aP3D;
  //
  const BooleanOperations_ShapesDataStructure& aDS=myDSFiller->DS();
  const BOPTools_InterferencePool& anInterfPool=myDSFiller->InterfPool();
  BOPTools_InterferencePool* pInterfPool=(BOPTools_InterferencePool*) &anInterfPool;
  BOPTools_CArray1OfSSInterference& aFFs=pInterfPool->SSInterferences();
  const BOPTools_PaveFiller& aPaveFiller=myDSFiller->PaveFiller();
  const BOPTools_SplitShapesPool& aSplitShapesPool=aPaveFiller.SplitShapesPool();
  //
  // 1. process pf non-interferring faces
  iBeg=1;
  iEnd=aDS.NumberOfShapesOfTheObject();
  if (myRank==2) {
    iBeg=iEnd+1;
    iEnd=aDS.NumberOfSourceShapes();
  }
  //
  for (i=iBeg; i<=iEnd; ++i) {
    aType=aDS.GetShapeType(i);
    if (aType!=TopAbs_FACE) {
      continue;
    }
    //
    const TopoDS_Face& aF1=TopoDS::Face(aDS.Shape(i));
    aState=aDS.GetState(i);
    if (aState==BooleanOperations_IN) {
      myLSIN.Append(aF1);
    }
    else if (aState==BooleanOperations_OUT) {
      myLSOUT.Append(aF1);
    }
  }
  //
  // 2. process pf interferred faces
  aNbFFs=aFFs.Extent();
  for (i=1; i<=aNbFFs; ++i) {
    BOPTools_SSInterference& aFFi=aFFs(i);
    //
    nF1=aFFi.Index1();
    nF2=aFFi.Index2();
    iRank1=aDS.Rank(nF1);
    nF=(iRank1==myRank) ? nF1 : nF2;
    const TopoDS_Face& aF1=TopoDS::Face(aDS.Shape(nF));
    //
    bIsTouchCase=aFFi.IsTangentFaces();
    //
    if (bIsTouchCase) {
      myLSON.Append(aF1);
      continue;
    }
    //
    // Has section edges ?
    aNbS=0;
    BOPTools_SequenceOfCurves& aBCurves=aFFi.Curves();
    aNbCurves=aBCurves.Length();
    for (j=1; j<=aNbCurves; j++) {
      BOPTools_Curve& aBC=aBCurves(j);
      const BOPTools_ListOfPaveBlock& aSectEdges=aBC.NewPaveBlocks();
      aNbS=aSectEdges.Extent();
      if (aNbS) {
        break;
      }
    }
    //
    if (aNbS) { // it has
      continue;
    }
    //
    anExp.Init(aF1, TopAbs_EDGE);
    for (; anExp.More(); anExp.Next()) {
      const TopoDS_Edge& aE=TopoDS::Edge(anExp.Current());
      if (BRep_Tool::Degenerated(aE)) {
        continue;
      }
      //
      nE=aDS.ShapeIndex(aE, myRank);
      const BOPTools_ListOfPaveBlock& aLPB=aSplitShapesPool(aDS.RefEdge(nE));
      aNbPB=aLPB.Extent();
      //
      if (aNbPB<2) {
        nSp=nE;
        if (aNbPB) {
          const BOPTools_PaveBlock& aPB=aLPB.First();
          nSp=aPB.Edge();
        }
        /*const TopoDS_Shape& aSp=*/aDS.Shape(nSp);
        //
        aState=aDS.GetState(nSp);
        if (aState==BooleanOperations_IN) {
          myLSIN.Append(aF1);
        }
        else if (aState==BooleanOperations_OUT) {
          myLSOUT.Append(aF1);
        }
        else if (aState==BooleanOperations_ON) {
          Standard_Real aTol;
          TopAbs_State aSt;
          //
          //const TopoDS_Face& aF2=TopoDS::Face(aDS.Shape((iRank1==myRank)? nF2 : nF1));
          //aTol=BRep_Tool::Tolerance(aF2);
          aTol=1.e-7;
          //
          BOPTools_Tools3D::PointNearEdge(aE, aF1, aP2D, aP3D);
          const TopoDS_Solid& aRefSolid=(myRank==1) ?
            TopoDS::Solid(aDS.Tool()) : TopoDS::Solid(aDS.Object());
          //
          BOPTools_PaveFiller* pPF=(BOPTools_PaveFiller*)& aPaveFiller;
          const Handle(IntTools_Context)& aCtx=pPF->Context();
          //
          BRepClass3d_SolidClassifier& aSC=aCtx->SolidClassifier(aRefSolid);
          aSC.Perform(aP3D, aTol);
          aSt=aSC.State();
          if (aSt==TopAbs_IN) {
            myLSIN.Append(aF1);
          }
          else if (aSt==TopAbs_OUT) {
            myLSOUT.Append(aF1);
          }
        }
        break;
      } // if (aNbPB<2) {
    } //for (; anExp.More(); anExp.Next())
  }
}

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void GEOMAlgo_Algo::CheckData ( ) [protected, virtual, inherited]
void GEOMAlgo_Algo::CheckResult ( ) [protected, virtual, inherited]

Reimplemented in GEOMAlgo_Gluer.

Definition at line 59 of file GEOMAlgo_Algo.cxx.

void GEOMAlgo_Algo::ComputeInternalShapes ( const Standard_Boolean  theFlag) [inherited]

Allows to omit of creation of internal shapes (manifold topology).
Needed for the SALOME/TRIPOLI module.

Definition at line 87 of file GEOMAlgo_Algo.cxx.

{
  myComputeInternalShapes = theFlag;
}

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void GEOMAlgo_ShellSolid::DetectSDFaces ( ) [protected]

Definition at line 289 of file GEOMAlgo_ShellSolid.cxx.

{
  const BooleanOperations_ShapesDataStructure& aDS=myDSFiller->DS();
  BOPTools_InterferencePool* pIntrPool=(BOPTools_InterferencePool*)&myDSFiller->InterfPool();
  BOPTools_CArray1OfSSInterference& aFFs=pIntrPool->SSInterferences();
  //
  Standard_Boolean bFlag;
  Standard_Integer i, aNb, nF1, nF2,  iZone, aNbSps, iSenseFlag;
  gp_Dir aDNF1, aDNF2;

  aNb=aFFs.Extent();
  for (i=1; i<=aNb; i++) {
    bFlag=Standard_False;

    BOPTools_SSInterference& aFF=aFFs(i);

    nF1=aFF.Index1();
    nF2=aFF.Index2();
    const TopoDS_Face& aF1=TopoDS::Face(aDS.Shape(nF1));
    const TopoDS_Face& aF2=TopoDS::Face(aDS.Shape(nF2));
    //
    // iSenseFlag;
    const BOPTools_ListOfPaveBlock& aLPB=aFF.PaveBlocks();
    aNbSps=aLPB.Extent();

    if (!aNbSps) {
      continue;
    }

    const BOPTools_PaveBlock& aPB=aLPB.First();
    const TopoDS_Edge& aSpE=TopoDS::Edge(aDS.Shape(aPB.Edge()));

    BOPTools_Tools3D::GetNormalToFaceOnEdge (aSpE, aF1, aDNF1);
    BOPTools_Tools3D::GetNormalToFaceOnEdge (aSpE, aF2, aDNF2);
    iSenseFlag=BOPTools_Tools3D::SenseFlag (aDNF1, aDNF2);
    //
    if (iSenseFlag==1 || iSenseFlag==-1) {
    //
    //
      TopoDS_Face aF1FWD=aF1;
      aF1FWD.Orientation (TopAbs_FORWARD);

      BOP_WireEdgeSet aWES (aF1FWD);
      BOP_SDFWESFiller aWESFiller(nF1, nF2, *myDSFiller);
      aWESFiller.SetSenseFlag(iSenseFlag);
      aWESFiller.SetOperation(BOP_COMMON);
      aWESFiller.Do(aWES);

      BOP_FaceBuilder aFB;
      aFB.Do(aWES);
      const TopTools_ListOfShape& aLF=aFB.NewFaces();

      iZone=0;
      TopTools_ListIteratorOfListOfShape anIt(aLF);
      for (; anIt.More(); anIt.Next()) {
        const TopoDS_Shape& aFR=anIt.Value();

        if (aFR.ShapeType()==TopAbs_FACE) {
          const TopoDS_Face& aFaceResult=TopoDS::Face(aFR);
          //
          Standard_Boolean bIsValidIn2D, bNegativeFlag;
          bIsValidIn2D=BOPTools_Tools3D::IsValidArea (aFaceResult, bNegativeFlag);
          if (bIsValidIn2D) {
            //if(CheckSameDomainFaceInside(aFaceResult, aF2)) {
            iZone=1;
            break;
            //}
          }
          //
        }
      }

      if (iZone) {
        bFlag=Standard_True;
        aFF.SetStatesMap(aWESFiller.StatesMap());
      }

    }// if (iSenseFlag)

  aFF.SetTangentFacesFlag(bFlag);
  aFF.SetSenseFlag (iSenseFlag);
  }// end of for (i=1; i<=aNb; i++)
}

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Standard_Integer GEOMAlgo_Algo::ErrorStatus ( ) const [inherited]

Definition at line 67 of file GEOMAlgo_Algo.cxx.

{
  return myErrorStatus;
}

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void GEOMAlgo_ShellSolid::Perform ( ) [virtual]

Implements GEOMAlgo_Algo.

Reimplemented in GEOMAlgo_SolidSolid.

Definition at line 96 of file GEOMAlgo_ShellSolid.cxx.

{
  myErrorStatus=0;
  //
  try {
    if (myDSFiller==NULL) {
      myErrorStatus=10;
      return;
    }
    if(!myDSFiller->IsDone()) {
      myErrorStatus=11;
      return;
    }
    //
    Standard_Boolean bIsNewFiller;
    //
    bIsNewFiller=myDSFiller->IsNewFiller();
    if (bIsNewFiller) {
      Prepare();
      myDSFiller->SetNewFiller(!bIsNewFiller);
    }
    //
    myRank=(myDSFiller->DS().Object().ShapeType()==TopAbs_SHELL) ? 1 : 2;
    BuildResult();
  }
  catch (Standard_Failure) {
    myErrorStatus=12;
  }
}

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void GEOMAlgo_ShellSolid::Prepare ( ) [protected, virtual]

Implements GEOMAlgo_ShapeSolid.

Definition at line 129 of file GEOMAlgo_ShellSolid.cxx.

{
  const BOPTools_PaveFiller& aPaveFiller=myDSFiller->PaveFiller();
  //
  // 1 States
  BOPTools_SolidStateFiller aStateFiller(aPaveFiller);
  aStateFiller.Do();
  //
  // 2 Project section edges on corresp. faces -> P-Curves on edges.
  BOPTools_PCurveMaker aPCurveMaker(aPaveFiller);
  aPCurveMaker.Do();
  //
  // 3. Degenerated Edges Processing
  BOPTools_DEProcessor aDEProcessor(aPaveFiller);
  aDEProcessor.Do();
  //
  // 4. Detect Same Domain Faces
  DetectSDFaces();
}

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void GEOMAlgo_ShapeSolid::SetFiller ( const BOPTools_DSFiller &  aDSF) [inherited]

Definition at line 55 of file GEOMAlgo_ShapeSolid.cxx.

{
  myDSFiller=(BOPTools_DSFiller*) &aDSFiller;
}

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const TopTools_ListOfShape & GEOMAlgo_ShapeSolid::Shapes ( const TopAbs_State  aState) const [inherited]

Definition at line 63 of file GEOMAlgo_ShapeSolid.cxx.

{
  const TopTools_ListOfShape *pL;
  //
  switch (aState) {
    case TopAbs_IN:
      pL=&myLSIN;
      break;
    case TopAbs_OUT:
      pL=&myLSOUT;
      break;
    case TopAbs_ON:
      pL=&myLSON;
      break;
    default:
      pL=&myLSON;
      break;
  }
  return *pL;
}

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Standard_Integer GEOMAlgo_Algo::WarningStatus ( ) const [inherited]

Definition at line 75 of file GEOMAlgo_Algo.cxx.

{
  return myWarningStatus;
}

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Member Data Documentation

Standard_Boolean GEOMAlgo_Algo::myComputeInternalShapes [protected, inherited]

Definition at line 73 of file GEOMAlgo_Algo.hxx.

BOPTools_PDSFiller GEOMAlgo_ShapeSolid::myDSFiller [protected, inherited]

Definition at line 71 of file GEOMAlgo_ShapeSolid.hxx.

Standard_Integer GEOMAlgo_Algo::myErrorStatus [protected, inherited]

Definition at line 71 of file GEOMAlgo_Algo.hxx.

TopTools_ListOfShape GEOMAlgo_ShapeSolid::myLSIN [protected, inherited]

Definition at line 67 of file GEOMAlgo_ShapeSolid.hxx.

TopTools_ListOfShape GEOMAlgo_ShapeSolid::myLSON [protected, inherited]

Definition at line 69 of file GEOMAlgo_ShapeSolid.hxx.

TopTools_ListOfShape GEOMAlgo_ShapeSolid::myLSOUT [protected, inherited]

Definition at line 68 of file GEOMAlgo_ShapeSolid.hxx.

Standard_Integer GEOMAlgo_ShapeSolid::myRank [protected, inherited]

Definition at line 70 of file GEOMAlgo_ShapeSolid.hxx.

Standard_Integer GEOMAlgo_Algo::myWarningStatus [protected, inherited]

Definition at line 72 of file GEOMAlgo_Algo.hxx.


The documentation for this class was generated from the following files: