Пример #1
0
//=======================================================================
// function: FillIn2DParts
// purpose: 
//=======================================================================
  void GEOMAlgo_Builder::FillIn2DParts()
{
  const NMTDS_ShapesDataStructure& aDS=*myPaveFiller->DS();
  NMTTools_PaveFiller* pPF=myPaveFiller;
  NMTDS_InterfPool* pIP=pPF->IP();
  BOPTools_CArray1OfSSInterference& aFFs=pIP->SSInterferences();
  NMTTools_CommonBlockPool& aCBP=pPF->ChangeCommonBlockPool();
  //
  Standard_Integer  j, nSpIn, nSpSc, aNbCurves;
  Standard_Integer aNbS, nF, aNbCBP, n1, n2, aNbFFs, aNbSpIn;
  TopTools_MapOfShape  aMFence;
  TopTools_ListOfShape aLSpIn;
  TopoDS_Face aF;
  NMTTools_ListIteratorOfListOfCommonBlock aItCB;
  BOPTools_ListIteratorOfListOfPaveBlock aItPB;
  //
  myInParts.Clear();
  //
  aNbFFs=aFFs.Extent();
  aNbCBP=aCBP.Extent();
  //
  aNbS=aDS.NumberOfShapesOfTheObject();
  for (nF=1; nF<=aNbS; ++nF) {
    if (aDS.GetShapeType(nF)!=TopAbs_FACE) {
      continue;
    }
    //
    aF=TopoDS::Face(aDS.Shape(nF));
    //
    aMFence.Clear();
    aLSpIn.Clear();
    //
    // 1. In Parts
    for (j=1; j<=aNbCBP; ++j) {
      NMTTools_ListOfCommonBlock& aLCB=aCBP(j);
      aItCB.Initialize(aLCB);
      for (; aItCB.More(); aItCB.Next()) {
	NMTTools_CommonBlock& aCB=aItCB.Value();
	if (aCB.IsPaveBlockOnFace(nF)) {
	  const BOPTools_PaveBlock& aPB1=aCB.PaveBlock1();
	  nSpIn=aPB1.Edge();
	  const TopoDS_Shape& aSpIn=aDS.Shape(nSpIn);
	  if (aMFence.Add(aSpIn)){
	    aLSpIn.Append(aSpIn);
	  }
	}
      }
    }
    //
    // 2. Section Parts
    for (j=1; j<=aNbFFs; ++j) {
      BOPTools_SSInterference& aFF=aFFs(j);
      aFF.Indices(n1, n2);
      if (!(n1==nF || n2==nF)) {
	continue;
      }
      BOPTools_SequenceOfCurves& aSC=aFF.Curves();
      aNbCurves=aSC.Length();
      if (!aNbCurves) {
	continue;
      }
      //
      const BOPTools_Curve& aBC=aSC(1);
      const BOPTools_ListOfPaveBlock& aLPB=aBC.NewPaveBlocks();
      aItPB.Initialize(aLPB);
      for (; aItPB.More(); aItPB.Next()) {
	const BOPTools_PaveBlock& aPBSc=aItPB.Value();
	nSpSc=aPBSc.Edge();
	const TopoDS_Shape& aSpSc=aDS.Shape(nSpSc);
	if (aMFence.Add(aSpSc)){
	  aLSpIn.Append(aSpSc);
	}
      }
    }
    aNbSpIn=aLSpIn.Extent();
    if (aNbSpIn) {
      myInParts.Add(aF, aLSpIn);
    }
  }//for (nF=1; nF<=aNbS; ++nF) {
}
//=======================================================================
// function: MakePCurves
// purpose:
//=======================================================================
void NMTTools_PaveFiller::MakePCurves()
{
  Standard_Integer i, aNb,  nF1, nF2, nE;
  Standard_Integer aNbCB, aNbF, nSp, nF;
  TopAbs_ShapeEnum aType;
  TopoDS_Face aF1FWD, aF2FWD;
  TColStd_ListIteratorOfListOfInteger aItF;
  BOPTools_ListIteratorOfListOfPaveBlock anIt;
  NMTTools_ListIteratorOfListOfCommonBlock aItCB;
  //
  BOPTools_CArray1OfSSInterference& aFFs=myIP->SSInterferences();
  //
  aNb=aFFs.Extent();
  for (i=1; i<=aNb; i++) {
    BOPTools_SSInterference& aFF=aFFs(i);
    aFF.Indices(nF1, nF2);
    //
    const TopoDS_Face aF1=TopoDS::Face(myDS->Shape(nF1));//mpv
    const TopoDS_Face aF2=TopoDS::Face(myDS->Shape(nF2));//mpv
    //
    aF1FWD=aF1;
    aF1FWD.Orientation(TopAbs_FORWARD);
    aF2FWD=aF2;
    aF2FWD.Orientation(TopAbs_FORWARD);
    //
    // In, On parts processing
    const BOPTools_ListOfPaveBlock& aLPBInOn=aFF.PaveBlocks();
    //
    anIt.Initialize(aLPBInOn);
    for (; anIt.More(); anIt.Next()) {
      const BOPTools_PaveBlock& aPB=anIt.Value();
      nE=aPB.Edge();
      const TopoDS_Edge aE=TopoDS::Edge(myDS->Shape(nE));//mpv

      BOPTools_Tools2D::BuildPCurveForEdgeOnFace(aE, aF1FWD);
      BOPTools_Tools2D::BuildPCurveForEdgeOnFace(aE, aF2FWD);
    }
  }
  // Check common blocks between edges and faces
  // Build P-Curves if they were not built in previos block.
  // The main case is :arguments for e.g aEdge, aFace -> no FFs,
  // but p-curves are needed.
  //
  aNb=myDS->NumberOfShapesOfTheObject();
  for (i=1; i<=aNb; ++i) {
    const TopoDS_Shape& aS=myDS->Shape(i);
    aType=aS.ShapeType();
    //
    if (aType!=TopAbs_EDGE) {
      continue;
    }
    const TopoDS_Edge& aE=TopoDS::Edge(aS);
    //
    if (BRep_Tool::Degenerated(aE)) {
      continue;
    }
    //
    const NMTTools_ListOfCommonBlock& aLCB=myCommonBlockPool(myDS->RefEdge(i));
    aNbCB=aLCB.Extent();
    if (!aNbCB) {
      continue;
    }
    //
    aItCB.Initialize(aLCB);
    for (; aItCB.More(); aItCB.Next()) {
      const NMTTools_CommonBlock& aCB=aItCB.Value();
      const BOPTools_PaveBlock &aPB1=aCB.PaveBlock1();
      //
      const TColStd_ListOfInteger& aLF=aCB.Faces();
      aNbF=aLF.Extent();
      if (!aNbF) {
        continue;
      }
      //
      nSp=aPB1.Edge();
      const TopoDS_Edge aSp=TopoDS::Edge(myDS->Shape(nSp));//mpv
      //
      aItF.Initialize(aLF);
      for (; aItF.More(); aItF.Next()) {
        nF=aItF.Value();
        aF1FWD=TopoDS::Face(myDS->Shape(nF));
        aF1FWD.Orientation(TopAbs_FORWARD);
        //
        BOPTools_Tools2D::BuildPCurveForEdgeOnFace(aSp, aF1FWD);
      } // for (; aItCB.More(); aItCB.Next()) {
    }//if (aS.ShapeType()==TopAbs_EDGE) {
  }
}