-// Copyright (C) 2007-2016 CEA/DEN, EDF R&D
+// Copyright (C) 2007-2024 CEA, EDF
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
{
public:
MinusOneSonsGenerator(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
- unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfSons2(conn,lgth); }
- unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonCellNodalConnectivity2(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
+ unsigned getNumberOfSons2(const mcIdType *conn, mcIdType lgth) const { return _cm.getNumberOfSons2(conn,lgth); }
+ unsigned fillSonCellNodalConnectivity2(int sonId, const mcIdType *nodalConn, mcIdType lgth, mcIdType *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonCellNodalConnectivity2(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
static const int DELTA=1;
private:
const INTERP_KERNEL::CellModel& _cm;
{
public:
MinusOneSonsGeneratorBiQuadratic(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
- unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfSons2(conn,lgth); }
- unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonCellNodalConnectivity4(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
+ unsigned getNumberOfSons2(const mcIdType *conn, mcIdType lgth) const { return _cm.getNumberOfSons2(conn,lgth); }
+ unsigned fillSonCellNodalConnectivity2(int sonId, const mcIdType *nodalConn, mcIdType lgth, mcIdType *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonCellNodalConnectivity4(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
static const int DELTA=1;
private:
const INTERP_KERNEL::CellModel& _cm;
{
public:
MinusTwoSonsGenerator(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
- unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfEdgesIn3D(conn,lgth); }
- unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonEdgesNodalConnectivity3D(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
+ unsigned getNumberOfSons2(const mcIdType *conn, mcIdType lgth) const { return _cm.getNumberOfEdgesIn3D(conn,lgth); }
+ unsigned fillSonCellNodalConnectivity2(int sonId, const mcIdType *nodalConn, mcIdType lgth, mcIdType *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillSonEdgesNodalConnectivity3D(sonId,nodalConn,lgth,sonNodalConn,typeOfSon); }
static const int DELTA=2;
private:
const INTERP_KERNEL::CellModel& _cm;
{
public:
MicroEdgesGenerator2D(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
- unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfMicroEdges(); }
- unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillMicroEdgeNodalConnectivity(sonId,nodalConn,sonNodalConn,typeOfSon); }
+ unsigned getNumberOfSons2(const mcIdType *conn, mcIdType lgth) const { return _cm.getNumberOfMicroEdges(); }
+ unsigned fillSonCellNodalConnectivity2(int sonId, const mcIdType *nodalConn, mcIdType lgth, mcIdType *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillMicroEdgeNodalConnectivity(sonId,nodalConn,sonNodalConn,typeOfSon); }
static const int DELTA=1;
private:
const INTERP_KERNEL::CellModel& _cm;
{
public:
MicroEdgesGenerator3D(const INTERP_KERNEL::CellModel& cm):_cm(cm) { }
- unsigned getNumberOfSons2(const int *conn, int lgth) const { return _cm.getNumberOfMicroEdges(); }
- unsigned fillSonCellNodalConnectivity2(int sonId, const int *nodalConn, int lgth, int *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillMicroEdgeNodalConnectivity(sonId,nodalConn,sonNodalConn,typeOfSon); }
+ unsigned getNumberOfSons2(const mcIdType *conn, mcIdType lgth) const { return _cm.getNumberOfMicroEdges(); }
+ unsigned fillSonCellNodalConnectivity2(int sonId, const mcIdType *nodalConn, mcIdType lgth, mcIdType *sonNodalConn, INTERP_KERNEL::NormalizedCellType& typeOfSon) const { return _cm.fillMicroEdgeNodalConnectivity(sonId,nodalConn,sonNodalConn,typeOfSon); }
static const int DELTA=2;
private:
const INTERP_KERNEL::CellModel& _cm;
};
-int MEDCouplingFastNbrer(int id, unsigned nb, const INTERP_KERNEL::CellModel& cm, bool compute, const int *conn1, const int *conn2);
-int MEDCouplingOrientationSensitiveNbrer(int id, unsigned nb, const INTERP_KERNEL::CellModel& cm, bool compute, const int *conn1, const int *conn2);
+mcIdType MEDCouplingFastNbrer(mcIdType id, mcIdType nb, const INTERP_KERNEL::CellModel& cm, bool compute, const mcIdType *conn1, const mcIdType *conn2);
+mcIdType MEDCouplingOrientationSensitiveNbrer(mcIdType id, mcIdType nb, const INTERP_KERNEL::CellModel& cm, bool compute, const mcIdType *conn1, const mcIdType *conn2);
namespace MEDCoupling
{
public:
static const int MY_SPACEDIM=SPACEDIMM;
static const int MY_MESHDIM=8;
- typedef int MyConnType;
+ typedef mcIdType MyConnType;
static const INTERP_KERNEL::NumberingPolicy My_numPol=INTERP_KERNEL::ALL_C_MODE;
// begin
// useless, but for windows compilation ...
const double* getCoordinatesPtr() const { return 0; }
- const int* getConnectivityPtr() const { return 0; }
- const int* getConnectivityIndexPtr() const { return 0; }
- INTERP_KERNEL::NormalizedCellType getTypeOfElement(int) const { return (INTERP_KERNEL::NormalizedCellType)0; }
+ const MyConnType* getConnectivityPtr() const { return 0; }
+ const MyConnType* getConnectivityIndexPtr() const { return 0; }
+ INTERP_KERNEL::NormalizedCellType getTypeOfElement(MyConnType) const { return (INTERP_KERNEL::NormalizedCellType)0; }
// end
};
}
template<int SPACEDIM>
-void MEDCouplingUMesh::getCellsContainingPointsAlg(const double *coords, const double *pos, int nbOfPoints,
- double eps, MCAuto<DataArrayInt>& elts, MCAuto<DataArrayInt>& eltsIndex, std::function<bool(INTERP_KERNEL::NormalizedCellType,int)> sensibilityTo2DQuadraticLinearCellsFunc) const
+void MEDCouplingUMesh::getCellsContainingPointsAlg(const double *coords, const double *pos, mcIdType nbOfPoints,
+ double eps, MCAuto<DataArrayIdType>& elts, MCAuto<DataArrayIdType>& eltsIndex, std::function<bool(INTERP_KERNEL::NormalizedCellType,int)> sensibilityTo2DQuadraticLinearCellsFunc) const
{
// Override precision for this method only:
INTERP_KERNEL::QuadraticPlanarPrecision prec(eps);
- elts=DataArrayInt::New(); eltsIndex=DataArrayInt::New(); eltsIndex->alloc(nbOfPoints+1,1); eltsIndex->setIJ(0,0,0); elts->alloc(0,1);
- int *eltsIndexPtr(eltsIndex->getPointer());
+ elts=DataArrayIdType::New(); eltsIndex=DataArrayIdType::New(); eltsIndex->alloc(nbOfPoints+1,1); eltsIndex->setIJ(0,0,0); elts->alloc(0,1);
+ mcIdType *eltsIndexPtr(eltsIndex->getPointer());
MCAuto<DataArrayDouble> bboxArr(getBoundingBoxForBBTree(eps));
const double *bbox(bboxArr->begin());
- int nbOfCells=getNumberOfCells();
- const int *conn=_nodal_connec->getConstPointer();
- const int *connI=_nodal_connec_index->getConstPointer();
+ mcIdType nbOfCells=getNumberOfCells();
+ const mcIdType *conn=_nodal_connec->getConstPointer();
+ const mcIdType *connI=_nodal_connec_index->getConstPointer();
double bb[2*SPACEDIM];
- BBTree<SPACEDIM,int> myTree(&bbox[0],0,0,nbOfCells,-eps);
- for(int i=0;i<nbOfPoints;i++)
+ BBTree<SPACEDIM,mcIdType> myTree(&bbox[0],0,0,nbOfCells,-eps);
+ for(mcIdType i=0;i<nbOfPoints;i++)
{
eltsIndexPtr[i+1]=eltsIndexPtr[i];
for(int j=0;j<SPACEDIM;j++)
bb[2*j]=pos[SPACEDIM*i+j];
bb[2*j+1]=pos[SPACEDIM*i+j];
}
- std::vector<int> candidates;
+ std::vector<mcIdType> candidates;
myTree.getIntersectingElems(bb,candidates);
- for(std::vector<int>::const_iterator iter=candidates.begin();iter!=candidates.end();iter++)
+ for(std::vector<mcIdType>::const_iterator iter=candidates.begin();iter!=candidates.end();iter++)
{
- int sz(connI[(*iter)+1]-connI[*iter]-1);
+ mcIdType sz(connI[(*iter)+1]-connI[*iter]-1);
INTERP_KERNEL::NormalizedCellType ct((INTERP_KERNEL::NormalizedCellType)conn[connI[*iter]]);
bool status(false);
- // [ABN] : point locator algorithms are only properly working for linear cells.
- if(ct!=INTERP_KERNEL::NORM_POLYGON && !sensibilityTo2DQuadraticLinearCellsFunc(ct,_mesh_dim))
- status=INTERP_KERNEL::PointLocatorAlgos<DummyClsMCUG<SPACEDIM> >::isElementContainsPoint(pos+i*SPACEDIM,ct,coords,conn+connI[*iter]+1,sz,eps);
+ // [ABN] : point locator algorithms are not impl. for POLY or QPOLY in spaceDim3
+ if( SPACEDIM!=2 &&
+ (ct == INTERP_KERNEL::NORM_POLYGON || sensibilityTo2DQuadraticLinearCellsFunc(ct,_mesh_dim)))
+ throw INTERP_KERNEL::Exception("MEDCouplingUMesh::getCellsContainingPointsAlg : not implemented yet for POLYGON and QPOLYGON in spaceDim 3 !");
+ // Keep calling simple algorithm when this is desired and simple for speed reasons:
+ if (SPACEDIM == 2 && ct != INTERP_KERNEL::NORM_POLYGON && !sensibilityTo2DQuadraticLinearCellsFunc(ct,_mesh_dim))
+ status=INTERP_KERNEL::PointLocatorAlgos<DummyClsMCUG<2> >::isElementContainsPointAlgo2DSimple2(pos+i*SPACEDIM,ct,coords,conn+connI[*iter]+1,sz,eps);
else
- {
- if(SPACEDIM!=2)
- throw INTERP_KERNEL::Exception("MEDCouplingUMesh::getCellsContainingPointsAlg : not implemented yet for POLYGON and QPOLYGON in spaceDim 3 !");
- std::vector<INTERP_KERNEL::Node *> nodes(sz);
- INTERP_KERNEL::QuadraticPolygon *pol(0);
- for(int j=0;j<sz;j++)
- {
- int nodeId(conn[connI[*iter]+1+j]);
- nodes[j]=new INTERP_KERNEL::Node(coords[nodeId*SPACEDIM],coords[nodeId*SPACEDIM+1]);
- }
- if(!INTERP_KERNEL::CellModel::GetCellModel(ct).isQuadratic())
- pol=INTERP_KERNEL::QuadraticPolygon::BuildLinearPolygon(nodes);
- else
- pol=INTERP_KERNEL::QuadraticPolygon::BuildArcCirclePolygon(nodes);
- INTERP_KERNEL::Node *n(new INTERP_KERNEL::Node(pos[i*SPACEDIM],pos[i*SPACEDIM+1]));
- double a(0.),b(0.),c(0.);
- a=pol->normalizeMe(b,c); n->applySimilarity(b,c,a);
- status=pol->isInOrOut2(n);
- delete pol; n->decrRef();
- }
+ status=INTERP_KERNEL::PointLocatorAlgos<DummyClsMCUG<SPACEDIM> >::isElementContainsPoint(pos+i*SPACEDIM,ct,coords,conn+connI[*iter]+1,sz,eps);
if(status)
{
eltsIndexPtr[i+1]++;
* For speed reasons no check of this will be done.
*/
template<class SonsGenerator>
-MEDCouplingUMesh *MEDCouplingUMesh::buildDescendingConnectivityGen(DataArrayInt *desc, DataArrayInt *descIndx, DataArrayInt *revDesc, DataArrayInt *revDescIndx, DimM1DescNbrer nbrer) const
+MEDCouplingUMesh *MEDCouplingUMesh::buildDescendingConnectivityGen(DataArrayIdType *desc, DataArrayIdType *descIndx, DataArrayIdType *revDesc, DataArrayIdType *revDescIndx, DimM1DescNbrer nbrer) const
{
if(!desc || !descIndx || !revDesc || !revDescIndx)
throw INTERP_KERNEL::Exception("MEDCouplingUMesh::buildDescendingConnectivityGen : present of a null pointer in input !");
checkConnectivityFullyDefined();
- int nbOfCells=getNumberOfCells();
- int nbOfNodes=getNumberOfNodes();
- MCAuto<DataArrayInt> revNodalIndx=DataArrayInt::New(); revNodalIndx->alloc(nbOfNodes+1,1); revNodalIndx->fillWithZero();
- int *revNodalIndxPtr=revNodalIndx->getPointer();
- const int *conn=_nodal_connec->getConstPointer();
- const int *connIndex=_nodal_connec_index->getConstPointer();
+ mcIdType nbOfCells=getNumberOfCells();
+ mcIdType nbOfNodes=getNumberOfNodes();
+ MCAuto<DataArrayIdType> revNodalIndx=DataArrayIdType::New(); revNodalIndx->alloc(nbOfNodes+1,1); revNodalIndx->fillWithZero();
+ mcIdType *revNodalIndxPtr=revNodalIndx->getPointer();
+ const mcIdType *conn=_nodal_connec->getConstPointer();
+ const mcIdType *connIndex=_nodal_connec_index->getConstPointer();
std::string name="Mesh constituent of "; name+=getName();
MCAuto<MEDCouplingUMesh> ret=MEDCouplingUMesh::New(name,getMeshDimension()-SonsGenerator::DELTA);
ret->setCoords(getCoords());
ret->allocateCells(2*nbOfCells);
descIndx->alloc(nbOfCells+1,1);
- MCAuto<DataArrayInt> revDesc2(DataArrayInt::New()); revDesc2->reserve(2*nbOfCells);
- int *descIndxPtr=descIndx->getPointer(); *descIndxPtr++=0;
- for(int eltId=0;eltId<nbOfCells;eltId++,descIndxPtr++)
+ MCAuto<DataArrayIdType> revDesc2(DataArrayIdType::New()); revDesc2->reserve(2*nbOfCells);
+ mcIdType *descIndxPtr=descIndx->getPointer(); *descIndxPtr++=0;
+ for(mcIdType eltId=0;eltId<nbOfCells;eltId++,descIndxPtr++)
{
- int pos=connIndex[eltId];
- int posP1=connIndex[eltId+1];
+ mcIdType pos=connIndex[eltId];
+ mcIdType posP1=connIndex[eltId+1];
const INTERP_KERNEL::CellModel& cm=INTERP_KERNEL::CellModel::GetCellModel((INTERP_KERNEL::NormalizedCellType)conn[pos]);
SonsGenerator sg(cm);
unsigned nbOfSons=sg.getNumberOfSons2(conn+pos+1,posP1-pos-1);
- INTERP_KERNEL::AutoPtr<int> tmp=new int[posP1-pos];
+ INTERP_KERNEL::AutoPtr<mcIdType> tmp=new mcIdType[posP1-pos];
for(unsigned i=0;i<nbOfSons;i++)
{
INTERP_KERNEL::NormalizedCellType cmsId;
ret->insertNextCell(cmsId,nbOfNodesSon,tmp);
revDesc2->pushBackSilent(eltId);
}
- descIndxPtr[0]=descIndxPtr[-1]+(int)nbOfSons;
+ descIndxPtr[0]=descIndxPtr[-1]+ToIdType(nbOfSons);
}
- int nbOfCellsM1=ret->getNumberOfCells();
- std::transform(revNodalIndxPtr+1,revNodalIndxPtr+nbOfNodes+1,revNodalIndxPtr,revNodalIndxPtr+1,std::plus<int>());
- MCAuto<DataArrayInt> revNodal=DataArrayInt::New(); revNodal->alloc(revNodalIndx->back(),1);
+ mcIdType nbOfCellsM1=ret->getNumberOfCells();
+ std::transform(revNodalIndxPtr+1,revNodalIndxPtr+nbOfNodes+1,revNodalIndxPtr,revNodalIndxPtr+1,std::plus<mcIdType>());
+ MCAuto<DataArrayIdType> revNodal=DataArrayIdType::New(); revNodal->alloc(revNodalIndx->back(),1);
std::fill(revNodal->getPointer(),revNodal->getPointer()+revNodalIndx->back(),-1);
- int *revNodalPtr=revNodal->getPointer();
- const int *connM1=ret->getNodalConnectivity()->getConstPointer();
- const int *connIndexM1=ret->getNodalConnectivityIndex()->getConstPointer();
- for(int eltId=0;eltId<nbOfCellsM1;eltId++)
+ mcIdType *revNodalPtr=revNodal->getPointer();
+ const mcIdType *connM1=ret->getNodalConnectivity()->getConstPointer();
+ const mcIdType *connIndexM1=ret->getNodalConnectivityIndex()->getConstPointer();
+ for(mcIdType eltId=0;eltId<nbOfCellsM1;eltId++)
{
- const int *strtNdlConnOfCurCell=connM1+connIndexM1[eltId]+1;
- const int *endNdlConnOfCurCell=connM1+connIndexM1[eltId+1];
- for(const int *iter=strtNdlConnOfCurCell;iter!=endNdlConnOfCurCell;iter++)
+ const mcIdType *strtNdlConnOfCurCell=connM1+connIndexM1[eltId]+1;
+ const mcIdType *endNdlConnOfCurCell=connM1+connIndexM1[eltId+1];
+ for(const mcIdType *iter=strtNdlConnOfCurCell;iter!=endNdlConnOfCurCell;iter++)
if(*iter>=0)//for polyhedrons
- *std::find_if(revNodalPtr+revNodalIndxPtr[*iter],revNodalPtr+revNodalIndxPtr[*iter+1],std::bind2nd(std::equal_to<int>(),-1))=eltId;
+ *std::find_if(revNodalPtr+revNodalIndxPtr[*iter],revNodalPtr+revNodalIndxPtr[*iter+1],std::bind(std::equal_to<mcIdType>(),std::placeholders::_1,-1))=eltId;
}
//
- DataArrayInt *commonCells=0,*commonCellsI=0;
+ DataArrayIdType *commonCells=0,*commonCellsI=0;
FindCommonCellsAlg(3,0,ret->getNodalConnectivity(),ret->getNodalConnectivityIndex(),revNodal,revNodalIndx,commonCells,commonCellsI);
- MCAuto<DataArrayInt> commonCellsTmp(commonCells),commonCellsITmp(commonCellsI);
- const int *commonCellsPtr(commonCells->getConstPointer()),*commonCellsIPtr(commonCellsI->getConstPointer());
- int newNbOfCellsM1=-1;
- MCAuto<DataArrayInt> o2nM1=DataArrayInt::ConvertIndexArrayToO2N(nbOfCellsM1,commonCells->begin(),
+ MCAuto<DataArrayIdType> commonCellsTmp(commonCells),commonCellsITmp(commonCellsI);
+ const mcIdType *commonCellsPtr(commonCells->getConstPointer()),*commonCellsIPtr(commonCellsI->getConstPointer());
+ mcIdType newNbOfCellsM1=-1;
+ MCAuto<DataArrayIdType> o2nM1=DataArrayIdType::ConvertIndexArrayToO2N(nbOfCellsM1,commonCells->begin(),
commonCellsI->begin(),commonCellsI->end(),newNbOfCellsM1);
std::vector<bool> isImpacted(nbOfCellsM1,false);
- for(const int *work=commonCellsI->begin();work!=commonCellsI->end()-1;work++)
- for(int work2=work[0];work2!=work[1];work2++)
+ for(const mcIdType *work=commonCellsI->begin();work!=commonCellsI->end()-1;work++)
+ for(mcIdType work2=work[0];work2!=work[1];work2++)
isImpacted[commonCellsPtr[work2]]=true;
- const int *o2nM1Ptr=o2nM1->getConstPointer();
- MCAuto<DataArrayInt> n2oM1=o2nM1->invertArrayO2N2N2OBis(newNbOfCellsM1);
- const int *n2oM1Ptr=n2oM1->getConstPointer();
+ const mcIdType *o2nM1Ptr=o2nM1->getConstPointer();
+ MCAuto<DataArrayIdType> n2oM1=o2nM1->invertArrayO2N2N2OBis(newNbOfCellsM1);
+ const mcIdType *n2oM1Ptr=n2oM1->getConstPointer();
MCAuto<MEDCouplingUMesh> ret2=static_cast<MEDCouplingUMesh *>(ret->buildPartOfMySelf(n2oM1->begin(),n2oM1->end(),true));
ret2->copyTinyInfoFrom(this);
desc->alloc(descIndx->back(),1);
- int *descPtr=desc->getPointer();
+ mcIdType *descPtr=desc->getPointer();
const INTERP_KERNEL::CellModel& cmsDft=INTERP_KERNEL::CellModel::GetCellModel(INTERP_KERNEL::NORM_POINT1);
- for(int i=0;i<nbOfCellsM1;i++,descPtr++)
+ for(mcIdType i=0;i<nbOfCellsM1;i++,descPtr++)
{
if(!isImpacted[i])
*descPtr=nbrer(o2nM1Ptr[i],0,cmsDft,false,0,0);
}
revDesc->reserve(newNbOfCellsM1);
revDescIndx->alloc(newNbOfCellsM1+1,1);
- int *revDescIndxPtr=revDescIndx->getPointer(); *revDescIndxPtr++=0;
- const int *revDesc2Ptr=revDesc2->getConstPointer();
- for(int i=0;i<newNbOfCellsM1;i++,revDescIndxPtr++)
+ mcIdType *revDescIndxPtr=revDescIndx->getPointer(); *revDescIndxPtr++=0;
+ const mcIdType *revDesc2Ptr=revDesc2->getConstPointer();
+ for(mcIdType i=0;i<newNbOfCellsM1;i++,revDescIndxPtr++)
{
- int oldCellIdM1=n2oM1Ptr[i];
+ mcIdType oldCellIdM1=n2oM1Ptr[i];
if(!isImpacted[oldCellIdM1])
{
revDesc->pushBackSilent(revDesc2Ptr[oldCellIdM1]);
}
else
{
- for(int j=commonCellsIPtr[0];j<commonCellsIPtr[1];j++)
+ for(mcIdType j=commonCellsIPtr[0];j<commonCellsIPtr[1];j++)
revDesc->pushBackSilent(revDesc2Ptr[commonCellsPtr[j]]);
revDescIndxPtr[0]=revDescIndxPtr[-1]+commonCellsIPtr[1]-commonCellsIPtr[0];
commonCellsIPtr++;