X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FPlugins%2FMEDReader%2FIO%2FMEDFileFieldRepresentationTree.cxx;h=433e3c656f81bf9e1237c8fb311c40ba52fcd531;hb=aa1eabfa68abde019175886db5e066520d92169f;hp=9c19bfdfa90ce23aa6592802b6476d3d6ea40240;hpb=30e5ff6331a07f058b69b87f91a97e875a554088;p=modules%2Fparavis.git

diff --git a/src/Plugins/MEDReader/IO/MEDFileFieldRepresentationTree.cxx b/src/Plugins/MEDReader/IO/MEDFileFieldRepresentationTree.cxx
index 9c19bfdf..433e3c65 100644
--- a/src/Plugins/MEDReader/IO/MEDFileFieldRepresentationTree.cxx
+++ b/src/Plugins/MEDReader/IO/MEDFileFieldRepresentationTree.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2010-2015  CEA/DEN, EDF R&D
+// Copyright (C) 2010-2016  CEA/DEN, EDF R&D
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -42,6 +42,7 @@
 #include "vtkInformationQuadratureSchemeDefinitionVectorKey.h"
 #include "vtkInformationIntegerKey.h"
 #include "vtkInformation.h"
+#include "vtkDataArrayTemplate.h"
 #include "vtkIdTypeArray.h"
 #include "vtkDoubleArray.h"
 #include "vtkIntArray.h"
@@ -68,6 +69,8 @@ const char MEDFileFieldRepresentationLeavesArrays::FAMILY_ID_NODE_NAME[]="Family
 
 const char MEDFileFieldRepresentationLeavesArrays::NUM_ID_NODE_NAME[]="NumIdNode";
 
+const char MEDFileFieldRepresentationLeavesArrays::GLOBAL_NODE_ID_NAME[]="GlobalNodeIds";// WARNING DO NOT CHANGE IT BEFORE HAVING CHECKED IN PV SOURCES !
+
 const char MEDFileFieldRepresentationTree::ROOT_OF_GRPS_IN_TREE[]="zeGrps";
 
 const char MEDFileFieldRepresentationTree::ROOT_OF_FAM_IDS_IN_TREE[]="zeFamIds";
@@ -175,6 +178,7 @@ vtkIdTypeArray *ELGACmp::createNew(const MEDCoupling::MEDFileFieldGlobsReal *glo
   _loc_names=locNames;
   _elgas=elgas;
   _defs.push_back(defs);
+  return elga;
 }
 
 void ELGACmp::appendELGAIfAny(vtkDataSet *ds) const
@@ -194,25 +198,68 @@ ELGACmp::~ELGACmp()
 
 //=
 
+template<class T>
+class MEDFileVTKTraits
+{
+public:
+  typedef void VtkType;
+  typedef void MCType;
+};
+
+template<>
+class MEDFileVTKTraits<int>
+{
+public:
+  typedef vtkIntArray VtkType;
+  typedef MEDCoupling::DataArrayInt MCType;
+};
+
+template<>
+class MEDFileVTKTraits<double>
+{
+public:
+  typedef vtkDoubleArray VtkType;
+  typedef MEDCoupling::DataArrayDouble MCType;
+};
+
+template<class T>
+void AssignDataPointerToVTK(typename MEDFileVTKTraits<T>::VtkType *vtkTab, typename MEDFileVTKTraits<T>::MCType *mcTab, bool noCpyNumNodes)
+{
+  if(noCpyNumNodes)
+    vtkTab->SetArray(mcTab->getPointer(),mcTab->getNbOfElems(),1,vtkDataArrayTemplate<T>::VTK_DATA_ARRAY_FREE);
+ else
+   { vtkTab->SetArray(mcTab->getPointer(),mcTab->getNbOfElems(),0,vtkDataArrayTemplate<T>::VTK_DATA_ARRAY_FREE); mcTab->accessToMemArray().setSpecificDeallocator(0); }
+}
+
+// here copy is always assumed.
+template<class VTKT, class MCT>
+void AssignDataPointerOther(VTKT *vtkTab, MCT *mcTab, int nbElems)
+{
+  vtkTab->SetVoidArray(reinterpret_cast<unsigned char *>(mcTab->getPointer()),nbElems,0,VTKT::VTK_DATA_ARRAY_FREE);
+  mcTab->accessToMemArray().setSpecificDeallocator(0);
+}
+
+//=
+
 MEDFileFieldRepresentationLeavesArrays::MEDFileFieldRepresentationLeavesArrays():_id(-1)
 {
 }
 
-MEDFileFieldRepresentationLeavesArrays::MEDFileFieldRepresentationLeavesArrays(const MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileAnyTypeFieldMultiTS>& arr):MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileAnyTypeFieldMultiTS>(arr),_activated(false),_id(-1)
+MEDFileFieldRepresentationLeavesArrays::MEDFileFieldRepresentationLeavesArrays(const MEDCoupling::MCAuto<MEDCoupling::MEDFileAnyTypeFieldMultiTS>& arr):MEDCoupling::MCAuto<MEDCoupling::MEDFileAnyTypeFieldMultiTS>(arr),_activated(false),_id(-1)
 {
   std::vector< std::vector<MEDCoupling::TypeOfField> > typs((operator->())->getTypesOfFieldAvailable());
   if(typs.size()<1)
     throw INTERP_KERNEL::Exception("There is a big internal problem in MEDLoader ! The field time spitting has failed ! A CRASH will occur soon !");
   if(typs[0].size()!=1)
     throw INTERP_KERNEL::Exception("There is a big internal problem in MEDLoader ! The field spitting by spatial discretization has failed ! A CRASH will occur soon !");
-  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDCouplingFieldDiscretization> fd(MEDCouplingFieldDiscretization::New(typs[0][0]));
+  MEDCoupling::MCAuto<MEDCoupling::MEDCouplingFieldDiscretization> fd(MEDCouplingFieldDiscretization::New(typs[0][0]));
   std::ostringstream oss2; oss2 << (operator->())->getName() << ZE_SEP << fd->getRepr();
   _ze_name=oss2.str();
 }
 
 MEDFileFieldRepresentationLeavesArrays& MEDFileFieldRepresentationLeavesArrays::operator=(const MEDFileFieldRepresentationLeavesArrays& other)
 {
-  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileAnyTypeFieldMultiTS>::operator=(other);
+  MEDCoupling::MCAuto<MEDCoupling::MEDFileAnyTypeFieldMultiTS>::operator=(other);
   _id=-1;
   _activated=false;
   _ze_name=other._ze_name;
@@ -272,13 +319,12 @@ bool MEDFileFieldRepresentationLeavesArrays::setStatus(bool status) const
 
 void MEDFileFieldRepresentationLeavesArrays::appendFields(const MEDTimeReq *tr, const MEDCoupling::MEDFileFieldGlobsReal *globs, const MEDCoupling::MEDMeshMultiLev *mml, const MEDCoupling::MEDFileMeshStruct *mst, vtkDataSet *ds) const
 {
-  const int VTK_DATA_ARRAY_FREE=vtkDataArrayTemplate<double>::VTK_DATA_ARRAY_FREE;
   const int VTK_DATA_ARRAY_DELETE=vtkDataArrayTemplate<double>::VTK_DATA_ARRAY_DELETE;
   tr->setNumberOfTS((operator->())->getNumberOfTS());
   tr->initIterator();
   for(int timeStepId=0;timeStepId<tr->size();timeStepId++,++(*tr))
     {
-      MEDCouplingAutoRefCountObjectPtr<MEDFileAnyTypeField1TS> f1ts((operator->())->getTimeStepAtPos(tr->getCurrent()));
+      MCAuto<MEDFileAnyTypeField1TS> f1ts((operator->())->getTimeStepAtPos(tr->getCurrent()));
       MEDFileAnyTypeField1TS *f1tsPtr(f1ts);
       MEDFileField1TS *f1tsPtrDbl(dynamic_cast<MEDFileField1TS *>(f1tsPtr));
       MEDFileIntField1TS *f1tsPtrInt(dynamic_cast<MEDFileIntField1TS *>(f1tsPtr));
@@ -291,7 +337,7 @@ void MEDFileFieldRepresentationLeavesArrays::appendFields(const MEDTimeReq *tr,
         throw INTERP_KERNEL::Exception("MEDFileFieldRepresentationLeavesArrays::appendFields : only FLOAT64 and INT32 fields are dealt for the moment !");
       MEDFileField1TSStructItem fsst(MEDFileField1TSStructItem::BuildItemFrom(f1ts,mst));
       f1ts->loadArraysIfNecessary();
-      MEDCouplingAutoRefCountObjectPtr<DataArray> v(mml->buildDataArray(fsst,globs,crudeArr));
+      MCAuto<DataArray> v(mml->buildDataArray(fsst,globs,crudeArr));
       postProcessedArr=v;
       //
       std::vector<TypeOfField> discs(f1ts->getTypesOfFieldAvailable());
@@ -330,14 +376,7 @@ void MEDFileFieldRepresentationLeavesArrays::appendFields(const MEDTimeReq *tr,
           vtkd->SetNumberOfComponents(vd->getNumberOfComponents());
           for(int i=0;i<vd->getNumberOfComponents();i++)
             vtkd->SetComponentName(i,vd->getInfoOnComponent(i).c_str());
-          if(postProcessedArr!=crudeArr)
-            {
-              vtkd->SetArray(vd->getPointer(),vd->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); vd->accessToMemArray().setSpecificDeallocator(0);
-            }
-          else
-            {
-              vtkd->SetArray(vd->getPointer(),vd->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-            }
+          AssignDataPointerToVTK<double>(vtkd,vd,postProcessedArr==crudeArr);
           std::string name(tr->buildName(f1ts->getName()));
           vtkd->SetName(name.c_str());
           att->AddArray(vtkd);
@@ -382,7 +421,7 @@ void MEDFileFieldRepresentationLeavesArrays::appendFields(const MEDTimeReq *tr,
                   vtkQuadratureSchemeDefinition *def(vtkQuadratureSchemeDefinition::New());
                   double *shape(new double[nbGaussPt*nbGaussPt]);
                   std::size_t dummy;
-                  const double *gsCoords(MEDCouplingFieldDiscretizationGaussNE::GetLocsFromGeometricType(ct,dummy));
+                  const double *gsCoords(MEDCouplingFieldDiscretizationGaussNE::GetRefCoordsFromGeometricType(ct,dummy));//GetLocsFromGeometricType
                   const double *refCoords(MEDCouplingFieldDiscretizationGaussNE::GetRefCoordsFromGeometricType(ct,dummy));
                   const double *weights(MEDCouplingFieldDiscretizationGaussNE::GetWeightArrayFromGeometricType(ct,dummy));
                   std::vector<double> gsCoords2(gsCoords,gsCoords+nbGaussPt*dim),refCoords2(refCoords,refCoords+nbGaussPt*dim);
@@ -410,14 +449,7 @@ void MEDFileFieldRepresentationLeavesArrays::appendFields(const MEDTimeReq *tr,
           vtkd->SetNumberOfComponents(vi->getNumberOfComponents());
           for(int i=0;i<vi->getNumberOfComponents();i++)
             vtkd->SetComponentName(i,vi->getVarOnComponent(i).c_str());
-          if(postProcessedArr!=crudeArr)
-            {
-              vtkd->SetArray(vi->getPointer(),vi->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); vi->accessToMemArray().setSpecificDeallocator(0);
-            }
-          else
-            {
-              vtkd->SetArray(vi->getPointer(),vi->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-            }
+          AssignDataPointerToVTK<int>(vtkd,vi,postProcessedArr==crudeArr);
           std::string name(tr->buildName(f1ts->getName()));
           vtkd->SetName(name.c_str());
           att->AddArray(vtkd);
@@ -439,8 +471,8 @@ MEDFileFieldRepresentationLeaves::MEDFileFieldRepresentationLeaves():_cached_ds(
 {
 }
 
-MEDFileFieldRepresentationLeaves::MEDFileFieldRepresentationLeaves(const std::vector< MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileAnyTypeFieldMultiTS> >& arr,
-                                                                   const MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileFastCellSupportComparator>& fsp):_arrays(arr.size()),_fsp(fsp),_cached_ds(0)
+MEDFileFieldRepresentationLeaves::MEDFileFieldRepresentationLeaves(const std::vector< MEDCoupling::MCAuto<MEDCoupling::MEDFileAnyTypeFieldMultiTS> >& arr,
+                                                                   const MEDCoupling::MCAuto<MEDCoupling::MEDFileFastCellSupportComparator>& fsp):_arrays(arr.size()),_fsp(fsp),_cached_ds(0)
 {
   for(std::size_t i=0;i<arr.size();i++)
     _arrays[i]=MEDFileFieldRepresentationLeavesArrays(arr[i]);
@@ -620,7 +652,7 @@ void MEDFileFieldRepresentationLeaves::appendFields(const MEDTimeReq *tr, const
 {
   if(_arrays.size()<1)
     throw INTERP_KERNEL::Exception("MEDFileFieldRepresentationLeaves::appendFields : internal error !");
-  MEDCouplingAutoRefCountObjectPtr<MEDFileMeshStruct> mst(MEDFileMeshStruct::New(meshes->getMeshWithName(_arrays[0]->getMeshName().c_str())));
+  MCAuto<MEDFileMeshStruct> mst(MEDFileMeshStruct::New(meshes->getMeshWithName(_arrays[0]->getMeshName().c_str())));
   for(std::vector<MEDFileFieldRepresentationLeavesArrays>::const_iterator it=_arrays.begin();it!=_arrays.end();it++)
     if((*it).getStatus())
       {
@@ -631,32 +663,31 @@ void MEDFileFieldRepresentationLeaves::appendFields(const MEDTimeReq *tr, const
 
 vtkUnstructuredGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolationUnstructured(MEDUMeshMultiLev *mm) const
 {
-  const int VTK_DATA_ARRAY_FREE=vtkDataArrayTemplate<double>::VTK_DATA_ARRAY_FREE;
   DataArrayDouble *coordsMC(0);
   DataArrayByte *typesMC(0);
   DataArrayInt *cellLocationsMC(0),*cellsMC(0),*faceLocationsMC(0),*facesMC(0);
   bool statusOfCoords(mm->buildVTUArrays(coordsMC,typesMC,cellLocationsMC,cellsMC,faceLocationsMC,facesMC));
-  MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> coordsSafe(coordsMC);
-  MEDCouplingAutoRefCountObjectPtr<DataArrayByte> typesSafe(typesMC);
-  MEDCouplingAutoRefCountObjectPtr<DataArrayInt> cellLocationsSafe(cellLocationsMC),cellsSafe(cellsMC),faceLocationsSafe(faceLocationsMC),facesSafe(facesMC);
+  MCAuto<DataArrayDouble> coordsSafe(coordsMC);
+  MCAuto<DataArrayByte> typesSafe(typesMC);
+  MCAuto<DataArrayInt> cellLocationsSafe(cellLocationsMC),cellsSafe(cellsMC),faceLocationsSafe(faceLocationsMC),facesSafe(facesMC);
   //
   int nbOfCells(typesSafe->getNbOfElems());
   vtkUnstructuredGrid *ret(vtkUnstructuredGrid::New());
   vtkUnsignedCharArray *cellTypes(vtkUnsignedCharArray::New());
-  cellTypes->SetArray(reinterpret_cast<unsigned char *>(typesSafe->getPointer()),nbOfCells,0,VTK_DATA_ARRAY_FREE); typesSafe->accessToMemArray().setSpecificDeallocator(0);
+  AssignDataPointerOther<vtkUnsignedCharArray,DataArrayByte>(cellTypes,typesSafe,nbOfCells);
   vtkIdTypeArray *cellLocations(vtkIdTypeArray::New());
-  cellLocations->SetVoidArray(cellLocationsSafe->getPointer(),nbOfCells,0,VTK_DATA_ARRAY_FREE); cellLocationsSafe->accessToMemArray().setSpecificDeallocator(0);
+  AssignDataPointerOther<vtkIdTypeArray,DataArrayInt>(cellLocations,cellLocationsSafe,nbOfCells);
   vtkCellArray *cells(vtkCellArray::New());
   vtkIdTypeArray *cells2(vtkIdTypeArray::New());
-  cells2->SetVoidArray(cellsSafe->getPointer(),cellsSafe->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); cellsSafe->accessToMemArray().setSpecificDeallocator(0);
+  AssignDataPointerOther<vtkIdTypeArray,DataArrayInt>(cells2,cellsSafe,cellsSafe->getNbOfElems());
   cells->SetCells(nbOfCells,cells2);
   cells2->Delete();
   if(faceLocationsMC!=0 && facesMC!=0)
     {
       vtkIdTypeArray *faces(vtkIdTypeArray::New());
-      faces->SetVoidArray(facesSafe->getPointer(),facesSafe->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); facesSafe->accessToMemArray().setSpecificDeallocator(0);
+      AssignDataPointerOther<vtkIdTypeArray,DataArrayInt>(faces,facesSafe,facesSafe->getNbOfElems());
       vtkIdTypeArray *faceLocations(vtkIdTypeArray::New());
-      faceLocations->SetVoidArray(faceLocationsSafe->getPointer(),faceLocationsSafe->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); faceLocationsSafe->accessToMemArray().setSpecificDeallocator(0);
+      AssignDataPointerOther<vtkIdTypeArray,DataArrayInt>(faceLocations,faceLocationsSafe,faceLocationsSafe->getNbOfElems());
       ret->SetCells(cellTypes,cellLocations,cells,faceLocations,faces);
       faceLocations->Delete();
       faces->Delete();
@@ -669,13 +700,7 @@ vtkUnstructuredGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInt
   vtkPoints *pts(vtkPoints::New());
   vtkDoubleArray *pts2(vtkDoubleArray::New());
   pts2->SetNumberOfComponents(3);
-  if(!statusOfCoords)
-    {
-      pts2->SetArray(coordsSafe->getPointer(),coordsSafe->getNbOfElems(),0,VTK_DATA_ARRAY_FREE);
-      coordsSafe->accessToMemArray().setSpecificDeallocator(0);
-    }
-  else
-    pts2->SetArray(coordsSafe->getPointer(),coordsSafe->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
+  AssignDataPointerToVTK<double>(pts2,coordsSafe,statusOfCoords);
   pts->SetData(pts2);
   pts2->Delete();
   ret->SetPoints(pts);
@@ -686,7 +711,6 @@ vtkUnstructuredGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInt
 
 vtkRectilinearGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolationCartesian(MEDCoupling::MEDCMeshMultiLev *mm) const
 {
-  const int VTK_DATA_ARRAY_FREE=vtkDataArrayTemplate<double>::VTK_DATA_ARRAY_FREE;
   bool isInternal;
   std::vector< DataArrayDouble * > arrs(mm->buildVTUArrays(isInternal));
   vtkDoubleArray *vtkTmp(0);
@@ -703,10 +727,7 @@ vtkRectilinearGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInte
   ret->SetDimensions(sizePerAxe[0],sizePerAxe[1],sizePerAxe[2]);
   vtkTmp=vtkDoubleArray::New();
   vtkTmp->SetNumberOfComponents(1);
-  if(isInternal)
-    vtkTmp->SetArray(arrs[0]->getPointer(),arrs[0]->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-  else
-    { vtkTmp->SetArray(arrs[0]->getPointer(),arrs[0]->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); arrs[0]->accessToMemArray().setSpecificDeallocator(0); }
+  AssignDataPointerToVTK<double>(vtkTmp,arrs[0],isInternal);
   ret->SetXCoordinates(vtkTmp);
   vtkTmp->Delete();
   arrs[0]->decrRef();
@@ -714,10 +735,7 @@ vtkRectilinearGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInte
     {
       vtkTmp=vtkDoubleArray::New();
       vtkTmp->SetNumberOfComponents(1);
-      if(isInternal)
-        vtkTmp->SetArray(arrs[1]->getPointer(),arrs[1]->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-      else
-        { vtkTmp->SetArray(arrs[1]->getPointer(),arrs[1]->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); arrs[1]->accessToMemArray().setSpecificDeallocator(0); }
+      AssignDataPointerToVTK<double>(vtkTmp,arrs[1],isInternal);
       ret->SetYCoordinates(vtkTmp);
       vtkTmp->Delete();
       arrs[1]->decrRef();
@@ -726,10 +744,7 @@ vtkRectilinearGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInte
     {
       vtkTmp=vtkDoubleArray::New();
       vtkTmp->SetNumberOfComponents(1);
-      if(isInternal)
-        vtkTmp->SetArray(arrs[2]->getPointer(),arrs[2]->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-      else
-        { vtkTmp->SetArray(arrs[2]->getPointer(),arrs[2]->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); arrs[2]->accessToMemArray().setSpecificDeallocator(0); }
+      AssignDataPointerToVTK<double>(vtkTmp,arrs[2],isInternal);
       ret->SetZCoordinates(vtkTmp);
       vtkTmp->Delete();
       arrs[2]->decrRef();
@@ -739,7 +754,6 @@ vtkRectilinearGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInte
 
 vtkStructuredGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolationCurveLinear(MEDCoupling::MEDCurveLinearMeshMultiLev *mm) const
 {
-  const int VTK_DATA_ARRAY_FREE=vtkDataArrayTemplate<double>::VTK_DATA_ARRAY_FREE;
   int meshStr[3]={1,1,1};
   DataArrayDouble *coords(0);
   std::vector<int> nodeStrct;
@@ -758,17 +772,11 @@ vtkStructuredGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInter
   vtkDoubleArray *da(vtkDoubleArray::New());
   da->SetNumberOfComponents(3);
   if(coords->getNumberOfComponents()==3)
-    {
-      if(isInternal)
-        da->SetArray(coords->getPointer(),coords->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);//VTK has not the ownership of double * because MEDLoader main struct has it !
-      else
-        { da->SetArray(coords->getPointer(),coords->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); coords->accessToMemArray().setSpecificDeallocator(0); }
-    }
+    AssignDataPointerToVTK<double>(da,coords,isInternal);//if isIntenal==True VTK has not the ownership of double * because MEDLoader main struct has it !
   else
     {
-      MEDCouplingAutoRefCountObjectPtr<DataArrayDouble> coords2(coords->changeNbOfComponents(3,0.));
-      da->SetArray(coords2->getPointer(),coords2->getNbOfElems(),0,VTK_DATA_ARRAY_FREE);//let VTK deal with double *
-      coords2->accessToMemArray().setSpecificDeallocator(0);
+      MCAuto<DataArrayDouble> coords2(coords->changeNbOfComponents(3,0.));
+      AssignDataPointerToVTK<double>(da,coords2,false);//let VTK deal with double *
     }
   coords->decrRef();
   vtkPoints *points=vtkPoints::New();
@@ -781,11 +789,10 @@ vtkStructuredGrid *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInter
  
 vtkDataSet *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolation(const MEDTimeReq *tr, const MEDFileFieldGlobsReal *globs, const MEDCoupling::MEDFileMeshes *meshes) const
 {
-  const int VTK_DATA_ARRAY_FREE=vtkDataArrayTemplate<double>::VTK_DATA_ARRAY_FREE;
   vtkDataSet *ret(0);
   //_fsp->isDataSetSupportEqualToThePreviousOne(i,globs);
-  MEDCouplingAutoRefCountObjectPtr<MEDMeshMultiLev> mml(_fsp->buildFromScratchDataSetSupport(0,globs));//0=timestep Id. Make the hypothesis that support does not change 
-  MEDCouplingAutoRefCountObjectPtr<MEDMeshMultiLev> mml2(mml->prepare());
+  MCAuto<MEDMeshMultiLev> mml(_fsp->buildFromScratchDataSetSupport(0,globs));//0=timestep Id. Make the hypothesis that support does not change 
+  MCAuto<MEDMeshMultiLev> mml2(mml->prepare());
   MEDMeshMultiLev *ptMML2(mml2);
   if(!_cached_ds)
     {
@@ -826,10 +833,7 @@ vtkDataSet *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolatio
       vtkIntArray *vtkTab(vtkIntArray::New());
       vtkTab->SetNumberOfComponents(1);
       vtkTab->SetName(MEDFileFieldRepresentationLeavesArrays::FAMILY_ID_CELL_NAME);
-      if(noCpyFamCells)
-        vtkTab->SetArray(famCells->getPointer(),famCells->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-      else
-        { vtkTab->SetArray(famCells->getPointer(),famCells->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); famCells->accessToMemArray().setSpecificDeallocator(0); }
+      AssignDataPointerToVTK<int>(vtkTab,famCells,noCpyFamCells);
       ret->GetCellData()->AddArray(vtkTab);
       vtkTab->Delete();
       famCells->decrRef();
@@ -840,10 +844,7 @@ vtkDataSet *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolatio
       vtkIntArray *vtkTab(vtkIntArray::New());
       vtkTab->SetNumberOfComponents(1);
       vtkTab->SetName(MEDFileFieldRepresentationLeavesArrays::NUM_ID_CELL_NAME);
-      if(noCpyNumCells)
-        vtkTab->SetArray(numCells->getPointer(),numCells->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-      else
-        { vtkTab->SetArray(numCells->getPointer(),numCells->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); numCells->accessToMemArray().setSpecificDeallocator(0); }
+      AssignDataPointerToVTK<int>(vtkTab,numCells,noCpyNumCells);
       ret->GetCellData()->AddArray(vtkTab);
       vtkTab->Delete();
       numCells->decrRef();
@@ -857,10 +858,7 @@ vtkDataSet *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolatio
       vtkIntArray *vtkTab(vtkIntArray::New());
       vtkTab->SetNumberOfComponents(1);
       vtkTab->SetName(MEDFileFieldRepresentationLeavesArrays::FAMILY_ID_NODE_NAME);
-      if(noCpyFamNodes)
-        vtkTab->SetArray(famNodes->getPointer(),famNodes->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-      else
-        { vtkTab->SetArray(famNodes->getPointer(),famNodes->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); famNodes->accessToMemArray().setSpecificDeallocator(0); }
+      AssignDataPointerToVTK<int>(vtkTab,famNodes,noCpyFamNodes);
       ret->GetPointData()->AddArray(vtkTab);
       vtkTab->Delete();
       famNodes->decrRef();
@@ -871,14 +869,23 @@ vtkDataSet *MEDFileFieldRepresentationLeaves::buildVTKInstanceNoTimeInterpolatio
       vtkIntArray *vtkTab(vtkIntArray::New());
       vtkTab->SetNumberOfComponents(1);
       vtkTab->SetName(MEDFileFieldRepresentationLeavesArrays::NUM_ID_NODE_NAME);
-      if(noCpyNumNodes)
-        vtkTab->SetArray(numNodes->getPointer(),numNodes->getNbOfElems(),1,VTK_DATA_ARRAY_FREE);
-      else
-        { vtkTab->SetArray(numNodes->getPointer(),numNodes->getNbOfElems(),0,VTK_DATA_ARRAY_FREE); numNodes->accessToMemArray().setSpecificDeallocator(0); }
+      AssignDataPointerToVTK<int>(vtkTab,numNodes,noCpyNumNodes);
       ret->GetPointData()->AddArray(vtkTab);
       vtkTab->Delete();
       numNodes->decrRef();
     }
+  // Global Node Ids if any ! (In // mode)
+  DataArrayInt *gni(ptMML2->retrieveGlobalNodeIdsIfAny());
+  if(gni)
+    {
+      vtkIntArray *vtkTab(vtkIntArray::New());
+      vtkTab->SetNumberOfComponents(1);
+      vtkTab->SetName(MEDFileFieldRepresentationLeavesArrays::GLOBAL_NODE_ID_NAME);
+      AssignDataPointerToVTK<int>(vtkTab,gni,false);
+      ret->GetPointData()->AddArray(vtkTab);
+      vtkTab->Delete();
+      gni->decrRef();
+    }
   return ret;
 }
 
@@ -1113,7 +1120,7 @@ void MEDFileFieldRepresentationTree::loadMainStructureOfFile(const char *fileNam
               MEDCoupling::MEDFileMesh *tmp(_ms->getMeshAtPos(i));
               MEDCoupling::MEDFileUMesh *tmp2(dynamic_cast<MEDCoupling::MEDFileUMesh *>(tmp));
               if(tmp2)
-                MEDCouplingAutoRefCountObjectPtr<DataArrayInt> tmp3(tmp2->zipCoords());
+                MCAuto<DataArrayInt> tmp3(tmp2->zipCoords());
             }
           _fields=MEDFileFields::LoadPartOf(fileName,false,_ms);//false is important to not read the values
 #else
@@ -1124,8 +1131,8 @@ void MEDFileFieldRepresentationTree::loadMainStructureOfFile(const char *fileNam
     }
   else
     {
-      MEDCouplingAutoRefCountObjectPtr<MEDCoupling::SauvReader> sr(MEDCoupling::SauvReader::New(fileName));
-      MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileData> mfd(sr->loadInMEDFileDS());
+      MCAuto<MEDCoupling::SauvReader> sr(MEDCoupling::SauvReader::New(fileName));
+      MCAuto<MEDCoupling::MEDFileData> mfd(sr->loadInMEDFileDS());
       _ms=mfd->getMeshes(); _ms->incrRef();
       int nbMeshes(_ms->getNumberOfMeshes());
       for(int i=0;i<nbMeshes;i++)
@@ -1150,29 +1157,29 @@ void MEDFileFieldRepresentationTree::loadMainStructureOfFile(const char *fileNam
   _ms->cartesianizeMe();
   _fields->removeFieldsWithoutAnyTimeStep();
   std::vector<std::string> meshNames(_ms->getMeshesNames());
-  std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileFields> > fields_per_mesh(meshNames.size());
+  std::vector< MCAuto<MEDFileFields> > fields_per_mesh(meshNames.size());
   for(std::size_t i=0;i<meshNames.size();i++)
     {
       fields_per_mesh[i]=_fields->partOfThisLyingOnSpecifiedMeshName(meshNames[i].c_str());
     }
-  std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileAnyTypeFieldMultiTS > > allFMTSLeavesToDisplaySafe;
+  std::vector< MCAuto<MEDFileAnyTypeFieldMultiTS > > allFMTSLeavesToDisplaySafe;
   std::size_t k(0);
-  for(std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileFields> >::const_iterator fields=fields_per_mesh.begin();fields!=fields_per_mesh.end();fields++)
+  for(std::vector< MCAuto<MEDFileFields> >::const_iterator fields=fields_per_mesh.begin();fields!=fields_per_mesh.end();fields++)
     {
       for(int j=0;j<(*fields)->getNumberOfFields();j++)
         {
-          MEDCouplingAutoRefCountObjectPtr<MEDFileAnyTypeFieldMultiTS> fmts((*fields)->getFieldAtPos((int)j));
-          std::vector< MEDCouplingAutoRefCountObjectPtr< MEDFileAnyTypeFieldMultiTS > > tmp(fmts->splitDiscretizations());
+          MCAuto<MEDFileAnyTypeFieldMultiTS> fmts((*fields)->getFieldAtPos((int)j));
+          std::vector< MCAuto< MEDFileAnyTypeFieldMultiTS > > tmp(fmts->splitDiscretizations());
           // EDF 8655
-          for(std::vector< MEDCouplingAutoRefCountObjectPtr< MEDFileAnyTypeFieldMultiTS > >::const_iterator it=tmp.begin();it!=tmp.end();it++)
+          for(std::vector< MCAuto< MEDFileAnyTypeFieldMultiTS > >::const_iterator it=tmp.begin();it!=tmp.end();it++)
             {
               if(!(*it)->presenceOfMultiDiscPerGeoType())
                 allFMTSLeavesToDisplaySafe.push_back(*it);
               else
                 {// The case of some parts of field have more than one discretization per geo type.
-                  std::vector< MEDCouplingAutoRefCountObjectPtr< MEDFileAnyTypeFieldMultiTS > > subTmp((*it)->splitMultiDiscrPerGeoTypes());
+                  std::vector< MCAuto< MEDFileAnyTypeFieldMultiTS > > subTmp((*it)->splitMultiDiscrPerGeoTypes());
                   std::size_t it0Cnt(0);
-                  for(std::vector< MEDCouplingAutoRefCountObjectPtr< MEDFileAnyTypeFieldMultiTS > >::iterator it0=subTmp.begin();it0!=subTmp.end();it0++,it0Cnt++)//not const because setName
+                  for(std::vector< MCAuto< MEDFileAnyTypeFieldMultiTS > >::iterator it0=subTmp.begin();it0!=subTmp.end();it0++,it0Cnt++)//not const because setName
                     {
                       std::ostringstream oss; oss << (*it0)->getName() << "_" << std::setfill('M') << std::setw(3) << it0Cnt;
                       (*it0)->setName(oss.str());
@@ -1190,7 +1197,7 @@ void MEDFileFieldRepresentationTree::loadMainStructureOfFile(const char *fileNam
     }
   std::vector< std::vector<MEDFileAnyTypeFieldMultiTS *> > allFMTSLeavesPerTimeSeries(MEDFileAnyTypeFieldMultiTS::SplitIntoCommonTimeSeries(allFMTSLeavesToDisplay));
   // memory safety part
-  std::vector< std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileAnyTypeFieldMultiTS> > > allFMTSLeavesPerTimeSeriesSafe(allFMTSLeavesPerTimeSeries.size());
+  std::vector< std::vector< MCAuto<MEDFileAnyTypeFieldMultiTS> > > allFMTSLeavesPerTimeSeriesSafe(allFMTSLeavesPerTimeSeries.size());
   for(std::size_t j=0;j<allFMTSLeavesPerTimeSeries.size();j++)
     {
       allFMTSLeavesPerTimeSeriesSafe[j].resize(allFMTSLeavesPerTimeSeries[j].size());
@@ -1206,7 +1213,7 @@ void MEDFileFieldRepresentationTree::loadMainStructureOfFile(const char *fileNam
   for(std::size_t i=0;i<allFMTSLeavesPerTimeSeriesSafe.size();i++)
     {
       std::vector< std::string > meshNamesLoc;
-      std::vector< std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileAnyTypeFieldMultiTS> > > splitByMeshName;
+      std::vector< std::vector< MCAuto<MEDFileAnyTypeFieldMultiTS> > > splitByMeshName;
       for(std::size_t j=0;j<allFMTSLeavesPerTimeSeriesSafe[i].size();j++)
         {
           std::string meshName(allFMTSLeavesPerTimeSeriesSafe[i][j]->getMeshName());
@@ -1223,13 +1230,13 @@ void MEDFileFieldRepresentationTree::loadMainStructureOfFile(const char *fileNam
       _data_structure[i].resize(meshNamesLoc.size());
       for(std::size_t j=0;j<splitByMeshName.size();j++)
         {
-          std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileFastCellSupportComparator> > fsp;
+          std::vector< MCAuto<MEDFileFastCellSupportComparator> > fsp;
           std::vector< MEDFileAnyTypeFieldMultiTS *> sbmn(splitByMeshName[j].size());
           for(std::size_t k=0;k<splitByMeshName[j].size();k++)
             sbmn[k]=splitByMeshName[j][k];
           //getMeshWithName does not return a newly allocated object ! It is a true get* method !
           std::vector< std::vector<MEDFileAnyTypeFieldMultiTS *> > commonSupSplit(MEDFileAnyTypeFieldMultiTS::SplitPerCommonSupport(sbmn,_ms->getMeshWithName(meshNamesLoc[j].c_str()),fsp));
-          std::vector< std::vector< MEDCouplingAutoRefCountObjectPtr<MEDFileAnyTypeFieldMultiTS> > > commonSupSplitSafe(commonSupSplit.size());
+          std::vector< std::vector< MCAuto<MEDFileAnyTypeFieldMultiTS> > > commonSupSplitSafe(commonSupSplit.size());
           this->_data_structure[i][j].resize(commonSupSplit.size());
           for(std::size_t k=0;k<commonSupSplit.size();k++)
             {
@@ -1415,7 +1422,7 @@ void MEDFileFieldRepresentationTree::AppendFieldFromMeshes(const MEDCoupling::ME
     {
       MEDFileMesh *mm(ms->getMeshAtPos(i));
       std::vector<int> levs(mm->getNonEmptyLevels());
-      MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileField1TS> f1tsMultiLev(MEDCoupling::MEDFileField1TS::New());
+      MEDCoupling::MCAuto<MEDCoupling::MEDFileField1TS> f1tsMultiLev(MEDCoupling::MEDFileField1TS::New());
       MEDFileUMesh *mmu(dynamic_cast<MEDFileUMesh *>(mm));
       if(mmu)
         {
@@ -1425,9 +1432,9 @@ void MEDFileFieldRepresentationTree::AppendFieldFromMeshes(const MEDCoupling::ME
               for(std::vector<INTERP_KERNEL::NormalizedCellType>::const_iterator gt=gts.begin();gt!=gts.end();gt++)
                 {
                   MEDCoupling::MEDCouplingMesh *m(mmu->getDirectUndergroundSingleGeoTypeMesh(*gt));
-                  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDCouplingFieldDouble> f(MEDCoupling::MEDCouplingFieldDouble::New(MEDCoupling::ON_CELLS));
+                  MEDCoupling::MCAuto<MEDCoupling::MEDCouplingFieldDouble> f(MEDCoupling::MEDCouplingFieldDouble::New(MEDCoupling::ON_CELLS));
                   f->setMesh(m);
-                  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::DataArrayDouble> arr(MEDCoupling::DataArrayDouble::New()); arr->alloc(f->getNumberOfTuplesExpected());
+                  MEDCoupling::MCAuto<MEDCoupling::DataArrayDouble> arr(MEDCoupling::DataArrayDouble::New()); arr->alloc(f->getNumberOfTuplesExpected());
                   arr->setInfoOnComponent(0,std::string(COMPO_STR_TO_LOCATE_MESH_DA));
                   arr->iota();
                   f->setArray(arr);
@@ -1440,10 +1447,10 @@ void MEDFileFieldRepresentationTree::AppendFieldFromMeshes(const MEDCoupling::ME
               std::vector<int> levsExt(mm->getNonEmptyLevelsExt());
               if(levsExt.size()==levs.size()+1)
                 {
-                  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDCouplingMesh> m(mm->getMeshAtLevel(1));
-                  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDCouplingFieldDouble> f(MEDCoupling::MEDCouplingFieldDouble::New(MEDCoupling::ON_NODES));
+                  MEDCoupling::MCAuto<MEDCoupling::MEDCouplingMesh> m(mm->getMeshAtLevel(1));
+                  MEDCoupling::MCAuto<MEDCoupling::MEDCouplingFieldDouble> f(MEDCoupling::MEDCouplingFieldDouble::New(MEDCoupling::ON_NODES));
                   f->setMesh(m);
-                  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::DataArrayDouble> arr(MEDCoupling::DataArrayDouble::New()); arr->alloc(m->getNumberOfNodes());
+                  MEDCoupling::MCAuto<MEDCoupling::DataArrayDouble> arr(MEDCoupling::DataArrayDouble::New()); arr->alloc(m->getNumberOfNodes());
                   arr->setInfoOnComponent(0,std::string(COMPO_STR_TO_LOCATE_MESH_DA));
                   arr->iota(); f->setArray(arr);
                   f->setName(BuildAUniqueArrayNameForMesh(mm->getName(),ret));
@@ -1455,10 +1462,10 @@ void MEDFileFieldRepresentationTree::AppendFieldFromMeshes(const MEDCoupling::ME
         }
       else
         {
-          MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDCouplingMesh> m(mm->getMeshAtLevel(0));
-          MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDCouplingFieldDouble> f(MEDCoupling::MEDCouplingFieldDouble::New(MEDCoupling::ON_CELLS));
+          MEDCoupling::MCAuto<MEDCoupling::MEDCouplingMesh> m(mm->getMeshAtLevel(0));
+          MEDCoupling::MCAuto<MEDCoupling::MEDCouplingFieldDouble> f(MEDCoupling::MEDCouplingFieldDouble::New(MEDCoupling::ON_CELLS));
           f->setMesh(m);
-          MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::DataArrayDouble> arr(MEDCoupling::DataArrayDouble::New()); arr->alloc(f->getNumberOfTuplesExpected());
+          MEDCoupling::MCAuto<MEDCoupling::DataArrayDouble> arr(MEDCoupling::DataArrayDouble::New()); arr->alloc(f->getNumberOfTuplesExpected());
           arr->setInfoOnComponent(0,std::string(COMPO_STR_TO_LOCATE_MESH_DA));
           arr->iota();
           f->setArray(arr);
@@ -1466,7 +1473,7 @@ void MEDFileFieldRepresentationTree::AppendFieldFromMeshes(const MEDCoupling::ME
           f1tsMultiLev->setFieldNoProfileSBT(f);
         }
       //
-      MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileFieldMultiTS> fmtsMultiLev(MEDCoupling::MEDFileFieldMultiTS::New());
+      MEDCoupling::MCAuto<MEDCoupling::MEDFileFieldMultiTS> fmtsMultiLev(MEDCoupling::MEDFileFieldMultiTS::New());
       fmtsMultiLev->pushBackTimeStep(f1tsMultiLev);
       ret->pushField(fmtsMultiLev);
     }
@@ -1488,7 +1495,7 @@ std::string MEDFileFieldRepresentationTree::BuildAUniqueArrayNameForMesh(const s
 
 MEDCoupling::MEDFileFields *MEDFileFieldRepresentationTree::BuildFieldFromMeshes(const MEDCoupling::MEDFileMeshes *ms)
 {
-  MEDCoupling::MEDCouplingAutoRefCountObjectPtr<MEDCoupling::MEDFileFields> ret(MEDCoupling::MEDFileFields::New());
+  MEDCoupling::MCAuto<MEDCoupling::MEDFileFields> ret(MEDCoupling::MEDFileFields::New());
   AppendFieldFromMeshes(ms,ret);
   return ret.retn();
 }