File fix-smesh-vtk9.patch of Package FreeCAD

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File fix-smesh-vtk9.patch of Package FreeCAD (Revision 730e7902236a795efc4dea90b1a77c95)

Currently displaying revision 730e7902236a795efc4dea90b1a77c95 , Show latest

From bb9bcbd51df7c3cb76c5823038e4ea0f7e25a9ff Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Mon, 12 Oct 2020 17:56:03 +0200
Subject: [PATCH] Make smesh compile with vtk9

---
 .../salomesmesh/inc/SMDS_MeshElement.hxx      |  9 +++-
 .../salomesmesh/inc/SMDS_UnstructuredGrid.hxx |  4 ++
 .../salomesmesh/src/SMDS/SMDS_BallElement.cpp |  9 +++-
 .../salomesmesh/src/SMDS/SMDS_Downward.cpp    | 44 +++++++++----------
 .../salomesmesh/src/SMDS/SMDS_Mesh.cpp        |  6 ++-
 .../src/SMDS/SMDS_Mesh0DElement.cpp           | 12 +++++
 .../salomesmesh/src/SMDS/SMDS_MeshNode.cpp    | 10 ++---
 .../src/SMDS/SMDS_UnstructuredGrid.cpp        | 35 +++++++++++++--
 .../src/SMDS/SMDS_VtkCellIterator.cpp         |  7 +--
 .../salomesmesh/src/SMDS/SMDS_VtkEdge.cpp     | 19 +++++++-
 .../salomesmesh/src/SMDS/SMDS_VtkFace.cpp     | 29 ++++++++++--
 .../salomesmesh/src/SMDS/SMDS_VtkVolume.cpp   | 38 +++++++++++-----
 .../src/SMESH/SMESH_MeshEditor.cpp            |  8 ++--
 src/Mod/Fem/Gui/ViewProviderFemPostObject.cpp |  7 ++-
 14 files changed, 179 insertions(+), 58 deletions(-)

diff --git a/src/3rdParty/salomesmesh/inc/SMDS_MeshElement.hxx b/src/3rdParty/salomesmesh/inc/SMDS_MeshElement.hxx
index 14a6d9a763f..0e9b9e6c905 100644
--- a/src/3rdParty/salomesmesh/inc/SMDS_MeshElement.hxx
+++ b/src/3rdParty/salomesmesh/inc/SMDS_MeshElement.hxx
@@ -40,11 +40,16 @@
 
 #include <vtkType.h>
 #include <vtkCellType.h>
+#include <vtkCellArray.h>
 
 //typedef unsigned short UShortType;
 typedef short ShortType;
 typedef int   LongType;
-
+#ifdef VTK_CELL_ARRAY_V2
+typedef const vtkIdType* vtkIdTypePtr;
+#else
+typedef vtkIdType* vtkIdTypePtr;
+#endif
 class SMDS_MeshNode;
 class SMDS_MeshEdge;
 class SMDS_MeshFace;
@@ -192,7 +197,7 @@ protected:
   //! Element index in vector SMDS_Mesh::myNodes or SMDS_Mesh::myCells
   int myID;
   //! index in vtkUnstructuredGrid
-  int myVtkID;
+  vtkIdType myVtkID;
   //! SMDS_Mesh identification in SMESH
   ShortType myMeshId;
   //! SubShape and SubMesh identification in SMESHDS
diff --git a/src/3rdParty/salomesmesh/inc/SMDS_UnstructuredGrid.hxx b/src/3rdParty/salomesmesh/inc/SMDS_UnstructuredGrid.hxx
index 9e4a23eddfb..77465814541 100644
--- a/src/3rdParty/salomesmesh/inc/SMDS_UnstructuredGrid.hxx
+++ b/src/3rdParty/salomesmesh/inc/SMDS_UnstructuredGrid.hxx
@@ -95,7 +95,11 @@ public:
                                        std::map<int, std::map<long,int> >& nodeQuadDomains);
   vtkCellLinks* GetLinks()
   {
+#ifdef VTK_CELL_ARRAY_V2
+    return static_cast<vtkCellLinks*>(GetCellLinks());
+#else
     return Links;
+#endif
   }
   SMDS_Downward* getDownArray(unsigned char vtkType)
   {
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_BallElement.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_BallElement.cpp
index 299093c94f6..2680c217305 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_BallElement.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_BallElement.cpp
@@ -67,10 +67,16 @@ void SMDS_BallElement::SetDiameter(double diameter)
 bool SMDS_BallElement::ChangeNode (const SMDS_MeshNode * node)
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
+#ifdef VTK_CELL_ARRAY_V2
+  vtkNew<vtkIdList> cellPoints;
+  grid->GetCellPoints(myVtkID, cellPoints.GetPointer());
+  cellPoints->SetId(0, node->getVtkId());
+#else
   vtkIdType npts = 0;
   vtkIdType* pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
   pts[0] = node->getVtkId();
+#endif
   SMDS_Mesh::_meshList[myMeshId]->setMyModified();
   return true;
 }
@@ -83,7 +89,8 @@ void SMDS_BallElement::Print (std::ostream & OS) const
 const SMDS_MeshNode* SMDS_BallElement::GetNode (const int ind) const
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
-  vtkIdType npts, *pts;
+  vtkIdType npts;
+  vtkIdTypePtr pts;
   grid->GetCellPoints( myVtkID, npts, pts );
   return SMDS_Mesh::_meshList[myMeshId]->FindNodeVtk( pts[ 0 ]);
 }
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_Downward.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_Downward.cpp
index d6049c0bd19..a41f5c18e78 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_Downward.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_Downward.cpp
@@ -303,7 +303,7 @@ int SMDS_Down1D::getNodeSet(int cellId, int* nodeSet)
 void SMDS_Down1D::setNodes(int cellId, int vtkId)
 {
   vtkIdType npts = 0;
-  vtkIdType *pts; // will refer to the point id's of the face
+  vtkIdTypePtr pts; // will refer to the point id's of the face
   _grid->GetCellPoints(vtkId, npts, pts);
   // MESSAGE(vtkId << " " << npts << "  " << _nbDownCells);
   //ASSERT(npts == _nbDownCells);
@@ -357,7 +357,7 @@ int SMDS_Down1D::computeVtkCells(int *pts, std::vector<int>& vtkIds)
     {
       vtkIdType point = pts[i];
       int numCells = _grid->GetLinks()->GetNcells(point);
-      vtkIdType *cells = _grid->GetLinks()->GetCells(point);
+      vtkIdTypePtr cells = _grid->GetLinks()->GetCells(point);
       for (int j = 0; j < numCells; j++)
         {
           int vtkCellId = cells[j];
@@ -532,7 +532,7 @@ int SMDS_Down2D::computeVolumeIds(int cellId, int* ids)
   // --- find point id's of the face
 
   vtkIdType npts = 0;
-  vtkIdType *pts; // will refer to the point id's of the face
+  vtkIdTypePtr pts; // will refer to the point id's of the face
   _grid->GetCellPoints(cellId, npts, pts);
   vector<int> nodes;
   for (int i = 0; i < npts; i++)
@@ -577,7 +577,7 @@ int SMDS_Down2D::computeVolumeIdsFromNodesFace(int* pts, int npts, int* ids)
       vtkIdType point = pts[i];
       int numCells = _grid->GetLinks()->GetNcells(point);
       //MESSAGE("cells pour " << i << " " << numCells);
-      vtkIdType *cells = _grid->GetLinks()->GetCells(point);
+      vtkIdTypePtr cells = _grid->GetLinks()->GetCells(point);
       for (int j = 0; j < numCells; j++)
         {
           int vtkCellId = cells[j];
@@ -627,7 +627,7 @@ int SMDS_Down2D::computeVolumeIdsFromNodesFace(int* pts, int npts, int* ids)
 void SMDS_Down2D::setTempNodes(int cellId, int vtkId)
 {
   vtkIdType npts = 0;
-  vtkIdType *pts; // will refer to the point id's of the face
+  vtkIdTypePtr pts; // will refer to the point id's of the face
   _grid->GetCellPoints(vtkId, npts, pts);
   // MESSAGE(vtkId << " " << npts << "  " << _nbNodes);
   //ASSERT(npts == _nbNodes);
@@ -795,7 +795,7 @@ void SMDS_Down3D::getNodeIds(int cellId, std::set<int>& nodeSet)
 {
   int vtkId = this->_vtkCellIds[cellId];
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(vtkId, npts, nodes);
   for (int i = 0; i < npts; i++)
     nodeSet.insert(nodes[i]);
@@ -1126,7 +1126,7 @@ void SMDS_DownTetra::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType>& o
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -1178,7 +1178,7 @@ void SMDS_DownTetra::computeFacesWithNodes(int cellId, ListElemByNodesType& face
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -1234,7 +1234,7 @@ void SMDS_DownQuadTetra::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -1288,7 +1288,7 @@ void SMDS_DownQuadTetra::computeFacesWithNodes(int cellId, ListElemByNodesType&
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -1357,7 +1357,7 @@ void SMDS_DownPyramid::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType>&
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -1435,7 +1435,7 @@ void SMDS_DownPyramid::computeFacesWithNodes(int cellId, ListElemByNodesType& fa
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -1500,7 +1500,7 @@ void SMDS_DownQuadPyramid::getOrderedNodesOfFace(int cellId, std::vector<vtkIdTy
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -1580,7 +1580,7 @@ void SMDS_DownQuadPyramid::computeFacesWithNodes(int cellId, ListElemByNodesType
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -1660,7 +1660,7 @@ void SMDS_DownPenta::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType>& o
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -1744,7 +1744,7 @@ void SMDS_DownPenta::computeFacesWithNodes(int cellId, ListElemByNodesType& face
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -1810,7 +1810,7 @@ void SMDS_DownQuadPenta::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -1896,7 +1896,7 @@ void SMDS_DownQuadPenta::computeFacesWithNodes(int cellId, ListElemByNodesType&
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -1981,7 +1981,7 @@ void SMDS_DownHexa::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType>& or
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -2036,7 +2036,7 @@ void SMDS_DownHexa::computeFacesWithNodes(int cellId, ListElemByNodesType& faces
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
@@ -2112,7 +2112,7 @@ void SMDS_DownQuadHexa::getOrderedNodesOfFace(int cellId, std::vector<vtkIdType>
   //MESSAGE("cellId = " << cellId);
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(this->_vtkCellIds[cellId], npts, nodes);
 
   set<int> tofind;
@@ -2167,7 +2167,7 @@ void SMDS_DownQuadHexa::computeFacesWithNodes(int cellId, ListElemByNodesType& f
   // --- find point id's of the volume
 
   vtkIdType npts = 0;
-  vtkIdType *nodes; // will refer to the point id's of the volume
+  vtkIdTypePtr nodes; // will refer to the point id's of the volume
   _grid->GetCellPoints(cellId, npts, nodes);
 
   // --- create all the ordered list of node id's for each face
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh.cpp
index 61c8e751d94..1eac2907d3d 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh.cpp
@@ -4768,7 +4768,11 @@ void SMDS_Mesh::dumpGrid(string ficdump)
         ficcon << endl;
   }
   ficcon << "-------------------------------- connectivity " <<  nbPoints << endl;
-        vtkCellLinks *links = myGrid->GetCellLinks();
+#ifdef VTK_CELL_ARRAY_V2
+  vtkCellLinks *links = static_cast<vtkCellLinks*>(myGrid->GetCellLinks());
+#else
+  vtkCellLinks *links = myGrid->GetCellLinks();
+#endif
   for (int i=0; i<nbPoints; i++)
   {
         int ncells = links->GetNcells(i);
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh0DElement.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh0DElement.cpp
index 95438eab064..0df32e3b97c 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh0DElement.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_Mesh0DElement.cpp
@@ -146,6 +146,17 @@ bool SMDS_Mesh0DElement::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbN
   if ( nbNodes == 1 )
   {
     vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
+#ifdef VTK_CELL_ARRAY_V2
+    vtkNew<vtkIdList> cellPoints;
+    grid->GetCellPoints(myVtkID, cellPoints.GetPointer());
+    if (nbNodes != cellPoints->GetNumberOfIds())
+    {
+      MESSAGE("ChangeNodes problem: not the same number of nodes " << cellPoints->GetNumberOfIds() << " -> " << nbNodes);
+      return false;
+    }
+    myNode = nodes[0];
+    cellPoints->SetId(0, myNode->getVtkId());
+#else
     vtkIdType npts = 0;
     vtkIdType* pts = 0;
     grid->GetCellPoints(myVtkID, npts, pts);
@@ -156,6 +167,7 @@ bool SMDS_Mesh0DElement::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbN
     }
     myNode = nodes[0];
     pts[0] = myNode->getVtkId();
+#endif
 
     SMDS_Mesh::_meshList[myMeshId]->setMyModified();
     return true;
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_MeshNode.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_MeshNode.cpp
index f647a5f1b8f..5b903c8fb55 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_MeshNode.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_MeshNode.cpp
@@ -191,7 +191,7 @@ class SMDS_MeshNode_MyInvIterator: public SMDS_ElemIterator
 SMDS_ElemIteratorPtr SMDS_MeshNode::
 GetInverseElementIterator(SMDSAbs_ElementType type) const
 {
-  vtkCellLinks::Link l = SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks()->GetLink(myVtkID);
+  vtkCellLinks::Link l = static_cast<vtkCellLinks*>(SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks())->GetLink(myVtkID);
   //MESSAGE("myID " << myID << " ncells " << l.ncells);
   return SMDS_ElemIteratorPtr(new SMDS_MeshNode_MyInvIterator(SMDS_Mesh::_meshList[myMeshId], l.cells, l.ncells, type));
 }
@@ -251,7 +251,7 @@ elementsIterator(SMDSAbs_ElementType type) const
     return SMDS_MeshElement::elementsIterator(SMDSAbs_Node);
   else
   {
-    vtkCellLinks::Link l = SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks()->GetLink(myVtkID);
+    vtkCellLinks::Link l = static_cast<vtkCellLinks*>(SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks())->GetLink(myVtkID);
     return SMDS_ElemIteratorPtr(new SMDS_MeshNode_MyIterator(SMDS_Mesh::_meshList[myMeshId], l.cells, l.ncells, type));
   }
 }
@@ -350,7 +350,7 @@ void SMDS_MeshNode::AddInverseElement(const SMDS_MeshElement* ME)
   const SMDS_MeshCell *cell = dynamic_cast<const SMDS_MeshCell*> (ME);
   assert(cell);
   SMDS_UnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
-  vtkCellLinks *Links = grid->GetCellLinks();
+  vtkCellLinks *Links = static_cast<vtkCellLinks*>(grid->GetCellLinks());
   Links->ResizeCellList(myVtkID, 1);
   Links->AddCellReference(cell->getVtkId(), myVtkID);
 }
@@ -366,7 +366,7 @@ void SMDS_MeshNode::ClearInverseElements()
 
 bool SMDS_MeshNode::emptyInverseElements()
 {
-  vtkCellLinks::Link l = SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks()->GetLink(myVtkID);
+  vtkCellLinks::Link l = static_cast<vtkCellLinks*>(SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks())->GetLink(myVtkID);
   return (l.ncells == 0);
 }
 
@@ -378,7 +378,7 @@ bool SMDS_MeshNode::emptyInverseElements()
 
 int SMDS_MeshNode::NbInverseElements(SMDSAbs_ElementType type) const
 {
-  vtkCellLinks::Link l = SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks()->GetLink(myVtkID);
+  vtkCellLinks::Link l = static_cast<vtkCellLinks*>(SMDS_Mesh::_meshList[myMeshId]->getGrid()->GetCellLinks())->GetLink(myVtkID);
 
   if ( type == SMDSAbs_All )
     return l.ncells;
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_UnstructuredGrid.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_UnstructuredGrid.cpp
index fbd903b1e74..ff2b81e9694 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_UnstructuredGrid.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_UnstructuredGrid.cpp
@@ -139,8 +139,8 @@ int SMDS_UnstructuredGrid::InsertNextLinkedCell(int type, int npts, vtkIdType *p
   for (; it != setOfNodes.end(); ++it)
     {
       //MESSAGE("reverse link for node " << *it << " cell " << cellid);
-      this->Links->ResizeCellList(*it, 1);
-      this->Links->AddCellReference(cellid, *it);
+      this->GetLinks()->ResizeCellList(*it, 1);
+      this->GetLinks()->AddCellReference(cellid, *it);
     }
 
   return cellid;
@@ -332,9 +332,13 @@ void SMDS_UnstructuredGrid::copyBloc(vtkUnsignedCharArray *newTypes,
     {
       newTypes->SetValue(alreadyCopied, this->Types->GetValue(j));
       idCellsOldToNew[j] = alreadyCopied; // old vtkId --> new vtkId
+#ifdef VTK_CELL_ARRAY_V2
+      vtkIdType oldLoc = this->GetCellLocationsArray()->GetValue(j);
+#else
       vtkIdType oldLoc = this->Locations->GetValue(j);
+#endif
       vtkIdType nbpts;
-      vtkIdType *oldPtsCell = 0;
+      vtkIdTypePtr oldPtsCell = 0;
       this->Connectivity->GetCell(oldLoc, nbpts, oldPtsCell);
       assert(nbpts < NBMAXNODESINCELL);
       //MESSAGE(j << " " << alreadyCopied << " " << (int)this->Types->GetValue(j) << " " << oldLoc << " " << nbpts );
@@ -952,6 +956,21 @@ void SMDS_UnstructuredGrid::GetNodeIds(std::set<int>& nodeSet, int downId, unsig
  */
 void SMDS_UnstructuredGrid::ModifyCellNodes(int vtkVolId, std::map<int, int> localClonedNodeIds)
 {
+#ifdef VTK_CELL_ARRAY_V2
+  vtkNew<vtkIdList> cellPoints;
+  this->GetCellPoints(vtkVolId, cellPoints.GetPointer());
+  for (vtkIdType i = 0; i < cellPoints->GetNumberOfIds(); i++)
+    {
+      if (localClonedNodeIds.count(cellPoints->GetId(i)))
+        {
+          vtkIdType oldpt = cellPoints->GetId(i);
+          cellPoints->SetId(i, localClonedNodeIds[oldpt]);
+          //MESSAGE(oldpt << " --> " << pts[i]);
+          //this->RemoveReferenceToCell(oldpt, vtkVolId);
+          //this->AddReferenceToCell(pts[i], vtkVolId);
+        }
+    }
+#else
   vtkIdType npts = 0;
   vtkIdType *pts; // will refer to the point id's of the face
   this->GetCellPoints(vtkVolId, npts, pts);
@@ -966,6 +985,7 @@ void SMDS_UnstructuredGrid::ModifyCellNodes(int vtkVolId, std::map<int, int> loc
           //this->AddReferenceToCell(pts[i], vtkVolId);
         }
     }
+#endif
 }
 
 /*! reorder the nodes of a face
@@ -995,11 +1015,20 @@ void SMDS_UnstructuredGrid::BuildLinks()
     this->Links->UnRegister(this);
     }
 
+#ifdef VTK_CELL_ARRAY_V2
+  this->Links = SMDS_CellLinks::New();
+  GetLinks()->Allocate(this->GetNumberOfPoints());
+  GetLinks()->Register(this);
+//FIXME: vtk9
+  GetLinks()->BuildLinks(this);
+  GetLinks()->Delete();
+#else
   this->Links = SMDS_CellLinks::New();
   this->Links->Allocate(this->GetNumberOfPoints());
   this->Links->Register(this);
   this->Links->BuildLinks(this, this->Connectivity);
   this->Links->Delete();
+#endif
 }
 
 /*! Create a volume (prism or hexahedron) by duplication of a face.
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkCellIterator.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkCellIterator.cpp
index deb05985f00..63b6eabb704 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkCellIterator.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkCellIterator.cpp
@@ -33,7 +33,8 @@ SMDS_VtkCellIterator::SMDS_VtkCellIterator(SMDS_Mesh* mesh, int vtkCellId, SMDSA
   }
   else
   {
-    vtkIdType npts, *pts;
+    vtkIdType npts;
+    vtkIdTypePtr pts;
     grid->GetCellPoints( _cellId, npts, pts );
     _vtkIdList->SetNumberOfIds( _nbNodes = npts );
     for (int i = 0; i < _nbNodes; i++)
@@ -67,7 +68,7 @@ SMDS_VtkCellIteratorToUNV::SMDS_VtkCellIteratorToUNV(SMDS_Mesh* mesh, int vtkCel
   //MESSAGE("SMDS_VtkCellInterlacedIterator (UNV)" << _type);
 
   _vtkIdList = vtkIdList::New();
-  vtkIdType* pts;
+  vtkIdTypePtr pts;
   vtkIdType npts;
   vtkUnstructuredGrid* grid = _mesh->getGrid();
   grid->GetCellPoints((vtkIdType)_cellId, npts, pts);
@@ -182,7 +183,7 @@ SMDS_VtkCellIteratorPolyH::SMDS_VtkCellIteratorPolyH(SMDS_Mesh* mesh, int vtkCel
   {
     //MESSAGE("SMDS_VtkCellIterator Polyhedra");
     vtkIdType nFaces = 0;
-    vtkIdType* ptIds = 0;
+    vtkIdTypePtr ptIds = 0;
     grid->GetFaceStream(_cellId, nFaces, ptIds);
     int id = 0;
     _nbNodesInFaces = 0;
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkEdge.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkEdge.cpp
index 9786abf9aae..6d772a3cd4a 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkEdge.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkEdge.cpp
@@ -67,6 +67,19 @@ bool SMDS_VtkEdge::ChangeNodes(const SMDS_MeshNode * node1, const SMDS_MeshNode
 bool SMDS_VtkEdge::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes)
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
+#ifdef VTK_CELL_ARRAY_V2
+  vtkNew<vtkIdList> cellPoints;
+  grid->GetCellPoints(myVtkID, cellPoints.GetPointer());
+  if (nbNodes != cellPoints->GetNumberOfIds())
+    {
+      MESSAGE("ChangeNodes problem: not the same number of nodes " << cellPoints->GetNumberOfIds() << " -> " << nbNodes);
+      return false;
+    }
+  for (int i = 0; i < nbNodes; i++)
+    {
+      cellPoints->SetId(i, nodes[i]->getVtkId());
+    }
+#else
   vtkIdType npts = 0;
   vtkIdType* pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
@@ -79,6 +92,7 @@ bool SMDS_VtkEdge::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes)
     {
       pts[i] = nodes[i]->getVtkId();
     }
+#endif
   SMDS_Mesh::_meshList[myMeshId]->setMyModified();
   return true;
 }
@@ -87,7 +101,7 @@ bool SMDS_VtkEdge::IsMediumNode(const SMDS_MeshNode* node) const
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
   vtkIdType npts = 0;
-  vtkIdType* pts = 0;
+  vtkIdTypePtr pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
   //MESSAGE("IsMediumNode " << npts  << " " << (node->getVtkId() == pts[npts-1]));
   return ((npts == 3) && (node->getVtkId() == pts[2]));
@@ -137,7 +151,8 @@ const SMDS_MeshNode*
 SMDS_VtkEdge::GetNode(const int ind) const
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
-  vtkIdType npts, *pts;
+  vtkIdType npts;
+  vtkIdTypePtr pts;
   grid->GetCellPoints( this->myVtkID, npts, pts );
   return SMDS_Mesh::_meshList[myMeshId]->FindNodeVtk( pts[ ind ]);
 }
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkFace.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkFace.cpp
index 1389e0d3585..cb981bfb18e 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkFace.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkFace.cpp
@@ -101,6 +101,19 @@ void SMDS_VtkFace::initQuadPoly(const std::vector<vtkIdType>& nodeIds, SMDS_Mesh
 bool SMDS_VtkFace::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes)
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
+#ifdef VTK_CELL_ARRAY_V2
+  vtkNew<vtkIdList> cellPoints;
+  grid->GetCellPoints(myVtkID, cellPoints.GetPointer());
+  if (nbNodes != cellPoints->GetNumberOfIds())
+    {
+      MESSAGE("ChangeNodes problem: not the same number of nodes " << cellPoints->GetNumberOfIds() << " -> " << nbNodes);
+      return false;
+    }
+  for (int i = 0; i < nbNodes; i++)
+    {
+      cellPoints->SetId(i, nodes[i]->getVtkId());
+    }
+#else
   vtkIdType npts = 0;
   vtkIdType* pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
@@ -113,6 +126,7 @@ bool SMDS_VtkFace::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes)
     {
       pts[i] = nodes[i]->getVtkId();
     }
+#endif
   SMDS_Mesh::_meshList[myMeshId]->setMyModified();
   return true;
 }
@@ -173,7 +187,8 @@ const SMDS_MeshNode*
 SMDS_VtkFace::GetNode(const int ind) const
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
-  vtkIdType npts, *pts;
+  vtkIdType npts;
+  vtkIdTypePtr pts;
   grid->GetCellPoints( this->myVtkID, npts, pts );
   return SMDS_Mesh::_meshList[myMeshId]->FindNodeVtk( pts[ ind ]);
 }
@@ -186,7 +201,8 @@ SMDS_VtkFace::GetNode(const int ind) const
 int SMDS_VtkFace::GetNodeIndex( const SMDS_MeshNode* node ) const
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
-  vtkIdType npts, *pts;
+  vtkIdType npts;
+  vtkIdTypePtr pts;
   grid->GetCellPoints( this->myVtkID, npts, pts );
   for ( vtkIdType i = 0; i < npts; ++i )
     if ( pts[i] == node->getVtkId() )
@@ -251,7 +267,7 @@ bool SMDS_VtkFace::IsMediumNode(const SMDS_MeshNode* node) const
     return false;
   }
   vtkIdType npts = 0;
-  vtkIdType* pts = 0;
+  vtkIdTypePtr pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
   vtkIdType nodeId = node->getVtkId();
   for (int rank = 0; rank < npts; rank++)
@@ -356,11 +372,18 @@ SMDS_NodeIteratorPtr SMDS_VtkFace::interlacedNodesIterator() const
 void SMDS_VtkFace::ChangeApex(SMDS_MeshNode* node)
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
+#ifdef VTK_CELL_ARRAY_V2
+  vtkNew<vtkIdList> cellPoints;
+  grid->GetCellPoints(myVtkID, cellPoints.GetPointer());
+  grid->RemoveReferenceToCell(cellPoints->GetId(0), myVtkID);
+  cellPoints->SetId(0, node->getVtkId());
+#else
   vtkIdType npts = 0;
   vtkIdType* pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
   grid->RemoveReferenceToCell(pts[0], myVtkID);
   pts[0] = node->getVtkId();
+#endif
   node->AddInverseElement(this),
   SMDS_Mesh::_meshList[myMeshId]->setMyModified();
 }
diff --git a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkVolume.cpp b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkVolume.cpp
index 015edf75fd2..19ebd0746c8 100644
--- a/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkVolume.cpp
+++ b/src/3rdParty/salomesmesh/src/SMDS/SMDS_VtkVolume.cpp
@@ -133,6 +133,19 @@ void SMDS_VtkVolume::initPoly(const std::vector<vtkIdType>& nodeIds,
 bool SMDS_VtkVolume::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes)
 {
   vtkUnstructuredGrid* grid = SMDS_Mesh::_meshList[myMeshId]->getGrid();
+#ifdef VTK_CELL_ARRAY_V2
+  vtkNew<vtkIdList> cellPoints;
+  grid->GetCellPoints(myVtkID, cellPoints.GetPointer());
+  if (nbNodes != cellPoints->GetNumberOfIds())
+    {
+      MESSAGE("ChangeNodes problem: not the same number of nodes " << cellPoints->GetNumberOfIds() << " -> " << nbNodes);
+      return false;
+    }
+  for (int i = 0; i < nbNodes; i++)
+    {
+      cellPoints->SetId(i, nodes[i]->getVtkId());
+    }
+#else
   vtkIdType npts = 0;
   vtkIdType* pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
@@ -145,6 +158,7 @@ bool SMDS_VtkVolume::ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes
     {
       pts[i] = nodes[i]->getVtkId();
     }
+#endif
   SMDS_Mesh::_meshList[myMeshId]->setMyModified();
   return true;
 }
@@ -207,7 +221,7 @@ int SMDS_VtkVolume::NbFaces() const
     case VTK_POLYHEDRON:
       {
         vtkIdType nFaces = 0;
-        vtkIdType* ptIds = 0;
+        vtkIdTypePtr ptIds = 0;
         grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
         nbFaces = nFaces;
         break;
@@ -236,7 +250,7 @@ int SMDS_VtkVolume::NbNodes() const
   else
     {
       vtkIdType nFaces = 0;
-      vtkIdType* ptIds = 0;
+      vtkIdTypePtr ptIds = 0;
       grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
       int id = 0;
       for (int i = 0; i < nFaces; i++)
@@ -276,7 +290,7 @@ int SMDS_VtkVolume::NbEdges() const
     case VTK_POLYHEDRON:
       {
         vtkIdType nFaces = 0;
-        vtkIdType* ptIds = 0;
+        vtkIdTypePtr ptIds = 0;
         grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
         nbEdges = 0;
         int id = 0;
@@ -312,7 +326,7 @@ int SMDS_VtkVolume::NbFaceNodes(const int face_ind) const
   if (aVtkType == VTK_POLYHEDRON)
     {
       vtkIdType nFaces = 0;
-      vtkIdType* ptIds = 0;
+      vtkIdTypePtr ptIds = 0;
       grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
       int id = 0;
       for (int i = 0; i < nFaces; i++)
@@ -342,7 +356,7 @@ const SMDS_MeshNode* SMDS_VtkVolume::GetFaceNode(const int face_ind, const int n
   if (aVtkType == VTK_POLYHEDRON)
     {
       vtkIdType nFaces = 0;
-      vtkIdType* ptIds = 0;
+      vtkIdTypePtr ptIds = 0;
       grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
       int id = 0;
       for (int i = 0; i < nFaces; i++)
@@ -372,7 +386,7 @@ std::vector<int> SMDS_VtkVolume::GetQuantities() const
   if (aVtkType == VTK_POLYHEDRON)
     {
       vtkIdType nFaces = 0;
-      vtkIdType* ptIds = 0;
+      vtkIdTypePtr ptIds = 0;
       grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
       int id = 0;
       for (int i = 0; i < nFaces; i++)
@@ -430,7 +444,7 @@ const SMDS_MeshNode* SMDS_VtkVolume::GetNode(const int ind) const
   if ( aVtkType == VTK_POLYHEDRON)
   {
     vtkIdType nFaces = 0;
-    vtkIdType* ptIds = 0;
+    vtkIdTypePtr ptIds = 0;
     grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
     int id = 0, nbPoints = 0;
     for (int i = 0; i < nFaces; i++)
@@ -443,7 +457,8 @@ const SMDS_MeshNode* SMDS_VtkVolume::GetNode(const int ind) const
     }
     return 0;
   }
-  vtkIdType npts, *pts;
+  vtkIdType npts;
+  vtkIdTypePtr pts;
   grid->GetCellPoints( this->myVtkID, npts, pts );
   const std::vector<int>& interlace = SMDS_MeshCell::fromVtkOrder( VTKCellType( aVtkType ));
   return SMDS_Mesh::_meshList[myMeshId]->FindNodeVtk( pts[ interlace.empty() ? ind : interlace[ind]] );
@@ -460,7 +475,7 @@ int SMDS_VtkVolume::GetNodeIndex( const SMDS_MeshNode* node ) const
   if ( aVtkType == VTK_POLYHEDRON)
   {
     vtkIdType nFaces = 0;
-    vtkIdType* ptIds = 0;
+    vtkIdTypePtr ptIds = 0;
     grid->GetFaceStream(this->myVtkID, nFaces, ptIds);
     int id = 0;
     for (int iF = 0; iF < nFaces; iF++)
@@ -473,7 +488,8 @@ int SMDS_VtkVolume::GetNodeIndex( const SMDS_MeshNode* node ) const
     }
     return -1;
   }
-  vtkIdType npts, *pts;
+  vtkIdType npts;
+  vtkIdTypePtr pts;
   grid->GetCellPoints( this->myVtkID, npts, pts );
   for ( vtkIdType i = 0; i < npts; ++i )
     if ( pts[i] == node->getVtkId() )
@@ -534,7 +550,7 @@ bool SMDS_VtkVolume::IsMediumNode(const SMDS_MeshNode* node) const
       return false;
   }
   vtkIdType npts = 0;
-  vtkIdType* pts = 0;
+  vtkIdTypePtr pts = 0;
   grid->GetCellPoints(myVtkID, npts, pts);
   vtkIdType nodeId = node->getVtkId();
   for (int rank = 0; rank < npts; rank++)
diff --git a/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshEditor.cpp b/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshEditor.cpp
index fcd044b00f2..f54c24f8618 100644
--- a/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshEditor.cpp
+++ b/src/3rdParty/salomesmesh/src/SMESH/SMESH_MeshEditor.cpp
@@ -11348,7 +11348,7 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector<TIDSorted
             {
               int oldId = *itn;
               //MESSAGE("     node " << oldId);
-              vtkCellLinks::Link l = grid->GetCellLinks()->GetLink(oldId);
+              vtkCellLinks::Link l = static_cast<vtkCellLinks*>(grid->GetCellLinks())->GetLink(oldId);
               for (int i=0; i<l.ncells; i++)
                 {
                   int vtkId = l.cells[i];
@@ -11527,7 +11527,7 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector<TIDSorted
                                           //MESSAGE("  domain " << idom << " volume " << elem->GetID());
                                           double values[3];
                                           vtkIdType npts = 0;
-                                          vtkIdType* pts = 0;
+                                          vtkIdTypePtr pts = 0;
                                           grid->GetCellPoints(vtkVolIds[ivol], npts, pts);
                                           SMDS_VtkVolume::gravityCenter(grid, pts, npts, values);
                                           if (id ==0)
@@ -11708,7 +11708,7 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector<TIDSorted
         {
           int oldId = itnod->first;
           //MESSAGE("     node " << oldId);
-          vtkCellLinks::Link l = grid->GetCellLinks()->GetLink(oldId);
+          vtkCellLinks::Link l = static_cast<vtkCellLinks*>(grid->GetCellLinks())->GetLink(oldId);
           for (int i = 0; i < l.ncells; i++)
             {
               int vtkId = l.cells[i];
@@ -12165,7 +12165,7 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius,
           MESSAGE("volume to check,  vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId));
           bool volInside = false;
           vtkIdType npts = 0;
-          vtkIdType* pts = 0;
+          vtkIdTypePtr pts = 0;
           grid->GetCellPoints(vtkId, npts, pts);
           for (int i=0; i<npts; i++)
             {

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File fix-smesh-vtk9.patch of Package FreeCAD (Revision 730e7902236a795efc4dea90b1a77c95)

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