DumpWEnsight7.cc

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
/*---------------------------------------------------------------------------*/
/* DumpWEnsight7.cc                                            (C) 2000-2026 */
/*                                                                           */
/* Exporting files in Ensight7 gold format.                                  */
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
#include "arcane/utils/StringBuilder.h"
#include "arcane/utils/Enumerator.h"
#include "arcane/utils/Iterator.h"
#include "arcane/utils/List.h"
#include "arcane/utils/ScopedPtr.h"
#include "arcane/utils/PlatformUtils.h"
#include "arcane/utils/Iostream.h"
#include "arcane/utils/Deleter.h"
#include "arcane/utils/ITraceMng.h"
#include "arcane/utils/OStringStream.h"
#include "arcane/utils/NotImplementedException.h"
#include "arcane/utils/CStringUtils.h"
#include "arcane/utils/Convert.h"
 
#include "arcane/core/IDataWriter.h"
#include "arcane/core/Item.h"
#include "arcane/core/ItemEnumerator.h"
#include "arcane/core/IVariable.h"
#include "arcane/core/ISubDomain.h"
#include "arcane/core/IMesh.h"
#include "arcane/core/IMeshSubMeshTransition.h"
#include "arcane/core/StdNum.h"
#include "arcane/core/ItemGroup.h"
#include "arcane/core/IParallelMng.h"
#include "arcane/core/Directory.h"
#include "arcane/core/MeshVariable.h"
#include "arcane/core/PostProcessorWriterBase.h"
#include "arcane/core/Service.h"
#include "arcane/core/SimpleProperty.h"
#include "arcane/core/IItemFamily.h"
#include "arcane/core/VariableCollection.h"
#include "arcane/core/SharedVariable.h"
 
#include "arcane/core/FactoryService.h"
#include "arcane/core/ServiceFactory.h"
 
#include "arcane/std/Ensight7PostProcessor_axl.h"
#include "arcane/std/DumpW.h"
 
#include <string.h>
#include <memory>
#include <unordered_map>
 
// TODO: Add test with partial variables
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
namespace Arcane
{
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

class DumpWEnsight7
: public DumpW
, public TraceAccessor
{
 public:
 
  static const int int_width = 10;
  static const int g_line_length = 80;
 
 public:

  struct EnsightPart
  {
   public:
 
    EnsightPart()
    : m_type(-1)
    , m_nb_node(0)
    {}
    EnsightPart(int type, Integer nb_node, const String& name)
    : m_type(type)
    , m_nb_node(nb_node)
    , m_name(name)
    {}
    EnsightPart(const EnsightPart& part)
    : m_type(part.m_type)
    , m_nb_node(part.m_nb_node)
    , m_name(part.m_name)
    , m_items(part.m_items)
    , m_reindex(part.m_reindex)
    {
      ;
    }
 
   public:
 
    inline int type() const { return m_type; }
    inline Integer nbNode() const { return m_nb_node; }
    inline const String& name() const { return m_name; }
    inline Array<Item>& items() { return m_items; }
    inline ConstArrayView<Item> items() const { return m_items; }
    inline bool hasReindex() const { return !m_reindex.empty(); }
    inline void setReindex(Integer* reindex)
    {
      m_reindex.resize(m_nb_node);
      for (Integer i = 0; i < m_nb_node; ++i)
        m_reindex[i] = reindex[i];
    }
    inline ConstArrayView<Integer> reindex() const { return m_reindex; }
 
   private:
 
    int m_type; 
    Integer m_nb_node; 
    String m_name; 
    UniqueArray<Item> m_items; 
    UniqueArray<Integer> m_reindex;
  };

  struct GroupPartInfo
  {
   public:

    Integer nbType() const { return m_parts.size(); }
 
   public:
 
    GroupPartInfo()
    : m_group(0)
    , m_part_id(0)
    {}
    GroupPartInfo(ItemGroup grp, Integer id, bool use_degenerated_hexa)
    : m_group(grp)
    , m_part_id(id)
    {
      m_general_item_types = std::make_unique<VariableItemInt32>(VariableBuildInfo{ m_group.mesh(), "GeneralItemTypesGroup" + m_group.name(), m_group.itemFamily()->name() }, m_group.itemKind());
      _init(use_degenerated_hexa);
    }
    Integer totalNbElement() const
    {
      Integer n = 0;
      for (Integer i = 0; i < nbType(); ++i)
        n += m_parts[i].items().size();
      return n;
    }
    const EnsightPart& typeInfo(Integer i) const { return m_parts[i]; }
    EnsightPart& typeInfo(Integer i) { return m_parts[i]; }
    ItemGroup group() const { return m_group; }
    Integer partId() const { return m_part_id; }
    Int32 generalItemTypeId(const Item& item) const
    {
      ARCANE_ASSERT(m_general_item_types, ("Cannot question an empty GroupPartInfo"));
      return (*(m_general_item_types))[item];
    }
    EnsightPart* getTypeInfo(int type)
    {
      auto ensight_part_element = m_parts_map.find(type);
      if (ensight_part_element != m_parts_map.end())
        return ensight_part_element->second;
      else
        return nullptr;
    }
 
   private:
 
    ItemGroup m_group; 
    Integer m_part_id; 
    UniqueArray<EnsightPart> m_parts;
    bool m_is_polygonal_type_registration_done = false;
    bool m_is_polyhedral_type_registration_done = false;
    std::unique_ptr<VariableItemInt32> m_general_item_types = nullptr;
    using TypeId = int;
    std::unordered_map<TypeId, EnsightPart*> m_parts_map; // used to handle large number of extra types
 
   private:
 
    void _initPartMap()
    {
      for (auto& ensight_part : m_parts) {
        m_parts_map[ensight_part.type()] = &ensight_part;
      }
    }
 
    void _init(bool use_degenerated_hexa)
    {
      ItemTypeMng* item_type_mng = m_group.mesh()->itemTypeMng();
 
      // NOTE: It is important that 'nfaced' type elements
      // and 'nsided' are contiguous because Ensight must save
      // their values together
      m_parts.reserve(ItemTypeMng::nbBasicItemType());
      m_parts.add(EnsightPart(IT_Line2, 2, "bar2")); // Bar
      m_parts.add(EnsightPart(IT_Triangle3, 3, "tria3")); // Triangle
      m_parts.add(EnsightPart(IT_Quad4, 4, "quad4")); // Quandrangle
      m_parts.add(EnsightPart(IT_Pentagon5, 5, "nsided")); // Pentagone
      m_parts.add(EnsightPart(IT_Hexagon6, 6, "nsided")); // Hexagone
      m_parts.add(EnsightPart(IT_Heptagon7, 7, "nsided")); // Heptagone
      m_parts.add(EnsightPart(IT_Octogon8, 8, "nsided")); // Octogone
      // Search for other 'polygonal' types
      for (Integer i_type = ItemTypeMng::nbBuiltInItemType(); i_type < ItemTypeMng::nbBasicItemType(); ++i_type) {
        ItemTypeInfo* type_info = item_type_mng->typeFromId(i_type);
        if (type_info->nbLocalNode() == type_info->nbLocalEdge()) { // Polygon found
          m_parts.add(EnsightPart(i_type, type_info->nbLocalNode(), "nsided"));
        }
      }
      // Add polygons handled in general polyhedral mesh: no types defined
      Int32 type_id = ItemTypeMng::nbBasicItemType();
      if (item_type_mng->hasGeneralCells(m_group.mesh())) {
        if (!m_is_polygonal_type_registration_done) {
          ENUMERATE_ITEM (iitem, m_group) {
            ItemWithNodes item = iitem->toItemWithNodes();
            if (item.nbNode() == item.itemBase().nbEdge()) { // polygon found
              (*(m_general_item_types))[item] = type_id;
              m_parts.add(EnsightPart(type_id++, item.nbNode(), "nsided"));
            }
          }
          m_is_polygonal_type_registration_done = true;
        }
      }
      m_parts.add(EnsightPart(IT_Tetraedron4, 4, "tetra4")); // Tetra
      m_parts.add(EnsightPart(IT_Pyramid5, 5, "pyramid5")); // Pyramide
      m_parts.add(EnsightPart(IT_Pentaedron6, 6, "penta6")); // Penta
      m_parts.add(EnsightPart(IT_Hexaedron8, 8, "hexa8")); // Hexa
      if (use_degenerated_hexa) {
        m_parts.add(EnsightPart(IT_HemiHexa7, 8, "hexa8")); // HemiHexa7
        {
          Integer reindex[8] = { 1, 6, 5, 0, 2, 3, 4, 0 };
          m_parts[m_parts.size() - 1].setReindex(reindex);
        }
        m_parts.add(EnsightPart(IT_HemiHexa6, 8, "hexa8")); // HemiHexa6
        {
          Integer reindex[8] = { 0, 1, 3, 5, 0, 2, 3, 4 };
          m_parts[m_parts.size() - 1].setReindex(reindex);
        }
        m_parts.add(EnsightPart(IT_HemiHexa5, 8, "hexa8")); // HemiHexa5
        {
          Integer reindex[8] = { 0, 1, 3, 4, 0, 2, 3, 4 };
          m_parts[m_parts.size() - 1].setReindex(reindex);
        }
        m_parts.add(EnsightPart(IT_AntiWedgeLeft6, 8, "hexa8")); // AntiWedgeLeft6
        {
          Integer reindex[8] = { 2, 0, 1, 2, 5, 3, 4, 4 };
          m_parts[m_parts.size() - 1].setReindex(reindex);
        }
        m_parts.add(EnsightPart(IT_AntiWedgeRight6, 8, "hexa8")); // AntiWedgeRight6
        {
          Integer reindex[8] = { 2, 0, 1, 1, 5, 3, 4, 5 };
          m_parts[m_parts.size() - 1].setReindex(reindex);
        }
        m_parts.add(EnsightPart(IT_DiTetra5, 8, "hexa8")); // DiTetra5
        {
          Integer reindex[8] = { 4, 4, 2, 3, 0, 1, 1, 3 };
          m_parts[m_parts.size() - 1].setReindex(reindex);
        }
      }
      else {
        m_parts.add(EnsightPart(IT_HemiHexa7, 7, "nfaced")); // HemiHexa7
        m_parts.add(EnsightPart(IT_HemiHexa6, 6, "nfaced")); // HemiHexa6
        m_parts.add(EnsightPart(IT_HemiHexa5, 5, "nfaced")); // HemiHexa5
        m_parts.add(EnsightPart(IT_AntiWedgeLeft6, 6, "nfaced")); // AntiWedgeLeft6
        m_parts.add(EnsightPart(IT_AntiWedgeRight6, 6, "nfaced")); // AntiWedgeRight6
        m_parts.add(EnsightPart(IT_DiTetra5, 5, "nfaced")); // DiTetra5
      }
      m_parts.add(EnsightPart(IT_Heptaedron10, 10, "nfaced")); // Wedge7
      m_parts.add(EnsightPart(IT_Octaedron12, 12, "nfaced")); // Wedge8
      m_parts.add(EnsightPart(IT_Enneedron14, 14, "nfaced")); // Wedge9
      m_parts.add(EnsightPart(IT_Decaedron16, 16, "nfaced")); // Wedge10
      // Search for other 'polyhedral' types
      for (Integer i_type = ItemTypeMng::nbBuiltInItemType(); i_type < ItemTypeMng::nbBasicItemType(); ++i_type) {
        ItemTypeInfo* type_info = item_type_mng->typeFromId(i_type);
        if (type_info->nbLocalNode() != type_info->nbLocalEdge()) { // Polyhedron found
          m_parts.add(EnsightPart(i_type, type_info->nbLocalNode(), "nfaced"));
        }
      }
      // Add polyhedra handled in general polyhedral mesh: no types defined
      if (item_type_mng->hasGeneralCells(m_group.mesh())) {
        if (!m_is_polyhedral_type_registration_done) {
          ENUMERATE_ITEM (iitem, m_group) {
            ItemWithNodes item = iitem->toItemWithNodes();
            if (item.nbNode() == 1)
              (*(m_general_item_types))[item] = IT_Vertex;
            else if (item.nbNode() == 2)
              (*(m_general_item_types))[item] = IT_Line2;
            else if (item.typeInfo()->isPolyhedron()) { // polyhedron found
              (*(m_general_item_types))[item] = type_id;
              m_parts.add(EnsightPart(type_id++, item.nbNode(), "nfaced"));
            }
            else if (item.nbNode() != item.itemBase().nbEdge()) { // polyhedron found
              (*(m_general_item_types))[item] = type_id;
              m_parts.add(EnsightPart(type_id++, item.nbNode(), "nfaced"));
            }
          }
          m_is_polyhedral_type_registration_done = true;
        }
      }
      // if extra types are used, init a EnsightPart map to optimize GroupPartInfo fill
      if (ItemTypeMng::nbBuiltInItemType() < ItemTypeMng::nbBasicItemType() || item_type_mng->hasGeneralCells(m_group.mesh())) {
        _initPartMap();
      }
    }
  };
 
 public:
 
  //void writeFileString(ostream& o,ConstCString str);
  void writeFileString(std::ostream& o, const String& str);
  void writeFileInt(std::ostream& o, int value);
  void writeFileDouble(std::ostream& o, double value);
  Integer writeDoubleSize() const;
  Integer writeIntSize() const;
  void writeFileArray(std::ostream& o, IntegerConstArrayView value);
  bool isBinary() const { return m_is_binary; }
 
 public:

  class WriteBase
  {
   public:
 
    explicit WriteBase(DumpWEnsight7& dw)
    : m_dw(dw)
    {}
    WriteBase(DumpWEnsight7& dw, GroupIndexTable* idx)
    : m_dw(dw)
    , m_idx(idx)
    {}
    WriteBase(const WriteBase& wb)
    : m_dw(wb.m_dw)
    , m_idx(wb.m_idx)
    {}
    virtual ~WriteBase() {}
 
   public:
 
    virtual WriteBase* clone() = 0;
    virtual void begin() { init(); }
    virtual void end() {}
    virtual void write(ConstArrayView<Item> items) = 0;
 
    virtual void init()
    {
      m_ofile.precision(5);
      m_ofile.flags(std::ios::scientific);
    }
    virtual void putValue(std::ostream& ofile)
    {
      ofile << m_ofile.str();
    }
    std::ostream& stream() { return m_ofile; }
 
   protected:
 
    DumpWEnsight7& m_dw;
    std::ostringstream m_ofile;
    GroupIndexTable* m_idx = nullptr;
  };

  template <typename FromType>
  class WriteDouble
  : public WriteBase
  {
   public:
 
    WriteDouble(DumpWEnsight7& dw, ConstArrayView<FromType> ptr, GroupIndexTable* idx = nullptr)
    : WriteBase(dw, idx)
    , m_ptr(ptr)
    {}
    WriteDouble(const WriteDouble& wd)
    : WriteBase(wd)
    , m_ptr(wd.m_ptr)
    {}
 
    WriteBase* clone() override { return new WriteDouble(*this); }
 
   public:
 
    ConstArrayView<FromType> m_ptr;
 
   public:
 
    inline void write(Integer index)
    {
      if (m_idx) {
        int reindex = (*m_idx)[index];
        if (reindex < 0)
          ARCANE_FATAL("Invalid index");
        m_dw.writeFileDouble(m_ofile, Convert::toDouble(Convert::toReal(m_ptr[reindex])));
      }
      else
        m_dw.writeFileDouble(m_ofile, Convert::toDouble(Convert::toReal(m_ptr[index])));
    }
 
    void write(ConstArrayView<Item> items) override
    {
      for (Item e : items) {
        write(e.localId());
      }
    }
  };

  template <typename FromType>
  class WriteArrayDouble
  : public WriteBase
  {
   public:
 
    WriteArrayDouble(DumpWEnsight7& dw, ConstArray2View<FromType> ptr, const Integer idim2,
                     GroupIndexTable* idx = nullptr)
    : WriteBase(dw, idx)
    , m_ptr(ptr)
    , m_idim2(idim2)
    {}
    WriteArrayDouble(const WriteArrayDouble& wd)
    : WriteBase(wd)
    , m_ptr(wd.m_ptr)
    , m_idim2(wd.m_idim2)
    {}
 
    WriteBase* clone() override { return new WriteArrayDouble(*this); }
 
   public:
 
    ConstArray2View<FromType> m_ptr;
    const Integer m_idim2;
 
   public:
 
    void write(Integer index)
    {
      if (m_idx) {
        int reindex = (*m_idx)[index];
        if (reindex < 0)
          ARCANE_FATAL("Invalid index");
        m_dw.writeFileDouble(m_ofile, Convert::toDouble(Convert::toReal(m_ptr[reindex][m_idim2])));
      }
      else
        m_dw.writeFileDouble(m_ofile, Convert::toDouble(Convert::toReal(m_ptr[index][m_idim2])));
    }
 
    void write(ConstArrayView<Item> items) override
    {
      for (Item e : items) {
        write(e.localId());
      }
    }
  };


  class WriteReal3
  : public WriteBase
  {
   public:
 
    WriteReal3(DumpWEnsight7& dw, ConstArrayView<Real3> ptr, GroupIndexTable* idx = nullptr)
    : WriteBase(dw, idx)
    , m_ptr(ptr)
    {}
    WriteReal3(const WriteReal3& wd)
    : WriteBase(wd)
    , m_ptr(wd.m_ptr)
    {}
 
    WriteBase* clone() override { return new WriteReal3(*this); }
 
   public:
 
    ConstArrayView<Real3> m_ptr;
 
   public:
 
    void begin() override
    {
      _init();
      xostr.precision(5);
      xostr.flags(std::ios::scientific);
      yostr.precision(5);
      yostr.flags(std::ios::scientific);
      zostr.precision(5);
      zostr.flags(std::ios::scientific);
    }
 
    void write(Integer index)
    {
      if (m_idx) {
        int reindex = (*m_idx)[index];
        if (reindex < 0)
          ARCANE_FATAL("Invalid index");
        m_dw.writeFileDouble(xostr, Convert::toDouble(m_ptr[reindex].x));
        m_dw.writeFileDouble(yostr, Convert::toDouble(m_ptr[reindex].y));
        m_dw.writeFileDouble(zostr, Convert::toDouble(m_ptr[reindex].z));
      }
      else {
        m_dw.writeFileDouble(xostr, Convert::toDouble(m_ptr[index].x));
        m_dw.writeFileDouble(yostr, Convert::toDouble(m_ptr[index].y));
        m_dw.writeFileDouble(zostr, Convert::toDouble(m_ptr[index].z));
      }
    }
 
    void write(ConstArrayView<Item> items) override
    {
      for (Item i : items) {
        write(i.localId());
      }
    }
 
    void end() override
    {
      m_ofile << xostr.str();
      m_ofile << yostr.str();
      m_ofile << zostr.str();
    }
 
   public:
 
    std::ostringstream xostr;
    std::ostringstream yostr;
    std::ostringstream zostr;
 
   private:
 
    void _init()
    {
      init();
    }
  };

  class WriteArrayReal3
  : public WriteBase
  {
   public:
 
    WriteArrayReal3(DumpWEnsight7& dw, ConstArray2View<Real3> ptr,
                    Integer idim2, GroupIndexTable* idx = nullptr)
    : WriteBase(dw, idx)
    , m_ptr(ptr)
    , m_idim2(idim2)
    {}
    WriteArrayReal3(const WriteArrayReal3& wd)
    : WriteBase(wd)
    , m_ptr(wd.m_ptr)
    , m_idim2(wd.m_idim2)
    {}
 
    WriteBase* clone() override { return new WriteArrayReal3(*this); }
 
   public:
 
    ConstArray2View<Real3> m_ptr;
    const Integer m_idim2;
 
   public:
 
    void begin() override
    {
      _init();
      xostr.precision(5);
      xostr.flags(std::ios::scientific);
      yostr.precision(5);
      yostr.flags(std::ios::scientific);
      zostr.precision(5);
      zostr.flags(std::ios::scientific);
    }
 
    inline void write(Integer index)
    {
      if (m_idx) {
        int reindex = (*m_idx)[index];
        m_dw.writeFileDouble(xostr, Convert::toDouble(m_ptr[reindex][m_idim2].x));
        m_dw.writeFileDouble(yostr, Convert::toDouble(m_ptr[reindex][m_idim2].y));
        m_dw.writeFileDouble(zostr, Convert::toDouble(m_ptr[reindex][m_idim2].z));
      }
      else {
        m_dw.writeFileDouble(xostr, Convert::toDouble(m_ptr[index][m_idim2].x));
        m_dw.writeFileDouble(yostr, Convert::toDouble(m_ptr[index][m_idim2].y));
        m_dw.writeFileDouble(zostr, Convert::toDouble(m_ptr[index][m_idim2].z));
      }
    }
 
    void write(ConstArrayView<Item> items) override
    {
      for (Item i : items) {
        write(i.localId());
      }
    }
 
    void end() override
    {
      m_ofile << xostr.str();
      m_ofile << yostr.str();
      m_ofile << zostr.str();
    }
 
   public:
 
    std::ostringstream xostr;
    std::ostringstream yostr;
    std::ostringstream zostr;
 
   private:
 
    void _init()
    {
      init();
    }
  };
 
 public:
 
  DumpWEnsight7(IMesh* m, const String& filename, RealConstArrayView times,
                VariableCollection variables, ItemGroupCollection groups,
                bool is_binary, bool is_parallel, Integer fileset_size,
                bool use_degenerated_hexa, bool force_first_geometry, bool save_uids);
  ~DumpWEnsight7();
 
 public:
 
  void writeVal(IVariable&, ConstArrayView<Byte>) override {}
  void writeVal(IVariable& v, ConstArrayView<Real> a) override { _writeRealValT<Real>(v, a); }
  void writeVal(IVariable&, ConstArrayView<Real2>) override {}
  void writeVal(IVariable&, ConstArrayView<Real3>) override;
  void writeVal(IVariable& v, ConstArrayView<Int16> a) override { _writeRealValT<Int16>(v, a); }
  void writeVal(IVariable& v, ConstArrayView<Int32> a) override { _writeRealValT<Int32>(v, a); }
  void writeVal(IVariable& v, ConstArrayView<Int64> a) override { _writeRealValT<Int64>(v, a); }
  void writeVal(IVariable&, ConstArrayView<Real2x2>) override {}
  void writeVal(IVariable&, ConstArrayView<Real3x3>) override {}
  void writeVal(IVariable&, ConstArrayView<String>) override {}
 
  void writeVal(IVariable&, ConstArray2View<Byte>) override {}
  void writeVal(IVariable& v, ConstArray2View<Real> a) override { _writeRealValT<Real>(v, a); }
  void writeVal(IVariable&, ConstArray2View<Real2>) override {}
  void writeVal(IVariable&, ConstArray2View<Real3>) override;
  void writeVal(IVariable& v, ConstArray2View<Int16> a) override { _writeRealValT<Int16>(v, a); }
  void writeVal(IVariable& v, ConstArray2View<Int32> a) override { _writeRealValT<Int32>(v, a); }
  void writeVal(IVariable& v, ConstArray2View<Int64> a) override { _writeRealValT<Int64>(v, a); }
  void writeVal(IVariable&, ConstArray2View<Real2x2>) override {}
  void writeVal(IVariable&, ConstArray2View<Real3x3>) override {}
 
  void writeVal(IVariable&, ConstMultiArray2View<Byte>) override {}
  void writeVal(IVariable& v, ConstMultiArray2View<Real> a) override { _writeRealValT<Real>(v, a); }
  void writeVal(IVariable&, ConstMultiArray2View<Real2>) override {}
  void writeVal(IVariable&, ConstMultiArray2View<Real3> a) override;
  void writeVal(IVariable& v, ConstMultiArray2View<Int16> a) override { _writeRealValT<Int16>(v, a); }
  void writeVal(IVariable& v, ConstMultiArray2View<Int32> a) override { _writeRealValT<Int32>(v, a); }
  void writeVal(IVariable& v, ConstMultiArray2View<Int64> a) override { _writeRealValT<Int64>(v, a); }
  void writeVal(IVariable&, ConstMultiArray2View<Real2x2>) override {}
  void writeVal(IVariable&, ConstMultiArray2View<Real3x3>) override {}
 
  void beginWrite() override;
  void endWrite() override;
  void setMetaData(const String&) override {};
 
  bool isParallelOutput() const { return m_is_parallel_output; }
  bool isMasterProcessor() const { return m_is_master; }
  bool isOneFilePerTime() const { return m_fileset_size == 0; }
  Int32 rank() const { return m_parallel_mng->commRank(); }
  IParallelMng* parallelMng() const { return m_parallel_mng; }
 
 public:
 private:
 
  typedef UniqueArray<GroupPartInfo*> GroupPartInfoList;
 
 private:
 
  IMesh* m_mesh; 
  IParallelMng* m_parallel_mng; 
  Directory m_base_directory; 
  Directory m_part_directory; 
  std::ofstream m_case_file; 
  std::ostringstream m_case_file_variables; 
  RealUniqueArray m_times; 
  VariableList m_save_variables; 
  ItemGroupList m_save_groups; 
  GroupPartInfoList m_parts; 
  bool m_is_binary; 
  bool m_is_master; 
  bool m_is_parallel_output;
  bool m_use_degenerated_hexa;
  bool m_force_first_geometry;
  bool m_save_uids;
  Integer m_total_nb_element;
  Integer m_total_nb_group; 
  Integer m_fileset_size;
 
 private:
 private:

  static const Integer m_max_prots_digit = 6;
 
 private:
 private:
 
  bool _isValidVariable(IVariable&) const;
  void _createCaseFile();
  void _buildFileName(const String& varname, String& filename);
  void _buildPartDirectory();
  void _writeWildcardFilename(std::ostream& ofile, const String& filename, char joker = '*');
  int _fileOuttype() const;
  void _writeFileHeader(std::ostream& o, bool write_c_binary);
  bool _isNewBlocFile() const;
 
  void _computeGroupParts(ItemGroupList list_group, Integer& partid);
  void _saveGroup(std::ostream& ofile, const GroupPartInfo& ensight_grp,
                  ConstArrayView<Integer> nodes_index, WriteBase& wf);
  void _saveVariableOnGroup(std::ostream& ofile, const GroupPartInfo& ensight_grp,
                            WriteBase& from_func);
  bool _isSameKindOfGroup(const ItemGroup& group, eItemKind item_kind);

  template <typename T>
  void _writeRealValT(IVariable& v, ConstArrayView<T> a);
  template <typename T>
  void _writeRealValT(IVariable& v, ConstArray2View<T> a);
  template <typename T>
  void _writeRealValT(IVariable& v, ConstMultiArray2View<T> a);
};
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
extern "C++" DumpW*
createEnsight7(ISubDomain* m, const String& f,
               ConstArrayView<Real> times,
               VariableCollection variables,
               ItemGroupCollection groups,
               bool is_binary, bool is_parallel_output, Integer fileset_size,
               bool use_degenerated_hexa, bool force_first_geometry, bool save_uids)
{
  return new DumpWEnsight7(m->defaultMesh(), f, times, variables, groups, is_binary,
                           is_parallel_output, fileset_size, use_degenerated_hexa,
                           force_first_geometry, save_uids);
}
 
extern "C++" DumpW*
createEnsight7(IMesh* m, const String& f,
               ConstArrayView<Real> times,
               VariableCollection variables,
               ItemGroupCollection groups,
               bool is_binary, bool is_parallel_output, Integer fileset_size,
               bool use_degenerated_hexa, bool force_first_geometry, bool save_uids)
{
  return new DumpWEnsight7(m, f, times, variables, groups, is_binary,
                           is_parallel_output, fileset_size, use_degenerated_hexa,
                           force_first_geometry, save_uids);
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
DumpWEnsight7::
DumpWEnsight7(IMesh* mesh, const String& filename, ConstArrayView<Real> times,
              VariableCollection variables, ItemGroupCollection groups,
              bool is_binary, bool is_parallel_output, Integer fileset_size,
              bool use_degenerated_hexa, bool force_first_geometry, bool save_uids)
: TraceAccessor(mesh->traceMng())
, m_mesh(mesh)
, m_parallel_mng(mesh->parallelMng())
, m_base_directory(filename)
, m_times(times)
, m_save_variables(variables.clone())
, m_save_groups(groups.enumerator())
, m_is_binary(is_binary)
//  , m_is_binary(false)
, m_is_master(true)
, m_is_parallel_output(is_parallel_output)
, m_use_degenerated_hexa(use_degenerated_hexa)
, m_force_first_geometry(force_first_geometry)
, m_save_uids(save_uids)
, m_total_nb_element(0)
, m_total_nb_group(0)
, m_fileset_size(fileset_size)
{
  //m_is_binary = true;
  //m_fileset_size = 0;
 
  if (m_times.empty()) {
    m_times.resize(1);
    m_times[0] = 0.;
  }
 
  //_createCaseFile();
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
DumpWEnsight7::
~DumpWEnsight7()
{
  std::for_each(std::begin(m_parts), std::end(m_parts), Deleter());
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

void DumpWEnsight7::
_computeGroupParts(ItemGroupList list_group, Integer& partid)
{
  for (ItemGroupList::Enumerator i(list_group); ++i;) {
    ItemGroup grp(*i);
    if (grp.null()) // The group is not of the desired type.
      continue;
    if (!grp.isOwn()) // If possible, take the own element group
      grp = grp.own();
    // Since Ensight 7.6, empty groups are allowed
    // and they are necessary when the mesh evolves over time
    //if (grp.empty()) // The group is empty
    //continue;
    GroupPartInfo* gpi = new GroupPartInfo(grp, partid, m_use_degenerated_hexa);
    m_parts.add(gpi);
    ++partid;
 
    GroupPartInfo& current_grp = *gpi;
    // Now we must determine how many elements of each type
    // ensight (tria3, hexa8, ...) are in the group.
    // two versions: if extra item types are added switch to an optimized version
    // (a large amount of types may be added, equal to the number of elements)
    if (ItemTypeMng::nbBuiltInItemType() == ItemTypeMng::nbBasicItemType()) // no extra type
    {
      debug(Trace::High) << "Using standard group part building algo";
      if (!grp.mesh()->itemTypeMng()->hasGeneralCells(grp.mesh())) { // classical types
        for (Integer z = 0; z < current_grp.nbType(); ++z) {
          EnsightPart& type_info = current_grp.typeInfo(z);
          Array<Item>& items = type_info.items();
          Integer nb_of_type = 0;
          Integer type_to_seek = type_info.type();
          ENUMERATE_ITEM (i2, grp) {
            const Item& e = *i2;
            if (e.type() == type_to_seek)
              ++nb_of_type;
          }
          items.resize(nb_of_type);
          debug(Trace::High) << "Group " << grp.name() << " has "
                             << nb_of_type << " items of type " << type_info.name();
          Integer index = 0;
          ENUMERATE_ITEM (iz, grp) {
            Item mi = *iz;
            if (mi.type() == type_to_seek) {
              ItemWithNodes e = mi.toItemWithNodes();
              items[index] = e;
              ++index;
            }
          }
        }
      }
      else { // polyhedral mesh items
        ENUMERATE_ITEM (i2, grp) {
          const Item& item = *i2;
          auto item_type = current_grp.generalItemTypeId(item);
          EnsightPart* ensight_part = current_grp.getTypeInfo(item_type);
          if (!ensight_part)
            continue;
          ItemWithNodes item_wn = item.toItemWithNodes();
          ensight_part->items().add(item_wn);
        }
      }
    }
    else // extra types are added (may have as many types as items...)
    // Propose an optimized version when many types exist (use of .format file)
    {
      debug(Trace::High) << "Using extra type group part building algo";
      // work only on face and cell groups
      auto item_kind = grp.itemKind();
      if (item_kind == IK_Cell || item_kind == IK_Face) {
        ENUMERATE_ITEM (item, grp) {
          auto item_type = item->type();
          EnsightPart* ensight_part = current_grp.getTypeInfo(item_type);
          if (!ensight_part)
            continue;
          ItemWithNodes item_wn = item->toItemWithNodes();
          ensight_part->items().add(item_wn); // few elements are added
        }
      }
    }
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
void DumpWEnsight7::
_saveGroup(std::ostream& ofile, const GroupPartInfo& ensight_grp,
           ConstArrayView<Integer> nodes_index, WriteBase& wf)
{
  ItemGroup igrp = ensight_grp.group();
 
  writeFileString(ofile, "part");
  writeFileInt(ofile, ensight_grp.partId());
  if (isParallelOutput()) {
    // In the case of parallel output, prefix the group name with the
    // CPU number.
    std::ostringstream ostr;
    ostr << igrp.name().localstr() << "_CPU" << rank();
    writeFileString(ofile, ostr.str().c_str());
  }
  else
    writeFileString(ofile, igrp.name());
 
  wf.putValue(ofile);
 
  IntegerUniqueArray array_id(256);
 
  for (Integer i = 0; i < ensight_grp.nbType(); ++i) {
    const EnsightPart& type_info = ensight_grp.typeInfo(i);
    ConstArrayView<Item> items = type_info.items();
    Integer nb_sub_part = items.size();
    if (nb_sub_part == 0)
      continue;
 
    String type_name = type_info.name();
    writeFileString(ofile, type_name);
 
    writeFileInt(ofile, nb_sub_part);
 
#if 0
    // Save the uniqueId() of the entities
    for( ConstArrayView<Item>::const_iter i(items); i(); ++i ){
      Item mi = *i;
      writeFileInt(ofile,mi.uniqueId()+1);
    }
#endif
 
    if (type_name == "nfaced") {
      // Special handling for non-standard cells
      // Since our faces are not oriented relative to a
      // cell, we use the local connectivity of each face.
      // 1. Save the number of faces for each element
      {
        if (!m_mesh->itemTypeMng()->hasGeneralCells(m_mesh)) {
          // All elements have the same number of faces
          Item mi = *items.data();
          Cell cell = mi.toCell();
          Integer nb_face = cell.nbFace();
          for (Integer z = 0; z < nb_sub_part; ++z)
            writeFileInt(ofile, nb_face);
        }
        else { // mesh has general items
          // All items do not have the same face number
          for (Item mi : items) {
            writeFileInt(ofile, mi.toCell().nbFace());
          }
        }
      }
      // 2. Save for each element, the number of nodes for each
      // of these faces
      if (!m_mesh->itemTypeMng()->hasGeneralCells(m_mesh)) {
        for (Item mi : items) {
          const ItemTypeInfo* item_info = mi.typeInfo();
          Integer nb_face = item_info->nbLocalFace();
          for (Integer z = 0; z < nb_face; ++z)
            writeFileInt(ofile, item_info->localFace(z).nbNode());
        }
      }
      else { // mesh has general items
        for (Item mi : items) {
          Cell cell = mi.toCell();
          for (Face face : cell.faces()) {
            writeFileInt(ofile, face.nbNode());
          }
        }
      }
      // 3. Save for each face of each element the list of these
      // nodes
      if (!m_mesh->itemTypeMng()->hasGeneralCells(m_mesh)) {
        for (Item item : items) {
          Cell cell(item.toCell());
          const ItemTypeInfo* item_info = cell.typeInfo();
          //Cell cell = mi.toCell();
          Integer nb_face = item_info->nbLocalFace();
          for (Integer z = 0; z < nb_face; ++z) {
            const ItemTypeInfo::LocalFace& local_face = item_info->localFace(z);
            Integer nb_node = local_face.nbNode();
            array_id.resize(nb_node);
            for (Integer y = 0; y < nb_node; ++y) {
              // Node direction inversion
              // A priori, there is a bug in Ensight (7.4.1(g)) concerning the
              // intersections of this type of elements with Ensight
              // objects (plane, sphere, ...). Regardless of the orientation
              // of the retained faces, the behavior is not correct.
              array_id[y] = nodes_index[cell.node(local_face.node(y)).localId()];
            }
            writeFileArray(ofile, array_id);
          }
        }
      }
      else { // mesh has general items
        for (Item item : items) {
          Cell cell = item.toCell();
          Integer nb_face = cell.nbFace();
          for (Integer z = 0; z < nb_face; ++z) {
            const Face local_face = cell.face(z);
            Integer nb_node = local_face.nbNode();
            array_id.resize(nb_node);
            for (Integer y = 0; y < nb_node; ++y) {
              array_id[y] = nodes_index[local_face.node(y).localId()];
            }
            writeFileArray(ofile, array_id);
          }
        }
      }
    }
    else if (type_name == "nsided") {
      // Special handling for faces with more than 4 nodes:
 
      // 1. Save for each element, the number of its nodes
      //cerr << "** NSIDED ELEMENT\n";
      for (Item mi : items) {
        ItemWithNodes e = mi.toItemWithNodes();
        Integer nb_node = e.nbNode();
        writeFileInt(ofile, nb_node);
      }
      // 2. Save for each element the list of its nodes
      for (Item mi : items) {
        ItemWithNodes e = mi.toItemWithNodes();
        Integer nb_node = e.nbNode();
        array_id.resize(nb_node);
        for (Integer z = 0; z < nb_node; ++z) {
          array_id[z] = nodes_index[e.node(z).localId()];
        }
        writeFileArray(ofile, array_id);
      }
    }
    else {
      // General case
 
      Integer nb_node = type_info.nbNode();
      array_id.resize(nb_node);
 
      // Save the elements.
 
      // Save the connectivity of the elements
      if (type_info.hasReindex()) {
        ConstArrayView<Integer> reindex = type_info.reindex();
        for (Item mi : items) {
          ItemWithNodes e = mi.toItemWithNodes();
          for (Integer j = 0; j < nb_node; ++j) {
            array_id[j] = nodes_index[e.node(reindex[j]).localId()];
          }
          writeFileArray(ofile, array_id);
        }
      }
      else { // no reindex
        for (Item mi : items) {
          ItemWithNodes e = mi.toItemWithNodes();
          for (Integer j = 0; j < nb_node; ++j) {
            array_id[j] = nodes_index[e.node(j).localId()];
          }
          writeFileArray(ofile, array_id);
        }
      }
    }
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
void DumpWEnsight7::
_saveVariableOnGroup(std::ostream& ofile, const GroupPartInfo& ensight_grp,
                     WriteBase& from_func)
{
  ItemGroup igrp = ensight_grp.group();
 
  writeFileString(ofile, "part");
  writeFileInt(ofile, ensight_grp.partId());
 
  // Elements of the same type (especially 'nfaced', 'haxa8', or 'nsided')
  // must be written in a single block (thus unified type label).
  // Furthermore, vector data must be interleaved.
  String last_type_name;
  ScopedPtrT<WriteBase> func;
  for (Integer i = 0; i < ensight_grp.nbType(); ++i) {
    const EnsightPart& type_info = ensight_grp.typeInfo(i);
    ConstArrayView<Item> items(type_info.items());
    Integer nb_sub_part = items.size();
    if (nb_sub_part == 0)
      continue;
    String type_name = type_info.name();
    if (type_name != last_type_name) {
      // Close the previous write
      if (func.get()) {
        func->end();
        func->putValue(ofile);
      }
      last_type_name = type_name;
      writeFileString(ofile, type_name);
      func = from_func.clone();
      func->begin();
    }
 
    // Save the variables.
    func->write(items);
  }
 
  // Final closure
  if (func.get()) {
    func->end();
    func->putValue(ofile);
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
writeFileInt(std::ostream& o, int value)
{
  if (m_is_binary) {
    o.write((const char*)&value, sizeof(int));
  }
  else {
    o.width(DumpWEnsight7::int_width);
    o << value;
    o << '\n';
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
Integer DumpWEnsight7::
writeIntSize() const
{
  if (m_is_binary)
    return sizeof(int);
  return DumpWEnsight7::int_width + 1;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
writeFileDouble(std::ostream& o, double value)
{
  if (m_is_binary) {
    float fvalue = (float)(value);
    o.write((const char*)&fvalue, sizeof(float));
  }
  else {
    o.width(12);
    o.precision(5);
    o.flags(std::ios::scientific);
    o << value;
    o << '\n';
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
Integer DumpWEnsight7::
writeDoubleSize() const
{
  Integer float_size = (Integer)(sizeof(float));
  return (m_is_binary) ? float_size : (12 + 1);
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
writeFileArray(std::ostream& o, IntegerConstArrayView value)
{
  if (m_is_binary) {
    o.write((const char*)value.data(), sizeof(Integer) * value.size());
  }
  else {
    for (Integer i = 0, s = value.size(); i < s; ++i) {
      o.width(DumpWEnsight7::int_width);
      o << value[i];
    }
    o << '\n';
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
writeFileString(std::ostream& o, const String& str)
{
  if (m_is_binary) {
    char buf[g_line_length];
    for (int i = 0; i < g_line_length; ++i)
      buf[i] = '\0';
    CStringUtils::copyn(buf, str.localstr(), g_line_length);
    buf[g_line_length - 1] = '\0';
    o.write(buf, g_line_length);
  }
  else {
    o << str << '\n';
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
_writeFileHeader(std::ostream& o, bool write_c_binary)
{
  if (m_is_master) {
    if (_isNewBlocFile() && m_is_binary && write_c_binary)
      writeFileString(o, "C Binary");
    if (m_fileset_size != 0) {
      std::ostringstream ostr;
      ostr << "BEGIN TIME STEP "
           << "# " << m_times.size();
      writeFileString(o, ostr.str().c_str());
    }
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
class DumpWEnsight7OutFile
{
 public:
 
  DumpWEnsight7OutFile(DumpWEnsight7& dw, const String& filename, int outtype)
  : m_dw(dw)
  , m_filename(filename)
  , m_is_master(dw.isMasterProcessor())
  , m_is_parallel_output(dw.isParallelOutput())
  , m_stream(0)
  , m_filestream(0)
  {
    if (m_is_master) {
      m_filestream = new std::ofstream(filename.localstr(), (std::ios_base::openmode)outtype);
      m_stream = &m_strstream;
      if (!(*m_filestream))
        m_dw.warning() << "Unable to open file " << filename;
    }
    else {
      // TODO attention to memory leaks.
      m_stream = &m_strstream;
    }
    ARCANE_CHECK_PTR(m_stream);
  }
  ~DumpWEnsight7OutFile()
  {
    delete m_filestream;
  }
 
 public:
 
  void syncFile()
  {
    IParallelMng* parallel_mng = m_dw.parallelMng();
    if (m_is_master) {
      ARCANE_CHECK_PTR(m_filestream);
      ARCANE_CHECK_PTR(m_strstream);
      //Integer pos = m_strstream->tellp();
      (*m_filestream) << m_strstream.str();
    }
    if (m_is_parallel_output) {
      if (m_is_master) {
        ARCANE_CHECK_PTR(m_filestream);
 
        // The master iterates through all processors and requests from each
        // the size of each save, and if it is not zero,
        // receives the message.
        Integer nb_proc = parallel_mng->commSize();
        UniqueArray<int> len_array(1);
        UniqueArray<Byte> str_array;
        for (Integer i = 1; i < nb_proc; ++i) {
          m_dw.debug(Trace::High) << "Waiting for length of processor " << i;
          parallel_mng->recv(len_array, i);
          Integer len = len_array[0];
          m_dw.debug(Trace::High) << "Length of processor " << i << " : " << len;
          if (len != 0) {
            str_array.resize(len);
            m_dw.debug(Trace::High) << "Waiting for receving geom of processor " << i;
            parallel_mng->recv(str_array, i);
            m_dw.debug(Trace::High) << "Receving geom of processor " << i;
            m_filestream->write((const char*)str_array.data(), str_array.size());
          }
        }
      }
      else {
        ARCANE_CHECK_PTR(m_strstream);
        // A slave sends to the master processor (currently processor 0)
        // the size of its data and then the data itself.
        // It is important to take the length of the string returned by m_strstream
        // and not just c_str() because the stream might contain information
        // in binary format, and we would stop at the first zero.
        UniqueArray<int> len_array(1);
        std::string str = m_strstream.str();
        Integer len = arcaneCheckArraySize(str.length());
        UniqueArray<Byte> bytes(len);
        {
          // Copy the string \a str into bytes
          Integer index = 0;
          for (ConstIterT<std::string> i(str); i(); ++i, ++index)
            bytes[index] = *i;
        }
        m_dw.debug(Trace::High) << "Not a master. " << m_filename << " size = " << len;
        //Integer len = m_strstream->tellp();
        //Integer len = str.length();
        len_array[0] = len;
        m_dw.debug(Trace::High) << "Sending length for processor 0";
        parallel_mng->send(len_array, 0);
        if (len != 0) {
          //UniqueArray<char> str_array(len);
          //std::string s = m_strstream->str();
          //platform::stdMemcpy(str_array.begin(),s.c_str(),s.length());
          m_dw.debug(Trace::High) << "Sending data for processor 0";
          parallel_mng->send(bytes, 0); //str.c_str())__array,0);
          //parallel_mng->send(str_array,0);
        }
      }
    }
    if (m_is_master)
      if (!m_dw.isOneFilePerTime())
        m_dw.writeFileString(*m_filestream, "END TIME STEP");
  }
 
 public:
 
  std::ostream& operator()() { return *m_stream; }
 
 private:
 
  DumpWEnsight7& m_dw;
  String m_filename;
  bool m_is_master;
  bool m_is_parallel_output;
  std::ostream* m_stream;
  std::ostringstream m_strstream;
  std::ofstream* m_filestream;
};
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
beginWrite()
{
  String buf = m_base_directory.file("ensight.case");
 
  IParallelMng* parallel_mng = m_parallel_mng;
  bool is_parallel = parallel_mng->isParallel();
  m_is_master = true;
  if (is_parallel && m_is_parallel_output)
    m_is_master = parallel_mng->commRank() == 0;
 
  // Determines and creates the directory where the outputs will be written
  // for this iteration.
  _buildPartDirectory();
 
  IMesh* mesh = m_mesh;
 
  // Retrieves the list of groups and assigns each a unique identifier
  // unique for Ensight (part). The identifier number starts at 2, number 1
  // is for the node list
  {
 
    ItemGroupList list_group;
    // If the list of groups to save is empty, save all groups.
    // Otherwise, save only the specified groups.
    Integer nb_group = m_save_groups.count();
    if (nb_group == 0)
      list_group.clone(mesh->groups());
    else
      list_group.clone(m_save_groups);
    // Looks at the list of partial variables, and adds their group to the list
    // of groups to save.
    for (VariableList::Enumerator ivar(m_save_variables); ++ivar;) {
      IVariable* var = *ivar;
      if (!var->isPartial())
        continue;
      ItemGroup var_group = var->itemGroup();
      if (!list_group.contains(var_group))
        list_group.add(var_group);
    }
    Integer partid = 1;
    if (m_is_parallel_output)
      partid += parallel_mng->commRank() * list_group.count();
 
    _computeGroupParts(list_group, partid);
 
    // Retrieves the total number of elements in the groups.
    Integer total_nb_element = 0;
    m_total_nb_group = 0;
    for (auto i : m_parts) {
      total_nb_element += i->totalNbElement();
      ++m_total_nb_group;
    }
 
    m_total_nb_element = total_nb_element;
    debug() << "Total nb element " << m_total_nb_element << " and group " << m_total_nb_group;
    debug() << "Add nodes        " << mesh->nbNode();
  }
 
  // Saves the geometry in Ensight7 gold format
  if (!(m_times.size() > 1 && m_force_first_geometry)) {
    String filename;
    _buildFileName("ensight.geo", filename);
 
    DumpWEnsight7OutFile dw_ofile(*this, filename, _fileOuttype());
 
    _writeFileHeader(dw_ofile(), true);
 
    if (m_is_master) {
      writeFileString(dw_ofile(), "Output ensight test");
      writeFileString(dw_ofile(), "File description");
      writeFileString(dw_ofile(), "node id assign");
      writeFileString(dw_ofile(), "element id assign");
    }
 
    IMesh* mesh = m_mesh;
    NodeGroup all_nodes = mesh->allNodes();
 
    // This array is used for each cell entity, face, or edge to
    // reference its nodes relative to the coordinate array
    // used by Ensight. The first element of this array has index 1
    UniqueArray<Integer> all_nodes_index(mesh->itemFamily(IK_Node)->maxLocalId());
    all_nodes_index.fill(0);
 
    UniqueArray<Real3> coords_backup;
    ConstArrayView<Real3> coords_array;
    if (mesh->parentMesh()) {
      SharedVariableNodeReal3 nodes_coords(mesh->sharedNodesCoordinates());
      coords_backup.resize(mesh->nodeFamily()->maxLocalId());
      ENUMERATE_NODE (i_item, all_nodes) {
        coords_backup[i_item.localId()] = nodes_coords[i_item];
      }
      coords_array = coords_backup.view();
    }
    else {
      VariableNodeReal3& nodes_coords(mesh->toPrimaryMesh()->nodesCoordinates());
      coords_array = ConstArrayView<Real3>(nodes_coords.asArray());
    }
 
    WriteReal3 wf(*this, coords_array);
    {
      wf.init();
      writeFileString(wf.stream(), "coordinates");
      writeFileInt(wf.stream(), all_nodes.size());
      wf.begin();
 
      // Stores the local indices for Ensight
      {
        Integer ensight_index = 1;
        ENUMERATE_ITEM (i_item, all_nodes) {
          const Item& item = *i_item;
          all_nodes_index[item.localId()] = ensight_index;
          ++ensight_index;
        }
      }
 
      // Displays the unique node numbers
#if 0
      {
        ENUMERATE_ITEM(i_item,all_nodes){
          const Item& item = *i_item;
          writeFileInt(wf.stream(),item.uniqueId()+1);
        }
      }
#endif
      // Displays the coordinates of each node
      ENUMERATE_ITEM (i_item, all_nodes) {
        const Item& item = *i_item;
        wf.write(item.localId());
      }
      wf.end();
    }
 
    for (const GroupPartInfo* part : m_parts)
      _saveGroup(dw_ofile(), *part, all_nodes_index, wf);
 
    dw_ofile.syncFile();
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
endWrite()
{
  // Saving unique identifiers
  if (m_save_uids) {
    VariableCellReal cell_uids(VariableBuildInfo(m_mesh, "CellUid", IVariable::PPrivate | IVariable::PTemporary));
    ENUMERATE_CELL (icell, m_mesh->allCells()) {
      cell_uids[icell] = (Real)(icell->uniqueId().asInt64());
    }
    IVariable* cell_uid_var = cell_uids.variable();
    m_save_variables.add(cell_uid_var);
    cell_uid_var->setUsed(true);
    cell_uid_var->notifyBeginWrite();
    write(cell_uid_var, cell_uid_var->data());
 
    // GG: NOTE: I am not sure this works well.
    //TODO: remove the use of two variables
    VariableNodeInteger node_uids(VariableBuildInfo(m_mesh, "NodeUid", IVariable::PPrivate | IVariable::PTemporary));
    UniqueArray<Real> node_uids2(m_mesh->nodeFamily()->allItems().size());
    ENUMERATE_NODE (inode, m_mesh->allNodes()) {
      node_uids[inode] = inode->uniqueId().asInt32();
      node_uids2[inode.index()] = (Real)inode->uniqueId().asInt64();
    }
 
    IVariable* node_uid_var = node_uids.variable();
    m_save_variables.add(node_uid_var);
    node_uid_var->setUsed(true);
    _writeRealValT<Real>(*node_uid_var, node_uids2); // work around bug for node variables
  }
 
  String buf = m_base_directory.file("ensight.case");
 
  // Only a master processor generates a 'case' file
  if (m_is_master) {
 
    m_case_file.open(buf.localstr());
 
    if (!m_case_file)
      warning() << "Unable to write to file: <" << buf << "> error: " << m_case_file.rdstate();
 
    debug() << "** Exporting data to " << m_base_directory.path();
    m_case_file << "FORMAT\ntype: ensight gold\n";
 
    m_case_file << "\nGEOMETRY\n";
    m_case_file << "model: 1";
    if (m_fileset_size != 0)
      m_case_file << " 1 ";
    if (m_force_first_geometry)
      _writeWildcardFilename(m_case_file, "ensight.geo", '0');
    else
      _writeWildcardFilename(m_case_file, "ensight.geo", '*');
    //m_case_file << " [change_coords_only]\n";
    m_case_file << "\n";
 
    m_case_file << "\nVARIABLE\n";
    m_case_file << m_case_file_variables.str();
 
    // Saving in time. For paraview, it must be placed after the variables
    m_case_file << "\nTIME\n";
    m_case_file << "time set:              1\n";
    m_case_file << "number of steps:       " << m_times.size() << '\n';
    m_case_file << "filename start number: 0\n";
    m_case_file << "filename increment:    1\n";
    m_case_file << "time values:\n";
    // Be careful not to exceed 79 characters per line
    // allowed by Ensight. To be sure, we only write one time step
    // per line. The times are saved with the maximum number of significant digits
    // because Ensight does not like two times being equal.
    std::streamsize old_precision = m_case_file.precision(FloatInfo<Real>::maxDigit());
    for (Integer i = 0, is = m_times.size(); i < is; ++i)
      m_case_file << m_times[i] << '\n';
    m_case_file << '\n';
    m_case_file.precision(old_precision);
 
    if (m_fileset_size != 0) {
      m_case_file << "FILE\n";
      m_case_file << "file set: 1\n";
      if (m_fileset_size != 0) {
        Integer nb_timeset = (m_times.size() / m_fileset_size);
        for (Integer i = 0; i < nb_timeset; ++i) {
          m_case_file << "filename index:  " << i << "\n";
          m_case_file << "number of steps: " << m_fileset_size << '\n';
        }
        if (nb_timeset > 0)
          m_case_file << "filename index: " << nb_timeset << "\n";
        m_case_file << "number of steps: " << m_times.size() - (nb_timeset * m_fileset_size) << '\n';
      }
      else {
        m_case_file << "number of steps: " << m_times.size() << '\n';
      }
      m_case_file << '\n';
    }
  }
  m_case_file.flush();
  m_case_file.close();
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

bool DumpWEnsight7::
_isValidVariable(IVariable& v) const
{
  if (!v.isUsed())
    return false;
  eItemKind ik = v.itemKind();
  if (ik != IK_Cell && ik != IK_Node && ik != IK_Face)
    return false;
  // If a variable list is specified, check that the variable is in
  // this list. If this list is empty, all are automatically saved.
  Integer nb_var = m_save_variables.count();
  if (nb_var != 0) {
    return m_save_variables.contains(&v);
  }
  return true;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
void DumpWEnsight7::
_buildFileName(const String& name, String& filename)
{
  StringBuilder fn_builder;
  if (m_fileset_size == 0) {
    Integer current_time = m_times.size() - 1;
    fn_builder = m_base_directory.path();
    fn_builder += "/";
    fn_builder += name;
    if (m_is_master) {
      Directory dir(fn_builder.toString());
      dir.createDirectory();
    }
    fn_builder += "/";
    fn_builder += name;
 
    {
      OStringStream ostr;
      ostr().fill('0'); // Fill character.
      ostr().width(m_max_prots_digit);
      ostr() << current_time;
      fn_builder += ostr.str();
    }
 
    //fn_builder += current_time;
 
    //info() << " BUILD FILE NAME name=" << name << " filename=" << fn_builder;
  }
  else {
    fn_builder = m_part_directory.path();
    fn_builder += "/";
    fn_builder += name;
  }
  filename = fn_builder;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
bool DumpWEnsight7::
_isSameKindOfGroup(const ItemGroup& group, eItemKind item_kind)
{
  eItemKind group_kind = group.itemKind();
  if (item_kind == IK_Unknown)
    return false;
  return group_kind == item_kind;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
void DumpWEnsight7::
_buildPartDirectory()
{
  Integer prot_index = 0;
  bool has_prot = false;
  if (m_fileset_size != 0) {
    Integer nb_time = m_times.size();
    if (nb_time != 0)
      prot_index = (nb_time - 1) / m_fileset_size;
    has_prot = true;
  }
 
  if (m_is_master)
    m_base_directory.createDirectory();
 
  if (has_prot) {
    OStringStream ostr;
    ostr() << "bloc";
    ostr().fill('0'); // Fill character.
    ostr().width(m_max_prots_digit);
    ostr() << prot_index;
    //ostr() << '\0';
    String buf = ostr.str();
    m_part_directory = Directory(m_base_directory, buf);
    if (m_is_master)
      m_part_directory.createDirectory();
  }
  else
    m_part_directory = m_base_directory;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void DumpWEnsight7::
_writeWildcardFilename(std::ostream& ofile, const String& filename, char joker)
{
  if (m_fileset_size == 0) {
    ofile << ' ' << filename << '/' << filename;
    for (Integer i = 0; i < m_max_prots_digit; ++i)
      ofile << joker;
  }
  else {
    ofile << " bloc";
    Integer nb_time = m_times.size();
    // If the number of times is less than the size of a fileset-set,
    // there is no need to put a '*'. We can directly
    // put zeros. This is also essential to prevent
    // paraview from crashing when it rereads this type of files.
    if (nb_time <= m_fileset_size)
      joker = '0';
    for (Integer i = 0; i < m_max_prots_digit; ++i)
      ofile << joker;
    ofile << "/" << filename;
  }
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
bool DumpWEnsight7::
_isNewBlocFile() const
{
  Integer nb_time = m_times.size();
 
  if (nb_time == 1)
    return true;
  if (m_fileset_size == 0)
    return true;
 
  Integer modulo = (nb_time - 1) % m_fileset_size;
 
  if (modulo == 0)
    return true;
  return false;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
int DumpWEnsight7::
_fileOuttype() const
{
  return ((isBinary()) ? std::ios::binary : 0) | ((_isNewBlocFile()) ? std::ios::trunc : std::ios::app);
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

template <typename T>
void DumpWEnsight7::
_writeRealValT(IVariable& v, ConstArrayView<T> ptr)
{
  debug() << "Saving variable1 " << v.name() << " ptr=" << ptr.data() << " ps=" << ptr.size();
 
  if (!_isValidVariable(v))
    return;
 
  String filename;
  _buildFileName(v.name(), filename);
 
  debug() << "Saving variable " << v.name() << " in " << filename;
 
  DumpWEnsight7OutFile dw_ofile(*this, filename, _fileOuttype());
 
  _writeFileHeader(dw_ofile(), false);
 
  if (m_is_master)
    writeFileString(dw_ofile(), v.name());
  String var_type_str;
 
  if (m_is_master) {
    switch (v.itemKind()) {
    case IK_Cell:
    case IK_Face:
      var_type_str = "scalar per element: ";
      break;
    case IK_Node:
      var_type_str = "scalar per node:    ";
      break;
    default:
      break;
    }
 
    m_case_file_variables << var_type_str;
    m_case_file_variables << "   1   ";
    if (m_fileset_size != 0)
      m_case_file_variables << " 1 ";
    m_case_file_variables << v.name();
    _writeWildcardFilename(m_case_file_variables, v.name());
    m_case_file_variables << '\n';
  }
 
  switch (v.itemKind()) {
  case IK_Cell:
  case IK_Face:
  case IK_Edge: {
    GroupIndexTable* idx = nullptr;
 
    if (v.isPartial()) {
      idx = v.itemGroup().localIdToIndex().get();
    }
 
    WriteDouble<T> wf(*this, ptr, idx);
    for (const GroupPartInfo* part : m_parts) {
      bool need_save = false;
      if (v.isPartial())
        need_save = v.itemGroup() == part->group();
      else
        need_save = _isSameKindOfGroup(part->group(), v.itemKind());
      if (need_save)
        _saveVariableOnGroup(dw_ofile(), *part, wf);
    }
  } break;
  case IK_Node: {
    if (v.isPartial())
      throw NotImplementedException("DumpWEnsight7::writeVal()", "partial node variable");
    WriteDouble<T> wf(*this, ptr);
    wf.begin();
    for (Integer i = 0; i < ptr.size(); ++i)
      wf.write(i);
    wf.end();
    for (const GroupPartInfo* part : m_parts) {
      writeFileString(dw_ofile(), "part");
      writeFileInt(dw_ofile(), part->partId());
      writeFileString(dw_ofile(), "coordinates");
      wf.putValue(dw_ofile());
    }
  } break;
  default:
    break;
  }
 
  dw_ofile.syncFile();
 
  //if (m_is_transient && m_is_master)
  //writeFileString(dw_ofile(),"END TIME STEP");
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

template <typename T>
void DumpWEnsight7::
_writeRealValT(IVariable& v, ConstArray2View<T> ptr)
{
  if (!_isValidVariable(v))
    return;
 
  for (Integer idim2 = 0; idim2 < ptr.dim2Size(); ++idim2) {
    String vname = v.name() + String("_") + idim2;
    String filename;
    _buildFileName(vname, filename);
 
    debug() << "Saving variable " << v.name() << " component " << idim2 << " in " << filename;
 
    DumpWEnsight7OutFile dw_ofile(*this, filename, _fileOuttype());
 
    _writeFileHeader(dw_ofile(), false);
 
    if (m_is_master)
      writeFileString(dw_ofile(), vname);
    String var_type_str;
 
    if (m_is_master) {
      switch (v.itemKind()) {
      case IK_Cell:
      case IK_Face:
        var_type_str = "scalar per element: ";
        break;
      case IK_Node:
        var_type_str = "scalar per node:    ";
        break;
      default:
        break;
      }
 
      m_case_file_variables << var_type_str;
      m_case_file_variables << "   1   ";
      if (m_fileset_size != 0)
        m_case_file_variables << " 1 ";
      m_case_file_variables << vname;
      _writeWildcardFilename(m_case_file_variables, vname);
      m_case_file_variables << '\n';
    }
 
    switch (v.itemKind()) {
    case IK_Cell:
    case IK_Face:
    case IK_Edge: {
      GroupIndexTable* idx = nullptr;
 
      if (v.isPartial()) {
        idx = v.itemGroup().localIdToIndex().get();
      }
 
      WriteArrayDouble<T> wf(*this, ptr, idim2, idx);
      for (const GroupPartInfo* part : m_parts) {
        bool need_save = false;
        if (v.isPartial())
          need_save = v.itemGroup() == part->group();
        else
          need_save = _isSameKindOfGroup(part->group(), v.itemKind());
        if (need_save)
          _saveVariableOnGroup(dw_ofile(), *part, wf);
      }
    } break;
    case IK_Node: {
      if (v.isPartial())
        throw NotImplementedException("DumpWEnsight7::writeVal()", "partial node variable");
      WriteArrayDouble<T> wf(*this, ptr, idim2);
      wf.begin();
      for (Integer i = 0; i < ptr.dim1Size(); ++i)
        wf.write(i);
      wf.end();
      for (const GroupPartInfo* part : m_parts) {
        writeFileString(dw_ofile(), "part");
        writeFileInt(dw_ofile(), part->partId());
        writeFileString(dw_ofile(), "coordinates");
        wf.putValue(dw_ofile());
      }
    } break;
    default:
      break;
    }
 
    dw_ofile.syncFile();
  }
 
  //if (m_is_transient && m_is_master)
  //writeFileString(dw_ofile(),"END TIME STEP");
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

template <typename T>
void DumpWEnsight7::
_writeRealValT(IVariable& v, ConstMultiArray2View<T> ptr)
{
  ARCANE_UNUSED(ptr);
 
  if (!_isValidVariable(v))
    return;
 
  warning() << "Impossible to write array variable "
            << v.name() << " of non-constant size; variable saving skipped";
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

void DumpWEnsight7::
writeVal(IVariable& v, ConstArrayView<Real3> ptr)
{
  if (!_isValidVariable(v))
    return;
 
  String filename;
  _buildFileName(v.name(), filename);
 
  debug() << "Saving variable " << v.name() << " in " << filename;
 
  DumpWEnsight7OutFile dw_ofile(*this, filename, _fileOuttype());
 
  _writeFileHeader(dw_ofile(), false);
  if (m_is_master)
    writeFileString(dw_ofile(), v.name());
 
  if (m_is_master) {
    switch (v.itemKind()) {
    case IK_Cell:
    case IK_Face:
      m_case_file_variables << "vector per element: ";
      break;
    case IK_Node:
      m_case_file_variables << "vector per node:    ";
      break;
    default:
      break;
    }
 
    m_case_file_variables << "   1   ";
    if (m_fileset_size != 0)
      m_case_file_variables << " 1 ";
    m_case_file_variables << v.name();
 
    _writeWildcardFilename(m_case_file_variables, v.name());
    m_case_file_variables << '\n';
  }
 
  switch (v.itemKind()) {
  case IK_Cell:
  case IK_Face:
  case IK_Edge: {
    GroupIndexTable* idx = nullptr;
 
    if (v.isPartial()) {
      idx = v.itemGroup().localIdToIndex().get();
    }
 
    WriteReal3 wf(*this, ptr, idx);
    for (const GroupPartInfo* part : m_parts) {
      bool need_save = false;
      if (v.isPartial())
        need_save = v.itemGroup() == part->group();
      else
        need_save = _isSameKindOfGroup(part->group(), v.itemKind());
      if (need_save)
        _saveVariableOnGroup(dw_ofile(), *part, wf);
    }
  } break;
  case IK_Node: {
    if (v.isPartial())
      throw NotImplementedException("DumpWEnsight7::writeVal()", "partial node variable");
    WriteReal3 wf(*this, ptr);
    wf.begin();
    for (Integer i = 0; i < ptr.size(); ++i)
      wf.write(i);
    wf.end();
    for (const GroupPartInfo* part : m_parts) {
      writeFileString(dw_ofile(), "part");
      writeFileInt(dw_ofile(), part->partId());
      writeFileString(dw_ofile(), "coordinates");
      wf.putValue(dw_ofile());
    }
  } break;
  default:
    break;
  }
 
  dw_ofile.syncFile();
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

void DumpWEnsight7::
writeVal(IVariable& v, ConstArray2View<Real3> ptr)
{
  if (!_isValidVariable(v))
    return;
 
  for (Integer idim2 = 0; idim2 < ptr.dim2Size(); ++idim2) {
    String vname = v.name() + String("_") + idim2;
    String filename;
    _buildFileName(vname, filename);
 
    debug() << "Saving variable " << v.name() << " component " << idim2 << " in " << filename;
 
    DumpWEnsight7OutFile dw_ofile(*this, filename, _fileOuttype());
 
    _writeFileHeader(dw_ofile(), false);
    if (m_is_master)
      writeFileString(dw_ofile(), vname);
 
    if (m_is_master) {
      switch (v.itemKind()) {
      case IK_Cell:
      case IK_Face:
        m_case_file_variables << "vector per element: ";
        break;
      case IK_Node:
        m_case_file_variables << "vector per node:    ";
        break;
      default:
        break;
      }
 
      m_case_file_variables << "   1   ";
      if (m_fileset_size != 0)
        m_case_file_variables << " 1 ";
      m_case_file_variables << vname;
 
      _writeWildcardFilename(m_case_file_variables, vname);
      m_case_file_variables << '\n';
    }
 
    switch (v.itemKind()) {
    case IK_Cell:
    case IK_Face:
    case IK_Edge: {
      GroupIndexTable* idx = nullptr;
 
      if (v.isPartial()) {
        idx = v.itemGroup().localIdToIndex().get();
      }
 
      WriteArrayReal3 wf(*this, ptr, idim2, idx);
      for (const GroupPartInfo* part : m_parts) {
        bool need_save = false;
        if (v.isPartial())
          need_save = v.itemGroup() == part->group();
        else
          need_save = _isSameKindOfGroup(part->group(), v.itemKind());
        if (need_save)
          _saveVariableOnGroup(dw_ofile(), *part, wf);
      }
    } break;
    case IK_Node: {
      if (v.isPartial())
        throw NotImplementedException("DumpWEnsight7::writeVal()", "partial node variable");
      WriteArrayReal3 wf(*this, ptr, idim2);
      wf.begin();
      for (Integer i = 0; i < ptr.dim1Size(); ++i)
        wf.write(i);
      wf.end();
      for (const GroupPartInfo* part : m_parts) {
        writeFileString(dw_ofile(), "part");
        writeFileInt(dw_ofile(), part->partId());
        writeFileString(dw_ofile(), "coordinates");
        wf.putValue(dw_ofile());
      }
    } break;
    default:
      break;
    }
 
    dw_ofile.syncFile();
  }
 
  //if (m_is_transient && m_is_master)
  //writeFileString(dw_ofile(),"END TIME STEP");
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

void DumpWEnsight7::
writeVal(IVariable& v, ConstMultiArray2View<Real3> ptr)
{
  ARCANE_UNUSED(ptr);
 
  if (!_isValidVariable(v))
    return;
 
  warning() << "Impossible to write array variable " << v.name()
            << " of non-constant size; variable saving skipped";
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

class Ensight7PostProcessorService
: public PostProcessorWriterBase
{
 public:
 
  Ensight7PostProcessorService(const ServiceBuildInfo& sbi)
  : PostProcessorWriterBase(sbi)
  , m_mesh(sbi.mesh())
  , m_writer(nullptr)
  {
  }
 
  IDataWriter* dataWriter() override { return m_writer; }
  void notifyBeginWrite() override;
  void notifyEndWrite() override;
  void close() override {}
 
 private:
 
  IMesh* m_mesh;
  DumpW* m_writer;
};
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void Ensight7PostProcessorService::
notifyBeginWrite()
{
  bool is_binary = true;
  Integer fileset_size = 100;
  bool is_parallel = subDomain()->parallelMng()->isParallel();
  bool use_degenerated_hexa = true;
  bool force_first_geometry = false;
  bool save_uids = false;
  m_writer = createEnsight7(m_mesh, baseDirectoryName(), times(),
                            variables(), groups(), is_binary, is_parallel,
                            fileset_size, use_degenerated_hexa,
                            force_first_geometry, save_uids);
}
 
void Ensight7PostProcessorService::
notifyEndWrite()
{
  delete m_writer;
  m_writer = 0;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

class Ensight7PostProcessorServiceV2
: public ArcaneEnsight7PostProcessorObject
{
 public:
 
  typedef ArcaneEnsight7PostProcessorObject BaseType;
 
 public:
 
  explicit Ensight7PostProcessorServiceV2(const ServiceBuildInfo& sbi)
  : ArcaneEnsight7PostProcessorObject(sbi)
  , m_mesh(sbi.mesh())
  , m_writer(nullptr)
  {
  }
 
  IDataWriter* dataWriter() override { return m_writer; }
  void notifyBeginWrite() override;
  void notifyEndWrite() override;
  void close() override {}
 
  void setMesh(IMesh* mesh) override
  {
    // TODO: A supprimer car méthode obsolète et n'est pas utilisé.
    m_mesh = mesh;
  }
 
 private:
 
  IMesh* m_mesh = nullptr;
  DumpW* m_writer = nullptr;
};
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
void Ensight7PostProcessorServiceV2::
notifyBeginWrite()
{
  //  std::cout << " ############# IMesh = " << mesh() << " " << m_mesh << " ###########\n";
 
  bool is_binary = true;
  Integer fileset_size = 0;
  bool is_parallel = m_mesh->parallelMng()->isParallel();
  is_binary = options()->binaryFile();
  fileset_size = options()->filesetSize();
  bool use_degenerated_hexa = options()->useDegeneratedHexa();
  bool force_first_geometry = options()->forceFirstGeometry();
  bool save_uids = options()->saveUids();
  m_writer = createEnsight7(m_mesh, baseDirectoryName(), times(),
                            variables(), groups(), is_binary, is_parallel, fileset_size,
                            use_degenerated_hexa, force_first_geometry, save_uids);
}
 
void Ensight7PostProcessorServiceV2::
notifyEndWrite()
{
  delete m_writer;
  m_writer = nullptr;
}
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
ARCANE_REGISTER_SUB_DOMAIN_FACTORY(Ensight7PostProcessorService, IPostProcessorWriter,
                                   Ensight7PostProcessor);
 
ARCANE_REGISTER_SERVICE_ENSIGHT7POSTPROCESSOR(Ensight7PostProcessor, Ensight7PostProcessorServiceV2);
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/
 
} // namespace Arcane
 
/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/