1 // Copyright (C) 2010-2022 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
19 // Author : Anthony Geay
21 #ifndef __vtkMEDReader_h_
22 #define __vtkMEDReader_h_
26 #include "vtkMultiBlockDataSetAlgorithm.h"
27 #include "vtkInformationGaussDoubleVectorKey.h"
30 class vtkDataArraySelection;
32 class vtkMutableDirectedGraph;
33 class vtkInformationDataObjectMetaDataKey;
34 class vtkInformationDoubleVectorKey;
35 class ExportedTinyInfo;
37 class VTK_EXPORT vtkMEDReader : public vtkMultiBlockDataSetAlgorithm
40 vtkMEDReader(const vtkMEDReader&); // Not implemented.
41 void operator=(const vtkMEDReader&); // Not implemented.
43 static vtkMEDReader *New();
44 vtkTypeMacro(vtkMEDReader, vtkMultiBlockDataSetAlgorithm)
45 void PrintSelf(ostream& os, vtkIndent indent);
46 virtual void SetFileName(const char*);
47 virtual char *GetFileName();
48 virtual const char *GetFileExtensions() { return ".med .rmed"; }
49 virtual const char *GetDescriptiveName() { return "MED file (Data Exchange Model)"; }
51 virtual void SetFieldsStatus(const char *name, int status);
52 virtual int GetNumberOfFieldsTreeArrays();
53 virtual const char *GetFieldsTreeArrayName(int index);
54 virtual int GetFieldsTreeArrayStatus(const char *name);
56 virtual int GetTimesFlagsArrayStatus(const char *name);
57 virtual void SetTimesFlagsStatus(const char *name, int status);
58 virtual int GetNumberOfTimesFlagsArrays();
59 virtual const char *GetTimesFlagsArrayName(int index);
60 //! Build the graph used to pass information to the client on the supports
61 virtual std::string BuildSIL(vtkMutableDirectedGraph*);
64 // Reload will delete the internal reader and recreate it with default properties
65 // As well as reset public properties to their default values, except for the FileName
66 virtual void Reload();
69 // ReloadInternals will delete the internal reader and recreate it
70 virtual void ReloadInternals();
72 virtual void GenerateVectors(int);
73 virtual void ChangeMode(int);
74 virtual void GhostCellGeneratorCallForPara(int);
75 static const char *GetSeparator();
78 // Static information key used to transfer the meta data graph along the pipeline
79 static vtkInformationDataObjectMetaDataKey* META_DATA();
80 static vtkInformationGaussDoubleVectorKey* GAUSS_DATA();
83 // Control if MPI should be used for distribution when using a distributed server
84 // Only has an effect if MEDREADER_USE_MPI is defined.
85 vtkSetMacro(DistributeWithMPI, bool);
86 vtkGetMacro(DistributeWithMPI, bool);
90 virtual ~vtkMEDReader();
91 virtual int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
92 virtual int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
94 void UpdateSIL(vtkInformation * request, vtkInformation * info);
95 virtual double PublishTimeStepsIfNeeded(vtkInformation*, bool& isUpdated);
96 virtual void FillMultiBlockDataSetInstance(vtkMultiBlockDataSet *output, double reqTS, ExportedTinyInfo *internalInfo=0);
97 vtkDataSet *RetrieveDataSetAtTime(double reqTS, ExportedTinyInfo *internalInfo);
102 class vtkMEDReaderInternal;
103 vtkMEDReaderInternal* Internal;
105 vtkNew<vtkDataArraySelection> FieldSelection;
106 vtkNew<vtkDataArraySelection> TimeFlagSelection;
107 std::string FileName;
108 //when false -> std, true -> mode. By default std (false).
109 bool IsStdOrMode = false;
110 //when false -> do nothing. When true cut off or extend to nbOfCompo=3 vector arrays.
111 bool GenerateVect = false;
113 bool DistributeWithMPI = true;
116 #endif //__vtkMEDReader_h_