+++ /dev/null
-// Project MULTIPR, IOLS WP1.2.1 - EDF/CS
-// Partitioning/decimation module for the SALOME v3.2 platform
-
-/**
- * \file MULTIPR_Mesh.hxx
- *
- * \brief Class Mesh used by the MULTIPR API; used to wrap MED file meshes.
- *
- * \author Olivier LE ROUX - CS, Virtual Reality Dpt
- *
- * \date 01/2007
- */
-
-#ifndef MULTIPR_MESH_HXX
-#define MULTIPR_MESH_HXX
-
-//*****************************************************************************
-// Includes section
-//*****************************************************************************
-
-extern "C"
-{
- #include "med.h"
-}
-
-#include <iostream>
-#include <fstream>
-#include <set>
-#include <map>
-#include <vector>
-#include <string>
-
-
-namespace multipr
-{
-
-//*****************************************************************************
-// Pre-declaration
-//*****************************************************************************
-
-class GaussLoc;
-class Profil;
-class Nodes;
-class Elements;
-class Family;
-class Field;
-class Group;
-class MeshDis;
-class PointOfField;
-
-
-//*****************************************************************************
-// Class Mesh
-//*****************************************************************************
-
-/**
- * Assumes:
- * - 3D mesh in a 3D space
- * - Unstructured mesh (not a grid)
- * - Nodal connectivity
- * - Cartesian coordinates system
- * Always use FULL_INTERLACE arrays
- */
-class Mesh
-{
-public:
-
- /**
- * Builds an empty Mesh (default constructor).
- */
- Mesh();
-
- /**
- * Destructor. Removes everything.
- */
- ~Mesh();
-
- /**
- * Resets this object in its state by default (empty). Cleans memory.
- */
- void reset();
-
- //---------------------------------------------------------------------
- // Basic accessors/mutators
- //---------------------------------------------------------------------
-
- /**
- * Returns the name of this Mesh.
- * \return the name of this Mesh.
- */
- const char* getName() const { return mMeshName; }
-
- /**
- * Returns the name of all the scalar fields.
- * \return the name of all the scalar fields.
- */
- std::vector<std::string> getNameScalarFields() const;
-
- /**
- * Returns the number of iteration for a given field.
- * \return the number of iteration for a given field.
- */
- int getTimeStamps(const char* pFieldName) const;
-
- /**
- * Returns a Field from its name; NULL if it does not exist.
- * \param pFieldName name of the field to be retrieved.
- * \return the Field pFieldName of it exists, NULL otherwise.
- * \throw NullArgumentException if pFieldName is NULL.
- */
- Field* getFieldByName(const char* pFieldName) const;
-
- /**
- * Returns a GaussLoc from its name; NULL if it does not exist.
- * \param pGaussLocName name of the GaussLoc to be retrieved.
- * \return the GaussLoc pGaussLocName if it exists, NULL otherwise.
- * \throw NullArgumentException if pGaussLocName is NULL.
- */
- GaussLoc* getGaussLocByName(const char* pGaussLocName) const;
-
- /**
- * Returns the number of elements.
- * \return the number of elements.
- */
- int getNumberOfElements() const;
-
- //---------------------------------------------------------------------
- // Algorithms
- //---------------------------------------------------------------------
-
- /**
- * Creates a Mesh from a subset of its elements (cells).
- * \param pSetOfElements subset of elements to keep.
- * \param pNewMeshName name of the new Mesh.
- * \return a new Mesh which is a restriction of this Mesh to the given set of elements.
- * \throw NullArgumentException if pNewMeshName is NULL.
- */
- Mesh* createFromSetOfElements(const std::set<med_int>& pSetOfElements, const char* pNewMeshName);
-
- /**
- * Creates a Mesh from one of its group.
- * \param pGroup any group of this Mesh.
- * \param pNewMeshName name of the new Mesh.
- * \return a new Mesh which is a restriction of this Mesh to pGroup.
- * \throw NullArgumentException if pGroup or pNewMeshName is NULL.
- */
- Mesh* createFromGroup(const Group* pGroup, const char* pNewMeshName);
-
- /**
- * Creates a distributed mesh (MeshDis) by creating a new mesh for each group of elements in this Mesh.
- * \return a distributed mesh from groups of this Mesh.
- */
- MeshDis* splitGroupsOfElements();
-
- /**
- * Creates a new mesh by decimating this one.
- * \param pFilterName name of the filter to be used for decimation (e.g. Filtre_GradientMoyen); should not be NULL.
- * \param pArgv all the arguments for filtering as a single string.
- * \param pNameNewMesh name of the new mesh.
- * \return the decimated mesh.
- * \throw NullArgumentException if one of the arguments is NULL.
- * \throw RuntimeException if any error occurs while decimating data.
- */
- Mesh* decimate(
- const char* pFilterName,
- const char* pArgv,
- const char* pNameNewMesh);
-
- /**
- * Gets all the points in a field. Each point has coordinates and a value.
- * \param pField any field of this Mesh.
- * \param pTimeStepIt time step iteration.
- * \param pPoints (out) list of points.
- * \throw NullArgumentException if pField is NULL.
- * \throw IllegalArgumentException if pTimeStepIt is invalid.
- */
- void getAllPointsOfField(Field* pField, int pTimeStepIt, std::vector<PointOfField>& pPoints);
-
- /**
- * Returns a default value for neighborhood radius.
- * Return value is such that, for any point in the field, average number of neighbours is pN.
- * \param pN average number of neighbours.
- * \return a default value for neighborhood radius; 1.0 if some error occurs.
- */
- float evalDefaultRadius(int pN) const;
-
- //---------------------------------------------------------------------
- // I/O
- //---------------------------------------------------------------------
-
- /**
- * Reads a Mesh from a sequential MED file. Resets the object before.
- * \param pMEDfilename
- * \param pMeshName
- * \throw IOException if any i/o error occurs.
- */
- void readSequentialMED(const char* pMEDfilename, const char* pMeshName);
-
- /**
- * Writes this Mesh and all related things into a MED file.
- * \param pMEDfilename
- * \throw IOException if any i/o error occurs.
- */
- void writeMED(const char* pMEDfilename);
-
- /**
- * Sets the flag which control the stream operator <<.
- * \param pFlag new flag value.
- */
- void setPrintAll(bool pFlag) { mFlagPrintAll = pFlag; }
-
- /**
- * Dumps any Mesh to the given output stream.
- * \param pOs any output stream.
- * \param pM any Mesh.
- * \return the output stream pOs.
- */
- friend std::ostream& operator<<(std::ostream& pOs, Mesh& pM);
-
-private:
-
- /**
- * Reads all Gauss localizations in the current MED file.
- * \throw IOException if an i/o error occurs.
- */
- void readGaussLoc();
-
- /**
- * Reads families in the currentMED file and build groups.
- * \throw IOException if an i/o error occurs.
- */
- void readFamilies();
-
- /**
- * Finalizes the constructions of families and groups.
- * Fill structures with elements.
- */
- void finalizeFamiliesAndGroups();
-
- /**
- * Reads fields related to this mesh in the current MED file.
- * \throw IOException if an i/o error occurs.
- */
- void readFields();
-
-private:
-
- /**
- * Name of the associated MED file.
- */
- char mMEDfilename[256];
-
- /**
- * MED file handle.
- */
- med_idt mMEDfile;
-
- /**
- * Name of this mesh.
- */
- char mMeshName[MED_TAILLE_NOM + 1];
-
- /**
- * Universal name of this mesh.
- */
- char mMeshUName[MED_TAILLE_DESC + 1];
-
- /**
- * Description.
- */
- char mMeshDesc[MED_TAILLE_DESC + 1];
-
- /**
- * Dimension.
- */
- med_int mMeshDim;
-
- /**
- * Type of mesh (MED_NON_STRUCTURE or MED_STRUCTURE (=grid))
- */
- med_maillage mMeshType;
-
- /**
- * Axis aligned bounding box of this mesh.
- */
- med_float mMeshBBoxMin[3];
- med_float mMeshBBoxMax[3];
-
- /**
- * All the nodes used by this mesh.
- */
- Nodes* mNodes;
-
- /**
- * All the TETRA10 elements used by this mesh.
- */
- Elements* mElements;
-
- /**
- * Table of families used by this mesh.
- */
- std::vector<Family*> mFamilies;
-
- /**
- * Map to retrieve a Family from its name.
- */
- std::map<med_int, Family*> mFamIdToFam;
-
- /**
- * Table of groups used by this mesh.
- */
- std::vector<Group*> mGroups;
-
- /**
- * Map to retrieve a Group from its name.
- */
- std::map<std::string, Group*> mGroupNameToGroup;
-
- /**
- * Table of GaussLoc.
- */
- std::vector<GaussLoc*> mGaussLoc;
-
- /**
- * Map to retrieve a Gauss info from its name.
- */
- std::map<std::string, GaussLoc*> mGaussLocNameToGaussLoc;
-
- /**
- * Table of fields related to this mesh.
- * Number of fiels = mFields.size().
- */
- std::vector<Field*> mFields;
-
- /**
- * Table of profils.
- */
- std::vector<Profil*> mProfils;
-
- /**
- * Flag to control the behaviour of the stream operator <<.
- */
- bool mFlagPrintAll;
-
-private:
-
- // do not allow copy constructor
- Mesh(const Mesh&);
-
- // do not allow copy
- Mesh& operator=(const Mesh&);
-
- // do not allow operator ==
- bool operator==(const Mesh&);
-
-}; // class Mesh
-
-
-} // namespace MULTIPR
-
-
-#endif // MULTIPR_MESH_HXX
-
-// EOF
