ExoIIInterface.hpp

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/**
 * MOAB, a Mesh-Oriented datABase, is a software component for creating,
 * storing and accessing finite element mesh data.
 *
 * Copyright 2004 Sandia Corporation.  Under the terms of Contract
 * DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government
 * retains certain rights in this software.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 */

#ifndef MOAB_EXOII_INTERFACE_HPP
#define MOAB_EXOII_INTERFACE_HPP

#include "moab/Types.hpp"
#include "moab/Compiler.hpp"

namespace moab
{

enum ExoIIElementType
{
    EXOII_SPHERE = 0,
    EXOII_SPRING,
    EXOII_BAR,
    EXOII_BAR2,
    EXOII_BAR3,
    EXOII_BEAM,
    EXOII_BEAM2,
    EXOII_BEAM3,
    EXOII_TRUSS,
    EXOII_TRUSS2,
    EXOII_TRUSS3,
    EXOII_TRI,
    EXOII_TRI3,
    EXO_SHELL3,
    EXOII_TRI6,
    EXOII_TRI7,
    EXOII_QUAD,
    EXOII_QUAD4,
    EXOII_QUAD5,
    EXOII_QUAD8,
    EXOII_QUAD9,
    EXOII_SHELL,
    EXOII_SHELL4,
    EXOII_SHELL5,
    EXOII_SHELL8,
    EXOII_SHELL9,
    EXOII_TETRA,
    EXOII_TETRA4,
    EXOII_TET4,
    EXOII_TETRA8,
    EXOII_TETRA10,
    EXOII_TETRA14,
    EXOII_PYRAMID,
    EXOII_PYRAMID5,
    EXOII_PYRAMID10,
    EXOII_PYRAMID13,
    EXOII_PYRAMID18,
    EXOII_WEDGE,
    EXOII_KNIFE,
    EXOII_HEX,
    EXOII_HEX8,
    EXOII_HEX9,
    EXOII_HEX20,
    EXOII_HEX27,
    EXOII_HEXSHELL,
    EXOII_POLYGON,
    EXOII_POLYHEDRON,
    EXOII_MAX_ELEM_TYPE
};

class ExoIIInterface
{
  public:
    enum
    {
        MAX_STR_LENGTH  = 33,
        MAX_LINE_LENGTH = 80
    };

    ExoIIInterface() {}
    virtual ~ExoIIInterface() {}

    //! given the element name, return the type
    virtual ExoIIElementType element_name_to_type( const char* name ) = 0;

    //! get the element type of the entity; this entity can either be a meshset,
    //! in which case it will be assumed to be a material set meshset, or an
    //! individual entity.
    virtual ExoIIElementType get_element_type( EntityHandle entity,
                                               Tag mid_nodes_tag,
                                               Tag geom_dimension_tag,
                                               EntityType indiv_entity_type = MBMAXTYPE ) = 0;

    virtual int has_mid_nodes( ExoIIElementType elem_type, int dimension ) = 0;
    virtual void has_mid_nodes( ExoIIElementType elem_type, int* array )   = 0;

    virtual const char* element_type_name( ExoIIElementType type ) = 0;

    //! return the geometric dimension of the specified element type
    virtual int geometric_dimension( const ExoIIElementType elem_type ) = 0;
};

}  // namespace moab

#endif