MBiMesh.hpp

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#ifndef MBIMESH_HPP
#define MBIMESH_HPP

#include "moab/Core.hpp"
#include 
#include 
#include 

using namespace moab;

/* map from MOAB's ErrorCode to tstt's */
extern "C" const iBase_ErrorType iBase_ERROR_MAP[MB_FAILURE + 1];

class MBiMesh
{
  private:
    bool haveDeletedEntities;
    bool iCreatedInterface;
    std::vector< Tag > setHandleTags, entHandleTags;

  public:
    MBiMesh( moab::Interface* mbImpl = NULL );

    virtual ~MBiMesh();
    bool have_deleted_ents( bool reset )
    {
        bool result = haveDeletedEntities;
        if( reset ) haveDeletedEntities = false;
        return result;
    }

    virtual ErrorCode delete_mesh();
    virtual ErrorCode delete_entities( const EntityHandle*, const int );
    virtual ErrorCode delete_entities( const Range& );
    iBase_AdjacencyCost AdjTable[16];
    moab::Interface* mbImpl;
    int lastErrorType;
    char lastErrorDescription[120];

    inline void note_set_handle_tag( Tag );
    inline void note_ent_handle_tag( Tag );
    inline void note_tag_destroyed( Tag );
    inline bool is_set_handle_tag( Tag ) const;
    inline bool is_ent_handle_tag( Tag ) const;

    inline int set_last_error( int, const char* );
    inline int set_last_error( ErrorCode, const char* );
};

static inline MBiMesh* mbimeshi_instance( iMesh_Instance instance )
{
    return reinterpret_cast< MBiMesh* >( instance );
}
#define MBIMESHI mbimeshi_instance( instance )
#define MOABI    MBIMESHI->mbImpl

inline MBiMesh::MBiMesh( Interface* impl )
    : haveDeletedEntities( false ), iCreatedInterface( false ), mbImpl( impl ), lastErrorType( iBase_SUCCESS )
{
    lastErrorDescription[0] = '\0';

    iBase_AdjacencyCost tmp_table[] = { iBase_ALL_ORDER_1,     iBase_SOME_ORDER_1,    iBase_SOME_ORDER_1,
                                        iBase_ALL_ORDER_1,     iBase_ALL_ORDER_1,     iBase_UNAVAILABLE,
                                        iBase_SOME_ORDER_LOGN, iBase_SOME_ORDER_LOGN, iBase_ALL_ORDER_1,
                                        iBase_SOME_ORDER_LOGN, iBase_UNAVAILABLE,     iBase_SOME_ORDER_LOGN,
                                        iBase_ALL_ORDER_1,     iBase_SOME_ORDER_LOGN, iBase_SOME_ORDER_LOGN,
                                        iBase_ALL_ORDER_1 };
    memcpy( AdjTable, tmp_table, 16 * sizeof( iBase_AdjacencyCost ) );

    if( !mbImpl )
    {
        mbImpl            = new Core();
        iCreatedInterface = true;
    }
}

inline MBiMesh::~MBiMesh()
{
    if( iCreatedInterface ) delete mbImpl;
}

inline ErrorCode MBiMesh::delete_mesh()
{
    haveDeletedEntities = true;
    return mbImpl->delete_mesh();
}

inline ErrorCode MBiMesh::delete_entities( const EntityHandle* a, const int n )
{
    if( n > 0 ) haveDeletedEntities = true;
    return mbImpl->delete_entities( a, n );
}

inline ErrorCode MBiMesh::delete_entities( const Range& r )
{
    if( !r.empty() ) haveDeletedEntities = true;
    return mbImpl->delete_entities( r );
}

void MBiMesh::note_set_handle_tag( Tag t )
{
    std::vector< Tag >::iterator i;
    i = std::lower_bound( entHandleTags.begin(), entHandleTags.end(), t );
    if( i != entHandleTags.end() && *i == t ) entHandleTags.erase( i );
    i = std::lower_bound( setHandleTags.begin(), setHandleTags.end(), t );
    if( i == setHandleTags.end() || *i != t ) setHandleTags.insert( i, t );
}

void MBiMesh::note_ent_handle_tag( Tag t )
{
    std::vector< Tag >::iterator i;
    i = std::lower_bound( setHandleTags.begin(), setHandleTags.end(), t );
    if( i != setHandleTags.end() && *i == t ) setHandleTags.erase( i );
    i = std::lower_bound( entHandleTags.begin(), entHandleTags.end(), t );
    if( i == entHandleTags.end() || *i != t ) entHandleTags.insert( i, t );
}

void MBiMesh::note_tag_destroyed( Tag t )
{
    std::vector< Tag >::iterator i;
    i = std::lower_bound( setHandleTags.begin(), setHandleTags.end(), t );
    if( i != setHandleTags.end() && *i == t ) setHandleTags.erase( i );
    i = std::lower_bound( entHandleTags.begin(), entHandleTags.end(), t );
    if( i != entHandleTags.end() && *i == t ) entHandleTags.erase( i );
}

bool MBiMesh::is_set_handle_tag( Tag t ) const
{
    return std::binary_search( setHandleTags.begin(), setHandleTags.end(), t );
}

bool MBiMesh::is_ent_handle_tag( Tag t ) const
{
    return std::binary_search( entHandleTags.begin(), entHandleTags.end(), t );
}

int MBiMesh::set_last_error( int code, const char* msg )
{
    std::strncpy( lastErrorDescription, msg, sizeof( lastErrorDescription ) );
    lastErrorDescription[sizeof( lastErrorDescription ) - 1] = '\0';
    return ( lastErrorType = static_cast< iBase_ErrorType >( code ) );
}

int MBiMesh::set_last_error( ErrorCode code, const char* msg )
{
    std::string message( msg );
    message += "  (MOAB Error Code: ";
    message += mbImpl->get_error_string( code );
    message += ")";
    return set_last_error( iBase_ERROR_MAP[code], message.c_str() );
}

#endif