MeshPointIdToGlobalIdMap.hpp

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#ifndef MESHPOINTIDTOGLOBALIDMAP_HPP_
#define MESHPOINTIDTOGLOBALIDMAP_HPP_

#include <map>
#include <utility>

namespace Rocstar { namespace Rocin { namespace Utilities {



        class MeshPointIdToGlobalIdMap
        {
                private:
                        std::map< std::pair< int, int >, int > local2global;

                public:

                        MeshPointIdToGlobalIdMap( ) { }

                        ~MeshPointIdToGlobalIdMap( ){ this ->local2global.clear( ); }

                        inline bool exists( const int meshPaneId, const int meshPointId )
                        {
                                std::pair< int, int > keyPair = std::make_pair( meshPaneId, meshPointId );
                                if( this ->local2global.find( keyPair ) != this ->local2global.end( ) )
                                        return true;
                                else
                                        return false;
                        }

                        inline int getGlobalId( const int meshPaneId, const int meshPointId )
                        {
                                std::pair< int, int > keyPair = std::make_pair( meshPaneId, meshPointId );
                                if( this ->local2global.find( keyPair ) != this ->local2global.end( ) )
                                        return( this ->local2global[ keyPair ] );
                                else
                                        return(-1);
                        }

                        inline void insert( const int meshPaneId, const int meshPointId, const int globalId )
                        {

//                              std::cout << "Mesh Pane Id: " << meshPaneId << " ";
//                              std::cout << "Mesh Point Id: " << meshPointId << " ";
//                              std::cout << std::endl;
//                              std::cout.flush( );

                                #ifdef ASSERT_ON
                                        assert( globalId >= 0 );
                                        assert( meshPointId >= 0);
                                        assert( !this ->exists( meshPaneId, meshPointId ) );
                                #endif

                                std::pair< int, int > keyPair  = std::make_pair( meshPaneId, meshPointId );
                                this ->local2global[ keyPair ] = globalId;

                                #ifdef ASSERT_ON
                                        assert( this ->exists( meshPaneId, meshPointId ) );
                                #endif

                        }

                        inline int size( ) const { return this ->local2global.size( ); }


        };

} } }

#endif /* MESHPOINTIDTOGLOBALIDMAP_HPP_ */