TMap

        int             Setup( const char *mapPath );
        void    Cleanup( void );

        // Flag to indicate that this map has or has not been initialized
        BOOL    IsReady( void )         { return initialized; };

        // Provide access to the levels which make up this map
        TLevel* Level( int level )              { ShiAssert( level < nLevels );  return (&Levels[level]); };
        int             NumLevels( void )               { return nLevels; }
        int             LastNearTexLOD( void )  { return lastNearTexturedLOD; };
        int             LastFarTexLOD( void )   { return lastFarTexturedLOD; };

        // Return the world space dimensions of this map
        float   NorthEdge()     { ShiAssert(IsReady());  return Levels->BlocksHigh()*Levels->FTperBLOCK(); };
        float   EastEdge()      { ShiAssert(IsReady());  return Levels->BlocksWide()*Levels->FTperBLOCK(); };
        float   WestEdge()      { ShiAssert(IsReady());  return 0.0f; };
        float   SouthEdge()     { ShiAssert(IsReady());  return 0.0f; };

        // Return a course appoximation of terrain height (should be max, positive up)
        float   GetMEA( float FTnorth, float FTeast );

        // Probably should be protected, but things are easier (faster?) this way...
        Tcolor  ColorTable[ 256 ];
        Tcolor  DarkColorTable[ 256 ];
        Tcolor  GreenTable[ 256 ];
        Tcolor  DarkGreenTable[ 256 ];

  protected:
        BOOL    initialized;

        int             lastNearTexturedLOD;
        int             lastFarTexturedLOD;

        int             nLevels;
        TLevel *Levels;

        Int16   *MEAarray;              // Array of height values
        int             MEAwidth;               // Width of MEA array
        int             MEAheight;              // Height of MEA array
        float   FTtoMEAcell;    // Conversion factor for indexing into the array

  protected:
        void    LoadMEAtable( const char *mapPath );
        void    LoadColorTable( HANDLE inputFile );

        static void TimeUpdateCallback( void *self );
        void    UpdateLighting(void);