amroc/hds/GridTable.h

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// -*- C++ -*-

#ifndef _included_GridTable_h
#define _included_GridTable_h

#include "DAGHParams.h"

#include "GridBox.h"
#include "GridBoxList.h"

#include "PackedGridDataBucket.h"

#include "CommServer.h"

#include <list>

#include <iosfwd>
#include <cstdlib>

#define GridTableNULL ((GridTable *) 0)

class GridTable
  {
   friend std::ostream& operator<<(std::ostream&, const GridTable&);
   
public:
   const short gfid;

private:
   short numtsteps;
   short numlevels;
   std::list<GridDataBucketVoid*>* _data;
   std::list<GridDataBucketVoid*>* _ghosts;

   static std::list<GridDataBucketVoid*>* _nulldata;

private:
   /* To prevent user from copying/assigning this class */
   GridTable(const GridTable&);
   void operator = (const GridTable&);

public:
   inline GridTable(const int gf, 
                    const int levs,
                    const int ntsteps)
        : gfid(gf), numtsteps(ntsteps), numlevels(levs), 
          _data(0), _ghosts(0)
  { _data = new std::list<GridDataBucketVoid*>[numtsteps];
    _ghosts = new std::list<GridDataBucketVoid*>[numtsteps*numlevels]; }

   inline ~GridTable() 
     { if (_data) delete [] _data; if (_ghosts) delete [] _ghosts; }

   inline std::list<GridDataBucketVoid*>& data(const int t)
     { return (_data[t]); }
 
   inline std::list<GridDataBucketVoid*>& ghosts(const int t, const int l)
     { return (_ghosts[t*numlevels+l]); }

  void resettable();

   /* Communications methods */
   int send(const unsigned tag, GridDataBucketVoid* gdbkt, 
            const int dest);
  };

std::ostream& operator<<(std::ostream&, const GridTable&);

#endif

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