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-/***************************************************************************
- dggf.hh - Dimension Generic Grid Function
- grid function without type information
- -------------------
- begin : Sun Jun 11 2000
- copyright : (C) 2000 by Erik Schnetter
- email : schnetter@astro.psu.edu
-
- $Header: /home/eschnett/C/carpet/Carpet/Carpet/CarpetLib/src/Attic/dggf.hh,v 1.5 2002/09/25 15:49:15 schnetter Exp $
-
- ***************************************************************************/
-
-/***************************************************************************
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- ***************************************************************************/
-
-#ifndef DGGF_HH
-#define DGGF_HH
-
-#include <assert.h>
-
-#include <iostream>
-#include <string>
-
-#include "cctk.h"
-
-#include "defs.hh"
-#include "dgdata.hh"
-#include "th.hh"
-
-using namespace std;
-
-
-
-// Forward declaration
-class dimgeneric_gf;
-
-// Output
-ostream& operator<< (ostream& os, const dimgeneric_gf& f);
-
-
-
-// A generic grid function without type information
-class dimgeneric_gf {
-
-public: // should be readonly
-
- // Fields
- string name;
-
- th &t; // time hierarchy
- int tmin, tmax; // timelevels
- int prolongation_order_time; // order of temporal prolongation operator
-
-public:
-
- // Constructors
- dimgeneric_gf (const string name, th& t,
- const int tmin, const int tmax,
- const int prolongation_order_time);
-
- // Destructors
- virtual ~dimgeneric_gf ();
-
- // Comparison
- bool operator== (const dimgeneric_gf& f) const;
-
-
-
- // Modifiers
- virtual void recompose () = 0;
-
- // Cycle the time levels by rotating the data sets
- virtual void cycle (int rl, int c, int ml) = 0;
-
-
-
- // TODO:
-
- // are these necessary in dimgeneric_gf, or is it sufficient to have
- // them in generic_gf<D>?
-
- // do i really want all dims, or do i just want to disregard the z
- // dim in carpet?
-
- // i likely also have to make a dimgeneric_data class.
-
- // The grid boundaries have to be updated after calling mg_restrict,
- // mg_prolongate, ref_restrict, or ref_prolongate.
-
- // "Updating" means here that the boundaries have to be
- // synchronised. They don't need to be prolongated.
-
- // Copy a component from the next time level
- virtual void copy (int tl, int rl, int c, int ml) = 0;
-
- // Synchronise the boundaries of a component
- virtual void sync (int tl, int rl, int c, int ml) = 0;
-
- // Prolongate the boundaries of a component
- virtual void ref_bnd_prolongate (int tl, int rl, int c, int ml,
- CCTK_REAL time) = 0;
-
- // Restrict a multigrid level
- virtual void mg_restrict (int tl, int rl, int c, int ml,
- CCTK_REAL time) = 0;
-
- // Prolongate a multigrid level
- virtual void mg_prolongate (int tl, int rl, int c, int ml,
- CCTK_REAL time) = 0;
-
- // Restrict a refinement level
- virtual void ref_restrict (int tl, int rl, int c, int ml,
- CCTK_REAL time) = 0;
-
- // Prolongate a refinement level
- virtual void ref_prolongate (int tl, int rl, int c, int ml,
- CCTK_REAL time) = 0;
-
-
-
- // Access to the data
- virtual const dimgeneric_data* operator() (int tl, int rl, int c, int ml)
- const = 0;
-
- virtual dimgeneric_data* operator() (int tl, int rl, int c, int ml) = 0;
-
-
-
- // Output
- virtual ostream& output (ostream& os) const = 0;
-};
-
-
-
-inline ostream& operator<< (ostream& os, const dimgeneric_gf& f) {
- return f.output(os);
-}
-
-
-
-#endif // DGGF_HH