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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 1.2 2001/07/02 13:22:13 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 "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
public:
// Constructors
dimgeneric_gf (const string name, th& t,
const int tmin, const int tmax);
// 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,
int order_space=1, int order_time=1) = 0;
// Restrict a multigrid level
virtual void mg_restrict (int tl, int rl, int c, int ml, int order_space=1)
= 0;
// Prolongate a multigrid level
virtual void mg_prolongate (int tl, int rl, int c, int ml, int order_space=1)
= 0;
// Restrict a refinement level
virtual void ref_restrict (int tl, int rl, int c, int ml, int order_space=1)
= 0;
// Prolongate a refinement level
virtual void ref_prolongate (int tl, int rl, int c, int ml,
int order_space=1) = 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);
}
#if defined(TMPL_IMPLICIT)
# include "dggf.cc"
#endif
#endif // DGGF_HH
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