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/***************************************************************************
ggf.hh - 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/ggf.hh,v 1.12 2002/09/25 15:49:16 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 GGF_HH
#define GGF_HH
#include <assert.h>
#include <iostream>
#include <string>
#include <vector>
#include "cctk.h"
#include "defs.hh"
#include "dggf.hh"
#include "dh.hh"
#include "gdata.hh"
#include "gh.hh"
#include "th.hh"
using namespace std;
// Forward declaration
template<int D> class generic_gf;
// Output
template<int D>
ostream& operator<< (ostream& os, const generic_gf<D>& f);
// A generic grid function without type information
template<int D>
class generic_gf: public dimgeneric_gf {
// Types
typedef vect<int,D> ivect;
typedef bbox<int,D> ibbox;
typedef bboxset<int,D> ibset;
typedef list<ibbox> iblist;
typedef vector<iblist> iblistvect;
typedef generic_data<D>* tdata; // data ...
typedef vector<tdata> mdata; // ... for each multigrid level
typedef vector<mdata> cdata; // ... for each component
typedef vector<cdata> rdata; // ... for each refinement level
typedef vector<rdata> fdata; // ... for each time level
public: // should be readonly
// Fields
gh<D> &h; // grid hierarchy
dh<D> &d; // data hierarchy
protected:
fdata storage; // storage
public:
// Constructors
generic_gf (const string name, th& t, dh<D>& d,
const int tmin, const int tmax,
const int prolongation_order_time);
// Destructors
virtual ~generic_gf ();
// Comparison
bool operator== (const generic_gf<D>& f) const;
// Modifiers
void recompose ();
// Cycle the time levels by rotating the data sets
void cycle (int rl, int c, int ml);
// Flip the time levels by exchanging the data sets
void flip (int rl, int c, int ml);
// Copy data from current time level to all previous time levels
void copytoprevs (int rl, int c, int ml);
// Helpers
protected:
virtual generic_data<D>* typed_data() = 0;
// Operations
protected:
// Copy a region
void copycat (int tl1, int rl1, int c1, int ml1,
const ibbox dh<D>::dboxes::* recv_list,
int tl2, int rl2, int ml2,
const ibbox dh<D>::dboxes::* send_list);
// Copy regions
void copycat (int tl1, int rl1, int c1, int ml1,
const iblist dh<D>::dboxes::* recv_list,
int tl2, int rl2, int ml2,
const iblist dh<D>::dboxes::* send_list);
// Copy regions
void copycat (int tl1, int rl1, int c1, int ml1,
const iblistvect dh<D>::dboxes::* recv_listvect,
int tl2, int rl2, int ml2,
const iblistvect dh<D>::dboxes::* send_listvect);
// Interpolate a region
void intercat (int tl1, int rl1, int c1, int ml1,
const ibbox dh<D>::dboxes::* recv_list,
const vector<int> tl2s, int rl2, int ml2,
const ibbox dh<D>::dboxes::* send_list,
CCTK_REAL time);
// Interpolate regions
void intercat (int tl1, int rl1, int c1, int ml1,
const iblist dh<D>::dboxes::* recv_list,
const vector<int> tl2s, int rl2, int ml2,
const iblist dh<D>::dboxes::* send_list,
CCTK_REAL time);
// Interpolate regions
void intercat (int tl1, int rl1, int c1, int ml1,
const iblistvect dh<D>::dboxes::* recv_listvect,
const vector<int> tl2s, int rl2, int ml2,
const iblistvect dh<D>::dboxes::* send_listvect,
CCTK_REAL time);
public:
// 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
void copy (int tl, int rl, int c, int ml);
// Synchronise the boundaries of a component
void sync (int tl, int rl, int c, int ml);
// Prolongate the boundaries of a component
void ref_bnd_prolongate (int tl, int rl, int c, int ml, CCTK_REAL time);
// Restrict a multigrid level
void mg_restrict (int tl, int rl, int c, int ml, CCTK_REAL time);
// Prolongate a multigrid level
void mg_prolongate (int tl, int rl, int c, int ml, CCTK_REAL time);
// Restrict a refinement level
void ref_restrict (int tl, int rl, int c, int ml, CCTK_REAL time);
// Prolongate a refinement level
void ref_prolongate (int tl, int rl, int c, int ml, CCTK_REAL time);
// Access to the data
virtual const generic_data<D>* operator() (int tl, int rl, int c, int ml)
const = 0;
virtual generic_data<D>* operator() (int tl, int rl, int c, int ml) = 0;
// Output
virtual ostream& output (ostream& os) const = 0;
};
template<int D>
inline ostream& operator<< (ostream& os, const generic_gf<D>& f) {
return f.output(os);
}
#endif // GGF_HH
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