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/***************************************************************************
gdata.hh - description
-------------------
begin : Wed Jul 19 2000
copyright : (C) 2000 by Erik Schnetter
email : schnetter@astro.psu.edu
$Header: /home/eschnett/C/carpet/Carpet/Carpet/CarpetLib/src/gdata.hh,v 1.12 2002/01/08 12:03:55 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 GDATA_HH
#define GDATA_HH
#include <assert.h>
#include <stdlib.h>
#include <iostream>
#include <string>
#include "defs.hh"
#include "dgdata.hh"
#include "dist.hh"
#include "bbox.hh"
#include "vect.hh"
using namespace std;
// A generic data storage without type information
template<int D>
class generic_data: public dimgeneric_data {
// Types
typedef vect<int,D> ivect;
typedef bbox<int,D> ibbox;
protected: // should be readonly
// Fields
ivect _shape, _stride; // shape and index order
ibbox _extent; // bbox for all data
public:
// Constructors
generic_data ();
// Destructors
virtual ~generic_data ();
// Pseudo constructors
virtual generic_data<D>* make_typed () const = 0;
// Storage management
virtual void transfer_from (generic_data<D>* src) = 0;
virtual void allocate (const ibbox& extent, const int proc,
void* const mem=0) = 0;
virtual void free () = 0;
// Accessors
const ivect& shape () const {
assert (_has_storage);
return _shape;
}
const ivect& stride () const {
assert (_has_storage);
return _stride;
}
const ibbox& extent () const {
assert (_has_storage);
return _extent;
}
// Data accessors
int offset (const ivect& index) const {
assert (_has_storage);
assert (all((index-extent().lower()) % extent().stride() == 0));
ivect ind = (index-extent().lower()) / extent().stride();
assert (all(ind>=0 && ind<=shape()));
return dot(ind, stride());
}
// Data manipulators
void copy_from (const generic_data* src, const ibbox& box);
void interpolate_from (const vector<const generic_data*> srcs,
const vector<int> tls,
const ibbox& box, const int tl,
const int order_space,
const int order_time);
protected:
virtual void
copy_from_innerloop (const generic_data* src, const ibbox& box) = 0;
virtual void
interpolate_from_innerloop (const vector<const generic_data*> srcs,
const vector<int> tls,
const ibbox& box, const int tl,
const int order_space,
const int order_time) = 0;
public:
// Output
template<int DD>
void write_ascii (ostream& os, const int time,
const vect<int,D>& org, const vect<int,DD>& dirs,
const int tl, const int rl,
const int c, const int ml,
const double ctime,
const vect<double,D>& coord_lower,
const vect<double,D>& coord_upper)
const;
protected:
virtual void write_ascii_output_element (ostream& os, const ivect& index)
const = 0;
public:
// void write_ieee (const string name, const int time,
// const int tl, const int rl, const int c, const int ml)
// const;
// void write_hdf (const string name, const int time,
// const int tl, const int rl, const int c, const int ml)
// const;
// void write_h5 (const string name, const int time,
// const int tl, const int rl, const int c, const int ml)
// const;
public:
};
#if defined(TMPL_IMPLICIT)
# include "gdata.cc"
#endif
#endif // GDATA_HH
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