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/***************************************************************************
data.hh - Data storage
-------------------
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/data.hh,v 1.10 2002/05/05 22:16:59 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 DATA_HH
#define DATA_HH
#include <assert.h>
#include <iostream>
#include <string>
#include "defs.hh"
#include "dist.hh"
#include "bbox.hh"
#include "gdata.hh"
#include "vect.hh"
using namespace std;
// A real data storage
template<class T,int D>
class data: public generic_data<D> {
// Types
typedef vect<int,D> ivect;
typedef bbox<int,D> ibbox;
// Fields
T* _storage; // the data (if located on this processor)
public:
// Constructors
data ();
data (const ibbox& extent, const int proc);
// Destructors
virtual ~data ();
// Pseudo constructors
virtual data* make_typed () const;
// Storage management
virtual void allocate (const ibbox& extent, const int proc,
void* const mem=0);
virtual void free ();
virtual void transfer_from (generic_data<D>* gsrc);
// Processor management
virtual void change_processor (const int newproc, void* const mem=0);
// Accessors
virtual const void* storage () const {
assert (_has_storage);
return _storage;
}
virtual void* storage () {
assert (_has_storage);
return _storage;
}
// Data accessors
const T& operator[] (const ivect& index) const {
assert (_storage);
return _storage[offset(index)];
}
T& operator[] (const ivect& index) {
assert (_storage);
return _storage[offset(index)];
}
// Data manipulators
void copy_from_innerloop (const generic_data<D>* gsrc,
const ibbox& box);
void interpolate_from_innerloop (const vector<const generic_data<D>*> gsrcs,
const vector<int> tls,
const ibbox& box, const int tl,
const int order_space,
const int order_time);
public:
// Output
ostream& output (ostream& os) const;
};
#endif // DATA_HH
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