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/***************************************************************************
th.cc - Time Hierarchy
information about time levels
-------------------
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/th.cc,v 1.7 2002/05/05 22:17:03 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. *
* *
***************************************************************************/
#include <assert.h>
#include <iostream>
#include "defs.hh"
#include "dggh.hh"
#include "th.hh"
using namespace std;
// Constructors
th::th (dimgeneric_gh* h, const int basedelta)
: h(h), delta(basedelta) {
h->add(this);
}
// Destructors
th::~th () {
h->remove(this);
}
// Modifiers
void th::recompose () {
times.resize(h->reflevels());
deltas.resize(h->reflevels());
for (int rl=0; rl<h->reflevels(); ++rl) {
const int old_mglevels = times[rl].size();
int mgtime;
// Select default time
if (old_mglevels==0 && rl==0) {
mgtime = 0;
} else if (old_mglevels==0) {
mgtime = times[rl-1][0];
} else {
mgtime = times[rl][old_mglevels-1];
}
times[rl].resize(h->mglevels(rl,0), mgtime);
deltas[rl].resize(h->mglevels(rl,0));
for (int ml=0; ml<h->mglevels(rl,0); ++ml) {
if (rl==0 && ml==0) {
deltas[rl][ml] = delta;
} else if (ml==0) {
assert (deltas[rl-1][ml] % h->reffact == 0);
deltas[rl][ml] = deltas[rl-1][ml] / h->reffact;
} else {
deltas[rl][ml] = deltas[rl][ml-1] * h->mgfact;
}
}
}
}
// Output
void th::output (ostream& os) const {
os << "th:"
<< "times={";
for (int rl=0; rl<h->reflevels(); ++rl) {
for (int ml=0; ml<h->mglevels(rl,0); ++ml) {
if (!(rl==0 && ml==0)) os << ",";
os << rl << ":" << ml << ":"
<< times[rl][ml] << "(" << deltas[rl][ml] << ")";
}
}
os << "}";
}
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