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/* This file is part of the OpenLB library
*
* Copyright (C) 2006, 2007 Jonas Latt
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/** \file
* Interface for post-processing steps -- header file.
*/
#ifndef LATTICE_STATISTICS_H
#define LATTICE_STATISTICS_H
#include <vector>
#include "io/ostreamManager.h"
namespace olb {
/////////////////// Statistics Postprocessing ////////////////////////////
template<typename T>
class LatticeStatistics {
public:
enum { avRho=0, avEnergy=1 } AverageT;
enum { maxU=0 } MaxT;
public:
LatticeStatistics();
~LatticeStatistics();
void reset();
void reset(T average_rho_, T average_energy_, T maxU_, size_t numCells_);
int subscribeAverage();
int subscribeSum();
int subscribeMin();
int subscribeMax();
void incrementStats(T rho, T uSqr);
void gatherAverage(int whichAverage, T value);
void gatherSum(int whichSum, T value);
void gatherMin(int whichMin, T value);
void gatherMax(int whichMax, T value);
void incrementStats();
T getAverageRho() const;
T getAverageEnergy() const;
T getMaxU() const;
size_t const& getNumCells() const;
T getAverage(int whichAverage) const;
T getSum(int whichSum) const;
T getMin(int whichMin) const;
T getMax(int whichMax) const;
std::vector<T>& getAverageVect();
std::vector<T>& getSumVect();
std::vector<T>& getMinVect();
std::vector<T>& getMaxVect();
void incrementTime();
void resetTime(size_t value=0);
size_t getTime() const;
void print(int iterationStep, T physicalTime=-1) const;
void initialize();
private:
mutable OstreamManager clout;
// variables for internal computations
std::vector<T> tmpAv, tmpSum, tmpMin, tmpMax;
size_t tmpNumCells;
// variables containing the public result
std::vector<T> averageVect, sumVect, minVect, maxVect;
size_t numCells;
size_t latticeTime;
bool firstCall;
};
} // namespace olb
#endif
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