multiblockstatistics.h

open lattice boltzmann project www.openlb.org

/*  This file is part of the OpenLB library
 *
 *  Copyright (C) 2007 Jonas Latt
 *  Address: Rue General Dufour 24,  1211 Geneva 4, Switzerland 
 *  E-mail: [e-mail]
 *
 *  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
 * Statistics for MultiBlocks -- header file.
 */
#ifndef MULTI_BLOCK_STATISTICS_H
#define MULTI_BLOCK_STATISTICS_H

#include "core/postProcessing.h"


namespace olb {

template<typename T>
class MultiBlockReductor : public Reductor<T> {
public:
    virtual void subscribeSum(T& element);
    virtual void subscribeAverage(int const& weight, T& element);
    virtual void subscribeMin(T& element);
    virtual void subscribeMax(T& element);
public:
    MultiBlockReductor();
    void startNewSubscription();
    void saveGlobalReductions(std::vector<T> const& averageGlobals, std::vector<T> const& sumGlobals,
                              std::vector<T> const& minGlobals, std::vector<T> const& maxGlobals);
    void getAverages(std::vector<T>& elements, std::vector<T>& weights);
    void getSums(std::vector<T>& elements);
    void getMins(std::vector<T>& elements);
    void getMaxs(std::vector<T>& elements);
private:
    std::vector<std::vector<T*> >  averageElements;
    std::vector<std::vector<int const*> > averageWeights;
    std::vector<std::vector<T*> >  sumElements;
    std::vector<std::vector<T*> >  minElements;
    std::vector<std::vector<T*> >  maxElements;
    int newSubscriptions;
    bool firstSubscription;
    int iSumElements, iAverageElements, iMinElements, iMaxElements;
};

}

#endif