BCMTFSystematicVariation.h

#ifndef __BCMTFSYSTEMATICVARIATION__H
#define __BCMTFSYSTEMATICVARIATION__H

/*
 * Copyright (C) 2007-2014, the BAT core developer team
 * All rights reserved.
 *
 * For the licensing terms see doc/COPYING.
 * For documentation see http://mpp.mpg.de/bat
 */

// ---------------------------------------------------------

#include <string>
#include <vector>

class TH1D;

// ---------------------------------------------------------
class BCMTFSystematicVariation
{
public:

        BCMTFSystematicVariation(const char * channelname, const char * systematicname, int nprocesses);

        ~BCMTFSystematicVariation();

        TH1D * GetHistogramUp(int index)
        { return fHistogramUpContainer.at(index); };

        TH1D * GetHistogramDown(int index)
        { return fHistogramDownContainer.at(index); };

        void SetHistogramUp(int index, TH1D * hist)
        { fHistogramUpContainer[index] = hist; };

        void SetHistogramDown(int index, TH1D * hist)
        { fHistogramDownContainer[index] = hist; };

        void SetHistograms(int index, TH1D * hist_up, TH1D * hist_down)
        { fHistogramUpContainer[index] = hist_up;
                fHistogramDownContainer[index] = hist_down; };

        void AddHistogramUp(TH1D * hist)
        { fHistogramUpContainer.push_back(hist); };

        void AddHistogramDown(TH1D * hist)
        { fHistogramDownContainer.push_back(hist); };

        void AddHistograms(TH1D * hist_up, TH1D * hist_down)
        { fHistogramUpContainer.push_back(hist_up);
                fHistogramDownContainer.push_back(hist_down); };

private:

        std::vector<TH1D *> fHistogramUpContainer;

        std::vector<TH1D *> fHistogramDownContainer;

        std::string fChannelName;

        std::string fSystematicName;

};
// ---------------------------------------------------------

#endif