MuMuTriggerScaleFactorProducer.h

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#pragma once

#include "Artus/Core/interface/ProducerBase.h"
#include "HiggsAnalysis/KITHiggsToTauTau/interface/HttTypes.h"
#include "RooWorkspace.h"
#include "RooFunctor.h"
#include "TSystem.h"

class MuMuTriggerScaleFactorProducer: public ProducerBase<HttTypes> {
public:

        std::string GetProducerId() const;

        virtual void Init(setting_type const& settings, metadata_type& metadata) override
        {
                ProducerBase<HttTypes>::Init(settings, metadata);
        TDirectory *savedir(gDirectory);
        TFile *savefile(gFile);
                TFile f(settings.GetRooWorkspace().c_str());
                gSystem->AddIncludePath("-I$ROOFITSYS/include");
                m_workspace = (RooWorkspace*)f.Get("w");
                f.Close();
        gDirectory = savedir;
        gFile = savefile;
        m_functorMu = m_workspace->function("m_trgIsoMu22orTkIsoMu22_desy_data")->functor(m_workspace->argSet("m_pt,m_eta"));
        }

        virtual void Produce(event_type const& event, product_type & product, 
                             setting_type const& settings, metadata_type const& metadata) const override;
private:
    RooWorkspace *m_workspace;
    RooFunctor* m_functorMu;


};