IPMGTruthWeightTool.h

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/*
   Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
 */
 
#ifndef PMGTOOLS_IPMGTRUTHWEIGHTTOOL_H
#define PMGTOOLS_IPMGTRUTHWEIGHTTOOL_H
 
// STL include(s):
#include <string>
#include <vector>
 
// EDM include(s):
#include "PATInterfaces/IReentrantSystematicsTool.h"
#include <xAODEventInfo/EventInfo.h>
 
namespace PMGTools
{
  class IPMGTruthWeightTool: public virtual CP::IReentrantSystematicsTool
  {
    ASG_TOOL_INTERFACE(xAOD::IPMGTruthWeightTool)
 
  public:
    virtual const std::vector<std::string>& getWeightNames() const = 0;

    virtual float getWeight(const xAOD::EventInfo* evtInfo, const std::string& weightName) const = 0;

    virtual bool hasWeight(const std::string& weightName) const = 0;

    virtual float getSysWeight(const xAOD::EventInfo* evtInfo, const CP::SystematicSet& sys) const = 0;

    virtual size_t getSysWeightIndex(const CP::SystematicSet& sys) const = 0;
 
  }; // class IPMGTruthWeightTool
 
} // namespace xAOD
 
#endif // PMGTOOLS_IPMGTRUTHWEIGHTTOOL_H