MatchByDRDPt.h

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#ifndef MatchByDRDPt_h_
#define MatchByDRDPt_h_

#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "CommonTools/UtilAlgos/interface/MatchByDR.h"

namespace reco {
  template <typename T1, typename T2>
  class MatchByDRDPt {
  public:
    MatchByDRDPt(const edm::ParameterSet& cfg) : deltaR_(cfg), maxDPtRel_(cfg.getParameter<double>("maxDPtRel")) {}
    bool operator()(const T1& t1, const T2& t2) const {
      return fabs(t1.pt() - t2.pt()) / t2.pt() < maxDPtRel_ && deltaR_(t1, t2);
    }

  private:
    reco::MatchByDR<T1, T2> deltaR_;
    double maxDPtRel_;
  };
}  // namespace reco

#endif