CommonTools/UtilAlgos/interface/MatchByDR.h - master - githubmirror/cmssw

CommonTools/UtilAlgos/interface/MatchByDR.h

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05 июн 2019, 13:53

05 июн 2019, 13:53bbbc152

#ifndef MatchByDR_h_
#define MatchByDR_h_

/** Define match between two objects by deltaR and deltaPt.
 */

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

namespace reco {
  template <typename T1, typename T2>
  class MatchByDR {
  public:
    MatchByDR(const edm::ParameterSet& cfg) : maxDR_(cfg.getParameter<double>("maxDeltaR")) {}
    bool operator()(const T1& t1, const T2& t2) const { return deltaR_(t1, t2) < maxDR_; }

  private:
    DeltaR<T1, T2> deltaR_;
    double maxDR_;
  };
}  // namespace reco

#endif