FixedGridEnergyDensity.h

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#ifndef FIXEDGRIDENERGYDENSITY_H
#define FIXEDGRIDENERGYDENSITY_H

#include "DataFormats/ParticleFlowCandidate/interface/PFCandidateFwd.h"

class FixedGridEnergyDensity {
public:
  FixedGridEnergyDensity(const reco::PFCandidateCollection* input) { pfCandidates = input; }
  ~FixedGridEnergyDensity() {}
  enum EtaRegion { Central, Forward, All };
  float fixedGridRho(EtaRegion etaRegion = Central);
  float fixedGridRho(std::vector<float>& etabins, std::vector<float>& phibins);

private:
  const reco::PFCandidateCollection* pfCandidates;
};

#endif