MultipleScatteringX0Data.h

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#ifndef MultipleScatteringX0Data_H
#define MultipleScatteringX0Data_H

#include "FWCore/Utilities/interface/Visibility.h"

#include <string>
#include <memory>
class TH2F;

class dso_hidden SumX0AtEtaDataProvider {
public:
  virtual float sumX0atEta(float eta, float r) const = 0;
  virtual ~SumX0AtEtaDataProvider() {}
};

class dso_hidden MultipleScatteringX0Data : public SumX0AtEtaDataProvider {
public:
  MultipleScatteringX0Data();
  ~MultipleScatteringX0Data() override;
  int nBinsEta() const;
  float minEta() const;
  float maxEta() const;
  float sumX0atEta(float eta, float r) const override;

private:
  std::string fileName();

  std::unique_ptr<TH2F> theData;
};

#endif