PatMETHitFitTranslator.cc

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//
//

#include "TopQuarkAnalysis/TopHitFit/interface/METTranslatorBase.h"
#include "DataFormats/PatCandidates/interface/MET.h"

#include <cmath>

namespace hitfit {

  template <>
  METTranslatorBase<pat::MET>::METTranslatorBase() {
    resolution_ = Resolution(std::string("0,0,12"));
  }  // METTranslatorBase<pat::MET>::METTranslatorBase()

  template <>
  METTranslatorBase<pat::MET>::METTranslatorBase(const std::string& ifile) {
    const Defaults_Text defs(ifile);
    std::string resolution_string(defs.get_string("met_resolution"));
    resolution_ = Resolution(resolution_string);

  }  // METTranslatorBase<pat::MET>::METTranslatorBase(const std::string& ifile)

  template <>
  METTranslatorBase<pat::MET>::~METTranslatorBase() {}  // METTranslatorBase<pat::MET>::~METTranslatorBase()

  template <>
  Fourvec METTranslatorBase<pat::MET>::operator()(const pat::MET& m, bool useObjEmbRes /* = false */) {
    double px = m.px();
    double py = m.py();

    return Fourvec(px, py, 0.0, sqrt(px * px + py * py));

  }  // Fourvec METTranslatorBase<pat::MET>::operator()(const pat::MET& m)

  template <>
  Resolution METTranslatorBase<pat::MET>::KtResolution(const pat::MET& m, bool useObjEmbRes /* = false */) const {
    return resolution_;
  }  // Resolution METTranslatorBase<pat::MET>::KtResolution(const pat::MET& m)

  template <>
  Resolution METTranslatorBase<pat::MET>::METResolution(const pat::MET& m, bool useObjEmbRes /* = false */) const {
    return KtResolution(m, useObjEmbRes);
  }  // Resolution METTranslatorBase<pat::MET>::METResolution(const pat::MET& m)

}  // namespace hitfit