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#ifndef Gen_TauolaInterface_TauSpinnerFilter_H
#define Gen_TauolaInterface_TauSpinnerFilter_H
// I. M. Nugent
// Filter on TauSpinner polarization weights to make unweighted polarized MC
// system include files
#include <memory>
// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/stream/EDFilter.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/Run.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Framework/interface/LuminosityBlock.h"
#include "CLHEP/Random/RandomEngine.h"
class TauSpinnerFilter : public edm::stream::EDFilter<> {
public:
TauSpinnerFilter(const edm::ParameterSet&);
~TauSpinnerFilter() override {}
bool filter(edm::Event& e, edm::EventSetup const& es) override;
void setRandomEngine(CLHEP::HepRandomEngine* v) { fRandomEngine = v; }
private:
const edm::EDGetTokenT<double> WTToken_;
CLHEP::HepRandomEngine* fRandomEngine;
double ntaus_;
};
#endif
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