MadGraphReader.h

// -*- C++ -*-
//
// MadGraphReader.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2007 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef THEPEG_MadGraphReader_H
#define THEPEG_MadGraphReader_H
// This is the declaration of the MadGraphReader class.

#include "ThePEG/LesHouches/LesHouchesFileReader.h"

namespace ThePEG {

class MadGraphReader: public LesHouchesFileReader {

public:

  MadGraphReader()
    : fixedScale(91.188*GeV), fixedAEM(0.007546772), fixedAS(0.12),
      doInitCuts(false) {}

public:

  virtual void open();

  virtual long scan();

  virtual bool doReadEvent();

public:

  void persistentOutput(PersistentOStream & os) const;

  void persistentInput(PersistentIStream & is, int version);

  static void Init();

protected:

  virtual IBPtr clone() const;

  virtual IBPtr fullclone() const;

protected:


  virtual void doinit();

  CutsPtr initCuts();

  virtual void initPDFs();

  virtual bool preInitialize() const;

  virtual void dofinish() {
    LesHouchesFileReader::dofinish();
    if ( stats.accepted() > 0 ) useMe();
  }

protected:

  string scanCuts(string);

  long numberOfEvents(string);

protected:

  Energy fixedScale;

  double fixedAEM;

  double fixedAS;

  map<string,double> cuts;
  
  bool doInitCuts;

public:

  struct WeightedExcetion: public Exception {};

private:

  static ClassDescription<MadGraphReader> initMadGraphReader;

  MadGraphReader & operator=(const MadGraphReader &);

};

}


#include "ThePEG/Utilities/ClassTraits.h"

namespace ThePEG {

template <>
struct BaseClassTrait<MadGraphReader,1>: public ClassTraitsType {
  typedef LesHouchesFileReader NthBase;
};

template <>
struct ClassTraits<MadGraphReader>
  : public ClassTraitsBase<MadGraphReader> {
  static string className() { return "ThePEG::MadGraphReader"; }
  static string library() { return "MadGraphReader.so"; }

};

}

#endif /* THEPEG_MadGraphReader_H */

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