AlpgenHeader.h

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#ifndef GeneratorInterface_AlpgenInterface_AlpgenHeader_h
#define GeneratorInterface_AlpgenInterface_AlpgenHeader_h

#include <string>
#include <vector>
#include <map>

struct AlpgenHeader {
  enum Parameter {
    ih2     = 2,
    ebeam   = 3,
    ndns    = 4,
    iqopt   = 5,
    qfac    = 6,
    ickkw   = 7,
    ktfac   = 8,
    njets   = 10,
    ihvy    = 11,
    ihvy2   = 12,
    nw      = 13,
    nz      = 14,
    nh      = 15,
    nph     = 16,
    ptjmin  = 30,
    ptbmin  = 31,
    ptcmin  = 32,
    ptlmin  = 33,
    metmin  = 34,
    ptphmin = 35,
    etajmax = 40,
    etabmax = 41,
    etacmax = 42,
    etalmax = 43,
    etaphmax    = 44,
    drjmin  = 50,
    drbmin  = 51,
    drcmin      = 52,
    drlmin  = 55,
    drphjmin    = 56,
    drphlmin    = 57,
    drphmin = 58,
    mllmin  = 61,
    mllmax  = 62,
    iseed1  = 90,
    iseed2  = 91,
    itopprc = 102,
    cluopt  = 160,
    iseed3  = 190,
    iseed4  = 191
  };
  
  static std::string parameterName(Parameter index);

  enum Masses {
    mc = 0, mb, mt, mw, mz, mh, MASS_MAX
  };

  bool parse(const std::vector<std::string>::const_iterator &begin,
         const std::vector<std::string>::const_iterator &end);

  std::map<Parameter, double>   params;
  unsigned int          ihrd;
  double            xsec;
  double            xsecErr;
  double            nEvents;
  double            lumi;
  double            masses[MASS_MAX];
};

#include "GeneratorInterface/AlpgenInterface/interface/AlpgenCommonBlocks.h"

#endif // GeneratorInterface_AlpgenInterface_AlpgenHeader_h