GeneratorInterface/AlpgenInterface/interface/AlpgenCommonBlocks.h - master - githubmirror/cmssw

GeneratorInterface/AlpgenInterface/interface/AlpgenCommonBlocks.h

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16 май 2019, 15:48

16 май 2019, 15:480847e19

#ifndef GeneratorInterface_AlpgenInterface_AlpgenCommonBlocks_h
#define GeneratorInterface_AlpgenInterface_AlpgenCommonBlocks_h

/// A C/C++ representation of the ALPGEN Common Blocks:
/// AHOPTS, AHPPARA, AHPARS, AHCUTS.
extern "C" {
extern struct AHOPTS {
  double etclus;  // needs to be set up
  double rclus;   // needs to be set up
  double etaclmax;
  int iexc;  // needs to be set up
  int npfst;
  int nplst;
  int nljets;
  int njstart;
  int njlast;
  int ickkw;
} ahopts_;

extern struct AHPPARA {
  double masses[6];  // mc,mb,mt,mw,mz,mh (set up these)
  double ebeam;
  int ih1, ih2, ihrd;  // ihrd needs to be set up
  int itopprc;
  int nw, nz, nh, nph;
  int ihvy, ihvy2;
  int npart, ndns, pdftyp;
} ahppara_;

extern struct AHPARS {
  static const unsigned int nparam = 200;

  double parval[nparam];
  char chpar[nparam][8];
  char chpdes[nparam][70];
  int parlen[nparam];
  int partyp[nparam];
} ahpars_;

extern struct AHCUTS {
  double ptjmin, ptjmax;
  double etajmax, drjmin;
  double ptbmin, ptbmax;
  double etabmax, drbmin;
  double ptcmin, ptcmax;
  double etacmax, drcmin;
  double ptphmin;
  double etaphmax;
  double drphjmin, drphmin, drphlmin;
  double ptlmin;
  double etalmax, drlmin;
  double metmin;
  double mllmin, mllmax;
} ahcuts_;
}

#endif  // GeneratorInterface_AlpgenInterface_AlpgenCommonBlocks_h