Mods/src/PwhgWrapper.cc

#include "MitPhysics/Mods/interface/PwhgWrapper.h"


extern"C" {
  void pwhg_cphto_reweight_(double *mh, double *gh, double *mt, int *BWflag, double *m, double *w);
}

       
double pwhegwrapper::getweight(double mh,double gh,double mt,double m,int BWflag){
/*
c     INPUT
c     mh : Higgs boson mass (used in the POWHEG BOX generation)
c     gh : Higgs boson width (used in the POWHEG BOX generation)
c     mt : top quark mass
c     BWflag : 0    if the sample to reweight was produced with fixed Higgs width
c              1    if the sample to reweight was produced with running Higgs 
c                   width (this is the default in the POWHEG BOX)
c     m : virtuality of the produced Higgs boson resonance
c     OUTPUT
c     w : the reweighting factor 
*/
      double  w;

      pwhg_cphto_reweight_(&mh, &gh, &mt, &BWflag, &m, &w); 

      return w;
}
Revision:	1.1
Committed:	Fri Sep 7 10:07:55 2012 UTC (12 years, 8 months ago) by ceballos
Content type:	text/plain
Branch:	MAIN
CVS Tags:	Mit_029c, Mit_029b, Mit_029a, HEAD
Error occurred while calculating annotation data.
Log Message:	new functions for reweighting
#	Content
1	#include "MitPhysics/Mods/interface/PwhgWrapper.h"
2
3
4	extern"C" {
5	void pwhg_cphto_reweight_(double mh, double gh, double mt, int BWflag, double m, double w);
6	}
7
8
9	double pwhegwrapper::getweight(double mh,double gh,double mt,double m,int BWflag){
10	/*
11	c INPUT
12	c mh : Higgs boson mass (used in the POWHEG BOX generation)
13	c gh : Higgs boson width (used in the POWHEG BOX generation)
14	c mt : top quark mass
15	c BWflag : 0 if the sample to reweight was produced with fixed Higgs width
16	c 1 if the sample to reweight was produced with running Higgs
17	c width (this is the default in the POWHEG BOX)
18	c m : virtuality of the produced Higgs boson resonance
19	c OUTPUT
20	c w : the reweighting factor
21	*/
22	double w;
23
24	pwhg_cphto_reweight_(&mh, &gh, &mt, &BWflag, &m, &w);
25
26	return w;
27	}