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CLEOCharmAnalysis.cc
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CLEOCharmAnalysis.cc
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// -*- C++ -*-
//
// This is the implementation of the non-inlined, non-templated member
// functions of the CLEOCharmAnalysis class.
//
#include "CLEOCharmAnalysis.h"
#include "ThePEG/Interface/ClassDocumentation.h"
#include "ThePEG/PDT/EnumParticles.h"
#include "ThePEG/EventRecord/Event.h"
#include "ThePEG/Repository/CurrentGenerator.h"
using namespace Herwig;
void CLEOCharmAnalysis::analyze(tEventPtr event, long, int, int) {
_s = (event->incoming().first ->momentum()+
event->incoming().second->momentum()).m2();
set<tPPtr> particles;
StepVector steps = event->primaryCollision()->steps();
for ( StepVector::const_iterator it = steps.begin()+2;
it != steps.end(); ++it ) {
(**it).select(inserter(particles), ThePEG::AllSelector());
}
tPVector output;
for(set<tPPtr>::const_iterator it = particles.begin();
it != particles.end(); ++it) {
long id = abs((*it)->id());
if(id==ParticleID::Dplus || id==ParticleID::Dstarplus ||
id==ParticleID::D0 || id==ParticleID::Dstar0 )
output.push_back(*it);
}
analyze(output);
}
void CLEOCharmAnalysis::analyze(const tPVector & particles) {
AnalysisHandler::analyze(particles);
}
void CLEOCharmAnalysis::analyze(tPPtr particle) {
// Calls analyze() for each particle.
double xp = particle->momentum().vect().mag()/
sqrt(0.25*_s-sqr(particle->mass()));
int id = abs(particle->id());
if(id==ParticleID::Dstarplus) {
*_histDstarplus += xp;
}
else if(id==ParticleID::Dstar0) {
*_histDstar0 += xp;
}
else if(id==ParticleID::D0) {
*_histD0 += xp;
}
else if(id==ParticleID::Dplus) {
*_histDplus += xp;
}
}
NoPIOClassDescription<CLEOCharmAnalysis> CLEOCharmAnalysis::initCLEOCharmAnalysis;
// Definition of the static class description member.
void CLEOCharmAnalysis::Init() {
static ClassDocumentation<CLEOCharmAnalysis> documentation
("There is no documentation for the CLEOCharmAnalysis class");
}
void CLEOCharmAnalysis::dofinish() {
AnalysisHandler::dofinish();
string fname = generator()->filename() +
string("-") + name() + string(".top");
ofstream output(fname.c_str());
using namespace HistogramOptions;
double chisq=0.,minfrac=0.05;
unsigned int ndegrees;
_histDstarplus->chiSquared(chisq,ndegrees,minfrac);
generator()->log() << "Chi Square = " << chisq << " for " << ndegrees
<< " degrees of freedom for CLEO D*+ distribution\n";
_histDstar0 ->chiSquared(chisq,ndegrees,minfrac);
generator()->log() << "Chi Square = " << chisq << " for " << ndegrees
<< " degrees of freedom for CLEO D*0 distribution\n";
_histD0 ->chiSquared(chisq,ndegrees,minfrac);
generator()->log() << "Chi Square = " << chisq << " for " << ndegrees
<< " degrees of freedom for CLEO D0 distribution\n";
_histDplus ->chiSquared(chisq,ndegrees,minfrac);
generator()->log() << "Chi Square = " << chisq << " for " << ndegrees
<< " degrees of freedom for CLEO D+ distribution\n";
_histDstarplus->topdrawOutput(output,Frame|Errorbars,
"RED",
"D2*+3",
" X X",
"1/SdS/dx0p1",
" G G X X",
"x0p1",
" X X");
_histDstar0->topdrawOutput(output,Frame|Errorbars,
"RED",
"D2*03",
" X X",
"1/SdS/dx0p1",
" G G X X",
"x0p1",
" X X");
_histD0->topdrawOutput(output,Frame|Errorbars,
"RED",
"D203",
" X X",
"1/SdS/dx0p1",
" G G X X",
"x0p1",
" X X");
_histDplus->topdrawOutput(output,Frame|Errorbars,
"RED",
"D2+3",
" X X",
"1/SdS/dx0p1",
" G G X X",
"x0p1",
" X X");
}
void CLEOCharmAnalysis::doinitrun() {
AnalysisHandler::doinitrun();
double vals[]={0.10,0.15,0.20,0.25,0.30,0.35,0.40,0.45,0.50,0.55,
0.60,0.65,0.70,0.75,0.80,0.85,0.90,0.95,1.00};
// data and errors for D+
double dplusdata []={ 161, 320, 356, 413, 693,
909,1042,1271,1357,1370,
1291,1129, 952, 694, 449, 223, 74};
double dpluserror []={ 83, 92, 92, 94, 60,
56, 53, 38, 38, 36,
34, 29, 25, 19, 13, 7, 4};
// data and errors for D0
double d0data []={ 173, 431, 529, 882,1156,
1670,2349,2822,3194,3475,
3371,3007,2549,2008,1383, 829, 339, 90};
double d0error []={ 109, 186, 209, 84, 83,
94, 110, 122, 56, 58,
56, 51, 46, 39, 30, 21, 11, 5};
// data and errors for D*+
double dstarplusdata []={ 146, 253, 348, 494, 624,
920,1108,1244,1286,1248,
1113, 932, 723, 531, 310, 119};
double dstarpluserror[]={ 86, 60, 60, 60, 46,
50, 32, 33, 32, 31,
29, 25, 21, 17, 12, 8};
// data and errors for D*0
double dstar0data []={ 108, 292, 387, 425, 594,
546, 897,1085,1162,1230,
1198,1055, 865, 694, 471, 289, 121};
double dstar0error []={ 121, 115, 111, 103, 98,
92, 108, 70, 65, 64,
60, 52, 45, 36, 27, 20, 15};
// D+ histogram
vector<double> bins,data,error;
for(unsigned int ix=0;ix<4;++ix) {
if(ix==0) {
bins = vector<double>(vals+1,vals+19);
data = vector<double>(dplusdata ,dplusdata +17);
error = vector<double>(dpluserror,dpluserror+17);
}
else if(ix==1) {
bins = vector<double>(vals,vals+19);
data = vector<double>(d0data ,d0data +18);
error = vector<double>(d0error,d0error+18);
}
else if(ix==2) {
bins = vector<double>(vals+2,vals+19);
data = vector<double>(dstarplusdata ,dstarplusdata +16);
error = vector<double>(dstarpluserror,dstarpluserror+16);
}
else if(ix==3) {
bins = vector<double>(vals+1,vals+19);
data = vector<double>(dstar0data ,dstar0data +17);
error = vector<double>(dstar0error,dstar0error+17);
}
double norm=0.;
for(unsigned int iy=0;iy<data.size();++iy) norm+=data[iy];
norm *= 0.05;
for(unsigned int iy=0;iy<data.size();++iy) {
data [iy] /= norm;
error[iy] /= norm;
}
if(ix==0) _histDplus=new_ptr(Histogram(bins,data,error));
else if(ix==1) _histD0=new_ptr(Histogram(bins,data,error));
else if(ix==2) _histDstarplus=new_ptr(Histogram(bins,data,error));
else if(ix==3) _histDstar0=new_ptr(Histogram(bins,data,error));
}
}

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