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distEfficiency.C
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distEfficiency.C
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#include <unistd.h>
#include <iostream>
#define MAXV 15
float getDistance(float * v1, float * v2, int number)
{
float diff;
for (int i = 0; i < 3; i++)
{
diff += (v1[number][i] - v2[number][i]) * (v1[number][i] - v2[number][i]);
}
return sqrt(diff);
}
void distEfficiency()
{
//gStyle->SetCanvasPreferGL(kTRUE);
int bin_e = 20;
int max_e = 30;
TCanvas * c1 = new TCanvas("c1", "Data-MC",0,0,500,500);
TH1F * distmc = new TH1F("distmc", "E(Ntracks)", bin_e,0,max_e);
TH1F * distreco = new TH1F("distreco", "tracks", bin_e,0,max_e);
TH1F * kaons = new TH1F("kaons","N",5,0,5);
distreco->Sumw2();
distmc->Sumw2();
TChain* MC = new TChain("Stats");
MC->Add("MCTest.root");
TChain* RECO = new TChain("TaggedVertices");
RECO->Add("RecoTest.root");
//T1->Add("~/Processors/Analysis/TestProcessor/build/test/Data_10_GeV/Test.root");
/*int _numberOfVertexes = 0;
int _tag = 0;
const int MAXV = 8;
float _coordinates[MAXV][3];
int _PDG[MAXV];
int _generation[MAXV];
int _distance[MAXV];
MC->SetBranchAddress("numberOfVertexes", &_numberOfVertexes);
MC->SetBranchAddress("tag", &_tag);
MC->SetBranchAddress("coordinates", _coordinates);
MC->SetBranchAddress("distance", _distance);
MC->SetBranchAddress("PDG", _PDG);
MC->SetBranchAddress("generation", _generation);*/
//MC->SetBranchAddress("coordinates", _coordinates);
float _bdistance = 0.0;
float _bbardistance = 0.0;
MC->SetBranchAddress("bdistance", &_bdistance);
MC->SetBranchAddress("bbardistance", &_bbardistance);
int _numberOfTagged = 0;
int _PDGreco[MAXV];
int _nparticles[MAXV];
int _type[MAXV][MAXV];
int _charge[MAXV][MAXV];
RECO->SetBranchAddress("numberOfTagged", &_numberOfTagged);
RECO->SetBranchAddress("numberOfParticles", &_nparticles);
RECO->SetBranchAddress("chargeOfParticles", &_nparticles);
RECO->SetBranchAddress("pidTypeOfParticles", &_type);
RECO->SetBranchAddress("chargeOfParticles", &_charge);
RECO->SetBranchAddress("PDG", _PDGreco);
int mTotalNumberOfEvents1 = MC->GetEntries();
int totalnumber = 0;
int totalb = 0;
int kaonnumber = 0;
int kaonnumbertotal = 0;
int pionnumber = 0;
for (int k = 0; k < mTotalNumberOfEvents1; k++)
{
RECO->GetEntry(k);
MC->GetEntry(k);
int bvtxnumber = 0;
int bbarvtxnumber = 0;
for (int i = 0; i < _numberOfTagged; i++)
{
int knumber = 0;
int kcharge = 0;
int kbarnumber = 0;
int kbarcharge = 0;
if (_PDGreco[i] > 0)
{
bvtxnumber++;
}
if (_PDGreco[i] > 0)
{
bbarvtxnumber++;
}
for (int j = 0; j < _nparticles[i]; j++)
{
//if (abs(_type[i][j]) == 321)
if (_PDGreco[i] < 0)
{
if (abs(_type[i][j]) == 321)
{
kbarnumber++;
kbarcharge += _charge[i][j];
}
}
if (_PDGreco[i] > 0)
{
if (abs(_type[i][j]) == 321)
{
knumber++;
kcharge += _charge[i][j];
}
}
}
if (knumber > 0 && kcharge < 0)
{
kaonnumber++;
}
if (kbarnumber > 0 && kbarcharge > 0)
{
kaonnumber++;
}
if (knumber > 0 && kcharge != 0)
{
cout << "K: " << knumber << " q: " << kcharge << endl;
kaonnumbertotal++;
}
if (kbarnumber > 0 && kbarcharge != 0)
{
cout << "Kbar: " << kbarnumber << " q: " << kbarcharge << endl;
kaonnumbertotal++;
}
//kaonnumber += knumber;
kaons->Fill(knumber);
}
}
cout << "Total: " << kaonnumbertotal << " purity: " << (float)kaonnumber/kaonnumbertotal << endl;
//cout << "Nparticles: " << totalb << " Nkaons: " << kaonnumber << " (" << (float)kaonnumber/totalb*100 << "%)\n" ;
//cout << "\tNpions: " << pionnumber << " (" << (float)pionnumber/totalb*100 << "%)\n" ;
//cout << "\tNpions: " << totalnumber << " (" << (float)totalnumber/totalb*100 << "%)\n" ;
//kaons->Scale(1./totalb);
//kaons->Draw("htext");
}