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main142_mmmt.cpp
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main142_mmmt.cpp
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#include "Pythia8/Pythia.h"
#include "ROOT/TSeq.hxx"
#include "ROOT/TThreadedObject.hxx"
#include "TCanvas.h"
#include "TDirectory.h"
#include "TFile.h"
#include "TH1D.h"
#include "TLatex.h" //
#include "TMarker.h" //
#include "TMath.h"
#include "TPave.h" //
#include "TROOT.h"
#include "TRandom3.h"
#include "TStopwatch.h"
#include "TString.h"
#include "TStyle.h"
#include <algorithm>
#include <iomanip>
#include <iostream>
#include <thread>
#include <vector>
// #include "Pythia8Plugins/ProgressLog.h"
// ritorna la stringa del tempo da secondi al formato h,m,s
std::string formatHMSTime(double seconds) {
int const h = static_cast<int>(seconds) / 3600; // ore rimaste
int const m = (static_cast<int>(seconds) % 3600) / 60; // min rimasti
int const s = static_cast<int>(seconds) % 60; // secondi rimasti
std::ostringstream timeStream; // elemento ostringstream da costruire
timeStream << std::setw(2) << std::setfill('0') << h << "h" << std::setw(2)
<< std::setfill('0') << m << "m" << std::setw(2)
<< std::setfill('0') << s << "s";
return timeStream.str();
}
// mostra una barra di progressione
void showProgressBar(int progress, int total, double elapsed_time) {
int const barWidth = 40; // Larghezza in pixel della barra di progresso
float const progressPercentage = (float)progress / total;
std::cout << "\033[33m[";
for (int i = 0; i < barWidth; ++i) {
if (i < barWidth * progressPercentage)
std::cout << "#";
else
std::cout << " ";
}
// tempo totale stimato
double const estimated_total_time = (elapsed_time / progress) * total;
std::cout
<< "] " << int(progressPercentage * 100.0) << "% (" << progress
<< " ev., required: " << formatHMSTime(estimated_total_time)
<< ", remaining: \033[33m["
<< formatHMSTime(estimated_total_time - elapsed_time) << "\033[0m)"
<< "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"
"\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"
"\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"
"\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b";
std::cout.flush(); // Assicura che la barra venga aggiornata immediatamente
}
// mostra il tempo rimanente per la generazione
void showRemainingTime(int progress, int total, double elapsed_time, int seed) {
float const progressPercentage = (float)progress / total;
std::cout << "\033[33m";
// tempo totale stimato
double const estimated_total_time = (elapsed_time / progress) * total;
std::cout << "th. " << seed << ": " << progress << " ev., "
<< int(progressPercentage * 100.0)
<< "%, total time: " << formatHMSTime(estimated_total_time)
<< ", remaining: \033[33m"
<< formatHMSTime(estimated_total_time - elapsed_time) << "\033[0m"
<< '\n';
}
// numero di thread disponibili
const UInt_t g_poolSize = 8U;
/* void BinLogX(TH1 *h) {
TAxis *axis = h->GetXaxis();
int bins = axis->GetNbins();
Axis_t from = axis->GetXmin();
Axis_t to = axis->GetXmax();
Axis_t width = (to - from) / bins;
Axis_t *new_bins = new Axis_t[bins + 1];
for (int i = 0; i <= bins; i++) {
new_bins[i] = TMath::Power(10, from + i * width);
}
axis->Set(bins, new_bins);
delete new_bins;
} */
int main142(const int nevs = 1e4, const bool Dprod = 1,
const bool coal_mod = 0) {
ROOT::EnableThreadSafety();
gStyle->SetOptStat(2200);
// gStyle->SetOptFit(1111);
Int_t n_bins_pp = 68; // il numero dei bin per istogrammi di protoni
Int_t n_bins_DD = 47; // il numero dei bin per deuteroni
// il numero dei bin deve essere calcolato contando il numero dei limiti dei
// bin sottraendo 1, quindi se ci sono 40 bin allora quello che si deve fare è
// mettere nbin = #valori - 1
// binnaggio pazzo del cern per istogrammi di protoni
Double_t bin_edges_pp[] = {
0.005, 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.09, 0.11, 0.13, 0.15,
0.175, 0.20, 0.225, 0.25, 0.275, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6,
0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 0.95, 1.0, 1.1, 1.2, 1.3, 1.4,
1.5, 1.6, 1.7, 1.8, 1.9, 2, 2.2, 2.4, 2.6, 2.8, 3, 3.2,
3.4, 3.6, 3.8, 4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16, 18, 20};
// binnaggio pazzo del cern per istogrammi di deuteroni
Double_t bin_edges_DD[] = {
0.005, 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.09, 0.11, 0.13, 0.15,
0.175, 0.20, 0.225, 0.25, 0.275, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6,
0.65, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.4, 1.6, 1.8, 2, 2.2,
2.6, 3, 3.4, 3.8, 4, 4.5, 5, 5.5, 6, 6.5, 7, 8};
ROOT::TThreadedObject<TH1D> th_h_pt_proton(
"h_pt_proton",
"Proton #it{p}_{t} distribution;Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_pp, bin_edges_pp);
ROOT::TThreadedObject<TH1D> th_h_pt_antiproton(
"h_pt_antiproton",
"Antiproton #it{p}_{t} distribution;Transverse momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_pp, bin_edges_pp);
ROOT::TThreadedObject<TH1D> th_h_pt_tot_pp(
"h_pt_tot_pp",
"p+#bar{p} #it{p}_{t} distribution;Transverse momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_pp, bin_edges_pp);
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron(
"h_pt_deuteron",
"Deuteron #it{p}_{t} distribution;Transverse momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron(
"h_pt_antideuteron",
"Antideuteron #it{p}_{t} distribution;Transverse momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
ROOT::TThreadedObject<TH1D> th_h_pt_tot_DD(
"h_pt_tot_DD",
"D+#bar{D} #it{p}_{t} distribution;Transverse momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
std::vector<ROOT::TThreadedObject<TH1D> *> h_main_vector_th;
h_main_vector_th.push_back(&th_h_pt_proton);
h_main_vector_th.push_back(&th_h_pt_antiproton);
h_main_vector_th.push_back(&th_h_pt_tot_pp);
h_main_vector_th.push_back(&th_h_pt_deuteron);
h_main_vector_th.push_back(&th_h_pt_antideuteron);
h_main_vector_th.push_back(&th_h_pt_tot_DD);
/////////////////////////////////////////////////////////////////////////////
// distribuzione di D prodotti da p+n________________________________________
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_in_p_n(
"h_pt_deuteron_in_p_n",
"Deuteron #it{p}_{t} distribution from p+n;Transverse momentum "
"#it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da p+n a g+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_g_D(
"h_pt_deuteron_out_g_D",
"D #it{p}_{t} distribution from p+n to #gamma+D;Transverse momentum "
"#it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da p+n a pi0+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_pi0_D(
"h_pt_deuteron_out_pi0_D",
"D #it{p}_{t} distribution from p+n to #pi^{0}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da p+n a piP+piM+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_piP_piM_D(
"h_pt_deuteron_out_piP_piM_D",
"D #it{p}_{t} distribution from p+n to #pi^{+}+#pi^{-}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da p+n a pi0+pi0+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_pi0_pi0_D(
"h_pt_deuteron_out_pi0_pi0_D",
"D #it{p}_{t} distribution from p+n to #pi^{0}+#pi^{0}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
std::vector<ROOT::TThreadedObject<TH1D> *> h_vector_deuteron_th;
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_in_p_n);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_g_D);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_pi0_D);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_piP_piM_D);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_pi0_pi0_D);
// distribuzione di D prodotti da p+p________________________________________
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_in_p_p(
"h_pt_deuteron_in_p_p",
"Deuteron #it{p}_{t} distribution from p+p;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da p+p a piP+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_piP_D(
"h_pt_deuteron_out_piP_D",
"D #it{p}_{t} distribution from p+p to #pi^{+}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da p+p a piP+pi0+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_piP_pi0_D(
"h_pt_deuteron_out_piP_pi0_D",
"D #it{p}_{t} distribution from p+p to #pi^{+}+#pi^{0}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_in_p_p);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_piP_D);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_piP_pi0_D);
// distribuzione di D prodotti da n+n________________________________________
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_in_n_n(
"h_pt_deuteron_in_n_n",
"Deuteron #it{p}_{t} distribution from n+n;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da n+n a piM+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_piM_D(
"h_pt_deuteron_out_piM_D",
"D #it{p}_{t} distribution from p+p to #pi^{-}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D prodotti da n+n a piM+pi0+D
ROOT::TThreadedObject<TH1D> th_h_pt_deuteron_out_piM_pi0_D(
"h_pt_deuteron_out_piM_pi0_D",
"D #it{p}_{t} distribution from p+p to #pi^{-}+#pi^{0}+D;Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_in_n_n);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_piM_D);
h_vector_deuteron_th.push_back(&th_h_pt_deuteron_out_piM_pi0_D);
///////////////////////////////////////////////////////////////////////////////
// distribuzione di D- prodotti da p+n________________________________________
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_in_p_n(
"h_pt_antideuteron_in_p_n",
"Antideuteron #it{p}_{t} distribution from #bar{p}+#bar{n};Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da p+n a g+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_g_D(
"h_pt_antideuteron_out_g_D",
"#bar{D} #it{p}_{t} distribution from #bar{p}+#bar{n} to "
"#gamma+#bar{D};Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da p+n a pi0+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_pi0_D(
"h_pt_antideuteron_out_pi0_D",
"#bar{D} #it{p}_{t} distribution from #bar{p}+#bar{n} to "
"#pi^{0}+#bar{D};Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da p+n a piP+piM+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_piP_piM_D(
"h_pt_antideuteron_out_piP_piM_D",
"#bar{D} #it{p}_{t} distribution from #bar{p}+#bar{n} to "
"#pi^{+}+#pi^{-}+#bar{D};Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da p+n a pi0+pi0+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_pi0_pi0_D(
"h_pt_antideuteron_out_pi0_pi0_D",
"#bar{D} #it{p}_{t} distribution from #bar{p}+#bar{n} to "
"#pi^{0}+#pi^{0}+#bar{D};Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
std::vector<ROOT::TThreadedObject<TH1D> *> h_vector_antideuteron_th;
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_in_p_n);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_g_D);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_pi0_D);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_piP_piM_D);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_pi0_pi0_D);
// distribuzione di D- prodotti da p+p________________________________________
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_in_p_p(
"h_pt_antideuteron_in_p_p",
"Antideuteron #it{p}_{t} distribution from #bar{p}+#bar{p};Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da p+p a piM+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_piM_D(
"h_pt_antideuteron_out_piM_D",
"#bar{D} #it{p}_{t} distribution from #bar{p}+#bar{p} to "
"#pi^{-}+#bar{D};Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da p+p a piM+pi0+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_pi0_piM_D(
"h_pt_antideuteron_out_pi0_piM_D",
"#bar{D} #it{p}_{t} distribution from #bar{p}+#bar{p} to "
"#pi^{-}+#pi^{0}+#bar{D};Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_in_p_p);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_piM_D);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_pi0_piM_D);
// distribuzione di D- prodotti da n+n________________________________________
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_in_n_n(
"h_pt_antideuteron_in_n_n",
"Antideuteron #it{p}_{t} distribution from #bar{n}+#bar{n};Transverse "
"momentum #it{p}_{t} "
"[GeV/c];#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da n+n a piP+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_piP_D(
"h_pt_antideuteron_out_piP_D",
"#bar{D} #it{p}_{t} distribution from #bar{n}+#bar{n} to "
"#pi^{+}+#bar{D};Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
//// distribuzione di D- prodotti da n+n a piP+pi0+D-
ROOT::TThreadedObject<TH1D> th_h_pt_antideuteron_out_piP_pi0_D(
"h_pt_antideuteron_out_piP_pi0_D",
"#bar{D} #it{p}_{t} distribution from #bar{n}+#bar{n} to "
"#pi^{+}+#pi^{0}+#bar{D};Transverse momentum #it{p}_{t} [GeV/c];"
"#frac{1}{#it{N}_{events}}#frac{d^{2}#it{N}}{d#it{p}_{t}d#it{y}} "
"[(GeV/c)^{-1}];",
n_bins_DD, bin_edges_DD);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_in_n_n);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_piP_D);
h_vector_antideuteron_th.push_back(&th_h_pt_antideuteron_out_piP_pi0_D);
// vettori di thread
std::vector<std::thread> th_vect;
auto main_lambda = [&](int seed) {
// creiamo dei puntatori di istogrammi sullo stack così che accedervi costi
// meno memoria
std::vector<std::shared_ptr<TH1D>> h_main_vector(h_main_vector_th.size());
for (size_t i = 0; i != h_main_vector_th.size(); i++) {
h_main_vector[i] = h_main_vector_th[i]->Get();
}
std::vector<std::shared_ptr<TH1D>> h_vector_deuteron(
h_vector_deuteron_th.size());
for (size_t i = 0; i != h_vector_deuteron_th.size(); i++) {
h_vector_deuteron[i] = h_vector_deuteron_th[i]->Get();
}
std::vector<std::shared_ptr<TH1D>> h_vector_antideuteron(
h_vector_antideuteron_th.size());
for (size_t i = 0; i != h_vector_antideuteron_th.size(); i++) {
h_vector_antideuteron[i] = h_vector_antideuteron_th[i]->Get();
}
// Inizializzazione impostazioni di pythia
Pythia8::Pythia pythia;
pythia.readString("Beams:eCM = 13000.");
pythia.readString("Beams:idA = 2212");
pythia.readString("Beams:idB = 2212");
pythia.readString("Beams:frameType = 1");
pythia.readString("Random:setSeed = on");
pythia.readString(Form("Random:seed = 1%d", seed));
pythia.readString("Next:numberCount = 0"); // numero dei conti disattivato
pythia.readString("PartonVertex:setVertex = on");
pythia.readString("Fragmentation:setVertices = on");
pythia.readString("Tune:pp = 4");
pythia.readString("HardQCD:all = off");
pythia.readString("LowEnergyQCD:all = off");
pythia.readString("SoftQCD:inelastic = on");
if (Dprod == true) {
// attiva la produzione di deuteroni
pythia.readString("HadronLevel:DeuteronProduction = on");
if (coal_mod == 1) {
// modello di coalescenza prevede solo capture radiattiva
// normalizzazione = 1 perché vogliamo essere certi che verrà prodotta
// il deuterone
pythia.readString("DeuteronProduction:norm = 1");
// solo capture radiattiva
pythia.readString("DeuteronProduction:channels = {2212 2112 > 22}");
// modifica del primo canale di produzione (a quello di coalescenza)
pythia.readString("DeuteronProduction:models = {0}");
// modifica del param del primo canale di produzione
pythia.readString("DeuteronProduction:parms = {0.195 1}");
} else {
// norm = 1000 / (3.179165 * value_from_table)
// norm default = 119.6 [A]
// norm deuterone = 183.5597586 [B]
// (norm antideut = 200.51252128 [C])
// norm fit di [A,B] = 137.26665 [D] <- migliore
// norm coalescenza = 1 [E] mod coalescenza
// norm fit 1/x = 133.581 [F]
pythia.readString("DeuteronProduction:norm = 119.6");
}
} else {
pythia.readString("HadronLevel:DeuteronProduction = off");
}
// se Pythia si rompe, uccidi il programma.
if (!pythia.init()) {
std::cout << "LEO_ERROR: Pythia initialization: negative" << '\n';
return;
}
// evento corrente della simulazione
auto &event = pythia.event;
// array per contenere le pdg codes delle particelle prodotte da una rezione
// con D
std::array<int, 3> PDGarray;
TStopwatch stopwatch;
stopwatch.Start();
double elapsed_time; // Tempo reale trascorso
double estimated_total_time; // Stima del tempo totale
double remaining_time; // Stima del tempo rimanente
////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////
//////////////////////////PER OGNI EVENTO///////////////////////////////////
////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////
for (int iEvent = 0; iEvent < nevs; ++iEvent) {
if (!pythia.next()) // se il evento generato va a male skippa al prossimo
// evento
continue;
//________________________________________________________________________
//_______________per ogni particelle dell'evento__________________________
//________________________________________________________________________
for (int iParticle = 0; iParticle < event.size();
++iParticle) { // per ogni particella dell'evento
// la particella i-esima dell'evento del loop
auto &p = event[iParticle];
if (std::abs(p.y()) > 0.5) // se la rapidità di p è maggiore di 0.5
// skippa questa particella
continue;
if (!p.isFinal()) // skippa se la particella non è finale
continue;
// momento trasverso della particella corrente
const float pt = std::sqrt(p.px() * p.px() + p.py() * p.py());
// Qui riempiamo i nostri istogrammi per protoni, antiprotoni e deutoni
// e antideutoni
switch (p.id()) {
case 2212: // p+
h_main_vector[0]->Fill(pt);
break;
case -2212: // p-
h_main_vector[1]->Fill(pt);
break;
case 1000010020: // deuterone
{
PDGarray = {300, 300,
300}; // reset dell'array (300 perché non lo faccio
// corrispondere a nessuna particella)
h_main_vector[3]->Fill(pt);
const auto &mother1 = event[p.mother1()];
const int mom1id = mother1.id(); // pdg della mother1
const auto &mother2 = event[p.mother2()];
const int mom2id = mother2.id(); // pdg della mother2
// vettore degli indici delle particelle figlie
const auto &daughterlist = mother1.daughterList();
const int size = daughterlist.size();
// fill in reactions
if (mom1id == 2212 && mom2id == 2212) {
h_vector_deuteron[5]->Fill(pt); // p + p
} else if (mom1id == 2112 && mom2id == 2112) {
h_vector_deuteron[8]->Fill(pt); // n + n
} else if ((mom1id == 2212 && mom2id == 2112) ||
(mom1id == 2112 && mom2id == 2212)) {
h_vector_deuteron[0]->Fill(pt);
} else {
std::cout << "\033[1;31mLEO_WARNING\033[0m: couldn't identify the "
"mothers! (event: "
<< iEvent << ")" << '\n';
}
if (size == 2 || size == 3) {
for (int ip = 0; ip < size; ip++) {
PDGarray[ip] = (event[daughterlist[ip]]).id();
}
std::sort(PDGarray.begin(), PDGarray.end()); // riordina l'array
} else {
std::cout << "\033[1;31mLEO_WARNING\033[0m: Daughter list size was "
"neither 2 or 3 (event: "
<< iEvent << ", PDGarray: (" << PDGarray[0] << ','
<< PDGarray[1] << ',' << PDGarray[2] << "))\n";
return;
}
if (PDGarray[2] == 1000010020) {
// fill out reactions
switch (PDGarray[0]) {
// g + ... + D
case 22:
switch (PDGarray[1]) {
// g + D
case 300:
h_vector_deuteron[1]->Fill(pt); // g + D
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
// piP + ... + D
case 211:
switch (PDGarray[1]) {
case 300:
h_vector_deuteron[6]->Fill(pt); // piP + D
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
// pi0 + ... + D
case 111:
switch (PDGarray[1]) {
// pi0 + D
case 300:
h_vector_deuteron[2]->Fill(pt);
break;
// pi0 + pi0 + D
case 111:
h_vector_deuteron[4]->Fill(pt);
break;
// pi0 + piP + D
case 211:
h_vector_deuteron[7]->Fill(pt);
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
// piM + ... + D
case -211:
switch (PDGarray[1]) {
// piM + D
case 300:
h_vector_deuteron[9]->Fill(pt);
break;
// piM + piP + D
case 211:
h_vector_deuteron[3]->Fill(pt);
break;
// piM + pi0 + D
case 111:
h_vector_deuteron[10]->Fill(pt);
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 1 ("
<< PDGarray[0]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
} else {
std::cout << "\033[1;31m\033[1;31mLEO_WARNING\033[0m\033[0m: "
"daughter n. 3 is not an expected result "
"(expected: 1000010020, result: ("
<< PDGarray[0] << ',' << PDGarray[1] << ',' << PDGarray[2]
<< "))\n";
return;
}
} break; // fine deuterone
case -1000010020: // antideuterone
{
h_main_vector[4]->Fill(pt);
PDGarray = {-300, -300,
-300}; // reset dell'array (-300 perché non lo faccio
// corrispondere a nessuna particella)
const auto &mother1 = event[p.mother1()];
const int mom1id = mother1.id(); // pdg della mother1
const auto &mother2 = event[p.mother2()];
const int mom2id = mother2.id(); // pdg della mother2
// vettore degli indici delle particelle figlie
const auto &daughterlist = mother1.daughterList();
const int size = daughterlist.size();
// fill in reactions
if (mom1id == -2212 && mom2id == -2212) {
h_vector_antideuteron[5]->Fill(pt);
} else if (mom1id == -2112 && mom2id == -2112) {
h_vector_antideuteron[8]->Fill(pt);
} else if ((mom1id == -2212 && mom2id == -2112) ||
(mom1id == -2112 && mom2id == -2212)) {
h_vector_antideuteron[0]->Fill(pt);
} else {
std::cout << "\033[1;31mLEO_WARNING\033[0m: couldn't identify the "
"mothers! (event: "
<< iEvent << ")" << '\n';
}
if (size == 2 || size == 3) {
for (int ip = 0; ip < size; ip++) {
PDGarray[ip] = (event[daughterlist[ip]]).id();
}
std::sort(PDGarray.begin(), PDGarray.end()); // riordina l'array
} else {
std::cout << "\033[1;31mLEO_WARNING\033[0m: Daughter list size was "
"neither 2 or 3 (event: "
<< iEvent << ", PDGarray: (" << PDGarray[0] << ','
<< PDGarray[1] << ',' << PDGarray[2] << "))\n";
return;
}
if (PDGarray[0] == -1000010020) {
// fill out reactions
switch (PDGarray[2]) {
// g + ... + D-
case 22:
switch (PDGarray[1]) {
// g + D-
case -300:
h_vector_antideuteron[1]->Fill(pt); // g + D
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
// piM + ... + D-
case -211:
switch (PDGarray[1]) {
case -300: // piM + D-
h_vector_antideuteron[6]->Fill(pt);
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
// pi0 + ... + D-
case 111:
switch (PDGarray[1]) {
// pi0 + D-
case -300:
h_vector_antideuteron[2]->Fill(pt);
break;
// pi0 + pi0 + D-
case 111:
h_vector_antideuteron[4]->Fill(pt);
break;
// pi0 + piM + D-
case -211:
h_vector_antideuteron[7]->Fill(pt);
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
// piP + ... + D-
case 211:
switch (PDGarray[1]) {
// piP + D-
case -300:
h_vector_antideuteron[9]->Fill(pt);
break;
// piP + piM + D-
case -211:
h_vector_antideuteron[3]->Fill(pt);
break;
// piP + pi0 + D-
case 111:
h_vector_antideuteron[10]->Fill(pt);
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 2 ("
<< PDGarray[1]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
break;
default:
std::cout << "\033[1;31mLEO_WARNING\033[0m: daughter n. 3 ("
<< PDGarray[2]
<< ") is not an expected result (PDGarray: ("
<< PDGarray[0] << ',' << PDGarray[1] << ','
<< PDGarray[2] << "))\n";
break;
}
} else {
std::cout << "\033[1;31mLEO_WARNING\033[0m: "
"daughter n. 1 is not an expected result "
"(expected: -1000010020, result: ("
<< PDGarray[0] << ',' << PDGarray[1] << ',' << PDGarray[2]
<< "))\n";
return;
}
} // fine antideuterone
break;
}
}
if (iEvent % 1000 == 0) {
elapsed_time = stopwatch.RealTime();
stopwatch.Continue(); // riprendi il cronometro
// mostra la barra di progressione
showRemainingTime(iEvent, nevs, elapsed_time, seed);
// std::cout << "event of th " << seed << ": " << iEvent << '\n'; //
// debug
}
// logger(iEvent);
}
return;
}; // fine simulazione
// sequenza di seed che va da 0 a g_poolSize
auto seeds = ROOT::TSeqI(0, g_poolSize);
std::cout << "debug 1" << '\n'; // debug
// comincia la generazione multithread
for (auto seed : ROOT::TSeqI(seeds)) {
th_vect.emplace_back(main_lambda, seed);
}
// aspetta per il termine di altri thread
for (auto &&i_th : th_vect) {
std::cout << "debug 1a" << '\n'; // debug
i_th.join();
}
std::cout << "debug 2" << '\n'; // debug
std::vector<std::shared_ptr<TH1D>> h_main_vector(h_main_vector_th.size());
for (size_t i = 0; i != h_main_vector.size(); i++) {
h_main_vector[i] = h_main_vector_th[i]->Merge();
}
std::cout << "debug 3.1" << '\n'; // debug
std::vector<std::shared_ptr<TH1D>> h_vector_deuteron(
h_vector_deuteron_th.size());
for (size_t i = 0; i != h_vector_deuteron.size(); i++) {
h_vector_deuteron[i] = h_vector_deuteron_th[i]->Merge();
}
std::cout << "debug 3.2" << '\n'; // debug
std::vector<std::shared_ptr<TH1D>> h_vector_antideuteron(
h_vector_antideuteron_th.size());
for (size_t i = 0; i != h_vector_antideuteron_th.size(); i++) {
h_vector_antideuteron[i] = h_vector_antideuteron_th[i]->Merge();
}
std::cout << "debug 3.3" << '\n'; // debug
// riempimento istogrammi totali dei protoni e dei deuteroni
h_main_vector[2]->Add(h_main_vector[0].get(), h_main_vector[1].get(), 1, 1);
h_main_vector[5]->Add(h_main_vector[3].get(), h_main_vector[4].get(), 1, 1);
// lambda da applicare a tutti gli istogrammi
auto action_hist_lambda = [nevs](std::shared_ptr<TH1D> hist) {
if (hist) {
// riscalaggio grafici
hist->Scale(1. / (nevs * g_poolSize), "width");
// salvataggio grafici
hist->Write();
}
};
std::cout << "debug 4" << '\n'; // debug
// file di output
TFile *resultfile = new TFile("main142_th.root", "RECREATE");
// sotto directory
TDirectory *p_D_dir = resultfile->mkdir("p_D_production");
TDirectory *deuteron_dir = resultfile->mkdir("deuteron");
TDirectory *antideuteron_dir = resultfile->mkdir("antideuteron");
gDirectory->cd("p_D_production");
// riscala e salva gli istogrammi
std::for_each(h_main_vector.begin(), h_main_vector.end(), action_hist_lambda);
gDirectory->cd("..");
// vai nella cartella deuteron
gDirectory->cd("deuteron");
std::for_each(h_vector_deuteron.begin(), h_vector_deuteron.end(),
action_hist_lambda);
gDirectory->cd("..");
// vai nella cartella antideuteron
gDirectory->cd("antideuteron");
std::for_each(h_vector_antideuteron.begin(), h_vector_antideuteron.end(),
action_hist_lambda);
gDirectory->cd("..");
std::cout << "debug 5" << '\n'; // debug
resultfile->Close(); // chiusura file
std::cout << "debug 6" << '\n'; // debug
return 0;
}