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shahor02 merged 6 commits into from
Nov 17, 2025
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dev: improvements of pb lumi macro #14822

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dev: improvements of pb lumi macro
Nov 15, 2025
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134 changes: 106 additions & 28 deletions Detectors/CTP/macro/PlotPbLumi.C
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Original file line number Diff line number Diff line change
Expand Up @@ -9,10 +9,10 @@
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.

/// \file TestCTPScalers.C
/// \file PlotPbLumi.C
/// \brief create CTP scalers, test it and add to database
/// \author Roman Lietava
// root -b -q "GetScalers.C(\"519499\", 1656286373953)"
// root "PLotPbLumi.C(519499)"
#if !defined(__CLING__) || defined(__ROOTCLING__)

#include <fairlogger/Logger.h>
Expand All @@ -30,33 +30,48 @@
#include <iostream>
#endif
using namespace o2::ctp;
void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-test.cern.ch:8080")
//
// sum = 0: TCE and TSC separatelly otherwise TCE and (TCE+TSC)
// qc = 0: takes scalers from CCDB (available only for finished runs) otherwise from QCCDB (available for active runs)
// t0-tlast: window in seconds counted from beginning of run
//
void PlotPbLumi(int runNumber = 567905, bool sum = 0, bool qc = 0, Double_t t0 = 0., Double_t tlast = 0.)
{ //
// what = 1: znc rate
// what = 2: (TCE+TSC)/ZNC
// what = 3: TCE/ZNC
std::string mCCDBPathCTPScalers = "CTP/Calib/Scalers";
// PLots in one canvas
// znc rate/28
// R = (TCE+TSC)*TVX*B*/ZNC*28
// R = TCE*TVX*B/ZNC*28
// R = VCH*TVX*B/ZNC*28
std::string ccdbHost = "http://alice-ccdb.cern.ch";
std::string mCCDBPathCTPScalers = "/CTP/Calib/Scalers";
std::string mCCDBPathCTPScalersQC = "qc/CTP/Scalers";
std::string mCCDBPathCTPConfig = "CTP/Config/Config";
auto& ccdbMgr = o2::ccdb::BasicCCDBManager::instance();
// Timestamp
auto soreor = ccdbMgr.getRunDuration(runNumber);
uint64_t timeStamp = (soreor.second - soreor.first) / 2 + soreor.first;
std::cout << "Timestamp:" << timeStamp << std::endl;
// Filling
std::string sfill = std::to_string(fillN);
std::map<string, string> metadata;
metadata["fillNumber"] = sfill;
auto lhcifdata = ccdbMgr.getSpecific<o2::parameters::GRPLHCIFData>("GLO/Config/GRPLHCIF", timeStamp, metadata);
auto lhcifdata = ccdbMgr.getForRun<o2::parameters::GRPLHCIFData>("GLO/Config/GRPLHCIF", runNumber);
// auto lhcifdata = ccdbMgr.getSpecific<o2::parameters::GRPLHCIFData>("GLO/Config/GRPLHCIF", timeStamp, metadata);
if (!lhcifdata) {
throw std::runtime_error("No GRPLHCIFData for run " + std::to_string(runNumber));
}
auto bfilling = lhcifdata->getBunchFilling();
std::vector<int> bcs = bfilling.getFilledBCs();
int nbc = bcs.size();
std::cout << "Number of interacting bc:" << nbc << std::endl;
// Scalers
std::string srun = std::to_string(runNumber);
metadata.clear(); // can be empty
std::map<string, string> metadata;
metadata["runNumber"] = srun;
ccdbMgr.setURL("http://ccdb-test.cern.ch:8080");
auto scl = ccdbMgr.getSpecific<CTPRunScalers>(mCCDBPathCTPScalers, timeStamp, metadata);
CTPRunScalers* scl = nullptr;
if (qc) {
ccdbMgr.setURL("http://ali-qcdb-gpn.cern.ch:8083");
scl = ccdbMgr.getSpecific<CTPRunScalers>(mCCDBPathCTPScalersQC, timeStamp, metadata);
} else {
scl = ccdbMgr.getSpecific<CTPRunScalers>(mCCDBPathCTPScalers, timeStamp, metadata);
}
if (scl == nullptr) {
LOG(info) << "CTPRunScalers not in database, timestamp:" << timeStamp;
return;
Expand All @@ -65,6 +80,7 @@ void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-te
std::vector<CTPScalerRecordO2> recs = scl->getScalerRecordO2();
//
// CTPConfiguration ctpcfg;
ccdbMgr.setURL("http://alice-ccdb.cern.ch");
auto ctpcfg = ccdbMgr.getSpecific<CTPConfiguration>(mCCDBPathCTPConfig, timeStamp, metadata);
if (ctpcfg == nullptr) {
LOG(info) << "CTPRunConfig not in database, timestamp:" << timeStamp;
Expand All @@ -85,6 +101,7 @@ void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-te
int tsc = 255;
int tce = 255;
int vch = 255;
int zncclsi = 255;
for (auto const& cls : ctpcls) {
if (cls.name.find("CMTVXTSC-B-NOPF") != std::string::npos && tsc == 255) {
int itsc = cls.getIndex();
Expand All @@ -104,6 +121,12 @@ void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-te
// vch = scl->getScalerIndexForClass(ivch);
std::cout << cls.name << ":" << vch << ":" << ivch << std::endl;
}
if (cls.name.find("C1ZNC-B-NOPF-CRU") != std::string::npos) {
int iznc = cls.getIndex();
zncclsi = clsIndexToScaler[iznc];
// vch = scl->getScalerIndexForClass(ivch);
std::cout << cls.name << ":" << zncclsi << ":" << iznc << std::endl;
}
}
if (tsc == 255 || tce == 255 || vch == 255) {
std::cout << " One of dcalers not available, check config to find alternative)" << std::endl;
Expand All @@ -120,11 +143,39 @@ void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-te
double_t orbit0 = recs[0].intRecord.orbit;
int n = recs.size() - 1;
std::cout << " Run duration:" << Trun << " Scalers size:" << n + 1 << std::endl;
Double_t x[n], znc[n], zncpp[n];
Double_t tcetsctoznc[n], tcetoznc[n], vchtoznc[n];
for (int i = 0; i < n; i++) {
x[i] = (double_t)(recs[i + 1].intRecord.orbit + recs[i].intRecord.orbit) / 2. - orbit0;
x[i] *= 88e-6;
//
int i0 = 0;
int ilast = 0;
if (t0 != 0. || tlast != 0.) {
for (int i = 0; i < n; i++) {
double_t ttime = recs[i].epochTime - time0;
if (!i0 && t0 < ttime) {
i0 = i;
}
if (!ilast && tlast < ttime) {
ilast = i;
}
}
} else {
ilast = n;
}
n = ilast - i0;
std::cout << "i0:" << i0 << " ilast:" << ilast << std::endl;
// Double_t x[n], znc[n], zncpp[n];
std::vector<Double_t> xvec(n), zncvec(n), zncppvec(n), zncclassvec(n);
Double_t* x = xvec.data();
Double_t* znc = zncvec.data();
Double_t* zncpp = zncppvec.data();
Double_t* zncclass = zncclassvec.data();
// Double_t tcetsctoznc[n], tcetoznc[n], vchtoznc[n];
std::vector<Double_t> tcetsctozncvec(n), tcetozncvec(n), vchtozncvec(n);
Double_t* tcetsctoznc = tcetsctozncvec.data();
Double_t* tcetoznc = tcetozncvec.data();
Double_t* vchtoznc = vchtozncvec.data();
for (int i = i0; i < ilast; i++) {
int iv = i - i0;
x[iv] = (double_t)(recs[i + 1].intRecord.orbit + recs[i].intRecord.orbit) / 2. - orbit0;
x[iv] *= 88e-6;
// x[i] = (double_t)(recs[i+1].epochTime + recs[i].epochTime)/2.;
double_t tt = (double_t)(recs[i + 1].intRecord.orbit - recs[i].intRecord.orbit);
tt = tt * 88e-6;
Expand All @@ -133,33 +184,53 @@ void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-te
double_t znci = (double_t)(recs[i + 1].scalersInps[25] - recs[i].scalersInps[25]);
double_t mu = -TMath::Log(1. - znci / tt / nbc / frev);
double_t zncipp = mu * nbc * frev;
zncpp[i] = zncipp / 28.;
znc[i] = znci / 28. / tt;
zncpp[iv] = zncipp / 28.;
znc[iv] = znci / 28. / tt;
// znc class
znci = recs[i + 1].scalers[zncclsi].l1Before - recs[i].scalers[zncclsi].l1Before;
zncclass[iv] = znci / 28. / tt;
// std::cout << znc[i]/zncclass[i] << std::endl;
//
auto had = recs[i + 1].scalers[tce].lmBefore - recs[i].scalers[tce].lmBefore;
double_t had = 0;
if (sum) {
had += recs[i + 1].scalers[tce].lmBefore - recs[i].scalers[tce].lmBefore;
}
double_t mutce = -TMath::Log(1. - had / tt / nbc / frev);
// std::cout << recs[i+1].scalers[tce].lmBefore << std::endl;
had += recs[i + 1].scalers[tsc].lmBefore - recs[i].scalers[tsc].lmBefore;
// rat = (double_t)(had)/double_t(recs[i+1].scalersInps[25] - recs[i].scalersInps[25])*28;
tcetsctoznc[i] = (double_t)(had) / zncpp[i] / tt;
tcetsctoznc[iv] = (double_t)(had) / zncpp[iv] / tt;
had = recs[i + 1].scalers[tce].lmBefore - recs[i].scalers[tce].lmBefore;
// rat = (double_t)(had)/double_t(recs[i+1].scalersInps[25] - recs[i].scalersInps[25])*28;
tcetoznc[i] = (double_t)(had) / zncpp[i] / tt;
tcetoznc[iv] = (double_t)(had) / zncpp[iv] / tt;
had = recs[i + 1].scalers[vch].lmBefore - recs[i].scalers[vch].lmBefore;
double_t muvch = -TMath::Log(1. - had / tt / nbc / frev);

// rat = (double_t)(had)/double_t(recs[i+1].scalersInps[25] - recs[i].scalersInps[25])*28;
vchtoznc[i] = (double_t)(had) / zncpp[i] / tt;
vchtoznc[iv] = (double_t)(had) / zncpp[iv] / tt;
// std::cout << "muzdc:" << mu << " mu tce:" << mutce << " muvch:" << muvch << std::endl;
}
//
gStyle->SetMarkerSize(0.5);
TGraph* gr1 = new TGraph(n, x, znc);
TGraph* gr11 = new TGraph(n, x, zncpp); // PileuP corrected
TGraph* gr12 = new TGraph(n, x, zncclass); // NOT PileuP corrected
TGraph* gr2 = new TGraph(n, x, tcetsctoznc);
TGraph* gr3 = new TGraph(n, x, tcetoznc);
TGraph* gr4 = new TGraph(n, x, vchtoznc);
gr1->SetMarkerStyle(20);
gr11->SetMarkerStyle(20);
gr12->SetMarkerStyle(20);
gr11->SetMarkerColor(kRed);
gr12->SetMarkerColor(kBlue);
gr2->SetMarkerStyle(21);
gr3->SetMarkerStyle(23);
gr4->SetMarkerStyle(23);
gr1->SetTitle("R=ZNC/28 rate [Hz]; time[sec]; R");
gr2->SetTitle("R=(TSC+TCE)*TVTX*B*28/ZNC; time[sec]; R");
if (sum) {
gr2->SetTitle("R=(TSC+TCE)*TVTX*B*28/ZNC; time[sec]; R");
} else {
gr2->SetTitle("R=(TSC)*TVTX*B*28/ZNC; time[sec]; R");
}
// gr2->GetHistogram()->SetMaximum(1.1);
// gr2->GetHistogram()->SetMinimum(0.9);
gr3->SetTitle("R=(TCE)*TVTX*B*28/ZNC; time[sec]; R");
Expand All @@ -168,10 +239,17 @@ void PlotPbLumi(int runNumber, int fillN, std::string ccdbHost = "http://ccdb-te
gr4->SetTitle("R=(VCH)*TVTX*B*28/ZNC; time[sec]; R");
// gr4->GetHistogram()->SetMaximum(0.6);
// gr4->GetHistogram()->SetMinimum(0.4);
TMultiGraph* mg1 = new TMultiGraph();
mg1->SetTitle("R=ZNC/28 rate [Hz] (red=PilUp Corrected); time[sec]; R");
mg1->Add(gr1);
mg1->Add(gr11);
mg1->Add(gr12);
TCanvas* c1 = new TCanvas("c1", srun.c_str(), 200, 10, 800, 500);
std::string title = "RUN " + std::to_string(runNumber);
c1->SetTitle(title.c_str());
c1->Divide(2, 2);
c1->cd(1);
gr1->Draw("AP");
mg1->Draw("AP");
c1->cd(2);
gr2->Draw("AP");
c1->cd(3);
Expand Down