Feat: add additional debug histograms (#3723)

It has been observed that the distribution of shared clusters in the TPC
can be have very differently for different periods (at least for data
taken in 2022). Therefore we add additional debug histograms to study
this effect.

Co-authored-by: Anton Riedel <anton.riedel@tum.de>

Author: ariedel-cern

PWGCF/FemtoDream/FemtoDreamParticleHisto.h

@@ -77,10 +77,12 @@ class FemtoDreamParticleHisto
       mHistogramRegistry->add((folderName + folderSuffix + "/hCharge").c_str(), "; Charge; Entries", kTH1F, {{5, -2.5, 2.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hTPCfindable").c_str(), "; TPC findable clusters; Entries", kTH1F, {{163, -0.5, 162.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hTPCfound").c_str(), "; TPC found clusters; Entries", kTH1F, {{163, -0.5, 162.5}});
-      mHistogramRegistry->add((folderName + folderSuffix + "/hTPCcrossedOverFindable").c_str(), "; TPC ratio findable; Entries", kTH1F, {{100, 0.5, 1.5}});
+      mHistogramRegistry->add((folderName + folderSuffix + "/hTPCcrossedOverFindable").c_str(), "; TPC ratio findable over crossed; Entries", kTH1F, {{100, 0.5, 1.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hTPCcrossedRows").c_str(), "; TPC crossed rows; Entries", kTH1F, {{163, -0.5, 162.5}});
-      mHistogramRegistry->add((folderName + folderSuffix + "/hTPCfindableVsCrossed").c_str(), ";TPC findable clusters ; TPC crossed rows;", kTH2F, {{163, -0.5, 162.5}, {163, -0.5, 162.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hTPCshared").c_str(), "; TPC shared clusters; Entries", kTH1F, {{163, -0.5, 162.5}});
+      mHistogramRegistry->add((folderName + folderSuffix + "/hTPCsharedOverFound").c_str(), "; TPC ratio shared over found; Entries", kTH1F, {{1000, 0, 1}});
+      mHistogramRegistry->add((folderName + folderSuffix + "/hTPCfindableVsCrossed").c_str(), ";TPC findable clusters ; TPC crossed rows;", kTH2F, {{163, -0.5, 162.5}, {163, -0.5, 162.5}});
+      mHistogramRegistry->add((folderName + folderSuffix + "/hTPCfoundVsShared").c_str(), ";TPC found clusters ; TPC shared clusters;", kTH2F, {{163, -0.5, 162.5}, {163, -0.5, 162.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hITSclusters").c_str(), "; ITS clusters; Entries", kTH1F, {{10, -0.5, 9.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hITSclustersIB").c_str(), "; ITS clusters in IB; Entries", kTH1F, {{10, -0.5, 9.5}});
       mHistogramRegistry->add((folderName + folderSuffix + "/hDCAz").c_str(), "; #it{p} (GeV/#it{c}); DCA_{z} (cm)", kTH2F, {tempFitVarMomentumAxis, {500, -5, 5}});
@@ -258,6 +260,8 @@ class FemtoDreamParticleHisto
       mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hTPCcrossedRows"), part.tpcNClsCrossedRows());
       mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hTPCfindableVsCrossed"), part.tpcNClsFindable(), part.tpcNClsCrossedRows());
       mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hTPCshared"), part.tpcNClsShared());
+      mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hTPCsharedOverFound"), static_cast<float>(part.tpcNClsShared()) / static_cast<float>(part.tpcNClsFound()));
+      mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hTPCfoundVsShared"), part.tpcNClsFound(), part.tpcNClsShared());
       mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hITSclusters"), part.itsNCls());
       mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hITSclustersIB"), part.itsNClsInnerBarrel());
       mHistogramRegistry->fill(HIST(o2::aod::femtodreamparticle::ParticleTypeName[mParticleType]) + HIST(mFolderSuffix[mFolderSuffixType]) + HIST(o2::aod::femtodreamMCparticle::MCTypeName[mc]) + HIST("/hDCAz"), momentum, part.dcaZ());