PWGCF: switch from strings to arrays in few configurables + additiona… (AliceO2Group#8060)

* PWGCF: switch from strings to arrays in few configurables + additional fixes and insanity checks for weights

* PWFCF: formatter 1

* PWFCF: extra }

* PWFCF: formatter 2

Author: abilandz

PWGCF/MultiparticleCorrelations/Core/MuPa-Configurables.h

@@ -178,23 +178,22 @@ struct : ConfigurableGroup {
   Configurable<vector<int>> cfMultRangeInternalValidation{"cfMultRangeInternalValidation", {1000, 1001}, "{min, max}, with convention: min <= M < max"};
 } cf_iv;
 
-// Results histograms:
+// *) Results histograms:
 struct : ConfigurableGroup {
   Configurable<bool> cfSaveResultsHistograms{"cfSaveResultsHistograms", false, "save or not results histograms"};
   // Fixed-length binning (default):
   Configurable<vector<float>> cfFixedLength_mult_bins{"cfFixedLength_mult_bins", {2000, 0., 20000.}, "nMultBins, multMin, multMax"};
   Configurable<vector<float>> cfFixedLength_cent_bins{"cfFixedLength_cent_bins", {110, 0., 110.}, "nCentBins, centMin, centMax"};
   Configurable<vector<float>> cfFixedLength_pt_bins{"cfFixedLength_pt_bins", {1000, 0., 100.}, "nPtBins, ptMin, ptMax"};
   Configurable<vector<float>> cfFixedLength_eta_bins{"cfFixedLength_eta_bins", {1000, -2., 2.}, "nEtaBins, etaMin, etaMax"};
-  // Variable-length binning: TBI 20240113 I do it via string + tokenize + Atof(), use arrays eventually as for FixedLength case above.
   Configurable<bool> cfUseVariableLength_mult_bins{"cfUseVariableLength_mult_bins", false, "use or not variable-length multiplicity bins"};
-  Configurable<string> cfVariableLength_mult_bins{"cfVariableLength_mult_bins", "0.,100.,250.,1000.", "variable-length multiplicity bins"};
+  Configurable<vector<float>> cfVariableLength_mult_bins{"cfVariableLength_mult_bins", {0., 5., 6., 7., 8., 9., 100., 200., 500., 1000., 10000.}, "variable-length multiplicity bins"};
   Configurable<bool> cfUseVariableLength_cent_bins{"cfUseVariableLength_cent_bins", false, "use or not variable-length centrality bins"};
-  Configurable<string> cfVariableLength_cent_bins{"cfVariableLength_cent_bins", "0.,10.,50.,100.", "variable-length centrality bins"};
+  Configurable<vector<float>> cfVariableLength_cent_bins{"cfVariableLength_cent_bins", {0., 10., 50., 100.}, "variable-length centrality bins"};
   Configurable<bool> cfUseVariableLength_pt_bins{"cfUseVariableLength_pt_bins", false, "use or not variable-length pt bins"};
-  Configurable<string> cfVariableLength_pt_bins{"cfVariableLength_pt_bins", "1.0,2.0,5.0", "variable-length pt bins"};
+  Configurable<vector<float>> cfVariableLength_pt_bins{"cfVariableLength_pt_bins", {0.20, 0.30, 0.40, 0.65, 1.00, 2.00, 5.00}, "variable-length pt bins"};
   Configurable<bool> cfUseVariableLength_eta_bins{"cfUseVariableLength_eta_bins", false, "use or not variable-length eta bins"};
-  Configurable<string> cfVariableLength_eta_bins{"cfVariableLength_eta_bins", "-0.8,-0.4,0.0,0.4,0.8", "variable-length eta bins"};
+  Configurable<vector<float>> cfVariableLength_eta_bins{"cfVariableLength_eta_bins", {3.0, -1.0, -0.4, 0.0, 0.4, 1.0, 3.0}, "variable-length eta bins"};
 } cf_res;
 
 #endif // PWGCF_MULTIPARTICLECORRELATIONS_CORE_MUPA_CONFIGURABLES_H_

PWGCF/MultiparticleCorrelations/Core/MuPa-DataMembers.h

@@ -142,7 +142,7 @@ struct ParticleHistograms {
                                                                                 // if kTRUE, the ones for which fBookParticleHistograms2D[...] is kTRUE, are filled
   Bool_t fBookParticleHistograms2D[eParticleHistograms2D_N] = {kTRUE};          // book or not this 2D histogram, see configurable cfBookParticleHistograms2D
   Double_t fParticleHistogramsBins2D[eParticleHistograms2D_N][2][3] = {{{0.}}}; // [type - see enum][x,y][nBins,min,max]
-  TString fParticleHistogramsName2D[eParticleHistograms2D_N] = {""};            // name of particle histogram 2D, determined programatically from two 1D
+  TString fParticleHistogramsName2D[eParticleHistograms2D_N] = {""};            // name of particle histogram 2D, determined programatically from two 1D, in the format "%s_vs_%s"
 } ph;                                                                           // "ph" labels an instance of group of histograms "ParticleHistograms"
 
 // *) Particle cuts:
@@ -258,7 +258,7 @@ struct Results {                                   // This is in addition also s
 
   // Remark: These settings apply to following categories fCorrelationsPro, fNestedLoopsPro, fTest0Pro, and fResultsHist
   Float_t fResultsProFixedLengthBins[eAsFunctionOf_N][3] = {{0.}};                                                // [nBins,min,max]
-  TArrayD* fResultsProVariableLengthBins[eAsFunctionOf_N] = {NULL};                                               // here for each variable in eAsFunctionOf I specify array holding bin boundaries
+  TArrayF* fResultsProVariableLengthBins[eAsFunctionOf_N] = {NULL};                                               // here for each variable in eAsFunctionOf I specify array holding bin boundaries
   Bool_t fUseResultsProVariableLengthBins[eAsFunctionOf_N] = {kFALSE};                                            // use or not variable-length bins
   TString fResultsProVariableLengthBinsString[eAsFunctionOf_N] = {""};                                            // TBI 20240113 temporary I do it this way
   TString fResultsProXaxisTitle[eAsFunctionOf_N] = {"integrated", "multiplicity", "centrality", "p_{T}", "#eta"}; // keep ordering in sync with enum eAsFunctionOf