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96624385 | 1 | /** |
2 | * @file AddTaskForwardQA.C | |
3 | * @author Christian Holm Christensen <cholm@dalsgaard.hehi.nbi.dk> | |
4 | * @date Wed Mar 23 12:14:03 2011 | |
5 | * | |
56236b95 | 6 | * @brief Include the Forward QA task in a train. |
96624385 | 7 | * |
bd6f5206 | 8 | * @ingroup pwglf_forward_scripts_tasks |
96624385 | 9 | */ |
10 | /** | |
bd6f5206 | 11 | * @defgroup pwglf_forward_qa Quality Assurance |
290052e7 | 12 | * |
13 | * Code to deal with Quality Assurance | |
14 | * | |
bd6f5206 | 15 | * @ingroup pwglf_forward_topical |
96624385 | 16 | */ |
96624385 | 17 | /** |
56236b95 | 18 | * This is the macro to include the Forward QA task in a train. |
96624385 | 19 | * |
56236b95 | 20 | * @param mc Monte-carlo input |
21 | * @param useCent Use centrality | |
22 | * | |
290052e7 | 23 | * @return newly constructured task object |
24 | * | |
bd6f5206 | 25 | * @ingroup pwglf_forward_eloss |
96624385 | 26 | */ |
27 | AliAnalysisTask* | |
e2213ed5 | 28 | AddTaskForwardQA(Bool_t mc=false, Bool_t useCent=false) |
96624385 | 29 | { |
56236b95 | 30 | // --- Load libraries ---------------------------------------------- |
bd6f5206 | 31 | gROOT->LoadClass("AliAODForwardMult", "libPWGLFforward2"); |
96624385 | 32 | |
56236b95 | 33 | // --- Get analysis manager ---------------------------------------- |
96624385 | 34 | AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager(); |
35 | if (!mgr) { | |
36 | Error("AddTaskForwardQA", "No analysis manager to connect to."); | |
37 | return NULL; | |
38 | } | |
39 | ||
40 | // --- Make the task and add it to the manager --------------------- | |
41 | AliForwardQATask* task = new AliForwardQATask("forwardQA"); | |
96624385 | 42 | mgr->AddTask(task); |
43 | ||
9b2f2e39 | 44 | |
45 | // --- Cuts -------------------------------------------------------- | |
46 | // Old style cuts | |
57522224 | 47 | // Double_t nXi = mc ? 2 : 2; //HHD test |
48 | // Bool_t includeSigma = false; //true; | |
9b2f2e39 | 49 | // High cuts for sharing filter |
50 | AliFMDMultCuts cHigh; | |
51 | cHigh.SetMPVFraction(0.7); | |
57522224 | 52 | cHigh.SetMultCuts(-1); |
53 | cHigh.SetNXi(2); | |
54 | // cHigh.SetMultCuts(100); | |
9b2f2e39 | 55 | // Low cuts for sharing and density calculator |
56 | AliFMDMultCuts cLow; | |
57522224 | 57 | // cLow.SetMultCuts(0.1, 0.1, 0.12, 0.1, 0.12); |
58 | cLow.SetMultCuts(0.3, 0.3, 0.3, 0.3, 0.3); | |
9b2f2e39 | 59 | // Density cuts |
96624385 | 60 | AliFMDMultCuts cDensity; |
57522224 | 61 | // cDensity.SetMPVFraction(0.7); |
62 | // cDensity.SetMultCuts(100); | |
63 | cDensity.SetMultCuts(0.3, 0.3, 0.3, 0.3, 0.3); | |
9b2f2e39 | 64 | |
96624385 | 65 | |
66 | // --- Set parameters on the algorithms ---------------------------- | |
67 | // Set the number of SPD tracklets for which we consider the event a | |
68 | // low flux event | |
69 | task->GetEventInspector().SetLowFluxCut(1000); | |
70 | // Set the maximum error on v_z [cm] | |
71 | task->GetEventInspector().SetMaxVzErr(0.2); | |
9b2f2e39 | 72 | // Disable use of code from 1st Physics |
73 | task->GetEventInspector().SetUseFirstPhysicsVtx(kFALSE); | |
96624385 | 74 | |
75 | // --- Set parameters on energy loss fitter ------------------------ | |
76 | // Set the eta axis to use - note, this overrides whatever is used | |
77 | // by the rest of the algorithms - but only for the energy fitter | |
78 | // algorithm. | |
79 | task->GetEnergyFitter().SetEtaAxis(200, -4, 6); | |
80 | // Set maximum energy loss to consider | |
81 | task->GetEnergyFitter().SetMaxE(15); | |
82 | // Set number of energy loss bins | |
83 | task->GetEnergyFitter().SetNEbins(500); | |
84 | // Set whether to use increasing bin sizes | |
85 | task->GetEnergyFitter().SetUseIncreasingBins(true); | |
86 | // Set whether to do fit the energy distributions | |
87 | task->GetEnergyFitter().SetDoFits(kTRUE); | |
88 | // Set whether to make the correction object | |
89 | task->GetEnergyFitter().SetDoMakeObject(kFALSE); | |
90 | // Set the low cut used for energy | |
91 | task->GetEnergyFitter().SetLowCut(0.4); | |
92 | // Set the number of bins to subtract from maximum of distributions | |
93 | // to get the lower bound of the fit range | |
94 | task->GetEnergyFitter().SetFitRangeBinWidth(4); | |
95 | // Set the minimum number of entries in the distribution before | |
96 | // trying to fit to the data | |
97 | task->GetEnergyFitter().SetMinEntries(1000); | |
98 | ||
99 | // --- Sharing filter ---------------------------------------------- | |
100 | // Enable use of angle corrected signals in the algorithm | |
101 | task->GetSharingFilter().SetUseAngleCorrectedSignals(true); | |
102 | // Disable use of angle corrected signals in the algorithm | |
103 | task->GetSharingFilter().SetZeroSharedHitsBelowThreshold(false); | |
104 | // Enable use of angle corrected signals in the algorithm | |
9b2f2e39 | 105 | task->GetSharingFilter().SetHCuts(cHigh); |
106 | // Multiplicity cut | |
107 | // task->GetSharingFilter().GetHCuts().SetMultCuts(-1); | |
96624385 | 108 | // Set the number of xi's (width of landau peak) to stop at |
9b2f2e39 | 109 | // task->GetSharingFilter().GetHCuts().SetNXi(nXi); |
96624385 | 110 | // Set whether or not to include sigma in cut |
9b2f2e39 | 111 | // task->GetSharingFilter().GetHCuts().SetIncludeSigma(includeSigma); |
112 | // Lower cuts from object | |
113 | task->GetSharingFilter().SetLCuts(cLow); | |
114 | // Use simplified sharing algorithm | |
115 | task->GetSharingFilter().SetUseSimpleSharing(kTRUE); | |
96624385 | 116 | |
117 | // --- Density calculator ------------------------------------------ | |
118 | // Set the maximum number of particle to try to reconstruct | |
9b2f2e39 | 119 | task->GetDensityCalculator().SetMaxParticles(3); |
96624385 | 120 | // Wet whether to use poisson statistics to estimate N_ch |
121 | task->GetDensityCalculator().SetUsePoisson(true); | |
9b2f2e39 | 122 | // How to lump for Poisson calculator - 64 strips, 4 regions |
123 | task->GetDensityCalculator().SetLumping(64,4); | |
96624385 | 124 | // Set whether or not to include sigma in cut |
125 | task->GetDensityCalculator().SetCuts(cDensity); | |
126 | // Set whether or not to use the phi acceptance | |
127 | // AliFMDDensityCalculator::kPhiNoCorrect | |
128 | // AliFMDDensityCalculator::kPhiCorrectNch | |
129 | // AliFMDDensityCalculator::kPhiCorrectELoss | |
9b2f2e39 | 130 | task->GetDensityCalculator(). |
131 | SetUsePhiAcceptance(AliFMDDensityCalculator::kPhiNoCorrect); | |
132 | ||
96624385 | 133 | // --- Set limits on fits the energy ------------------------------- |
134 | // Maximum relative error on parameters | |
135 | AliFMDCorrELossFit::ELossFit::fgMaxRelError = .12; | |
136 | // Least weight to use | |
137 | AliFMDCorrELossFit::ELossFit::fgLeastWeight = 1e-5; | |
138 | // Maximum value of reduced chi^2 | |
139 | AliFMDCorrELossFit::ELossFit::fgMaxChi2nu = 20; | |
9b2f2e39 | 140 | |
141 | // --- Debug ------------------------------------------------------- | |
142 | // Set the overall debug level (1: some output, 3: a lot of output) | |
143 | task->SetDebug(3); | |
96624385 | 144 | |
145 | // --- Make the output container and connect it -------------------- | |
146 | // TString outputfile = ; | |
bd6f5206 | 147 | // outputfile += ":PWGLFforwardDnDeta"; |
96624385 | 148 | // Form(":%s",pars->GetDndetaAnalysisName()); |
149 | AliAnalysisDataContainer* histOut = | |
150 | mgr->CreateContainer("Forward", TList::Class(), | |
151 | AliAnalysisManager::kOutputContainer, | |
152 | AliAnalysisManager::GetCommonFileName()); | |
153 | AliAnalysisDataContainer *output = | |
154 | mgr->CreateContainer("ForwardResults", TList::Class(), | |
155 | AliAnalysisManager::kParamContainer, | |
9b2f2e39 | 156 | "trending.root"); |
157 | // AliAnalysisManager::GetCommonFileName()); | |
96624385 | 158 | mgr->ConnectInput(task, 0, mgr->GetCommonInputContainer()); |
159 | mgr->ConnectOutput(task, 1, histOut); | |
160 | mgr->ConnectOutput(task, 2, output); | |
161 | ||
96624385 | 162 | return task; |
163 | } | |
9b2f2e39 | 164 | // |
165 | // EOF | |
166 | // |