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Commit | Line | Data |
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e6dc94be | 1 | // $Id$ |
2 | // | |
3 | // Configuration macro for running aliroot with Geant4 | |
4 | // with primary events read from external file. | |
5 | // | |
6 | // By I. Hrivnacova, IPN Orsay | |
7 | ||
8 | ||
9 | void Config() | |
10 | { | |
11 | cout << "Running g4Config.C ... " << endl; | |
12 | ||
13 | // AliRoot setup | |
14 | // | |
15 | gROOT->LoadMacro("$ALICE_ROOT/test/vmctest/ppbench/commonConfig.C"); | |
c05b5bd1 | 16 | commonConfig(); |
e6dc94be | 17 | |
d111ffce | 18 | // TPC primary ionization |
19 | AliTPC* TPC = (AliTPC*)gAlice->GetDetector("TPC"); | |
20 | if ( ! TPC ) | |
21 | cerr << "Cannot get TPC detector" << endl; | |
22 | else { | |
23 | cerr << "Setting TPC primary ionization" << endl; | |
24 | TPC->SetPrimaryIonisation(); // not used with Geant3 | |
25 | } | |
26 | ||
e6dc94be | 27 | // Load Geant4 + Geant4 VMC libraries |
28 | // | |
29 | if (gClassTable->GetID("TGeant4") == -1) { | |
30 | // Load Geant4 libraries | |
31 | if (!gInterpreter->IsLoaded("$ALICE/geant4_vmc/examples/macro/g4libs.C")) { | |
32 | gROOT->LoadMacro("$ALICE/geant4_vmc/examples/macro/g4libs.C"); | |
33 | gInterpreter->ProcessLine("g4libs()"); | |
34 | } | |
35 | } | |
36 | ||
37 | // Create Geant4 VMC | |
38 | // | |
39 | TGeant4 *geant4 = 0; | |
40 | if ( ! gMC ) { | |
41 | TG4RunConfiguration* runConfiguration | |
42 | = new TG4RunConfiguration("geomRoot", | |
250872b3 | 43 | "FTFP_BERT_EMV+optical", |
e6dc94be | 44 | "specialCuts+stackPopper+stepLimiter", |
45 | true); | |
46 | // = new TG4RunConfiguration("geomRootToGeant4", | |
250872b3 | 47 | // "FTFP_BERT_EMV+optical", |
48 | // "specialCuts+specialControls+stackPopper+stepLimiter", | |
e6dc94be | 49 | // true); |
e6dc94be | 50 | |
e2750a44 | 51 | geant4 = new TGeant4("TGeant4", |
250872b3 | 52 | "The Geant4 Monte Carlo : FTFP_BERT_EMV+optical", |
e2750a44 | 53 | runConfiguration); |
54 | // Repeat physics selection in the title; to be removed | |
55 | // with new geant4_vmc tag (1.13) | |
56 | ||
e6dc94be | 57 | cout << "Geant4 has been created." << endl; |
58 | } | |
59 | else { | |
60 | cout << "Monte Carlo has been already created." << endl; | |
61 | } | |
62 | ||
63 | // Customization of Geant4 VMC | |
64 | // | |
65 | ||
e6dc94be | 66 | geant4->ProcessGeantCommand("/mcVerbose/all 1"); |
d111ffce | 67 | geant4->ProcessGeantCommand("/mcVerbose/geometryManager 1"); |
e6dc94be | 68 | geant4->ProcessGeantCommand("/mcVerbose/opGeometryManager 1"); |
d111ffce | 69 | geant4->ProcessGeantCommand("/mcTracking/loopVerbose 1"); |
e6dc94be | 70 | geant4->ProcessGeantCommand("/mcPhysics/rangeCuts 0.01 mm"); |
e6dc94be | 71 | geant4->ProcessGeantCommand("/mcTracking/skipNeutrino true"); |
d111ffce | 72 | geant4->ProcessGeantCommand("/mcDet/setMaxStepInLowDensityMaterials 1 cm"); |
250872b3 | 73 | // for Geant4 <= 9.4.p03 |
74 | //geant4->ProcessGeantCommand("/mcPhysics/selectOpProcess Scintillation"); | |
75 | //geant4->ProcessGeantCommand("/mcPhysics/setOpProcessActivation false"); | |
76 | // for Geant4 >= 9.5 | |
77 | geant4->ProcessGeantCommand("/optics_engine/selectOpProcess Scintillation"); | |
78 | geant4->ProcessGeantCommand("/optics_engine/setOpProcessUse false"); | |
79 | geant4->ProcessGeantCommand("/optics_engine/selectOpProcess OpWLS"); | |
80 | geant4->ProcessGeantCommand("/optics_engine/setOpProcessUse false"); | |
81 | geant4->ProcessGeantCommand("/optics_engine/selectOpProcess OpMieHG"); | |
82 | geant4->ProcessGeantCommand("/optics_engine/setOpProcessUse false"); | |
83 | ||
84 | // Activate saving random engine status | |
85 | // (the file per event will be re-written with each new event) | |
86 | //gAlice->GetMCApp()->SetSaveRndmStatus(kTRUE); | |
87 | //geant4->ProcessGeantCommand("/mcRun/saveRandom true"); | |
88 | ||
89 | // Activate saving random engine status for each event | |
90 | // (a new file will be written for each event) | |
91 | //gAlice->GetMCApp()->SetSaveRndmStatusPerEvent(kTRUE); | |
92 | //geant4->ProcessGeantCommand("/mcRun/saveRandom true"); | |
93 | //geant4->ProcessGeantCommand("/mcEvent/saveRandom true"); | |
e6dc94be | 94 | |
95 | // Uncomment this line to get a detail info from each step | |
250872b3 | 96 | //geant4->ProcessGeantCommand("/tracking/verbose 1"); |
e6dc94be | 97 | |
98 | // More info from the physics list | |
99 | // the verbosity level is passed to all contained physics lists and their | |
100 | // physics builders | |
101 | geant4->ProcessGeantCommand("/mcVerbose/composedPhysicsList 2"); | |
102 | ||
103 | // More info from optical processes | |
104 | //geant4->ProcessGeantCommand("/mcVerbose/opticalPhysicsList 3"); | |
105 | ||
106 | // More info from geometry building | |
107 | //geant4->ProcessGeantCommand("/mcVerbose/geometryManager 1"); | |
108 | ||
109 | // More info from setting geometry properties (in materials and surfaces) | |
110 | // for optical physics | |
111 | //geant4->ProcessGeantCommand("/mcVerbose/opGeometryManager 1"); | |
112 | ||
113 | // More info about regions construction | |
114 | // and conversion of VMC cuts in cuts in range per regions | |
250872b3 | 115 | // geant4->ProcessGeantCommand("/mcVerbose/regionsManager 2"); |
116 | // geant4->ProcessGeantCommand("/mcRegions/print true"); | |
e6dc94be | 117 | |
118 | // Suppress verbose info from tracks which reached maximum number of steps | |
119 | // (default value is 30000) | |
120 | //geant4->ProcessGeantCommand("/mcTracking/loopVerbose 0"); | |
121 | ||
122 | // | |
123 | // Set apply cuts | |
124 | /* | |
125 | geant4->ProcessGeantCommand("/run/particle/applyCuts"); | |
126 | // geant4->ProcessGeantCommand("/mcVerbose/geometryManager 2"); | |
127 | ||
128 | geant4->ProcessGeantCommand("/mcVerbose/composedPhysicsList 2"); | |
129 | geant4->ProcessGeantCommand("/mcDet/volNameSeparator !"); | |
130 | geant4->ProcessGeantCommand("/mcPhysics/setStackPopperSelection e+ e- pi+ pi- kaon+ kaon- gamma"); | |
131 | //geant4->ProcessGeantCommand("/tracking/verbose 1"); | |
132 | ||
133 | geant4->ProcessGeantCommand("/mcControl/g3Defaults"); | |
134 | !!!!n Generates warnings: | |
135 | >>> Event 0 | |
136 | G4ProcessTable::Insert : arguments are 0 pointer | |
137 | G4ProcessTable::Insert : arguments are 0 pointer | |
138 | G4ProcessTable::Insert : arguments are 0 pointer | |
139 | G4ProcessTable::Insert : arguments are 0 pointer | |
140 | G4ProcessTable::Insert : arguments are 0 pointer | |
141 | ||
142 | */ | |
143 | ||
144 | // AliRoot event generator | |
145 | // (it has to be created after MC, as it may use decayer via VMC) | |
146 | // | |
147 | gROOT->LoadMacro("$ALICE_ROOT/test/vmctest/ppbench/genPPbenchConfig.C"); | |
148 | gROOT->LoadMacro("$ALICE_ROOT/test/vmctest/ppbench/genExtFileConfig.C"); | |
149 | // The event generator selection (srun) is done in genPPbenchConfig.C | |
150 |