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Commit | Line | Data |
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e2251cfe | 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(const TString& det) | |
10 | { | |
11 | cout << "Running g4Config.C ... " << endl; | |
12 | ||
13 | // AliRoot setup | |
14 | // | |
15 | gROOT->LoadMacro("$ALICE_ROOT/test/vmctest/lego/commonConfig.C"); | |
16 | commonConfig(det); | |
17 | ||
18 | // TPC primary ionization | |
19 | AliTPC* TPC = (AliTPC*)gAlice->GetDetector("TPC"); | |
20 | if ( ! TPC ) | |
21 | cerr << "Cannot get TPC detector" << endl; | |
22 | else { | |
23 | cerr << "Setting TPC primary ionization" << endl; | |
24 | TPC->SetPrimaryIonisation(); // not used with Geant3 | |
25 | } | |
26 | ||
27 | // Load Geant4 + Geant4 VMC libraries | |
28 | // | |
29 | if (gClassTable->GetID("TGeant4") == -1) { | |
30 | // Load Geant4 libraries | |
31 | if (!gInterpreter->IsLoaded("$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", | |
43 | "QGSP_BERT_EMV+optical", | |
44 | "specialCuts+stackPopper+stepLimiter", | |
45 | true); | |
46 | // = new TG4RunConfiguration("geomRootToGeant4", | |
47 | // "emStandard+optical", | |
48 | // "specialCuts+specialControls+stackPopper+stepLimiter", | |
49 | // true); | |
50 | ||
51 | geant4 = new TGeant4("TGeant4", | |
52 | "The Geant4 Monte Carlo : QGSP_BERT_EMV+optical", | |
53 | runConfiguration); | |
54 | // Repeat physics selection in the title; to be removed | |
55 | // with new geant4_vmc tag (1.13) | |
56 | ||
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 | ||
66 | geant4->ProcessGeantCommand("/mcVerbose/all 1"); | |
67 | geant4->ProcessGeantCommand("/mcVerbose/geometryManager 1"); | |
68 | geant4->ProcessGeantCommand("/mcVerbose/opGeometryManager 1"); | |
69 | geant4->ProcessGeantCommand("/mcTracking/loopVerbose 0"); | |
70 | geant4->ProcessGeantCommand("/mcPhysics/rangeCuts 0.01 mm"); | |
71 | geant4->ProcessGeantCommand("/mcPhysics/selectOpProcess Scintillation"); | |
72 | geant4->ProcessGeantCommand("/mcPhysics/setOpProcessActivation false"); | |
73 | geant4->ProcessGeantCommand("/mcTracking/skipNeutrino true"); | |
74 | geant4->ProcessGeantCommand("/mcDet/setMaxStepInLowDensityMaterials 1 cm"); | |
75 | ||
76 | // Uncomment this line to get a detail info from each step | |
77 | //geant4->ProcessGeantCommand("/tracking/verbose 1"); | |
78 | ||
79 | // More info from the physics list | |
80 | // the verbosity level is passed to all contained physics lists and their | |
81 | // physics builders | |
82 | //geant4->ProcessGeantCommand("/mcVerbose/composedPhysicsList 2"); | |
83 | ||
84 | // More info from optical processes | |
85 | //geant4->ProcessGeantCommand("/mcVerbose/opticalPhysicsList 3"); | |
86 | ||
87 | // More info from geometry building | |
88 | //geant4->ProcessGeantCommand("/mcVerbose/geometryManager 1"); | |
89 | ||
90 | // More info from setting geometry properties (in materials and surfaces) | |
91 | // for optical physics | |
92 | //geant4->ProcessGeantCommand("/mcVerbose/opGeometryManager 1"); | |
93 | ||
94 | // More info about regions construction | |
95 | // and conversion of VMC cuts in cuts in range per regions | |
96 | // geant4->ProcessGeantCommand("/mcVerbose/regionsManager 2"); | |
97 | // geant4->ProcessGeantCommand("/mcRegions/print true"); | |
98 | ||
99 | // Suppress verbose info from tracks which reached maximum number of steps | |
100 | // (default value is 30000) | |
101 | //geant4->ProcessGeantCommand("/mcTracking/loopVerbose 0"); | |
102 | ||
103 | // | |
104 | // Set apply cuts | |
105 | /* | |
106 | geant4->ProcessGeantCommand("/run/particle/applyCuts"); | |
107 | // geant4->ProcessGeantCommand("/mcVerbose/geometryManager 2"); | |
108 | ||
109 | geant4->ProcessGeantCommand("/mcVerbose/composedPhysicsList 2"); | |
110 | geant4->ProcessGeantCommand("/mcDet/volNameSeparator !"); | |
111 | geant4->ProcessGeantCommand("/mcPhysics/setStackPopperSelection e+ e- pi+ pi- kaon+ kaon- gamma"); | |
112 | //geant4->ProcessGeantCommand("/tracking/verbose 1"); | |
113 | ||
114 | geant4->ProcessGeantCommand("/mcControl/g3Defaults"); | |
115 | !!!!n Generates warnings: | |
116 | >>> Event 0 | |
117 | G4ProcessTable::Insert : arguments are 0 pointer | |
118 | G4ProcessTable::Insert : arguments are 0 pointer | |
119 | G4ProcessTable::Insert : arguments are 0 pointer | |
120 | G4ProcessTable::Insert : arguments are 0 pointer | |
121 | G4ProcessTable::Insert : arguments are 0 pointer | |
122 | ||
123 | */ | |
124 | ||
125 | cout << "Running g4Config.C finished ... " << endl; | |
126 | } |