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25 //
26 // Geant4 Class file
27 //
28 // File name: G4PolarizationManager
29 //
30 // Author: Andreas Schaelicke
31 //
32 // Class Description:
33 // Provides polarization information for logical volumes, and some basic
34 // transformation routines.
35
36 #include "G4PolarizationManager.hh"
37
38 #include "G4LogicalVolume.hh"
39 #include "G4PolarizationMessenger.hh"
40 #include "G4StokesVector.hh"
41
42 G4ThreadLocal G4PolarizationManager* G4PolarizationManager::fInstance = nullptr;
43
44 G4PolarizationManager* G4PolarizationManager::GetInstance()
45 {
46 if(fInstance == nullptr)
47 fInstance = new G4PolarizationManager();
48 return fInstance;
49 }
50
51 void G4PolarizationManager::Dispose()
52 {
53 if(fInstance != nullptr)
54 {
55 delete fInstance;
56 fInstance = nullptr;
57 }
58 }
59
60 G4PolarizationManager::G4PolarizationManager()
61 : fMessenger(nullptr)
62 , fVerboseLevel(0)
63 , fActivated(true)
64 {
65 fMessenger = new G4PolarizationMessenger(this);
66 }
67
68 G4PolarizationManager::~G4PolarizationManager() {}
69
70 void G4PolarizationManager::ListVolumes()
71 {
72 if(fVolumePolarizations.empty())
73 return;
74 G4cout << " Polarization for " << fVolumePolarizations.size()
75 << " registered volume(s) : " << G4endl;
76 if(!fActivated)
77 G4cout << " but polarization deactivated " << G4endl;
78 for(auto& vp : fVolumePolarizations)
79 {
80 G4cout << vp.first->GetName() << " : " << vp.second << G4endl;
81 }
82 }
83
84 void G4PolarizationManager::SetVolumePolarization(G4LogicalVolume* lVol,
85 const G4ThreeVector& pol)
86 {
87 fVolumePolarizations[lVol] = pol;
88 if(fVerboseLevel >= 1)
89 G4cout << " SetVolumePolarization " << lVol->GetName() << " " << pol
90 << G4endl;
91 }
92
93 void G4PolarizationManager::SetVolumePolarization(const G4String& lVolName,
94 const G4ThreeVector& pol)
95 {
96 for(auto& vp : fVolumePolarizations)
97 {
98 if(vp.first->GetName() == lVolName)
99 {
100 vp.second = pol;
101 if(fVerboseLevel >= 1)
102 G4cout << " SetVolumePolarization " << lVolName << " " << pol << G4endl;
103 return;
104 }
105 }
106 G4ExceptionDescription ed;
107 ed << " Logical volume '" << lVolName << "'not registered yet.\n"
108 << " Please register before using '/polarization/volume/set'\n";
109 G4Exception("G4PolarizationManager::SetVolumePolarization", "pol040",
110 FatalException, ed);
111 }
112