Geant4 Cross Reference |
1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 // class G4GlobalMagFieldMessenger 27 // 28 // Implementation of the G4GlobalMagFieldMesse 29 // 30 // Author: Ivana Hrivnacova, 28/08/2013 (ivan 31 // ------------------------------------------- 32 33 #include "G4GlobalMagFieldMessenger.hh" 34 #include "G4UniformMagField.hh" 35 #include "G4FieldManager.hh" 36 #include "G4TransportationManager.hh" 37 #include "G4UIdirectory.hh" 38 #include "G4UIcmdWith3VectorAndUnit.hh" 39 #include "G4UIcmdWithAnInteger.hh" 40 #include "G4UnitsTable.hh" 41 #include "G4SystemOfUnits.hh" 42 43 //____________________________________________ 44 45 G4GlobalMagFieldMessenger::G4GlobalMagFieldMes 46 { 47 fDirectory = new G4UIdirectory("/globalField 48 fDirectory->SetGuidance("Global uniform magn 49 50 fSetValueCmd = new G4UIcmdWith3VectorAndUnit 51 fSetValueCmd->SetGuidance("Set uniform magne 52 fSetValueCmd->SetParameterName("Bx", "By", " 53 fSetValueCmd->SetUnitCategory("Magnetic flux 54 fSetValueCmd->AvailableForStates(G4State_Pre 55 56 fSetVerboseCmd = new G4UIcmdWithAnInteger("/ 57 fSetVerboseCmd->SetGuidance("Set verbose lev 58 fSetVerboseCmd->SetGuidance(" 0: no output" 59 fSetVerboseCmd->SetGuidance(" 1: printing n 60 fSetVerboseCmd->SetParameterName("globalFiel 61 fSetVerboseCmd->SetRange("globalFieldVerbose 62 fSetVerboseCmd->AvailableForStates(G4State_P 63 64 // Create field 65 fMagField = new G4UniformMagField(value); 66 67 // Set field value (the field is not activat 68 SetField(value, "G4GlobalMagFieldMessenger:: 69 } 70 71 //____________________________________________ 72 73 G4GlobalMagFieldMessenger::~G4GlobalMagFieldMe 74 { 75 delete fMagField; 76 delete fSetValueCmd; 77 delete fSetVerboseCmd; 78 delete fDirectory; 79 } 80 81 //____________________________________________ 82 83 void G4GlobalMagFieldMessenger::SetField(const 84 const 85 { 86 // Get field manager (or create it if it doe 87 G4FieldManager* fieldManager 88 = G4TransportationManager::GetTransportati 89 90 // Inactivate field if its value is zero 91 if ( value == G4ThreeVector() ) 92 { 93 fieldManager->SetDetectorField(nullptr); 94 fieldManager->CreateChordFinder(nullptr); 95 96 if ( fVerboseLevel > 0 ) 97 { 98 G4cout << "Magnetic field is inactive, f 99 } 100 } 101 else 102 { 103 fMagField->SetFieldValue(value); 104 fieldManager->SetDetectorField(fMagField); 105 fieldManager->CreateChordFinder(fMagField) 106 107 if ( fVerboseLevel > 0 ) 108 { 109 G4cout << "Magnetic field is active, fie 110 << G4BestUnit(value, "Magnetic fl 111 << ")." << G4endl; 112 } 113 } 114 } 115 116 //____________________________________________ 117 118 void G4GlobalMagFieldMessenger::SetNewValue(G4 119 { 120 if ( command == fSetValueCmd ) 121 { 122 SetField(fSetValueCmd->GetNew3VectorValue( 123 "G4GlobalMagFieldMessenger::SetNe 124 } 125 else if ( command == fSetVerboseCmd ) 126 { 127 SetVerboseLevel(fSetVerboseCmd->GetNewIntV 128 } 129 } 130 131 //____________________________________________ 132 133 void G4GlobalMagFieldMessenger::SetFieldValue( 134 { 135 SetField(value, "G4GlobalMagFieldMessenger:: 136 } 137 138 //____________________________________________ 139 140 G4ThreeVector G4GlobalMagFieldMessenger::GetFi 141 { 142 if ( fMagField != nullptr ) { return fMagFie 143 144 return {}; 145 } 146