1 | #!/usr/bin/python |
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2 | # ================================================================== |
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3 | # python script for Geant4Py test |
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4 | # |
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5 | # gtest01 |
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6 | # - check basic control flow |
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7 | # ================================================================== |
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8 | from Geant4 import * |
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9 | import gtest01 |
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10 | import random |
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11 | import thread |
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12 | |
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13 | # ================================================================== |
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14 | # user actions in python |
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15 | # ================================================================== |
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16 | class MyPrimaryGeneratorAction(G4VUserPrimaryGeneratorAction): |
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17 | "My Primary Generator Action" |
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18 | |
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19 | def __init__(self): |
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20 | G4VUserPrimaryGeneratorAction.__init__(self) |
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21 | self.particleGun= G4ParticleGun(1) |
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22 | |
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23 | def GeneratePrimaries(self, event): |
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24 | #dx= random.gauss(0., 0.1) |
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25 | dx=0. |
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26 | self.particleGun.SetParticleMomentumDirection(G4ThreeVector(dx, 0., 1.)) |
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27 | self.particleGun.GeneratePrimaryVertex(event) |
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28 | |
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29 | # ------------------------------------------------------------------ |
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30 | class MyRunAction(G4UserRunAction): |
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31 | "My Run Action" |
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32 | |
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33 | def BeginOfRunAction(self, run): |
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34 | print "*** #event to be processed (BRA)=", |
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35 | run.GetNumberOfEventToBeProcessed() |
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36 | |
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37 | def EndOfRunAction(self, run): |
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38 | print "*** run end run(ERA)=", run.GetRunID() |
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39 | |
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40 | # ------------------------------------------------------------------ |
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41 | class MyEventAction(G4UserEventAction): |
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42 | "My Event Action" |
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43 | |
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44 | #def BeginOfEventAction(self, event): |
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45 | #print "*** current event (BEA)=", event.GetEventID() |
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46 | # pass |
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47 | |
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48 | #def EndOfEventAction(self, event): |
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49 | # print "*** current event (EEA)=", event.GetEventID() |
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50 | |
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51 | # ------------------------------------------------------------------ |
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52 | class MySteppingAction(G4UserSteppingAction): |
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53 | "My Stepping Action" |
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54 | |
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55 | def UserSteppingAction(self, step): |
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56 | #print "*** dE/dx in current step=", step.GetTotalEnergyDeposit() |
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57 | track= step.GetTrack() |
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58 | touchable= track.GetTouchable() |
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59 | pv= touchable.GetVolume() |
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60 | #print pv.GetCopyNo() |
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61 | #print touchable.GetReplicaNumber(0) |
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62 | |
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63 | # ------------------------------------------------------------------ |
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64 | class MyField(G4MagneticField): |
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65 | "My Magnetic Field" |
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66 | |
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67 | def GetFieldValue(self, pos, time): |
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68 | bfield= G4ThreeVector() |
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69 | bfield.x= 0. |
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70 | bfield.y= 5.*tesla |
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71 | bfield.z= 0. |
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72 | return bfield |
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73 | |
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74 | # ================================================================== |
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75 | # main |
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76 | # ================================================================== |
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77 | qMaterials= gtest01.QMaterials() |
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78 | qMaterials.Construct() |
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79 | |
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80 | qDC= gtest01.QDetectorConstruction() |
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81 | gRunManager.SetUserInitialization(qDC) |
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82 | |
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83 | qPL= gtest01.QPhysicsList() |
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84 | gRunManager.SetUserInitialization(qPL) |
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85 | |
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86 | # set user actions... |
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87 | #qPGA= gtest01.QPrimaryGeneratorAction() |
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88 | myPGA= MyPrimaryGeneratorAction() |
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89 | gRunManager.SetUserAction(myPGA) |
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90 | |
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91 | #myRA= MyRunAction() |
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92 | #gRunManager.SetUserAction(myRA) |
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93 | |
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94 | myEA= MyEventAction() |
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95 | gRunManager.SetUserAction(myEA) |
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96 | |
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97 | mySA= MySteppingAction() |
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98 | gRunManager.SetUserAction(mySA) |
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99 | |
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100 | # set particle gun |
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101 | #ApplyUICommand("/control/execute gun.mac") |
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102 | #pg= qPGA.GetParticleGun() |
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103 | pg= myPGA.particleGun |
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104 | pg.SetParticleByName("e-") |
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105 | pg.SetParticleEnergy(200.*MeV) |
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106 | pg.SetParticlePosition(G4ThreeVector(0.,0.,-14.9)*cm) |
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107 | |
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108 | # magnetic field |
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109 | fieldMgr= gTransportationManager.GetFieldManager() |
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110 | myField= G4UniformMagField(G4ThreeVector(0.,10.*tesla,0.)) |
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111 | #myField= MyField() |
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112 | fieldMgr.SetDetectorField(myField) |
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113 | fieldMgr.CreateChordFinder(myField) |
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114 | |
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115 | gRunManager.Initialize() |
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116 | |
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117 | # visualization |
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118 | gControlExecute("vis.mac") |
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119 | |
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120 | # beamOn |
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121 | gRunManager.BeamOn(10) |
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122 | #thread.start_new_thread(gRunManager.BeamOn, (100000)) |
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123 | |
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