[1337] | 1 | #!/usr/bin/python |
---|
| 2 | # ================================================================== |
---|
| 3 | # python script for Geant4Py test |
---|
| 4 | # |
---|
| 5 | # gtest01 |
---|
| 6 | # - check basic control flow |
---|
| 7 | # ================================================================== |
---|
| 8 | from Geant4 import * |
---|
| 9 | import gtest01 |
---|
| 10 | import random |
---|
| 11 | import thread |
---|
| 12 | |
---|
| 13 | # ================================================================== |
---|
| 14 | # user actions in python |
---|
| 15 | # ================================================================== |
---|
| 16 | class MyPrimaryGeneratorAction(G4VUserPrimaryGeneratorAction): |
---|
| 17 | "My Primary Generator Action" |
---|
| 18 | |
---|
| 19 | def __init__(self): |
---|
| 20 | G4VUserPrimaryGeneratorAction.__init__(self) |
---|
| 21 | self.particleGun= G4ParticleGun(1) |
---|
| 22 | |
---|
| 23 | def GeneratePrimaries(self, event): |
---|
| 24 | #dx= random.gauss(0., 0.1) |
---|
| 25 | dx=0. |
---|
| 26 | self.particleGun.SetParticleMomentumDirection(G4ThreeVector(dx, 0., 1.)) |
---|
| 27 | self.particleGun.GeneratePrimaryVertex(event) |
---|
| 28 | |
---|
| 29 | # ------------------------------------------------------------------ |
---|
| 30 | class MyRunAction(G4UserRunAction): |
---|
| 31 | "My Run Action" |
---|
| 32 | |
---|
| 33 | def BeginOfRunAction(self, run): |
---|
| 34 | print "*** #event to be processed (BRA)=", |
---|
| 35 | run.GetNumberOfEventToBeProcessed() |
---|
| 36 | |
---|
| 37 | def EndOfRunAction(self, run): |
---|
| 38 | print "*** run end run(ERA)=", run.GetRunID() |
---|
| 39 | |
---|
| 40 | # ------------------------------------------------------------------ |
---|
| 41 | class MyEventAction(G4UserEventAction): |
---|
| 42 | "My Event Action" |
---|
| 43 | |
---|
| 44 | #def BeginOfEventAction(self, event): |
---|
| 45 | #print "*** current event (BEA)=", event.GetEventID() |
---|
| 46 | # pass |
---|
| 47 | |
---|
| 48 | #def EndOfEventAction(self, event): |
---|
| 49 | # print "*** current event (EEA)=", event.GetEventID() |
---|
| 50 | |
---|
| 51 | # ------------------------------------------------------------------ |
---|
| 52 | class MySteppingAction(G4UserSteppingAction): |
---|
| 53 | "My Stepping Action" |
---|
| 54 | |
---|
| 55 | def UserSteppingAction(self, step): |
---|
| 56 | #print "*** dE/dx in current step=", step.GetTotalEnergyDeposit() |
---|
| 57 | track= step.GetTrack() |
---|
| 58 | touchable= track.GetTouchable() |
---|
| 59 | pv= touchable.GetVolume() |
---|
| 60 | #print pv.GetCopyNo() |
---|
| 61 | #print touchable.GetReplicaNumber(0) |
---|
| 62 | |
---|
| 63 | # ------------------------------------------------------------------ |
---|
| 64 | class MyField(G4MagneticField): |
---|
| 65 | "My Magnetic Field" |
---|
| 66 | |
---|
| 67 | def GetFieldValue(self, pos, time): |
---|
| 68 | bfield= G4ThreeVector() |
---|
| 69 | bfield.x= 0. |
---|
| 70 | bfield.y= 5.*tesla |
---|
| 71 | bfield.z= 0. |
---|
| 72 | return bfield |
---|
| 73 | |
---|
| 74 | # ================================================================== |
---|
| 75 | # main |
---|
| 76 | # ================================================================== |
---|
| 77 | qMaterials= gtest01.QMaterials() |
---|
| 78 | qMaterials.Construct() |
---|
| 79 | |
---|
| 80 | qDC= gtest01.QDetectorConstruction() |
---|
| 81 | gRunManager.SetUserInitialization(qDC) |
---|
| 82 | |
---|
| 83 | qPL= gtest01.QPhysicsList() |
---|
| 84 | gRunManager.SetUserInitialization(qPL) |
---|
| 85 | |
---|
| 86 | # set user actions... |
---|
| 87 | #qPGA= gtest01.QPrimaryGeneratorAction() |
---|
| 88 | myPGA= MyPrimaryGeneratorAction() |
---|
| 89 | gRunManager.SetUserAction(myPGA) |
---|
| 90 | |
---|
| 91 | #myRA= MyRunAction() |
---|
| 92 | #gRunManager.SetUserAction(myRA) |
---|
| 93 | |
---|
| 94 | myEA= MyEventAction() |
---|
| 95 | gRunManager.SetUserAction(myEA) |
---|
| 96 | |
---|
| 97 | mySA= MySteppingAction() |
---|
| 98 | gRunManager.SetUserAction(mySA) |
---|
| 99 | |
---|
| 100 | # set particle gun |
---|
| 101 | #ApplyUICommand("/control/execute gun.mac") |
---|
| 102 | #pg= qPGA.GetParticleGun() |
---|
| 103 | pg= myPGA.particleGun |
---|
| 104 | pg.SetParticleByName("e-") |
---|
| 105 | pg.SetParticleEnergy(200.*MeV) |
---|
| 106 | pg.SetParticlePosition(G4ThreeVector(0.,0.,-14.9)*cm) |
---|
| 107 | |
---|
| 108 | # magnetic field |
---|
| 109 | fieldMgr= gTransportationManager.GetFieldManager() |
---|
| 110 | myField= G4UniformMagField(G4ThreeVector(0.,10.*tesla,0.)) |
---|
| 111 | #myField= MyField() |
---|
| 112 | fieldMgr.SetDetectorField(myField) |
---|
| 113 | fieldMgr.CreateChordFinder(myField) |
---|
| 114 | |
---|
| 115 | gRunManager.Initialize() |
---|
| 116 | |
---|
| 117 | # visualization |
---|
| 118 | gControlExecute("vis.mac") |
---|
| 119 | |
---|
| 120 | # beamOn |
---|
| 121 | gRunManager.BeamOn(10) |
---|
| 122 | #thread.start_new_thread(gRunManager.BeamOn, (100000)) |
---|
| 123 | |
---|