[1337] | 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 ROOT |
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| 11 | |
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| 12 | # ================================================================== |
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| 13 | # ROOT PART # |
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| 14 | # ================================================================== |
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| 15 | |
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| 16 | # ------------------------------------------------------------------ |
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| 17 | def init_root(): |
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| 18 | # ------------------------------------------------------------------ |
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| 19 | ROOT.gROOT.Reset() |
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| 20 | |
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| 21 | # plot style |
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| 22 | ROOT.gStyle.SetTextFont(82) |
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| 23 | ROOT.gStyle.SetTitleFont(82, "X") |
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| 24 | ROOT.gStyle.SetLabelFont(82, "X") |
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| 25 | ROOT.gStyle.SetTitleFont(82, "Y") |
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| 26 | ROOT.gStyle.SetLabelFont(82, "Y") |
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| 27 | |
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| 28 | #ROOT.gStyle.SetOptTitle(0) |
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| 29 | ROOT.gStyle.SetErrorX(0) |
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| 30 | |
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| 31 | canvas= ROOT.TCanvas("g4py_plots", |
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| 32 | "Geant4Py Sample Plots", |
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| 33 | 620, 30, 600, 400) |
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| 34 | |
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| 35 | #canvas.Divide(2,2); |
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| 36 | #canvas.SetFillColor(29) |
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| 37 | |
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| 38 | canvas.SetGrid() |
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| 39 | |
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| 40 | return canvas |
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| 41 | |
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| 42 | # ------------------------------------------------------------------ |
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| 43 | def hini(): |
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| 44 | # ------------------------------------------------------------------ |
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| 45 | global hist1 |
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| 46 | hist1= ROOT.TH1D("dE/dx/step", "dE/dx", 100, 0., 2000.) |
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| 47 | hist1.SetXTitle("(keV)") |
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| 48 | |
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| 49 | |
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| 50 | # ------------------------------------------------------------------ |
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| 51 | def hshow(): |
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| 52 | # ------------------------------------------------------------------ |
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| 53 | hist1.Draw() |
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| 54 | |
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| 55 | # ================================================================== |
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| 56 | # Geant4 PART # |
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| 57 | # ================================================================== |
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| 58 | |
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| 59 | # ================================================================== |
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| 60 | # user actions in python |
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| 61 | # ================================================================== |
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| 62 | class MyPrimaryGeneratorAction(G4VUserPrimaryGeneratorAction): |
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| 63 | "My Primary Generator Action" |
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| 64 | |
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| 65 | def __init__(self): |
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| 66 | G4VUserPrimaryGeneratorAction.__init__(self) |
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| 67 | self.particleGun= G4ParticleGun(1) |
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| 68 | |
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| 69 | def GeneratePrimaries(self, event): |
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| 70 | self.particleGun.GeneratePrimaryVertex(event) |
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| 71 | |
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| 72 | # ------------------------------------------------------------------ |
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| 73 | class MyRunAction(G4UserRunAction): |
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| 74 | "My Run Action" |
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| 75 | |
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| 76 | def BeginOfRunAction(self, run): |
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| 77 | print "*** #event to be processed (BRA)=", |
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| 78 | run.numberOfEventToBeProcessed |
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| 79 | |
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| 80 | def EndOfRunAction(self, run): |
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| 81 | print "*** run end run(ERA)=", run.runID |
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| 82 | |
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| 83 | # ------------------------------------------------------------------ |
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| 84 | class MyEventAction(G4UserEventAction): |
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| 85 | "My Event Action" |
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| 86 | |
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| 87 | def BeginOfEventAction(self, event): |
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| 88 | print "*** current event (BEA)=", event.eventID |
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| 89 | |
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| 90 | def EndOfEventAction(self, event): |
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| 91 | print "*** current event (EEA)=", event.eventID |
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| 92 | |
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| 93 | # ------------------------------------------------------------------ |
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| 94 | class MySteppingAction(G4UserSteppingAction): |
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| 95 | "My Stepping Action" |
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| 96 | |
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| 97 | def UserSteppingAction(self, step): |
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| 98 | #print "*** dE/dx in current step=", step.GetTotalEnergyDeposit() |
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| 99 | dedx= step.GetTotalEnergyDeposit() |
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| 100 | if(dedx>0): |
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| 101 | hist1.Fill(dedx/HEPUnit.keV) |
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| 102 | |
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| 103 | # ================================================================== |
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| 104 | # main |
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| 105 | # ================================================================== |
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| 106 | g4pyCanvas= init_root() |
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| 107 | hini() |
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| 108 | |
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| 109 | app= gtest01.MyApplication() |
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| 110 | app.Configure() |
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| 111 | |
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| 112 | # set user actions... |
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| 113 | myPGA= MyPrimaryGeneratorAction() |
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| 114 | gRunManager.SetUserAction(myPGA) |
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| 115 | |
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| 116 | myRA= MyRunAction() |
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| 117 | gRunManager.SetUserAction(myRA) |
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| 118 | |
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| 119 | #myEA= MyEventAction() |
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| 120 | #gRunManager.SetUserAction(myEA) |
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| 121 | |
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| 122 | mySA= MySteppingAction() |
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| 123 | gRunManager.SetUserAction(mySA) |
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| 124 | |
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| 125 | |
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| 126 | # set particle gun |
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| 127 | #ApplyUICommand("/control/execute gun.mac") |
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| 128 | pg= myPGA.particleGun |
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| 129 | pg.SetParticleByName("e-") |
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| 130 | pg.SetParticleEnergy(200.*HEPUnit.MeV) |
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| 131 | pg.SetParticleMomentumDirection(G4ThreeVector(0.2, 0., 1.)) |
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| 132 | pg.SetParticlePosition(G4ThreeVector(0.,0.,-14.9)*HEPUnit.cm) |
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| 133 | |
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| 134 | # visualization |
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| 135 | ApplyUICommand("/control/execute vis.mac") |
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| 136 | |
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| 137 | # beamOn |
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| 138 | gRunManager.BeamOn(1000) |
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| 139 | |
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| 140 | # |
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| 141 | hshow() |
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| 142 | |
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| 143 | |
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