| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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| 13 | // * work make any representation or warranty, express or implied, *
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| 14 | // * regarding this software system or assume any liability for its *
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| 15 | // * use. Please see the license in the file LICENSE and URL above *
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| 16 | // * for the full disclaimer and the limitation of liability. *
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| 17 | // * *
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| 18 | // * This code implementation is the result of the scientific and *
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| 19 | // * technical work of the GEANT4 collaboration. *
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| 20 | // * By using, copying, modifying or distributing the software (or *
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| 21 | // * any work based on the software) you agree to acknowledge its *
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| 22 | // * use in resulting scientific publications, and indicate your *
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| 23 | // * acceptance of all terms of the Geant4 Software license. *
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| 24 | // ********************************************************************
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| 25 | //
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| 26 | ///////////////////////////////////////////////////////////////////////////////
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| 27 | // File: CCalPrimaryGeneratorAction.hh
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| 28 | // Description: Sets up particle beam
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| 29 | //
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| 30 | // By default 1 pi+ is shot from (0,0,0)
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| 31 | // in (1,1,0.1) direction at 100 GeV
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| 32 | // Use /gun/... commands to modify energy,origin,direction at run time.
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| 33 | // or/and
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| 34 | // /CCal/generator/random true/false to have random direction
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| 35 | // /CCal/generator/scan true/false to scan in eta/phi
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| 36 | // Use
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| 37 | // /CCal/generator/minEnergy
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| 38 | // /CCal/generator/maxEnergy
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| 39 | // /CCal/generator/minPhi
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| 40 | // /CCal/generator/maxPhi
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| 41 | // /CCal/generator/minEta
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| 42 | // /CCal/generator/maxEta
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| 43 | // to set the range in energy and direction of particles shot at random.
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| 44 | // Use
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| 45 | // /CCal/generator/stepsPhi
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| 46 | // /CCal/generator/stepsEta
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| 47 | // to set number of steps in Phi and Eta for the scan
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| 48 | //
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| 49 | ///////////////////////////////////////////////////////////////////////////////
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| 50 |
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| 51 |
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| 52 | #ifndef CCalPrimaryGeneratorAction_h
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| 53 | #define CCalPrimaryGeneratorAction_h 1
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| 54 |
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| 55 | #include "G4VUserPrimaryGeneratorAction.hh"
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| 56 | #include "G4ParticleGun.hh"
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| 57 | #include "G4ThreeVector.hh"
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| 58 | #include "G4ios.hh"
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| 59 | #include "G4Event.hh"
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| 60 | #include "G4VPrimaryGenerator.hh"
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| 61 |
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| 62 | #include "CCalPrimaryGeneratorMessenger.hh"
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| 63 |
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| 64 | enum generatorInputType {singleFixed, singleRandom, singleScan};
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| 65 |
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| 66 | class CCalPrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction {
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| 67 | public:
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| 68 | CCalPrimaryGeneratorAction();
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| 69 | ~CCalPrimaryGeneratorAction();
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| 70 |
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| 71 | public:
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| 72 | void GeneratePrimaries(G4Event* anEvent);
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| 73 |
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| 74 | public:
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| 75 | void SetVerboseLevel(G4int val);
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| 76 | void SetRandom(G4String val);
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| 77 | void SetScan(G4String val);
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| 78 | void SetMinimumEnergy(G4double p);
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| 79 | void SetMaximumEnergy(G4double p);
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| 80 | void SetMinimumPhi(G4double p);
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| 81 | void SetMaximumPhi(G4double p);
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| 82 | void SetStepsPhi(G4int val);
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| 83 | void SetMinimumEta(G4double p);
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| 84 | void SetMaximumEta(G4double p);
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| 85 | void SetStepsEta(G4int val);
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| 86 | void SetGunPosition(const G4ThreeVector & pos) const;
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| 87 | void SetRunNo(G4int val);
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| 88 |
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| 89 | public:
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| 90 | G4ThreeVector GetParticlePosition() {return particleGun->GetParticlePosition();}
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| 91 | G4double GetParticleEnergy() {return particleGun->GetParticleEnergy();}
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| 92 |
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| 93 | private:
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| 94 | CCalPrimaryGeneratorMessenger* gunMessenger;
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| 95 | G4ParticleGun* particleGun;
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| 96 | generatorInputType generatorInput;
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| 97 |
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| 98 | G4int verboseLevel;
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| 99 | G4int n_particle;
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| 100 | G4String particleName;
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| 101 | G4double particleEnergy;
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| 102 | G4ThreeVector particlePosition;
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| 103 | G4ThreeVector particleDir;
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| 104 |
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| 105 | G4double energyMin,energyMax;
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| 106 | G4double etaMin,etaMax;
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| 107 | G4double phiMin,phiMax;
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| 108 | G4int etaSteps,phiSteps;
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| 109 |
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| 110 | G4int isInitialized;
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| 111 | G4double etaValue, phiValue;
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| 112 | G4int scanSteps;
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| 113 |
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| 114 | private:
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| 115 | void initialize();
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| 116 | void print(G4int val);
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| 117 |
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| 118 | };
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| 119 |
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| 120 | #endif
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| 121 |
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| 122 |
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| 123 |
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