| 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 | // $Id: G4UserLimits.hh,v 1.9 2006/06/29 19:03:28 gunter Exp $
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| 28 | // GEANT4 tag $Name: HEAD $
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| 29 | //
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| 30 | //
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| 31 | // class G4UserLimits
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| 32 | //
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| 33 | // Class description:
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| 34 | //
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| 35 | // Simple placeholder for user Step limitations
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| 36 | // In order to activate these limitations, users need to register
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| 37 | // their "special" processes to each particle they want.
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| 38 | // Sample processes below can be found under processes/transportation
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| 39 | // MaxAllowedStep : UserStepLimit
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| 40 | // other limitation : UserSpecialCuts
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| 41 | // In addition, users can add their own Step limitations by creating
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| 42 | // new class derived from G4UserLimits. In these case, fType member
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| 43 | // is supposed to be used to identify class.
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| 44 | //
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| 45 | // Author: Paul Kent August 96
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| 46 | //
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| 47 | // 01-11-97: change GetMaxAllowedStep(), Hisaya Kurashige
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| 48 | // 08-04-98: new data members, mma
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| 49 | // 02-16-00: add fType member and accessors, Hisaya Kurashige
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| 50 | //
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| 51 | #ifndef G4USERLIMITS_HH
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| 52 | #define G4USERLIMITS_HH
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| 53 |
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| 54 | #include "globals.hh"
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| 55 |
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| 56 | class G4Track;
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| 57 |
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| 58 | class G4UserLimits
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| 59 | {
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| 60 | public: // with description
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| 61 |
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| 62 | G4UserLimits(G4double ustepMax = DBL_MAX,
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| 63 | G4double utrakMax = DBL_MAX,
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| 64 | G4double utimeMax = DBL_MAX,
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| 65 | G4double uekinMin = 0.,
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| 66 | G4double urangMin = 0. );
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| 67 | G4UserLimits(const G4String& type,
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| 68 | G4double ustepMax = DBL_MAX,
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| 69 | G4double utrakMax = DBL_MAX,
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| 70 | G4double utimeMax = DBL_MAX,
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| 71 | G4double uekinMin = 0.,
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| 72 | G4double urangMin = 0. );
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| 73 | virtual ~G4UserLimits();
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| 74 |
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| 75 | public: // with description
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| 76 |
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| 77 | virtual G4double GetMaxAllowedStep(const G4Track&);
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| 78 | // If a Logical Volume has a G4UserLimits object, the Step length can
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| 79 | // be limited as shorter than MaxAllowedStep in the volume.
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| 80 |
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| 81 | //
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| 82 | virtual G4double GetUserMaxTrackLength(const G4Track&) ;
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| 83 | virtual G4double GetUserMaxTime (const G4Track&);
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| 84 | virtual G4double GetUserMinEkine(const G4Track&);
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| 85 | virtual G4double GetUserMinRange(const G4Track&);
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| 86 |
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| 87 | virtual void SetMaxAllowedStep(G4double ustepMax);
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| 88 | virtual void SetUserMaxTrackLength(G4double utrakMax);
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| 89 | virtual void SetUserMaxTime(G4double utimeMax);
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| 90 | virtual void SetUserMinEkine(G4double uekinMin);
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| 91 | virtual void SetUserMinRange(G4double urangMin);
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| 92 |
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| 93 | const G4String & GetType() const;
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| 94 | void SetType(const G4String& type);
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| 95 | // Set/Get type name for UserLimits.
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| 96 | // This type member is supposed to be used to check real class types for
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| 97 | // each concrete instantiation of G4UserLimits. In other words, users who
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| 98 | // use special classes derived from this base class should name their class
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| 99 | // with a proper identifier.
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| 100 |
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| 101 | protected: // with description
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| 102 |
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| 103 | G4double fMaxStep; // max allowed Step size in this volume
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| 104 | G4double fMaxTrack; // max total track length
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| 105 | G4double fMaxTime; // max time
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| 106 | G4double fMinEkine; // min kinetic energy (only for charged particles)
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| 107 | G4double fMinRange; // min remaining range (only for charged particles)
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| 108 |
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| 109 | G4String fType; // type name
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| 110 | };
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| 111 |
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| 112 | #include "G4UserLimits.icc"
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| 113 |
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| 114 | #endif
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