| 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: G4VErrorLimitProcess.hh,v 1.2 2007/05/29 14:41:35 gcosmo 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 description:
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| 32 | //
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| 33 | // Base class for classes limiting the step.
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| 34 |
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| 35 | // History:
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| 36 | //
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| 37 | // Created: P.Arce May 2007
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| 38 | // --------------------------------------------------------------------
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| 39 |
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| 40 | #ifndef G4VErrorLimitProcess_hh
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| 41 | #define G4VErrorLimitProcess_hh
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| 42 |
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| 43 | #include "G4ios.hh"
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| 44 | #include "globals.hh"
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| 45 | #include "G4VDiscreteProcess.hh"
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| 46 | #include "G4PhysicsTable.hh"
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| 47 | #include "G4PhysicsLogVector.hh"
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| 48 | #include "G4ElementTable.hh"
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| 49 | #include "G4Gamma.hh"
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| 50 | #include "G4Electron.hh"
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| 51 | #include "G4Step.hh"
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| 52 |
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| 53 | class G4ErrorLimitsMessenger;
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| 54 |
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| 55 | //-----------------------------------------------------------------
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| 56 |
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| 57 | class G4VErrorLimitProcess : public G4VDiscreteProcess
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| 58 | {
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| 59 |
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| 60 | public: // with description
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| 61 |
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| 62 | G4VErrorLimitProcess(const G4String& processName);
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| 63 |
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| 64 | ~G4VErrorLimitProcess();
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| 65 |
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| 66 | virtual G4double
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| 67 | PostStepGetPhysicalInteractionLength( const G4Track& track,
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| 68 | G4double previousStepSize,
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| 69 | G4ForceCondition* condition ) = 0;
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| 70 | // Returns the step limit
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| 71 |
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| 72 | virtual G4double GetMeanFreePath(const class G4Track &, G4double,
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| 73 | enum G4ForceCondition *);
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| 74 | // Returns kInfinity
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| 75 |
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| 76 | virtual G4VParticleChange* PostStepDoIt(const G4Track&, const G4Step& );
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| 77 | // No action but retrieving the G4VParticleChange
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| 78 | // extracted from the G4Track
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| 79 |
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| 80 | // Get and Set methods
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| 81 |
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| 82 | G4double GetStepLimit() const { return theStepLimit; }
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| 83 | void SetStepLimit( G4double val ) { theStepLimit = val; }
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| 84 |
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| 85 | protected:
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| 86 |
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| 87 | G4double theStepLimit; // limit set by the user
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| 88 | G4double theStepLength; // step length extracted from the user step limit,
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| 89 | // with the algorithms of each concrete class
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| 90 | };
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| 91 |
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| 92 | #endif
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