00001 // 00002 // ******************************************************************** 00003 // * License and Disclaimer * 00004 // * * 00005 // * The Geant4 software is copyright of the Copyright Holders of * 00006 // * the Geant4 Collaboration. It is provided under the terms and * 00007 // * conditions of the Geant4 Software License, included in the file * 00008 // * LICENSE and available at http://cern.ch/geant4/license . These * 00009 // * include a list of copyright holders. * 00010 // * * 00011 // * Neither the authors of this software system, nor their employing * 00012 // * institutes,nor the agencies providing financial support for this * 00013 // * work make any representation or warranty, express or implied, * 00014 // * regarding this software system or assume any liability for its * 00015 // * use. Please see the license in the file LICENSE and URL above * 00016 // * for the full disclaimer and the limitation of liability. * 00017 // * * 00018 // * This code implementation is the result of the scientific and * 00019 // * technical work of the GEANT4 collaboration. * 00020 // * By using, copying, modifying or distributing the software (or * 00021 // * any work based on the software) you agree to acknowledge its * 00022 // * use in resulting scientific publications, and indicate your * 00023 // * acceptance of all terms of the Geant4 Software license. * 00024 // ******************************************************************** 00025 // 00026 // 00027 // $Id: G4ErrorMagFieldLimitProcess.hh 69766 2013-05-14 14:33:55Z gcosmo $ 00028 // 00029 // Class description: 00030 // 00031 // Limits the step length if change of magnetic field is too big 00032 // (user defined limit). 00033 00034 // History: 00035 // - Created: P. Arce, September 2004 00036 //--------------------------------------------------------------------- 00037 00038 #ifndef G4ErrorMagFieldLimitProcess_h 00039 #define G4ErrorMagFieldLimitProcess_h 1 00040 00041 #include "G4ios.hh" 00042 #include "globals.hh" 00043 #include "G4VDiscreteProcess.hh" 00044 #include "G4PhysicsTable.hh" 00045 #include "G4PhysicsLogVector.hh" 00046 #include "G4ElementTable.hh" 00047 #include "G4Gamma.hh" 00048 #include "G4Electron.hh" 00049 #include "G4Step.hh" 00050 #include "G4VErrorLimitProcess.hh" 00051 00052 //----------------------------------------------------------------- 00053 00054 class G4ErrorMagFieldLimitProcess : public G4VErrorLimitProcess 00055 { 00056 00057 public: // with description 00058 00059 G4ErrorMagFieldLimitProcess(const G4String& processName 00060 ="G4ErrorMagFieldLimit"); 00061 ~G4ErrorMagFieldLimitProcess(); 00062 00063 virtual G4double 00064 PostStepGetPhysicalInteractionLength(const G4Track& track, 00065 G4double previousStepSize, 00066 G4ForceCondition* condition); 00067 // Returns the step length. 00068 }; 00069 00070 #endif 00071