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These * 9 // * include a list of copyright holders. 9 // * include a list of copyright holders. * 10 // * 10 // * * 11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 /// \file field/BlineTracer/src/G4BlineEquatio << 27 /// \brief Implementation of the G4BlineEquati << 28 // << 29 // << 30 // 26 // >> 27 // $Id: G4BlineEquation.cc,v 1.2 2006/06/29 17:15:07 gunter Exp $ >> 28 // GEANT4 tag $Name: geant4-09-03-patch-01 $ 31 // 29 // >> 30 // 32 // ------------------------------------------- 31 // -------------------------------------------------------------------- 33 // 32 // 34 // G4BlineEquation implementation 33 // G4BlineEquation implementation 35 // 34 // 36 // ------------------------------------------- 35 // -------------------------------------------------------------------- 37 // Author: Laurent Desorgher (desorgher@phim.u 36 // Author: Laurent Desorgher (desorgher@phim.unibe.ch) 38 // Created - 2003-10-06 37 // Created - 2003-10-06 39 // ------------------------------------------- 38 // -------------------------------------------------------------------- 40 39 41 #include "G4BlineEquation.hh" 40 #include "G4BlineEquation.hh" 42 41 43 //....oooOO0OOooo........oooOO0OOooo........oo << 42 /////////////////////////////////////////////////////////////////////////// >> 43 >> 44 G4BlineEquation::G4BlineEquation( G4MagneticField* MagField ) >> 45 : G4Mag_EqRhs( MagField ) >> 46 { >> 47 backward_direction=false; >> 48 direction=1.; >> 49 } >> 50 >> 51 /////////////////////////////////////////////////////////////////////////// 44 52 45 G4BlineEquation::G4BlineEquation(G4MagneticFie << 53 G4BlineEquation::~G4BlineEquation() >> 54 { >> 55 } 46 56 47 //....oooOO0OOooo........oooOO0OOooo........oo << 57 ///////////////////////////////////////////////////////////////////////////// 48 58 49 void G4BlineEquation::EvaluateRhsGivenB(const << 59 void G4BlineEquation::EvaluateRhsGivenB( const G4double y[], 50 G4doub << 60 const G4double B[3], >> 61 G4double dydx[] ) const 51 { 62 { 52 G4double Bmag = fDirection * std::sqrt(B[0] << 63 G4double Bmag = direction*std::sqrt(B[0]*B[0] + B[1]*B[1] + B[2]*B[2]); 53 dydx[0] = B[0] / Bmag; << 64 dydx[0] = B[0]/Bmag; 54 dydx[1] = B[1] / Bmag; << 65 dydx[1] = B[1]/Bmag; 55 dydx[2] = B[2] / Bmag; << 66 dydx[2] = B[2]/Bmag; 56 << 67 57 dydx[3] = 0. * y[0]; // y[0] is used to rem << 68 dydx[3]=0. * y[0]; //y[0] is used to remove warning 58 dydx[4] = 0.; << 69 dydx[4]=0.; 59 dydx[5] = 0.; << 70 dydx[5]=0.; 60 } 71 } 61 72 62 //....oooOO0OOooo........oooOO0OOooo........oo << 73 ////////////////////////////////////////////////////////////////////// 63 74 64 void G4BlineEquation::SetBackwardDirectionOfIn 75 void G4BlineEquation::SetBackwardDirectionOfIntegration(G4bool abool) 65 { 76 { 66 fBackward_direction = abool; << 77 backward_direction=abool; 67 fDirection = 1.; << 78 direction=1.; 68 if (fBackward_direction) fDirection = -1.; << 79 if (backward_direction) direction= -1.; 69 } 80 } 70 81