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 | // $Id: G4ChordFinderSaf.hh,v 1.4 2008/09/12 16:12:18 gcosmo Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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28 | // |
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29 | // |
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30 | // class G4ChordFinderRad |
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31 | // |
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32 | // Class description: |
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33 | // |
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34 | // A class that provides the next chord, utilising an estimate of |
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35 | // the radius of curvature. |
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36 | |
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37 | // History: |
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38 | // - 07.11.03 John Apostolakis, design and implementation |
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39 | // ------------------------------------------------------------------- |
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40 | |
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41 | #include "G4ChordFinder.hh" |
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42 | |
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43 | class G4ChordFinderSaf : public G4ChordFinder |
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44 | { |
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45 | |
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46 | public: |
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47 | G4ChordFinderSaf(G4MagInt_Driver* pIntegrationDriver); |
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48 | |
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49 | G4ChordFinderSaf( G4MagneticField* theMagField, |
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50 | G4double stepMinimum, |
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51 | G4MagIntegratorStepper* pItsStepper ); |
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52 | |
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53 | ~G4ChordFinderSaf(); |
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54 | |
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55 | G4double FindNextChord( const G4FieldTrack& yStart, |
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56 | G4double stepMax, |
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57 | G4FieldTrack& yEnd, // Endpoint |
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58 | G4double& dyErrPos, // Error of endpoint |
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59 | G4double epsStep, |
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60 | G4double* pStepForAccuracy, |
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61 | const G4ThreeVector latestSafetyOrigin, |
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62 | G4double latestSafetyRadius |
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63 | ); |
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64 | |
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65 | void PrintStatistics(); |
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66 | |
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67 | private: |
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68 | // G4int fNoInitialRadBig, fNoInitialRadSmall; |
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69 | // G4int fNoTrialsRadBig, fNoTrialsRadSmall; |
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70 | |
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71 | }; |
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