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: pyG4MagneticField.cc,v 1.4 2006/06/29 15:32:10 gunter Exp $ |
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27 | // $Name: geant4-09-04-beta-01 $ |
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28 | // ==================================================================== |
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29 | // pyG4MagneticField.cc |
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30 | // |
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31 | // 2005 Q |
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32 | // ==================================================================== |
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33 | #include <boost/python.hpp> |
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34 | #include "G4MagneticField.hh" |
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35 | #include "G4ThreeVector.hh" |
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36 | |
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37 | using namespace boost::python; |
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38 | |
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39 | // ==================================================================== |
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40 | // wrappers |
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41 | // ==================================================================== |
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42 | |
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43 | class PyG4MagneticField : public G4MagneticField { |
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44 | public: |
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45 | PyG4MagneticField() { } |
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46 | ~PyG4MagneticField() { } |
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47 | |
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48 | virtual G4ThreeVector GetFieldValue(const G4ThreeVector& pos, |
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49 | const G4double time) const = 0; |
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50 | |
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51 | virtual void GetFieldValue(const G4double Point[4], |
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52 | G4double* Bfield) const { |
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53 | |
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54 | const G4ThreeVector& bfield= |
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55 | GetFieldValue(G4ThreeVector(Point[0], Point[1], Point[2]), Point[3]); |
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56 | |
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57 | Bfield[0]= bfield.x(); |
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58 | Bfield[1]= bfield.y(); |
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59 | Bfield[2]= bfield.z(); |
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60 | } |
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61 | |
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62 | }; |
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63 | |
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64 | // ==================================================================== |
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65 | // thin wrappers |
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66 | // ==================================================================== |
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67 | namespace pyG4MagneticField { |
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68 | |
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69 | struct CB_PyG4MagneticField : |
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70 | PyG4MagneticField, wrapper<PyG4MagneticField> { |
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71 | |
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72 | G4ThreeVector GetFieldValue(const G4ThreeVector& pos, |
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73 | const G4double time) const { |
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74 | return get_override("GetFieldValue")(pos, time); |
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75 | } |
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76 | |
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77 | }; |
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78 | |
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79 | G4ThreeVector(PyG4MagneticField::*f1_GetFieldValue) |
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80 | (const G4ThreeVector&, const G4double) const |
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81 | = &PyG4MagneticField::GetFieldValue; |
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82 | |
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83 | }; |
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84 | |
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85 | using namespace pyG4MagneticField; |
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86 | |
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87 | // ==================================================================== |
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88 | // module definition |
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89 | // ==================================================================== |
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90 | void export_G4MagneticField() |
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91 | { |
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92 | class_<G4MagneticField, boost::noncopyable > |
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93 | ("__G4MagneticField", "dummy class of magnetic field", no_init) |
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94 | ; |
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95 | |
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96 | class_<CB_PyG4MagneticField, boost::noncopyable, |
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97 | bases<G4Field, G4MagneticField> > |
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98 | ("G4MagneticField", "base class of magnetic field") |
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99 | // --- |
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100 | .def("DoesFieldChangeEnergy", &G4MagneticField::DoesFieldChangeEnergy) |
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101 | .def("GetFieldValue", pure_virtual(f1_GetFieldValue)) |
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102 | ; |
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103 | } |
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104 | |
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