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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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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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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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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: G4GDMLWriteDefine.cc,v 1.18 2008/07/16 15:46:34 gcosmo Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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29 | // |
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30 | // class G4GDMLWriteDefine Implementation |
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31 | // |
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32 | // Original author: Zoltan Torzsok, November 2007 |
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33 | // |
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34 | // -------------------------------------------------------------------- |
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35 | |
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36 | #include "G4GDMLWriteDefine.hh" |
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37 | |
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38 | const G4double G4GDMLWriteDefine::kRelativePrecision = DBL_EPSILON; |
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39 | const G4double G4GDMLWriteDefine::kAngularPrecision = DBL_EPSILON; |
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40 | const G4double G4GDMLWriteDefine::kLinearPrecision = DBL_EPSILON; |
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41 | |
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42 | G4ThreeVector G4GDMLWriteDefine::GetAngles(const G4RotationMatrix& mat) |
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43 | { |
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44 | G4double x,y,z; |
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45 | |
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46 | const G4double cosb = std::sqrt(mat.xx()*mat.xx()+mat.yx()*mat.yx()); |
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47 | |
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48 | if (cosb > kRelativePrecision) |
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49 | { |
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50 | x = std::atan2(mat.zy(),mat.zz()); |
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51 | y = std::atan2(-mat.zx(),cosb); |
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52 | z = std::atan2(mat.yx(),mat.xx()); |
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53 | } |
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54 | else |
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55 | { |
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56 | x = std::atan2(-mat.yz(),mat.yy()); |
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57 | y = std::atan2(-mat.zx(),cosb); |
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58 | z = 0.0; |
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59 | } |
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60 | |
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61 | return G4ThreeVector(x,y,z); |
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62 | } |
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63 | |
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64 | void G4GDMLWriteDefine:: |
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65 | Scale_vectorWrite(xercesc::DOMElement* element, const G4String& tag, |
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66 | const G4String& name, const G4ThreeVector& scl) |
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67 | { |
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68 | const G4double x = (std::fabs(scl.x()-1.0) < kRelativePrecision) |
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69 | ? 1.0 : scl.x(); |
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70 | const G4double y = (std::fabs(scl.y()-1.0) < kRelativePrecision) |
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71 | ? 1.0 : scl.y(); |
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72 | const G4double z = (std::fabs(scl.z()-1.0) < kRelativePrecision) |
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73 | ? 1.0 : scl.z(); |
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74 | |
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75 | xercesc::DOMElement* scaleElement = NewElement(tag); |
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76 | scaleElement->setAttributeNode(NewAttribute("name",name)); |
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77 | scaleElement->setAttributeNode(NewAttribute("x",x)); |
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78 | scaleElement->setAttributeNode(NewAttribute("y",y)); |
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79 | scaleElement->setAttributeNode(NewAttribute("z",z)); |
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80 | element->appendChild(scaleElement); |
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81 | } |
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82 | |
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83 | void G4GDMLWriteDefine:: |
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84 | Rotation_vectorWrite(xercesc::DOMElement* element, const G4String& tag, |
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85 | const G4String& name, const G4ThreeVector& rot) |
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86 | { |
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87 | const G4double x = (std::fabs(rot.x()) < kAngularPrecision) ? 0.0 : rot.x(); |
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88 | const G4double y = (std::fabs(rot.y()) < kAngularPrecision) ? 0.0 : rot.y(); |
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89 | const G4double z = (std::fabs(rot.z()) < kAngularPrecision) ? 0.0 : rot.z(); |
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90 | |
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91 | xercesc::DOMElement* rotationElement = NewElement(tag); |
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92 | rotationElement->setAttributeNode(NewAttribute("name",name)); |
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93 | rotationElement->setAttributeNode(NewAttribute("x",x/degree)); |
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94 | rotationElement->setAttributeNode(NewAttribute("y",y/degree)); |
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95 | rotationElement->setAttributeNode(NewAttribute("z",z/degree)); |
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96 | rotationElement->setAttributeNode(NewAttribute("unit","deg")); |
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97 | element->appendChild(rotationElement); |
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98 | } |
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99 | |
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100 | void G4GDMLWriteDefine:: |
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101 | Position_vectorWrite(xercesc::DOMElement* element, const G4String& tag, |
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102 | const G4String& name, const G4ThreeVector& pos) |
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103 | { |
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104 | const G4double x = (std::fabs(pos.x()) < kLinearPrecision) ? 0.0 : pos.x(); |
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105 | const G4double y = (std::fabs(pos.y()) < kLinearPrecision) ? 0.0 : pos.y(); |
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106 | const G4double z = (std::fabs(pos.z()) < kLinearPrecision) ? 0.0 : pos.z(); |
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107 | |
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108 | xercesc::DOMElement* positionElement = NewElement(tag); |
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109 | positionElement->setAttributeNode(NewAttribute("name",name)); |
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110 | positionElement->setAttributeNode(NewAttribute("x",x/mm)); |
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111 | positionElement->setAttributeNode(NewAttribute("y",y/mm)); |
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112 | positionElement->setAttributeNode(NewAttribute("z",z/mm)); |
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113 | positionElement->setAttributeNode(NewAttribute("unit","mm")); |
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114 | element->appendChild(positionElement); |
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115 | } |
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116 | |
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117 | void G4GDMLWriteDefine::DefineWrite(xercesc::DOMElement* element) |
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118 | { |
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119 | G4cout << "G4GDML: Writing definitions..." << G4endl; |
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120 | |
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121 | defineElement = NewElement("define"); |
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122 | element->appendChild(defineElement); |
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123 | } |
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