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 | // |
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27 | // $Id: G4ParameterisedNavigation.icc,v 1.7 2007/11/09 16:06:02 gcosmo Exp $ |
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28 | // GEANT4 tag $Name: HEAD $ |
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29 | // |
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30 | // |
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31 | // class G4ParameterisedNavigation Inline implementation |
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32 | // |
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33 | // -------------------------------------------------------------------- |
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34 | |
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35 | // ******************************************************************** |
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36 | // IdentifyAndPlaceSolid |
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37 | // ******************************************************************** |
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38 | // |
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39 | inline |
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40 | G4VSolid* G4ParameterisedNavigation:: |
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41 | IdentifyAndPlaceSolid( G4int num, |
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42 | G4VPhysicalVolume *apparentPhys, // PhysV or PhysT |
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43 | G4VPVParameterisation *curParam ) |
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44 | { |
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45 | G4VSolid *sampleSolid; |
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46 | |
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47 | sampleSolid = curParam->ComputeSolid(num, apparentPhys); |
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48 | sampleSolid->ComputeDimensions(curParam, num, apparentPhys); |
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49 | curParam->ComputeTransformation(num, apparentPhys); |
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50 | |
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51 | return sampleSolid; |
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52 | } |
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53 | |
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54 | // ******************************************************************** |
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55 | // ParamVoxelLocate |
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56 | // ******************************************************************** |
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57 | // |
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58 | inline |
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59 | G4SmartVoxelNode* |
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60 | G4ParameterisedNavigation::ParamVoxelLocate( G4SmartVoxelHeader* pHead, |
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61 | const G4ThreeVector& localPoint ) |
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62 | { |
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63 | // If no parameterisation axis is specified, adopt default |
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64 | // location strategy as for placements |
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65 | // |
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66 | if ( pHead->GetParamAxis()==kUndefined ) |
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67 | { |
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68 | fVoxelNode = G4VoxelNavigation::VoxelLocate(pHead,localPoint); |
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69 | } |
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70 | else |
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71 | { |
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72 | G4double targetHeaderMin, targetHeaderNodeWidth; |
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73 | G4int targetHeaderNoSlices, targetNodeNo; |
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74 | EAxis targetHeaderAxis; |
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75 | |
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76 | targetHeaderAxis = pHead->GetAxis(); |
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77 | targetHeaderNoSlices = pHead->GetNoSlices(); |
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78 | targetHeaderMin = pHead->GetMinExtent(); |
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79 | targetHeaderNodeWidth = (pHead->GetMaxExtent()-targetHeaderMin) |
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80 | / targetHeaderNoSlices; |
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81 | targetNodeNo = G4int ( (localPoint(targetHeaderAxis)-targetHeaderMin) |
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82 | / targetHeaderNodeWidth ); |
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83 | // Rounding protection |
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84 | // |
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85 | if ( targetNodeNo<0 ) |
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86 | { |
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87 | targetNodeNo = 0; |
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88 | } |
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89 | else if ( targetNodeNo>=targetHeaderNoSlices ) |
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90 | { |
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91 | targetNodeNo = targetHeaderNoSlices-1; |
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92 | } |
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93 | fVoxelAxis = targetHeaderAxis; |
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94 | fVoxelNoSlices = targetHeaderNoSlices; |
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95 | fVoxelSliceWidth = targetHeaderNodeWidth; |
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96 | fVoxelNodeNo = targetNodeNo; |
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97 | fVoxelHeader = pHead; |
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98 | fVoxelNode = pHead->GetSlice(targetNodeNo)->GetNode(); |
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99 | } |
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100 | return fVoxelNode; |
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101 | } |
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102 | |
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