[831] | 1 | // |
---|
| 2 | // ******************************************************************** |
---|
| 3 | // * License and Disclaimer * |
---|
| 4 | // * * |
---|
| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
| 7 | // * conditions of the Geant4 Software License, included in the file * |
---|
| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
| 9 | // * include a list of copyright holders. * |
---|
| 10 | // * * |
---|
| 11 | // * Neither the authors of this software system, nor their employing * |
---|
| 12 | // * institutes,nor the agencies providing financial support for this * |
---|
| 13 | // * work make any representation or warranty, express or implied, * |
---|
| 14 | // * regarding this software system or assume any liability for its * |
---|
| 15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
| 16 | // * for the full disclaimer and the limitation of liability. * |
---|
| 17 | // * * |
---|
| 18 | // * This code implementation is the result of the scientific and * |
---|
| 19 | // * technical work of the GEANT4 collaboration. * |
---|
| 20 | // * By using, copying, modifying or distributing the software (or * |
---|
| 21 | // * any work based on the software) you agree to acknowledge its * |
---|
| 22 | // * use in resulting scientific publications, and indicate your * |
---|
| 23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
| 24 | // ******************************************************************** |
---|
| 25 | // |
---|
| 26 | // |
---|
| 27 | // $Id: G4RegularNavigation.hh,v 1.2 2007/10/18 14:18:36 gcosmo Exp $ |
---|
[1337] | 28 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
---|
[831] | 29 | // |
---|
| 30 | // |
---|
| 31 | // class G4RegularNavigation |
---|
| 32 | // |
---|
| 33 | // Class description: |
---|
| 34 | // |
---|
| 35 | // Utility for fast navigation in volumes containing a regular |
---|
| 36 | // parameterisation. If two contiguous voxels have the same material, |
---|
| 37 | // navigation does not stop at the surface |
---|
| 38 | |
---|
| 39 | // History: |
---|
| 40 | // - Created. P. Arce, May 2007 |
---|
| 41 | // -------------------------------------------------------------------- |
---|
| 42 | #ifndef G4RegularNavigation_HH |
---|
| 43 | #define G4RegularNavigation_HH |
---|
| 44 | |
---|
| 45 | #include <vector> |
---|
| 46 | |
---|
| 47 | #include "G4Types.hh" |
---|
| 48 | #include "G4ThreeVector.hh" |
---|
| 49 | |
---|
| 50 | class G4NormalNavigation; |
---|
| 51 | class G4VPhysicalVolume; |
---|
| 52 | class G4Navigator; |
---|
| 53 | class G4NavigationHistory; |
---|
| 54 | |
---|
| 55 | class G4RegularNavigation |
---|
| 56 | { |
---|
| 57 | public: // with description |
---|
| 58 | |
---|
| 59 | G4RegularNavigation(); |
---|
| 60 | ~G4RegularNavigation(); |
---|
| 61 | |
---|
| 62 | G4bool LevelLocate( G4NavigationHistory& history, |
---|
| 63 | const G4VPhysicalVolume* blockedVol, |
---|
| 64 | const G4int blockedNum, |
---|
| 65 | const G4ThreeVector& globalPoint, |
---|
| 66 | const G4ThreeVector* globalDirection, |
---|
| 67 | const G4bool pLocatedOnEdge, |
---|
| 68 | G4ThreeVector& localPoint ); |
---|
| 69 | // Locate point using its position with respect to regular |
---|
| 70 | // parameterisation container volume. |
---|
| 71 | |
---|
| 72 | G4double ComputeStep( const G4ThreeVector& globalPoint, |
---|
| 73 | const G4ThreeVector& globalDirection, |
---|
| 74 | const G4double currentProposedStepLength, |
---|
| 75 | G4double& newSafety, |
---|
| 76 | G4NavigationHistory& history, |
---|
| 77 | G4bool& validExitNormal, |
---|
| 78 | G4ThreeVector& exitNormal, |
---|
| 79 | G4bool& exiting, |
---|
| 80 | G4bool& entering, |
---|
| 81 | G4VPhysicalVolume *(*pBlockedPhysical), |
---|
| 82 | G4int& blockedReplicaNo ); |
---|
| 83 | // Method never called because to be called the daughter has to be a |
---|
| 84 | // 'regular' volume. This would only happen if the track is in the |
---|
| 85 | // mother of voxels volume. But the voxels fill completely their mother, |
---|
| 86 | // so when a track enters the mother it automatically enters a voxel. |
---|
| 87 | |
---|
| 88 | G4double ComputeStepSkippingEqualMaterials( |
---|
| 89 | const G4ThreeVector localPoint, |
---|
| 90 | const G4ThreeVector& globalDirection, |
---|
| 91 | const G4double currentProposedStepLength, |
---|
| 92 | G4double& newSafety, |
---|
| 93 | G4NavigationHistory& history, |
---|
| 94 | G4bool& validExitNormal, |
---|
| 95 | G4ThreeVector& exitNormal, |
---|
| 96 | G4bool& exiting, |
---|
| 97 | G4bool& entering, |
---|
| 98 | G4VPhysicalVolume *(*pBlockedPhysical), |
---|
| 99 | G4int& blockedReplicaNo, |
---|
| 100 | G4VPhysicalVolume* pCurrentPhysical); |
---|
| 101 | // Compute the step skipping surfaces when they separate voxels with |
---|
| 102 | // equal materials. Loop to voxels until a different material is found: |
---|
| 103 | // invokes G4NormalNavigation::ComputeStep() in each voxel and move the |
---|
| 104 | // point to the next voxel. |
---|
| 105 | |
---|
| 106 | G4double ComputeSafety( const G4ThreeVector& localPoint, |
---|
| 107 | const G4NavigationHistory& history, |
---|
| 108 | const G4double pProposedMaxLength=DBL_MAX ); |
---|
| 109 | // Method never called because to be called the daughter has to be a |
---|
| 110 | // 'regular' volume. This would only happen if the track is in the |
---|
| 111 | // mother of voxels volume. But the voxels fill completely their mother, |
---|
| 112 | // so when a track enters the mother it automatically enters a voxel. |
---|
| 113 | |
---|
| 114 | public: // without description |
---|
| 115 | |
---|
| 116 | // Set and Get methods |
---|
| 117 | |
---|
| 118 | void SetVerboseLevel(G4int level) { fVerbose = level; } |
---|
| 119 | void CheckMode(G4bool mode) { fCheck = mode; } |
---|
| 120 | void SetNormalNavigation( G4NormalNavigation* fnormnav ) |
---|
| 121 | { fnormalNav = fnormnav; } |
---|
| 122 | |
---|
| 123 | private: |
---|
| 124 | |
---|
| 125 | G4int fVerbose; |
---|
| 126 | G4bool fCheck; |
---|
| 127 | |
---|
| 128 | G4NormalNavigation* fnormalNav; |
---|
| 129 | G4double kCarTolerance; |
---|
| 130 | }; |
---|
| 131 | |
---|
| 132 | #endif |
---|