[1316] | 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: ApproxEqual.hh,v 1.7 2006/06/29 18:58:23 gunter Exp $ |
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| 28 | // GEANT4 tag $Name: geant4-09-04-beta-cand-01 $ |
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| 29 | // |
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| 30 | |
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| 31 | // ApproxEqual Functions for geometry test programs |
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| 32 | // |
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| 33 | // History: |
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| 34 | // 20.07.95 P.Kent Translated from old code |
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| 35 | |
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| 36 | #ifndef APPROXEQUAL_HH |
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| 37 | #define APPROXEQUAL_HH |
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| 38 | |
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| 39 | #include "globals.hh" |
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| 40 | #include "geomdefs.hh" |
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| 41 | |
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| 42 | #include "G4ThreeVector.hh" |
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| 43 | #include "G4AffineTransform.hh" |
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| 44 | #include "G4Navigator.hh" |
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| 45 | |
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| 46 | const G4double kApproxEqualTolerance = 1E-9; |
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| 47 | |
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| 48 | // Derived navigator class |
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| 49 | |
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| 50 | class MyNavigator : public G4Navigator |
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| 51 | { |
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| 52 | public: |
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| 53 | |
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| 54 | MyNavigator() : G4Navigator() {} |
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| 55 | ~MyNavigator(){} |
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| 56 | |
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| 57 | G4ThreeVector CurrentLocalCoordinate() const |
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| 58 | { |
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| 59 | return GetCurrentLocalCoordinate(); |
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| 60 | } |
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| 61 | G4ThreeVector GetNetTranslation() const |
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| 62 | { |
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| 63 | return NetTranslation(); |
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| 64 | } |
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| 65 | G4RotationMatrix GetNetRotation() const |
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| 66 | { |
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| 67 | return NetRotation(); |
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| 68 | } |
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| 69 | }; |
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| 70 | |
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| 71 | // Return true if the double check is approximately equal to target |
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| 72 | // |
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| 73 | // Process: |
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| 74 | // |
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| 75 | // Return true is check if less than kApproxEqualTolerance from target |
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| 76 | |
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| 77 | G4bool ApproxEqual(const G4double check,const G4double target) |
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| 78 | { |
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| 79 | return (std::fabs(check-target)<kApproxEqualTolerance) ?true:false; |
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| 80 | } |
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| 81 | |
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| 82 | // Return true if the 3vector check is approximately equal to target |
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| 83 | G4bool ApproxEqual(const G4ThreeVector& check, const G4ThreeVector& target) |
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| 84 | { |
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| 85 | return (ApproxEqual(check.x(),target.x())&& |
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| 86 | ApproxEqual(check.y(),target.y())&& |
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| 87 | ApproxEqual(check.z(),target.z())) ? true : false; |
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| 88 | } |
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| 89 | |
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| 90 | |
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| 91 | G4bool ApproxEqual(const G4AffineTransform &tf1, |
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| 92 | const G4AffineTransform &tf2) |
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| 93 | { |
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| 94 | for (G4int i=0;i<15;i++) |
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| 95 | { |
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| 96 | if (!ApproxEqual(tf1[i],tf2[i])) return false; |
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| 97 | } |
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| 98 | return true; |
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| 99 | } |
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| 100 | |
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| 101 | #endif |
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