| 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: G4ErrorCylSurfaceTarget.hh,v 1.1 2007/05/16 12:50:52 gcosmo Exp $
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| 28 | // GEANT4 tag $Name: geant4-09-03 $
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| 29 | //
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| 30 | //
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| 31 | // --------------------------------------------------------------------
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| 32 | // GEANT 4 class header file
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| 33 | // --------------------------------------------------------------------
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| 34 | //
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| 35 | // Class Description:
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| 36 | //
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| 37 | // G4ErrorTarget class: limits step when track reaches a cylindrical surface.
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| 38 |
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| 39 | // History:
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| 40 | // - Created. P. Arce, September 2004
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| 41 | // --------------------------------------------------------------------
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| 42 |
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| 43 | #ifndef G4ErrorCylSurfaceTarget_hh
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| 44 | #define G4ErrorCylSurfaceTarget_hh
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| 45 |
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| 46 | #include "globals.hh"
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| 47 | #include "G4ErrorSurfaceTarget.hh"
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| 48 | #include "G4ThreeVector.hh"
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| 49 | #include "G4RotationMatrix.hh"
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| 50 | #include "G4AffineTransform.hh"
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| 51 | #include "G4Plane3D.hh"
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| 52 |
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| 53 | class G4ErrorCylSurfaceTarget : public G4ErrorSurfaceTarget
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| 54 | {
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| 55 | public: // with description
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| 56 |
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| 57 | G4ErrorCylSurfaceTarget( const G4double& radius,
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| 58 | const G4ThreeVector& trans=G4ThreeVector(),
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| 59 | const G4RotationMatrix& rotm=G4RotationMatrix() );
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| 60 | // Constructs cylindrical surface by radius, translation and rotation
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| 61 |
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| 62 | G4ErrorCylSurfaceTarget( const G4double& radius,
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| 63 | const G4AffineTransform& trans );
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| 64 | // Constructs cylindrical surface by radius and affine transformation
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| 65 |
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| 66 | ~G4ErrorCylSurfaceTarget();
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| 67 |
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| 68 | virtual G4ThreeVector IntersectLocal( const G4ThreeVector& point,
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| 69 | const G4ThreeVector& direc ) const;
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| 70 | // Intersects the cylindrical surface with the line in local (cylinder)
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| 71 | // coordinates, given by point and direction
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| 72 |
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| 73 | virtual G4double GetDistanceFromPoint( const G4ThreeVector& point,
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| 74 | const G4ThreeVector& direc ) const;
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| 75 | // Distance from a point to the cylindrical surface in a given direction
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| 76 |
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| 77 | virtual G4double GetDistanceFromPoint( const G4ThreeVector& point ) const;
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| 78 | // Minimal distance from a point to the cylindrical surface in any
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| 79 | // direction
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| 80 |
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| 81 | virtual G4Plane3D GetTangentPlane( const G4ThreeVector& point ) const;
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| 82 | // Get plane tangent to cylindrical surface at a given point
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| 83 |
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| 84 | virtual void Dump( const G4String& msg ) const;
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| 85 | // Dump cylindrical surface parameter
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| 86 |
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| 87 | private:
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| 88 |
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| 89 | G4double fradius;
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| 90 | G4AffineTransform ftransform;
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| 91 | };
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| 92 |
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| 93 | #endif
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