[831] | 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: G4VTwistSurface.hh,v 1.6 2007/05/11 13:54:28 gcosmo Exp $ |
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[1337] | 28 | // GEANT4 tag $Name: geant4-09-04-beta-01 $ |
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[831] | 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 | // G4VTwistSurface |
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| 36 | // |
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| 37 | // Class description: |
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| 38 | // |
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| 39 | // Abstract base class for boundary surface of G4VSolid. |
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| 40 | |
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| 41 | // Author: |
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| 42 | // 01-Aug-2002 - Kotoyo Hoshina (hoshina@hepburn.s.chiba-u.ac.jp) |
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| 43 | // |
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| 44 | // History: |
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| 45 | // 13-Nov-2003 - O.Link (Oliver.Link@cern.ch), Integration in Geant4 |
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| 46 | // from original version in Jupiter-2.5.02 application. |
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| 47 | // -------------------------------------------------------------------- |
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| 48 | #ifndef __G4VTWISTSURFACE__ |
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| 49 | #define __G4VTWISTSURFACE__ |
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| 50 | |
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| 51 | #include "G4VSolid.hh" |
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| 52 | #include "geomdefs.hh" |
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| 53 | |
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| 54 | #include "G4RotationMatrix.hh" |
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| 55 | |
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| 56 | #define G4VSURFACENXX 10 |
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| 57 | |
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| 58 | class G4VTwistSurface |
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| 59 | { |
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| 60 | public: // without description |
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| 61 | |
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| 62 | enum EValidate {kDontValidate = 0, kValidateWithTol = 1, |
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| 63 | kValidateWithoutTol = 2, kUninitialized = 3}; |
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| 64 | |
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| 65 | public: // with description |
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| 66 | |
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| 67 | G4VTwistSurface (const G4String &name); |
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| 68 | G4VTwistSurface (const G4String &name, |
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| 69 | const G4RotationMatrix &rot, |
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| 70 | const G4ThreeVector &tlate, |
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| 71 | G4int handedness, |
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| 72 | const EAxis axis1, |
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| 73 | const EAxis axis2, |
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| 74 | G4double axis0min = -kInfinity, |
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| 75 | G4double axis1min = -kInfinity, |
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| 76 | G4double axis0max = kInfinity, |
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| 77 | G4double axis1max = kInfinity); |
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| 78 | |
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| 79 | virtual ~G4VTwistSurface(); |
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| 80 | |
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| 81 | virtual G4int AmIOnLeftSide(const G4ThreeVector &me, |
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| 82 | const G4ThreeVector &vec, |
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| 83 | G4bool withTol = true); |
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| 84 | |
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| 85 | virtual G4double DistanceToBoundary( G4int areacode, |
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| 86 | G4ThreeVector &xx, |
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| 87 | const G4ThreeVector &p) ; |
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| 88 | |
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| 89 | |
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| 90 | virtual G4double DistanceToIn(const G4ThreeVector &gp, |
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| 91 | const G4ThreeVector &gv, |
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| 92 | G4ThreeVector &gxxbest); |
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| 93 | virtual G4double DistanceToOut(const G4ThreeVector &gp, |
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| 94 | const G4ThreeVector &gv, |
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| 95 | G4ThreeVector &gxxbest); |
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| 96 | virtual G4double DistanceTo(const G4ThreeVector &gp, |
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| 97 | G4ThreeVector &gxx); |
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| 98 | |
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| 99 | virtual G4int DistanceToSurface(const G4ThreeVector &gp, |
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| 100 | const G4ThreeVector &gv, |
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| 101 | G4ThreeVector gxx[], |
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| 102 | G4double distance[], |
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| 103 | G4int areacode[], |
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| 104 | G4bool isvalid[], |
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| 105 | EValidate validate=kValidateWithTol) = 0; |
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| 106 | |
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| 107 | virtual G4int DistanceToSurface(const G4ThreeVector &gp, |
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| 108 | G4ThreeVector gxx[], |
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| 109 | G4double distance[], |
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| 110 | G4int areacode[]) = 0; |
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| 111 | |
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| 112 | void DebugPrint() const; |
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| 113 | |
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| 114 | // get methods |
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| 115 | |
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| 116 | virtual G4ThreeVector GetNormal(const G4ThreeVector &xx,G4bool isGlobal) = 0; |
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| 117 | |
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| 118 | virtual G4String GetName() const { return fName; } |
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| 119 | virtual void GetBoundaryParameters(const G4int &areacode, |
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| 120 | G4ThreeVector &d, |
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| 121 | G4ThreeVector &x0, |
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| 122 | G4int &boundarytype) const; |
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| 123 | virtual G4ThreeVector GetBoundaryAtPZ(G4int areacode, |
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| 124 | const G4ThreeVector &p) const; |
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| 125 | |
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| 126 | inline G4double DistanceToPlaneWithV(const G4ThreeVector &p, |
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| 127 | const G4ThreeVector &v, |
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| 128 | const G4ThreeVector &x0, |
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| 129 | const G4ThreeVector &n0, |
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| 130 | G4ThreeVector &xx); |
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| 131 | |
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| 132 | inline G4double DistanceToPlane(const G4ThreeVector &p, |
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| 133 | const G4ThreeVector &x0, |
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| 134 | const G4ThreeVector &n0, |
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| 135 | G4ThreeVector &xx); |
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| 136 | |
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| 137 | inline G4double DistanceToPlane(const G4ThreeVector &p, |
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| 138 | const G4ThreeVector &x0, |
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| 139 | const G4ThreeVector &t1, |
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| 140 | const G4ThreeVector &t2, |
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| 141 | G4ThreeVector &xx, |
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| 142 | G4ThreeVector &n); |
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| 143 | |
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| 144 | inline G4double DistanceToLine (const G4ThreeVector &p, |
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| 145 | const G4ThreeVector &x0, |
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| 146 | const G4ThreeVector &d, |
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| 147 | G4ThreeVector &xx); |
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| 148 | |
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| 149 | inline G4bool IsAxis0 (G4int areacode) const; |
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| 150 | inline G4bool IsAxis1 (G4int areacode) const; |
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| 151 | inline G4bool IsOutside (G4int areacode) const; |
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| 152 | inline G4bool IsInside (G4int areacode, G4bool testbitmode = false) const; |
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| 153 | inline G4bool IsBoundary (G4int areacode, G4bool testbitmode = false) const; |
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| 154 | inline G4bool IsCorner (G4int areacode, G4bool testbitmode = false) const; |
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| 155 | inline G4bool IsValidNorm() const { return fIsValidNorm; } |
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| 156 | G4bool IsSameBoundary (G4VTwistSurface *surface1, G4int areacode1, |
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| 157 | G4VTwistSurface *surface2, G4int areacode2 ) const; |
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| 158 | inline G4int GetAxisType(G4int areacode, G4int whichaxis) const; |
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| 159 | |
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| 160 | inline G4ThreeVector ComputeGlobalPoint (const G4ThreeVector &lp) const; |
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| 161 | inline G4ThreeVector ComputeLocalPoint (const G4ThreeVector &gp) const; |
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| 162 | inline G4ThreeVector ComputeGlobalDirection (const G4ThreeVector &lp) const; |
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| 163 | inline G4ThreeVector ComputeLocalDirection (const G4ThreeVector &gp) const; |
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| 164 | |
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| 165 | // set methods |
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| 166 | |
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| 167 | inline void SetAxis(G4int i, const EAxis axis) { fAxis[i] = axis; } |
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| 168 | inline void SetNeighbours(G4VTwistSurface* axis0min, G4VTwistSurface* axis1min, |
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| 169 | G4VTwistSurface* axis0max, G4VTwistSurface* axis1max); |
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| 170 | |
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| 171 | virtual G4ThreeVector SurfacePoint(G4double , G4double, |
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| 172 | G4bool isGlobal = false ) = 0 ; |
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| 173 | virtual G4double GetBoundaryMin(G4double) = 0 ; |
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| 174 | virtual G4double GetBoundaryMax(G4double) = 0 ; |
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| 175 | virtual G4double GetSurfaceArea() = 0 ; |
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| 176 | virtual void GetFacets(G4int m, G4int n, G4double xyz[][3], |
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| 177 | G4int faces[][4], G4int iside) = 0 ; |
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| 178 | G4int GetNode( G4int i, G4int j, G4int m, G4int n, G4int iside ) ; |
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| 179 | G4int GetFace( G4int i, G4int j, G4int m, G4int n, G4int iside ) ; |
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| 180 | G4int GetEdgeVisibility( G4int i, G4int j, G4int m, G4int n, G4int number, G4int orientation) ; |
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| 181 | |
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| 182 | |
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| 183 | public: // without description |
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| 184 | |
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| 185 | G4VTwistSurface(__void__&); |
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| 186 | // Fake default constructor for usage restricted to direct object |
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| 187 | // persistency for clients requiring preallocation of memory for |
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| 188 | // persistifiable objects. |
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| 189 | |
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| 190 | protected: // with description |
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| 191 | |
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| 192 | // get methods |
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| 193 | |
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| 194 | inline G4VTwistSurface** GetNeighbours() { return fNeighbours; } |
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| 195 | inline G4int GetNeighbours(G4int areacode, G4VTwistSurface* surfaces[]); |
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| 196 | inline G4ThreeVector GetCorner(G4int areacode) const; |
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| 197 | void GetBoundaryAxis(G4int areacode, EAxis axis[]) const; |
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| 198 | void GetBoundaryLimit(G4int areacode, G4double limit[]) const; |
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| 199 | virtual G4int GetAreaCode(const G4ThreeVector &xx, G4bool withtol=true) = 0; |
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| 200 | |
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| 201 | // set methods |
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| 202 | |
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| 203 | virtual void SetBoundary(const G4int &axiscode, |
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| 204 | const G4ThreeVector &direction, |
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| 205 | const G4ThreeVector &x0, |
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| 206 | const G4int &boundarytype); |
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| 207 | // areacode must be one of them: |
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| 208 | // sAxis0 & sAxisMin, sAxis0 & sAxisMax, |
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| 209 | // sAxis1 & sAxisMin, sAxis1 & sAxisMax. |
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| 210 | // boundarytype represents the shape of locus |
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| 211 | // from the start point to end point of boundary. |
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| 212 | // ex. |
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| 213 | // sAxisRho = linear line which start point is fixed at origin. |
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| 214 | // sAxisPhi = part of circle which center placed at the origin. |
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| 215 | |
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| 216 | void SetCorner(G4int areacode, G4double x, G4double y, G4double z); |
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| 217 | |
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| 218 | private: |
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| 219 | |
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| 220 | virtual void SetBoundaries() = 0; |
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| 221 | virtual void SetCorners() = 0; |
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| 222 | |
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| 223 | // data members --------------------------------------------------------- |
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| 224 | |
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| 225 | public: |
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| 226 | |
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| 227 | static const G4int sOutside ; |
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| 228 | static const G4int sInside ; |
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| 229 | static const G4int sBoundary; |
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| 230 | static const G4int sCorner; |
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| 231 | static const G4int sC0Min1Min; |
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| 232 | static const G4int sC0Max1Min; |
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| 233 | static const G4int sC0Max1Max; |
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| 234 | static const G4int sC0Min1Max; |
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| 235 | static const G4int sAxisMin; |
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| 236 | static const G4int sAxisMax; |
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| 237 | static const G4int sAxisX; |
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| 238 | static const G4int sAxisY; |
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| 239 | static const G4int sAxisZ; |
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| 240 | static const G4int sAxisRho; |
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| 241 | static const G4int sAxisPhi; |
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| 242 | static const G4int sAxis0; |
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| 243 | static const G4int sAxis1; |
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| 244 | static const G4int sSizeMask; |
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| 245 | static const G4int sAxisMask; |
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| 246 | static const G4int sAreaMask; |
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| 247 | |
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| 248 | protected: |
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| 249 | |
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| 250 | class CurrentStatus |
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| 251 | { |
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| 252 | public: |
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| 253 | |
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| 254 | CurrentStatus(); |
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| 255 | virtual ~CurrentStatus(); |
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| 256 | |
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| 257 | inline G4ThreeVector GetXX(G4int i) const { return fXX[i]; } |
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| 258 | inline G4double GetDistance(G4int i) const { return fDistance[i]; } |
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| 259 | inline G4int GetAreacode(G4int i) const { return fAreacode[i]; } |
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| 260 | inline G4int GetNXX() const { return fNXX; } |
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| 261 | inline G4bool IsDone() const { return fDone; } |
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| 262 | inline G4bool IsValid(G4int i) const { return fIsValid[i]; } |
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| 263 | |
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| 264 | void SetCurrentStatus(G4int i, |
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| 265 | G4ThreeVector &xx, |
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| 266 | G4double &dist, |
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| 267 | G4int &areacode, |
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| 268 | G4bool &isvalid, |
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| 269 | G4int nxx, |
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| 270 | EValidate validate, |
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| 271 | const G4ThreeVector *p, |
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| 272 | const G4ThreeVector *v = 0); |
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| 273 | |
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| 274 | void ResetfDone(EValidate validate, |
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| 275 | const G4ThreeVector *p, |
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| 276 | const G4ThreeVector *v = 0); |
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| 277 | |
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| 278 | |
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| 279 | void DebugPrint() const; |
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| 280 | |
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| 281 | private: |
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| 282 | |
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| 283 | G4double fDistance[G4VSURFACENXX]; |
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| 284 | G4ThreeVector fXX[G4VSURFACENXX]; |
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| 285 | G4int fAreacode[G4VSURFACENXX]; |
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| 286 | G4bool fIsValid[G4VSURFACENXX]; |
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| 287 | G4int fNXX; |
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| 288 | G4ThreeVector fLastp; |
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| 289 | G4ThreeVector fLastv; |
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| 290 | EValidate fLastValidate; |
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| 291 | G4bool fDone; |
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| 292 | }; |
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| 293 | |
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| 294 | class Boundary |
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| 295 | { |
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| 296 | public: |
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| 297 | Boundary(); |
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| 298 | virtual ~Boundary(); |
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| 299 | |
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| 300 | void SetFields(const G4int &areacode, |
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| 301 | const G4ThreeVector &d, |
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| 302 | const G4ThreeVector &x0, |
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| 303 | const G4int &boundarytype); |
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| 304 | |
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| 305 | G4bool IsEmpty() const; |
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| 306 | |
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| 307 | G4bool GetBoundaryParameters(const G4int &areacode, |
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| 308 | G4ThreeVector &d, |
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| 309 | G4ThreeVector &x0, |
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| 310 | G4int &boundarytype) const; |
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| 311 | |
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| 312 | private: |
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| 313 | G4int fBoundaryAcode; |
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| 314 | G4ThreeVector fBoundaryDirection; |
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| 315 | G4ThreeVector fBoundaryX0; |
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| 316 | G4int fBoundaryType; |
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| 317 | }; |
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| 318 | |
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| 319 | EAxis fAxis[2]; |
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| 320 | G4double fAxisMin[2]; |
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| 321 | G4double fAxisMax[2]; |
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| 322 | CurrentStatus fCurStatWithV; |
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| 323 | CurrentStatus fCurStat; |
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| 324 | G4RotationMatrix fRot; |
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| 325 | G4ThreeVector fTrans; |
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| 326 | G4int fHandedness; |
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| 327 | class G4SurfCurNormal |
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| 328 | { |
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| 329 | public: |
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| 330 | G4ThreeVector p; |
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| 331 | G4ThreeVector normal; |
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| 332 | }; |
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| 333 | G4SurfCurNormal fCurrentNormal; |
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| 334 | G4bool fIsValidNorm; |
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| 335 | G4double kCarTolerance; |
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| 336 | |
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| 337 | private: |
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| 338 | |
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| 339 | G4VTwistSurface *fNeighbours[4]; // {0,1,2,3} = sAxis0min, sAxis1min, |
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| 340 | // sAxis0max, sAxis1max |
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| 341 | G4ThreeVector fCorners[4]; // corners of the surface in local coordinate |
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| 342 | Boundary fBoundaries[4]; // boundaries of the surface. |
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| 343 | G4String fName; |
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| 344 | |
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| 345 | class G4SurfSideQuery |
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| 346 | { |
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| 347 | public: |
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| 348 | G4ThreeVector me; |
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| 349 | G4ThreeVector vec; |
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| 350 | G4bool withTol; |
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| 351 | G4int amIOnLeftSide; |
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| 352 | }; |
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| 353 | G4SurfSideQuery fAmIOnLeftSide; |
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| 354 | }; |
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| 355 | |
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| 356 | //======================================================== |
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| 357 | // inline functions |
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| 358 | //======================================================== |
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| 359 | |
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| 360 | struct Intersection |
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| 361 | { |
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| 362 | G4double phi ; // parameter phi |
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| 363 | G4double u ; // parameter u |
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| 364 | G4ThreeVector xx ; // intersection point in cartesian |
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| 365 | G4double distance ; // distance to intersection |
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| 366 | G4int areacode; // the areacode of the intersection |
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| 367 | G4bool isvalid ; // valid intersection ?? |
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| 368 | |
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| 369 | }; |
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| 370 | |
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| 371 | inline |
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| 372 | G4bool DistanceSort( const Intersection &a, const Intersection &b) |
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| 373 | { |
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| 374 | return a.distance < b.distance ; |
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| 375 | } |
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| 376 | |
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| 377 | inline |
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| 378 | G4bool EqualIntersection( const Intersection &a, const Intersection &b) |
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| 379 | { |
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| 380 | return ( ( a.xx - b.xx ).mag() < 1E-9*mm ) ; |
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| 381 | } |
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| 382 | |
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| 383 | #include "G4VTwistSurface.icc" |
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| 384 | |
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| 385 | #endif |
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