| 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: G4BezierSurface.icc,v 1.4 2006/06/29 18:38:22 gunter Exp $
|
|---|
| 28 | // GEANT4 tag $Name: geant4-09-04-beta-01 $
|
|---|
| 29 | //
|
|---|
| 30 | // --------------------------------------------------------------------
|
|---|
| 31 | // GEANT 4 inline definitions file
|
|---|
| 32 | //
|
|---|
| 33 | // G4BezierSurface.icc
|
|---|
| 34 | //
|
|---|
| 35 | // Implementation of inline methods of G4BezierSurface
|
|---|
| 36 | // --------------------------------------------------------------------
|
|---|
| 37 |
|
|---|
| 38 | inline
|
|---|
| 39 | G4Point3D G4BezierSurface::AveragePoint() const
|
|---|
| 40 | {
|
|---|
| 41 | return average_pt;
|
|---|
| 42 | }
|
|---|
| 43 |
|
|---|
| 44 | inline
|
|---|
| 45 | void G4BezierSurface::SetAveragePoint(G4Point3D p)
|
|---|
| 46 | {
|
|---|
| 47 | average_pt=p;
|
|---|
| 48 | }
|
|---|
| 49 |
|
|---|
| 50 | inline
|
|---|
| 51 | G4double G4BezierSurface::UAverage() const
|
|---|
| 52 | {
|
|---|
| 53 | return average_u;
|
|---|
| 54 | }
|
|---|
| 55 |
|
|---|
| 56 | inline
|
|---|
| 57 | G4double G4BezierSurface::VAverage() const
|
|---|
| 58 | {
|
|---|
| 59 | return average_v;
|
|---|
| 60 | }
|
|---|
| 61 |
|
|---|
| 62 | inline
|
|---|
| 63 | void G4BezierSurface::Dir(G4int d)
|
|---|
| 64 | {
|
|---|
| 65 | dir=d;
|
|---|
| 66 | }
|
|---|
| 67 |
|
|---|
| 68 | inline
|
|---|
| 69 | void G4BezierSurface::ChangeDir()
|
|---|
| 70 | {
|
|---|
| 71 | dir=!dir;
|
|---|
| 72 | }
|
|---|
| 73 |
|
|---|
| 74 | inline
|
|---|
| 75 | G4double G4BezierSurface::SMin() const
|
|---|
| 76 | {
|
|---|
| 77 | return smin;
|
|---|
| 78 | }
|
|---|
| 79 |
|
|---|
| 80 | inline
|
|---|
| 81 | G4double G4BezierSurface::SMax() const
|
|---|
| 82 | {
|
|---|
| 83 | return smax;
|
|---|
| 84 | }
|
|---|
| 85 |
|
|---|
| 86 | inline
|
|---|
| 87 | G4int G4BezierSurface::GetOrder(G4int direction) const
|
|---|
| 88 | {
|
|---|
| 89 | return order[direction];
|
|---|
| 90 | }
|
|---|
| 91 |
|
|---|
| 92 | inline
|
|---|
| 93 | void G4BezierSurface::PutOrder(G4int direction, G4int value)
|
|---|
| 94 | {
|
|---|
| 95 | order[direction]=value;
|
|---|
| 96 | }
|
|---|
| 97 |
|
|---|
| 98 | inline
|
|---|
| 99 | G4double G4BezierSurface::GetU() const
|
|---|
| 100 | {
|
|---|
| 101 | return (u_min + u_max)/2.0;
|
|---|
| 102 | }
|
|---|
| 103 |
|
|---|
| 104 | inline
|
|---|
| 105 | G4double G4BezierSurface::GetV() const
|
|---|
| 106 | {
|
|---|
| 107 | return (v_min + v_max)/2.0;
|
|---|
| 108 | }
|
|---|
| 109 |
|
|---|
| 110 | inline
|
|---|
| 111 | void G4BezierSurface::LocalizeClipValues()
|
|---|
| 112 | {
|
|---|
| 113 | if ( dir == ROW)
|
|---|
| 114 | {
|
|---|
| 115 | smin = (1.0 - smin) * u_knots->GetKnot(0) +
|
|---|
| 116 | smin * u_knots->GetKnot(u_knots->GetSize() - 1);
|
|---|
| 117 | smax = (1.0 - smax) * u_knots->GetKnot(0) +
|
|---|
| 118 | smax * u_knots->GetKnot(u_knots->GetSize() - 1);
|
|---|
| 119 | }
|
|---|
| 120 | else
|
|---|
| 121 | {
|
|---|
| 122 | smin = (1.0 - smin) * v_knots->GetKnot(0) +
|
|---|
| 123 | smin * v_knots->GetKnot(v_knots->GetSize() - 1);
|
|---|
| 124 | smax = (1.0 - smax) * v_knots->GetKnot(0) +
|
|---|
| 125 | smax * v_knots->GetKnot(v_knots->GetSize() - 1);
|
|---|
| 126 | }
|
|---|
| 127 | }
|
|---|
| 128 |
|
|---|
| 129 | inline
|
|---|
| 130 | G4double G4BezierSurface::Findzero(G4double x0, G4double x1,
|
|---|
| 131 | G4double y0, G4double y1) const
|
|---|
| 132 | {
|
|---|
| 133 | return(x0 - y0 * ( x1 - x0) / (y1-y0));
|
|---|
| 134 | }
|
|---|
| 135 |
|
|---|
| 136 | inline
|
|---|
| 137 | G4int G4BezierSurface::Sign(G4double a) const
|
|---|
| 138 | {
|
|---|
| 139 | return ((a < 0.0)? -1 : 1);
|
|---|
| 140 | }
|
|---|
| 141 |
|
|---|
| 142 | inline
|
|---|
| 143 | G4int G4BezierSurface::Amax(G4int i, G4int j) const
|
|---|
| 144 | {
|
|---|
| 145 | return( (i) > (j) ? (i) : (j) );
|
|---|
| 146 | }
|
|---|
| 147 |
|
|---|
| 148 | inline
|
|---|
| 149 | G4int G4BezierSurface::Amin(G4int i, G4int j) const
|
|---|
| 150 | {
|
|---|
| 151 | return( (i) < (j) ? (i) : (j) );
|
|---|
| 152 | }
|
|---|
| 153 |
|
|---|
| 154 | inline
|
|---|
| 155 | G4int G4BezierSurface::AhIndex(G4int j, G4int t, G4int iorder) const
|
|---|
| 156 | {
|
|---|
| 157 | return(( (j) * ((j)+1)/2) + (t) - ((iorder-1) - (j)));
|
|---|
| 158 | }
|
|---|
