Geant4  10.02
G4Ellipsoid.icc
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27 // $Id: G4Ellipsoid.icc 83572 2014-09-01 15:23:27Z gcosmo $
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30 // --------------------------------------------------------------------
31 // GEANT 4 inline definitions file
32 //
33 // G4Ellipsoid.icc
34 //
35 // Implementation of inline methods of G4Ellipsoid
36 // --------------------------------------------------------------------
37 
38 inline
39 G4double G4Ellipsoid::GetSemiAxisMax (G4int i) const
40 {
41  return (i==0) ? xSemiAxis
42  : (i==1) ? ySemiAxis
43  : zSemiAxis;
44 }
45 
46 inline
47 G4double G4Ellipsoid::GetZBottomCut() const
48 {
49  return zBottomCut;
50 }
51 
52 inline
53 G4double G4Ellipsoid::GetZTopCut() const
54 {
55  return zTopCut;
56 }
57 
58 inline
59 void G4Ellipsoid::SetSemiAxis (G4double newxSemiAxis,
60  G4double newySemiAxis,
61  G4double newzSemiAxis)
62 {
63  xSemiAxis= newxSemiAxis; ySemiAxis= newySemiAxis; zSemiAxis= newzSemiAxis;
64  semiAxisMax = xSemiAxis > ySemiAxis ? xSemiAxis : ySemiAxis;
65  if (zSemiAxis > semiAxisMax) { semiAxisMax= zSemiAxis; }
66  if (zBottomCut < -zSemiAxis) { zBottomCut = -zSemiAxis; }
67  if (zTopCut > +zSemiAxis) { zTopCut = +zSemiAxis; }
68  fRebuildPolyhedron = true;
69 }
70 
71 inline
72 void G4Ellipsoid::SetZCuts (G4double newzBottomCut, G4double newzTopCut)
73 {
74  if (newzBottomCut < -zSemiAxis)
75  { zBottomCut = -zSemiAxis; }
76  else
77  { zBottomCut = newzBottomCut; }
78 
79  if (newzTopCut > +zSemiAxis)
80  { zTopCut = +zSemiAxis; }
81  else
82  { zTopCut = newzTopCut; }
83  fRebuildPolyhedron = true;
84 }
85 
86 inline
87 G4double G4Ellipsoid::GetCubicVolume()
88 {
89  if(fCubicVolume != 0 ) {;}
90  else
91  {
92  if ((zTopCut > +zSemiAxis && zBottomCut < -zSemiAxis)
93  || (zTopCut == 0 && zBottomCut == 0) )
94  {
95  fCubicVolume = (4./3.)*CLHEP::pi*xSemiAxis*ySemiAxis*zSemiAxis;
96  }
97  else
98  {
99  fCubicVolume = CLHEP::pi*xSemiAxis*ySemiAxis
100  * ((zTopCut-std::pow(zTopCut,3.)/(3.*sqr(zSemiAxis)))
101  - (zBottomCut-std::pow(zBottomCut,3.)/(3.*sqr(zSemiAxis))));
102  }
103  }
104  return fCubicVolume;
105 }
106 
107 inline
108 G4double G4Ellipsoid::GetSurfaceArea()
109 {
110  if(fSurfaceArea != 0.) {;}
111  else { fSurfaceArea = G4VSolid::GetSurfaceArea(); }
112  return fSurfaceArea;
113 }