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25 // 25 //
>> 26 //
>> 27 // $Id: G4Para.icc 83572 2014-09-01 15:23:27Z gcosmo $
>> 28 //
>> 29 // --------------------------------------------------------------------
>> 30 // GEANT 4 inline definitions file
>> 31 //
>> 32 // G4Para.icc
>> 33 //
26 // Implementation of inline methods of G4Para 34 // Implementation of inline methods of G4Para
27 // ------------------------------------------- 35 // --------------------------------------------------------------------
28 36
29 inline 37 inline
30 G4double G4Para::GetZHalfLength() const 38 G4double G4Para::GetZHalfLength() const
31 { 39 {
32 return fDz; << 40 return fDz ;
33 } 41 }
34 42
35 inline 43 inline
36 G4ThreeVector G4Para::GetSymAxis() const 44 G4ThreeVector G4Para::GetSymAxis() const
37 { 45 {
38 return G4ThreeVector(fTthetaCphi,fTthetaSphi << 46 G4double cosTheta = 1.0/std::sqrt(1+fTthetaCphi*fTthetaCphi +
>> 47 fTthetaSphi*fTthetaSphi) ;
>> 48
>> 49 return G4ThreeVector(fTthetaCphi*cosTheta,
>> 50 fTthetaSphi*cosTheta,
>> 51 cosTheta) ;
39 } 52 }
40 53
41 inline 54 inline
42 G4double G4Para::GetYHalfLength() const 55 G4double G4Para::GetYHalfLength() const
43 { 56 {
44 return fDy; << 57 return fDy ;
45 } 58 }
46 59
47 inline 60 inline
48 G4double G4Para::GetXHalfLength() const 61 G4double G4Para::GetXHalfLength() const
49 { 62 {
50 return fDx; << 63 return fDx ;
51 } 64 }
52 65
53 inline 66 inline
54 G4double G4Para::GetTanAlpha() const 67 G4double G4Para::GetTanAlpha() const
55 { 68 {
56 return fTalpha; << 69 return fTalpha ;
57 } 70 }
58 71
59 inline 72 inline
60 void G4Para::SetXHalfLength(G4double val) 73 void G4Para::SetXHalfLength(G4double val)
61 { 74 {
62 fDx = val; << 75 fDx= val;
63 << 76 fCubicVolume= 0.;
64 fCubicVolume = 0.; << 77 fSurfaceArea= 0.;
65 fSurfaceArea = 0.; <<
66 fRebuildPolyhedron = true; 78 fRebuildPolyhedron = true;
67 <<
68 CheckParameters(); <<
69 MakePlanes(); <<
70 } 79 }
71 80
72 inline 81 inline
73 void G4Para::SetYHalfLength(G4double val) 82 void G4Para::SetYHalfLength(G4double val)
74 { 83 {
75 fDy = val; << 84 fDy= val;
76 << 85 fCubicVolume= 0.;
77 fCubicVolume = 0.; << 86 fSurfaceArea= 0.;
78 fSurfaceArea = 0.; <<
79 fRebuildPolyhedron = true; 87 fRebuildPolyhedron = true;
80 <<
81 CheckParameters(); <<
82 MakePlanes(); <<
83 } 88 }
84 89
85 inline 90 inline
86 void G4Para::SetZHalfLength(G4double val) 91 void G4Para::SetZHalfLength(G4double val)
87 { 92 {
88 fDz = val; << 93 fDz= val;
89 << 94 fCubicVolume= 0.;
90 fCubicVolume = 0.; << 95 fSurfaceArea= 0.;
91 fSurfaceArea = 0.; <<
92 fRebuildPolyhedron = true; 96 fRebuildPolyhedron = true;
93 <<
94 CheckParameters(); <<
95 MakePlanes(); <<
96 } 97 }
97 98
98 inline 99 inline
99 void G4Para::SetAlpha(G4double alpha) 100 void G4Para::SetAlpha(G4double alpha)
100 { 101 {
101 fTalpha = std::tan(alpha); << 102 fTalpha= std::tan(alpha);
102 << 103 fSurfaceArea= 0.;
103 fSurfaceArea = 0.; << 104 fCubicVolume= 0.;
104 fCubicVolume = 0.; <<
105 fRebuildPolyhedron = true; 105 fRebuildPolyhedron = true;
106 <<
107 MakePlanes(); <<
108 } 106 }
109 107
110 inline 108 inline
111 void G4Para::SetTanAlpha(G4double val) 109 void G4Para::SetTanAlpha(G4double val)
112 { 110 {
113 fTalpha = val; << 111 fTalpha= val;
114 << 112 fCubicVolume= 0.;
115 fCubicVolume = 0.; << 113 fSurfaceArea= 0.;
116 fSurfaceArea = 0.; <<
117 fRebuildPolyhedron = true; 114 fRebuildPolyhedron = true;
118 <<
119 MakePlanes(); <<
120 } 115 }
121 116
122 inline 117 inline
123 void G4Para::SetThetaAndPhi(G4double pTheta, G << 118 void G4Para::SetThetaAndPhi(double pTheta, double pPhi)
124 { 119 {
125 G4double tanTheta = std::tan(pTheta); << 120 fTthetaCphi=std::tan(pTheta)*std::cos(pPhi);
126 fTthetaCphi = tanTheta*std::cos(pPhi); << 121 fTthetaSphi=std::tan(pTheta)*std::sin(pPhi);
127 fTthetaSphi = tanTheta*std::sin(pPhi); << 122 fCubicVolume= 0.;
128 << 123 fSurfaceArea= 0.;
129 fCubicVolume = 0.; <<
130 fSurfaceArea = 0.; <<
131 fRebuildPolyhedron = true; 124 fRebuildPolyhedron = true;
132 <<
133 MakePlanes(); <<
134 } 125 }
135 126
136 inline G4double G4Para::GetPhi() const << 127 inline
>> 128 G4double G4Para::GetCubicVolume()
137 { 129 {
138 return std::atan2(fTthetaSphi,fTthetaCphi); << 130 //
139 } << 131 // It is like G4Box, since para transformations keep the volume to be const
140 132
141 inline G4double G4Para::GetTheta() const << 133 if(fCubicVolume != 0.) {;}
142 { << 134 else fCubicVolume = 8*fDx*fDy*fDz;
143 return std::atan(std::sqrt(fTthetaCphi*fTth << 135 return fCubicVolume;
144 +fTthetaSphi*fTt <<
145 } 136 }
146 137
147 inline G4double G4Para::GetAlpha() const << 138 inline
>> 139 G4double G4Para::GetSurfaceArea()
148 { 140 {
149 return std::atan(fTalpha); << 141 if(fSurfaceArea != 0.) {;}
>> 142 else
>> 143 {
>> 144 fSurfaceArea = 8*(fDx*fDy
>> 145 + fDx*fDz*std::sqrt(1+fTthetaSphi*fTthetaSphi)
>> 146 + fDy*fDz*std::sqrt(1+fTalpha*fTalpha
>> 147 +std::pow(fTthetaCphi-fTthetaSphi*fTalpha, 2)) );
>> 148 }
>> 149 return fSurfaceArea;
150 } 150 }
151 151