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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
>> 26 //
>> 27 // $Id: G4Para.icc,v 1.7 2006/10/19 15:33:37 gcosmo Exp $
>> 28 // GEANT4 tag $Name: geant4-08-02-patch-01-ref $
>> 29 //
>> 30 // --------------------------------------------------------------------
>> 31 // GEANT 4 inline definitions file
>> 32 //
>> 33 // G4Para.icc
>> 34 //
26 // Implementation of inline methods of G4Para 35 // Implementation of inline methods of G4Para
27 // ------------------------------------------- 36 // --------------------------------------------------------------------
28 37
29 inline 38 inline
30 G4double G4Para::GetZHalfLength() const 39 G4double G4Para::GetZHalfLength() const
31 { 40 {
32 return fDz; << 41 return fDz ;
33 } 42 }
34 43
35 inline 44 inline
36 G4ThreeVector G4Para::GetSymAxis() const 45 G4ThreeVector G4Para::GetSymAxis() const
37 { 46 {
38 return G4ThreeVector(fTthetaCphi,fTthetaSphi << 47 G4double cosTheta = 1.0/std::sqrt(1+fTthetaCphi*fTthetaCphi +
>> 48 fTthetaSphi*fTthetaSphi) ;
>> 49
>> 50 return G4ThreeVector(fTthetaCphi*cosTheta,
>> 51 fTthetaSphi*cosTheta,
>> 52 cosTheta) ;
39 } 53 }
40 54
41 inline 55 inline
42 G4double G4Para::GetYHalfLength() const 56 G4double G4Para::GetYHalfLength() const
43 { 57 {
44 return fDy; << 58 return fDy ;
45 } 59 }
46 60
47 inline 61 inline
48 G4double G4Para::GetXHalfLength() const 62 G4double G4Para::GetXHalfLength() const
49 { 63 {
50 return fDx; << 64 return fDx ;
51 } 65 }
52 66
53 inline 67 inline
54 G4double G4Para::GetTanAlpha() const 68 G4double G4Para::GetTanAlpha() const
55 { 69 {
56 return fTalpha; << 70 return fTalpha ;
57 } 71 }
58 72
59 inline 73 inline
60 void G4Para::SetXHalfLength(G4double val) 74 void G4Para::SetXHalfLength(G4double val)
61 { 75 {
62 fDx = val; << 76 fDx= val;
63 << 77 fCubicVolume= 0.;
64 fCubicVolume = 0.; << 78 fSurfaceArea= 0.;
65 fSurfaceArea = 0.; << 79 fpPolyhedron = 0;
66 fRebuildPolyhedron = true; <<
67 <<
68 CheckParameters(); <<
69 MakePlanes(); <<
70 } 80 }
71 81
72 inline 82 inline
73 void G4Para::SetYHalfLength(G4double val) 83 void G4Para::SetYHalfLength(G4double val)
74 { 84 {
75 fDy = val; << 85 fDy= val;
76 << 86 fCubicVolume= 0.;
77 fCubicVolume = 0.; << 87 fSurfaceArea= 0.;
78 fSurfaceArea = 0.; << 88 fpPolyhedron = 0;
79 fRebuildPolyhedron = true; <<
80 <<
81 CheckParameters(); <<
82 MakePlanes(); <<
83 } 89 }
84 90
85 inline 91 inline
86 void G4Para::SetZHalfLength(G4double val) 92 void G4Para::SetZHalfLength(G4double val)
87 { 93 {
88 fDz = val; << 94 fDz= val;
89 << 95 fCubicVolume= 0.;
90 fCubicVolume = 0.; << 96 fSurfaceArea= 0.;
91 fSurfaceArea = 0.; << 97 fpPolyhedron = 0;
92 fRebuildPolyhedron = true; <<
93 <<
94 CheckParameters(); <<
95 MakePlanes(); <<
96 } 98 }
97 99
98 inline 100 inline
99 void G4Para::SetAlpha(G4double alpha) 101 void G4Para::SetAlpha(G4double alpha)
100 { 102 {
101 fTalpha = std::tan(alpha); << 103 fTalpha= std::tan(alpha);
102 << 104 fSurfaceArea= 0.;
103 fSurfaceArea = 0.; << 105 fCubicVolume= 0.;
104 fCubicVolume = 0.; << 106 fpPolyhedron = 0;
105 fRebuildPolyhedron = true; <<
106 <<
107 MakePlanes(); <<
108 } 107 }
109 108
110 inline 109 inline
111 void G4Para::SetTanAlpha(G4double val) 110 void G4Para::SetTanAlpha(G4double val)
112 { 111 {
113 fTalpha = val; << 112 fTalpha= val;
114 << 113 fCubicVolume= 0.;
115 fCubicVolume = 0.; << 114 fSurfaceArea= 0.;
116 fSurfaceArea = 0.; << 115 fpPolyhedron = 0;
117 fRebuildPolyhedron = true; <<
118 <<
119 MakePlanes(); <<
120 } 116 }
121 117
122 inline 118 inline
123 void G4Para::SetThetaAndPhi(G4double pTheta, G << 119 void G4Para::SetThetaAndPhi(double pTheta, double pPhi)
124 { 120 {
125 G4double tanTheta = std::tan(pTheta); << 121 fTthetaCphi=std::tan(pTheta)*std::cos(pPhi);
126 fTthetaCphi = tanTheta*std::cos(pPhi); << 122 fTthetaSphi=std::tan(pTheta)*std::sin(pPhi);
127 fTthetaSphi = tanTheta*std::sin(pPhi); << 123 fCubicVolume= 0.;
128 << 124 fSurfaceArea= 0.;
129 fCubicVolume = 0.; << 125 fpPolyhedron = 0;
130 fSurfaceArea = 0.; <<
131 fRebuildPolyhedron = true; <<
132 <<
133 MakePlanes(); <<
134 } 126 }
135 127
136 inline G4double G4Para::GetPhi() const << 128 inline
>> 129 G4double G4Para::GetCubicVolume()
137 { 130 {
138 return std::atan2(fTthetaSphi,fTthetaCphi); << 131 //
139 } << 132 // It is like G4Box, since para transformations keep the volume to be const
140 133
141 inline G4double G4Para::GetTheta() const << 134 if(fCubicVolume != 0.) {;}
142 { << 135 else fCubicVolume = 8*fDx*fDy*fDz;
143 return std::atan(std::sqrt(fTthetaCphi*fTth << 136 return fCubicVolume;
144 +fTthetaSphi*fTt <<
145 } 137 }
146 138
147 inline G4double G4Para::GetAlpha() const << 139 inline
>> 140 G4double G4Para::GetSurfaceArea()
148 { 141 {
149 return std::atan(fTalpha); << 142 if(fSurfaceArea != 0.) {;}
>> 143 else
>> 144 {
>> 145 fSurfaceArea = 8*(fDx*fDy
>> 146 + fDx*fDz*std::sqrt(1+fTthetaSphi*fTthetaSphi)
>> 147 + fDy*fDz*std::sqrt(1+fTalpha*fTalpha
>> 148 +std::pow(fTthetaCphi-fTthetaSphi*fTalpha, 2)) );
>> 149 }
>> 150 return fSurfaceArea;
150 } 151 }
151 152