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25 // 25 //
26 // G4ErrorPlaneSurfaceTarget class implementat <<
27 // 26 //
28 // Created: P.Arce, September 2004 << 27 // $Id: G4ErrorPlaneSurfaceTarget.cc,v 1.2 2007-06-19 11:28:39 gcosmo Exp $
>> 28 // GEANT4 tag $Name: not supported by cvs2svn $
>> 29 //
>> 30 //
>> 31 // --------------------------------------------------------------------
>> 32 // GEANT 4 class implementation file
29 // ------------------------------------------- 33 // --------------------------------------------------------------------
30 34
31 #include "G4ErrorPlaneSurfaceTarget.hh" 35 #include "G4ErrorPlaneSurfaceTarget.hh"
32 36
33 #ifdef G4VERBOSE 37 #ifdef G4VERBOSE
34 #include "G4ErrorPropagatorData.hh" // for ver << 38 #include "G4ErrorPropagatorData.hh" //for verbosity checking
35 #endif 39 #endif
36 40
37 #include "G4Point3D.hh" 41 #include "G4Point3D.hh"
38 #include "G4ThreeVector.hh" 42 #include "G4ThreeVector.hh"
39 43
40 //-------------------------------------------- 44 //---------------------------------------------------------------------
41 45
42 G4ErrorPlaneSurfaceTarget:: 46 G4ErrorPlaneSurfaceTarget::
43 G4ErrorPlaneSurfaceTarget(G4double aa, G4doubl 47 G4ErrorPlaneSurfaceTarget(G4double aa, G4double ab, G4double ac, G4double ad)
44 : G4Plane3D( aa, ab, ac, ad ) 48 : G4Plane3D( aa, ab, ac, ad )
45 { 49 {
46 theType = G4ErrorTarget_PlaneSurface; 50 theType = G4ErrorTarget_PlaneSurface;
47 51
48 #ifdef G4VERBOSE 52 #ifdef G4VERBOSE
49 if(G4ErrorPropagatorData::verbose() >= 2 ) 53 if(G4ErrorPropagatorData::verbose() >= 2 )
50 { 54 {
51 Dump( " $$$ creating G4ErrorPlaneSurfaceTa 55 Dump( " $$$ creating G4ErrorPlaneSurfaceTarget from parameters");
52 } 56 }
53 #endif 57 #endif
54 } 58 }
55 59
56 //-------------------------------------------- 60 //---------------------------------------------------------------------
57 61
58 G4ErrorPlaneSurfaceTarget:: 62 G4ErrorPlaneSurfaceTarget::
59 G4ErrorPlaneSurfaceTarget(const G4Normal3D &no 63 G4ErrorPlaneSurfaceTarget(const G4Normal3D &norm, const G4Point3D &pt)
60 : G4Plane3D( norm, pt ) 64 : G4Plane3D( norm, pt )
61 { 65 {
62 theType = G4ErrorTarget_PlaneSurface; 66 theType = G4ErrorTarget_PlaneSurface;
63 67
64 #ifdef G4VERBOSE 68 #ifdef G4VERBOSE
65 if(G4ErrorPropagatorData::verbose() >= 2 ) 69 if(G4ErrorPropagatorData::verbose() >= 2 )
66 { 70 {
67 Dump( " $$$ creating G4ErrorPlaneSurfaceTa 71 Dump( " $$$ creating G4ErrorPlaneSurfaceTarget from point and normal");
68 } 72 }
69 #endif 73 #endif
70 } 74 }
71 75
72 //-------------------------------------------- 76 //---------------------------------------------------------------------
73 77
74 G4ErrorPlaneSurfaceTarget:: 78 G4ErrorPlaneSurfaceTarget::
75 G4ErrorPlaneSurfaceTarget(const G4Point3D &p1, 79 G4ErrorPlaneSurfaceTarget(const G4Point3D &p1,
76 const G4Point3D &p2, 80 const G4Point3D &p2,
77 const G4Point3D &p3) 81 const G4Point3D &p3)
78 : G4Plane3D( p1, p2, p3 ) 82 : G4Plane3D( p1, p2, p3 )
79 { 83 {
80 theType = G4ErrorTarget_PlaneSurface; 84 theType = G4ErrorTarget_PlaneSurface;
81 85
82 #ifdef G4VERBOSE 86 #ifdef G4VERBOSE
83 if(G4ErrorPropagatorData::verbose() >= 2 ) 87 if(G4ErrorPropagatorData::verbose() >= 2 )
84 { 88 {
85 Dump( " $$$ creating G4ErrorPlaneSurfaceTa 89 Dump( " $$$ creating G4ErrorPlaneSurfaceTarget from three points");
86 } 90 }
87 #endif 91 #endif
88 } 92 }
89 93
90 //-------------------------------------------- 94 //---------------------------------------------------------------------
91 95
>> 96 G4ErrorPlaneSurfaceTarget::~G4ErrorPlaneSurfaceTarget()
>> 97 {
>> 98 }
>> 99
>> 100 //---------------------------------------------------------------------
>> 101
92 G4ThreeVector G4ErrorPlaneSurfaceTarget:: 102 G4ThreeVector G4ErrorPlaneSurfaceTarget::
93 Intersect( const G4ThreeVector& pt, const G4Th 103 Intersect( const G4ThreeVector& pt, const G4ThreeVector& dir ) const
94 { 104 {
95 G4double lam = GetDistanceFromPoint( pt, dir 105 G4double lam = GetDistanceFromPoint( pt, dir );
96 G4Point3D inters = pt + lam * dir; 106 G4Point3D inters = pt + lam * dir;
97 107
98 #ifdef G4VERBOSE 108 #ifdef G4VERBOSE
99 if(G4ErrorPropagatorData::verbose() >= 4 ) 109 if(G4ErrorPropagatorData::verbose() >= 4 )
100 { 110 {
101 G4cout << " $$$ creating G4ErrorPlaneSurfa 111 G4cout << " $$$ creating G4ErrorPlaneSurfaceTarget::Intersect "
102 << inters << G4endl; 112 << inters << G4endl;
103 } 113 }
104 #endif 114 #endif
105 115
106 return inters; 116 return inters;
107 } 117 }
108 118
109 //-------------------------------------------- 119 //---------------------------------------------------------------------
110 120
111 G4double G4ErrorPlaneSurfaceTarget:: 121 G4double G4ErrorPlaneSurfaceTarget::
112 GetDistanceFromPoint( const G4ThreeVector& pt, 122 GetDistanceFromPoint( const G4ThreeVector& pt, const G4ThreeVector& dir ) const
113 { 123 {
114 if( std::fabs( dir.mag() -1. ) > 1.E-6 ) 124 if( std::fabs( dir.mag() -1. ) > 1.E-6 )
115 { 125 {
116 std::ostringstream message; 126 std::ostringstream message;
117 message << "Direction is not a unit vector 127 message << "Direction is not a unit vector: " << dir << " !";
118 G4Exception("G4ErrorPlaneSurfaceTarget::Ge 128 G4Exception("G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()",
119 "GeomMgt1002", JustWarning, me 129 "GeomMgt1002", JustWarning, message);
120 } 130 }
121 G4double dist = -(a_ * pt.x() + b_ * pt.y() 131 G4double dist = -(a_ * pt.x() + b_ * pt.y() + c_ * pt.z() + d_)
122 / (a_ * dir.x() + b_ * dir.y( 132 / (a_ * dir.x() + b_ * dir.y() + c_ * dir.z() );
123 133
124 #ifdef G4VERBOSE 134 #ifdef G4VERBOSE
125 if(G4ErrorPropagatorData::verbose() >= 3 ) 135 if(G4ErrorPropagatorData::verbose() >= 3 )
126 { 136 {
127 G4cout << " G4ErrorPlaneSurfaceTarget::Get 137 G4cout << " G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()" << G4endl
128 << " Point: " << pt << ", Directi 138 << " Point: " << pt << ", Direction: " << dir << G4endl
129 << " Distance: " << dist << G4end 139 << " Distance: " << dist << G4endl;
130 } 140 }
131 #endif 141 #endif
132 142
133 return dist; 143 return dist;
134 } 144 }
135 145
136 //-------------------------------------------- 146 //---------------------------------------------------------------------
137 147
138 G4double G4ErrorPlaneSurfaceTarget:: 148 G4double G4ErrorPlaneSurfaceTarget::
139 GetDistanceFromPoint( const G4ThreeVector& pt 149 GetDistanceFromPoint( const G4ThreeVector& pt ) const
140 { 150 {
141 G4ThreeVector vec = point() - pt; 151 G4ThreeVector vec = point() - pt;
142 G4double dist = std::fabs(vec * normal() / n << 152 G4double alpha = std::acos( vec * normal() / vec.mag() / normal().mag() );
>> 153 G4double dist = std::fabs(vec.mag() * std::cos( alpha ));
143 154
144 #ifdef G4VERBOSE 155 #ifdef G4VERBOSE
145 if(G4ErrorPropagatorData::verbose() >= 3 ) 156 if(G4ErrorPropagatorData::verbose() >= 3 )
146 { 157 {
147 G4cout << " G4ErrorPlaneSurfaceTarget::Get 158 G4cout << " G4ErrorPlaneSurfaceTarget::GetDistanceFromPoint()" << G4endl
148 << " Point: " << pt << G4endl 159 << " Point: " << pt << G4endl
149 << " Distance: " << dist << G4end 160 << " Distance: " << dist << G4endl;
150 } 161 }
151 #endif 162 #endif
152 163
153 return dist; 164 return dist;
154 } 165 }
155 166
156 //-------------------------------------------- 167 //---------------------------------------------------------------------
157 168
158 G4Plane3D G4ErrorPlaneSurfaceTarget:: 169 G4Plane3D G4ErrorPlaneSurfaceTarget::
159 GetTangentPlane( const G4ThreeVector& ) const 170 GetTangentPlane( const G4ThreeVector& ) const
160 { 171 {
161 return *this; 172 return *this;
162 } 173 }
163 174
164 //-------------------------------------------- <<
165 175
166 void G4ErrorPlaneSurfaceTarget::Dump( const G4 176 void G4ErrorPlaneSurfaceTarget::Dump( const G4String& msg ) const
167 { 177 {
168 G4cout << msg << " point = " << point() 178 G4cout << msg << " point = " << point()
169 << " normal = " << normal() << 179 << " normal = " << normal() << G4endl;
170 } 180 }
171 181