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