source: trunk/source/geometry/solids/BREPS/src/G4BREPSolidCone.cc@ 1350

Last change on this file since 1350 was 1337, checked in by garnier, 15 years ago

tag geant4.9.4 beta 1 + modifs locales
File size: 7.6 KB
RevLine 
[831]1//
2// ********************************************************************
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4// * *
5// * The Geant4 software is copyright of the Copyright Holders of *
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14// * regarding this software system or assume any liability for its *
15// * use. Please see the license in the file LICENSE and URL above *
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18// * This code implementation is the result of the scientific and *
19// * technical work of the GEANT4 collaboration. *
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24// ********************************************************************
25//
26// $Id: G4BREPSolidCone.cc,v 1.15 2006/06/29 18:41:16 gunter Exp $
[1337]27// GEANT4 tag $Name: geant4-09-04-beta-01 $
[831]28//
29// ----------------------------------------------------------------------
30// GEANT 4 class source file
31//
32// G4BREPSolidCone.cc
33//
34// ----------------------------------------------------------------------
35
36#include "G4BREPSolidCone.hh"
37#include "G4FPlane.hh"
38#include "G4FConicalSurface.hh"
39#include "G4FCylindricalSurface.hh"
40#include "G4CircularCurve.hh"
41
42G4BREPSolidCone::G4BREPSolidCone(const G4String& name,
43 const G4ThreeVector& origin,
44 const G4ThreeVector& axis,
45 const G4ThreeVector& direction,
46 G4double length,
47 G4double radius,
48 G4double large_radius)
49 : G4BREPSolid(name)
50{
51 SurfaceVec = new G4Surface*[3];
52 G4Point3D ArcStart1 = G4Point3D(origin + (radius*direction));
53 G4Vector3D tmpaxis(axis);
54 G4Vector3D tmporigin(origin);
55 G4Point3D tmppoint;
56
57 tmppoint= G4Point3D(origin) + (length*tmpaxis);
58 G4Point3D origin2(tmppoint.x(), tmppoint.y(), tmppoint.z());
59
60 tmppoint= origin2 + (large_radius*tmpaxis);
61 G4Point3D ArcStart2(tmppoint.x(), tmppoint.y(), tmppoint.z());
62
63 G4Ray::Vcross(tmpaxis, axis, direction);
64 G4ThreeVector axis2(tmpaxis.x(),tmpaxis.y(), tmpaxis.z());
65
66 G4CurveVector CVec;
67 G4CircularCurve* tmp;
68
69 tmp = new G4CircularCurve();
70 tmp->Init(G4Axis2Placement3D(direction, axis2, origin) , large_radius);
71 tmp->SetBounds(ArcStart1, ArcStart1);
72 CVec.push_back(tmp);
73
74 tmp = new G4CircularCurve();
75 tmp->Init(G4Axis2Placement3D(direction, axis2, origin2), large_radius);
76 tmp->SetBounds(ArcStart2, ArcStart2);
77 CVec.push_back(tmp);
78
79 SurfaceVec[0] = new G4FConicalSurface(tmporigin, axis,
80 length, radius, large_radius);
81 SurfaceVec[0]->SetBoundaries(&CVec);
82
83 // new G4AdvancedFace("G4FConicalSurface", tmporigin, direction,
84 // axis, CVec, 1, 0,0,length, radius, large_radius);
85
86 // Create end planes & boundaries for cone solid
87 G4CurveVector CVec2;
88 tmp = new G4CircularCurve();
89 tmp->Init(G4Axis2Placement3D(direction, axis2, origin), radius);
90 tmp->SetBounds(ArcStart1, ArcStart1);
91 CVec2.push_back(tmp);
92
93 SurfaceVec[1] = new G4FPlane(tmpaxis, direction, origin2);
94 //new G4AdvancedFace("G4FPlane" , origin2, direction, tmpaxis, CVec2, 1);
95 SurfaceVec[1]->SetBoundaries(&CVec2);
96
97 CVec2[0] = tmp = new G4CircularCurve();
98 tmp->Init(G4Axis2Placement3D(direction, axis2, origin2), large_radius);
99 tmp->SetBounds(ArcStart2, ArcStart2);
100
101 SurfaceVec[2] = new G4FPlane(tmpaxis, direction, origin);
102 //new G4AdvancedFace("G4FPlane", origin, direction, tmpaxis, CVec2, 1);
103 SurfaceVec[2]->SetBoundaries(&CVec2);
104
105 nb_of_surfaces = 3;
106 active=1;
107
108 // Save constructor parameters
109 constructorParams.origin = origin;
110 constructorParams.axis = axis;
111 constructorParams.direction = direction;
112 constructorParams.length = length;
113 constructorParams.radius = radius;
114 constructorParams.large_radius = large_radius;
115
116 Initialize();
117}
118
119G4BREPSolidCone::G4BREPSolidCone( __void__& a )
120 : G4BREPSolid(a)
121{
122}
123
124G4BREPSolidCone::~G4BREPSolidCone()
125{
126}
127
128void G4BREPSolidCone::Initialize()
129{
130 // Calc bounding box for solids and surfaces
131 // Convert concave planes to convex
132 ShortestDistance=1000000;
133 CheckSurfaceNormals();
134 if(!Box || !AxisBox)
135 IsConvex();
136 CalcBBoxes();
137}
138
139EInside G4BREPSolidCone::Inside(register const G4ThreeVector& Pt) const
140{
141 G4double dist1 = SurfaceVec[0]->HowNear(Pt);
142 G4double dist2 = SurfaceVec[1]->ClosestDistanceToPoint(Pt);
143 G4double dist3 = SurfaceVec[2]->ClosestDistanceToPoint(Pt);
144 if(dist1 > dist2) dist1 = dist2;
145 if(dist1 > dist3) dist1 = dist3;
146 if(dist1 > 0) return kInside;
147 if(dist1 < 0) return kOutside;
148 return kSurface;
149}
150
151G4ThreeVector G4BREPSolidCone::SurfaceNormal(const G4ThreeVector& Pt) const
152{
153 G4Vector3D n = SurfaceVec[0]->Normal(Pt);
154 G4ThreeVector norm(n.x(), n.y(), n.z());
155 return norm;
156}
157
158G4double G4BREPSolidCone::DistanceToIn(const G4ThreeVector& Pt) const
159{
160 G4double dist1 = std::fabs(SurfaceVec[0]->HowNear(Pt));
161 G4double dist2 = std::fabs(SurfaceVec[1]->ClosestDistanceToPoint(Pt));
162 G4double dist3 = std::fabs(SurfaceVec[2]->ClosestDistanceToPoint(Pt));
163 if(dist1 > dist2) dist1 = dist2;
164 if(dist1 > dist3) dist1 = dist3;
165 return dist1;
166
167}
168
169G4double G4BREPSolidCone::DistanceToIn(register const G4ThreeVector& Pt,
170 register const G4ThreeVector& V) const
171{
172 Reset();
173 G4Vector3D Pttmp(Pt);
174 G4Vector3D Vtmp(V);
175 // G4double kInfinity = 10e20;
176 G4Ray r(Pttmp, Vtmp);
177
178 if(SurfaceVec[0]->Intersect( r ))
179 {
180 ShortestDistance = SurfaceVec[0]->GetDistance();
181 return ShortestDistance;
182 }
183 return kInfinity;
184}
185
186G4double G4BREPSolidCone::DistanceToOut(register const G4ThreeVector& Pt,
187 register const G4ThreeVector& V,
188 const G4bool,
189 G4bool *validNorm,
190 G4ThreeVector *) const
191{
192 if(validNorm)
193 *validNorm = false;
194 Reset();
195
196 G4Vector3D Pttmp(Pt);
197 G4Vector3D Vtmp(V);
198 // G4double kInfinity = 10e20;
199
200 G4Ray r(Pttmp, Vtmp);
201 if(SurfaceVec[0]->Intersect( r ))
202 {
203 ShortestDistance = SurfaceVec[0]->GetDistance();
204 return ShortestDistance;
205 }
206 return kInfinity;
207}
208
209G4double G4BREPSolidCone::DistanceToOut(const G4ThreeVector& Pt) const
210{
211 G4double dist1 = std::fabs(SurfaceVec[0]->HowNear(Pt));
212 G4double dist2 = std::fabs(SurfaceVec[1]->ClosestDistanceToPoint(Pt));
213 G4double dist3 = std::fabs(SurfaceVec[2]->ClosestDistanceToPoint(Pt));
214 if(dist1 > dist2) dist1 = dist2;
215 if(dist1 > dist3) dist1 = dist3;
216 return dist1;
217}
218
219// Streams solid contents to output stream.
220std::ostream& G4BREPSolidCone::StreamInfo(std::ostream& os) const
221{
222 G4BREPSolid::StreamInfo( os )
223 << "\n origin: " << constructorParams.origin
224 << "\n axis: " << constructorParams.axis
225 << "\n direction: " << constructorParams.direction
226 << "\n length: " << constructorParams.length
227 << "\n radius: " << constructorParams.radius
228 << "\n large_radius: " << constructorParams.large_radius
229 << "\n-----------------------------------------------------------\n";
230
231 return os;
232}
233
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