1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | // |
---|
27 | // $Id: G4BREPSolidPolyhedra.hh,v 1.14 2006/06/29 18:37:59 gunter Exp $ |
---|
28 | // GEANT4 tag $Name: geant4-09-03 $ |
---|
29 | // |
---|
30 | // ---------------------------------------------------------------------- |
---|
31 | // Class G4BREPSolidPolyhedra |
---|
32 | // |
---|
33 | // Class description: |
---|
34 | // |
---|
35 | // The polygonal solid G4BREPSolidPolyhedra is a shape defined by an inner |
---|
36 | // and outer polygonal surface and two planes perpendicular to the Z axis. |
---|
37 | // Each polygonal surface is created by linking a series of polygons created |
---|
38 | // at different planes perpendicular to the Z-axis. All these polygons all |
---|
39 | // have the same number of sides (sides) and are defined at the same Z planes |
---|
40 | // for both inner and outer polygonal surfaces. |
---|
41 | // |
---|
42 | // G4BREPSolidPolyhedra( const G4String& name, |
---|
43 | // G4double phi1, |
---|
44 | // G4double dphi, |
---|
45 | // G4int sides, |
---|
46 | // G4int num_z_planes, |
---|
47 | // G4double z_start, |
---|
48 | // G4double z_values[], |
---|
49 | // G4double RMIN[], |
---|
50 | // G4double RMAX[] ) |
---|
51 | |
---|
52 | // Authors: J.Sulkimo, P.Urban. |
---|
53 | // Revisions by: L.Broglia, S.Giani, G.Cosmo. |
---|
54 | // ---------------------------------------------------------------------- |
---|
55 | #ifndef __G4BREPPOLYHEDRA |
---|
56 | #define __G4BREPPOLYHEDRA |
---|
57 | |
---|
58 | #include "G4BREPSolid.hh" |
---|
59 | |
---|
60 | class G4BREPSolidPolyhedra : public G4BREPSolid |
---|
61 | { |
---|
62 | public: // with description |
---|
63 | |
---|
64 | G4BREPSolidPolyhedra( const G4String& name, |
---|
65 | G4double phi1, |
---|
66 | G4double dphi, |
---|
67 | G4int sides, |
---|
68 | G4int num_z_planes, |
---|
69 | G4double z_start, |
---|
70 | G4double z_values[], |
---|
71 | G4double RMIN[], |
---|
72 | G4double RMAX[] ); |
---|
73 | // Constructor defining the polyhedra through its |
---|
74 | // polygonal surfaces and planes. |
---|
75 | |
---|
76 | ~G4BREPSolidPolyhedra(); |
---|
77 | // Destructor. |
---|
78 | |
---|
79 | void Initialize(); |
---|
80 | // Calculates the bounding box. |
---|
81 | |
---|
82 | EInside Inside(register const G4ThreeVector& Pt) const; |
---|
83 | // Determines if the point Pt is inside, outside or on the surface |
---|
84 | // of the solid. |
---|
85 | |
---|
86 | G4ThreeVector SurfaceNormal(const G4ThreeVector&) const; |
---|
87 | // Calculates the normal of the surface at a point on the surface |
---|
88 | // The sense of the normal depends on the sense of the surface. |
---|
89 | |
---|
90 | G4double DistanceToIn(const G4ThreeVector&) const; |
---|
91 | // Calculates the shortest distance ("safety") from a point |
---|
92 | // outside the solid to any boundary of this solid. |
---|
93 | // Return 0 if the point is already inside. |
---|
94 | |
---|
95 | G4double DistanceToIn(register const G4ThreeVector& Pt, |
---|
96 | register const G4ThreeVector& V) const; |
---|
97 | // Calculates the distance from a point Pt outside the solid |
---|
98 | // to the solid's boundary along a specified direction vector V. |
---|
99 | // Note: Intersections with boundaries less than the tolerance must |
---|
100 | // be ignored if the direction is away from the boundary. |
---|
101 | |
---|
102 | G4double DistanceToOut(register const G4ThreeVector& Pt, |
---|
103 | register const G4ThreeVector& V, |
---|
104 | const G4bool calcNorm=false, |
---|
105 | G4bool *validNorm=0, G4ThreeVector *n=0) const; |
---|
106 | // Calculates the distance from a point inside the solid to the solid`s |
---|
107 | // boundary along a specified direction vector. |
---|
108 | // Return 0 if the point is already outside. |
---|
109 | // Note: If the shortest distance to a boundary is less than the |
---|
110 | // tolerance, it is ignored. This allows for a point within a |
---|
111 | // tolerant boundary to leave immediately. |
---|
112 | |
---|
113 | G4double DistanceToOut(const G4ThreeVector&) const; |
---|
114 | // Calculates the shortest distance ("safety") from a point inside the |
---|
115 | // solid to any boundary of this solid. |
---|
116 | // Return 0 if the point is already outside. |
---|
117 | |
---|
118 | virtual std::ostream& StreamInfo(std::ostream& os) const; |
---|
119 | // Streams solid contents to output stream. |
---|
120 | |
---|
121 | public: |
---|
122 | |
---|
123 | G4Polyhedron* CreatePolyhedron () const; |
---|
124 | // Creates a G4Polyhedron |
---|
125 | |
---|
126 | void Reset() const; |
---|
127 | // Resets all distance attributes. |
---|
128 | |
---|
129 | public: // without description |
---|
130 | |
---|
131 | G4BREPSolidPolyhedra(__void__&); |
---|
132 | // Fake default constructor for usage restricted to direct object |
---|
133 | // persistency for clients requiring preallocation of memory for |
---|
134 | // persistifiable objects. |
---|
135 | |
---|
136 | private: |
---|
137 | |
---|
138 | G4BREPSolidPolyhedra(const G4BREPSolidPolyhedra&); |
---|
139 | G4BREPSolidPolyhedra& operator=(const G4BREPSolidPolyhedra&); |
---|
140 | // Private copy constructor and assignment operator. |
---|
141 | |
---|
142 | typedef enum _SF { |
---|
143 | EInverse = 0, |
---|
144 | ENormal = 1 |
---|
145 | } ESurfaceSense; |
---|
146 | |
---|
147 | G4Surface* CreateTrapezoidalSurface( G4double r1, G4double r2, |
---|
148 | const G4Point3D& origin, G4double zDistance, |
---|
149 | G4Vector3D& xAxis, G4double partAngle, |
---|
150 | ESurfaceSense sense ); |
---|
151 | |
---|
152 | G4Surface* CreateTriangularSurface( G4double r1, G4double r2, |
---|
153 | const G4Point3D& origin, G4double zDistance, |
---|
154 | G4Vector3D& xAxis, G4double partAngle, |
---|
155 | ESurfaceSense sense ); |
---|
156 | |
---|
157 | G4Surface* ComputePlanarSurface( G4double r1, G4double r2, |
---|
158 | const G4Point3D& origin, G4Vector3D& xAxis, |
---|
159 | G4int sides, G4double partAngle, |
---|
160 | ESurfaceSense sense ); |
---|
161 | |
---|
162 | // The following is only utilised in storing the shape parameters for |
---|
163 | // use in visualising this shape. J.A. Feb 24, 1997 |
---|
164 | // |
---|
165 | // R. Chytracek, Nov 2002, Update to new IO dumping mechanism |
---|
166 | |
---|
167 | struct G4BREPPolyhedraParams |
---|
168 | { |
---|
169 | G4double start_angle; |
---|
170 | G4double opening_angle; |
---|
171 | G4int sides; |
---|
172 | G4int num_z_planes; |
---|
173 | G4double z_start; |
---|
174 | G4double* z_values; |
---|
175 | G4double* RMIN; |
---|
176 | G4double* RMAX; |
---|
177 | } constructorParams; |
---|
178 | |
---|
179 | }; |
---|
180 | |
---|
181 | #endif |
---|