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25
26 //////////////////////////////////////////////
27 // G4OpticalSurface Definition
28 //////////////////////////////////////////////
29 //
30 // File: G4OpticalSurface.hh
31 // Description: A optical surface class for us
32 // Version: 2.0
33 // Created: 1997-06-26
34 // Author: Peter Gumplinger
35 // Updated: 1999-10-29 add method and clas
36 // 2017-02-24 Mariele Stockhoff a
37 //
38 // Class Description:
39 // A optical surface class for use in the G4Op
40 // Contains the enumerations: G4OpticalSurface
41 // and G4OpticalSurfaceModel.
42 //////////////////////////////////////////////
43
44 #ifndef G4OpticalSurface_h
45 #define G4OpticalSurface_h 1
46
47 #include "G4Physics2DVector.hh"
48 #include "G4SurfaceProperty.hh"
49 #include "G4Types.hh"
50
51 // clang-format off
52 enum G4OpticalSurfaceFinish
53 {
54 polished, // smooth perfectly p
55 polishedfrontpainted, // smooth top-layer (
56 polishedbackpainted, // same is 'polished'
57
58 ground, // rough surface
59 groundfrontpainted, // rough top-layer (fro
60 groundbackpainted, // same as 'ground' but
61
62 // for LBNL LUT model
63 polishedlumirrorair, // mechanically polis
64 polishedlumirrorglue, // mechanically polis
65 // meltmount
66 polishedair, // mechanically polis
67 polishedteflonair, // mechanically polis
68 polishedtioair, // mechanically polis
69 polishedtyvekair, // mechanically polis
70 polishedvm2000air, // mechanically polis
71 polishedvm2000glue, // mechanically polis
72 // meltmount
73
74 etchedlumirrorair, // chemically etched su
75 etchedlumirrorglue, // chemically etched su
76 etchedair, // chemically etched su
77 etchedteflonair, // chemically etched su
78 etchedtioair, // chemically etched su
79 etchedtyvekair, // chemically etched su
80 etchedvm2000air, // chemically etched su
81 etchedvm2000glue, // chemically etched su
82
83 groundlumirrorair, // rough-cut surface, w
84 groundlumirrorglue, // rough-cut surface, w
85 groundair, // rough-cut surface
86 groundteflonair, // rough-cut surface, w
87 groundtioair, // rough-cut surface, w
88 groundtyvekair, // rough-cut surface, w
89 groundvm2000air, // rough-cut surface, w
90 groundvm2000glue, // rough-cut surface, w
91
92 // for DAVIS model
93 Rough_LUT, // rough surface
94 RoughTeflon_LUT, // rough surface wra
95 RoughESR_LUT, // rough surface wra
96 RoughESRGrease_LUT, // rough surface wra
97 // and coupled with
98 Polished_LUT, // polished surface
99 PolishedTeflon_LUT, // polished surface
100 PolishedESR_LUT, // polished surface
101 PolishedESRGrease_LUT, // polished surface
102 // and coupled with
103 Detector_LUT // polished surface
104 };
105
106 enum G4OpticalSurfaceModel
107 {
108 glisur, // original GEANT3 model
109 unified, // UNIFIED model
110 LUT, // Look-Up-Table model (LBNL model
111 DAVIS, // DAVIS model
112 dichroic // dichroic filter
113 };
114
115 // clang-format on
116
117 class G4MaterialPropertiesTable;
118
119 class G4OpticalSurface : public G4SurfacePrope
120 {
121 public:
122 // Constructor of an optical surface object.
123 G4OpticalSurface(const G4String& name, G4Opt
124 G4OpticalSurfaceFinish finish = polished,
125 G4double value = 1.0);
126
127 ~G4OpticalSurface() override;
128
129 G4OpticalSurface(const G4OpticalSurface& rig
130 G4OpticalSurface& operator=(const G4OpticalS
131
132 G4bool operator==(const G4OpticalSurface& ri
133 G4bool operator!=(const G4OpticalSurface& ri
134
135 void SetType(const G4SurfaceType& type) over
136
137 // Returns the optical surface finish.
138 inline G4OpticalSurfaceFinish GetFinish() co
139
140 // Sets the optical surface finish.
141 void SetFinish(const G4OpticalSurfaceFinish)
142
143 // Returns the optical surface model used.
144 inline G4OpticalSurfaceModel GetModel() cons
145
146 // Sets the optical surface model to be foll
147 inline void SetModel(const G4OpticalSurfaceM
148
149 // Returns an unified model surface paramete
150 inline G4double GetSigmaAlpha() const { retu
151
152 // Sets an unified model surface parameter.
153 inline void SetSigmaAlpha(const G4double s_a
154
155 // Returns the optical surface polish type.
156 G4double GetPolish() const { return polish;
157
158 // Sets the optical surface polish type.
159 inline void SetPolish(const G4double plsh) {
160
161 // Retrieves the pointer of the G4MaterialPr
162 // attached to optical surface.
163 inline G4MaterialPropertiesTable* GetMateria
164 {
165 return theMaterialPropertiesTable;
166 }
167
168 // Attaches a G4MaterialPropertiesTable to t
169 inline void SetMaterialPropertiesTable(G4Mat
170 {
171 theMaterialPropertiesTable = anMPT;
172 }
173
174 // Prints information about the optical surf
175 void DumpInfo() const;
176
177 // call the correct ReadXXXFile
178 void ReadDataFile();
179
180 // read a zlib-compressed file
181 void ReadCompressedFile(const G4String&, std
182
183 // Method to read the Look-Up-Table into arr
184 void ReadLUTFile();
185
186 // for DAVIS model
187 inline G4double GetAngularDistributionValue(
188
189 // Returns the AngularDistributionValue
190 inline G4double GetAngularDistributionValueL
191
192 // Method to read the Davis Look-Up-Table in
193 void ReadLUTDAVISFile();
194
195 // Method to read the Look-Up-Table for refl
196 void ReadReflectivityLUTFile();
197
198 // Returns the reflectivity value from the D
199 inline G4double GetReflectivityLUTValue(G4in
200
201 // Returns the number of lines in the Davis
202 G4int GetInmax() const;
203
204 // Returns the number of probability values
205 G4int GetLUTbins() const;
206
207 // Returns the number of reflectivity values
208 G4int GetRefMax() const;
209
210 G4int GetThetaIndexMax() const;
211 G4int GetPhiIndexMax() const;
212
213 // Method to read the dichroic surface data
214 void ReadDichroicFile();
215
216 inline G4Physics2DVector* GetDichroicVector(
217
218 private:
219 G4OpticalSurfaceModel theModel; // Surface
220 G4OpticalSurfaceFinish theFinish; // Surfac
221
222 G4double sigma_alpha; // The sigma of micro
223 G4double polish; // Polish parameter in gli
224
225 G4MaterialPropertiesTable* theMaterialProper
226
227 static const G4int incidentIndexMax = 91;
228 static const G4int thetaIndexMax = 45;
229 static const G4int phiIndexMax = 37;
230
231 G4float* AngularDistribution;
232 G4Physics2DVector* DichroicVector;
233
234 // for DAVIS model
235 static const G4int indexmax = 7280001; // 3
236 static const G4int RefMax = 90;
237 static const G4int LUTbins = 20000;
238 G4float* AngularDistributionLUT;
239 G4float* Reflectivity;
240 };
241
242 ////////////////////
243 // Inline methods
244 ////////////////////
245
246 inline G4double G4OpticalSurface::GetAngularDi
247 G4int angleIncident, G4int thetaIndex, G4int
248 {
249 G4int product = angleIncident * thetaIndex *
250 if (product < 0 || product >= incidentIndexM
251 G4ExceptionDescription ed;
252 ed << "Index angleIncident: " << angleInci
253 << " phiIndex: " << phiIndex << " out o
254 G4Exception("G4OpticalSurface::GetAngularD
255 return 0.;
256 }
257 return (G4double)AngularDistribution[angleIn
258 phiInde
259 }
260
261 inline G4double G4OpticalSurface::GetAngularDi
262 {
263 if (i < 0 || i >= indexmax) {
264 G4ExceptionDescription ed;
265 ed << "Index " << i << " out of range!";
266 G4Exception("G4OpticalSurface::GetAngularD
267 return 0.;
268 }
269 return (G4double)AngularDistributionLUT[i];
270 }
271
272 inline G4double G4OpticalSurface::GetReflectiv
273 {
274 if (i < 0 || i >= RefMax) {
275 G4ExceptionDescription ed;
276 ed << "Index " << i << " out of range!";
277 G4Exception("G4OpticalSurface::GetReflecti
278 return 0.;
279 }
280 return (G4double)Reflectivity[i];
281 }
282
283 inline G4Physics2DVector* G4OpticalSurface::Ge
284
285 #endif /* G4OpticalSurface_h */
286