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25 // 25 //
26 ////////////////////////////////////////////// 26 ////////////////////////////////////////////////////////////////////////
27 // Optical Photon Boundary Process Class Imple 27 // Optical Photon Boundary Process Class Implementation
28 ////////////////////////////////////////////// 28 ////////////////////////////////////////////////////////////////////////
29 // 29 //
30 // File: G4OpBoundaryProcess.cc 30 // File: G4OpBoundaryProcess.cc
31 // Description: Discrete Process -- reflection 31 // Description: Discrete Process -- reflection/refraction at
32 // optical in 32 // optical interfaces
33 // Version: 1.1 33 // Version: 1.1
34 // Created: 1997-06-18 34 // Created: 1997-06-18
35 // Modified: 1998-05-25 - Correct parallel 35 // Modified: 1998-05-25 - Correct parallel component of polarization
36 // (thanks to: Stefa 36 // (thanks to: Stefano Magni + Giovanni Pieri)
37 // 1998-05-28 - NULL Rindex point 37 // 1998-05-28 - NULL Rindex pointer before reuse
38 // (thanks to: Stefa 38 // (thanks to: Stefano Magni)
39 // 1998-06-11 - delete *sint1 in 39 // 1998-06-11 - delete *sint1 in oblique reflection
40 // (thanks to: Giova 40 // (thanks to: Giovanni Pieri)
41 // 1998-06-19 - move from GetLoca 41 // 1998-06-19 - move from GetLocalExitNormal() to the new
42 // method: GetLocalE 42 // method: GetLocalExitNormal(&valid) to get
43 // the surface norma 43 // the surface normal in all cases
44 // 1998-11-07 - NULL OpticalSurfa 44 // 1998-11-07 - NULL OpticalSurface pointer before use
45 // comparison not sh 45 // comparison not sharp for: std::abs(cost1) < 1.0
46 // remove sin1, sin2 46 // remove sin1, sin2 in lines 556,567
47 // (thanks to Stefan 47 // (thanks to Stefano Magni)
48 // 1999-10-10 - Accommodate chang 48 // 1999-10-10 - Accommodate changes done in DoAbsorption by
49 // changing logic in 49 // changing logic in DielectricMetal
50 // 2001-10-18 - avoid Linux (gcc- 50 // 2001-10-18 - avoid Linux (gcc-2.95.2) warning about variables
51 // might be used uni 51 // might be used uninitialized in this function
52 // moved E2_perp, E2 52 // moved E2_perp, E2_parl and E2_total out of 'if'
53 // 2003-11-27 - Modified line 168 53 // 2003-11-27 - Modified line 168-9 to reflect changes made to
54 // G4OpticalSurface 54 // G4OpticalSurface class ( by Fan Lei)
55 // 2004-02-02 - Set theStatus = U 55 // 2004-02-02 - Set theStatus = Undefined at start of DoIt
56 // 2005-07-28 - add G4ProcessType 56 // 2005-07-28 - add G4ProcessType to constructor
57 // 2006-11-04 - add capability of 57 // 2006-11-04 - add capability of calculating the reflectivity
58 // off a metal surfa 58 // off a metal surface by way of a complex index
59 // of refraction - T 59 // of refraction - Thanks to Sehwook Lee and John
60 // Hauptman (Dept. o 60 // Hauptman (Dept. of Physics - Iowa State Univ.)
61 // 2009-11-10 - add capability of 61 // 2009-11-10 - add capability of simulating surface reflections
62 // with Look-Up-Tabl 62 // with Look-Up-Tables (LUT) containing measured
63 // optical reflectan 63 // optical reflectance for a variety of surface
64 // treatments - Than 64 // treatments - Thanks to Martin Janecek and
65 // William Moses (La 65 // William Moses (Lawrence Berkeley National Lab.)
66 // 2013-06-01 - add the capabilit 66 // 2013-06-01 - add the capability of simulating the transmission
67 // of a dichronic fi 67 // of a dichronic filter
68 // 2017-02-24 - add capability of 68 // 2017-02-24 - add capability of simulating surface reflections
69 // with Look-Up-Tabl 69 // with Look-Up-Tables (LUT) developed in DAVIS
70 // 70 //
71 // Author: Peter Gumplinger 71 // Author: Peter Gumplinger
72 // adopted from work by Werner Keil - April 72 // adopted from work by Werner Keil - April 2/96
73 // 73 //
74 ////////////////////////////////////////////// 74 ////////////////////////////////////////////////////////////////////////
75 75
76 #include "G4OpBoundaryProcess.hh" 76 #include "G4OpBoundaryProcess.hh"
77 77
78 #include "G4ios.hh" 78 #include "G4ios.hh"
79 #include "G4GeometryTolerance.hh" 79 #include "G4GeometryTolerance.hh"
80 #include "G4LogicalBorderSurface.hh" 80 #include "G4LogicalBorderSurface.hh"
81 #include "G4LogicalSkinSurface.hh" 81 #include "G4LogicalSkinSurface.hh"
82 #include "G4OpProcessSubType.hh" 82 #include "G4OpProcessSubType.hh"
83 #include "G4OpticalParameters.hh" 83 #include "G4OpticalParameters.hh"
84 #include "G4ParallelWorldProcess.hh" 84 #include "G4ParallelWorldProcess.hh"
85 #include "G4PhysicalConstants.hh" 85 #include "G4PhysicalConstants.hh"
86 #include "G4SystemOfUnits.hh" 86 #include "G4SystemOfUnits.hh"
87 #include "G4TransportationManager.hh" 87 #include "G4TransportationManager.hh"
88 #include "G4VSensitiveDetector.hh" 88 #include "G4VSensitiveDetector.hh"
89 89
90 //....oooOO0OOooo........oooOO0OOooo........oo 90 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
91 G4OpBoundaryProcess::G4OpBoundaryProcess(const 91 G4OpBoundaryProcess::G4OpBoundaryProcess(const G4String& processName,
92 G4Pro << 92 G4ProcessType type)
93 : G4VDiscreteProcess(processName, ptype) << 93 : G4VDiscreteProcess(processName, type)
94 { 94 {
95 Initialise(); 95 Initialise();
96 96
97 if(verboseLevel > 0) 97 if(verboseLevel > 0)
98 { 98 {
99 G4cout << GetProcessName() << " is created 99 G4cout << GetProcessName() << " is created " << G4endl;
100 } 100 }
101 SetProcessSubType(fOpBoundary); 101 SetProcessSubType(fOpBoundary);
102 102
103 fStatus = Undefined; 103 fStatus = Undefined;
104 fModel = glisur; 104 fModel = glisur;
105 fFinish = polished; 105 fFinish = polished;
106 fReflectivity = 1.; 106 fReflectivity = 1.;
107 fEfficiency = 0.; 107 fEfficiency = 0.;
108 fTransmittance = 0.; 108 fTransmittance = 0.;
109 fSurfaceRoughness = 0.; 109 fSurfaceRoughness = 0.;
110 fProb_sl = 0.; 110 fProb_sl = 0.;
111 fProb_ss = 0.; 111 fProb_ss = 0.;
112 fProb_bs = 0.; 112 fProb_bs = 0.;
113 113
114 fRealRIndexMPV = nullptr; 114 fRealRIndexMPV = nullptr;
115 fImagRIndexMPV = nullptr; 115 fImagRIndexMPV = nullptr;
116 fMaterial1 = nullptr; 116 fMaterial1 = nullptr;
117 fMaterial2 = nullptr; 117 fMaterial2 = nullptr;
118 fOpticalSurface = nullptr; 118 fOpticalSurface = nullptr;
119 fCarTolerance = G4GeometryTolerance::GetIn 119 fCarTolerance = G4GeometryTolerance::GetInstance()->GetSurfaceTolerance();
120 120
121 f_iTE = f_iTM = 0; 121 f_iTE = f_iTM = 0;
122 fPhotonMomentum = 0.; 122 fPhotonMomentum = 0.;
123 fRindex1 = fRindex2 = 1.; 123 fRindex1 = fRindex2 = 1.;
124 fSint1 = 0.; 124 fSint1 = 0.;
125 fDichroicVector = nullptr; 125 fDichroicVector = nullptr;
126 } 126 }
127 127
128 //....oooOO0OOooo........oooOO0OOooo........oo 128 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
129 G4OpBoundaryProcess::~G4OpBoundaryProcess() = << 129 G4OpBoundaryProcess::~G4OpBoundaryProcess() {}
130 130
131 //....oooOO0OOooo........oooOO0OOooo........oo 131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
132 void G4OpBoundaryProcess::PreparePhysicsTable( 132 void G4OpBoundaryProcess::PreparePhysicsTable(const G4ParticleDefinition&)
133 { 133 {
134 Initialise(); 134 Initialise();
135 } 135 }
136 136
137 //....oooOO0OOooo........oooOO0OOooo........oo 137 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
138 void G4OpBoundaryProcess::Initialise() 138 void G4OpBoundaryProcess::Initialise()
139 { 139 {
140 G4OpticalParameters* params = G4OpticalParam 140 G4OpticalParameters* params = G4OpticalParameters::Instance();
141 SetInvokeSD(params->GetBoundaryInvokeSD()); 141 SetInvokeSD(params->GetBoundaryInvokeSD());
142 SetVerboseLevel(params->GetBoundaryVerboseLe 142 SetVerboseLevel(params->GetBoundaryVerboseLevel());
143 } 143 }
144 144
145 //....oooOO0OOooo........oooOO0OOooo........oo 145 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
146 G4VParticleChange* G4OpBoundaryProcess::PostSt 146 G4VParticleChange* G4OpBoundaryProcess::PostStepDoIt(const G4Track& aTrack,
147 147 const G4Step& aStep)
148 { 148 {
149 fStatus = Undefined; 149 fStatus = Undefined;
150 aParticleChange.Initialize(aTrack); 150 aParticleChange.Initialize(aTrack);
151 aParticleChange.ProposeVelocity(aTrack.GetVe 151 aParticleChange.ProposeVelocity(aTrack.GetVelocity());
152 152
153 // Get hyperStep from G4ParallelWorldProces 153 // Get hyperStep from G4ParallelWorldProcess
154 // NOTE: PostSetpDoIt of this process to be 154 // NOTE: PostSetpDoIt of this process to be invoked after
155 // G4ParallelWorldProcess! 155 // G4ParallelWorldProcess!
156 const G4Step* pStep = &aStep; 156 const G4Step* pStep = &aStep;
157 const G4Step* hStep = G4ParallelWorldProcess 157 const G4Step* hStep = G4ParallelWorldProcess::GetHyperStep();
158 if(hStep != nullptr) 158 if(hStep != nullptr)
159 pStep = hStep; 159 pStep = hStep;
160 160
161 if(pStep->GetPostStepPoint()->GetStepStatus( 161 if(pStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary)
162 { 162 {
163 fMaterial1 = pStep->GetPreStepPoint()->Get 163 fMaterial1 = pStep->GetPreStepPoint()->GetMaterial();
164 fMaterial2 = pStep->GetPostStepPoint()->Ge 164 fMaterial2 = pStep->GetPostStepPoint()->GetMaterial();
165 } 165 }
166 else 166 else
167 { 167 {
168 fStatus = NotAtBoundary; 168 fStatus = NotAtBoundary;
169 if(verboseLevel > 1) 169 if(verboseLevel > 1)
170 BoundaryProcessVerbose(); 170 BoundaryProcessVerbose();
171 return G4VDiscreteProcess::PostStepDoIt(aT 171 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
172 } 172 }
173 173
174 G4VPhysicalVolume* thePrePV = pStep->GetPre 174 G4VPhysicalVolume* thePrePV = pStep->GetPreStepPoint()->GetPhysicalVolume();
175 G4VPhysicalVolume* thePostPV = pStep->GetPos 175 G4VPhysicalVolume* thePostPV = pStep->GetPostStepPoint()->GetPhysicalVolume();
176 176
177 if(verboseLevel > 1) 177 if(verboseLevel > 1)
178 { 178 {
179 G4cout << " Photon at Boundary! " << G4end 179 G4cout << " Photon at Boundary! " << G4endl;
180 if(thePrePV != nullptr) 180 if(thePrePV != nullptr)
181 G4cout << " thePrePV: " << thePrePV->Ge 181 G4cout << " thePrePV: " << thePrePV->GetName() << G4endl;
182 if(thePostPV != nullptr) 182 if(thePostPV != nullptr)
183 G4cout << " thePostPV: " << thePostPV->G 183 G4cout << " thePostPV: " << thePostPV->GetName() << G4endl;
184 } 184 }
185 185
186 G4double stepLength = aTrack.GetStepLength() << 186 if(aTrack.GetStepLength() <= fCarTolerance)
187 if(stepLength <= fCarTolerance) <<
188 { 187 {
189 fStatus = StepTooSmall; 188 fStatus = StepTooSmall;
190 if(verboseLevel > 1) 189 if(verboseLevel > 1)
191 BoundaryProcessVerbose(); 190 BoundaryProcessVerbose();
192 191
193 G4MaterialPropertyVector* groupvel = nullp << 192 G4MaterialPropertyVector* groupvel =
194 G4MaterialPropertiesTable* aMPT = fMateria << 193 fMaterial2->GetMaterialPropertiesTable()->GetProperty(kGROUPVEL);
195 if(aMPT != nullptr) <<
196 { <<
197 groupvel = aMPT->GetProperty(kGROUPVEL); <<
198 } <<
199 <<
200 if(groupvel != nullptr) 194 if(groupvel != nullptr)
201 { 195 {
202 aParticleChange.ProposeVelocity( 196 aParticleChange.ProposeVelocity(
203 groupvel->Value(fPhotonMomentum, idx_g 197 groupvel->Value(fPhotonMomentum, idx_groupvel));
204 } 198 }
205 return G4VDiscreteProcess::PostStepDoIt(aT 199 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
206 } 200 }
207 else if (stepLength <= 10.*fCarTolerance && <<
208 { // see bug 2510 <<
209 ++fNumSmallStepWarnings; <<
210 if(verboseLevel > 0) <<
211 { <<
212 G4ExceptionDescription ed; <<
213 ed << "G4OpBoundaryProcess: " <<
214 << "Opticalphoton step length: " << s <<
215 << "This is larger than the threshold <<
216 "to set status StepTooSmall." << G <<
217 << "Boundary scattering may be incorr <<
218 if(fNumSmallStepWarnings == 10) <<
219 { <<
220 ed << G4endl << "*** Step size warning <<
221 } <<
222 G4Exception("G4OpBoundaryProcess", "OpBo <<
223 } <<
224 } <<
225 201
226 const G4DynamicParticle* aParticle = aTrack. 202 const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
227 203
228 fPhotonMomentum = aParticle->GetTotalMoment 204 fPhotonMomentum = aParticle->GetTotalMomentum();
229 fOldMomentum = aParticle->GetMomentumDir 205 fOldMomentum = aParticle->GetMomentumDirection();
230 fOldPolarization = aParticle->GetPolarizatio 206 fOldPolarization = aParticle->GetPolarization();
231 207
232 if(verboseLevel > 1) 208 if(verboseLevel > 1)
233 { 209 {
234 G4cout << " Old Momentum Direction: " << f 210 G4cout << " Old Momentum Direction: " << fOldMomentum << G4endl
235 << " Old Polarization: " << f 211 << " Old Polarization: " << fOldPolarization << G4endl;
236 } 212 }
237 213
238 G4ThreeVector theGlobalPoint = pStep->GetPos 214 G4ThreeVector theGlobalPoint = pStep->GetPostStepPoint()->GetPosition();
239 G4bool valid; 215 G4bool valid;
240 216
241 // ID of Navigator which limits step 217 // ID of Navigator which limits step
242 G4int hNavId = G4ParallelWorldProcess::GetHy 218 G4int hNavId = G4ParallelWorldProcess::GetHypNavigatorID();
243 auto iNav = G4TransportationManager::GetT 219 auto iNav = G4TransportationManager::GetTransportationManager()
244 ->GetActiveNavigatorsIterator( 220 ->GetActiveNavigatorsIterator();
245 fGlobalNormal = (iNav[hNavId])->GetGlobalExi 221 fGlobalNormal = (iNav[hNavId])->GetGlobalExitNormal(theGlobalPoint, &valid);
246 222
247 if(valid) 223 if(valid)
248 { 224 {
249 fGlobalNormal = -fGlobalNormal; 225 fGlobalNormal = -fGlobalNormal;
250 } 226 }
251 else 227 else
252 { 228 {
253 G4ExceptionDescription ed; 229 G4ExceptionDescription ed;
254 ed << " G4OpBoundaryProcess/PostStepDoIt() 230 ed << " G4OpBoundaryProcess/PostStepDoIt(): "
255 << " The Navigator reports that it retu 231 << " The Navigator reports that it returned an invalid normal" << G4endl;
256 G4Exception( 232 G4Exception(
257 "G4OpBoundaryProcess::PostStepDoIt", "Op 233 "G4OpBoundaryProcess::PostStepDoIt", "OpBoun01", EventMustBeAborted, ed,
258 "Invalid Surface Normal - Geometry must 234 "Invalid Surface Normal - Geometry must return valid surface normal");
259 } 235 }
260 236
261 if(fOldMomentum * fGlobalNormal > 0.0) 237 if(fOldMomentum * fGlobalNormal > 0.0)
262 { 238 {
263 #ifdef G4OPTICAL_DEBUG 239 #ifdef G4OPTICAL_DEBUG
264 G4ExceptionDescription ed; 240 G4ExceptionDescription ed;
265 ed << " G4OpBoundaryProcess/PostStepDoIt() 241 ed << " G4OpBoundaryProcess/PostStepDoIt(): fGlobalNormal points in a "
266 "wrong direction. " 242 "wrong direction. "
267 << G4endl 243 << G4endl
268 << " The momentum of the photon arriv 244 << " The momentum of the photon arriving at interface (oldMomentum)"
269 << " must exit the volume cross in th 245 << " must exit the volume cross in the step. " << G4endl
270 << " So it MUST have dot < 0 with the 246 << " So it MUST have dot < 0 with the normal that Exits the new "
271 "volume (globalNormal)." 247 "volume (globalNormal)."
272 << G4endl << " >> The dot product of 248 << G4endl << " >> The dot product of oldMomentum and global Normal is "
273 << fOldMomentum * fGlobalNormal << G4en 249 << fOldMomentum * fGlobalNormal << G4endl
274 << " Old Momentum (during step) 250 << " Old Momentum (during step) = " << fOldMomentum << G4endl
275 << " Global Normal (Exiting New Vol 251 << " Global Normal (Exiting New Vol) = " << fGlobalNormal << G4endl
276 << G4endl; 252 << G4endl;
277 G4Exception("G4OpBoundaryProcess::PostStep 253 G4Exception("G4OpBoundaryProcess::PostStepDoIt", "OpBoun02",
278 EventMustBeAborted, // Or Jus 254 EventMustBeAborted, // Or JustWarning to see if it happens
279 // repeat 255 // repeatedly on one ray
280 ed, 256 ed,
281 "Invalid Surface Normal - Geom 257 "Invalid Surface Normal - Geometry must return valid surface "
282 "normal pointing in the right 258 "normal pointing in the right direction");
283 #else 259 #else
284 fGlobalNormal = -fGlobalNormal; 260 fGlobalNormal = -fGlobalNormal;
285 #endif 261 #endif
286 } 262 }
287 263
288 G4MaterialPropertyVector* rIndexMPV = nullpt 264 G4MaterialPropertyVector* rIndexMPV = nullptr;
289 G4MaterialPropertiesTable* MPT = fMaterial1- 265 G4MaterialPropertiesTable* MPT = fMaterial1->GetMaterialPropertiesTable();
290 if(MPT != nullptr) 266 if(MPT != nullptr)
291 { 267 {
292 rIndexMPV = MPT->GetProperty(kRINDEX); 268 rIndexMPV = MPT->GetProperty(kRINDEX);
293 } 269 }
294 if(rIndexMPV != nullptr) 270 if(rIndexMPV != nullptr)
295 { 271 {
296 fRindex1 = rIndexMPV->Value(fPhotonMomentu 272 fRindex1 = rIndexMPV->Value(fPhotonMomentum, idx_rindex1);
297 } 273 }
298 else 274 else
299 { 275 {
300 fStatus = NoRINDEX; 276 fStatus = NoRINDEX;
301 if(verboseLevel > 1) 277 if(verboseLevel > 1)
302 BoundaryProcessVerbose(); 278 BoundaryProcessVerbose();
303 aParticleChange.ProposeLocalEnergyDeposit( 279 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
304 aParticleChange.ProposeTrackStatus(fStopAn 280 aParticleChange.ProposeTrackStatus(fStopAndKill);
305 return G4VDiscreteProcess::PostStepDoIt(aT 281 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
306 } 282 }
307 283
308 fReflectivity = 1.; 284 fReflectivity = 1.;
309 fEfficiency = 0.; 285 fEfficiency = 0.;
310 fTransmittance = 0.; 286 fTransmittance = 0.;
311 fSurfaceRoughness = 0.; 287 fSurfaceRoughness = 0.;
312 fModel = glisur; 288 fModel = glisur;
313 fFinish = polished; 289 fFinish = polished;
314 G4SurfaceType type = dielectric_dielectric; 290 G4SurfaceType type = dielectric_dielectric;
315 291
316 rIndexMPV = nullptr; 292 rIndexMPV = nullptr;
317 fOpticalSurface = nullptr; 293 fOpticalSurface = nullptr;
318 294
319 G4LogicalSurface* surface = 295 G4LogicalSurface* surface =
320 G4LogicalBorderSurface::GetSurface(thePreP 296 G4LogicalBorderSurface::GetSurface(thePrePV, thePostPV);
321 if(surface == nullptr) 297 if(surface == nullptr)
322 { 298 {
323 if(thePostPV->GetMotherLogical() == thePre 299 if(thePostPV->GetMotherLogical() == thePrePV->GetLogicalVolume())
324 { 300 {
325 surface = G4LogicalSkinSurface::GetSurfa 301 surface = G4LogicalSkinSurface::GetSurface(thePostPV->GetLogicalVolume());
326 if(surface == nullptr) 302 if(surface == nullptr)
327 { 303 {
328 surface = 304 surface =
329 G4LogicalSkinSurface::GetSurface(the 305 G4LogicalSkinSurface::GetSurface(thePrePV->GetLogicalVolume());
330 } 306 }
331 } 307 }
332 else 308 else
333 { 309 {
334 surface = G4LogicalSkinSurface::GetSurfa 310 surface = G4LogicalSkinSurface::GetSurface(thePrePV->GetLogicalVolume());
335 if(surface == nullptr) 311 if(surface == nullptr)
336 { 312 {
337 surface = 313 surface =
338 G4LogicalSkinSurface::GetSurface(the 314 G4LogicalSkinSurface::GetSurface(thePostPV->GetLogicalVolume());
339 } 315 }
340 } 316 }
341 } 317 }
342 318
343 if(surface != nullptr) 319 if(surface != nullptr)
344 { 320 {
345 fOpticalSurface = 321 fOpticalSurface =
346 dynamic_cast<G4OpticalSurface*>(surface- 322 dynamic_cast<G4OpticalSurface*>(surface->GetSurfaceProperty());
347 } 323 }
348 if(fOpticalSurface != nullptr) 324 if(fOpticalSurface != nullptr)
349 { 325 {
350 type = fOpticalSurface->GetType(); 326 type = fOpticalSurface->GetType();
351 fModel = fOpticalSurface->GetModel(); 327 fModel = fOpticalSurface->GetModel();
352 fFinish = fOpticalSurface->GetFinish(); 328 fFinish = fOpticalSurface->GetFinish();
353 329
354 G4MaterialPropertiesTable* sMPT = 330 G4MaterialPropertiesTable* sMPT =
355 fOpticalSurface->GetMaterialPropertiesTa 331 fOpticalSurface->GetMaterialPropertiesTable();
356 if(sMPT != nullptr) 332 if(sMPT != nullptr)
357 { 333 {
358 if(fFinish == polishedbackpainted || fFi 334 if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
359 { 335 {
360 rIndexMPV = sMPT->GetProperty(kRINDEX) 336 rIndexMPV = sMPT->GetProperty(kRINDEX);
361 if(rIndexMPV != nullptr) 337 if(rIndexMPV != nullptr)
362 { 338 {
363 fRindex2 = rIndexMPV->Value(fPhotonM 339 fRindex2 = rIndexMPV->Value(fPhotonMomentum, idx_rindex_surface);
364 } 340 }
365 else 341 else
366 { 342 {
367 fStatus = NoRINDEX; 343 fStatus = NoRINDEX;
368 if(verboseLevel > 1) 344 if(verboseLevel > 1)
369 BoundaryProcessVerbose(); 345 BoundaryProcessVerbose();
370 aParticleChange.ProposeLocalEnergyDe 346 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
371 aParticleChange.ProposeTrackStatus(f 347 aParticleChange.ProposeTrackStatus(fStopAndKill);
372 return G4VDiscreteProcess::PostStepD 348 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
373 } 349 }
374 } 350 }
375 351
376 fRealRIndexMPV = sMPT->GetProperty(kREAL 352 fRealRIndexMPV = sMPT->GetProperty(kREALRINDEX);
377 fImagRIndexMPV = sMPT->GetProperty(kIMAG 353 fImagRIndexMPV = sMPT->GetProperty(kIMAGINARYRINDEX);
378 f_iTE = f_iTM = 1; 354 f_iTE = f_iTM = 1;
379 355
380 G4MaterialPropertyVector* pp; 356 G4MaterialPropertyVector* pp;
381 if((pp = sMPT->GetProperty(kREFLECTIVITY 357 if((pp = sMPT->GetProperty(kREFLECTIVITY)))
382 { 358 {
383 fReflectivity = pp->Value(fPhotonMomen 359 fReflectivity = pp->Value(fPhotonMomentum, idx_reflect);
384 } 360 }
385 else if(fRealRIndexMPV && fImagRIndexMPV 361 else if(fRealRIndexMPV && fImagRIndexMPV)
386 { 362 {
387 CalculateReflectivity(); 363 CalculateReflectivity();
388 } 364 }
389 365
390 if((pp = sMPT->GetProperty(kEFFICIENCY)) 366 if((pp = sMPT->GetProperty(kEFFICIENCY)))
391 { 367 {
392 fEfficiency = pp->Value(fPhotonMomentu 368 fEfficiency = pp->Value(fPhotonMomentum, idx_eff);
393 } 369 }
394 if((pp = sMPT->GetProperty(kTRANSMITTANC 370 if((pp = sMPT->GetProperty(kTRANSMITTANCE)))
395 { 371 {
396 fTransmittance = pp->Value(fPhotonMome 372 fTransmittance = pp->Value(fPhotonMomentum, idx_trans);
397 } 373 }
398 if(sMPT->ConstPropertyExists(kSURFACEROU 374 if(sMPT->ConstPropertyExists(kSURFACEROUGHNESS))
399 { 375 {
400 fSurfaceRoughness = sMPT->GetConstProp 376 fSurfaceRoughness = sMPT->GetConstProperty(kSURFACEROUGHNESS);
401 } 377 }
402 378
403 if(fModel == unified) 379 if(fModel == unified)
404 { 380 {
405 fProb_sl = (pp = sMPT->GetProperty(kSP 381 fProb_sl = (pp = sMPT->GetProperty(kSPECULARLOBECONSTANT))
406 ? pp->Value(fPhotonMoment 382 ? pp->Value(fPhotonMomentum, idx_lobe)
407 : 0.; 383 : 0.;
408 fProb_ss = (pp = sMPT->GetProperty(kSP 384 fProb_ss = (pp = sMPT->GetProperty(kSPECULARSPIKECONSTANT))
409 ? pp->Value(fPhotonMoment 385 ? pp->Value(fPhotonMomentum, idx_spike)
410 : 0.; 386 : 0.;
411 fProb_bs = (pp = sMPT->GetProperty(kBA 387 fProb_bs = (pp = sMPT->GetProperty(kBACKSCATTERCONSTANT))
412 ? pp->Value(fPhotonMoment 388 ? pp->Value(fPhotonMomentum, idx_back)
413 : 0.; 389 : 0.;
414 } 390 }
415 } // end of if(sMPT) 391 } // end of if(sMPT)
416 else if(fFinish == polishedbackpainted || 392 else if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
417 { 393 {
418 aParticleChange.ProposeLocalEnergyDeposi 394 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
419 aParticleChange.ProposeTrackStatus(fStop 395 aParticleChange.ProposeTrackStatus(fStopAndKill);
420 return G4VDiscreteProcess::PostStepDoIt( 396 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
421 } 397 }
422 } // end of if(fOpticalSurface) 398 } // end of if(fOpticalSurface)
423 399
424 // DIELECTRIC-DIELECTRIC 400 // DIELECTRIC-DIELECTRIC
425 if(type == dielectric_dielectric) 401 if(type == dielectric_dielectric)
426 { 402 {
427 if(fFinish == polished || fFinish == groun 403 if(fFinish == polished || fFinish == ground)
428 { 404 {
429 if(fMaterial1 == fMaterial2) 405 if(fMaterial1 == fMaterial2)
430 { 406 {
431 fStatus = SameMaterial; 407 fStatus = SameMaterial;
432 if(verboseLevel > 1) 408 if(verboseLevel > 1)
433 BoundaryProcessVerbose(); 409 BoundaryProcessVerbose();
434 return G4VDiscreteProcess::PostStepDoI 410 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
435 } 411 }
436 MPT = fMaterial2->GetMaterialPrope << 412 MPT = fMaterial2->GetMaterialPropertiesTable();
437 rIndexMPV = nullptr; <<
438 if(MPT != nullptr) 413 if(MPT != nullptr)
439 { 414 {
440 rIndexMPV = MPT->GetProperty(kRINDEX); 415 rIndexMPV = MPT->GetProperty(kRINDEX);
441 } 416 }
442 if(rIndexMPV != nullptr) 417 if(rIndexMPV != nullptr)
443 { 418 {
444 fRindex2 = rIndexMPV->Value(fPhotonMom 419 fRindex2 = rIndexMPV->Value(fPhotonMomentum, idx_rindex2);
445 } 420 }
446 else 421 else
447 { 422 {
448 fStatus = NoRINDEX; 423 fStatus = NoRINDEX;
449 if(verboseLevel > 1) 424 if(verboseLevel > 1)
450 BoundaryProcessVerbose(); 425 BoundaryProcessVerbose();
451 aParticleChange.ProposeLocalEnergyDepo 426 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
452 aParticleChange.ProposeTrackStatus(fSt 427 aParticleChange.ProposeTrackStatus(fStopAndKill);
453 return G4VDiscreteProcess::PostStepDoI 428 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
454 } 429 }
455 } 430 }
456 if(fFinish == polishedbackpainted || fFini 431 if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
457 { 432 {
458 DielectricDielectric(); 433 DielectricDielectric();
459 } 434 }
460 else 435 else
461 { 436 {
462 G4double rand = G4UniformRand(); 437 G4double rand = G4UniformRand();
463 if(rand > fReflectivity + fTransmittance 438 if(rand > fReflectivity + fTransmittance)
464 { 439 {
465 DoAbsorption(); 440 DoAbsorption();
466 } 441 }
467 else if(rand > fReflectivity) 442 else if(rand > fReflectivity)
468 { 443 {
469 fStatus = Transmission; 444 fStatus = Transmission;
470 fNewMomentum = fOldMomentum; 445 fNewMomentum = fOldMomentum;
471 fNewPolarization = fOldPolarization; 446 fNewPolarization = fOldPolarization;
472 } 447 }
473 else 448 else
474 { 449 {
475 if(fFinish == polishedfrontpainted) 450 if(fFinish == polishedfrontpainted)
476 { 451 {
477 DoReflection(); 452 DoReflection();
478 } 453 }
479 else if(fFinish == groundfrontpainted) 454 else if(fFinish == groundfrontpainted)
480 { 455 {
481 fStatus = LambertianReflection; 456 fStatus = LambertianReflection;
482 DoReflection(); 457 DoReflection();
483 } 458 }
484 else 459 else
485 { 460 {
486 DielectricDielectric(); 461 DielectricDielectric();
487 } 462 }
488 } 463 }
489 } 464 }
490 } 465 }
491 else if(type == dielectric_metal) 466 else if(type == dielectric_metal)
492 { 467 {
493 DielectricMetal(); 468 DielectricMetal();
494 } 469 }
495 else if(type == dielectric_LUT) 470 else if(type == dielectric_LUT)
496 { 471 {
497 DielectricLUT(); 472 DielectricLUT();
498 } 473 }
499 else if(type == dielectric_LUTDAVIS) 474 else if(type == dielectric_LUTDAVIS)
500 { 475 {
501 DielectricLUTDAVIS(); 476 DielectricLUTDAVIS();
502 } 477 }
503 else if(type == dielectric_dichroic) 478 else if(type == dielectric_dichroic)
504 { 479 {
505 DielectricDichroic(); 480 DielectricDichroic();
506 } 481 }
507 else if(type == coated) <<
508 { <<
509 CoatedDielectricDielectric(); <<
510 } <<
511 else 482 else
512 { 483 {
513 if(fNumBdryTypeWarnings <= 10) << 484 G4ExceptionDescription ed;
514 { << 485 ed << " PostStepDoIt(): Illegal boundary type." << G4endl;
515 ++fNumBdryTypeWarnings; << 486 G4Exception("G4OpBoundaryProcess", "OpBoun04", JustWarning, ed);
516 if(verboseLevel > 0) <<
517 { <<
518 G4ExceptionDescription ed; <<
519 ed << " PostStepDoIt(): Illegal bounda <<
520 if(fNumBdryTypeWarnings == 10) <<
521 { <<
522 ed << "** Boundary type warnings sto <<
523 } <<
524 G4Exception("G4OpBoundaryProcess", "Op <<
525 } <<
526 } <<
527 return G4VDiscreteProcess::PostStepDoIt(aT 487 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
528 } 488 }
529 489
530 fNewMomentum = fNewMomentum.unit(); 490 fNewMomentum = fNewMomentum.unit();
531 fNewPolarization = fNewPolarization.unit(); 491 fNewPolarization = fNewPolarization.unit();
532 492
533 if(verboseLevel > 1) 493 if(verboseLevel > 1)
534 { 494 {
535 G4cout << " New Momentum Direction: " << f 495 G4cout << " New Momentum Direction: " << fNewMomentum << G4endl
536 << " New Polarization: " << f 496 << " New Polarization: " << fNewPolarization << G4endl;
537 BoundaryProcessVerbose(); 497 BoundaryProcessVerbose();
538 } 498 }
539 499
540 aParticleChange.ProposeMomentumDirection(fNe 500 aParticleChange.ProposeMomentumDirection(fNewMomentum);
541 aParticleChange.ProposePolarization(fNewPola 501 aParticleChange.ProposePolarization(fNewPolarization);
542 502
543 if(fStatus == FresnelRefraction || fStatus = 503 if(fStatus == FresnelRefraction || fStatus == Transmission)
544 { 504 {
545 // not all surface types check that fMater << 505 G4MaterialPropertyVector* groupvel =
546 G4MaterialPropertiesTable* aMPT = fMateria << 506 fMaterial2->GetMaterialPropertiesTable()->GetProperty(kGROUPVEL);
547 G4MaterialPropertyVector* groupvel = nullp <<
548 if(aMPT != nullptr) <<
549 { <<
550 groupvel = aMPT->GetProperty(kGROUPVEL); <<
551 } <<
552 if(groupvel != nullptr) 507 if(groupvel != nullptr)
553 { 508 {
554 aParticleChange.ProposeVelocity( 509 aParticleChange.ProposeVelocity(
555 groupvel->Value(fPhotonMomentum, idx_g 510 groupvel->Value(fPhotonMomentum, idx_groupvel));
556 } 511 }
557 } 512 }
558 513
559 if(fStatus == Detection && fInvokeSD) 514 if(fStatus == Detection && fInvokeSD)
560 InvokeSD(pStep); 515 InvokeSD(pStep);
561 return G4VDiscreteProcess::PostStepDoIt(aTra 516 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
562 } 517 }
563 518
564 //....oooOO0OOooo........oooOO0OOooo........oo 519 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
565 void G4OpBoundaryProcess::BoundaryProcessVerbo 520 void G4OpBoundaryProcess::BoundaryProcessVerbose() const
566 { 521 {
567 G4cout << " *** "; 522 G4cout << " *** ";
568 if(fStatus == Undefined) 523 if(fStatus == Undefined)
569 G4cout << "Undefined"; 524 G4cout << "Undefined";
570 else if(fStatus == Transmission) 525 else if(fStatus == Transmission)
571 G4cout << "Transmission"; 526 G4cout << "Transmission";
572 else if(fStatus == FresnelRefraction) 527 else if(fStatus == FresnelRefraction)
573 G4cout << "FresnelRefraction"; 528 G4cout << "FresnelRefraction";
574 else if(fStatus == FresnelReflection) 529 else if(fStatus == FresnelReflection)
575 G4cout << "FresnelReflection"; 530 G4cout << "FresnelReflection";
576 else if(fStatus == TotalInternalReflection) 531 else if(fStatus == TotalInternalReflection)
577 G4cout << "TotalInternalReflection"; 532 G4cout << "TotalInternalReflection";
578 else if(fStatus == LambertianReflection) 533 else if(fStatus == LambertianReflection)
579 G4cout << "LambertianReflection"; 534 G4cout << "LambertianReflection";
580 else if(fStatus == LobeReflection) 535 else if(fStatus == LobeReflection)
581 G4cout << "LobeReflection"; 536 G4cout << "LobeReflection";
582 else if(fStatus == SpikeReflection) 537 else if(fStatus == SpikeReflection)
583 G4cout << "SpikeReflection"; 538 G4cout << "SpikeReflection";
584 else if(fStatus == BackScattering) 539 else if(fStatus == BackScattering)
585 G4cout << "BackScattering"; 540 G4cout << "BackScattering";
586 else if(fStatus == PolishedLumirrorAirReflec 541 else if(fStatus == PolishedLumirrorAirReflection)
587 G4cout << "PolishedLumirrorAirReflection"; 542 G4cout << "PolishedLumirrorAirReflection";
588 else if(fStatus == PolishedLumirrorGlueRefle 543 else if(fStatus == PolishedLumirrorGlueReflection)
589 G4cout << "PolishedLumirrorGlueReflection" 544 G4cout << "PolishedLumirrorGlueReflection";
590 else if(fStatus == PolishedAirReflection) 545 else if(fStatus == PolishedAirReflection)
591 G4cout << "PolishedAirReflection"; 546 G4cout << "PolishedAirReflection";
592 else if(fStatus == PolishedTeflonAirReflecti 547 else if(fStatus == PolishedTeflonAirReflection)
593 G4cout << "PolishedTeflonAirReflection"; 548 G4cout << "PolishedTeflonAirReflection";
594 else if(fStatus == PolishedTiOAirReflection) 549 else if(fStatus == PolishedTiOAirReflection)
595 G4cout << "PolishedTiOAirReflection"; 550 G4cout << "PolishedTiOAirReflection";
596 else if(fStatus == PolishedTyvekAirReflectio 551 else if(fStatus == PolishedTyvekAirReflection)
597 G4cout << "PolishedTyvekAirReflection"; 552 G4cout << "PolishedTyvekAirReflection";
598 else if(fStatus == PolishedVM2000AirReflecti 553 else if(fStatus == PolishedVM2000AirReflection)
599 G4cout << "PolishedVM2000AirReflection"; 554 G4cout << "PolishedVM2000AirReflection";
600 else if(fStatus == PolishedVM2000GlueReflect 555 else if(fStatus == PolishedVM2000GlueReflection)
601 G4cout << "PolishedVM2000GlueReflection"; 556 G4cout << "PolishedVM2000GlueReflection";
602 else if(fStatus == EtchedLumirrorAirReflecti 557 else if(fStatus == EtchedLumirrorAirReflection)
603 G4cout << "EtchedLumirrorAirReflection"; 558 G4cout << "EtchedLumirrorAirReflection";
604 else if(fStatus == EtchedLumirrorGlueReflect 559 else if(fStatus == EtchedLumirrorGlueReflection)
605 G4cout << "EtchedLumirrorGlueReflection"; 560 G4cout << "EtchedLumirrorGlueReflection";
606 else if(fStatus == EtchedAirReflection) 561 else if(fStatus == EtchedAirReflection)
607 G4cout << "EtchedAirReflection"; 562 G4cout << "EtchedAirReflection";
608 else if(fStatus == EtchedTeflonAirReflection 563 else if(fStatus == EtchedTeflonAirReflection)
609 G4cout << "EtchedTeflonAirReflection"; 564 G4cout << "EtchedTeflonAirReflection";
610 else if(fStatus == EtchedTiOAirReflection) 565 else if(fStatus == EtchedTiOAirReflection)
611 G4cout << "EtchedTiOAirReflection"; 566 G4cout << "EtchedTiOAirReflection";
612 else if(fStatus == EtchedTyvekAirReflection) 567 else if(fStatus == EtchedTyvekAirReflection)
613 G4cout << "EtchedTyvekAirReflection"; 568 G4cout << "EtchedTyvekAirReflection";
614 else if(fStatus == EtchedVM2000AirReflection 569 else if(fStatus == EtchedVM2000AirReflection)
615 G4cout << "EtchedVM2000AirReflection"; 570 G4cout << "EtchedVM2000AirReflection";
616 else if(fStatus == EtchedVM2000GlueReflectio 571 else if(fStatus == EtchedVM2000GlueReflection)
617 G4cout << "EtchedVM2000GlueReflection"; 572 G4cout << "EtchedVM2000GlueReflection";
618 else if(fStatus == GroundLumirrorAirReflecti 573 else if(fStatus == GroundLumirrorAirReflection)
619 G4cout << "GroundLumirrorAirReflection"; 574 G4cout << "GroundLumirrorAirReflection";
620 else if(fStatus == GroundLumirrorGlueReflect 575 else if(fStatus == GroundLumirrorGlueReflection)
621 G4cout << "GroundLumirrorGlueReflection"; 576 G4cout << "GroundLumirrorGlueReflection";
622 else if(fStatus == GroundAirReflection) 577 else if(fStatus == GroundAirReflection)
623 G4cout << "GroundAirReflection"; 578 G4cout << "GroundAirReflection";
624 else if(fStatus == GroundTeflonAirReflection 579 else if(fStatus == GroundTeflonAirReflection)
625 G4cout << "GroundTeflonAirReflection"; 580 G4cout << "GroundTeflonAirReflection";
626 else if(fStatus == GroundTiOAirReflection) 581 else if(fStatus == GroundTiOAirReflection)
627 G4cout << "GroundTiOAirReflection"; 582 G4cout << "GroundTiOAirReflection";
628 else if(fStatus == GroundTyvekAirReflection) 583 else if(fStatus == GroundTyvekAirReflection)
629 G4cout << "GroundTyvekAirReflection"; 584 G4cout << "GroundTyvekAirReflection";
630 else if(fStatus == GroundVM2000AirReflection 585 else if(fStatus == GroundVM2000AirReflection)
631 G4cout << "GroundVM2000AirReflection"; 586 G4cout << "GroundVM2000AirReflection";
632 else if(fStatus == GroundVM2000GlueReflectio 587 else if(fStatus == GroundVM2000GlueReflection)
633 G4cout << "GroundVM2000GlueReflection"; 588 G4cout << "GroundVM2000GlueReflection";
634 else if(fStatus == Absorption) 589 else if(fStatus == Absorption)
635 G4cout << "Absorption"; 590 G4cout << "Absorption";
636 else if(fStatus == Detection) 591 else if(fStatus == Detection)
637 G4cout << "Detection"; 592 G4cout << "Detection";
638 else if(fStatus == NotAtBoundary) 593 else if(fStatus == NotAtBoundary)
639 G4cout << "NotAtBoundary"; 594 G4cout << "NotAtBoundary";
640 else if(fStatus == SameMaterial) 595 else if(fStatus == SameMaterial)
641 G4cout << "SameMaterial"; 596 G4cout << "SameMaterial";
642 else if(fStatus == StepTooSmall) 597 else if(fStatus == StepTooSmall)
643 G4cout << "StepTooSmall"; 598 G4cout << "StepTooSmall";
644 else if(fStatus == NoRINDEX) 599 else if(fStatus == NoRINDEX)
645 G4cout << "NoRINDEX"; 600 G4cout << "NoRINDEX";
646 else if(fStatus == Dichroic) 601 else if(fStatus == Dichroic)
647 G4cout << "Dichroic Transmission"; 602 G4cout << "Dichroic Transmission";
648 else if(fStatus == CoatedDielectricReflectio <<
649 G4cout << "Coated Dielectric Reflection"; <<
650 else if(fStatus == CoatedDielectricRefractio <<
651 G4cout << "Coated Dielectric Refraction"; <<
652 else if(fStatus == CoatedDielectricFrustrate <<
653 G4cout << "Coated Dielectric Frustrated Tr <<
654 <<
655 G4cout << " ***" << G4endl; 603 G4cout << " ***" << G4endl;
656 } 604 }
657 605
658 //....oooOO0OOooo........oooOO0OOooo........oo 606 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
659 G4ThreeVector G4OpBoundaryProcess::GetFacetNor 607 G4ThreeVector G4OpBoundaryProcess::GetFacetNormal(
660 const G4ThreeVector& momentum, const G4Three 608 const G4ThreeVector& momentum, const G4ThreeVector& normal) const
661 { 609 {
662 G4ThreeVector facetNormal; 610 G4ThreeVector facetNormal;
663 if(fModel == unified || fModel == LUT || fMo 611 if(fModel == unified || fModel == LUT || fModel == DAVIS)
664 { 612 {
665 /* This function codes alpha to a random v 613 /* This function codes alpha to a random value taken from the
666 distribution p(alpha) = g(alpha; 0, sigma_ 614 distribution p(alpha) = g(alpha; 0, sigma_alpha)*std::sin(alpha),
667 for alpha > 0 and alpha < 90, where g(alph 615 for alpha > 0 and alpha < 90, where g(alpha; 0, sigma_alpha) is a
668 gaussian distribution with mean 0 and stan 616 gaussian distribution with mean 0 and standard deviation sigma_alpha. */
669 617
670 G4double sigma_alpha = 0.0; 618 G4double sigma_alpha = 0.0;
671 if(fOpticalSurface) 619 if(fOpticalSurface)
672 sigma_alpha = fOpticalSurface->GetSigmaA 620 sigma_alpha = fOpticalSurface->GetSigmaAlpha();
673 if(sigma_alpha == 0.0) 621 if(sigma_alpha == 0.0)
674 { 622 {
675 return normal; 623 return normal;
676 } 624 }
677 625
678 G4double f_max = std::min(1.0, 4. * sigma_ 626 G4double f_max = std::min(1.0, 4. * sigma_alpha);
679 G4double alpha, phi, sinAlpha; 627 G4double alpha, phi, sinAlpha;
680 628
681 do 629 do
682 { // Loop checking, 13-Aug-2015, Peter Gu 630 { // Loop checking, 13-Aug-2015, Peter Gumplinger
683 do 631 do
684 { // Loop checking, 13-Aug-2015, Peter 632 { // Loop checking, 13-Aug-2015, Peter Gumplinger
685 alpha = G4RandGauss::shoot(0.0, sig 633 alpha = G4RandGauss::shoot(0.0, sigma_alpha);
686 sinAlpha = std::sin(alpha); 634 sinAlpha = std::sin(alpha);
687 } while(G4UniformRand() * f_max > sinAlp 635 } while(G4UniformRand() * f_max > sinAlpha || alpha >= halfpi);
688 636
689 phi = G4UniformRand() * twopi; 637 phi = G4UniformRand() * twopi;
690 facetNormal.set(sinAlpha * std::cos(phi) 638 facetNormal.set(sinAlpha * std::cos(phi), sinAlpha * std::sin(phi),
691 std::cos(alpha)); 639 std::cos(alpha));
692 facetNormal.rotateUz(normal); 640 facetNormal.rotateUz(normal);
693 } while(momentum * facetNormal >= 0.0); 641 } while(momentum * facetNormal >= 0.0);
694 } 642 }
695 else 643 else
696 { 644 {
697 G4double polish = 1.0; 645 G4double polish = 1.0;
698 if(fOpticalSurface) 646 if(fOpticalSurface)
699 polish = fOpticalSurface->GetPolish(); 647 polish = fOpticalSurface->GetPolish();
700 if(polish < 1.0) 648 if(polish < 1.0)
701 { 649 {
702 do 650 do
703 { // Loop checking, 13-Aug-2015, Peter 651 { // Loop checking, 13-Aug-2015, Peter Gumplinger
704 G4ThreeVector smear; 652 G4ThreeVector smear;
705 do 653 do
706 { // Loop checking, 13-Aug-2015, Pete 654 { // Loop checking, 13-Aug-2015, Peter Gumplinger
707 smear.setX(2. * G4UniformRand() - 1. 655 smear.setX(2. * G4UniformRand() - 1.);
708 smear.setY(2. * G4UniformRand() - 1. 656 smear.setY(2. * G4UniformRand() - 1.);
709 smear.setZ(2. * G4UniformRand() - 1. 657 smear.setZ(2. * G4UniformRand() - 1.);
710 } while(smear.mag2() > 1.0); 658 } while(smear.mag2() > 1.0);
711 facetNormal = normal + (1. - polish) * 659 facetNormal = normal + (1. - polish) * smear;
712 } while(momentum * facetNormal >= 0.0); 660 } while(momentum * facetNormal >= 0.0);
713 facetNormal = facetNormal.unit(); 661 facetNormal = facetNormal.unit();
714 } 662 }
715 else 663 else
716 { 664 {
717 facetNormal = normal; 665 facetNormal = normal;
718 } 666 }
719 } 667 }
720 return facetNormal; 668 return facetNormal;
721 } 669 }
722 670
723 //....oooOO0OOooo........oooOO0OOooo........oo 671 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
724 void G4OpBoundaryProcess::DielectricMetal() 672 void G4OpBoundaryProcess::DielectricMetal()
725 { 673 {
726 G4int n = 0; 674 G4int n = 0;
727 G4double rand; 675 G4double rand;
728 G4ThreeVector A_trans; 676 G4ThreeVector A_trans;
729 677
730 do 678 do
731 { 679 {
732 ++n; 680 ++n;
733 rand = G4UniformRand(); 681 rand = G4UniformRand();
734 if(rand > fReflectivity && n == 1) 682 if(rand > fReflectivity && n == 1)
735 { 683 {
736 if(rand > fReflectivity + fTransmittance 684 if(rand > fReflectivity + fTransmittance)
737 { 685 {
738 DoAbsorption(); 686 DoAbsorption();
739 } 687 }
740 else 688 else
741 { 689 {
742 fStatus = Transmission; 690 fStatus = Transmission;
743 fNewMomentum = fOldMomentum; 691 fNewMomentum = fOldMomentum;
744 fNewPolarization = fOldPolarization; 692 fNewPolarization = fOldPolarization;
745 } 693 }
746 break; 694 break;
747 } 695 }
748 else 696 else
749 { 697 {
750 if(fRealRIndexMPV && fImagRIndexMPV) 698 if(fRealRIndexMPV && fImagRIndexMPV)
751 { 699 {
752 if(n > 1) 700 if(n > 1)
753 { 701 {
754 CalculateReflectivity(); 702 CalculateReflectivity();
755 if(!G4BooleanRand(fReflectivity)) 703 if(!G4BooleanRand(fReflectivity))
756 { 704 {
757 DoAbsorption(); 705 DoAbsorption();
758 break; 706 break;
759 } 707 }
760 } 708 }
761 } 709 }
762 if(fModel == glisur || fFinish == polish 710 if(fModel == glisur || fFinish == polished)
763 { 711 {
764 DoReflection(); 712 DoReflection();
765 } 713 }
766 else 714 else
767 { 715 {
768 if(n == 1) 716 if(n == 1)
769 ChooseReflection(); 717 ChooseReflection();
770 if(fStatus == LambertianReflection) 718 if(fStatus == LambertianReflection)
771 { 719 {
772 DoReflection(); 720 DoReflection();
773 } 721 }
774 else if(fStatus == BackScattering) 722 else if(fStatus == BackScattering)
775 { 723 {
776 fNewMomentum = -fOldMomentum; 724 fNewMomentum = -fOldMomentum;
777 fNewPolarization = -fOldPolarization 725 fNewPolarization = -fOldPolarization;
778 } 726 }
779 else 727 else
780 { 728 {
781 if(fStatus == LobeReflection) 729 if(fStatus == LobeReflection)
782 { 730 {
783 if(!fRealRIndexMPV || !fImagRIndex 731 if(!fRealRIndexMPV || !fImagRIndexMPV)
784 { 732 {
785 fFacetNormal = GetFacetNormal(fO 733 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
786 } 734 }
787 // else << 735 //else
788 // case of complex rindex needs t 736 // case of complex rindex needs to be implemented
789 } 737 }
790 fNewMomentum = 738 fNewMomentum =
791 fOldMomentum - 2. * fOldMomentum * 739 fOldMomentum - 2. * fOldMomentum * fFacetNormal * fFacetNormal;
792 740
793 if(f_iTE > 0 && f_iTM > 0) 741 if(f_iTE > 0 && f_iTM > 0)
794 { 742 {
795 fNewPolarization = 743 fNewPolarization =
796 -fOldPolarization + 744 -fOldPolarization +
797 (2. * fOldPolarization * fFacetN 745 (2. * fOldPolarization * fFacetNormal * fFacetNormal);
798 } 746 }
799 else if(f_iTE > 0) 747 else if(f_iTE > 0)
800 { 748 {
801 A_trans = (fSint1 > 0.0) ? fOldMom 749 A_trans = (fSint1 > 0.0) ? fOldMomentum.cross(fFacetNormal).unit()
802 : fOldPol 750 : fOldPolarization;
803 fNewPolarization = -A_trans; 751 fNewPolarization = -A_trans;
804 } 752 }
805 else if(f_iTM > 0) 753 else if(f_iTM > 0)
806 { 754 {
807 fNewPolarization = 755 fNewPolarization =
808 -fNewMomentum.cross(A_trans).uni 756 -fNewMomentum.cross(A_trans).unit(); // = -A_paral
809 } 757 }
810 } 758 }
811 } 759 }
812 fOldMomentum = fNewMomentum; 760 fOldMomentum = fNewMomentum;
813 fOldPolarization = fNewPolarization; 761 fOldPolarization = fNewPolarization;
814 } 762 }
815 // Loop checking, 13-Aug-2015, Peter Gumpl 763 // Loop checking, 13-Aug-2015, Peter Gumplinger
816 } while(fNewMomentum * fGlobalNormal < 0.0); 764 } while(fNewMomentum * fGlobalNormal < 0.0);
817 } 765 }
818 766
819 //....oooOO0OOooo........oooOO0OOooo........oo 767 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
820 void G4OpBoundaryProcess::DielectricLUT() 768 void G4OpBoundaryProcess::DielectricLUT()
821 { 769 {
822 G4int thetaIndex, phiIndex; 770 G4int thetaIndex, phiIndex;
823 G4double angularDistVal, thetaRad, phiRad; 771 G4double angularDistVal, thetaRad, phiRad;
824 G4ThreeVector perpVectorTheta, perpVectorPhi 772 G4ThreeVector perpVectorTheta, perpVectorPhi;
825 773
826 fStatus = G4OpBoundaryProcessStatus( 774 fStatus = G4OpBoundaryProcessStatus(
827 G4int(fFinish) + (G4int(NoRINDEX) - G4int( 775 G4int(fFinish) + (G4int(NoRINDEX) - G4int(groundbackpainted)));
828 776
829 G4int thetaIndexMax = fOpticalSurface->GetTh 777 G4int thetaIndexMax = fOpticalSurface->GetThetaIndexMax();
830 G4int phiIndexMax = fOpticalSurface->GetPh 778 G4int phiIndexMax = fOpticalSurface->GetPhiIndexMax();
831 779
832 G4double rand; 780 G4double rand;
833 781
834 do 782 do
835 { 783 {
836 rand = G4UniformRand(); 784 rand = G4UniformRand();
837 if(rand > fReflectivity) 785 if(rand > fReflectivity)
838 { 786 {
839 if(rand > fReflectivity + fTransmittance 787 if(rand > fReflectivity + fTransmittance)
840 { 788 {
841 DoAbsorption(); 789 DoAbsorption();
842 } 790 }
843 else 791 else
844 { 792 {
845 fStatus = Transmission; 793 fStatus = Transmission;
846 fNewMomentum = fOldMomentum; 794 fNewMomentum = fOldMomentum;
847 fNewPolarization = fOldPolarization; 795 fNewPolarization = fOldPolarization;
848 } 796 }
849 break; 797 break;
850 } 798 }
851 else 799 else
852 { 800 {
853 // Calculate Angle between Normal and Ph 801 // Calculate Angle between Normal and Photon Momentum
854 G4double anglePhotonToNormal = fOldMomen 802 G4double anglePhotonToNormal = fOldMomentum.angle(-fGlobalNormal);
855 // Round to closest integer: LBNL model 803 // Round to closest integer: LBNL model array has 91 values
856 G4int angleIncident = (G4int)std::lrint( << 804 G4int angleIncident = std::lrint(anglePhotonToNormal / CLHEP::deg);
857 805
858 // Take random angles THETA and PHI, 806 // Take random angles THETA and PHI,
859 // and see if below Probability - if not 807 // and see if below Probability - if not - Redo
860 do 808 do
861 { 809 {
862 thetaIndex = (G4int)G4RandFlat::shootI << 810 thetaIndex = G4RandFlat::shootInt(thetaIndexMax - 1);
863 phiIndex = (G4int)G4RandFlat::shootI << 811 phiIndex = G4RandFlat::shootInt(phiIndexMax - 1);
864 // Find probability with the new indec 812 // Find probability with the new indeces from LUT
865 angularDistVal = fOpticalSurface->GetA 813 angularDistVal = fOpticalSurface->GetAngularDistributionValue(
866 angleIncident, thetaIndex, phiIndex) 814 angleIncident, thetaIndex, phiIndex);
867 // Loop checking, 13-Aug-2015, Peter G 815 // Loop checking, 13-Aug-2015, Peter Gumplinger
868 } while(!G4BooleanRand(angularDistVal)); 816 } while(!G4BooleanRand(angularDistVal));
869 817
870 thetaRad = G4double(-90 + 4 * thetaIndex 818 thetaRad = G4double(-90 + 4 * thetaIndex) * pi / 180.;
871 phiRad = G4double(-90 + 5 * phiIndex) 819 phiRad = G4double(-90 + 5 * phiIndex) * pi / 180.;
872 // Rotate Photon Momentum in Theta, then 820 // Rotate Photon Momentum in Theta, then in Phi
873 fNewMomentum = -fOldMomentum; 821 fNewMomentum = -fOldMomentum;
874 822
875 perpVectorTheta = fNewMomentum.cross(fGl 823 perpVectorTheta = fNewMomentum.cross(fGlobalNormal);
876 if(perpVectorTheta.mag() < fCarTolerance 824 if(perpVectorTheta.mag() < fCarTolerance)
877 { 825 {
878 perpVectorTheta = fNewMomentum.orthogo 826 perpVectorTheta = fNewMomentum.orthogonal();
879 } 827 }
880 fNewMomentum = 828 fNewMomentum =
881 fNewMomentum.rotate(anglePhotonToNorma 829 fNewMomentum.rotate(anglePhotonToNormal - thetaRad, perpVectorTheta);
882 perpVectorPhi = perpVectorTheta.cross(fN 830 perpVectorPhi = perpVectorTheta.cross(fNewMomentum);
883 fNewMomentum = fNewMomentum.rotate(-phi 831 fNewMomentum = fNewMomentum.rotate(-phiRad, perpVectorPhi);
884 832
885 // Rotate Polarization too: 833 // Rotate Polarization too:
886 fFacetNormal = (fNewMomentum - fOldM 834 fFacetNormal = (fNewMomentum - fOldMomentum).unit();
887 fNewPolarization = -fOldPolarization + 835 fNewPolarization = -fOldPolarization +
888 (2. * fOldPolarizatio 836 (2. * fOldPolarization * fFacetNormal * fFacetNormal);
889 } 837 }
890 // Loop checking, 13-Aug-2015, Peter Gumpl 838 // Loop checking, 13-Aug-2015, Peter Gumplinger
891 } while(fNewMomentum * fGlobalNormal <= 0.0) 839 } while(fNewMomentum * fGlobalNormal <= 0.0);
892 } 840 }
893 841
894 //....oooOO0OOooo........oooOO0OOooo........oo 842 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
895 void G4OpBoundaryProcess::DielectricLUTDAVIS() 843 void G4OpBoundaryProcess::DielectricLUTDAVIS()
896 { 844 {
897 G4int angindex, random, angleIncident; 845 G4int angindex, random, angleIncident;
898 G4double reflectivityValue, elevation, azimu 846 G4double reflectivityValue, elevation, azimuth;
899 G4double anglePhotonToNormal; 847 G4double anglePhotonToNormal;
900 848
901 G4int lutbin = fOpticalSurface->GetLUTbins( 849 G4int lutbin = fOpticalSurface->GetLUTbins();
902 G4double rand = G4UniformRand(); 850 G4double rand = G4UniformRand();
903 851
904 G4double sinEl; 852 G4double sinEl;
905 G4ThreeVector u, vNorm, w; 853 G4ThreeVector u, vNorm, w;
906 854
907 do 855 do
908 { 856 {
909 anglePhotonToNormal = fOldMomentum.angle(- 857 anglePhotonToNormal = fOldMomentum.angle(-fGlobalNormal);
910 858
911 // Davis model has 90 reflection bins: rou 859 // Davis model has 90 reflection bins: round down
912 // don't allow angleIncident to be 90 for 860 // don't allow angleIncident to be 90 for anglePhotonToNormal close to 90
913 angleIncident = std::min( << 861 angleIncident = std::min(static_cast<G4int>(
914 static_cast<G4int>(std::floor(anglePhoto << 862 std::floor(anglePhotonToNormal / CLHEP::deg)), 89);
915 reflectivityValue = fOpticalSurface->GetRe 863 reflectivityValue = fOpticalSurface->GetReflectivityLUTValue(angleIncident);
916 864
917 if(rand > reflectivityValue) 865 if(rand > reflectivityValue)
918 { 866 {
919 if(fEfficiency > 0.) 867 if(fEfficiency > 0.)
920 { 868 {
921 DoAbsorption(); 869 DoAbsorption();
922 break; 870 break;
923 } 871 }
924 else 872 else
925 { 873 {
926 fStatus = Transmission; 874 fStatus = Transmission;
927 875
928 if(angleIncident <= 0.01) 876 if(angleIncident <= 0.01)
929 { 877 {
930 fNewMomentum = fOldMomentum; 878 fNewMomentum = fOldMomentum;
931 break; 879 break;
932 } 880 }
933 881
934 do 882 do
935 { 883 {
936 random = (G4int)G4RandFlat::shootInt << 884 random = G4RandFlat::shootInt(1, lutbin + 1);
937 angindex = 885 angindex =
938 (((random * 2) - 1)) + angleIncide 886 (((random * 2) - 1)) + angleIncident * lutbin * 2 + 3640000;
939 887
940 azimuth = 888 azimuth =
941 fOpticalSurface->GetAngularDistrib 889 fOpticalSurface->GetAngularDistributionValueLUT(angindex - 1);
942 elevation = fOpticalSurface->GetAngu 890 elevation = fOpticalSurface->GetAngularDistributionValueLUT(angindex);
943 } while(elevation == 0. && azimuth == 891 } while(elevation == 0. && azimuth == 0.);
944 892
945 sinEl = std::sin(elevation); 893 sinEl = std::sin(elevation);
946 vNorm = (fGlobalNormal.cross(fOldMomen 894 vNorm = (fGlobalNormal.cross(fOldMomentum)).unit();
947 u = vNorm.cross(fGlobalNormal) * ( 895 u = vNorm.cross(fGlobalNormal) * (sinEl * std::cos(azimuth));
948 vNorm *= (sinEl * std::sin(azimuth)); 896 vNorm *= (sinEl * std::sin(azimuth));
949 // fGlobalNormal shouldn't be modified 897 // fGlobalNormal shouldn't be modified here
950 w = (fGlobalNormal *= std:: 898 w = (fGlobalNormal *= std::cos(elevation));
951 fNewMomentum = u + vNorm + w; 899 fNewMomentum = u + vNorm + w;
952 900
953 // Rotate Polarization too: 901 // Rotate Polarization too:
954 fFacetNormal = (fNewMomentum - fOl 902 fFacetNormal = (fNewMomentum - fOldMomentum).unit();
955 fNewPolarization = -fOldPolarization + 903 fNewPolarization = -fOldPolarization + (2. * fOldPolarization *
956 904 fFacetNormal * fFacetNormal);
957 } 905 }
958 } 906 }
959 else 907 else
960 { 908 {
961 fStatus = LobeReflection; 909 fStatus = LobeReflection;
962 910
963 if(angleIncident == 0) 911 if(angleIncident == 0)
964 { 912 {
965 fNewMomentum = -fOldMomentum; 913 fNewMomentum = -fOldMomentum;
966 break; 914 break;
967 } 915 }
968 916
969 do 917 do
970 { 918 {
971 random = (G4int)G4RandFlat::shootInt << 919 random = G4RandFlat::shootInt(1, lutbin + 1);
972 angindex = (((random * 2) - 1)) + (ang 920 angindex = (((random * 2) - 1)) + (angleIncident - 1) * lutbin * 2;
973 921
974 azimuth = fOpticalSurface->GetAngularD 922 azimuth = fOpticalSurface->GetAngularDistributionValueLUT(angindex - 1);
975 elevation = fOpticalSurface->GetAngula 923 elevation = fOpticalSurface->GetAngularDistributionValueLUT(angindex);
976 } while(elevation == 0. && azimuth == 0. 924 } while(elevation == 0. && azimuth == 0.);
977 925
978 sinEl = std::sin(elevation); 926 sinEl = std::sin(elevation);
979 vNorm = (fGlobalNormal.cross(fOldMomentu 927 vNorm = (fGlobalNormal.cross(fOldMomentum)).unit();
980 u = vNorm.cross(fGlobalNormal) * (si 928 u = vNorm.cross(fGlobalNormal) * (sinEl * std::cos(azimuth));
981 vNorm *= (sinEl * std::sin(azimuth)); 929 vNorm *= (sinEl * std::sin(azimuth));
982 // fGlobalNormal shouldn't be modified h 930 // fGlobalNormal shouldn't be modified here
983 w = (fGlobalNormal *= std::cos(elevation 931 w = (fGlobalNormal *= std::cos(elevation));
984 932
985 fNewMomentum = u + vNorm + w; 933 fNewMomentum = u + vNorm + w;
986 934
987 // Rotate Polarization too: (needs revis 935 // Rotate Polarization too: (needs revision)
988 fNewPolarization = fOldPolarization; 936 fNewPolarization = fOldPolarization;
989 } 937 }
990 } while(fNewMomentum * fGlobalNormal <= 0.0) 938 } while(fNewMomentum * fGlobalNormal <= 0.0);
991 } 939 }
992 940
993 //....oooOO0OOooo........oooOO0OOooo........oo 941 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
994 void G4OpBoundaryProcess::DielectricDichroic() 942 void G4OpBoundaryProcess::DielectricDichroic()
995 { 943 {
996 // Calculate Angle between Normal and Photon 944 // Calculate Angle between Normal and Photon Momentum
997 G4double anglePhotonToNormal = fOldMomentum. 945 G4double anglePhotonToNormal = fOldMomentum.angle(-fGlobalNormal);
998 946
999 // Round it to closest integer 947 // Round it to closest integer
1000 G4double angleIncident = std::floor(180. / 948 G4double angleIncident = std::floor(180. / pi * anglePhotonToNormal + 0.5);
1001 949
1002 if(!fDichroicVector) 950 if(!fDichroicVector)
1003 { 951 {
1004 if(fOpticalSurface) 952 if(fOpticalSurface)
1005 fDichroicVector = fOpticalSurface->GetD 953 fDichroicVector = fOpticalSurface->GetDichroicVector();
1006 } 954 }
1007 955
1008 if(fDichroicVector) 956 if(fDichroicVector)
1009 { 957 {
1010 G4double wavelength = h_Planck * c_light 958 G4double wavelength = h_Planck * c_light / fPhotonMomentum;
1011 fTransmittance = fDichroicVector->Va 959 fTransmittance = fDichroicVector->Value(wavelength / nm, angleIncident,
1012 i 960 idx_dichroicX, idx_dichroicY) *
1013 perCent; 961 perCent;
1014 // G4cout << "wavelength: " << std::flo 962 // G4cout << "wavelength: " << std::floor(wavelength/nm)
1015 // << "nm" << 963 // << "nm" << G4endl;
1016 // G4cout << "Incident angle: " << angl 964 // G4cout << "Incident angle: " << angleIncident << "deg" << G4endl;
1017 // G4cout << "Transmittance: " 965 // G4cout << "Transmittance: "
1018 // << std::floor(fTransmittance/ 966 // << std::floor(fTransmittance/perCent) << "%" << G4endl;
1019 } 967 }
1020 else 968 else
1021 { 969 {
1022 G4ExceptionDescription ed; 970 G4ExceptionDescription ed;
1023 ed << " G4OpBoundaryProcess/DielectricDic 971 ed << " G4OpBoundaryProcess/DielectricDichroic(): "
1024 << " The dichroic surface has no G4Phy 972 << " The dichroic surface has no G4Physics2DVector" << G4endl;
1025 G4Exception("G4OpBoundaryProcess::Dielect 973 G4Exception("G4OpBoundaryProcess::DielectricDichroic", "OpBoun03",
1026 FatalException, ed, 974 FatalException, ed,
1027 "A dichroic surface must have 975 "A dichroic surface must have an associated G4Physics2DVector");
1028 } 976 }
1029 977
1030 if(!G4BooleanRand(fTransmittance)) 978 if(!G4BooleanRand(fTransmittance))
1031 { // Not transmitted, so reflect 979 { // Not transmitted, so reflect
1032 if(fModel == glisur || fFinish == polishe 980 if(fModel == glisur || fFinish == polished)
1033 { 981 {
1034 DoReflection(); 982 DoReflection();
1035 } 983 }
1036 else 984 else
1037 { 985 {
1038 ChooseReflection(); 986 ChooseReflection();
1039 if(fStatus == LambertianReflection) 987 if(fStatus == LambertianReflection)
1040 { 988 {
1041 DoReflection(); 989 DoReflection();
1042 } 990 }
1043 else if(fStatus == BackScattering) 991 else if(fStatus == BackScattering)
1044 { 992 {
1045 fNewMomentum = -fOldMomentum; 993 fNewMomentum = -fOldMomentum;
1046 fNewPolarization = -fOldPolarization; 994 fNewPolarization = -fOldPolarization;
1047 } 995 }
1048 else 996 else
1049 { 997 {
1050 G4double PdotN, EdotN; 998 G4double PdotN, EdotN;
1051 do 999 do
1052 { 1000 {
1053 if(fStatus == LobeReflection) 1001 if(fStatus == LobeReflection)
1054 { 1002 {
1055 fFacetNormal = GetFacetNormal(fOl 1003 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1056 } 1004 }
1057 PdotN = fOldMomentum * fFace 1005 PdotN = fOldMomentum * fFacetNormal;
1058 fNewMomentum = fOldMomentum - (2. * 1006 fNewMomentum = fOldMomentum - (2. * PdotN) * fFacetNormal;
1059 // Loop checking, 13-Aug-2015, Pete 1007 // Loop checking, 13-Aug-2015, Peter Gumplinger
1060 } while(fNewMomentum * fGlobalNormal 1008 } while(fNewMomentum * fGlobalNormal <= 0.0);
1061 1009
1062 EdotN = fOldPolarization * 1010 EdotN = fOldPolarization * fFacetNormal;
1063 fNewPolarization = -fOldPolarization 1011 fNewPolarization = -fOldPolarization + (2. * EdotN) * fFacetNormal;
1064 } 1012 }
1065 } 1013 }
1066 } 1014 }
1067 else 1015 else
1068 { 1016 {
1069 fStatus = Dichroic; 1017 fStatus = Dichroic;
1070 fNewMomentum = fOldMomentum; 1018 fNewMomentum = fOldMomentum;
1071 fNewPolarization = fOldPolarization; 1019 fNewPolarization = fOldPolarization;
1072 } 1020 }
1073 } 1021 }
1074 1022
1075 //....oooOO0OOooo........oooOO0OOooo........o 1023 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1076 void G4OpBoundaryProcess::DielectricDielectri 1024 void G4OpBoundaryProcess::DielectricDielectric()
1077 { 1025 {
1078 G4bool inside = false; 1026 G4bool inside = false;
1079 G4bool swap = false; 1027 G4bool swap = false;
1080 1028
1081 if(fFinish == polished) 1029 if(fFinish == polished)
1082 { 1030 {
1083 fFacetNormal = fGlobalNormal; 1031 fFacetNormal = fGlobalNormal;
1084 } 1032 }
1085 else 1033 else
1086 { 1034 {
1087 fFacetNormal = GetFacetNormal(fOldMomentu 1035 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1088 } 1036 }
1089 G4double cost1 = -fOldMomentum * fFacetNorm 1037 G4double cost1 = -fOldMomentum * fFacetNormal;
1090 G4double cost2 = 0.; 1038 G4double cost2 = 0.;
1091 G4double sint2 = 0.; 1039 G4double sint2 = 0.;
1092 1040
1093 G4bool surfaceRoughnessCriterionPass = true 1041 G4bool surfaceRoughnessCriterionPass = true;
1094 if(fSurfaceRoughness != 0. && fRindex1 > fR 1042 if(fSurfaceRoughness != 0. && fRindex1 > fRindex2)
1095 { 1043 {
1096 G4double wavelength = h_Pl 1044 G4double wavelength = h_Planck * c_light / fPhotonMomentum;
1097 G4double surfaceRoughnessCriterion = std: 1045 G4double surfaceRoughnessCriterion = std::exp(-std::pow(
1098 (4. * pi * fSurfaceRoughness * fRindex1 1046 (4. * pi * fSurfaceRoughness * fRindex1 * cost1 / wavelength), 2));
1099 surfaceRoughnessCriterionPass = G4Boolean 1047 surfaceRoughnessCriterionPass = G4BooleanRand(surfaceRoughnessCriterion);
1100 } 1048 }
1101 1049
1102 leap: 1050 leap:
1103 1051
1104 G4bool through = false; 1052 G4bool through = false;
1105 G4bool done = false; 1053 G4bool done = false;
1106 1054
1107 G4ThreeVector A_trans, A_paral, E1pp, E1pl; 1055 G4ThreeVector A_trans, A_paral, E1pp, E1pl;
1108 G4double E1_perp, E1_parl; 1056 G4double E1_perp, E1_parl;
1109 G4double s1, s2, E2_perp, E2_parl, E2_total 1057 G4double s1, s2, E2_perp, E2_parl, E2_total, transCoeff;
1110 G4double E2_abs, C_parl, C_perp; 1058 G4double E2_abs, C_parl, C_perp;
1111 G4double alpha; 1059 G4double alpha;
1112 1060
1113 do 1061 do
1114 { 1062 {
1115 if(through) 1063 if(through)
1116 { 1064 {
1117 swap = !swap; 1065 swap = !swap;
1118 through = false; 1066 through = false;
1119 fGlobalNormal = -fGlobalNormal; 1067 fGlobalNormal = -fGlobalNormal;
1120 G4SwapPtr(fMaterial1, fMaterial2); 1068 G4SwapPtr(fMaterial1, fMaterial2);
1121 G4SwapObj(&fRindex1, &fRindex2); 1069 G4SwapObj(&fRindex1, &fRindex2);
1122 } 1070 }
1123 1071
1124 if(fFinish == polished) 1072 if(fFinish == polished)
1125 { 1073 {
1126 fFacetNormal = fGlobalNormal; 1074 fFacetNormal = fGlobalNormal;
1127 } 1075 }
1128 else 1076 else
1129 { 1077 {
1130 fFacetNormal = GetFacetNormal(fOldMomen 1078 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1131 } 1079 }
1132 1080
1133 cost1 = -fOldMomentum * fFacetNormal; 1081 cost1 = -fOldMomentum * fFacetNormal;
1134 if(std::abs(cost1) < 1.0 - fCarTolerance) 1082 if(std::abs(cost1) < 1.0 - fCarTolerance)
1135 { 1083 {
1136 fSint1 = std::sqrt(1. - cost1 * cost1); 1084 fSint1 = std::sqrt(1. - cost1 * cost1);
1137 sint2 = fSint1 * fRindex1 / fRindex2; 1085 sint2 = fSint1 * fRindex1 / fRindex2; // *** Snell's Law ***
1138 // this isn't a sine as we might expect 1086 // this isn't a sine as we might expect from the name; can be > 1
1139 } 1087 }
1140 else 1088 else
1141 { 1089 {
1142 fSint1 = 0.0; 1090 fSint1 = 0.0;
1143 sint2 = 0.0; 1091 sint2 = 0.0;
1144 } 1092 }
1145 1093
1146 // TOTAL INTERNAL REFLECTION 1094 // TOTAL INTERNAL REFLECTION
1147 if(sint2 >= 1.0) 1095 if(sint2 >= 1.0)
1148 { 1096 {
1149 swap = false; 1097 swap = false;
1150 1098
1151 fStatus = TotalInternalReflection; 1099 fStatus = TotalInternalReflection;
1152 if(!surfaceRoughnessCriterionPass) 1100 if(!surfaceRoughnessCriterionPass)
1153 fStatus = LambertianReflection; 1101 fStatus = LambertianReflection;
1154 if(fModel == unified && fFinish != poli 1102 if(fModel == unified && fFinish != polished)
1155 ChooseReflection(); 1103 ChooseReflection();
1156 if(fStatus == LambertianReflection) 1104 if(fStatus == LambertianReflection)
1157 { 1105 {
1158 DoReflection(); 1106 DoReflection();
1159 } 1107 }
1160 else if(fStatus == BackScattering) 1108 else if(fStatus == BackScattering)
1161 { 1109 {
1162 fNewMomentum = -fOldMomentum; 1110 fNewMomentum = -fOldMomentum;
1163 fNewPolarization = -fOldPolarization; 1111 fNewPolarization = -fOldPolarization;
1164 } 1112 }
1165 else 1113 else
1166 { 1114 {
1167 fNewMomentum = 1115 fNewMomentum =
1168 fOldMomentum - 2. * fOldMomentum * 1116 fOldMomentum - 2. * fOldMomentum * fFacetNormal * fFacetNormal;
1169 fNewPolarization = -fOldPolarization 1117 fNewPolarization = -fOldPolarization + (2. * fOldPolarization *
1170 1118 fFacetNormal * fFacetNormal);
1171 } 1119 }
1172 } 1120 }
1173 // NOT TIR 1121 // NOT TIR
1174 else if(sint2 < 1.0) 1122 else if(sint2 < 1.0)
1175 { 1123 {
1176 // Calculate amplitude for transmission 1124 // Calculate amplitude for transmission (Q = P x N)
1177 if(cost1 > 0.0) 1125 if(cost1 > 0.0)
1178 { 1126 {
1179 cost2 = std::sqrt(1. - sint2 * sint2) 1127 cost2 = std::sqrt(1. - sint2 * sint2);
1180 } 1128 }
1181 else 1129 else
1182 { 1130 {
1183 cost2 = -std::sqrt(1. - sint2 * sint2 1131 cost2 = -std::sqrt(1. - sint2 * sint2);
1184 } 1132 }
1185 1133
1186 if(fSint1 > 0.0) 1134 if(fSint1 > 0.0)
1187 { 1135 {
1188 A_trans = (fOldMomentum.cross(fFacetN 1136 A_trans = (fOldMomentum.cross(fFacetNormal)).unit();
1189 E1_perp = fOldPolarization * A_trans; 1137 E1_perp = fOldPolarization * A_trans;
1190 E1pp = E1_perp * A_trans; 1138 E1pp = E1_perp * A_trans;
1191 E1pl = fOldPolarization - E1pp; 1139 E1pl = fOldPolarization - E1pp;
1192 E1_parl = E1pl.mag(); 1140 E1_parl = E1pl.mag();
1193 } 1141 }
1194 else 1142 else
1195 { 1143 {
1196 A_trans = fOldPolarization; 1144 A_trans = fOldPolarization;
1197 // Here we Follow Jackson's conventio 1145 // Here we Follow Jackson's conventions and set the parallel
1198 // component = 1 in case of a ray per 1146 // component = 1 in case of a ray perpendicular to the surface
1199 E1_perp = 0.0; 1147 E1_perp = 0.0;
1200 E1_parl = 1.0; 1148 E1_parl = 1.0;
1201 } 1149 }
1202 1150
1203 s1 = fRindex1 * cost1; 1151 s1 = fRindex1 * cost1;
1204 E2_perp = 2. * s1 * E1_perp / (fRindex 1152 E2_perp = 2. * s1 * E1_perp / (fRindex1 * cost1 + fRindex2 * cost2);
1205 E2_parl = 2. * s1 * E1_parl / (fRindex 1153 E2_parl = 2. * s1 * E1_parl / (fRindex2 * cost1 + fRindex1 * cost2);
1206 E2_total = E2_perp * E2_perp + E2_parl 1154 E2_total = E2_perp * E2_perp + E2_parl * E2_parl;
1207 s2 = fRindex2 * cost2 * E2_total; 1155 s2 = fRindex2 * cost2 * E2_total;
1208 1156
1209 // D.Sawkey, 24 May 24 << 1157 if(fTransmittance > 0.)
1210 // Transmittance has already been taken << 1158 transCoeff = fTransmittance;
1211 // For e.g. specular surfaces, the rati << 1159 else if(cost1 != 0.0)
1212 // reflection should be given by the ma <<
1213 // TRANSMITTANCE <<
1214 //if(fTransmittance > 0.) <<
1215 // transCoeff = fTransmittance; <<
1216 //else if(cost1 != 0.0) <<
1217 if(cost1 != 0.0) <<
1218 transCoeff = s2 / s1; 1160 transCoeff = s2 / s1;
1219 else 1161 else
1220 transCoeff = 0.0; 1162 transCoeff = 0.0;
1221 1163
1222 // NOT TIR: REFLECTION 1164 // NOT TIR: REFLECTION
1223 if(!G4BooleanRand(transCoeff)) 1165 if(!G4BooleanRand(transCoeff))
1224 { 1166 {
1225 swap = false; 1167 swap = false;
1226 fStatus = FresnelReflection; 1168 fStatus = FresnelReflection;
1227 1169
1228 if(!surfaceRoughnessCriterionPass) 1170 if(!surfaceRoughnessCriterionPass)
1229 fStatus = LambertianReflection; 1171 fStatus = LambertianReflection;
1230 if(fModel == unified && fFinish != po 1172 if(fModel == unified && fFinish != polished)
1231 ChooseReflection(); 1173 ChooseReflection();
1232 if(fStatus == LambertianReflection) 1174 if(fStatus == LambertianReflection)
1233 { 1175 {
1234 DoReflection(); 1176 DoReflection();
1235 } 1177 }
1236 else if(fStatus == BackScattering) 1178 else if(fStatus == BackScattering)
1237 { 1179 {
1238 fNewMomentum = -fOldMomentum; 1180 fNewMomentum = -fOldMomentum;
1239 fNewPolarization = -fOldPolarizatio 1181 fNewPolarization = -fOldPolarization;
1240 } 1182 }
1241 else 1183 else
1242 { 1184 {
1243 fNewMomentum = 1185 fNewMomentum =
1244 fOldMomentum - 2. * fOldMomentum 1186 fOldMomentum - 2. * fOldMomentum * fFacetNormal * fFacetNormal;
1245 if(fSint1 > 0.0) 1187 if(fSint1 > 0.0)
1246 { // incident ray oblique 1188 { // incident ray oblique
1247 E2_parl = fRindex2 * E2_parl / f 1189 E2_parl = fRindex2 * E2_parl / fRindex1 - E1_parl;
1248 E2_perp = E2_perp - E1_perp; 1190 E2_perp = E2_perp - E1_perp;
1249 E2_total = E2_perp * E2_perp + E2 1191 E2_total = E2_perp * E2_perp + E2_parl * E2_parl;
1250 A_paral = (fNewMomentum.cross(A_ 1192 A_paral = (fNewMomentum.cross(A_trans)).unit();
1251 E2_abs = std::sqrt(E2_total); 1193 E2_abs = std::sqrt(E2_total);
1252 C_parl = E2_parl / E2_abs; 1194 C_parl = E2_parl / E2_abs;
1253 C_perp = E2_perp / E2_abs; 1195 C_perp = E2_perp / E2_abs;
1254 1196
1255 fNewPolarization = C_parl * A_par 1197 fNewPolarization = C_parl * A_paral + C_perp * A_trans;
1256 } 1198 }
1257 else 1199 else
1258 { // incident ray perpendicular 1200 { // incident ray perpendicular
1259 if(fRindex2 > fRindex1) 1201 if(fRindex2 > fRindex1)
1260 { 1202 {
1261 fNewPolarization = -fOldPolariz 1203 fNewPolarization = -fOldPolarization;
1262 } 1204 }
1263 else 1205 else
1264 { 1206 {
1265 fNewPolarization = fOldPolariza 1207 fNewPolarization = fOldPolarization;
1266 } 1208 }
1267 } 1209 }
1268 } 1210 }
1269 } 1211 }
1270 // NOT TIR: TRANSMISSION 1212 // NOT TIR: TRANSMISSION
1271 else 1213 else
1272 { 1214 {
1273 inside = !inside; 1215 inside = !inside;
1274 through = true; 1216 through = true;
1275 fStatus = FresnelRefraction; 1217 fStatus = FresnelRefraction;
1276 1218
1277 if(fSint1 > 0.0) 1219 if(fSint1 > 0.0)
1278 { // incident ray oblique 1220 { // incident ray oblique
1279 alpha = cost1 - cost2 * (fRi 1221 alpha = cost1 - cost2 * (fRindex2 / fRindex1);
1280 fNewMomentum = (fOldMomentum + alph 1222 fNewMomentum = (fOldMomentum + alpha * fFacetNormal).unit();
1281 A_paral = (fNewMomentum.cross( 1223 A_paral = (fNewMomentum.cross(A_trans)).unit();
1282 E2_abs = std::sqrt(E2_total); 1224 E2_abs = std::sqrt(E2_total);
1283 C_parl = E2_parl / E2_abs; 1225 C_parl = E2_parl / E2_abs;
1284 C_perp = E2_perp / E2_abs; 1226 C_perp = E2_perp / E2_abs;
1285 1227
1286 fNewPolarization = C_parl * A_paral 1228 fNewPolarization = C_parl * A_paral + C_perp * A_trans;
1287 } 1229 }
1288 else 1230 else
1289 { // incident ray perpendicular 1231 { // incident ray perpendicular
1290 fNewMomentum = fOldMomentum; 1232 fNewMomentum = fOldMomentum;
1291 fNewPolarization = fOldPolarization 1233 fNewPolarization = fOldPolarization;
1292 } 1234 }
1293 } 1235 }
1294 } 1236 }
1295 1237
1296 fOldMomentum = fNewMomentum.unit(); 1238 fOldMomentum = fNewMomentum.unit();
1297 fOldPolarization = fNewPolarization.unit( 1239 fOldPolarization = fNewPolarization.unit();
1298 1240
1299 if(fStatus == FresnelRefraction) 1241 if(fStatus == FresnelRefraction)
1300 { 1242 {
1301 done = (fNewMomentum * fGlobalNormal <= 1243 done = (fNewMomentum * fGlobalNormal <= 0.0);
1302 } 1244 }
1303 else 1245 else
1304 { 1246 {
1305 done = (fNewMomentum * fGlobalNormal >= 1247 done = (fNewMomentum * fGlobalNormal >= -fCarTolerance);
1306 } 1248 }
1307 // Loop checking, 13-Aug-2015, Peter Gump 1249 // Loop checking, 13-Aug-2015, Peter Gumplinger
1308 } while(!done); 1250 } while(!done);
1309 1251
1310 if(inside && !swap) 1252 if(inside && !swap)
1311 { 1253 {
1312 if(fFinish == polishedbackpainted || fFin 1254 if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
1313 { 1255 {
1314 G4double rand = G4UniformRand(); 1256 G4double rand = G4UniformRand();
1315 if(rand > fReflectivity + fTransmittanc 1257 if(rand > fReflectivity + fTransmittance)
1316 { 1258 {
1317 DoAbsorption(); 1259 DoAbsorption();
1318 } 1260 }
1319 else if(rand > fReflectivity) 1261 else if(rand > fReflectivity)
1320 { 1262 {
1321 fStatus = Transmission; 1263 fStatus = Transmission;
1322 fNewMomentum = fOldMomentum; 1264 fNewMomentum = fOldMomentum;
1323 fNewPolarization = fOldPolarization; 1265 fNewPolarization = fOldPolarization;
1324 } 1266 }
1325 else 1267 else
1326 { 1268 {
1327 if(fStatus != FresnelRefraction) 1269 if(fStatus != FresnelRefraction)
1328 { 1270 {
1329 fGlobalNormal = -fGlobalNormal; 1271 fGlobalNormal = -fGlobalNormal;
1330 } 1272 }
1331 else 1273 else
1332 { 1274 {
1333 swap = !swap; 1275 swap = !swap;
1334 G4SwapPtr(fMaterial1, fMaterial2); 1276 G4SwapPtr(fMaterial1, fMaterial2);
1335 G4SwapObj(&fRindex1, &fRindex2); 1277 G4SwapObj(&fRindex1, &fRindex2);
1336 } 1278 }
1337 if(fFinish == groundbackpainted) 1279 if(fFinish == groundbackpainted)
1338 fStatus = LambertianReflection; 1280 fStatus = LambertianReflection;
1339 1281
1340 DoReflection(); 1282 DoReflection();
1341 1283
1342 fGlobalNormal = -fGlobalNormal; 1284 fGlobalNormal = -fGlobalNormal;
1343 fOldMomentum = fNewMomentum; 1285 fOldMomentum = fNewMomentum;
1344 1286
1345 goto leap; 1287 goto leap;
1346 } 1288 }
1347 } 1289 }
1348 } 1290 }
1349 } 1291 }
1350 1292
1351 //....oooOO0OOooo........oooOO0OOooo........o 1293 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1352 G4double G4OpBoundaryProcess::GetMeanFreePath 1294 G4double G4OpBoundaryProcess::GetMeanFreePath(const G4Track&, G4double,
1353 1295 G4ForceCondition* condition)
1354 { 1296 {
1355 *condition = Forced; 1297 *condition = Forced;
1356 return DBL_MAX; 1298 return DBL_MAX;
1357 } 1299 }
1358 1300
1359 //....oooOO0OOooo........oooOO0OOooo........o 1301 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1360 G4double G4OpBoundaryProcess::GetIncidentAngl 1302 G4double G4OpBoundaryProcess::GetIncidentAngle()
1361 { 1303 {
1362 return pi - std::acos(fOldMomentum * fFacet 1304 return pi - std::acos(fOldMomentum * fFacetNormal /
1363 (fOldMomentum.mag() * 1305 (fOldMomentum.mag() * fFacetNormal.mag()));
1364 } 1306 }
1365 1307
1366 //....oooOO0OOooo........oooOO0OOooo........o 1308 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1367 G4double G4OpBoundaryProcess::GetReflectivity 1309 G4double G4OpBoundaryProcess::GetReflectivity(G4double E1_perp,
1368 1310 G4double E1_parl,
1369 1311 G4double incidentangle,
1370 1312 G4double realRindex,
1371 1313 G4double imaginaryRindex)
1372 { 1314 {
1373 G4complex reflectivity, reflectivity_TE, re 1315 G4complex reflectivity, reflectivity_TE, reflectivity_TM;
1374 G4complex N1(fRindex1, 0.), N2(realRindex, 1316 G4complex N1(fRindex1, 0.), N2(realRindex, imaginaryRindex);
1375 G4complex cosPhi; 1317 G4complex cosPhi;
1376 1318
1377 G4complex u(1., 0.); // unit number 1 1319 G4complex u(1., 0.); // unit number 1
1378 1320
1379 G4complex numeratorTE; // E1_perp=1 E1_par 1321 G4complex numeratorTE; // E1_perp=1 E1_parl=0 -> TE polarization
1380 G4complex numeratorTM; // E1_parl=1 E1_per 1322 G4complex numeratorTM; // E1_parl=1 E1_perp=0 -> TM polarization
1381 G4complex denominatorTE, denominatorTM; 1323 G4complex denominatorTE, denominatorTM;
1382 G4complex rTM, rTE; 1324 G4complex rTM, rTE;
1383 1325
1384 G4MaterialPropertiesTable* MPT = fMaterial1 1326 G4MaterialPropertiesTable* MPT = fMaterial1->GetMaterialPropertiesTable();
1385 G4MaterialPropertyVector* ppR = MPT->GetPr 1327 G4MaterialPropertyVector* ppR = MPT->GetProperty(kREALRINDEX);
1386 G4MaterialPropertyVector* ppI = MPT->GetPr 1328 G4MaterialPropertyVector* ppI = MPT->GetProperty(kIMAGINARYRINDEX);
1387 if(ppR && ppI) 1329 if(ppR && ppI)
1388 { 1330 {
1389 G4double rRindex = ppR->Value(fPhotonMome 1331 G4double rRindex = ppR->Value(fPhotonMomentum, idx_rrindex);
1390 G4double iRindex = ppI->Value(fPhotonMome 1332 G4double iRindex = ppI->Value(fPhotonMomentum, idx_irindex);
1391 N1 = G4complex(rRindex, iRi 1333 N1 = G4complex(rRindex, iRindex);
1392 } 1334 }
1393 1335
1394 // Following two equations, rTM and rTE, ar 1336 // Following two equations, rTM and rTE, are from: "Introduction To Modern
1395 // Optics" written by Fowles 1337 // Optics" written by Fowles
1396 cosPhi = std::sqrt(u - ((std::sin(incidenta 1338 cosPhi = std::sqrt(u - ((std::sin(incidentangle) * std::sin(incidentangle)) *
1397 (N1 * N1) / (N2 * N 1339 (N1 * N1) / (N2 * N2)));
1398 1340
1399 numeratorTE = N1 * std::cos(incidentangle 1341 numeratorTE = N1 * std::cos(incidentangle) - N2 * cosPhi;
1400 denominatorTE = N1 * std::cos(incidentangle 1342 denominatorTE = N1 * std::cos(incidentangle) + N2 * cosPhi;
1401 rTE = numeratorTE / denominatorTE 1343 rTE = numeratorTE / denominatorTE;
1402 1344
1403 numeratorTM = N2 * std::cos(incidentangle 1345 numeratorTM = N2 * std::cos(incidentangle) - N1 * cosPhi;
1404 denominatorTM = N2 * std::cos(incidentangle 1346 denominatorTM = N2 * std::cos(incidentangle) + N1 * cosPhi;
1405 rTM = numeratorTM / denominatorTM 1347 rTM = numeratorTM / denominatorTM;
1406 1348
1407 // This is my (PG) calculaton for reflectiv 1349 // This is my (PG) calculaton for reflectivity on a metallic surface
1408 // depending on the fraction of TE and TM p 1350 // depending on the fraction of TE and TM polarization
1409 // when TE polarization, E1_parl=0 and E1_p 1351 // when TE polarization, E1_parl=0 and E1_perp=1, R=abs(rTE)^2 and
1410 // when TM polarization, E1_parl=1 and E1_p 1352 // when TM polarization, E1_parl=1 and E1_perp=0, R=abs(rTM)^2
1411 1353
1412 reflectivity_TE = (rTE * conj(rTE)) * (E1_p 1354 reflectivity_TE = (rTE * conj(rTE)) * (E1_perp * E1_perp) /
1413 (E1_perp * E1_perp + E1_p 1355 (E1_perp * E1_perp + E1_parl * E1_parl);
1414 reflectivity_TM = (rTM * conj(rTM)) * (E1_p 1356 reflectivity_TM = (rTM * conj(rTM)) * (E1_parl * E1_parl) /
1415 (E1_perp * E1_perp + E1_p 1357 (E1_perp * E1_perp + E1_parl * E1_parl);
1416 reflectivity = reflectivity_TE + reflectivi 1358 reflectivity = reflectivity_TE + reflectivity_TM;
1417 1359
1418 do 1360 do
1419 { 1361 {
1420 if(G4UniformRand() * real(reflectivity) > 1362 if(G4UniformRand() * real(reflectivity) > real(reflectivity_TE))
1421 { 1363 {
1422 f_iTE = -1; 1364 f_iTE = -1;
1423 } 1365 }
1424 else 1366 else
1425 { 1367 {
1426 f_iTE = 1; 1368 f_iTE = 1;
1427 } 1369 }
1428 if(G4UniformRand() * real(reflectivity) > 1370 if(G4UniformRand() * real(reflectivity) > real(reflectivity_TM))
1429 { 1371 {
1430 f_iTM = -1; 1372 f_iTM = -1;
1431 } 1373 }
1432 else 1374 else
1433 { 1375 {
1434 f_iTM = 1; 1376 f_iTM = 1;
1435 } 1377 }
1436 // Loop checking, 13-Aug-2015, Peter Gump 1378 // Loop checking, 13-Aug-2015, Peter Gumplinger
1437 } while(f_iTE < 0 && f_iTM < 0); 1379 } while(f_iTE < 0 && f_iTM < 0);
1438 1380
1439 return real(reflectivity); 1381 return real(reflectivity);
1440 } 1382 }
1441 1383
1442 //....oooOO0OOooo........oooOO0OOooo........o 1384 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 1385
1443 void G4OpBoundaryProcess::CalculateReflectivi 1386 void G4OpBoundaryProcess::CalculateReflectivity()
1444 { 1387 {
1445 G4double realRindex = fRealRIndexMPV->Value 1388 G4double realRindex = fRealRIndexMPV->Value(fPhotonMomentum, idx_rrindex);
1446 G4double imaginaryRindex = 1389 G4double imaginaryRindex =
1447 fImagRIndexMPV->Value(fPhotonMomentum, id 1390 fImagRIndexMPV->Value(fPhotonMomentum, idx_irindex);
1448 1391
1449 // calculate FacetNormal 1392 // calculate FacetNormal
1450 if(fFinish == ground) 1393 if(fFinish == ground)
1451 { 1394 {
1452 fFacetNormal = GetFacetNormal(fOldMomentu 1395 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1453 } 1396 }
1454 else 1397 else
1455 { 1398 {
1456 fFacetNormal = fGlobalNormal; 1399 fFacetNormal = fGlobalNormal;
1457 } 1400 }
1458 1401
1459 G4double cost1 = -fOldMomentum * fFacetNorm 1402 G4double cost1 = -fOldMomentum * fFacetNormal;
1460 if(std::abs(cost1) < 1.0 - fCarTolerance) 1403 if(std::abs(cost1) < 1.0 - fCarTolerance)
1461 { 1404 {
1462 fSint1 = std::sqrt(1. - cost1 * cost1); 1405 fSint1 = std::sqrt(1. - cost1 * cost1);
1463 } 1406 }
1464 else 1407 else
1465 { 1408 {
1466 fSint1 = 0.0; 1409 fSint1 = 0.0;
1467 } 1410 }
1468 1411
1469 G4ThreeVector A_trans, A_paral, E1pp, E1pl; 1412 G4ThreeVector A_trans, A_paral, E1pp, E1pl;
1470 G4double E1_perp, E1_parl; 1413 G4double E1_perp, E1_parl;
1471 1414
1472 if(fSint1 > 0.0) 1415 if(fSint1 > 0.0)
1473 { 1416 {
1474 A_trans = (fOldMomentum.cross(fFacetNorma 1417 A_trans = (fOldMomentum.cross(fFacetNormal)).unit();
1475 E1_perp = fOldPolarization * A_trans; 1418 E1_perp = fOldPolarization * A_trans;
1476 E1pp = E1_perp * A_trans; 1419 E1pp = E1_perp * A_trans;
1477 E1pl = fOldPolarization - E1pp; 1420 E1pl = fOldPolarization - E1pp;
1478 E1_parl = E1pl.mag(); 1421 E1_parl = E1pl.mag();
1479 } 1422 }
1480 else 1423 else
1481 { 1424 {
1482 A_trans = fOldPolarization; 1425 A_trans = fOldPolarization;
1483 // Here we Follow Jackson's conventions a 1426 // Here we Follow Jackson's conventions and we set the parallel
1484 // component = 1 in case of a ray perpend 1427 // component = 1 in case of a ray perpendicular to the surface
1485 E1_perp = 0.0; 1428 E1_perp = 0.0;
1486 E1_parl = 1.0; 1429 E1_parl = 1.0;
1487 } 1430 }
1488 1431
1489 G4double incidentangle = GetIncidentAngle() 1432 G4double incidentangle = GetIncidentAngle();
1490 1433
1491 // calculate the reflectivity depending on 1434 // calculate the reflectivity depending on incident angle,
1492 // polarization and complex refractive 1435 // polarization and complex refractive
1493 fReflectivity = GetReflectivity(E1_perp, E1 1436 fReflectivity = GetReflectivity(E1_perp, E1_parl, incidentangle, realRindex,
1494 imaginaryRi 1437 imaginaryRindex);
1495 } 1438 }
1496 1439
1497 //....oooOO0OOooo........oooOO0OOooo........o 1440 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1498 G4bool G4OpBoundaryProcess::InvokeSD(const G4 1441 G4bool G4OpBoundaryProcess::InvokeSD(const G4Step* pStep)
1499 { 1442 {
1500 G4Step aStep = *pStep; 1443 G4Step aStep = *pStep;
1501 aStep.AddTotalEnergyDeposit(fPhotonMomentum 1444 aStep.AddTotalEnergyDeposit(fPhotonMomentum);
1502 1445
1503 G4VSensitiveDetector* sd = aStep.GetPostSte 1446 G4VSensitiveDetector* sd = aStep.GetPostStepPoint()->GetSensitiveDetector();
1504 if(sd != nullptr) 1447 if(sd != nullptr)
1505 return sd->Hit(&aStep); 1448 return sd->Hit(&aStep);
1506 else 1449 else
1507 return false; 1450 return false;
1508 } 1451 }
1509 1452
1510 //....oooOO0OOooo........oooOO0OOooo........o 1453 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1511 inline void G4OpBoundaryProcess::SetInvokeSD( 1454 inline void G4OpBoundaryProcess::SetInvokeSD(G4bool flag)
1512 { 1455 {
1513 fInvokeSD = flag; 1456 fInvokeSD = flag;
1514 G4OpticalParameters::Instance()->SetBoundar 1457 G4OpticalParameters::Instance()->SetBoundaryInvokeSD(fInvokeSD);
1515 } 1458 }
1516 1459
1517 //....oooOO0OOooo........oooOO0OOooo........o 1460 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1518 void G4OpBoundaryProcess::SetVerboseLevel(G4i 1461 void G4OpBoundaryProcess::SetVerboseLevel(G4int verbose)
1519 { 1462 {
1520 verboseLevel = verbose; 1463 verboseLevel = verbose;
1521 G4OpticalParameters::Instance()->SetBoundar 1464 G4OpticalParameters::Instance()->SetBoundaryVerboseLevel(verboseLevel);
1522 } <<
1523 <<
1524 //....oooOO0OOooo........oooOO0OOooo........o <<
1525 void G4OpBoundaryProcess::CoatedDielectricDie <<
1526 { <<
1527 G4MaterialPropertyVector* pp = nullptr; <<
1528 <<
1529 G4MaterialPropertiesTable* MPT = fMaterial2 <<
1530 if((pp = MPT->GetProperty(kRINDEX))) <<
1531 { <<
1532 fRindex2 = pp->Value(fPhotonMomentum, idx <<
1533 } <<
1534 <<
1535 MPT = fOpticalSurface->GetMaterialPropertie <<
1536 if((pp = MPT->GetProperty(kCOATEDRINDEX))) <<
1537 { <<
1538 fCoatedRindex = pp->Value(fPhotonMomentum <<
1539 } <<
1540 if(MPT->ConstPropertyExists(kCOATEDTHICKNES <<
1541 { <<
1542 fCoatedThickness = MPT->GetConstProperty( <<
1543 } <<
1544 if(MPT->ConstPropertyExists(kCOATEDFRUSTRAT <<
1545 { <<
1546 fCoatedFrustratedTransmission = <<
1547 (G4bool)MPT->GetConstProperty(kCOATEDFR <<
1548 } <<
1549 <<
1550 G4double sintTL; <<
1551 G4double wavelength = h_Planck * c_light / <<
1552 G4double PdotN; <<
1553 G4double E1_perp, E1_parl; <<
1554 G4double s1, E2_perp, E2_parl, E2_total, tr <<
1555 G4double E2_abs, C_parl, C_perp; <<
1556 G4double alpha; <<
1557 G4ThreeVector A_trans, A_paral, E1pp, E1pl; <<
1558 //G4bool Inside = false; <<
1559 //G4bool Swap = false; <<
1560 G4bool through = false; <<
1561 G4bool done = false; <<
1562 <<
1563 do { <<
1564 if (through) <<
1565 { <<
1566 //Swap = !Swap; <<
1567 through = false; <<
1568 fGlobalNormal = -fGlobalNormal; <<
1569 G4SwapPtr(fMaterial1, fMaterial2); <<
1570 G4SwapObj(&fRindex1, &fRindex2); <<
1571 } <<
1572 <<
1573 if(fFinish == polished) <<
1574 { <<
1575 fFacetNormal = fGlobalNormal; <<
1576 } <<
1577 else <<
1578 { <<
1579 fFacetNormal = GetFacetNormal(fOldMomen <<
1580 } <<
1581 <<
1582 PdotN = fOldMomentum * fFacetNormal; <<
1583 G4double cost1 = -PdotN; <<
1584 G4double sint2, cost2 = 0.; <<
1585 <<
1586 if (std::abs(cost1) < 1.0 - fCarTolerance <<
1587 { <<
1588 fSint1 = std::sqrt(1. - cost1 * cost1); <<
1589 sint2 = fSint1 * fRindex1 / fRindex2; <<
1590 sintTL = fSint1 * fRindex1 / fCoatedRin <<
1591 } else <<
1592 { <<
1593 fSint1 = 0.0; <<
1594 sint2 = 0.0; <<
1595 sintTL = 0.0; <<
1596 } <<
1597 <<
1598 if (fSint1 > 0.0) <<
1599 { <<
1600 A_trans = fOldMomentum.cross(fFacetNorm <<
1601 A_trans = A_trans.unit(); <<
1602 E1_perp = fOldPolarization * A_trans; <<
1603 E1pp = E1_perp * A_trans; <<
1604 E1pl = fOldPolarization - E1pp; <<
1605 E1_parl = E1pl.mag(); <<
1606 } <<
1607 else <<
1608 { <<
1609 A_trans = fOldPolarization; <<
1610 E1_perp = 0.0; <<
1611 E1_parl = 1.0; <<
1612 } <<
1613 <<
1614 s1 = fRindex1 * cost1; <<
1615 <<
1616 if (cost1 > 0.0) <<
1617 { <<
1618 cost2 = std::sqrt(1. - sint2 * sint2); <<
1619 } <<
1620 else <<
1621 { <<
1622 cost2 = -std::sqrt(1. - sint2 * sint2); <<
1623 } <<
1624 <<
1625 transCoeff = 0.0; <<
1626 <<
1627 if (sintTL >= 1.0) <<
1628 { // --> Angle > Angle Limit <<
1629 //Swap = false; <<
1630 } <<
1631 E2_perp = 2. * s1 * E1_perp / (fRindex1 * <<
1632 E2_parl = 2. * s1 * E1_parl / (fRindex2 * <<
1633 E2_total = E2_perp * E2_perp + E2_parl * <<
1634 <<
1635 transCoeff = 1. - GetReflectivityThroughT <<
1636 sintTL, E1_perp, E1_p <<
1637 if (!G4BooleanRand(transCoeff)) <<
1638 { <<
1639 if(verboseLevel > 2) <<
1640 G4cout << "Reflection from " << fMate <<
1641 << fMaterial2->GetName() << G4 <<
1642 <<
1643 //Swap = false; <<
1644 <<
1645 if (sintTL >= 1.0) <<
1646 { <<
1647 fStatus = TotalInternalReflection; <<
1648 } <<
1649 else <<
1650 { <<
1651 fStatus = CoatedDielectricReflection; <<
1652 } <<
1653 <<
1654 PdotN = fOldMomentum * fFacetNormal; <<
1655 fNewMomentum = fOldMomentum - (2. * Pdo <<
1656 <<
1657 if (fSint1 > 0.0) { // incident ray o <<
1658 <<
1659 E2_parl = fRindex2 * E2_parl / fRinde <<
1660 E2_perp = E2_perp - E1_perp; <<
1661 E2_total = E2_perp * E2_perp + E2_par <<
1662 A_paral = fNewMomentum.cross(A_trans) <<
1663 A_paral = A_paral.unit(); <<
1664 E2_abs = std::sqrt(E2_total); <<
1665 C_parl = E2_parl / E2_abs; <<
1666 C_perp = E2_perp / E2_abs; <<
1667 <<
1668 fNewPolarization = C_parl * A_paral + <<
1669 <<
1670 } <<
1671 else <<
1672 { // incident ray perpend <<
1673 if (fRindex2 > fRindex1) <<
1674 { <<
1675 fNewPolarization = -fOldPolarizatio <<
1676 } <<
1677 else <<
1678 { <<
1679 fNewPolarization = fOldPolarization <<
1680 } <<
1681 } <<
1682 <<
1683 } else { // photon gets transmitted <<
1684 if (verboseLevel > 2) <<
1685 G4cout << "Transmission from " << fMa <<
1686 << fMaterial2->GetName() << G4 <<
1687 <<
1688 //Inside = !Inside; <<
1689 through = true; <<
1690 <<
1691 if (fEfficiency > 0.) <<
1692 { <<
1693 DoAbsorption(); <<
1694 return; <<
1695 } <<
1696 else <<
1697 { <<
1698 if (sintTL >= 1.0) <<
1699 { <<
1700 fStatus = CoatedDielectricFrustrate <<
1701 } <<
1702 else <<
1703 { <<
1704 fStatus = CoatedDielectricRefractio <<
1705 } <<
1706 <<
1707 if (fSint1 > 0.0) { // incident <<
1708 <<
1709 alpha = cost1 - cost2 * (fRindex2 / <<
1710 fNewMomentum = fOldMomentum + alpha <<
1711 fNewMomentum = fNewMomentum.unit(); <<
1712 A_paral = fNewMomentum.cross(A_tran <<
1713 A_paral = A_paral.unit(); <<
1714 E2_abs = std::sqrt(E2_total); <<
1715 C_parl = E2_parl / E2_abs; <<
1716 C_perp = E2_perp / E2_abs; <<
1717 <<
1718 fNewPolarization = C_parl * A_paral <<
1719 <<
1720 } <<
1721 else <<
1722 { // incident ray pe <<
1723 fNewMomentum = fOldMomentum; <<
1724 fNewPolarization = fOldPolarization <<
1725 } <<
1726 } <<
1727 } <<
1728 <<
1729 fOldMomentum = fNewMomentum.unit(); <<
1730 fOldPolarization = fNewPolarization.unit( <<
1731 if ((fStatus == CoatedDielectricFrustrate <<
1732 (fStatus == CoatedDielectricRefractio <<
1733 { <<
1734 done = (fNewMomentum * fGlobalNormal <= <<
1735 } <<
1736 else <<
1737 { <<
1738 done = (fNewMomentum * fGlobalNormal >= <<
1739 } <<
1740 <<
1741 } while (!done); <<
1742 } <<
1743 <<
1744 //....oooOO0OOooo........oooOO0OOooo........o <<
1745 G4double G4OpBoundaryProcess::GetReflectivity <<
1746 G4double E1_perp, <<
1747 G4double E1_parl, <<
1748 G4double wavelength, G4dou <<
1749 G4complex Reflectivity, Reflectivity_TE, Re <<
1750 G4double gammaTL, costTL; <<
1751 <<
1752 G4complex i(0, 1); <<
1753 G4complex rTM, rTE; <<
1754 G4complex r1toTL, rTLto2; <<
1755 G4double k0 = 2 * pi / wavelength; <<
1756 <<
1757 // Angle > Angle limit <<
1758 if (sinTL >= 1.0) { <<
1759 if (fCoatedFrustratedTransmission) { //Fr <<
1760 <<
1761 if (cost1 > 0.0) <<
1762 { <<
1763 gammaTL = std::sqrt(fRindex1 * fRinde <<
1764 fCoatedRindex * fCoatedRin <<
1765 } <<
1766 else <<
1767 { <<
1768 gammaTL = -std::sqrt(fRindex1 * fRind <<
1769 fCoatedRindex * fCoatedRin <<
1770 } <<
1771 <<
1772 // TE <<
1773 r1toTL = (fRindex1 * cost1 - i * gammaT <<
1774 rTLto2 = (i * gammaTL - fRindex2 * cost <<
1775 if (cost1 != 0.0) <<
1776 { <<
1777 rTE = (r1toTL + rTLto2 * std::exp(-2 <<
1778 (1.0 + r1toTL * rTLto2 * std <<
1779 } <<
1780 // TM <<
1781 r1toTL = (fRindex1 * i * gammaTL - fCoa <<
1782 (fRindex1 * i * gammaTL + f <<
1783 rTLto2 = (fCoatedRindex * fCoatedRindex <<
1784 (fCoatedRindex * fCoatedRin <<
1785 if (cost1 != 0.0) <<
1786 { <<
1787 rTM = (r1toTL + rTLto2 * std::exp(-2 <<
1788 (1.0 + r1toTL * rTLto2 * std <<
1789 } <<
1790 } <<
1791 else <<
1792 { //Total reflection <<
1793 return(1.); <<
1794 } <<
1795 } <<
1796 <<
1797 // Angle <= Angle limit <<
1798 else //if (sinTL < 1.0) <<
1799 { <<
1800 if (cost1 > 0.0) <<
1801 { <<
1802 costTL = std::sqrt(1. - sinTL * sinTL); <<
1803 } <<
1804 else <<
1805 { <<
1806 costTL = -std::sqrt(1. - sinTL * sinTL) <<
1807 } <<
1808 // TE <<
1809 r1toTL = (fRindex1 * cost1 - fCoatedRinde <<
1810 rTLto2 = (fCoatedRindex * costTL - fRinde <<
1811 if (cost1 != 0.0) <<
1812 { <<
1813 rTE = (r1toTL + rTLto2 * std::exp(2.0 * <<
1814 (1.0 + r1toTL * rTLto2 * std::exp <<
1815 } <<
1816 // TM <<
1817 r1toTL = (fRindex1 * costTL - fCoatedRind <<
1818 rTLto2 = (fCoatedRindex * cost2 - fRindex <<
1819 if (cost1 != 0.0) <<
1820 { <<
1821 rTM = (r1toTL + rTLto2 * std::exp(2.0 * <<
1822 (1.0 + r1toTL * rTLto2 * std::exp <<
1823 } <<
1824 } <<
1825 <<
1826 Reflectivity_TE = (rTE * conj(rTE)) * (E1_p <<
1827 Reflectivity_TM = (rTM * conj(rTM)) * (E1_p <<
1828 Reflectivity = Reflectivity_TE + Reflectivi <<
1829 <<
1830 return real(Reflectivity); <<
1831 } 1465 }
1832 1466