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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 = nullptr;
194 G4MaterialPropertiesTable* aMPT = fMateria 193 G4MaterialPropertiesTable* aMPT = fMaterial2->GetMaterialPropertiesTable();
195 if(aMPT != nullptr) 194 if(aMPT != nullptr)
196 { 195 {
197 groupvel = aMPT->GetProperty(kGROUPVEL); 196 groupvel = aMPT->GetProperty(kGROUPVEL);
198 } 197 }
199 <<
200 if(groupvel != nullptr) 198 if(groupvel != nullptr)
201 { 199 {
202 aParticleChange.ProposeVelocity( 200 aParticleChange.ProposeVelocity(
203 groupvel->Value(fPhotonMomentum, idx_g 201 groupvel->Value(fPhotonMomentum, idx_groupvel));
204 } 202 }
205 return G4VDiscreteProcess::PostStepDoIt(aT 203 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
206 } 204 }
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 } <<
225 205
226 const G4DynamicParticle* aParticle = aTrack. 206 const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
227 207
228 fPhotonMomentum = aParticle->GetTotalMoment 208 fPhotonMomentum = aParticle->GetTotalMomentum();
229 fOldMomentum = aParticle->GetMomentumDir 209 fOldMomentum = aParticle->GetMomentumDirection();
230 fOldPolarization = aParticle->GetPolarizatio 210 fOldPolarization = aParticle->GetPolarization();
231 211
232 if(verboseLevel > 1) 212 if(verboseLevel > 1)
233 { 213 {
234 G4cout << " Old Momentum Direction: " << f 214 G4cout << " Old Momentum Direction: " << fOldMomentum << G4endl
235 << " Old Polarization: " << f 215 << " Old Polarization: " << fOldPolarization << G4endl;
236 } 216 }
237 217
238 G4ThreeVector theGlobalPoint = pStep->GetPos 218 G4ThreeVector theGlobalPoint = pStep->GetPostStepPoint()->GetPosition();
239 G4bool valid; 219 G4bool valid;
240 220
241 // ID of Navigator which limits step 221 // ID of Navigator which limits step
242 G4int hNavId = G4ParallelWorldProcess::GetHy 222 G4int hNavId = G4ParallelWorldProcess::GetHypNavigatorID();
243 auto iNav = G4TransportationManager::GetT 223 auto iNav = G4TransportationManager::GetTransportationManager()
244 ->GetActiveNavigatorsIterator( 224 ->GetActiveNavigatorsIterator();
245 fGlobalNormal = (iNav[hNavId])->GetGlobalExi 225 fGlobalNormal = (iNav[hNavId])->GetGlobalExitNormal(theGlobalPoint, &valid);
246 226
247 if(valid) 227 if(valid)
248 { 228 {
249 fGlobalNormal = -fGlobalNormal; 229 fGlobalNormal = -fGlobalNormal;
250 } 230 }
251 else 231 else
252 { 232 {
253 G4ExceptionDescription ed; 233 G4ExceptionDescription ed;
254 ed << " G4OpBoundaryProcess/PostStepDoIt() 234 ed << " G4OpBoundaryProcess/PostStepDoIt(): "
255 << " The Navigator reports that it retu 235 << " The Navigator reports that it returned an invalid normal" << G4endl;
256 G4Exception( 236 G4Exception(
257 "G4OpBoundaryProcess::PostStepDoIt", "Op 237 "G4OpBoundaryProcess::PostStepDoIt", "OpBoun01", EventMustBeAborted, ed,
258 "Invalid Surface Normal - Geometry must 238 "Invalid Surface Normal - Geometry must return valid surface normal");
259 } 239 }
260 240
261 if(fOldMomentum * fGlobalNormal > 0.0) 241 if(fOldMomentum * fGlobalNormal > 0.0)
262 { 242 {
263 #ifdef G4OPTICAL_DEBUG 243 #ifdef G4OPTICAL_DEBUG
264 G4ExceptionDescription ed; 244 G4ExceptionDescription ed;
265 ed << " G4OpBoundaryProcess/PostStepDoIt() 245 ed << " G4OpBoundaryProcess/PostStepDoIt(): fGlobalNormal points in a "
266 "wrong direction. " 246 "wrong direction. "
267 << G4endl 247 << G4endl
268 << " The momentum of the photon arriv 248 << " The momentum of the photon arriving at interface (oldMomentum)"
269 << " must exit the volume cross in th 249 << " must exit the volume cross in the step. " << G4endl
270 << " So it MUST have dot < 0 with the 250 << " So it MUST have dot < 0 with the normal that Exits the new "
271 "volume (globalNormal)." 251 "volume (globalNormal)."
272 << G4endl << " >> The dot product of 252 << G4endl << " >> The dot product of oldMomentum and global Normal is "
273 << fOldMomentum * fGlobalNormal << G4en 253 << fOldMomentum * fGlobalNormal << G4endl
274 << " Old Momentum (during step) 254 << " Old Momentum (during step) = " << fOldMomentum << G4endl
275 << " Global Normal (Exiting New Vol 255 << " Global Normal (Exiting New Vol) = " << fGlobalNormal << G4endl
276 << G4endl; 256 << G4endl;
277 G4Exception("G4OpBoundaryProcess::PostStep 257 G4Exception("G4OpBoundaryProcess::PostStepDoIt", "OpBoun02",
278 EventMustBeAborted, // Or Jus 258 EventMustBeAborted, // Or JustWarning to see if it happens
279 // repeat 259 // repeatedly on one ray
280 ed, 260 ed,
281 "Invalid Surface Normal - Geom 261 "Invalid Surface Normal - Geometry must return valid surface "
282 "normal pointing in the right 262 "normal pointing in the right direction");
283 #else 263 #else
284 fGlobalNormal = -fGlobalNormal; 264 fGlobalNormal = -fGlobalNormal;
285 #endif 265 #endif
286 } 266 }
287 267
288 G4MaterialPropertyVector* rIndexMPV = nullpt 268 G4MaterialPropertyVector* rIndexMPV = nullptr;
289 G4MaterialPropertiesTable* MPT = fMaterial1- 269 G4MaterialPropertiesTable* MPT = fMaterial1->GetMaterialPropertiesTable();
290 if(MPT != nullptr) 270 if(MPT != nullptr)
291 { 271 {
292 rIndexMPV = MPT->GetProperty(kRINDEX); 272 rIndexMPV = MPT->GetProperty(kRINDEX);
293 } 273 }
294 if(rIndexMPV != nullptr) 274 if(rIndexMPV != nullptr)
295 { 275 {
296 fRindex1 = rIndexMPV->Value(fPhotonMomentu 276 fRindex1 = rIndexMPV->Value(fPhotonMomentum, idx_rindex1);
297 } 277 }
298 else 278 else
299 { 279 {
300 fStatus = NoRINDEX; 280 fStatus = NoRINDEX;
301 if(verboseLevel > 1) 281 if(verboseLevel > 1)
302 BoundaryProcessVerbose(); 282 BoundaryProcessVerbose();
303 aParticleChange.ProposeLocalEnergyDeposit( 283 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
304 aParticleChange.ProposeTrackStatus(fStopAn 284 aParticleChange.ProposeTrackStatus(fStopAndKill);
305 return G4VDiscreteProcess::PostStepDoIt(aT 285 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
306 } 286 }
307 287
308 fReflectivity = 1.; 288 fReflectivity = 1.;
309 fEfficiency = 0.; 289 fEfficiency = 0.;
310 fTransmittance = 0.; 290 fTransmittance = 0.;
311 fSurfaceRoughness = 0.; 291 fSurfaceRoughness = 0.;
312 fModel = glisur; 292 fModel = glisur;
313 fFinish = polished; 293 fFinish = polished;
314 G4SurfaceType type = dielectric_dielectric; 294 G4SurfaceType type = dielectric_dielectric;
315 295
316 rIndexMPV = nullptr; 296 rIndexMPV = nullptr;
317 fOpticalSurface = nullptr; 297 fOpticalSurface = nullptr;
318 298
319 G4LogicalSurface* surface = 299 G4LogicalSurface* surface =
320 G4LogicalBorderSurface::GetSurface(thePreP 300 G4LogicalBorderSurface::GetSurface(thePrePV, thePostPV);
321 if(surface == nullptr) 301 if(surface == nullptr)
322 { 302 {
323 if(thePostPV->GetMotherLogical() == thePre 303 if(thePostPV->GetMotherLogical() == thePrePV->GetLogicalVolume())
324 { 304 {
325 surface = G4LogicalSkinSurface::GetSurfa 305 surface = G4LogicalSkinSurface::GetSurface(thePostPV->GetLogicalVolume());
326 if(surface == nullptr) 306 if(surface == nullptr)
327 { 307 {
328 surface = 308 surface =
329 G4LogicalSkinSurface::GetSurface(the 309 G4LogicalSkinSurface::GetSurface(thePrePV->GetLogicalVolume());
330 } 310 }
331 } 311 }
332 else 312 else
333 { 313 {
334 surface = G4LogicalSkinSurface::GetSurfa 314 surface = G4LogicalSkinSurface::GetSurface(thePrePV->GetLogicalVolume());
335 if(surface == nullptr) 315 if(surface == nullptr)
336 { 316 {
337 surface = 317 surface =
338 G4LogicalSkinSurface::GetSurface(the 318 G4LogicalSkinSurface::GetSurface(thePostPV->GetLogicalVolume());
339 } 319 }
340 } 320 }
341 } 321 }
342 322
343 if(surface != nullptr) 323 if(surface != nullptr)
344 { 324 {
345 fOpticalSurface = 325 fOpticalSurface =
346 dynamic_cast<G4OpticalSurface*>(surface- 326 dynamic_cast<G4OpticalSurface*>(surface->GetSurfaceProperty());
347 } 327 }
348 if(fOpticalSurface != nullptr) 328 if(fOpticalSurface != nullptr)
349 { 329 {
350 type = fOpticalSurface->GetType(); 330 type = fOpticalSurface->GetType();
351 fModel = fOpticalSurface->GetModel(); 331 fModel = fOpticalSurface->GetModel();
352 fFinish = fOpticalSurface->GetFinish(); 332 fFinish = fOpticalSurface->GetFinish();
353 333
354 G4MaterialPropertiesTable* sMPT = 334 G4MaterialPropertiesTable* sMPT =
355 fOpticalSurface->GetMaterialPropertiesTa 335 fOpticalSurface->GetMaterialPropertiesTable();
356 if(sMPT != nullptr) 336 if(sMPT != nullptr)
357 { 337 {
358 if(fFinish == polishedbackpainted || fFi 338 if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
359 { 339 {
360 rIndexMPV = sMPT->GetProperty(kRINDEX) 340 rIndexMPV = sMPT->GetProperty(kRINDEX);
361 if(rIndexMPV != nullptr) 341 if(rIndexMPV != nullptr)
362 { 342 {
363 fRindex2 = rIndexMPV->Value(fPhotonM 343 fRindex2 = rIndexMPV->Value(fPhotonMomentum, idx_rindex_surface);
364 } 344 }
365 else 345 else
366 { 346 {
367 fStatus = NoRINDEX; 347 fStatus = NoRINDEX;
368 if(verboseLevel > 1) 348 if(verboseLevel > 1)
369 BoundaryProcessVerbose(); 349 BoundaryProcessVerbose();
370 aParticleChange.ProposeLocalEnergyDe 350 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
371 aParticleChange.ProposeTrackStatus(f 351 aParticleChange.ProposeTrackStatus(fStopAndKill);
372 return G4VDiscreteProcess::PostStepD 352 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
373 } 353 }
374 } 354 }
375 355
376 fRealRIndexMPV = sMPT->GetProperty(kREAL 356 fRealRIndexMPV = sMPT->GetProperty(kREALRINDEX);
377 fImagRIndexMPV = sMPT->GetProperty(kIMAG 357 fImagRIndexMPV = sMPT->GetProperty(kIMAGINARYRINDEX);
378 f_iTE = f_iTM = 1; 358 f_iTE = f_iTM = 1;
379 359
380 G4MaterialPropertyVector* pp; 360 G4MaterialPropertyVector* pp;
381 if((pp = sMPT->GetProperty(kREFLECTIVITY 361 if((pp = sMPT->GetProperty(kREFLECTIVITY)))
382 { 362 {
383 fReflectivity = pp->Value(fPhotonMomen 363 fReflectivity = pp->Value(fPhotonMomentum, idx_reflect);
384 } 364 }
385 else if(fRealRIndexMPV && fImagRIndexMPV 365 else if(fRealRIndexMPV && fImagRIndexMPV)
386 { 366 {
387 CalculateReflectivity(); 367 CalculateReflectivity();
388 } 368 }
389 369
390 if((pp = sMPT->GetProperty(kEFFICIENCY)) 370 if((pp = sMPT->GetProperty(kEFFICIENCY)))
391 { 371 {
392 fEfficiency = pp->Value(fPhotonMomentu 372 fEfficiency = pp->Value(fPhotonMomentum, idx_eff);
393 } 373 }
394 if((pp = sMPT->GetProperty(kTRANSMITTANC 374 if((pp = sMPT->GetProperty(kTRANSMITTANCE)))
395 { 375 {
396 fTransmittance = pp->Value(fPhotonMome 376 fTransmittance = pp->Value(fPhotonMomentum, idx_trans);
397 } 377 }
398 if(sMPT->ConstPropertyExists(kSURFACEROU 378 if(sMPT->ConstPropertyExists(kSURFACEROUGHNESS))
399 { 379 {
400 fSurfaceRoughness = sMPT->GetConstProp 380 fSurfaceRoughness = sMPT->GetConstProperty(kSURFACEROUGHNESS);
401 } 381 }
402 382
403 if(fModel == unified) 383 if(fModel == unified)
404 { 384 {
405 fProb_sl = (pp = sMPT->GetProperty(kSP 385 fProb_sl = (pp = sMPT->GetProperty(kSPECULARLOBECONSTANT))
406 ? pp->Value(fPhotonMoment 386 ? pp->Value(fPhotonMomentum, idx_lobe)
407 : 0.; 387 : 0.;
408 fProb_ss = (pp = sMPT->GetProperty(kSP 388 fProb_ss = (pp = sMPT->GetProperty(kSPECULARSPIKECONSTANT))
409 ? pp->Value(fPhotonMoment 389 ? pp->Value(fPhotonMomentum, idx_spike)
410 : 0.; 390 : 0.;
411 fProb_bs = (pp = sMPT->GetProperty(kBA 391 fProb_bs = (pp = sMPT->GetProperty(kBACKSCATTERCONSTANT))
412 ? pp->Value(fPhotonMoment 392 ? pp->Value(fPhotonMomentum, idx_back)
413 : 0.; 393 : 0.;
414 } 394 }
415 } // end of if(sMPT) 395 } // end of if(sMPT)
416 else if(fFinish == polishedbackpainted || 396 else if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
417 { 397 {
418 aParticleChange.ProposeLocalEnergyDeposi 398 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
419 aParticleChange.ProposeTrackStatus(fStop 399 aParticleChange.ProposeTrackStatus(fStopAndKill);
420 return G4VDiscreteProcess::PostStepDoIt( 400 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
421 } 401 }
422 } // end of if(fOpticalSurface) 402 } // end of if(fOpticalSurface)
423 403
424 // DIELECTRIC-DIELECTRIC 404 // DIELECTRIC-DIELECTRIC
425 if(type == dielectric_dielectric) 405 if(type == dielectric_dielectric)
426 { 406 {
427 if(fFinish == polished || fFinish == groun 407 if(fFinish == polished || fFinish == ground)
428 { 408 {
429 if(fMaterial1 == fMaterial2) 409 if(fMaterial1 == fMaterial2)
430 { 410 {
431 fStatus = SameMaterial; 411 fStatus = SameMaterial;
432 if(verboseLevel > 1) 412 if(verboseLevel > 1)
433 BoundaryProcessVerbose(); 413 BoundaryProcessVerbose();
434 return G4VDiscreteProcess::PostStepDoI 414 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
435 } 415 }
436 MPT = fMaterial2->GetMaterialPrope << 416 MPT = fMaterial2->GetMaterialPropertiesTable();
437 rIndexMPV = nullptr; 417 rIndexMPV = nullptr;
438 if(MPT != nullptr) 418 if(MPT != nullptr)
439 { 419 {
440 rIndexMPV = MPT->GetProperty(kRINDEX); 420 rIndexMPV = MPT->GetProperty(kRINDEX);
441 } 421 }
442 if(rIndexMPV != nullptr) 422 if(rIndexMPV != nullptr)
443 { 423 {
444 fRindex2 = rIndexMPV->Value(fPhotonMom 424 fRindex2 = rIndexMPV->Value(fPhotonMomentum, idx_rindex2);
445 } 425 }
446 else 426 else
447 { 427 {
448 fStatus = NoRINDEX; 428 fStatus = NoRINDEX;
449 if(verboseLevel > 1) 429 if(verboseLevel > 1)
450 BoundaryProcessVerbose(); 430 BoundaryProcessVerbose();
451 aParticleChange.ProposeLocalEnergyDepo 431 aParticleChange.ProposeLocalEnergyDeposit(fPhotonMomentum);
452 aParticleChange.ProposeTrackStatus(fSt 432 aParticleChange.ProposeTrackStatus(fStopAndKill);
453 return G4VDiscreteProcess::PostStepDoI 433 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
454 } 434 }
455 } 435 }
456 if(fFinish == polishedbackpainted || fFini 436 if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
457 { 437 {
458 DielectricDielectric(); 438 DielectricDielectric();
459 } 439 }
460 else 440 else
461 { 441 {
462 G4double rand = G4UniformRand(); 442 G4double rand = G4UniformRand();
463 if(rand > fReflectivity + fTransmittance 443 if(rand > fReflectivity + fTransmittance)
464 { 444 {
465 DoAbsorption(); 445 DoAbsorption();
466 } 446 }
467 else if(rand > fReflectivity) 447 else if(rand > fReflectivity)
468 { 448 {
469 fStatus = Transmission; 449 fStatus = Transmission;
470 fNewMomentum = fOldMomentum; 450 fNewMomentum = fOldMomentum;
471 fNewPolarization = fOldPolarization; 451 fNewPolarization = fOldPolarization;
472 } 452 }
473 else 453 else
474 { 454 {
475 if(fFinish == polishedfrontpainted) 455 if(fFinish == polishedfrontpainted)
476 { 456 {
477 DoReflection(); 457 DoReflection();
478 } 458 }
479 else if(fFinish == groundfrontpainted) 459 else if(fFinish == groundfrontpainted)
480 { 460 {
481 fStatus = LambertianReflection; 461 fStatus = LambertianReflection;
482 DoReflection(); 462 DoReflection();
483 } 463 }
484 else 464 else
485 { 465 {
486 DielectricDielectric(); 466 DielectricDielectric();
487 } 467 }
488 } 468 }
489 } 469 }
490 } 470 }
491 else if(type == dielectric_metal) 471 else if(type == dielectric_metal)
492 { 472 {
493 DielectricMetal(); 473 DielectricMetal();
494 } 474 }
495 else if(type == dielectric_LUT) 475 else if(type == dielectric_LUT)
496 { 476 {
497 DielectricLUT(); 477 DielectricLUT();
498 } 478 }
499 else if(type == dielectric_LUTDAVIS) 479 else if(type == dielectric_LUTDAVIS)
500 { 480 {
501 DielectricLUTDAVIS(); 481 DielectricLUTDAVIS();
502 } 482 }
503 else if(type == dielectric_dichroic) 483 else if(type == dielectric_dichroic)
504 { 484 {
505 DielectricDichroic(); 485 DielectricDichroic();
506 } 486 }
507 else if(type == coated) <<
508 { <<
509 CoatedDielectricDielectric(); <<
510 } <<
511 else 487 else
512 { 488 {
513 if(fNumBdryTypeWarnings <= 10) << 489 G4ExceptionDescription ed;
514 { << 490 ed << " PostStepDoIt(): Illegal boundary type." << G4endl;
515 ++fNumBdryTypeWarnings; << 491 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 492 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
528 } 493 }
529 494
530 fNewMomentum = fNewMomentum.unit(); 495 fNewMomentum = fNewMomentum.unit();
531 fNewPolarization = fNewPolarization.unit(); 496 fNewPolarization = fNewPolarization.unit();
532 497
533 if(verboseLevel > 1) 498 if(verboseLevel > 1)
534 { 499 {
535 G4cout << " New Momentum Direction: " << f 500 G4cout << " New Momentum Direction: " << fNewMomentum << G4endl
536 << " New Polarization: " << f 501 << " New Polarization: " << fNewPolarization << G4endl;
537 BoundaryProcessVerbose(); 502 BoundaryProcessVerbose();
538 } 503 }
539 504
540 aParticleChange.ProposeMomentumDirection(fNe 505 aParticleChange.ProposeMomentumDirection(fNewMomentum);
541 aParticleChange.ProposePolarization(fNewPola 506 aParticleChange.ProposePolarization(fNewPolarization);
542 507
543 if(fStatus == FresnelRefraction || fStatus = 508 if(fStatus == FresnelRefraction || fStatus == Transmission)
544 { 509 {
545 // not all surface types check that fMater 510 // not all surface types check that fMaterial2 has an MPT
546 G4MaterialPropertiesTable* aMPT = fMateria 511 G4MaterialPropertiesTable* aMPT = fMaterial2->GetMaterialPropertiesTable();
547 G4MaterialPropertyVector* groupvel = nullp 512 G4MaterialPropertyVector* groupvel = nullptr;
548 if(aMPT != nullptr) 513 if(aMPT != nullptr)
549 { 514 {
550 groupvel = aMPT->GetProperty(kGROUPVEL); 515 groupvel = aMPT->GetProperty(kGROUPVEL);
551 } 516 }
552 if(groupvel != nullptr) 517 if(groupvel != nullptr)
553 { 518 {
554 aParticleChange.ProposeVelocity( 519 aParticleChange.ProposeVelocity(
555 groupvel->Value(fPhotonMomentum, idx_g 520 groupvel->Value(fPhotonMomentum, idx_groupvel));
556 } 521 }
557 } 522 }
558 523
559 if(fStatus == Detection && fInvokeSD) 524 if(fStatus == Detection && fInvokeSD)
560 InvokeSD(pStep); 525 InvokeSD(pStep);
561 return G4VDiscreteProcess::PostStepDoIt(aTra 526 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
562 } 527 }
563 528
564 //....oooOO0OOooo........oooOO0OOooo........oo 529 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
565 void G4OpBoundaryProcess::BoundaryProcessVerbo 530 void G4OpBoundaryProcess::BoundaryProcessVerbose() const
566 { 531 {
567 G4cout << " *** "; 532 G4cout << " *** ";
568 if(fStatus == Undefined) 533 if(fStatus == Undefined)
569 G4cout << "Undefined"; 534 G4cout << "Undefined";
570 else if(fStatus == Transmission) 535 else if(fStatus == Transmission)
571 G4cout << "Transmission"; 536 G4cout << "Transmission";
572 else if(fStatus == FresnelRefraction) 537 else if(fStatus == FresnelRefraction)
573 G4cout << "FresnelRefraction"; 538 G4cout << "FresnelRefraction";
574 else if(fStatus == FresnelReflection) 539 else if(fStatus == FresnelReflection)
575 G4cout << "FresnelReflection"; 540 G4cout << "FresnelReflection";
576 else if(fStatus == TotalInternalReflection) 541 else if(fStatus == TotalInternalReflection)
577 G4cout << "TotalInternalReflection"; 542 G4cout << "TotalInternalReflection";
578 else if(fStatus == LambertianReflection) 543 else if(fStatus == LambertianReflection)
579 G4cout << "LambertianReflection"; 544 G4cout << "LambertianReflection";
580 else if(fStatus == LobeReflection) 545 else if(fStatus == LobeReflection)
581 G4cout << "LobeReflection"; 546 G4cout << "LobeReflection";
582 else if(fStatus == SpikeReflection) 547 else if(fStatus == SpikeReflection)
583 G4cout << "SpikeReflection"; 548 G4cout << "SpikeReflection";
584 else if(fStatus == BackScattering) 549 else if(fStatus == BackScattering)
585 G4cout << "BackScattering"; 550 G4cout << "BackScattering";
586 else if(fStatus == PolishedLumirrorAirReflec 551 else if(fStatus == PolishedLumirrorAirReflection)
587 G4cout << "PolishedLumirrorAirReflection"; 552 G4cout << "PolishedLumirrorAirReflection";
588 else if(fStatus == PolishedLumirrorGlueRefle 553 else if(fStatus == PolishedLumirrorGlueReflection)
589 G4cout << "PolishedLumirrorGlueReflection" 554 G4cout << "PolishedLumirrorGlueReflection";
590 else if(fStatus == PolishedAirReflection) 555 else if(fStatus == PolishedAirReflection)
591 G4cout << "PolishedAirReflection"; 556 G4cout << "PolishedAirReflection";
592 else if(fStatus == PolishedTeflonAirReflecti 557 else if(fStatus == PolishedTeflonAirReflection)
593 G4cout << "PolishedTeflonAirReflection"; 558 G4cout << "PolishedTeflonAirReflection";
594 else if(fStatus == PolishedTiOAirReflection) 559 else if(fStatus == PolishedTiOAirReflection)
595 G4cout << "PolishedTiOAirReflection"; 560 G4cout << "PolishedTiOAirReflection";
596 else if(fStatus == PolishedTyvekAirReflectio 561 else if(fStatus == PolishedTyvekAirReflection)
597 G4cout << "PolishedTyvekAirReflection"; 562 G4cout << "PolishedTyvekAirReflection";
598 else if(fStatus == PolishedVM2000AirReflecti 563 else if(fStatus == PolishedVM2000AirReflection)
599 G4cout << "PolishedVM2000AirReflection"; 564 G4cout << "PolishedVM2000AirReflection";
600 else if(fStatus == PolishedVM2000GlueReflect 565 else if(fStatus == PolishedVM2000GlueReflection)
601 G4cout << "PolishedVM2000GlueReflection"; 566 G4cout << "PolishedVM2000GlueReflection";
602 else if(fStatus == EtchedLumirrorAirReflecti 567 else if(fStatus == EtchedLumirrorAirReflection)
603 G4cout << "EtchedLumirrorAirReflection"; 568 G4cout << "EtchedLumirrorAirReflection";
604 else if(fStatus == EtchedLumirrorGlueReflect 569 else if(fStatus == EtchedLumirrorGlueReflection)
605 G4cout << "EtchedLumirrorGlueReflection"; 570 G4cout << "EtchedLumirrorGlueReflection";
606 else if(fStatus == EtchedAirReflection) 571 else if(fStatus == EtchedAirReflection)
607 G4cout << "EtchedAirReflection"; 572 G4cout << "EtchedAirReflection";
608 else if(fStatus == EtchedTeflonAirReflection 573 else if(fStatus == EtchedTeflonAirReflection)
609 G4cout << "EtchedTeflonAirReflection"; 574 G4cout << "EtchedTeflonAirReflection";
610 else if(fStatus == EtchedTiOAirReflection) 575 else if(fStatus == EtchedTiOAirReflection)
611 G4cout << "EtchedTiOAirReflection"; 576 G4cout << "EtchedTiOAirReflection";
612 else if(fStatus == EtchedTyvekAirReflection) 577 else if(fStatus == EtchedTyvekAirReflection)
613 G4cout << "EtchedTyvekAirReflection"; 578 G4cout << "EtchedTyvekAirReflection";
614 else if(fStatus == EtchedVM2000AirReflection 579 else if(fStatus == EtchedVM2000AirReflection)
615 G4cout << "EtchedVM2000AirReflection"; 580 G4cout << "EtchedVM2000AirReflection";
616 else if(fStatus == EtchedVM2000GlueReflectio 581 else if(fStatus == EtchedVM2000GlueReflection)
617 G4cout << "EtchedVM2000GlueReflection"; 582 G4cout << "EtchedVM2000GlueReflection";
618 else if(fStatus == GroundLumirrorAirReflecti 583 else if(fStatus == GroundLumirrorAirReflection)
619 G4cout << "GroundLumirrorAirReflection"; 584 G4cout << "GroundLumirrorAirReflection";
620 else if(fStatus == GroundLumirrorGlueReflect 585 else if(fStatus == GroundLumirrorGlueReflection)
621 G4cout << "GroundLumirrorGlueReflection"; 586 G4cout << "GroundLumirrorGlueReflection";
622 else if(fStatus == GroundAirReflection) 587 else if(fStatus == GroundAirReflection)
623 G4cout << "GroundAirReflection"; 588 G4cout << "GroundAirReflection";
624 else if(fStatus == GroundTeflonAirReflection 589 else if(fStatus == GroundTeflonAirReflection)
625 G4cout << "GroundTeflonAirReflection"; 590 G4cout << "GroundTeflonAirReflection";
626 else if(fStatus == GroundTiOAirReflection) 591 else if(fStatus == GroundTiOAirReflection)
627 G4cout << "GroundTiOAirReflection"; 592 G4cout << "GroundTiOAirReflection";
628 else if(fStatus == GroundTyvekAirReflection) 593 else if(fStatus == GroundTyvekAirReflection)
629 G4cout << "GroundTyvekAirReflection"; 594 G4cout << "GroundTyvekAirReflection";
630 else if(fStatus == GroundVM2000AirReflection 595 else if(fStatus == GroundVM2000AirReflection)
631 G4cout << "GroundVM2000AirReflection"; 596 G4cout << "GroundVM2000AirReflection";
632 else if(fStatus == GroundVM2000GlueReflectio 597 else if(fStatus == GroundVM2000GlueReflection)
633 G4cout << "GroundVM2000GlueReflection"; 598 G4cout << "GroundVM2000GlueReflection";
634 else if(fStatus == Absorption) 599 else if(fStatus == Absorption)
635 G4cout << "Absorption"; 600 G4cout << "Absorption";
636 else if(fStatus == Detection) 601 else if(fStatus == Detection)
637 G4cout << "Detection"; 602 G4cout << "Detection";
638 else if(fStatus == NotAtBoundary) 603 else if(fStatus == NotAtBoundary)
639 G4cout << "NotAtBoundary"; 604 G4cout << "NotAtBoundary";
640 else if(fStatus == SameMaterial) 605 else if(fStatus == SameMaterial)
641 G4cout << "SameMaterial"; 606 G4cout << "SameMaterial";
642 else if(fStatus == StepTooSmall) 607 else if(fStatus == StepTooSmall)
643 G4cout << "StepTooSmall"; 608 G4cout << "StepTooSmall";
644 else if(fStatus == NoRINDEX) 609 else if(fStatus == NoRINDEX)
645 G4cout << "NoRINDEX"; 610 G4cout << "NoRINDEX";
646 else if(fStatus == Dichroic) 611 else if(fStatus == Dichroic)
647 G4cout << "Dichroic Transmission"; 612 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; 613 G4cout << " ***" << G4endl;
656 } 614 }
657 615
658 //....oooOO0OOooo........oooOO0OOooo........oo 616 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
659 G4ThreeVector G4OpBoundaryProcess::GetFacetNor 617 G4ThreeVector G4OpBoundaryProcess::GetFacetNormal(
660 const G4ThreeVector& momentum, const G4Three 618 const G4ThreeVector& momentum, const G4ThreeVector& normal) const
661 { 619 {
662 G4ThreeVector facetNormal; 620 G4ThreeVector facetNormal;
663 if(fModel == unified || fModel == LUT || fMo 621 if(fModel == unified || fModel == LUT || fModel == DAVIS)
664 { 622 {
665 /* This function codes alpha to a random v 623 /* This function codes alpha to a random value taken from the
666 distribution p(alpha) = g(alpha; 0, sigma_ 624 distribution p(alpha) = g(alpha; 0, sigma_alpha)*std::sin(alpha),
667 for alpha > 0 and alpha < 90, where g(alph 625 for alpha > 0 and alpha < 90, where g(alpha; 0, sigma_alpha) is a
668 gaussian distribution with mean 0 and stan 626 gaussian distribution with mean 0 and standard deviation sigma_alpha. */
669 627
670 G4double sigma_alpha = 0.0; 628 G4double sigma_alpha = 0.0;
671 if(fOpticalSurface) 629 if(fOpticalSurface)
672 sigma_alpha = fOpticalSurface->GetSigmaA 630 sigma_alpha = fOpticalSurface->GetSigmaAlpha();
673 if(sigma_alpha == 0.0) 631 if(sigma_alpha == 0.0)
674 { 632 {
675 return normal; 633 return normal;
676 } 634 }
677 635
678 G4double f_max = std::min(1.0, 4. * sigma_ 636 G4double f_max = std::min(1.0, 4. * sigma_alpha);
679 G4double alpha, phi, sinAlpha; 637 G4double alpha, phi, sinAlpha;
680 638
681 do 639 do
682 { // Loop checking, 13-Aug-2015, Peter Gu 640 { // Loop checking, 13-Aug-2015, Peter Gumplinger
683 do 641 do
684 { // Loop checking, 13-Aug-2015, Peter 642 { // Loop checking, 13-Aug-2015, Peter Gumplinger
685 alpha = G4RandGauss::shoot(0.0, sig 643 alpha = G4RandGauss::shoot(0.0, sigma_alpha);
686 sinAlpha = std::sin(alpha); 644 sinAlpha = std::sin(alpha);
687 } while(G4UniformRand() * f_max > sinAlp 645 } while(G4UniformRand() * f_max > sinAlpha || alpha >= halfpi);
688 646
689 phi = G4UniformRand() * twopi; 647 phi = G4UniformRand() * twopi;
690 facetNormal.set(sinAlpha * std::cos(phi) 648 facetNormal.set(sinAlpha * std::cos(phi), sinAlpha * std::sin(phi),
691 std::cos(alpha)); 649 std::cos(alpha));
692 facetNormal.rotateUz(normal); 650 facetNormal.rotateUz(normal);
693 } while(momentum * facetNormal >= 0.0); 651 } while(momentum * facetNormal >= 0.0);
694 } 652 }
695 else 653 else
696 { 654 {
697 G4double polish = 1.0; 655 G4double polish = 1.0;
698 if(fOpticalSurface) 656 if(fOpticalSurface)
699 polish = fOpticalSurface->GetPolish(); 657 polish = fOpticalSurface->GetPolish();
700 if(polish < 1.0) 658 if(polish < 1.0)
701 { 659 {
702 do 660 do
703 { // Loop checking, 13-Aug-2015, Peter 661 { // Loop checking, 13-Aug-2015, Peter Gumplinger
704 G4ThreeVector smear; 662 G4ThreeVector smear;
705 do 663 do
706 { // Loop checking, 13-Aug-2015, Pete 664 { // Loop checking, 13-Aug-2015, Peter Gumplinger
707 smear.setX(2. * G4UniformRand() - 1. 665 smear.setX(2. * G4UniformRand() - 1.);
708 smear.setY(2. * G4UniformRand() - 1. 666 smear.setY(2. * G4UniformRand() - 1.);
709 smear.setZ(2. * G4UniformRand() - 1. 667 smear.setZ(2. * G4UniformRand() - 1.);
710 } while(smear.mag2() > 1.0); 668 } while(smear.mag2() > 1.0);
711 facetNormal = normal + (1. - polish) * 669 facetNormal = normal + (1. - polish) * smear;
712 } while(momentum * facetNormal >= 0.0); 670 } while(momentum * facetNormal >= 0.0);
713 facetNormal = facetNormal.unit(); 671 facetNormal = facetNormal.unit();
714 } 672 }
715 else 673 else
716 { 674 {
717 facetNormal = normal; 675 facetNormal = normal;
718 } 676 }
719 } 677 }
720 return facetNormal; 678 return facetNormal;
721 } 679 }
722 680
723 //....oooOO0OOooo........oooOO0OOooo........oo 681 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
724 void G4OpBoundaryProcess::DielectricMetal() 682 void G4OpBoundaryProcess::DielectricMetal()
725 { 683 {
726 G4int n = 0; 684 G4int n = 0;
727 G4double rand; 685 G4double rand;
728 G4ThreeVector A_trans; 686 G4ThreeVector A_trans;
729 687
730 do 688 do
731 { 689 {
732 ++n; 690 ++n;
733 rand = G4UniformRand(); 691 rand = G4UniformRand();
734 if(rand > fReflectivity && n == 1) 692 if(rand > fReflectivity && n == 1)
735 { 693 {
736 if(rand > fReflectivity + fTransmittance 694 if(rand > fReflectivity + fTransmittance)
737 { 695 {
738 DoAbsorption(); 696 DoAbsorption();
739 } 697 }
740 else 698 else
741 { 699 {
742 fStatus = Transmission; 700 fStatus = Transmission;
743 fNewMomentum = fOldMomentum; 701 fNewMomentum = fOldMomentum;
744 fNewPolarization = fOldPolarization; 702 fNewPolarization = fOldPolarization;
745 } 703 }
746 break; 704 break;
747 } 705 }
748 else 706 else
749 { 707 {
750 if(fRealRIndexMPV && fImagRIndexMPV) 708 if(fRealRIndexMPV && fImagRIndexMPV)
751 { 709 {
752 if(n > 1) 710 if(n > 1)
753 { 711 {
754 CalculateReflectivity(); 712 CalculateReflectivity();
755 if(!G4BooleanRand(fReflectivity)) 713 if(!G4BooleanRand(fReflectivity))
756 { 714 {
757 DoAbsorption(); 715 DoAbsorption();
758 break; 716 break;
759 } 717 }
760 } 718 }
761 } 719 }
762 if(fModel == glisur || fFinish == polish 720 if(fModel == glisur || fFinish == polished)
763 { 721 {
764 DoReflection(); 722 DoReflection();
765 } 723 }
766 else 724 else
767 { 725 {
768 if(n == 1) 726 if(n == 1)
769 ChooseReflection(); 727 ChooseReflection();
770 if(fStatus == LambertianReflection) 728 if(fStatus == LambertianReflection)
771 { 729 {
772 DoReflection(); 730 DoReflection();
773 } 731 }
774 else if(fStatus == BackScattering) 732 else if(fStatus == BackScattering)
775 { 733 {
776 fNewMomentum = -fOldMomentum; 734 fNewMomentum = -fOldMomentum;
777 fNewPolarization = -fOldPolarization 735 fNewPolarization = -fOldPolarization;
778 } 736 }
779 else 737 else
780 { 738 {
781 if(fStatus == LobeReflection) 739 if(fStatus == LobeReflection)
782 { 740 {
783 if(!fRealRIndexMPV || !fImagRIndex 741 if(!fRealRIndexMPV || !fImagRIndexMPV)
784 { 742 {
785 fFacetNormal = GetFacetNormal(fO 743 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
786 } 744 }
787 // else << 745 //else
788 // case of complex rindex needs t 746 // case of complex rindex needs to be implemented
789 } 747 }
790 fNewMomentum = 748 fNewMomentum =
791 fOldMomentum - 2. * fOldMomentum * 749 fOldMomentum - 2. * fOldMomentum * fFacetNormal * fFacetNormal;
792 750
793 if(f_iTE > 0 && f_iTM > 0) 751 if(f_iTE > 0 && f_iTM > 0)
794 { 752 {
795 fNewPolarization = 753 fNewPolarization =
796 -fOldPolarization + 754 -fOldPolarization +
797 (2. * fOldPolarization * fFacetN 755 (2. * fOldPolarization * fFacetNormal * fFacetNormal);
798 } 756 }
799 else if(f_iTE > 0) 757 else if(f_iTE > 0)
800 { 758 {
801 A_trans = (fSint1 > 0.0) ? fOldMom 759 A_trans = (fSint1 > 0.0) ? fOldMomentum.cross(fFacetNormal).unit()
802 : fOldPol 760 : fOldPolarization;
803 fNewPolarization = -A_trans; 761 fNewPolarization = -A_trans;
804 } 762 }
805 else if(f_iTM > 0) 763 else if(f_iTM > 0)
806 { 764 {
807 fNewPolarization = 765 fNewPolarization =
808 -fNewMomentum.cross(A_trans).uni 766 -fNewMomentum.cross(A_trans).unit(); // = -A_paral
809 } 767 }
810 } 768 }
811 } 769 }
812 fOldMomentum = fNewMomentum; 770 fOldMomentum = fNewMomentum;
813 fOldPolarization = fNewPolarization; 771 fOldPolarization = fNewPolarization;
814 } 772 }
815 // Loop checking, 13-Aug-2015, Peter Gumpl 773 // Loop checking, 13-Aug-2015, Peter Gumplinger
816 } while(fNewMomentum * fGlobalNormal < 0.0); 774 } while(fNewMomentum * fGlobalNormal < 0.0);
817 } 775 }
818 776
819 //....oooOO0OOooo........oooOO0OOooo........oo 777 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
820 void G4OpBoundaryProcess::DielectricLUT() 778 void G4OpBoundaryProcess::DielectricLUT()
821 { 779 {
822 G4int thetaIndex, phiIndex; 780 G4int thetaIndex, phiIndex;
823 G4double angularDistVal, thetaRad, phiRad; 781 G4double angularDistVal, thetaRad, phiRad;
824 G4ThreeVector perpVectorTheta, perpVectorPhi 782 G4ThreeVector perpVectorTheta, perpVectorPhi;
825 783
826 fStatus = G4OpBoundaryProcessStatus( 784 fStatus = G4OpBoundaryProcessStatus(
827 G4int(fFinish) + (G4int(NoRINDEX) - G4int( 785 G4int(fFinish) + (G4int(NoRINDEX) - G4int(groundbackpainted)));
828 786
829 G4int thetaIndexMax = fOpticalSurface->GetTh 787 G4int thetaIndexMax = fOpticalSurface->GetThetaIndexMax();
830 G4int phiIndexMax = fOpticalSurface->GetPh 788 G4int phiIndexMax = fOpticalSurface->GetPhiIndexMax();
831 789
832 G4double rand; 790 G4double rand;
833 791
834 do 792 do
835 { 793 {
836 rand = G4UniformRand(); 794 rand = G4UniformRand();
837 if(rand > fReflectivity) 795 if(rand > fReflectivity)
838 { 796 {
839 if(rand > fReflectivity + fTransmittance 797 if(rand > fReflectivity + fTransmittance)
840 { 798 {
841 DoAbsorption(); 799 DoAbsorption();
842 } 800 }
843 else 801 else
844 { 802 {
845 fStatus = Transmission; 803 fStatus = Transmission;
846 fNewMomentum = fOldMomentum; 804 fNewMomentum = fOldMomentum;
847 fNewPolarization = fOldPolarization; 805 fNewPolarization = fOldPolarization;
848 } 806 }
849 break; 807 break;
850 } 808 }
851 else 809 else
852 { 810 {
853 // Calculate Angle between Normal and Ph 811 // Calculate Angle between Normal and Photon Momentum
854 G4double anglePhotonToNormal = fOldMomen 812 G4double anglePhotonToNormal = fOldMomentum.angle(-fGlobalNormal);
855 // Round to closest integer: LBNL model 813 // Round to closest integer: LBNL model array has 91 values
856 G4int angleIncident = (G4int)std::lrint( << 814 G4int angleIncident = std::lrint(anglePhotonToNormal / CLHEP::deg);
857 815
858 // Take random angles THETA and PHI, 816 // Take random angles THETA and PHI,
859 // and see if below Probability - if not 817 // and see if below Probability - if not - Redo
860 do 818 do
861 { 819 {
862 thetaIndex = (G4int)G4RandFlat::shootI << 820 thetaIndex = G4RandFlat::shootInt(thetaIndexMax - 1);
863 phiIndex = (G4int)G4RandFlat::shootI << 821 phiIndex = G4RandFlat::shootInt(phiIndexMax - 1);
864 // Find probability with the new indec 822 // Find probability with the new indeces from LUT
865 angularDistVal = fOpticalSurface->GetA 823 angularDistVal = fOpticalSurface->GetAngularDistributionValue(
866 angleIncident, thetaIndex, phiIndex) 824 angleIncident, thetaIndex, phiIndex);
867 // Loop checking, 13-Aug-2015, Peter G 825 // Loop checking, 13-Aug-2015, Peter Gumplinger
868 } while(!G4BooleanRand(angularDistVal)); 826 } while(!G4BooleanRand(angularDistVal));
869 827
870 thetaRad = G4double(-90 + 4 * thetaIndex 828 thetaRad = G4double(-90 + 4 * thetaIndex) * pi / 180.;
871 phiRad = G4double(-90 + 5 * phiIndex) 829 phiRad = G4double(-90 + 5 * phiIndex) * pi / 180.;
872 // Rotate Photon Momentum in Theta, then 830 // Rotate Photon Momentum in Theta, then in Phi
873 fNewMomentum = -fOldMomentum; 831 fNewMomentum = -fOldMomentum;
874 832
875 perpVectorTheta = fNewMomentum.cross(fGl 833 perpVectorTheta = fNewMomentum.cross(fGlobalNormal);
876 if(perpVectorTheta.mag() < fCarTolerance 834 if(perpVectorTheta.mag() < fCarTolerance)
877 { 835 {
878 perpVectorTheta = fNewMomentum.orthogo 836 perpVectorTheta = fNewMomentum.orthogonal();
879 } 837 }
880 fNewMomentum = 838 fNewMomentum =
881 fNewMomentum.rotate(anglePhotonToNorma 839 fNewMomentum.rotate(anglePhotonToNormal - thetaRad, perpVectorTheta);
882 perpVectorPhi = perpVectorTheta.cross(fN 840 perpVectorPhi = perpVectorTheta.cross(fNewMomentum);
883 fNewMomentum = fNewMomentum.rotate(-phi 841 fNewMomentum = fNewMomentum.rotate(-phiRad, perpVectorPhi);
884 842
885 // Rotate Polarization too: 843 // Rotate Polarization too:
886 fFacetNormal = (fNewMomentum - fOldM 844 fFacetNormal = (fNewMomentum - fOldMomentum).unit();
887 fNewPolarization = -fOldPolarization + 845 fNewPolarization = -fOldPolarization +
888 (2. * fOldPolarizatio 846 (2. * fOldPolarization * fFacetNormal * fFacetNormal);
889 } 847 }
890 // Loop checking, 13-Aug-2015, Peter Gumpl 848 // Loop checking, 13-Aug-2015, Peter Gumplinger
891 } while(fNewMomentum * fGlobalNormal <= 0.0) 849 } while(fNewMomentum * fGlobalNormal <= 0.0);
892 } 850 }
893 851
894 //....oooOO0OOooo........oooOO0OOooo........oo 852 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
895 void G4OpBoundaryProcess::DielectricLUTDAVIS() 853 void G4OpBoundaryProcess::DielectricLUTDAVIS()
896 { 854 {
897 G4int angindex, random, angleIncident; 855 G4int angindex, random, angleIncident;
898 G4double reflectivityValue, elevation, azimu 856 G4double reflectivityValue, elevation, azimuth;
899 G4double anglePhotonToNormal; 857 G4double anglePhotonToNormal;
900 858
901 G4int lutbin = fOpticalSurface->GetLUTbins( 859 G4int lutbin = fOpticalSurface->GetLUTbins();
902 G4double rand = G4UniformRand(); 860 G4double rand = G4UniformRand();
903 861
904 G4double sinEl; 862 G4double sinEl;
905 G4ThreeVector u, vNorm, w; 863 G4ThreeVector u, vNorm, w;
906 864
907 do 865 do
908 { 866 {
909 anglePhotonToNormal = fOldMomentum.angle(- 867 anglePhotonToNormal = fOldMomentum.angle(-fGlobalNormal);
910 868
911 // Davis model has 90 reflection bins: rou 869 // Davis model has 90 reflection bins: round down
912 // don't allow angleIncident to be 90 for 870 // don't allow angleIncident to be 90 for anglePhotonToNormal close to 90
913 angleIncident = std::min( << 871 angleIncident = std::min(static_cast<G4int>(
914 static_cast<G4int>(std::floor(anglePhoto << 872 std::floor(anglePhotonToNormal / CLHEP::deg)), 89);
915 reflectivityValue = fOpticalSurface->GetRe 873 reflectivityValue = fOpticalSurface->GetReflectivityLUTValue(angleIncident);
916 874
917 if(rand > reflectivityValue) 875 if(rand > reflectivityValue)
918 { 876 {
919 if(fEfficiency > 0.) 877 if(fEfficiency > 0.)
920 { 878 {
921 DoAbsorption(); 879 DoAbsorption();
922 break; 880 break;
923 } 881 }
924 else 882 else
925 { 883 {
926 fStatus = Transmission; 884 fStatus = Transmission;
927 885
928 if(angleIncident <= 0.01) 886 if(angleIncident <= 0.01)
929 { 887 {
930 fNewMomentum = fOldMomentum; 888 fNewMomentum = fOldMomentum;
931 break; 889 break;
932 } 890 }
933 891
934 do 892 do
935 { 893 {
936 random = (G4int)G4RandFlat::shootInt << 894 random = G4RandFlat::shootInt(1, lutbin + 1);
937 angindex = 895 angindex =
938 (((random * 2) - 1)) + angleIncide 896 (((random * 2) - 1)) + angleIncident * lutbin * 2 + 3640000;
939 897
940 azimuth = 898 azimuth =
941 fOpticalSurface->GetAngularDistrib 899 fOpticalSurface->GetAngularDistributionValueLUT(angindex - 1);
942 elevation = fOpticalSurface->GetAngu 900 elevation = fOpticalSurface->GetAngularDistributionValueLUT(angindex);
943 } while(elevation == 0. && azimuth == 901 } while(elevation == 0. && azimuth == 0.);
944 902
945 sinEl = std::sin(elevation); 903 sinEl = std::sin(elevation);
946 vNorm = (fGlobalNormal.cross(fOldMomen 904 vNorm = (fGlobalNormal.cross(fOldMomentum)).unit();
947 u = vNorm.cross(fGlobalNormal) * ( 905 u = vNorm.cross(fGlobalNormal) * (sinEl * std::cos(azimuth));
948 vNorm *= (sinEl * std::sin(azimuth)); 906 vNorm *= (sinEl * std::sin(azimuth));
949 // fGlobalNormal shouldn't be modified 907 // fGlobalNormal shouldn't be modified here
950 w = (fGlobalNormal *= std:: 908 w = (fGlobalNormal *= std::cos(elevation));
951 fNewMomentum = u + vNorm + w; 909 fNewMomentum = u + vNorm + w;
952 910
953 // Rotate Polarization too: 911 // Rotate Polarization too:
954 fFacetNormal = (fNewMomentum - fOl 912 fFacetNormal = (fNewMomentum - fOldMomentum).unit();
955 fNewPolarization = -fOldPolarization + 913 fNewPolarization = -fOldPolarization + (2. * fOldPolarization *
956 914 fFacetNormal * fFacetNormal);
957 } 915 }
958 } 916 }
959 else 917 else
960 { 918 {
961 fStatus = LobeReflection; 919 fStatus = LobeReflection;
962 920
963 if(angleIncident == 0) 921 if(angleIncident == 0)
964 { 922 {
965 fNewMomentum = -fOldMomentum; 923 fNewMomentum = -fOldMomentum;
966 break; 924 break;
967 } 925 }
968 926
969 do 927 do
970 { 928 {
971 random = (G4int)G4RandFlat::shootInt << 929 random = G4RandFlat::shootInt(1, lutbin + 1);
972 angindex = (((random * 2) - 1)) + (ang 930 angindex = (((random * 2) - 1)) + (angleIncident - 1) * lutbin * 2;
973 931
974 azimuth = fOpticalSurface->GetAngularD 932 azimuth = fOpticalSurface->GetAngularDistributionValueLUT(angindex - 1);
975 elevation = fOpticalSurface->GetAngula 933 elevation = fOpticalSurface->GetAngularDistributionValueLUT(angindex);
976 } while(elevation == 0. && azimuth == 0. 934 } while(elevation == 0. && azimuth == 0.);
977 935
978 sinEl = std::sin(elevation); 936 sinEl = std::sin(elevation);
979 vNorm = (fGlobalNormal.cross(fOldMomentu 937 vNorm = (fGlobalNormal.cross(fOldMomentum)).unit();
980 u = vNorm.cross(fGlobalNormal) * (si 938 u = vNorm.cross(fGlobalNormal) * (sinEl * std::cos(azimuth));
981 vNorm *= (sinEl * std::sin(azimuth)); 939 vNorm *= (sinEl * std::sin(azimuth));
982 // fGlobalNormal shouldn't be modified h 940 // fGlobalNormal shouldn't be modified here
983 w = (fGlobalNormal *= std::cos(elevation 941 w = (fGlobalNormal *= std::cos(elevation));
984 942
985 fNewMomentum = u + vNorm + w; 943 fNewMomentum = u + vNorm + w;
986 944
987 // Rotate Polarization too: (needs revis 945 // Rotate Polarization too: (needs revision)
988 fNewPolarization = fOldPolarization; 946 fNewPolarization = fOldPolarization;
989 } 947 }
990 } while(fNewMomentum * fGlobalNormal <= 0.0) 948 } while(fNewMomentum * fGlobalNormal <= 0.0);
991 } 949 }
992 950
993 //....oooOO0OOooo........oooOO0OOooo........oo 951 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
994 void G4OpBoundaryProcess::DielectricDichroic() 952 void G4OpBoundaryProcess::DielectricDichroic()
995 { 953 {
996 // Calculate Angle between Normal and Photon 954 // Calculate Angle between Normal and Photon Momentum
997 G4double anglePhotonToNormal = fOldMomentum. 955 G4double anglePhotonToNormal = fOldMomentum.angle(-fGlobalNormal);
998 956
999 // Round it to closest integer 957 // Round it to closest integer
1000 G4double angleIncident = std::floor(180. / 958 G4double angleIncident = std::floor(180. / pi * anglePhotonToNormal + 0.5);
1001 959
1002 if(!fDichroicVector) 960 if(!fDichroicVector)
1003 { 961 {
1004 if(fOpticalSurface) 962 if(fOpticalSurface)
1005 fDichroicVector = fOpticalSurface->GetD 963 fDichroicVector = fOpticalSurface->GetDichroicVector();
1006 } 964 }
1007 965
1008 if(fDichroicVector) 966 if(fDichroicVector)
1009 { 967 {
1010 G4double wavelength = h_Planck * c_light 968 G4double wavelength = h_Planck * c_light / fPhotonMomentum;
1011 fTransmittance = fDichroicVector->Va 969 fTransmittance = fDichroicVector->Value(wavelength / nm, angleIncident,
1012 i 970 idx_dichroicX, idx_dichroicY) *
1013 perCent; 971 perCent;
1014 // G4cout << "wavelength: " << std::flo 972 // G4cout << "wavelength: " << std::floor(wavelength/nm)
1015 // << "nm" << 973 // << "nm" << G4endl;
1016 // G4cout << "Incident angle: " << angl 974 // G4cout << "Incident angle: " << angleIncident << "deg" << G4endl;
1017 // G4cout << "Transmittance: " 975 // G4cout << "Transmittance: "
1018 // << std::floor(fTransmittance/ 976 // << std::floor(fTransmittance/perCent) << "%" << G4endl;
1019 } 977 }
1020 else 978 else
1021 { 979 {
1022 G4ExceptionDescription ed; 980 G4ExceptionDescription ed;
1023 ed << " G4OpBoundaryProcess/DielectricDic 981 ed << " G4OpBoundaryProcess/DielectricDichroic(): "
1024 << " The dichroic surface has no G4Phy 982 << " The dichroic surface has no G4Physics2DVector" << G4endl;
1025 G4Exception("G4OpBoundaryProcess::Dielect 983 G4Exception("G4OpBoundaryProcess::DielectricDichroic", "OpBoun03",
1026 FatalException, ed, 984 FatalException, ed,
1027 "A dichroic surface must have 985 "A dichroic surface must have an associated G4Physics2DVector");
1028 } 986 }
1029 987
1030 if(!G4BooleanRand(fTransmittance)) 988 if(!G4BooleanRand(fTransmittance))
1031 { // Not transmitted, so reflect 989 { // Not transmitted, so reflect
1032 if(fModel == glisur || fFinish == polishe 990 if(fModel == glisur || fFinish == polished)
1033 { 991 {
1034 DoReflection(); 992 DoReflection();
1035 } 993 }
1036 else 994 else
1037 { 995 {
1038 ChooseReflection(); 996 ChooseReflection();
1039 if(fStatus == LambertianReflection) 997 if(fStatus == LambertianReflection)
1040 { 998 {
1041 DoReflection(); 999 DoReflection();
1042 } 1000 }
1043 else if(fStatus == BackScattering) 1001 else if(fStatus == BackScattering)
1044 { 1002 {
1045 fNewMomentum = -fOldMomentum; 1003 fNewMomentum = -fOldMomentum;
1046 fNewPolarization = -fOldPolarization; 1004 fNewPolarization = -fOldPolarization;
1047 } 1005 }
1048 else 1006 else
1049 { 1007 {
1050 G4double PdotN, EdotN; 1008 G4double PdotN, EdotN;
1051 do 1009 do
1052 { 1010 {
1053 if(fStatus == LobeReflection) 1011 if(fStatus == LobeReflection)
1054 { 1012 {
1055 fFacetNormal = GetFacetNormal(fOl 1013 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1056 } 1014 }
1057 PdotN = fOldMomentum * fFace 1015 PdotN = fOldMomentum * fFacetNormal;
1058 fNewMomentum = fOldMomentum - (2. * 1016 fNewMomentum = fOldMomentum - (2. * PdotN) * fFacetNormal;
1059 // Loop checking, 13-Aug-2015, Pete 1017 // Loop checking, 13-Aug-2015, Peter Gumplinger
1060 } while(fNewMomentum * fGlobalNormal 1018 } while(fNewMomentum * fGlobalNormal <= 0.0);
1061 1019
1062 EdotN = fOldPolarization * 1020 EdotN = fOldPolarization * fFacetNormal;
1063 fNewPolarization = -fOldPolarization 1021 fNewPolarization = -fOldPolarization + (2. * EdotN) * fFacetNormal;
1064 } 1022 }
1065 } 1023 }
1066 } 1024 }
1067 else 1025 else
1068 { 1026 {
1069 fStatus = Dichroic; 1027 fStatus = Dichroic;
1070 fNewMomentum = fOldMomentum; 1028 fNewMomentum = fOldMomentum;
1071 fNewPolarization = fOldPolarization; 1029 fNewPolarization = fOldPolarization;
1072 } 1030 }
1073 } 1031 }
1074 1032
1075 //....oooOO0OOooo........oooOO0OOooo........o 1033 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1076 void G4OpBoundaryProcess::DielectricDielectri 1034 void G4OpBoundaryProcess::DielectricDielectric()
1077 { 1035 {
1078 G4bool inside = false; 1036 G4bool inside = false;
1079 G4bool swap = false; 1037 G4bool swap = false;
1080 1038
1081 if(fFinish == polished) 1039 if(fFinish == polished)
1082 { 1040 {
1083 fFacetNormal = fGlobalNormal; 1041 fFacetNormal = fGlobalNormal;
1084 } 1042 }
1085 else 1043 else
1086 { 1044 {
1087 fFacetNormal = GetFacetNormal(fOldMomentu 1045 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1088 } 1046 }
1089 G4double cost1 = -fOldMomentum * fFacetNorm 1047 G4double cost1 = -fOldMomentum * fFacetNormal;
1090 G4double cost2 = 0.; 1048 G4double cost2 = 0.;
1091 G4double sint2 = 0.; 1049 G4double sint2 = 0.;
1092 1050
1093 G4bool surfaceRoughnessCriterionPass = true 1051 G4bool surfaceRoughnessCriterionPass = true;
1094 if(fSurfaceRoughness != 0. && fRindex1 > fR 1052 if(fSurfaceRoughness != 0. && fRindex1 > fRindex2)
1095 { 1053 {
1096 G4double wavelength = h_Pl 1054 G4double wavelength = h_Planck * c_light / fPhotonMomentum;
1097 G4double surfaceRoughnessCriterion = std: 1055 G4double surfaceRoughnessCriterion = std::exp(-std::pow(
1098 (4. * pi * fSurfaceRoughness * fRindex1 1056 (4. * pi * fSurfaceRoughness * fRindex1 * cost1 / wavelength), 2));
1099 surfaceRoughnessCriterionPass = G4Boolean 1057 surfaceRoughnessCriterionPass = G4BooleanRand(surfaceRoughnessCriterion);
1100 } 1058 }
1101 1059
1102 leap: 1060 leap:
1103 1061
1104 G4bool through = false; 1062 G4bool through = false;
1105 G4bool done = false; 1063 G4bool done = false;
1106 1064
1107 G4ThreeVector A_trans, A_paral, E1pp, E1pl; 1065 G4ThreeVector A_trans, A_paral, E1pp, E1pl;
1108 G4double E1_perp, E1_parl; 1066 G4double E1_perp, E1_parl;
1109 G4double s1, s2, E2_perp, E2_parl, E2_total 1067 G4double s1, s2, E2_perp, E2_parl, E2_total, transCoeff;
1110 G4double E2_abs, C_parl, C_perp; 1068 G4double E2_abs, C_parl, C_perp;
1111 G4double alpha; 1069 G4double alpha;
1112 1070
1113 do 1071 do
1114 { 1072 {
1115 if(through) 1073 if(through)
1116 { 1074 {
1117 swap = !swap; 1075 swap = !swap;
1118 through = false; 1076 through = false;
1119 fGlobalNormal = -fGlobalNormal; 1077 fGlobalNormal = -fGlobalNormal;
1120 G4SwapPtr(fMaterial1, fMaterial2); 1078 G4SwapPtr(fMaterial1, fMaterial2);
1121 G4SwapObj(&fRindex1, &fRindex2); 1079 G4SwapObj(&fRindex1, &fRindex2);
1122 } 1080 }
1123 1081
1124 if(fFinish == polished) 1082 if(fFinish == polished)
1125 { 1083 {
1126 fFacetNormal = fGlobalNormal; 1084 fFacetNormal = fGlobalNormal;
1127 } 1085 }
1128 else 1086 else
1129 { 1087 {
1130 fFacetNormal = GetFacetNormal(fOldMomen 1088 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1131 } 1089 }
1132 1090
1133 cost1 = -fOldMomentum * fFacetNormal; 1091 cost1 = -fOldMomentum * fFacetNormal;
1134 if(std::abs(cost1) < 1.0 - fCarTolerance) 1092 if(std::abs(cost1) < 1.0 - fCarTolerance)
1135 { 1093 {
1136 fSint1 = std::sqrt(1. - cost1 * cost1); 1094 fSint1 = std::sqrt(1. - cost1 * cost1);
1137 sint2 = fSint1 * fRindex1 / fRindex2; 1095 sint2 = fSint1 * fRindex1 / fRindex2; // *** Snell's Law ***
1138 // this isn't a sine as we might expect 1096 // this isn't a sine as we might expect from the name; can be > 1
1139 } 1097 }
1140 else 1098 else
1141 { 1099 {
1142 fSint1 = 0.0; 1100 fSint1 = 0.0;
1143 sint2 = 0.0; 1101 sint2 = 0.0;
1144 } 1102 }
1145 1103
1146 // TOTAL INTERNAL REFLECTION 1104 // TOTAL INTERNAL REFLECTION
1147 if(sint2 >= 1.0) 1105 if(sint2 >= 1.0)
1148 { 1106 {
1149 swap = false; 1107 swap = false;
1150 1108
1151 fStatus = TotalInternalReflection; 1109 fStatus = TotalInternalReflection;
1152 if(!surfaceRoughnessCriterionPass) 1110 if(!surfaceRoughnessCriterionPass)
1153 fStatus = LambertianReflection; 1111 fStatus = LambertianReflection;
1154 if(fModel == unified && fFinish != poli 1112 if(fModel == unified && fFinish != polished)
1155 ChooseReflection(); 1113 ChooseReflection();
1156 if(fStatus == LambertianReflection) 1114 if(fStatus == LambertianReflection)
1157 { 1115 {
1158 DoReflection(); 1116 DoReflection();
1159 } 1117 }
1160 else if(fStatus == BackScattering) 1118 else if(fStatus == BackScattering)
1161 { 1119 {
1162 fNewMomentum = -fOldMomentum; 1120 fNewMomentum = -fOldMomentum;
1163 fNewPolarization = -fOldPolarization; 1121 fNewPolarization = -fOldPolarization;
1164 } 1122 }
1165 else 1123 else
1166 { 1124 {
1167 fNewMomentum = 1125 fNewMomentum =
1168 fOldMomentum - 2. * fOldMomentum * 1126 fOldMomentum - 2. * fOldMomentum * fFacetNormal * fFacetNormal;
1169 fNewPolarization = -fOldPolarization 1127 fNewPolarization = -fOldPolarization + (2. * fOldPolarization *
1170 1128 fFacetNormal * fFacetNormal);
1171 } 1129 }
1172 } 1130 }
1173 // NOT TIR 1131 // NOT TIR
1174 else if(sint2 < 1.0) 1132 else if(sint2 < 1.0)
1175 { 1133 {
1176 // Calculate amplitude for transmission 1134 // Calculate amplitude for transmission (Q = P x N)
1177 if(cost1 > 0.0) 1135 if(cost1 > 0.0)
1178 { 1136 {
1179 cost2 = std::sqrt(1. - sint2 * sint2) 1137 cost2 = std::sqrt(1. - sint2 * sint2);
1180 } 1138 }
1181 else 1139 else
1182 { 1140 {
1183 cost2 = -std::sqrt(1. - sint2 * sint2 1141 cost2 = -std::sqrt(1. - sint2 * sint2);
1184 } 1142 }
1185 1143
1186 if(fSint1 > 0.0) 1144 if(fSint1 > 0.0)
1187 { 1145 {
1188 A_trans = (fOldMomentum.cross(fFacetN 1146 A_trans = (fOldMomentum.cross(fFacetNormal)).unit();
1189 E1_perp = fOldPolarization * A_trans; 1147 E1_perp = fOldPolarization * A_trans;
1190 E1pp = E1_perp * A_trans; 1148 E1pp = E1_perp * A_trans;
1191 E1pl = fOldPolarization - E1pp; 1149 E1pl = fOldPolarization - E1pp;
1192 E1_parl = E1pl.mag(); 1150 E1_parl = E1pl.mag();
1193 } 1151 }
1194 else 1152 else
1195 { 1153 {
1196 A_trans = fOldPolarization; 1154 A_trans = fOldPolarization;
1197 // Here we Follow Jackson's conventio 1155 // Here we Follow Jackson's conventions and set the parallel
1198 // component = 1 in case of a ray per 1156 // component = 1 in case of a ray perpendicular to the surface
1199 E1_perp = 0.0; 1157 E1_perp = 0.0;
1200 E1_parl = 1.0; 1158 E1_parl = 1.0;
1201 } 1159 }
1202 1160
1203 s1 = fRindex1 * cost1; 1161 s1 = fRindex1 * cost1;
1204 E2_perp = 2. * s1 * E1_perp / (fRindex 1162 E2_perp = 2. * s1 * E1_perp / (fRindex1 * cost1 + fRindex2 * cost2);
1205 E2_parl = 2. * s1 * E1_parl / (fRindex 1163 E2_parl = 2. * s1 * E1_parl / (fRindex2 * cost1 + fRindex1 * cost2);
1206 E2_total = E2_perp * E2_perp + E2_parl 1164 E2_total = E2_perp * E2_perp + E2_parl * E2_parl;
1207 s2 = fRindex2 * cost2 * E2_total; 1165 s2 = fRindex2 * cost2 * E2_total;
1208 1166
1209 // D.Sawkey, 24 May 24 << 1167 if(fTransmittance > 0.)
1210 // Transmittance has already been taken << 1168 transCoeff = fTransmittance;
1211 // For e.g. specular surfaces, the rati << 1169 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; 1170 transCoeff = s2 / s1;
1219 else 1171 else
1220 transCoeff = 0.0; 1172 transCoeff = 0.0;
1221 1173
1222 // NOT TIR: REFLECTION 1174 // NOT TIR: REFLECTION
1223 if(!G4BooleanRand(transCoeff)) 1175 if(!G4BooleanRand(transCoeff))
1224 { 1176 {
1225 swap = false; 1177 swap = false;
1226 fStatus = FresnelReflection; 1178 fStatus = FresnelReflection;
1227 1179
1228 if(!surfaceRoughnessCriterionPass) 1180 if(!surfaceRoughnessCriterionPass)
1229 fStatus = LambertianReflection; 1181 fStatus = LambertianReflection;
1230 if(fModel == unified && fFinish != po 1182 if(fModel == unified && fFinish != polished)
1231 ChooseReflection(); 1183 ChooseReflection();
1232 if(fStatus == LambertianReflection) 1184 if(fStatus == LambertianReflection)
1233 { 1185 {
1234 DoReflection(); 1186 DoReflection();
1235 } 1187 }
1236 else if(fStatus == BackScattering) 1188 else if(fStatus == BackScattering)
1237 { 1189 {
1238 fNewMomentum = -fOldMomentum; 1190 fNewMomentum = -fOldMomentum;
1239 fNewPolarization = -fOldPolarizatio 1191 fNewPolarization = -fOldPolarization;
1240 } 1192 }
1241 else 1193 else
1242 { 1194 {
1243 fNewMomentum = 1195 fNewMomentum =
1244 fOldMomentum - 2. * fOldMomentum 1196 fOldMomentum - 2. * fOldMomentum * fFacetNormal * fFacetNormal;
1245 if(fSint1 > 0.0) 1197 if(fSint1 > 0.0)
1246 { // incident ray oblique 1198 { // incident ray oblique
1247 E2_parl = fRindex2 * E2_parl / f 1199 E2_parl = fRindex2 * E2_parl / fRindex1 - E1_parl;
1248 E2_perp = E2_perp - E1_perp; 1200 E2_perp = E2_perp - E1_perp;
1249 E2_total = E2_perp * E2_perp + E2 1201 E2_total = E2_perp * E2_perp + E2_parl * E2_parl;
1250 A_paral = (fNewMomentum.cross(A_ 1202 A_paral = (fNewMomentum.cross(A_trans)).unit();
1251 E2_abs = std::sqrt(E2_total); 1203 E2_abs = std::sqrt(E2_total);
1252 C_parl = E2_parl / E2_abs; 1204 C_parl = E2_parl / E2_abs;
1253 C_perp = E2_perp / E2_abs; 1205 C_perp = E2_perp / E2_abs;
1254 1206
1255 fNewPolarization = C_parl * A_par 1207 fNewPolarization = C_parl * A_paral + C_perp * A_trans;
1256 } 1208 }
1257 else 1209 else
1258 { // incident ray perpendicular 1210 { // incident ray perpendicular
1259 if(fRindex2 > fRindex1) 1211 if(fRindex2 > fRindex1)
1260 { 1212 {
1261 fNewPolarization = -fOldPolariz 1213 fNewPolarization = -fOldPolarization;
1262 } 1214 }
1263 else 1215 else
1264 { 1216 {
1265 fNewPolarization = fOldPolariza 1217 fNewPolarization = fOldPolarization;
1266 } 1218 }
1267 } 1219 }
1268 } 1220 }
1269 } 1221 }
1270 // NOT TIR: TRANSMISSION 1222 // NOT TIR: TRANSMISSION
1271 else 1223 else
1272 { 1224 {
1273 inside = !inside; 1225 inside = !inside;
1274 through = true; 1226 through = true;
1275 fStatus = FresnelRefraction; 1227 fStatus = FresnelRefraction;
1276 1228
1277 if(fSint1 > 0.0) 1229 if(fSint1 > 0.0)
1278 { // incident ray oblique 1230 { // incident ray oblique
1279 alpha = cost1 - cost2 * (fRi 1231 alpha = cost1 - cost2 * (fRindex2 / fRindex1);
1280 fNewMomentum = (fOldMomentum + alph 1232 fNewMomentum = (fOldMomentum + alpha * fFacetNormal).unit();
1281 A_paral = (fNewMomentum.cross( 1233 A_paral = (fNewMomentum.cross(A_trans)).unit();
1282 E2_abs = std::sqrt(E2_total); 1234 E2_abs = std::sqrt(E2_total);
1283 C_parl = E2_parl / E2_abs; 1235 C_parl = E2_parl / E2_abs;
1284 C_perp = E2_perp / E2_abs; 1236 C_perp = E2_perp / E2_abs;
1285 1237
1286 fNewPolarization = C_parl * A_paral 1238 fNewPolarization = C_parl * A_paral + C_perp * A_trans;
1287 } 1239 }
1288 else 1240 else
1289 { // incident ray perpendicular 1241 { // incident ray perpendicular
1290 fNewMomentum = fOldMomentum; 1242 fNewMomentum = fOldMomentum;
1291 fNewPolarization = fOldPolarization 1243 fNewPolarization = fOldPolarization;
1292 } 1244 }
1293 } 1245 }
1294 } 1246 }
1295 1247
1296 fOldMomentum = fNewMomentum.unit(); 1248 fOldMomentum = fNewMomentum.unit();
1297 fOldPolarization = fNewPolarization.unit( 1249 fOldPolarization = fNewPolarization.unit();
1298 1250
1299 if(fStatus == FresnelRefraction) 1251 if(fStatus == FresnelRefraction)
1300 { 1252 {
1301 done = (fNewMomentum * fGlobalNormal <= 1253 done = (fNewMomentum * fGlobalNormal <= 0.0);
1302 } 1254 }
1303 else 1255 else
1304 { 1256 {
1305 done = (fNewMomentum * fGlobalNormal >= 1257 done = (fNewMomentum * fGlobalNormal >= -fCarTolerance);
1306 } 1258 }
1307 // Loop checking, 13-Aug-2015, Peter Gump 1259 // Loop checking, 13-Aug-2015, Peter Gumplinger
1308 } while(!done); 1260 } while(!done);
1309 1261
1310 if(inside && !swap) 1262 if(inside && !swap)
1311 { 1263 {
1312 if(fFinish == polishedbackpainted || fFin 1264 if(fFinish == polishedbackpainted || fFinish == groundbackpainted)
1313 { 1265 {
1314 G4double rand = G4UniformRand(); 1266 G4double rand = G4UniformRand();
1315 if(rand > fReflectivity + fTransmittanc 1267 if(rand > fReflectivity + fTransmittance)
1316 { 1268 {
1317 DoAbsorption(); 1269 DoAbsorption();
1318 } 1270 }
1319 else if(rand > fReflectivity) 1271 else if(rand > fReflectivity)
1320 { 1272 {
1321 fStatus = Transmission; 1273 fStatus = Transmission;
1322 fNewMomentum = fOldMomentum; 1274 fNewMomentum = fOldMomentum;
1323 fNewPolarization = fOldPolarization; 1275 fNewPolarization = fOldPolarization;
1324 } 1276 }
1325 else 1277 else
1326 { 1278 {
1327 if(fStatus != FresnelRefraction) 1279 if(fStatus != FresnelRefraction)
1328 { 1280 {
1329 fGlobalNormal = -fGlobalNormal; 1281 fGlobalNormal = -fGlobalNormal;
1330 } 1282 }
1331 else 1283 else
1332 { 1284 {
1333 swap = !swap; 1285 swap = !swap;
1334 G4SwapPtr(fMaterial1, fMaterial2); 1286 G4SwapPtr(fMaterial1, fMaterial2);
1335 G4SwapObj(&fRindex1, &fRindex2); 1287 G4SwapObj(&fRindex1, &fRindex2);
1336 } 1288 }
1337 if(fFinish == groundbackpainted) 1289 if(fFinish == groundbackpainted)
1338 fStatus = LambertianReflection; 1290 fStatus = LambertianReflection;
1339 1291
1340 DoReflection(); 1292 DoReflection();
1341 1293
1342 fGlobalNormal = -fGlobalNormal; 1294 fGlobalNormal = -fGlobalNormal;
1343 fOldMomentum = fNewMomentum; 1295 fOldMomentum = fNewMomentum;
1344 1296
1345 goto leap; 1297 goto leap;
1346 } 1298 }
1347 } 1299 }
1348 } 1300 }
1349 } 1301 }
1350 1302
1351 //....oooOO0OOooo........oooOO0OOooo........o 1303 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1352 G4double G4OpBoundaryProcess::GetMeanFreePath 1304 G4double G4OpBoundaryProcess::GetMeanFreePath(const G4Track&, G4double,
1353 1305 G4ForceCondition* condition)
1354 { 1306 {
1355 *condition = Forced; 1307 *condition = Forced;
1356 return DBL_MAX; 1308 return DBL_MAX;
1357 } 1309 }
1358 1310
1359 //....oooOO0OOooo........oooOO0OOooo........o 1311 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1360 G4double G4OpBoundaryProcess::GetIncidentAngl 1312 G4double G4OpBoundaryProcess::GetIncidentAngle()
1361 { 1313 {
1362 return pi - std::acos(fOldMomentum * fFacet 1314 return pi - std::acos(fOldMomentum * fFacetNormal /
1363 (fOldMomentum.mag() * 1315 (fOldMomentum.mag() * fFacetNormal.mag()));
1364 } 1316 }
1365 1317
1366 //....oooOO0OOooo........oooOO0OOooo........o 1318 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1367 G4double G4OpBoundaryProcess::GetReflectivity 1319 G4double G4OpBoundaryProcess::GetReflectivity(G4double E1_perp,
1368 1320 G4double E1_parl,
1369 1321 G4double incidentangle,
1370 1322 G4double realRindex,
1371 1323 G4double imaginaryRindex)
1372 { 1324 {
1373 G4complex reflectivity, reflectivity_TE, re 1325 G4complex reflectivity, reflectivity_TE, reflectivity_TM;
1374 G4complex N1(fRindex1, 0.), N2(realRindex, 1326 G4complex N1(fRindex1, 0.), N2(realRindex, imaginaryRindex);
1375 G4complex cosPhi; 1327 G4complex cosPhi;
1376 1328
1377 G4complex u(1., 0.); // unit number 1 1329 G4complex u(1., 0.); // unit number 1
1378 1330
1379 G4complex numeratorTE; // E1_perp=1 E1_par 1331 G4complex numeratorTE; // E1_perp=1 E1_parl=0 -> TE polarization
1380 G4complex numeratorTM; // E1_parl=1 E1_per 1332 G4complex numeratorTM; // E1_parl=1 E1_perp=0 -> TM polarization
1381 G4complex denominatorTE, denominatorTM; 1333 G4complex denominatorTE, denominatorTM;
1382 G4complex rTM, rTE; 1334 G4complex rTM, rTE;
1383 1335
1384 G4MaterialPropertiesTable* MPT = fMaterial1 1336 G4MaterialPropertiesTable* MPT = fMaterial1->GetMaterialPropertiesTable();
1385 G4MaterialPropertyVector* ppR = MPT->GetPr 1337 G4MaterialPropertyVector* ppR = MPT->GetProperty(kREALRINDEX);
1386 G4MaterialPropertyVector* ppI = MPT->GetPr 1338 G4MaterialPropertyVector* ppI = MPT->GetProperty(kIMAGINARYRINDEX);
1387 if(ppR && ppI) 1339 if(ppR && ppI)
1388 { 1340 {
1389 G4double rRindex = ppR->Value(fPhotonMome 1341 G4double rRindex = ppR->Value(fPhotonMomentum, idx_rrindex);
1390 G4double iRindex = ppI->Value(fPhotonMome 1342 G4double iRindex = ppI->Value(fPhotonMomentum, idx_irindex);
1391 N1 = G4complex(rRindex, iRi 1343 N1 = G4complex(rRindex, iRindex);
1392 } 1344 }
1393 1345
1394 // Following two equations, rTM and rTE, ar 1346 // Following two equations, rTM and rTE, are from: "Introduction To Modern
1395 // Optics" written by Fowles 1347 // Optics" written by Fowles
1396 cosPhi = std::sqrt(u - ((std::sin(incidenta 1348 cosPhi = std::sqrt(u - ((std::sin(incidentangle) * std::sin(incidentangle)) *
1397 (N1 * N1) / (N2 * N 1349 (N1 * N1) / (N2 * N2)));
1398 1350
1399 numeratorTE = N1 * std::cos(incidentangle 1351 numeratorTE = N1 * std::cos(incidentangle) - N2 * cosPhi;
1400 denominatorTE = N1 * std::cos(incidentangle 1352 denominatorTE = N1 * std::cos(incidentangle) + N2 * cosPhi;
1401 rTE = numeratorTE / denominatorTE 1353 rTE = numeratorTE / denominatorTE;
1402 1354
1403 numeratorTM = N2 * std::cos(incidentangle 1355 numeratorTM = N2 * std::cos(incidentangle) - N1 * cosPhi;
1404 denominatorTM = N2 * std::cos(incidentangle 1356 denominatorTM = N2 * std::cos(incidentangle) + N1 * cosPhi;
1405 rTM = numeratorTM / denominatorTM 1357 rTM = numeratorTM / denominatorTM;
1406 1358
1407 // This is my (PG) calculaton for reflectiv 1359 // This is my (PG) calculaton for reflectivity on a metallic surface
1408 // depending on the fraction of TE and TM p 1360 // depending on the fraction of TE and TM polarization
1409 // when TE polarization, E1_parl=0 and E1_p 1361 // 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 1362 // when TM polarization, E1_parl=1 and E1_perp=0, R=abs(rTM)^2
1411 1363
1412 reflectivity_TE = (rTE * conj(rTE)) * (E1_p 1364 reflectivity_TE = (rTE * conj(rTE)) * (E1_perp * E1_perp) /
1413 (E1_perp * E1_perp + E1_p 1365 (E1_perp * E1_perp + E1_parl * E1_parl);
1414 reflectivity_TM = (rTM * conj(rTM)) * (E1_p 1366 reflectivity_TM = (rTM * conj(rTM)) * (E1_parl * E1_parl) /
1415 (E1_perp * E1_perp + E1_p 1367 (E1_perp * E1_perp + E1_parl * E1_parl);
1416 reflectivity = reflectivity_TE + reflectivi 1368 reflectivity = reflectivity_TE + reflectivity_TM;
1417 1369
1418 do 1370 do
1419 { 1371 {
1420 if(G4UniformRand() * real(reflectivity) > 1372 if(G4UniformRand() * real(reflectivity) > real(reflectivity_TE))
1421 { 1373 {
1422 f_iTE = -1; 1374 f_iTE = -1;
1423 } 1375 }
1424 else 1376 else
1425 { 1377 {
1426 f_iTE = 1; 1378 f_iTE = 1;
1427 } 1379 }
1428 if(G4UniformRand() * real(reflectivity) > 1380 if(G4UniformRand() * real(reflectivity) > real(reflectivity_TM))
1429 { 1381 {
1430 f_iTM = -1; 1382 f_iTM = -1;
1431 } 1383 }
1432 else 1384 else
1433 { 1385 {
1434 f_iTM = 1; 1386 f_iTM = 1;
1435 } 1387 }
1436 // Loop checking, 13-Aug-2015, Peter Gump 1388 // Loop checking, 13-Aug-2015, Peter Gumplinger
1437 } while(f_iTE < 0 && f_iTM < 0); 1389 } while(f_iTE < 0 && f_iTM < 0);
1438 1390
1439 return real(reflectivity); 1391 return real(reflectivity);
1440 } 1392 }
1441 1393
1442 //....oooOO0OOooo........oooOO0OOooo........o 1394 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 1395
1443 void G4OpBoundaryProcess::CalculateReflectivi 1396 void G4OpBoundaryProcess::CalculateReflectivity()
1444 { 1397 {
1445 G4double realRindex = fRealRIndexMPV->Value 1398 G4double realRindex = fRealRIndexMPV->Value(fPhotonMomentum, idx_rrindex);
1446 G4double imaginaryRindex = 1399 G4double imaginaryRindex =
1447 fImagRIndexMPV->Value(fPhotonMomentum, id 1400 fImagRIndexMPV->Value(fPhotonMomentum, idx_irindex);
1448 1401
1449 // calculate FacetNormal 1402 // calculate FacetNormal
1450 if(fFinish == ground) 1403 if(fFinish == ground)
1451 { 1404 {
1452 fFacetNormal = GetFacetNormal(fOldMomentu 1405 fFacetNormal = GetFacetNormal(fOldMomentum, fGlobalNormal);
1453 } 1406 }
1454 else 1407 else
1455 { 1408 {
1456 fFacetNormal = fGlobalNormal; 1409 fFacetNormal = fGlobalNormal;
1457 } 1410 }
1458 1411
1459 G4double cost1 = -fOldMomentum * fFacetNorm 1412 G4double cost1 = -fOldMomentum * fFacetNormal;
1460 if(std::abs(cost1) < 1.0 - fCarTolerance) 1413 if(std::abs(cost1) < 1.0 - fCarTolerance)
1461 { 1414 {
1462 fSint1 = std::sqrt(1. - cost1 * cost1); 1415 fSint1 = std::sqrt(1. - cost1 * cost1);
1463 } 1416 }
1464 else 1417 else
1465 { 1418 {
1466 fSint1 = 0.0; 1419 fSint1 = 0.0;
1467 } 1420 }
1468 1421
1469 G4ThreeVector A_trans, A_paral, E1pp, E1pl; 1422 G4ThreeVector A_trans, A_paral, E1pp, E1pl;
1470 G4double E1_perp, E1_parl; 1423 G4double E1_perp, E1_parl;
1471 1424
1472 if(fSint1 > 0.0) 1425 if(fSint1 > 0.0)
1473 { 1426 {
1474 A_trans = (fOldMomentum.cross(fFacetNorma 1427 A_trans = (fOldMomentum.cross(fFacetNormal)).unit();
1475 E1_perp = fOldPolarization * A_trans; 1428 E1_perp = fOldPolarization * A_trans;
1476 E1pp = E1_perp * A_trans; 1429 E1pp = E1_perp * A_trans;
1477 E1pl = fOldPolarization - E1pp; 1430 E1pl = fOldPolarization - E1pp;
1478 E1_parl = E1pl.mag(); 1431 E1_parl = E1pl.mag();
1479 } 1432 }
1480 else 1433 else
1481 { 1434 {
1482 A_trans = fOldPolarization; 1435 A_trans = fOldPolarization;
1483 // Here we Follow Jackson's conventions a 1436 // Here we Follow Jackson's conventions and we set the parallel
1484 // component = 1 in case of a ray perpend 1437 // component = 1 in case of a ray perpendicular to the surface
1485 E1_perp = 0.0; 1438 E1_perp = 0.0;
1486 E1_parl = 1.0; 1439 E1_parl = 1.0;
1487 } 1440 }
1488 1441
1489 G4double incidentangle = GetIncidentAngle() 1442 G4double incidentangle = GetIncidentAngle();
1490 1443
1491 // calculate the reflectivity depending on 1444 // calculate the reflectivity depending on incident angle,
1492 // polarization and complex refractive 1445 // polarization and complex refractive
1493 fReflectivity = GetReflectivity(E1_perp, E1 1446 fReflectivity = GetReflectivity(E1_perp, E1_parl, incidentangle, realRindex,
1494 imaginaryRi 1447 imaginaryRindex);
1495 } 1448 }
1496 1449
1497 //....oooOO0OOooo........oooOO0OOooo........o 1450 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1498 G4bool G4OpBoundaryProcess::InvokeSD(const G4 1451 G4bool G4OpBoundaryProcess::InvokeSD(const G4Step* pStep)
1499 { 1452 {
1500 G4Step aStep = *pStep; 1453 G4Step aStep = *pStep;
1501 aStep.AddTotalEnergyDeposit(fPhotonMomentum 1454 aStep.AddTotalEnergyDeposit(fPhotonMomentum);
1502 1455
1503 G4VSensitiveDetector* sd = aStep.GetPostSte 1456 G4VSensitiveDetector* sd = aStep.GetPostStepPoint()->GetSensitiveDetector();
1504 if(sd != nullptr) 1457 if(sd != nullptr)
1505 return sd->Hit(&aStep); 1458 return sd->Hit(&aStep);
1506 else 1459 else
1507 return false; 1460 return false;
1508 } 1461 }
1509 1462
1510 //....oooOO0OOooo........oooOO0OOooo........o 1463 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1511 inline void G4OpBoundaryProcess::SetInvokeSD( 1464 inline void G4OpBoundaryProcess::SetInvokeSD(G4bool flag)
1512 { 1465 {
1513 fInvokeSD = flag; 1466 fInvokeSD = flag;
1514 G4OpticalParameters::Instance()->SetBoundar 1467 G4OpticalParameters::Instance()->SetBoundaryInvokeSD(fInvokeSD);
1515 } 1468 }
1516 1469
1517 //....oooOO0OOooo........oooOO0OOooo........o 1470 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
1518 void G4OpBoundaryProcess::SetVerboseLevel(G4i 1471 void G4OpBoundaryProcess::SetVerboseLevel(G4int verbose)
1519 { 1472 {
1520 verboseLevel = verbose; 1473 verboseLevel = verbose;
1521 G4OpticalParameters::Instance()->SetBoundar 1474 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 } 1475 }
1832 1476