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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 // mail: gum@triumf.ca
73 // 74 //
74 ////////////////////////////////////////////// 75 ////////////////////////////////////////////////////////////////////////
75 76
76 #include "G4OpBoundaryProcess.hh" <<
77 <<
78 #include "G4ios.hh" 77 #include "G4ios.hh"
79 #include "G4GeometryTolerance.hh" << 78 #include "G4PhysicalConstants.hh"
80 #include "G4LogicalBorderSurface.hh" <<
81 #include "G4LogicalSkinSurface.hh" <<
82 #include "G4OpProcessSubType.hh" 79 #include "G4OpProcessSubType.hh"
83 #include "G4OpticalParameters.hh" << 80
>> 81 #include "G4OpBoundaryProcess.hh"
>> 82 #include "G4GeometryTolerance.hh"
>> 83
>> 84 #include "G4VSensitiveDetector.hh"
84 #include "G4ParallelWorldProcess.hh" 85 #include "G4ParallelWorldProcess.hh"
85 #include "G4PhysicalConstants.hh" << 86
86 #include "G4SystemOfUnits.hh" 87 #include "G4SystemOfUnits.hh"
87 #include "G4TransportationManager.hh" <<
88 #include "G4VSensitiveDetector.hh" <<
89 88
90 //....oooOO0OOooo........oooOO0OOooo........oo << 89 /////////////////////////
>> 90 // Class Implementation
>> 91 /////////////////////////
>> 92
>> 93 //////////////
>> 94 // Operators
>> 95 //////////////
>> 96
>> 97 // G4OpBoundaryProcess::operator=(const G4OpBoundaryProcess &right)
>> 98 // {
>> 99 // }
>> 100
>> 101 /////////////////
>> 102 // Constructors
>> 103 /////////////////
>> 104
91 G4OpBoundaryProcess::G4OpBoundaryProcess(const 105 G4OpBoundaryProcess::G4OpBoundaryProcess(const G4String& processName,
92 G4Pro << 106 G4ProcessType type)
93 : G4VDiscreteProcess(processName, ptype) << 107 : G4VDiscreteProcess(processName, type)
94 { 108 {
95 Initialise(); << 109 if ( verboseLevel > 0) {
>> 110 G4cout << GetProcessName() << " is created " << G4endl;
>> 111 }
96 112
97 if(verboseLevel > 0) << 113 SetProcessSubType(fOpBoundary);
98 { <<
99 G4cout << GetProcessName() << " is created <<
100 } <<
101 SetProcessSubType(fOpBoundary); <<
102 114
103 fStatus = Undefined; << 115 theStatus = Undefined;
104 fModel = glisur; << 116 theModel = glisur;
105 fFinish = polished; << 117 theFinish = polished;
106 fReflectivity = 1.; << 118 theReflectivity = 1.;
107 fEfficiency = 0.; << 119 theEfficiency = 0.;
108 fTransmittance = 0.; << 120 theTransmittance = 0.;
109 fSurfaceRoughness = 0.; <<
110 fProb_sl = 0.; <<
111 fProb_ss = 0.; <<
112 fProb_bs = 0.; <<
113 <<
114 fRealRIndexMPV = nullptr; <<
115 fImagRIndexMPV = nullptr; <<
116 fMaterial1 = nullptr; <<
117 fMaterial2 = nullptr; <<
118 fOpticalSurface = nullptr; <<
119 fCarTolerance = G4GeometryTolerance::GetIn <<
120 <<
121 f_iTE = f_iTM = 0; <<
122 fPhotonMomentum = 0.; <<
123 fRindex1 = fRindex2 = 1.; <<
124 fSint1 = 0.; <<
125 fDichroicVector = nullptr; <<
126 } <<
127 121
128 //....oooOO0OOooo........oooOO0OOooo........oo << 122 theSurfaceRoughness = 0.;
129 G4OpBoundaryProcess::~G4OpBoundaryProcess() = <<
130 123
131 //....oooOO0OOooo........oooOO0OOooo........oo << 124 prob_sl = 0.;
132 void G4OpBoundaryProcess::PreparePhysicsTable( << 125 prob_ss = 0.;
133 { << 126 prob_bs = 0.;
134 Initialise(); <<
135 } <<
136 127
137 //....oooOO0OOooo........oooOO0OOooo........oo << 128 PropertyPointer = NULL;
138 void G4OpBoundaryProcess::Initialise() << 129 PropertyPointer1 = NULL;
139 { << 130 PropertyPointer2 = NULL;
140 G4OpticalParameters* params = G4OpticalParam << 131
141 SetInvokeSD(params->GetBoundaryInvokeSD()); << 132 Material1 = NULL;
142 SetVerboseLevel(params->GetBoundaryVerboseLe << 133 Material2 = NULL;
>> 134
>> 135 OpticalSurface = NULL;
>> 136
>> 137 kCarTolerance = G4GeometryTolerance::GetInstance()
>> 138 ->GetSurfaceTolerance();
>> 139
>> 140 iTE = iTM = 0;
>> 141 thePhotonMomentum = 0.;
>> 142 Rindex1 = Rindex2 = 1.;
>> 143 cost1 = cost2 = sint1 = sint2 = 0.;
>> 144
>> 145 idx = idy = 0;
>> 146 DichroicVector = NULL;
>> 147
>> 148 fInvokeSD = true;
143 } 149 }
144 150
145 //....oooOO0OOooo........oooOO0OOooo........oo << 151 // G4OpBoundaryProcess::G4OpBoundaryProcess(const G4OpBoundaryProcess &right)
146 G4VParticleChange* G4OpBoundaryProcess::PostSt << 152 // {
147 << 153 // }
148 { << 154
149 fStatus = Undefined; << 155 ////////////////
150 aParticleChange.Initialize(aTrack); << 156 // Destructors
151 aParticleChange.ProposeVelocity(aTrack.GetVe << 157 ////////////////
152 << 158
153 // Get hyperStep from G4ParallelWorldProces << 159 G4OpBoundaryProcess::~G4OpBoundaryProcess(){}
154 // NOTE: PostSetpDoIt of this process to be << 160
155 // G4ParallelWorldProcess! << 161 ////////////
156 const G4Step* pStep = &aStep; << 162 // Methods
157 const G4Step* hStep = G4ParallelWorldProcess << 163 ////////////
158 if(hStep != nullptr) <<
159 pStep = hStep; <<
160 <<
161 if(pStep->GetPostStepPoint()->GetStepStatus( <<
162 { <<
163 fMaterial1 = pStep->GetPreStepPoint()->Get <<
164 fMaterial2 = pStep->GetPostStepPoint()->Ge <<
165 } <<
166 else <<
167 { <<
168 fStatus = NotAtBoundary; <<
169 if(verboseLevel > 1) <<
170 BoundaryProcessVerbose(); <<
171 return G4VDiscreteProcess::PostStepDoIt(aT <<
172 } <<
173 164
174 G4VPhysicalVolume* thePrePV = pStep->GetPre << 165 // PostStepDoIt
175 G4VPhysicalVolume* thePostPV = pStep->GetPos << 166 // ------------
>> 167 //
176 168
177 if(verboseLevel > 1) << 169 G4VParticleChange*
178 { << 170 G4OpBoundaryProcess::PostStepDoIt(const G4Track& aTrack, const G4Step& aStep)
179 G4cout << " Photon at Boundary! " << G4end << 171 {
180 if(thePrePV != nullptr) << 172 theStatus = Undefined;
181 G4cout << " thePrePV: " << thePrePV->Ge <<
182 if(thePostPV != nullptr) <<
183 G4cout << " thePostPV: " << thePostPV->G <<
184 } <<
185 173
186 G4double stepLength = aTrack.GetStepLength() << 174 aParticleChange.Initialize(aTrack);
187 if(stepLength <= fCarTolerance) << 175 aParticleChange.ProposeVelocity(aTrack.GetVelocity());
188 { <<
189 fStatus = StepTooSmall; <<
190 if(verboseLevel > 1) <<
191 BoundaryProcessVerbose(); <<
192 <<
193 G4MaterialPropertyVector* groupvel = nullp <<
194 G4MaterialPropertiesTable* aMPT = fMateria <<
195 if(aMPT != nullptr) <<
196 { <<
197 groupvel = aMPT->GetProperty(kGROUPVEL); <<
198 } <<
199 <<
200 if(groupvel != nullptr) <<
201 { <<
202 aParticleChange.ProposeVelocity( <<
203 groupvel->Value(fPhotonMomentum, idx_g <<
204 } <<
205 return G4VDiscreteProcess::PostStepDoIt(aT <<
206 } <<
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 } <<
225 176
226 const G4DynamicParticle* aParticle = aTrack. << 177 // Get hyperStep from G4ParallelWorldProcess
>> 178 // NOTE: PostSetpDoIt of this process should be
>> 179 // invoked after G4ParallelWorldProcess!
227 180
228 fPhotonMomentum = aParticle->GetTotalMoment << 181 const G4Step* pStep = &aStep;
229 fOldMomentum = aParticle->GetMomentumDir <<
230 fOldPolarization = aParticle->GetPolarizatio <<
231 <<
232 if(verboseLevel > 1) <<
233 { <<
234 G4cout << " Old Momentum Direction: " << f <<
235 << " Old Polarization: " << f <<
236 } <<
237 182
238 G4ThreeVector theGlobalPoint = pStep->GetPos << 183 const G4Step* hStep = G4ParallelWorldProcess::GetHyperStep();
239 G4bool valid; << 184
>> 185 if (hStep) pStep = hStep;
240 186
241 // ID of Navigator which limits step << 187 G4bool isOnBoundary =
242 G4int hNavId = G4ParallelWorldProcess::GetHy << 188 (pStep->GetPostStepPoint()->GetStepStatus() == fGeomBoundary);
243 auto iNav = G4TransportationManager::GetT <<
244 ->GetActiveNavigatorsIterator( <<
245 fGlobalNormal = (iNav[hNavId])->GetGlobalExi <<
246 <<
247 if(valid) <<
248 { <<
249 fGlobalNormal = -fGlobalNormal; <<
250 } <<
251 else <<
252 { <<
253 G4ExceptionDescription ed; <<
254 ed << " G4OpBoundaryProcess/PostStepDoIt() <<
255 << " The Navigator reports that it retu <<
256 G4Exception( <<
257 "G4OpBoundaryProcess::PostStepDoIt", "Op <<
258 "Invalid Surface Normal - Geometry must <<
259 } <<
260 189
261 if(fOldMomentum * fGlobalNormal > 0.0) << 190 if (isOnBoundary) {
262 { << 191 Material1 = pStep->GetPreStepPoint()->GetMaterial();
263 #ifdef G4OPTICAL_DEBUG << 192 Material2 = pStep->GetPostStepPoint()->GetMaterial();
264 G4ExceptionDescription ed; << 193 } else {
265 ed << " G4OpBoundaryProcess/PostStepDoIt() << 194 theStatus = NotAtBoundary;
266 "wrong direction. " << 195 if ( verboseLevel > 0) BoundaryProcessVerbose();
267 << G4endl << 196 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
268 << " The momentum of the photon arriv << 197 }
269 << " must exit the volume cross in th <<
270 << " So it MUST have dot < 0 with the <<
271 "volume (globalNormal)." <<
272 << G4endl << " >> The dot product of <<
273 << fOldMomentum * fGlobalNormal << G4en <<
274 << " Old Momentum (during step) <<
275 << " Global Normal (Exiting New Vol <<
276 << G4endl; <<
277 G4Exception("G4OpBoundaryProcess::PostStep <<
278 EventMustBeAborted, // Or Jus <<
279 // repeat <<
280 ed, <<
281 "Invalid Surface Normal - Geom <<
282 "normal pointing in the right <<
283 #else <<
284 fGlobalNormal = -fGlobalNormal; <<
285 #endif <<
286 } <<
287 198
288 G4MaterialPropertyVector* rIndexMPV = nullpt << 199 G4VPhysicalVolume* thePrePV =
289 G4MaterialPropertiesTable* MPT = fMaterial1- << 200 pStep->GetPreStepPoint() ->GetPhysicalVolume();
290 if(MPT != nullptr) << 201 G4VPhysicalVolume* thePostPV =
291 { << 202 pStep->GetPostStepPoint()->GetPhysicalVolume();
292 rIndexMPV = MPT->GetProperty(kRINDEX); <<
293 } <<
294 if(rIndexMPV != nullptr) <<
295 { <<
296 fRindex1 = rIndexMPV->Value(fPhotonMomentu <<
297 } <<
298 else <<
299 { <<
300 fStatus = NoRINDEX; <<
301 if(verboseLevel > 1) <<
302 BoundaryProcessVerbose(); <<
303 aParticleChange.ProposeLocalEnergyDeposit( <<
304 aParticleChange.ProposeTrackStatus(fStopAn <<
305 return G4VDiscreteProcess::PostStepDoIt(aT <<
306 } <<
307 203
308 fReflectivity = 1.; << 204 if ( verboseLevel > 0 ) {
309 fEfficiency = 0.; << 205 G4cout << " Photon at Boundary! " << G4endl;
310 fTransmittance = 0.; << 206 if (thePrePV) G4cout << " thePrePV: " << thePrePV->GetName() << G4endl;
311 fSurfaceRoughness = 0.; << 207 if (thePostPV) G4cout << " thePostPV: " << thePostPV->GetName() << G4endl;
312 fModel = glisur; << 208 }
313 fFinish = polished; <<
314 G4SurfaceType type = dielectric_dielectric; <<
315 <<
316 rIndexMPV = nullptr; <<
317 fOpticalSurface = nullptr; <<
318 <<
319 G4LogicalSurface* surface = <<
320 G4LogicalBorderSurface::GetSurface(thePreP <<
321 if(surface == nullptr) <<
322 { <<
323 if(thePostPV->GetMotherLogical() == thePre <<
324 { <<
325 surface = G4LogicalSkinSurface::GetSurfa <<
326 if(surface == nullptr) <<
327 { <<
328 surface = <<
329 G4LogicalSkinSurface::GetSurface(the <<
330 } <<
331 } <<
332 else <<
333 { <<
334 surface = G4LogicalSkinSurface::GetSurfa <<
335 if(surface == nullptr) <<
336 { <<
337 surface = <<
338 G4LogicalSkinSurface::GetSurface(the <<
339 } <<
340 } <<
341 } <<
342 209
343 if(surface != nullptr) << 210 if (aTrack.GetStepLength()<=kCarTolerance/2){
344 { << 211 theStatus = StepTooSmall;
345 fOpticalSurface = << 212 if ( verboseLevel > 0) BoundaryProcessVerbose();
346 dynamic_cast<G4OpticalSurface*>(surface- << 213 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
347 } <<
348 if(fOpticalSurface != nullptr) <<
349 { <<
350 type = fOpticalSurface->GetType(); <<
351 fModel = fOpticalSurface->GetModel(); <<
352 fFinish = fOpticalSurface->GetFinish(); <<
353 <<
354 G4MaterialPropertiesTable* sMPT = <<
355 fOpticalSurface->GetMaterialPropertiesTa <<
356 if(sMPT != nullptr) <<
357 { <<
358 if(fFinish == polishedbackpainted || fFi <<
359 { <<
360 rIndexMPV = sMPT->GetProperty(kRINDEX) <<
361 if(rIndexMPV != nullptr) <<
362 { <<
363 fRindex2 = rIndexMPV->Value(fPhotonM <<
364 } 214 }
365 else << 215
366 { << 216 const G4DynamicParticle* aParticle = aTrack.GetDynamicParticle();
367 fStatus = NoRINDEX; << 217
368 if(verboseLevel > 1) << 218 thePhotonMomentum = aParticle->GetTotalMomentum();
369 BoundaryProcessVerbose(); << 219 OldMomentum = aParticle->GetMomentumDirection();
370 aParticleChange.ProposeLocalEnergyDe << 220 OldPolarization = aParticle->GetPolarization();
371 aParticleChange.ProposeTrackStatus(f << 221
372 return G4VDiscreteProcess::PostStepD << 222 if ( verboseLevel > 0 ) {
>> 223 G4cout << " Old Momentum Direction: " << OldMomentum << G4endl;
>> 224 G4cout << " Old Polarization: " << OldPolarization << G4endl;
373 } 225 }
374 } <<
375 226
376 fRealRIndexMPV = sMPT->GetProperty(kREAL << 227 G4ThreeVector theGlobalPoint = pStep->GetPostStepPoint()->GetPosition();
377 fImagRIndexMPV = sMPT->GetProperty(kIMAG << 228
378 f_iTE = f_iTM = 1; << 229 G4bool valid;
379 << 230 // Use the new method for Exit Normal in global coordinates,
380 G4MaterialPropertyVector* pp; << 231 // which provides the normal more reliably.
381 if((pp = sMPT->GetProperty(kREFLECTIVITY << 232
382 { << 233 // ID of Navigator which limits step
383 fReflectivity = pp->Value(fPhotonMomen << 234
384 } << 235 G4int hNavId = G4ParallelWorldProcess::GetHypNavigatorID();
385 else if(fRealRIndexMPV && fImagRIndexMPV << 236 std::vector<G4Navigator*>::iterator iNav =
386 { << 237 G4TransportationManager::GetTransportationManager()->
387 CalculateReflectivity(); << 238 GetActiveNavigatorsIterator();
388 } << 239 theGlobalNormal =
389 << 240 (iNav[hNavId])->GetGlobalExitNormal(theGlobalPoint,&valid);
390 if((pp = sMPT->GetProperty(kEFFICIENCY)) << 241
391 { << 242 if (valid) {
392 fEfficiency = pp->Value(fPhotonMomentu << 243 theGlobalNormal = -theGlobalNormal;
393 } <<
394 if((pp = sMPT->GetProperty(kTRANSMITTANC <<
395 { <<
396 fTransmittance = pp->Value(fPhotonMome <<
397 } <<
398 if(sMPT->ConstPropertyExists(kSURFACEROU <<
399 { <<
400 fSurfaceRoughness = sMPT->GetConstProp <<
401 } <<
402 <<
403 if(fModel == unified) <<
404 { <<
405 fProb_sl = (pp = sMPT->GetProperty(kSP <<
406 ? pp->Value(fPhotonMoment <<
407 : 0.; <<
408 fProb_ss = (pp = sMPT->GetProperty(kSP <<
409 ? pp->Value(fPhotonMoment <<
410 : 0.; <<
411 fProb_bs = (pp = sMPT->GetProperty(kBA <<
412 ? pp->Value(fPhotonMoment <<
413 : 0.; <<
414 } <<
415 } // end of if(sMPT) <<
416 else if(fFinish == polishedbackpainted || <<
417 { <<
418 aParticleChange.ProposeLocalEnergyDeposi <<
419 aParticleChange.ProposeTrackStatus(fStop <<
420 return G4VDiscreteProcess::PostStepDoIt( <<
421 } <<
422 } // end of if(fOpticalSurface) <<
423 <<
424 // DIELECTRIC-DIELECTRIC <<
425 if(type == dielectric_dielectric) <<
426 { <<
427 if(fFinish == polished || fFinish == groun <<
428 { <<
429 if(fMaterial1 == fMaterial2) <<
430 { <<
431 fStatus = SameMaterial; <<
432 if(verboseLevel > 1) <<
433 BoundaryProcessVerbose(); <<
434 return G4VDiscreteProcess::PostStepDoI <<
435 } <<
436 MPT = fMaterial2->GetMaterialPrope <<
437 rIndexMPV = nullptr; <<
438 if(MPT != nullptr) <<
439 { <<
440 rIndexMPV = MPT->GetProperty(kRINDEX); <<
441 } <<
442 if(rIndexMPV != nullptr) <<
443 { <<
444 fRindex2 = rIndexMPV->Value(fPhotonMom <<
445 } <<
446 else <<
447 { <<
448 fStatus = NoRINDEX; <<
449 if(verboseLevel > 1) <<
450 BoundaryProcessVerbose(); <<
451 aParticleChange.ProposeLocalEnergyDepo <<
452 aParticleChange.ProposeTrackStatus(fSt <<
453 return G4VDiscreteProcess::PostStepDoI <<
454 } <<
455 } <<
456 if(fFinish == polishedbackpainted || fFini <<
457 { <<
458 DielectricDielectric(); <<
459 } <<
460 else <<
461 { <<
462 G4double rand = G4UniformRand(); <<
463 if(rand > fReflectivity + fTransmittance <<
464 { <<
465 DoAbsorption(); <<
466 } <<
467 else if(rand > fReflectivity) <<
468 { <<
469 fStatus = Transmission; <<
470 fNewMomentum = fOldMomentum; <<
471 fNewPolarization = fOldPolarization; <<
472 } <<
473 else <<
474 { <<
475 if(fFinish == polishedfrontpainted) <<
476 { <<
477 DoReflection(); <<
478 } 244 }
479 else if(fFinish == groundfrontpainted) << 245 else
480 { 246 {
481 fStatus = LambertianReflection; << 247 G4ExceptionDescription ed;
482 DoReflection(); << 248 ed << " G4OpBoundaryProcess/PostStepDoIt(): "
>> 249 << " The Navigator reports that it returned an invalid normal"
>> 250 << G4endl;
>> 251 G4Exception("G4OpBoundaryProcess::PostStepDoIt", "OpBoun01",
>> 252 EventMustBeAborted,ed,
>> 253 "Invalid Surface Normal - Geometry must return valid surface normal");
483 } 254 }
484 else << 255
485 { << 256 if (OldMomentum * theGlobalNormal > 0.0) {
486 DielectricDielectric(); << 257 #ifdef G4OPTICAL_DEBUG
>> 258 G4ExceptionDescription ed;
>> 259 ed << " G4OpBoundaryProcess/PostStepDoIt(): "
>> 260 << " theGlobalNormal points in a wrong direction. "
>> 261 << G4endl;
>> 262 ed << " The momentum of the photon arriving at interface (oldMomentum)"
>> 263 << " must exit the volume cross in the step. " << G4endl;
>> 264 ed << " So it MUST have dot < 0 with the normal that Exits the new volume (globalNormal)." << G4endl;
>> 265 ed << " >> The dot product of oldMomentum and global Normal is " << OldMomentum*theGlobalNormal << G4endl;
>> 266 ed << " Old Momentum (during step) = " << OldMomentum << G4endl;
>> 267 ed << " Global Normal (Exiting New Vol) = " << theGlobalNormal << G4endl;
>> 268 ed << G4endl;
>> 269 G4Exception("G4OpBoundaryProcess::PostStepDoIt", "OpBoun02",
>> 270 EventMustBeAborted, // Or JustWarning to see if it happens repeatedbly on one ray
>> 271 ed,
>> 272 "Invalid Surface Normal - Geometry must return valid surface normal pointing in the right direction");
>> 273 #else
>> 274 theGlobalNormal = -theGlobalNormal;
>> 275 #endif
487 } 276 }
488 } << 277
489 } << 278 G4MaterialPropertiesTable* aMaterialPropertiesTable;
490 } << 279 G4MaterialPropertyVector* Rindex;
491 else if(type == dielectric_metal) << 280
492 { << 281 aMaterialPropertiesTable = Material1->GetMaterialPropertiesTable();
493 DielectricMetal(); << 282 if (aMaterialPropertiesTable) {
494 } << 283 Rindex = aMaterialPropertiesTable->GetProperty(kRINDEX);
495 else if(type == dielectric_LUT) << 284 }
496 { << 285 else {
497 DielectricLUT(); << 286 theStatus = NoRINDEX;
498 } << 287 if ( verboseLevel > 0) BoundaryProcessVerbose();
499 else if(type == dielectric_LUTDAVIS) << 288 aParticleChange.ProposeLocalEnergyDeposit(thePhotonMomentum);
500 { << 289 aParticleChange.ProposeTrackStatus(fStopAndKill);
501 DielectricLUTDAVIS(); << 290 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
502 } << 291 }
503 else if(type == dielectric_dichroic) << 292
504 { << 293 if (Rindex) {
505 DielectricDichroic(); << 294 Rindex1 = Rindex->Value(thePhotonMomentum);
506 } << 295 }
507 else if(type == coated) << 296 else {
508 { << 297 theStatus = NoRINDEX;
509 CoatedDielectricDielectric(); << 298 if ( verboseLevel > 0) BoundaryProcessVerbose();
510 } << 299 aParticleChange.ProposeLocalEnergyDeposit(thePhotonMomentum);
511 else << 300 aParticleChange.ProposeTrackStatus(fStopAndKill);
512 { << 301 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
513 if(fNumBdryTypeWarnings <= 10) << 302 }
514 { << 303
515 ++fNumBdryTypeWarnings; << 304 theReflectivity = 1.;
516 if(verboseLevel > 0) << 305 theEfficiency = 0.;
517 { << 306 theTransmittance = 0.;
518 G4ExceptionDescription ed; << 307
519 ed << " PostStepDoIt(): Illegal bounda << 308 theSurfaceRoughness = 0.;
520 if(fNumBdryTypeWarnings == 10) << 309
521 { << 310 theModel = glisur;
522 ed << "** Boundary type warnings sto << 311 theFinish = polished;
>> 312
>> 313 G4SurfaceType type = dielectric_dielectric;
>> 314
>> 315 Rindex = NULL;
>> 316 OpticalSurface = NULL;
>> 317
>> 318 G4LogicalSurface* Surface = NULL;
>> 319
>> 320 Surface = G4LogicalBorderSurface::GetSurface(thePrePV, thePostPV);
>> 321
>> 322 if (Surface == NULL){
>> 323 G4bool enteredDaughter= (thePostPV->GetMotherLogical() ==
>> 324 thePrePV ->GetLogicalVolume());
>> 325 if(enteredDaughter){
>> 326 Surface =
>> 327 G4LogicalSkinSurface::GetSurface(thePostPV->GetLogicalVolume());
>> 328 if(Surface == NULL)
>> 329 Surface =
>> 330 G4LogicalSkinSurface::GetSurface(thePrePV->GetLogicalVolume());
>> 331 }
>> 332 else {
>> 333 Surface =
>> 334 G4LogicalSkinSurface::GetSurface(thePrePV->GetLogicalVolume());
>> 335 if(Surface == NULL)
>> 336 Surface =
>> 337 G4LogicalSkinSurface::GetSurface(thePostPV->GetLogicalVolume());
>> 338 }
>> 339 }
>> 340
>> 341 if (Surface) OpticalSurface =
>> 342 dynamic_cast <G4OpticalSurface*> (Surface->GetSurfaceProperty());
>> 343
>> 344 if (OpticalSurface) {
>> 345
>> 346 type = OpticalSurface->GetType();
>> 347 theModel = OpticalSurface->GetModel();
>> 348 theFinish = OpticalSurface->GetFinish();
>> 349
>> 350 aMaterialPropertiesTable = OpticalSurface->
>> 351 GetMaterialPropertiesTable();
>> 352
>> 353 if (aMaterialPropertiesTable) {
>> 354
>> 355 if (theFinish == polishedbackpainted ||
>> 356 theFinish == groundbackpainted ) {
>> 357 Rindex = aMaterialPropertiesTable->GetProperty(kRINDEX);
>> 358 if (Rindex) {
>> 359 Rindex2 = Rindex->Value(thePhotonMomentum);
>> 360 }
>> 361 else {
>> 362 theStatus = NoRINDEX;
>> 363 if ( verboseLevel > 0) BoundaryProcessVerbose();
>> 364 aParticleChange.ProposeLocalEnergyDeposit(thePhotonMomentum);
>> 365 aParticleChange.ProposeTrackStatus(fStopAndKill);
>> 366 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
>> 367 }
>> 368 }
>> 369
>> 370 PropertyPointer =
>> 371 aMaterialPropertiesTable->GetProperty(kREFLECTIVITY);
>> 372 PropertyPointer1 =
>> 373 aMaterialPropertiesTable->GetProperty(kREALRINDEX);
>> 374 PropertyPointer2 =
>> 375 aMaterialPropertiesTable->GetProperty(kIMAGINARYRINDEX);
>> 376
>> 377 iTE = 1;
>> 378 iTM = 1;
>> 379
>> 380 if (PropertyPointer) {
>> 381
>> 382 theReflectivity =
>> 383 PropertyPointer->Value(thePhotonMomentum);
>> 384
>> 385 } else if (PropertyPointer1 && PropertyPointer2) {
>> 386
>> 387 CalculateReflectivity();
>> 388
>> 389 }
>> 390
>> 391 PropertyPointer =
>> 392 aMaterialPropertiesTable->GetProperty(kEFFICIENCY);
>> 393 if (PropertyPointer) {
>> 394 theEfficiency =
>> 395 PropertyPointer->Value(thePhotonMomentum);
>> 396 }
>> 397
>> 398 PropertyPointer =
>> 399 aMaterialPropertiesTable->GetProperty(kTRANSMITTANCE);
>> 400 if (PropertyPointer) {
>> 401 theTransmittance =
>> 402 PropertyPointer->Value(thePhotonMomentum);
>> 403 }
>> 404
>> 405 if (aMaterialPropertiesTable->
>> 406 ConstPropertyExists("SURFACEROUGHNESS"))
>> 407 theSurfaceRoughness = aMaterialPropertiesTable->
>> 408 GetConstProperty(kSURFACEROUGHNESS);
>> 409
>> 410 if ( theModel == unified ) {
>> 411 PropertyPointer =
>> 412 aMaterialPropertiesTable->GetProperty(kSPECULARLOBECONSTANT);
>> 413 if (PropertyPointer) {
>> 414 prob_sl =
>> 415 PropertyPointer->Value(thePhotonMomentum);
>> 416 } else {
>> 417 prob_sl = 0.0;
>> 418 }
>> 419
>> 420 PropertyPointer =
>> 421 aMaterialPropertiesTable->GetProperty(kSPECULARSPIKECONSTANT);
>> 422 if (PropertyPointer) {
>> 423 prob_ss =
>> 424 PropertyPointer->Value(thePhotonMomentum);
>> 425 } else {
>> 426 prob_ss = 0.0;
>> 427 }
>> 428
>> 429 PropertyPointer =
>> 430 aMaterialPropertiesTable->GetProperty(kBACKSCATTERCONSTANT);
>> 431 if (PropertyPointer) {
>> 432 prob_bs =
>> 433 PropertyPointer->Value(thePhotonMomentum);
>> 434 } else {
>> 435 prob_bs = 0.0;
>> 436 }
>> 437 }
>> 438 }
>> 439 else if (theFinish == polishedbackpainted ||
>> 440 theFinish == groundbackpainted ) {
>> 441 aParticleChange.ProposeLocalEnergyDeposit(thePhotonMomentum);
>> 442 aParticleChange.ProposeTrackStatus(fStopAndKill);
>> 443 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
>> 444 }
>> 445 }
>> 446
>> 447 if (type == dielectric_dielectric ) {
>> 448 if (theFinish == polished || theFinish == ground ) {
>> 449
>> 450 if (Material1 == Material2){
>> 451 theStatus = SameMaterial;
>> 452 if ( verboseLevel > 0) BoundaryProcessVerbose();
>> 453 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
>> 454 }
>> 455 aMaterialPropertiesTable =
>> 456 Material2->GetMaterialPropertiesTable();
>> 457 if (aMaterialPropertiesTable)
>> 458 Rindex = aMaterialPropertiesTable->GetProperty(kRINDEX);
>> 459 if (Rindex) {
>> 460 Rindex2 = Rindex->Value(thePhotonMomentum);
>> 461 }
>> 462 else {
>> 463 theStatus = NoRINDEX;
>> 464 if ( verboseLevel > 0) BoundaryProcessVerbose();
>> 465 aParticleChange.ProposeLocalEnergyDeposit(thePhotonMomentum);
>> 466 aParticleChange.ProposeTrackStatus(fStopAndKill);
>> 467 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
>> 468 }
>> 469 }
>> 470 }
>> 471
>> 472 if (type == dielectric_metal) {
>> 473
>> 474 DielectricMetal();
>> 475
>> 476 }
>> 477 else if (type == dielectric_LUT) {
>> 478
>> 479 DielectricLUT();
>> 480
>> 481 }
>> 482 else if (type == dielectric_LUTDAVIS) {
>> 483
>> 484 DielectricLUTDAVIS();
>> 485
>> 486 }
>> 487 else if (type == dielectric_dichroic) {
>> 488
>> 489 DielectricDichroic();
>> 490
>> 491 }
>> 492 else if (type == dielectric_dielectric) {
>> 493
>> 494 if ( theFinish == polishedbackpainted ||
>> 495 theFinish == groundbackpainted ) {
>> 496 DielectricDielectric();
>> 497 }
>> 498 else {
>> 499 G4double rand = G4UniformRand();
>> 500 if ( rand > theReflectivity ) {
>> 501 if (rand > theReflectivity + theTransmittance) {
>> 502 DoAbsorption();
>> 503 } else {
>> 504 theStatus = Transmission;
>> 505 NewMomentum = OldMomentum;
>> 506 NewPolarization = OldPolarization;
>> 507 }
>> 508 }
>> 509 else {
>> 510 if ( theFinish == polishedfrontpainted ) {
>> 511 DoReflection();
>> 512 }
>> 513 else if ( theFinish == groundfrontpainted ) {
>> 514 theStatus = LambertianReflection;
>> 515 DoReflection();
>> 516 }
>> 517 else {
>> 518 DielectricDielectric();
>> 519 }
>> 520 }
>> 521 }
523 } 522 }
524 G4Exception("G4OpBoundaryProcess", "Op << 523 else {
525 } <<
526 } <<
527 return G4VDiscreteProcess::PostStepDoIt(aT <<
528 } <<
529 524
530 fNewMomentum = fNewMomentum.unit(); << 525 G4cerr << " Error: G4BoundaryProcess: illegal boundary type " << G4endl;
531 fNewPolarization = fNewPolarization.unit(); << 526 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
532 527
533 if(verboseLevel > 1) << 528 }
534 { <<
535 G4cout << " New Momentum Direction: " << f <<
536 << " New Polarization: " << f <<
537 BoundaryProcessVerbose(); <<
538 } <<
539 529
540 aParticleChange.ProposeMomentumDirection(fNe << 530 NewMomentum = NewMomentum.unit();
541 aParticleChange.ProposePolarization(fNewPola << 531 NewPolarization = NewPolarization.unit();
542 532
543 if(fStatus == FresnelRefraction || fStatus = << 533 if ( verboseLevel > 0) {
544 { << 534 G4cout << " New Momentum Direction: " << NewMomentum << G4endl;
545 // not all surface types check that fMater << 535 G4cout << " New Polarization: " << NewPolarization << G4endl;
546 G4MaterialPropertiesTable* aMPT = fMateria << 536 BoundaryProcessVerbose();
547 G4MaterialPropertyVector* groupvel = nullp << 537 }
548 if(aMPT != nullptr) <<
549 { <<
550 groupvel = aMPT->GetProperty(kGROUPVEL); <<
551 } <<
552 if(groupvel != nullptr) <<
553 { <<
554 aParticleChange.ProposeVelocity( <<
555 groupvel->Value(fPhotonMomentum, idx_g <<
556 } <<
557 } <<
558 538
559 if(fStatus == Detection && fInvokeSD) << 539 aParticleChange.ProposeMomentumDirection(NewMomentum);
560 InvokeSD(pStep); << 540 aParticleChange.ProposePolarization(NewPolarization);
561 return G4VDiscreteProcess::PostStepDoIt(aTra << 541
>> 542 if ( theStatus == FresnelRefraction || theStatus == Transmission ) {
>> 543 G4MaterialPropertyVector* groupvel =
>> 544 Material2->GetMaterialPropertiesTable()->GetProperty(kGROUPVEL);
>> 545 G4double finalVelocity = groupvel->Value(thePhotonMomentum);
>> 546 aParticleChange.ProposeVelocity(finalVelocity);
>> 547 }
>> 548
>> 549 if ( theStatus == Detection && fInvokeSD ) InvokeSD(pStep);
>> 550
>> 551 return G4VDiscreteProcess::PostStepDoIt(aTrack, aStep);
562 } 552 }
563 553
564 //....oooOO0OOooo........oooOO0OOooo........oo <<
565 void G4OpBoundaryProcess::BoundaryProcessVerbo 554 void G4OpBoundaryProcess::BoundaryProcessVerbose() const
566 { 555 {
567 G4cout << " *** "; << 556 if ( theStatus == Undefined )
568 if(fStatus == Undefined) << 557 G4cout << " *** Undefined *** " << G4endl;
569 G4cout << "Undefined"; << 558 if ( theStatus == Transmission )
570 else if(fStatus == Transmission) << 559 G4cout << " *** Transmission *** " << G4endl;
571 G4cout << "Transmission"; << 560 if ( theStatus == FresnelRefraction )
572 else if(fStatus == FresnelRefraction) << 561 G4cout << " *** FresnelRefraction *** " << G4endl;
573 G4cout << "FresnelRefraction"; << 562 if ( theStatus == FresnelReflection )
574 else if(fStatus == FresnelReflection) << 563 G4cout << " *** FresnelReflection *** " << G4endl;
575 G4cout << "FresnelReflection"; << 564 if ( theStatus == TotalInternalReflection )
576 else if(fStatus == TotalInternalReflection) << 565 G4cout << " *** TotalInternalReflection *** " << G4endl;
577 G4cout << "TotalInternalReflection"; << 566 if ( theStatus == LambertianReflection )
578 else if(fStatus == LambertianReflection) << 567 G4cout << " *** LambertianReflection *** " << G4endl;
579 G4cout << "LambertianReflection"; << 568 if ( theStatus == LobeReflection )
580 else if(fStatus == LobeReflection) << 569 G4cout << " *** LobeReflection *** " << G4endl;
581 G4cout << "LobeReflection"; << 570 if ( theStatus == SpikeReflection )
582 else if(fStatus == SpikeReflection) << 571 G4cout << " *** SpikeReflection *** " << G4endl;
583 G4cout << "SpikeReflection"; << 572 if ( theStatus == BackScattering )
584 else if(fStatus == BackScattering) << 573 G4cout << " *** BackScattering *** " << G4endl;
585 G4cout << "BackScattering"; << 574 if ( theStatus == PolishedLumirrorAirReflection )
586 else if(fStatus == PolishedLumirrorAirReflec << 575 G4cout << " *** PolishedLumirrorAirReflection *** " << G4endl;
587 G4cout << "PolishedLumirrorAirReflection"; << 576 if ( theStatus == PolishedLumirrorGlueReflection )
588 else if(fStatus == PolishedLumirrorGlueRefle << 577 G4cout << " *** PolishedLumirrorGlueReflection *** " << G4endl;
589 G4cout << "PolishedLumirrorGlueReflection" << 578 if ( theStatus == PolishedAirReflection )
590 else if(fStatus == PolishedAirReflection) << 579 G4cout << " *** PolishedAirReflection *** " << G4endl;
591 G4cout << "PolishedAirReflection"; << 580 if ( theStatus == PolishedTeflonAirReflection )
592 else if(fStatus == PolishedTeflonAirReflecti << 581 G4cout << " *** PolishedTeflonAirReflection *** " << G4endl;
593 G4cout << "PolishedTeflonAirReflection"; << 582 if ( theStatus == PolishedTiOAirReflection )
594 else if(fStatus == PolishedTiOAirReflection) << 583 G4cout << " *** PolishedTiOAirReflection *** " << G4endl;
595 G4cout << "PolishedTiOAirReflection"; << 584 if ( theStatus == PolishedTyvekAirReflection )
596 else if(fStatus == PolishedTyvekAirReflectio << 585 G4cout << " *** PolishedTyvekAirReflection *** " << G4endl;
597 G4cout << "PolishedTyvekAirReflection"; << 586 if ( theStatus == PolishedVM2000AirReflection )
598 else if(fStatus == PolishedVM2000AirReflecti << 587 G4cout << " *** PolishedVM2000AirReflection *** " << G4endl;
599 G4cout << "PolishedVM2000AirReflection"; << 588 if ( theStatus == PolishedVM2000GlueReflection )
600 else if(fStatus == PolishedVM2000GlueReflect << 589 G4cout << " *** PolishedVM2000GlueReflection *** " << G4endl;
601 G4cout << "PolishedVM2000GlueReflection"; << 590 if ( theStatus == EtchedLumirrorAirReflection )
602 else if(fStatus == EtchedLumirrorAirReflecti << 591 G4cout << " *** EtchedLumirrorAirReflection *** " << G4endl;
603 G4cout << "EtchedLumirrorAirReflection"; << 592 if ( theStatus == EtchedLumirrorGlueReflection )
604 else if(fStatus == EtchedLumirrorGlueReflect << 593 G4cout << " *** EtchedLumirrorGlueReflection *** " << G4endl;
605 G4cout << "EtchedLumirrorGlueReflection"; << 594 if ( theStatus == EtchedAirReflection )
606 else if(fStatus == EtchedAirReflection) << 595 G4cout << " *** EtchedAirReflection *** " << G4endl;
607 G4cout << "EtchedAirReflection"; << 596 if ( theStatus == EtchedTeflonAirReflection )
608 else if(fStatus == EtchedTeflonAirReflection << 597 G4cout << " *** EtchedTeflonAirReflection *** " << G4endl;
609 G4cout << "EtchedTeflonAirReflection"; << 598 if ( theStatus == EtchedTiOAirReflection )
610 else if(fStatus == EtchedTiOAirReflection) << 599 G4cout << " *** EtchedTiOAirReflection *** " << G4endl;
611 G4cout << "EtchedTiOAirReflection"; << 600 if ( theStatus == EtchedTyvekAirReflection )
612 else if(fStatus == EtchedTyvekAirReflection) << 601 G4cout << " *** EtchedTyvekAirReflection *** " << G4endl;
613 G4cout << "EtchedTyvekAirReflection"; << 602 if ( theStatus == EtchedVM2000AirReflection )
614 else if(fStatus == EtchedVM2000AirReflection << 603 G4cout << " *** EtchedVM2000AirReflection *** " << G4endl;
615 G4cout << "EtchedVM2000AirReflection"; << 604 if ( theStatus == EtchedVM2000GlueReflection )
616 else if(fStatus == EtchedVM2000GlueReflectio << 605 G4cout << " *** EtchedVM2000GlueReflection *** " << G4endl;
617 G4cout << "EtchedVM2000GlueReflection"; << 606 if ( theStatus == GroundLumirrorAirReflection )
618 else if(fStatus == GroundLumirrorAirReflecti << 607 G4cout << " *** GroundLumirrorAirReflection *** " << G4endl;
619 G4cout << "GroundLumirrorAirReflection"; << 608 if ( theStatus == GroundLumirrorGlueReflection )
620 else if(fStatus == GroundLumirrorGlueReflect << 609 G4cout << " *** GroundLumirrorGlueReflection *** " << G4endl;
621 G4cout << "GroundLumirrorGlueReflection"; << 610 if ( theStatus == GroundAirReflection )
622 else if(fStatus == GroundAirReflection) << 611 G4cout << " *** GroundAirReflection *** " << G4endl;
623 G4cout << "GroundAirReflection"; << 612 if ( theStatus == GroundTeflonAirReflection )
624 else if(fStatus == GroundTeflonAirReflection << 613 G4cout << " *** GroundTeflonAirReflection *** " << G4endl;
625 G4cout << "GroundTeflonAirReflection"; << 614 if ( theStatus == GroundTiOAirReflection )
626 else if(fStatus == GroundTiOAirReflection) << 615 G4cout << " *** GroundTiOAirReflection *** " << G4endl;
627 G4cout << "GroundTiOAirReflection"; << 616 if ( theStatus == GroundTyvekAirReflection )
628 else if(fStatus == GroundTyvekAirReflection) << 617 G4cout << " *** GroundTyvekAirReflection *** " << G4endl;
629 G4cout << "GroundTyvekAirReflection"; << 618 if ( theStatus == GroundVM2000AirReflection )
630 else if(fStatus == GroundVM2000AirReflection << 619 G4cout << " *** GroundVM2000AirReflection *** " << G4endl;
631 G4cout << "GroundVM2000AirReflection"; << 620 if ( theStatus == GroundVM2000GlueReflection )
632 else if(fStatus == GroundVM2000GlueReflectio << 621 G4cout << " *** GroundVM2000GlueReflection *** " << G4endl;
633 G4cout << "GroundVM2000GlueReflection"; << 622 if ( theStatus == Absorption )
634 else if(fStatus == Absorption) << 623 G4cout << " *** Absorption *** " << G4endl;
635 G4cout << "Absorption"; << 624 if ( theStatus == Detection )
636 else if(fStatus == Detection) << 625 G4cout << " *** Detection *** " << G4endl;
637 G4cout << "Detection"; << 626 if ( theStatus == NotAtBoundary )
638 else if(fStatus == NotAtBoundary) << 627 G4cout << " *** NotAtBoundary *** " << G4endl;
639 G4cout << "NotAtBoundary"; << 628 if ( theStatus == SameMaterial )
640 else if(fStatus == SameMaterial) << 629 G4cout << " *** SameMaterial *** " << G4endl;
641 G4cout << "SameMaterial"; << 630 if ( theStatus == StepTooSmall )
642 else if(fStatus == StepTooSmall) << 631 G4cout << " *** StepTooSmall *** " << G4endl;
643 G4cout << "StepTooSmall"; << 632 if ( theStatus == NoRINDEX )
644 else if(fStatus == NoRINDEX) << 633 G4cout << " *** NoRINDEX *** " << G4endl;
645 G4cout << "NoRINDEX"; << 634 if ( theStatus == Dichroic )
646 else if(fStatus == Dichroic) << 635 G4cout << " *** Dichroic Transmission *** " << G4endl;
647 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; <<
656 } 636 }
657 637
658 //....oooOO0OOooo........oooOO0OOooo........oo << 638 G4ThreeVector
659 G4ThreeVector G4OpBoundaryProcess::GetFacetNor << 639 G4OpBoundaryProcess::GetFacetNormal(const G4ThreeVector& Momentum,
660 const G4ThreeVector& momentum, const G4Three << 640 const G4ThreeVector& Normal ) const
661 { 641 {
662 G4ThreeVector facetNormal; << 642 G4ThreeVector FacetNormal;
663 if(fModel == unified || fModel == LUT || fMo << 643
664 { << 644 if (theModel == unified || theModel == LUT || theModel== DAVIS) {
665 /* This function codes alpha to a random v << 645
666 distribution p(alpha) = g(alpha; 0, sigma_ << 646 /* This function code alpha to a random value taken from the
667 for alpha > 0 and alpha < 90, where g(alph << 647 distribution p(alpha) = g(alpha; 0, sigma_alpha)*std::sin(alpha),
668 gaussian distribution with mean 0 and stan << 648 for alpha > 0 and alpha < 90, where g(alpha; 0, sigma_alpha)
669 << 649 is a gaussian distribution with mean 0 and standard deviation
670 G4double sigma_alpha = 0.0; << 650 sigma_alpha. */
671 if(fOpticalSurface) << 651
672 sigma_alpha = fOpticalSurface->GetSigmaA << 652 G4double alpha;
673 if(sigma_alpha == 0.0) << 653
674 { << 654 G4double sigma_alpha = 0.0;
675 return normal; << 655 if (OpticalSurface) sigma_alpha = OpticalSurface->GetSigmaAlpha();
676 } << 656
677 << 657 if (sigma_alpha == 0.0) return FacetNormal = Normal;
678 G4double f_max = std::min(1.0, 4. * sigma_ << 658
679 G4double alpha, phi, sinAlpha; << 659 G4double f_max = std::min(1.0,4.*sigma_alpha);
680 << 660
681 do << 661 G4double phi, SinAlpha, CosAlpha, SinPhi, CosPhi, unit_x, unit_y, unit_z;
682 { // Loop checking, 13-Aug-2015, Peter Gu << 662 G4ThreeVector tmpNormal;
683 do << 663
684 { // Loop checking, 13-Aug-2015, Peter << 664 do {
685 alpha = G4RandGauss::shoot(0.0, sig << 665 do {
686 sinAlpha = std::sin(alpha); << 666 alpha = G4RandGauss::shoot(0.0,sigma_alpha);
687 } while(G4UniformRand() * f_max > sinAlp << 667 // Loop checking, 13-Aug-2015, Peter Gumplinger
688 << 668 } while (G4UniformRand()*f_max > std::sin(alpha) || alpha >= halfpi );
689 phi = G4UniformRand() * twopi; << 669
690 facetNormal.set(sinAlpha * std::cos(phi) << 670 phi = G4UniformRand()*twopi;
691 std::cos(alpha)); << 671
692 facetNormal.rotateUz(normal); << 672 SinAlpha = std::sin(alpha);
693 } while(momentum * facetNormal >= 0.0); << 673 CosAlpha = std::cos(alpha);
694 } << 674 SinPhi = std::sin(phi);
695 else << 675 CosPhi = std::cos(phi);
696 { << 676
697 G4double polish = 1.0; << 677 unit_x = SinAlpha * CosPhi;
698 if(fOpticalSurface) << 678 unit_y = SinAlpha * SinPhi;
699 polish = fOpticalSurface->GetPolish(); << 679 unit_z = CosAlpha;
700 if(polish < 1.0) << 680
701 { << 681 FacetNormal.setX(unit_x);
702 do << 682 FacetNormal.setY(unit_y);
703 { // Loop checking, 13-Aug-2015, Peter << 683 FacetNormal.setZ(unit_z);
704 G4ThreeVector smear; << 684
705 do << 685 tmpNormal = Normal;
706 { // Loop checking, 13-Aug-2015, Pete << 686
707 smear.setX(2. * G4UniformRand() - 1. << 687 FacetNormal.rotateUz(tmpNormal);
708 smear.setY(2. * G4UniformRand() - 1. << 688 // Loop checking, 13-Aug-2015, Peter Gumplinger
709 smear.setZ(2. * G4UniformRand() - 1. << 689 } while (Momentum * FacetNormal >= 0.0);
710 } while(smear.mag2() > 1.0); << 690 }
711 facetNormal = normal + (1. - polish) * << 691 else {
712 } while(momentum * facetNormal >= 0.0); << 692
713 facetNormal = facetNormal.unit(); << 693 G4double polish = 1.0;
714 } << 694 if (OpticalSurface) polish = OpticalSurface->GetPolish();
715 else << 695
716 { << 696 if (polish < 1.0) {
717 facetNormal = normal; << 697 do {
718 } << 698 G4ThreeVector smear;
719 } << 699 do {
720 return facetNormal; << 700 smear.setX(2.*G4UniformRand()-1.0);
>> 701 smear.setY(2.*G4UniformRand()-1.0);
>> 702 smear.setZ(2.*G4UniformRand()-1.0);
>> 703 // Loop checking, 13-Aug-2015, Peter Gumplinger
>> 704 } while (smear.mag()>1.0);
>> 705 smear = (1.-polish) * smear;
>> 706 FacetNormal = Normal + smear;
>> 707 // Loop checking, 13-Aug-2015, Peter Gumplinger
>> 708 } while (Momentum * FacetNormal >= 0.0);
>> 709 FacetNormal = FacetNormal.unit();
>> 710 }
>> 711 else {
>> 712 FacetNormal = Normal;
>> 713 }
>> 714 }
>> 715 return FacetNormal;
721 } 716 }
722 717
723 //....oooOO0OOooo........oooOO0OOooo........oo <<
724 void G4OpBoundaryProcess::DielectricMetal() 718 void G4OpBoundaryProcess::DielectricMetal()
725 { 719 {
726 G4int n = 0; << 720 G4int n = 0;
727 G4double rand; << 721 G4double rand, PdotN, EdotN;
728 G4ThreeVector A_trans; << 722 G4ThreeVector A_trans, A_paral;
729 << 723
730 do << 724 do {
731 { << 725
732 ++n; << 726 n++;
733 rand = G4UniformRand(); << 727
734 if(rand > fReflectivity && n == 1) << 728 rand = G4UniformRand();
735 { << 729 if ( rand > theReflectivity && n == 1 ) {
736 if(rand > fReflectivity + fTransmittance << 730 if (rand > theReflectivity + theTransmittance) {
737 { << 731 DoAbsorption();
738 DoAbsorption(); << 732 } else {
739 } << 733 theStatus = Transmission;
740 else << 734 NewMomentum = OldMomentum;
741 { << 735 NewPolarization = OldPolarization;
742 fStatus = Transmission; << 736 }
743 fNewMomentum = fOldMomentum; << 737 break;
744 fNewPolarization = fOldPolarization; << 738 }
745 } << 739 else {
746 break; << 740
747 } << 741 if (PropertyPointer1 && PropertyPointer2) {
748 else << 742 if ( n > 1 ) {
749 { << 743 CalculateReflectivity();
750 if(fRealRIndexMPV && fImagRIndexMPV) << 744 if ( !G4BooleanRand(theReflectivity) ) {
751 { << 745 DoAbsorption();
752 if(n > 1) << 746 break;
753 { << 747 }
754 CalculateReflectivity(); << 748 }
755 if(!G4BooleanRand(fReflectivity)) << 749 }
756 { << 750
757 DoAbsorption(); << 751 if ( theModel == glisur || theFinish == polished ) {
758 break; << 752
759 } << 753 DoReflection();
760 } << 754
761 } << 755 } else {
762 if(fModel == glisur || fFinish == polish << 756
763 { << 757 if ( n == 1 ) ChooseReflection();
764 DoReflection(); << 758
765 } << 759 if ( theStatus == LambertianReflection ) {
766 else << 760 DoReflection();
767 { << 761 }
768 if(n == 1) << 762 else if ( theStatus == BackScattering ) {
769 ChooseReflection(); << 763 NewMomentum = -OldMomentum;
770 if(fStatus == LambertianReflection) << 764 NewPolarization = -OldPolarization;
771 { << 765 }
772 DoReflection(); << 766 else {
773 } << 767
774 else if(fStatus == BackScattering) << 768 if(theStatus==LobeReflection){
775 { << 769 if ( PropertyPointer1 && PropertyPointer2 ){
776 fNewMomentum = -fOldMomentum; << 770 } else {
777 fNewPolarization = -fOldPolarization << 771 theFacetNormal =
778 } << 772 GetFacetNormal(OldMomentum,theGlobalNormal);
779 else << 773 }
780 { << 774 }
781 if(fStatus == LobeReflection) << 775
782 { << 776 PdotN = OldMomentum * theFacetNormal;
783 if(!fRealRIndexMPV || !fImagRIndex << 777 NewMomentum = OldMomentum - (2.*PdotN)*theFacetNormal;
784 { << 778 EdotN = OldPolarization * theFacetNormal;
785 fFacetNormal = GetFacetNormal(fO << 779
786 } << 780 if (sint1 > 0.0 ) {
787 // else << 781 A_trans = OldMomentum.cross(theFacetNormal);
788 // case of complex rindex needs t << 782 A_trans = A_trans.unit();
789 } << 783 } else {
790 fNewMomentum = << 784 A_trans = OldPolarization;
791 fOldMomentum - 2. * fOldMomentum * << 785 }
>> 786 A_paral = NewMomentum.cross(A_trans);
>> 787 A_paral = A_paral.unit();
>> 788
>> 789 if(iTE>0&&iTM>0) {
>> 790 NewPolarization =
>> 791 -OldPolarization + (2.*EdotN)*theFacetNormal;
>> 792 } else if (iTE>0) {
>> 793 NewPolarization = -A_trans;
>> 794 } else if (iTM>0) {
>> 795 NewPolarization = -A_paral;
>> 796 }
792 797
793 if(f_iTE > 0 && f_iTM > 0) << 798 }
794 { << 799
795 fNewPolarization = << 800 }
796 -fOldPolarization + << 801
797 (2. * fOldPolarization * fFacetN << 802 OldMomentum = NewMomentum;
798 } << 803 OldPolarization = NewPolarization;
799 else if(f_iTE > 0) << 804
800 { << 805 }
801 A_trans = (fSint1 > 0.0) ? fOldMom << 806
802 : fOldPol << 807 // Loop checking, 13-Aug-2015, Peter Gumplinger
803 fNewPolarization = -A_trans; << 808 } while (NewMomentum * theGlobalNormal < 0.0);
804 } <<
805 else if(f_iTM > 0) <<
806 { <<
807 fNewPolarization = <<
808 -fNewMomentum.cross(A_trans).uni <<
809 } <<
810 } <<
811 } <<
812 fOldMomentum = fNewMomentum; <<
813 fOldPolarization = fNewPolarization; <<
814 } <<
815 // Loop checking, 13-Aug-2015, Peter Gumpl <<
816 } while(fNewMomentum * fGlobalNormal < 0.0); <<
817 } 809 }
818 810
819 //....oooOO0OOooo........oooOO0OOooo........oo <<
820 void G4OpBoundaryProcess::DielectricLUT() 811 void G4OpBoundaryProcess::DielectricLUT()
821 { 812 {
822 G4int thetaIndex, phiIndex; << 813 G4int thetaIndex, phiIndex;
823 G4double angularDistVal, thetaRad, phiRad; << 814 G4double AngularDistributionValue, thetaRad, phiRad, EdotN;
824 G4ThreeVector perpVectorTheta, perpVectorPhi << 815 G4ThreeVector PerpendicularVectorTheta, PerpendicularVectorPhi;
825 << 816
826 fStatus = G4OpBoundaryProcessStatus( << 817 theStatus = G4OpBoundaryProcessStatus(G4int(theFinish) +
827 G4int(fFinish) + (G4int(NoRINDEX) - G4int( << 818 (G4int(NoRINDEX)-G4int(groundbackpainted)));
828 << 819
829 G4int thetaIndexMax = fOpticalSurface->GetTh << 820 G4int thetaIndexMax = OpticalSurface->GetThetaIndexMax();
830 G4int phiIndexMax = fOpticalSurface->GetPh << 821 G4int phiIndexMax = OpticalSurface->GetPhiIndexMax();
831 << 822
832 G4double rand; << 823 G4double rand;
833 << 824
834 do << 825 do {
835 { << 826 rand = G4UniformRand();
836 rand = G4UniformRand(); << 827 if ( rand > theReflectivity ) {
837 if(rand > fReflectivity) << 828 if (rand > theReflectivity + theTransmittance) {
838 { << 829 DoAbsorption();
839 if(rand > fReflectivity + fTransmittance << 830 } else {
840 { << 831 theStatus = Transmission;
841 DoAbsorption(); << 832 NewMomentum = OldMomentum;
842 } << 833 NewPolarization = OldPolarization;
843 else << 834 }
844 { << 835 break;
845 fStatus = Transmission; << 836 }
846 fNewMomentum = fOldMomentum; << 837 else {
847 fNewPolarization = fOldPolarization; << 838 // Calculate Angle between Normal and Photon Momentum
848 } << 839 G4double anglePhotonToNormal =
849 break; << 840 OldMomentum.angle(-theGlobalNormal);
850 } << 841 // Round it to closest integer
851 else << 842 G4int angleIncident = G4int(std::floor(180/pi*anglePhotonToNormal+0.5));
852 { << 843
853 // Calculate Angle between Normal and Ph << 844 // Take random angles THETA and PHI,
854 G4double anglePhotonToNormal = fOldMomen << 845 // and see if below Probability - if not - Redo
855 // Round to closest integer: LBNL model << 846 do {
856 G4int angleIncident = (G4int)std::lrint( << 847 thetaIndex = G4RandFlat::shootInt(thetaIndexMax-1);
857 << 848 phiIndex = G4RandFlat::shootInt(phiIndexMax-1);
858 // Take random angles THETA and PHI, << 849 // Find probability with the new indeces from LUT
859 // and see if below Probability - if not << 850 AngularDistributionValue = OpticalSurface ->
860 do << 851 GetAngularDistributionValue(angleIncident,
861 { << 852 thetaIndex,
862 thetaIndex = (G4int)G4RandFlat::shootI << 853 phiIndex);
863 phiIndex = (G4int)G4RandFlat::shootI << 854 // Loop checking, 13-Aug-2015, Peter Gumplinger
864 // Find probability with the new indec << 855 } while ( !G4BooleanRand(AngularDistributionValue) );
865 angularDistVal = fOpticalSurface->GetA << 856
866 angleIncident, thetaIndex, phiIndex) << 857 thetaRad = (-90 + 4*thetaIndex)*pi/180;
867 // Loop checking, 13-Aug-2015, Peter G << 858 phiRad = (-90 + 5*phiIndex)*pi/180;
868 } while(!G4BooleanRand(angularDistVal)); << 859 // Rotate Photon Momentum in Theta, then in Phi
869 << 860 NewMomentum = -OldMomentum;
870 thetaRad = G4double(-90 + 4 * thetaIndex << 861
871 phiRad = G4double(-90 + 5 * phiIndex) << 862 PerpendicularVectorTheta = NewMomentum.cross(theGlobalNormal);
872 // Rotate Photon Momentum in Theta, then << 863 if (PerpendicularVectorTheta.mag() < kCarTolerance )
873 fNewMomentum = -fOldMomentum; << 864 PerpendicularVectorTheta = NewMomentum.orthogonal();
874 << 865 NewMomentum =
875 perpVectorTheta = fNewMomentum.cross(fGl << 866 NewMomentum.rotate(anglePhotonToNormal-thetaRad,
876 if(perpVectorTheta.mag() < fCarTolerance << 867 PerpendicularVectorTheta);
877 { << 868 PerpendicularVectorPhi =
878 perpVectorTheta = fNewMomentum.orthogo << 869 PerpendicularVectorTheta.cross(NewMomentum);
879 } << 870 NewMomentum = NewMomentum.rotate(-phiRad,PerpendicularVectorPhi);
880 fNewMomentum = << 871
881 fNewMomentum.rotate(anglePhotonToNorma << 872 // Rotate Polarization too:
882 perpVectorPhi = perpVectorTheta.cross(fN << 873 theFacetNormal = (NewMomentum - OldMomentum).unit();
883 fNewMomentum = fNewMomentum.rotate(-phi << 874 EdotN = OldPolarization * theFacetNormal;
884 << 875 NewPolarization = -OldPolarization + (2.*EdotN)*theFacetNormal;
885 // Rotate Polarization too: << 876 }
886 fFacetNormal = (fNewMomentum - fOldM << 877 // Loop checking, 13-Aug-2015, Peter Gumplinger
887 fNewPolarization = -fOldPolarization + << 878 } while (NewMomentum * theGlobalNormal <= 0.0);
888 (2. * fOldPolarizatio <<
889 } <<
890 // Loop checking, 13-Aug-2015, Peter Gumpl <<
891 } while(fNewMomentum * fGlobalNormal <= 0.0) <<
892 } 879 }
893 880
894 //....oooOO0OOooo........oooOO0OOooo........oo <<
895 void G4OpBoundaryProcess::DielectricLUTDAVIS() 881 void G4OpBoundaryProcess::DielectricLUTDAVIS()
896 { 882 {
897 G4int angindex, random, angleIncident; 883 G4int angindex, random, angleIncident;
898 G4double reflectivityValue, elevation, azimu << 884 G4double ReflectivityValue, elevation, azimuth, EdotN;
899 G4double anglePhotonToNormal; 885 G4double anglePhotonToNormal;
900 886
901 G4int lutbin = fOpticalSurface->GetLUTbins( << 887 G4int LUTbin = OpticalSurface->GetLUTbins();
>> 888
902 G4double rand = G4UniformRand(); 889 G4double rand = G4UniformRand();
903 890
904 G4double sinEl; << 891 do {
905 G4ThreeVector u, vNorm, w; <<
906 892
907 do << 893 anglePhotonToNormal = OldMomentum.angle(-theGlobalNormal);
908 { << 894 angleIncident = G4int(std::floor(180/pi*anglePhotonToNormal+0.5));
909 anglePhotonToNormal = fOldMomentum.angle(- <<
910 <<
911 // Davis model has 90 reflection bins: rou <<
912 // don't allow angleIncident to be 90 for <<
913 angleIncident = std::min( <<
914 static_cast<G4int>(std::floor(anglePhoto <<
915 reflectivityValue = fOpticalSurface->GetRe <<
916 <<
917 if(rand > reflectivityValue) <<
918 { <<
919 if(fEfficiency > 0.) <<
920 { <<
921 DoAbsorption(); <<
922 break; <<
923 } <<
924 else <<
925 { <<
926 fStatus = Transmission; <<
927 895
928 if(angleIncident <= 0.01) << 896 ReflectivityValue = OpticalSurface -> GetReflectivityLUTValue(angleIncident);
929 { << 897
930 fNewMomentum = fOldMomentum; << 898 if ( rand > ReflectivityValue ) {
931 break; << 899
>> 900 if ( theEfficiency > 0 ) {
>> 901 DoAbsorption();
>> 902 break;
932 } 903 }
>> 904 else {
933 905
934 do << 906 theStatus = Transmission;
935 { << 907
936 random = (G4int)G4RandFlat::shootInt << 908 if (angleIncident <= 0.01) {
937 angindex = << 909 NewMomentum = OldMomentum;
938 (((random * 2) - 1)) + angleIncide << 910 break;
939 << 911
940 azimuth = << 912 }
941 fOpticalSurface->GetAngularDistrib << 913
942 elevation = fOpticalSurface->GetAngu << 914 do {
943 } while(elevation == 0. && azimuth == << 915 random = G4RandFlat::shootInt(1,LUTbin+1);
944 << 916 angindex = (((random*2)-1))+angleIncident*LUTbin*2 + 3640000;
945 sinEl = std::sin(elevation); << 917
946 vNorm = (fGlobalNormal.cross(fOldMomen << 918 azimuth = OpticalSurface -> GetAngularDistributionValueLUT(angindex-1);
947 u = vNorm.cross(fGlobalNormal) * ( << 919 elevation= OpticalSurface -> GetAngularDistributionValueLUT(angindex);
948 vNorm *= (sinEl * std::sin(azimuth)); << 920
949 // fGlobalNormal shouldn't be modified << 921 } while ( elevation == 0 && azimuth == 0);
950 w = (fGlobalNormal *= std:: << 922
951 fNewMomentum = u + vNorm + w; << 923 NewMomentum = -OldMomentum;
952 << 924
953 // Rotate Polarization too: << 925 G4ThreeVector v = theGlobalNormal.cross(-NewMomentum);
954 fFacetNormal = (fNewMomentum - fOl << 926 G4ThreeVector vNorm = v/v.mag();
955 fNewPolarization = -fOldPolarization + << 927 G4ThreeVector u = vNorm.cross(theGlobalNormal);
956 << 928
957 } << 929 u = u *= (std::sin(elevation) * std::cos(azimuth));
958 } << 930 v = vNorm *= (std::sin(elevation) * std::sin(azimuth));
959 else << 931 G4ThreeVector w = theGlobalNormal *= (std::cos(elevation));
960 { << 932 NewMomentum = G4ThreeVector(u+v+w);
961 fStatus = LobeReflection; << 933
962 << 934 // Rotate Polarization too:
963 if(angleIncident == 0) << 935 theFacetNormal = (NewMomentum - OldMomentum).unit();
964 { << 936 EdotN = OldPolarization * theFacetNormal;
965 fNewMomentum = -fOldMomentum; << 937 NewPolarization = -OldPolarization + (2.*EdotN)*theFacetNormal;
966 break; << 938 }
967 } << 939 }
968 << 940 else {
969 do << 941
970 { << 942 theStatus = LobeReflection;
971 random = (G4int)G4RandFlat::shootInt << 943
972 angindex = (((random * 2) - 1)) + (ang << 944 if (angleIncident == 0) {
973 << 945 NewMomentum = -OldMomentum;
974 azimuth = fOpticalSurface->GetAngularD << 946 break;
975 elevation = fOpticalSurface->GetAngula << 947 }
976 } while(elevation == 0. && azimuth == 0. << 948
977 << 949 do {
978 sinEl = std::sin(elevation); << 950 random = G4RandFlat::shootInt(1,LUTbin+1);
979 vNorm = (fGlobalNormal.cross(fOldMomentu << 951 angindex = (((random*2)-1))+(angleIncident-1)*LUTbin*2;
980 u = vNorm.cross(fGlobalNormal) * (si << 952
981 vNorm *= (sinEl * std::sin(azimuth)); << 953 azimuth = OpticalSurface -> GetAngularDistributionValueLUT(angindex-1);
982 // fGlobalNormal shouldn't be modified h << 954 elevation = OpticalSurface -> GetAngularDistributionValueLUT(angindex);
983 w = (fGlobalNormal *= std::cos(elevation << 955 } while (elevation == 0 && azimuth == 0);
984 << 956
985 fNewMomentum = u + vNorm + w; << 957 NewMomentum = -OldMomentum;
986 << 958
987 // Rotate Polarization too: (needs revis << 959 G4ThreeVector v = theGlobalNormal.cross(-NewMomentum);
988 fNewPolarization = fOldPolarization; << 960 G4ThreeVector vNorm = v/v.mag();
989 } << 961 G4ThreeVector u = vNorm.cross(theGlobalNormal);
990 } while(fNewMomentum * fGlobalNormal <= 0.0) << 962
>> 963 u = u *= (std::sin(elevation) * std::cos(azimuth));
>> 964 v = vNorm *= (std::sin(elevation) * std::sin(azimuth));
>> 965 G4ThreeVector w = theGlobalNormal*=(std::cos(elevation));
>> 966
>> 967 NewMomentum = G4ThreeVector(u+v+w);
>> 968
>> 969 // Rotate Polarization too: (needs revision)
>> 970 NewPolarization = OldPolarization;
>> 971 }
>> 972 } while (NewMomentum * theGlobalNormal <= 0.0);
991 } 973 }
992 974
993 //....oooOO0OOooo........oooOO0OOooo........oo <<
994 void G4OpBoundaryProcess::DielectricDichroic() 975 void G4OpBoundaryProcess::DielectricDichroic()
995 { 976 {
996 // Calculate Angle between Normal and Photon << 977 // Calculate Angle between Normal and Photon Momentum
997 G4double anglePhotonToNormal = fOldMomentum. << 978 G4double anglePhotonToNormal = OldMomentum.angle(-theGlobalNormal);
998 979
999 // Round it to closest integer << 980 // Round it to closest integer
1000 G4double angleIncident = std::floor(180. / << 981 G4double angleIncident = std::floor(180/pi*anglePhotonToNormal+0.5);
1001 982
1002 if(!fDichroicVector) << 983 if (!DichroicVector) {
1003 { << 984 if (OpticalSurface) DichroicVector = OpticalSurface->GetDichroicVector();
1004 if(fOpticalSurface) << 985 }
1005 fDichroicVector = fOpticalSurface->GetD <<
1006 } <<
1007 986
1008 if(fDichroicVector) <<
1009 { <<
1010 G4double wavelength = h_Planck * c_light <<
1011 fTransmittance = fDichroicVector->Va <<
1012 i <<
1013 perCent; <<
1014 // G4cout << "wavelength: " << std::flo <<
1015 // << "nm" << <<
1016 // G4cout << "Incident angle: " << angl <<
1017 // G4cout << "Transmittance: " <<
1018 // << std::floor(fTransmittance/ <<
1019 } <<
1020 else <<
1021 { <<
1022 G4ExceptionDescription ed; <<
1023 ed << " G4OpBoundaryProcess/DielectricDic <<
1024 << " The dichroic surface has no G4Phy <<
1025 G4Exception("G4OpBoundaryProcess::Dielect <<
1026 FatalException, ed, <<
1027 "A dichroic surface must have <<
1028 } <<
1029 987
1030 if(!G4BooleanRand(fTransmittance)) << 988 if (DichroicVector) {
1031 { // Not transmitted, so reflect << 989 G4double wavelength = h_Planck*c_light/thePhotonMomentum;
1032 if(fModel == glisur || fFinish == polishe << 990 theTransmittance =
1033 { << 991 DichroicVector->Value(wavelength/nm,angleIncident,idx,idy)*perCent;
1034 DoReflection(); << 992 // G4cout << "wavelength: " << std::floor(wavelength/nm)
1035 } << 993 // << "nm" << G4endl;
1036 else << 994 // G4cout << "Incident angle: " << angleIncident << "deg" << G4endl;
1037 { << 995 // G4cout << "Transmittance: "
1038 ChooseReflection(); << 996 // << std::floor(theTransmittance/perCent) << "%" << G4endl;
1039 if(fStatus == LambertianReflection) << 997 } else {
1040 { << 998 G4ExceptionDescription ed;
1041 DoReflection(); << 999 ed << " G4OpBoundaryProcess/DielectricDichroic(): "
1042 } << 1000 << " The dichroic surface has no G4Physics2DVector"
1043 else if(fStatus == BackScattering) << 1001 << G4endl;
1044 { << 1002 G4Exception("G4OpBoundaryProcess::DielectricDichroic", "OpBoun03",
1045 fNewMomentum = -fOldMomentum; << 1003 FatalException,ed,
1046 fNewPolarization = -fOldPolarization; << 1004 "A dichroic surface must have an associated G4Physics2DVector");
1047 } << 1005 }
1048 else << 1006
1049 { << 1007 if ( !G4BooleanRand(theTransmittance) ) { // Not transmitted, so reflect
1050 G4double PdotN, EdotN; << 1008
1051 do << 1009 if ( theModel == glisur || theFinish == polished ) {
1052 { << 1010 DoReflection();
1053 if(fStatus == LobeReflection) << 1011 } else {
1054 { << 1012 ChooseReflection();
1055 fFacetNormal = GetFacetNormal(fOl << 1013 if ( theStatus == LambertianReflection ) {
1056 } << 1014 DoReflection();
1057 PdotN = fOldMomentum * fFace << 1015 } else if ( theStatus == BackScattering ) {
1058 fNewMomentum = fOldMomentum - (2. * << 1016 NewMomentum = -OldMomentum;
1059 // Loop checking, 13-Aug-2015, Pete << 1017 NewPolarization = -OldPolarization;
1060 } while(fNewMomentum * fGlobalNormal << 1018 } else {
>> 1019 G4double PdotN, EdotN;
>> 1020 do {
>> 1021 if (theStatus==LobeReflection)
>> 1022 theFacetNormal = GetFacetNormal(OldMomentum,theGlobalNormal);
>> 1023 PdotN = OldMomentum * theFacetNormal;
>> 1024 NewMomentum = OldMomentum - (2.*PdotN)*theFacetNormal;
>> 1025 // Loop checking, 13-Aug-2015, Peter Gumplinger
>> 1026 } while (NewMomentum * theGlobalNormal <= 0.0);
>> 1027 EdotN = OldPolarization * theFacetNormal;
>> 1028 NewPolarization = -OldPolarization + (2.*EdotN)*theFacetNormal;
>> 1029 }
>> 1030 }
>> 1031
>> 1032 } else {
>> 1033
>> 1034 theStatus = Dichroic;
>> 1035 NewMomentum = OldMomentum;
>> 1036 NewPolarization = OldPolarization;
1061 1037
1062 EdotN = fOldPolarization * << 1038 }
1063 fNewPolarization = -fOldPolarization <<
1064 } <<
1065 } <<
1066 } <<
1067 else <<
1068 { <<
1069 fStatus = Dichroic; <<
1070 fNewMomentum = fOldMomentum; <<
1071 fNewPolarization = fOldPolarization; <<
1072 } <<
1073 } 1039 }
1074 1040
1075 //....oooOO0OOooo........oooOO0OOooo........o <<
1076 void G4OpBoundaryProcess::DielectricDielectri 1041 void G4OpBoundaryProcess::DielectricDielectric()
1077 { 1042 {
1078 G4bool inside = false; << 1043 G4bool Inside = false;
1079 G4bool swap = false; << 1044 G4bool Swap = false;
1080 1045
1081 if(fFinish == polished) << 1046 G4bool SurfaceRoughnessCriterionPass = 1;
1082 { << 1047 if (theSurfaceRoughness != 0. && Rindex1 > Rindex2) {
1083 fFacetNormal = fGlobalNormal; << 1048 G4double wavelength = h_Planck*c_light/thePhotonMomentum;
1084 } << 1049 G4double SurfaceRoughnessCriterion =
1085 else << 1050 std::exp(-std::pow((4*pi*theSurfaceRoughness*Rindex1*cost1/wavelength),2));
1086 { << 1051 SurfaceRoughnessCriterionPass =
1087 fFacetNormal = GetFacetNormal(fOldMomentu << 1052 G4BooleanRand(SurfaceRoughnessCriterion);
1088 } << 1053 }
1089 G4double cost1 = -fOldMomentum * fFacetNorm <<
1090 G4double cost2 = 0.; <<
1091 G4double sint2 = 0.; <<
1092 <<
1093 G4bool surfaceRoughnessCriterionPass = true <<
1094 if(fSurfaceRoughness != 0. && fRindex1 > fR <<
1095 { <<
1096 G4double wavelength = h_Pl <<
1097 G4double surfaceRoughnessCriterion = std: <<
1098 (4. * pi * fSurfaceRoughness * fRindex1 <<
1099 surfaceRoughnessCriterionPass = G4Boolean <<
1100 } <<
1101 1054
1102 leap: << 1055 leap:
1103 1056
1104 G4bool through = false; << 1057 G4bool Through = false;
1105 G4bool done = false; << 1058 G4bool Done = false;
1106 1059
1107 G4ThreeVector A_trans, A_paral, E1pp, E1pl; << 1060 G4double PdotN, EdotN;
1108 G4double E1_perp, E1_parl; <<
1109 G4double s1, s2, E2_perp, E2_parl, E2_total <<
1110 G4double E2_abs, C_parl, C_perp; <<
1111 G4double alpha; <<
1112 <<
1113 do <<
1114 { <<
1115 if(through) <<
1116 { <<
1117 swap = !swap; <<
1118 through = false; <<
1119 fGlobalNormal = -fGlobalNormal; <<
1120 G4SwapPtr(fMaterial1, fMaterial2); <<
1121 G4SwapObj(&fRindex1, &fRindex2); <<
1122 } <<
1123 <<
1124 if(fFinish == polished) <<
1125 { <<
1126 fFacetNormal = fGlobalNormal; <<
1127 } <<
1128 else <<
1129 { <<
1130 fFacetNormal = GetFacetNormal(fOldMomen <<
1131 } <<
1132 <<
1133 cost1 = -fOldMomentum * fFacetNormal; <<
1134 if(std::abs(cost1) < 1.0 - fCarTolerance) <<
1135 { <<
1136 fSint1 = std::sqrt(1. - cost1 * cost1); <<
1137 sint2 = fSint1 * fRindex1 / fRindex2; <<
1138 // this isn't a sine as we might expect <<
1139 } <<
1140 else <<
1141 { <<
1142 fSint1 = 0.0; <<
1143 sint2 = 0.0; <<
1144 } <<
1145 <<
1146 // TOTAL INTERNAL REFLECTION <<
1147 if(sint2 >= 1.0) <<
1148 { <<
1149 swap = false; <<
1150 <<
1151 fStatus = TotalInternalReflection; <<
1152 if(!surfaceRoughnessCriterionPass) <<
1153 fStatus = LambertianReflection; <<
1154 if(fModel == unified && fFinish != poli <<
1155 ChooseReflection(); <<
1156 if(fStatus == LambertianReflection) <<
1157 { <<
1158 DoReflection(); <<
1159 } <<
1160 else if(fStatus == BackScattering) <<
1161 { <<
1162 fNewMomentum = -fOldMomentum; <<
1163 fNewPolarization = -fOldPolarization; <<
1164 } <<
1165 else <<
1166 { <<
1167 fNewMomentum = <<
1168 fOldMomentum - 2. * fOldMomentum * <<
1169 fNewPolarization = -fOldPolarization <<
1170 <<
1171 } <<
1172 } <<
1173 // NOT TIR <<
1174 else if(sint2 < 1.0) <<
1175 { <<
1176 // Calculate amplitude for transmission <<
1177 if(cost1 > 0.0) <<
1178 { <<
1179 cost2 = std::sqrt(1. - sint2 * sint2) <<
1180 } <<
1181 else <<
1182 { <<
1183 cost2 = -std::sqrt(1. - sint2 * sint2 <<
1184 } <<
1185 <<
1186 if(fSint1 > 0.0) <<
1187 { <<
1188 A_trans = (fOldMomentum.cross(fFacetN <<
1189 E1_perp = fOldPolarization * A_trans; <<
1190 E1pp = E1_perp * A_trans; <<
1191 E1pl = fOldPolarization - E1pp; <<
1192 E1_parl = E1pl.mag(); <<
1193 } <<
1194 else <<
1195 { <<
1196 A_trans = fOldPolarization; <<
1197 // Here we Follow Jackson's conventio <<
1198 // component = 1 in case of a ray per <<
1199 E1_perp = 0.0; <<
1200 E1_parl = 1.0; <<
1201 } <<
1202 <<
1203 s1 = fRindex1 * cost1; <<
1204 E2_perp = 2. * s1 * E1_perp / (fRindex <<
1205 E2_parl = 2. * s1 * E1_parl / (fRindex <<
1206 E2_total = E2_perp * E2_perp + E2_parl <<
1207 s2 = fRindex2 * cost2 * E2_total; <<
1208 <<
1209 // D.Sawkey, 24 May 24 <<
1210 // Transmittance has already been taken <<
1211 // For e.g. specular surfaces, the rati <<
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; <<
1219 else <<
1220 transCoeff = 0.0; <<
1221 <<
1222 // NOT TIR: REFLECTION <<
1223 if(!G4BooleanRand(transCoeff)) <<
1224 { <<
1225 swap = false; <<
1226 fStatus = FresnelReflection; <<
1227 <<
1228 if(!surfaceRoughnessCriterionPass) <<
1229 fStatus = LambertianReflection; <<
1230 if(fModel == unified && fFinish != po <<
1231 ChooseReflection(); <<
1232 if(fStatus == LambertianReflection) <<
1233 { <<
1234 DoReflection(); <<
1235 } <<
1236 else if(fStatus == BackScattering) <<
1237 { <<
1238 fNewMomentum = -fOldMomentum; <<
1239 fNewPolarization = -fOldPolarizatio <<
1240 } <<
1241 else <<
1242 { <<
1243 fNewMomentum = <<
1244 fOldMomentum - 2. * fOldMomentum <<
1245 if(fSint1 > 0.0) <<
1246 { // incident ray oblique <<
1247 E2_parl = fRindex2 * E2_parl / f <<
1248 E2_perp = E2_perp - E1_perp; <<
1249 E2_total = E2_perp * E2_perp + E2 <<
1250 A_paral = (fNewMomentum.cross(A_ <<
1251 E2_abs = std::sqrt(E2_total); <<
1252 C_parl = E2_parl / E2_abs; <<
1253 C_perp = E2_perp / E2_abs; <<
1254 1061
1255 fNewPolarization = C_parl * A_par << 1062 G4ThreeVector A_trans, A_paral, E1pp, E1pl;
1256 } << 1063 G4double E1_perp, E1_parl;
1257 else << 1064 G4double s1, s2, E2_perp, E2_parl, E2_total, TransCoeff;
1258 { // incident ray perpendicular << 1065 G4double E2_abs, C_parl, C_perp;
1259 if(fRindex2 > fRindex1) << 1066 G4double alpha;
1260 { << 1067
1261 fNewPolarization = -fOldPolariz << 1068 do {
1262 } << 1069
1263 else << 1070 if (Through) {
1264 { << 1071 Swap = !Swap;
1265 fNewPolarization = fOldPolariza << 1072 Through = false;
1266 } << 1073 theGlobalNormal = -theGlobalNormal;
1267 } << 1074 G4SwapPtr(Material1,Material2);
1268 } << 1075 G4SwapObj(&Rindex1,&Rindex2);
1269 } << 1076 }
1270 // NOT TIR: TRANSMISSION << 1077
1271 else << 1078 if ( theFinish == polished ) {
1272 { << 1079 theFacetNormal = theGlobalNormal;
1273 inside = !inside; << 1080 }
1274 through = true; << 1081 else {
1275 fStatus = FresnelRefraction; << 1082 theFacetNormal =
1276 << 1083 GetFacetNormal(OldMomentum,theGlobalNormal);
1277 if(fSint1 > 0.0) << 1084 }
1278 { // incident ray oblique << 1085
1279 alpha = cost1 - cost2 * (fRi << 1086 PdotN = OldMomentum * theFacetNormal;
1280 fNewMomentum = (fOldMomentum + alph << 1087 EdotN = OldPolarization * theFacetNormal;
1281 A_paral = (fNewMomentum.cross( << 1088
1282 E2_abs = std::sqrt(E2_total); << 1089 cost1 = - PdotN;
1283 C_parl = E2_parl / E2_abs; << 1090 if (std::abs(cost1) < 1.0-kCarTolerance){
1284 C_perp = E2_perp / E2_abs; << 1091 sint1 = std::sqrt(1.-cost1*cost1);
1285 << 1092 sint2 = sint1*Rindex1/Rindex2; // *** Snell's Law ***
1286 fNewPolarization = C_parl * A_paral << 1093 }
1287 } << 1094 else {
1288 else << 1095 sint1 = 0.0;
1289 { // incident ray perpendicular << 1096 sint2 = 0.0;
1290 fNewMomentum = fOldMomentum; << 1097 }
1291 fNewPolarization = fOldPolarization << 1098
1292 } << 1099 if (sint2 >= 1.0) {
1293 } << 1100
1294 } << 1101 // Simulate total internal reflection
1295 << 1102
1296 fOldMomentum = fNewMomentum.unit(); << 1103 if (Swap) Swap = !Swap;
1297 fOldPolarization = fNewPolarization.unit( << 1104
1298 << 1105 theStatus = TotalInternalReflection;
1299 if(fStatus == FresnelRefraction) << 1106
1300 { << 1107 if ( !SurfaceRoughnessCriterionPass ) theStatus =
1301 done = (fNewMomentum * fGlobalNormal <= << 1108 LambertianReflection;
1302 } << 1109
1303 else << 1110 if ( theModel == unified && theFinish != polished )
1304 { << 1111 ChooseReflection();
1305 done = (fNewMomentum * fGlobalNormal >= << 1112
1306 } << 1113 if ( theStatus == LambertianReflection ) {
1307 // Loop checking, 13-Aug-2015, Peter Gump << 1114 DoReflection();
1308 } while(!done); << 1115 }
>> 1116 else if ( theStatus == BackScattering ) {
>> 1117 NewMomentum = -OldMomentum;
>> 1118 NewPolarization = -OldPolarization;
>> 1119 }
>> 1120 else {
>> 1121
>> 1122 PdotN = OldMomentum * theFacetNormal;
>> 1123 NewMomentum = OldMomentum - (2.*PdotN)*theFacetNormal;
>> 1124 EdotN = OldPolarization * theFacetNormal;
>> 1125 NewPolarization = -OldPolarization + (2.*EdotN)*theFacetNormal;
>> 1126
>> 1127 }
>> 1128 }
>> 1129 else if (sint2 < 1.0) {
>> 1130
>> 1131 // Calculate amplitude for transmission (Q = P x N)
>> 1132
>> 1133 if (cost1 > 0.0) {
>> 1134 cost2 = std::sqrt(1.-sint2*sint2);
>> 1135 }
>> 1136 else {
>> 1137 cost2 = -std::sqrt(1.-sint2*sint2);
>> 1138 }
>> 1139
>> 1140 if (sint1 > 0.0) {
>> 1141 A_trans = OldMomentum.cross(theFacetNormal);
>> 1142 A_trans = A_trans.unit();
>> 1143 E1_perp = OldPolarization * A_trans;
>> 1144 E1pp = E1_perp * A_trans;
>> 1145 E1pl = OldPolarization - E1pp;
>> 1146 E1_parl = E1pl.mag();
>> 1147 }
>> 1148 else {
>> 1149 A_trans = OldPolarization;
>> 1150 // Here we Follow Jackson's conventions and we set the
>> 1151 // parallel component = 1 in case of a ray perpendicular
>> 1152 // to the surface
>> 1153 E1_perp = 0.0;
>> 1154 E1_parl = 1.0;
>> 1155 }
>> 1156
>> 1157 s1 = Rindex1*cost1;
>> 1158 E2_perp = 2.*s1*E1_perp/(Rindex1*cost1+Rindex2*cost2);
>> 1159 E2_parl = 2.*s1*E1_parl/(Rindex2*cost1+Rindex1*cost2);
>> 1160 E2_total = E2_perp*E2_perp + E2_parl*E2_parl;
>> 1161 s2 = Rindex2*cost2*E2_total;
>> 1162
>> 1163 if (theTransmittance > 0) TransCoeff = theTransmittance;
>> 1164 else if (cost1 != 0.0) TransCoeff = s2/s1;
>> 1165 else TransCoeff = 0.0;
>> 1166
>> 1167 if ( !G4BooleanRand(TransCoeff) ) {
>> 1168
>> 1169 // Simulate reflection
>> 1170
>> 1171 if (Swap) Swap = !Swap;
>> 1172
>> 1173 theStatus = FresnelReflection;
>> 1174
>> 1175 if ( !SurfaceRoughnessCriterionPass ) theStatus =
>> 1176 LambertianReflection;
>> 1177
>> 1178 if ( theModel == unified && theFinish != polished )
>> 1179 ChooseReflection();
>> 1180
>> 1181 if ( theStatus == LambertianReflection ) {
>> 1182 DoReflection();
>> 1183 }
>> 1184 else if ( theStatus == BackScattering ) {
>> 1185 NewMomentum = -OldMomentum;
>> 1186 NewPolarization = -OldPolarization;
>> 1187 }
>> 1188 else {
>> 1189
>> 1190 PdotN = OldMomentum * theFacetNormal;
>> 1191 NewMomentum = OldMomentum - (2.*PdotN)*theFacetNormal;
>> 1192
>> 1193 if (sint1 > 0.0) { // incident ray oblique
>> 1194
>> 1195 E2_parl = Rindex2*E2_parl/Rindex1 - E1_parl;
>> 1196 E2_perp = E2_perp - E1_perp;
>> 1197 E2_total = E2_perp*E2_perp + E2_parl*E2_parl;
>> 1198 A_paral = NewMomentum.cross(A_trans);
>> 1199 A_paral = A_paral.unit();
>> 1200 E2_abs = std::sqrt(E2_total);
>> 1201 C_parl = E2_parl/E2_abs;
>> 1202 C_perp = E2_perp/E2_abs;
>> 1203
>> 1204 NewPolarization = C_parl*A_paral + C_perp*A_trans;
>> 1205
>> 1206 }
>> 1207
>> 1208 else { // incident ray perpendicular
>> 1209
>> 1210 if (Rindex2 > Rindex1) {
>> 1211 NewPolarization = - OldPolarization;
>> 1212 }
>> 1213 else {
>> 1214 NewPolarization = OldPolarization;
>> 1215 }
>> 1216
>> 1217 }
>> 1218 }
>> 1219 }
>> 1220 else { // photon gets transmitted
>> 1221
>> 1222 // Simulate transmission/refraction
>> 1223
>> 1224 Inside = !Inside;
>> 1225 Through = true;
>> 1226 theStatus = FresnelRefraction;
>> 1227
>> 1228 if (sint1 > 0.0) { // incident ray oblique
>> 1229
>> 1230 alpha = cost1 - cost2*(Rindex2/Rindex1);
>> 1231 NewMomentum = OldMomentum + alpha*theFacetNormal;
>> 1232 NewMomentum = NewMomentum.unit();
>> 1233 // PdotN = -cost2;
>> 1234 A_paral = NewMomentum.cross(A_trans);
>> 1235 A_paral = A_paral.unit();
>> 1236 E2_abs = std::sqrt(E2_total);
>> 1237 C_parl = E2_parl/E2_abs;
>> 1238 C_perp = E2_perp/E2_abs;
>> 1239
>> 1240 NewPolarization = C_parl*A_paral + C_perp*A_trans;
>> 1241
>> 1242 }
>> 1243 else { // incident ray perpendicular
>> 1244
>> 1245 NewMomentum = OldMomentum;
>> 1246 NewPolarization = OldPolarization;
>> 1247
>> 1248 }
>> 1249 }
>> 1250 }
>> 1251
>> 1252 OldMomentum = NewMomentum.unit();
>> 1253 OldPolarization = NewPolarization.unit();
>> 1254
>> 1255 if (theStatus == FresnelRefraction) {
>> 1256 Done = (NewMomentum * theGlobalNormal <= 0.0);
>> 1257 }
>> 1258 else {
>> 1259 Done = (NewMomentum * theGlobalNormal >= -kCarTolerance);
>> 1260 }
1309 1261
1310 if(inside && !swap) << 1262 // Loop checking, 13-Aug-2015, Peter Gumplinger
1311 { << 1263 } while (!Done);
1312 if(fFinish == polishedbackpainted || fFin <<
1313 { <<
1314 G4double rand = G4UniformRand(); <<
1315 if(rand > fReflectivity + fTransmittanc <<
1316 { <<
1317 DoAbsorption(); <<
1318 } <<
1319 else if(rand > fReflectivity) <<
1320 { <<
1321 fStatus = Transmission; <<
1322 fNewMomentum = fOldMomentum; <<
1323 fNewPolarization = fOldPolarization; <<
1324 } <<
1325 else <<
1326 { <<
1327 if(fStatus != FresnelRefraction) <<
1328 { <<
1329 fGlobalNormal = -fGlobalNormal; <<
1330 } <<
1331 else <<
1332 { <<
1333 swap = !swap; <<
1334 G4SwapPtr(fMaterial1, fMaterial2); <<
1335 G4SwapObj(&fRindex1, &fRindex2); <<
1336 } <<
1337 if(fFinish == groundbackpainted) <<
1338 fStatus = LambertianReflection; <<
1339 1264
1340 DoReflection(); << 1265 if (Inside && !Swap) {
>> 1266 if( theFinish == polishedbackpainted ||
>> 1267 theFinish == groundbackpainted ) {
>> 1268
>> 1269 G4double rand = G4UniformRand();
>> 1270 if ( rand > theReflectivity ) {
>> 1271 if (rand > theReflectivity + theTransmittance) {
>> 1272 DoAbsorption();
>> 1273 } else {
>> 1274 theStatus = Transmission;
>> 1275 NewMomentum = OldMomentum;
>> 1276 NewPolarization = OldPolarization;
>> 1277 }
>> 1278 }
>> 1279 else {
>> 1280 if (theStatus != FresnelRefraction ) {
>> 1281 theGlobalNormal = -theGlobalNormal;
>> 1282 }
>> 1283 else {
>> 1284 Swap = !Swap;
>> 1285 G4SwapPtr(Material1,Material2);
>> 1286 G4SwapObj(&Rindex1,&Rindex2);
>> 1287 }
>> 1288 if ( theFinish == groundbackpainted )
>> 1289 theStatus = LambertianReflection;
1341 1290
1342 fGlobalNormal = -fGlobalNormal; << 1291 DoReflection();
1343 fOldMomentum = fNewMomentum; <<
1344 1292
1345 goto leap; << 1293 theGlobalNormal = -theGlobalNormal;
1346 } << 1294 OldMomentum = NewMomentum;
1347 } << 1295
1348 } << 1296 goto leap;
>> 1297 }
>> 1298 }
>> 1299 }
1349 } 1300 }
1350 1301
1351 //....oooOO0OOooo........oooOO0OOooo........o << 1302 // GetMeanFreePath
1352 G4double G4OpBoundaryProcess::GetMeanFreePath << 1303 // ---------------
>> 1304 //
>> 1305 G4double G4OpBoundaryProcess::GetMeanFreePath(const G4Track& ,
>> 1306 G4double ,
1353 1307 G4ForceCondition* condition)
1354 { 1308 {
1355 *condition = Forced; 1309 *condition = Forced;
>> 1310
1356 return DBL_MAX; 1311 return DBL_MAX;
1357 } 1312 }
1358 1313
1359 //....oooOO0OOooo........oooOO0OOooo........o << 1314 G4double G4OpBoundaryProcess::GetIncidentAngle()
1360 G4double G4OpBoundaryProcess::GetIncidentAngl <<
1361 { 1315 {
1362 return pi - std::acos(fOldMomentum * fFacet << 1316 G4double PdotN = OldMomentum * theFacetNormal;
1363 (fOldMomentum.mag() * << 1317 G4double magP= OldMomentum.mag();
>> 1318 G4double magN= theFacetNormal.mag();
>> 1319 G4double incidentangle = pi - std::acos(PdotN/(magP*magN));
>> 1320
>> 1321 return incidentangle;
1364 } 1322 }
1365 1323
1366 //....oooOO0OOooo........oooOO0OOooo........o <<
1367 G4double G4OpBoundaryProcess::GetReflectivity 1324 G4double G4OpBoundaryProcess::GetReflectivity(G4double E1_perp,
1368 1325 G4double E1_parl,
1369 1326 G4double incidentangle,
1370 << 1327 G4double RealRindex,
1371 << 1328 G4double ImaginaryRindex)
1372 { 1329 {
1373 G4complex reflectivity, reflectivity_TE, re << 1330 G4complex Reflectivity, Reflectivity_TE, Reflectivity_TM;
1374 G4complex N1(fRindex1, 0.), N2(realRindex, << 1331 G4complex N1(Rindex1, 0), N2(RealRindex, ImaginaryRindex);
1375 G4complex cosPhi; << 1332 G4complex CosPhi;
1376 1333
1377 G4complex u(1., 0.); // unit number 1 << 1334 G4complex u(1,0); //unit number 1
1378 1335
1379 G4complex numeratorTE; // E1_perp=1 E1_par << 1336 G4complex numeratorTE; // E1_perp=1 E1_parl=0 -> TE polarization
1380 G4complex numeratorTM; // E1_parl=1 E1_per << 1337 G4complex numeratorTM; // E1_parl=1 E1_perp=0 -> TM polarization
1381 G4complex denominatorTE, denominatorTM; 1338 G4complex denominatorTE, denominatorTM;
1382 G4complex rTM, rTE; 1339 G4complex rTM, rTE;
1383 1340
1384 G4MaterialPropertiesTable* MPT = fMaterial1 << 1341 G4MaterialPropertiesTable* aMaterialPropertiesTable =
1385 G4MaterialPropertyVector* ppR = MPT->GetPr << 1342 Material1->GetMaterialPropertiesTable();
1386 G4MaterialPropertyVector* ppI = MPT->GetPr << 1343 G4MaterialPropertyVector* aPropertyPointerR =
1387 if(ppR && ppI) << 1344 aMaterialPropertiesTable->GetProperty(kREALRINDEX);
1388 { << 1345 G4MaterialPropertyVector* aPropertyPointerI =
1389 G4double rRindex = ppR->Value(fPhotonMome << 1346 aMaterialPropertiesTable->GetProperty(kIMAGINARYRINDEX);
1390 G4double iRindex = ppI->Value(fPhotonMome << 1347 if (aPropertyPointerR && aPropertyPointerI) {
1391 N1 = G4complex(rRindex, iRi << 1348 G4double RRindex = aPropertyPointerR->Value(thePhotonMomentum);
>> 1349 G4double IRindex = aPropertyPointerI->Value(thePhotonMomentum);
>> 1350 N1 = G4complex(RRindex,IRindex);
1392 } 1351 }
1393 1352
1394 // Following two equations, rTM and rTE, ar 1353 // Following two equations, rTM and rTE, are from: "Introduction To Modern
1395 // Optics" written by Fowles 1354 // Optics" written by Fowles
1396 cosPhi = std::sqrt(u - ((std::sin(incidenta <<
1397 (N1 * N1) / (N2 * N <<
1398 1355
1399 numeratorTE = N1 * std::cos(incidentangle << 1356 CosPhi=std::sqrt(u-((std::sin(incidentangle)*std::sin(incidentangle))*(N1*N1)/(N2*N2)));
1400 denominatorTE = N1 * std::cos(incidentangle <<
1401 rTE = numeratorTE / denominatorTE <<
1402 <<
1403 numeratorTM = N2 * std::cos(incidentangle <<
1404 denominatorTM = N2 * std::cos(incidentangle <<
1405 rTM = numeratorTM / denominatorTM <<
1406 1357
1407 // This is my (PG) calculaton for reflectiv << 1358 numeratorTE = N1*std::cos(incidentangle) - N2*CosPhi;
>> 1359 denominatorTE = N1*std::cos(incidentangle) + N2*CosPhi;
>> 1360 rTE = numeratorTE/denominatorTE;
>> 1361
>> 1362 numeratorTM = N2*std::cos(incidentangle) - N1*CosPhi;
>> 1363 denominatorTM = N2*std::cos(incidentangle) + N1*CosPhi;
>> 1364 rTM = numeratorTM/denominatorTM;
>> 1365
>> 1366 // This is my calculaton for reflectivity on a metalic surface
1408 // depending on the fraction of TE and TM p 1367 // depending on the fraction of TE and TM polarization
1409 // when TE polarization, E1_parl=0 and E1_p 1368 // 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 1369 // when TM polarization, E1_parl=1 and E1_perp=0, R=abs(rTM)^2
1411 1370
1412 reflectivity_TE = (rTE * conj(rTE)) * (E1_p << 1371 Reflectivity_TE = (rTE*conj(rTE))*(E1_perp*E1_perp)
1413 (E1_perp * E1_perp + E1_p << 1372 / (E1_perp*E1_perp + E1_parl*E1_parl);
1414 reflectivity_TM = (rTM * conj(rTM)) * (E1_p << 1373 Reflectivity_TM = (rTM*conj(rTM))*(E1_parl*E1_parl)
1415 (E1_perp * E1_perp + E1_p << 1374 / (E1_perp*E1_perp + E1_parl*E1_parl);
1416 reflectivity = reflectivity_TE + reflectivi << 1375 Reflectivity = Reflectivity_TE + Reflectivity_TM;
1417 << 1376
1418 do << 1377 do {
1419 { << 1378 if(G4UniformRand()*real(Reflectivity) > real(Reflectivity_TE))
1420 if(G4UniformRand() * real(reflectivity) > << 1379 {iTE = -1;}else{iTE = 1;}
1421 { << 1380 if(G4UniformRand()*real(Reflectivity) > real(Reflectivity_TM))
1422 f_iTE = -1; << 1381 {iTM = -1;}else{iTM = 1;}
1423 } <<
1424 else <<
1425 { <<
1426 f_iTE = 1; <<
1427 } <<
1428 if(G4UniformRand() * real(reflectivity) > <<
1429 { <<
1430 f_iTM = -1; <<
1431 } <<
1432 else <<
1433 { <<
1434 f_iTM = 1; <<
1435 } <<
1436 // Loop checking, 13-Aug-2015, Peter Gump 1382 // Loop checking, 13-Aug-2015, Peter Gumplinger
1437 } while(f_iTE < 0 && f_iTM < 0); << 1383 } while(iTE<0&&iTM<0);
>> 1384
>> 1385 return real(Reflectivity);
1438 1386
1439 return real(reflectivity); <<
1440 } 1387 }
1441 1388
1442 //....oooOO0OOooo........oooOO0OOooo........o <<
1443 void G4OpBoundaryProcess::CalculateReflectivi 1389 void G4OpBoundaryProcess::CalculateReflectivity()
1444 { 1390 {
1445 G4double realRindex = fRealRIndexMPV->Value << 1391 G4double RealRindex =
1446 G4double imaginaryRindex = << 1392 PropertyPointer1->Value(thePhotonMomentum);
1447 fImagRIndexMPV->Value(fPhotonMomentum, id << 1393 G4double ImaginaryRindex =
>> 1394 PropertyPointer2->Value(thePhotonMomentum);
1448 1395
1449 // calculate FacetNormal 1396 // calculate FacetNormal
1450 if(fFinish == ground) << 1397 if ( theFinish == ground ) {
1451 { << 1398 theFacetNormal =
1452 fFacetNormal = GetFacetNormal(fOldMomentu << 1399 GetFacetNormal(OldMomentum, theGlobalNormal);
1453 } << 1400 } else {
1454 else << 1401 theFacetNormal = theGlobalNormal;
1455 { <<
1456 fFacetNormal = fGlobalNormal; <<
1457 } 1402 }
1458 1403
1459 G4double cost1 = -fOldMomentum * fFacetNorm << 1404 G4double PdotN = OldMomentum * theFacetNormal;
1460 if(std::abs(cost1) < 1.0 - fCarTolerance) << 1405 cost1 = -PdotN;
1461 { << 1406
1462 fSint1 = std::sqrt(1. - cost1 * cost1); << 1407 if (std::abs(cost1) < 1.0 - kCarTolerance) {
1463 } << 1408 sint1 = std::sqrt(1. - cost1*cost1);
1464 else << 1409 } else {
1465 { << 1410 sint1 = 0.0;
1466 fSint1 = 0.0; <<
1467 } 1411 }
1468 1412
1469 G4ThreeVector A_trans, A_paral, E1pp, E1pl; 1413 G4ThreeVector A_trans, A_paral, E1pp, E1pl;
1470 G4double E1_perp, E1_parl; 1414 G4double E1_perp, E1_parl;
1471 1415
1472 if(fSint1 > 0.0) << 1416 if (sint1 > 0.0 ) {
1473 { << 1417 A_trans = OldMomentum.cross(theFacetNormal);
1474 A_trans = (fOldMomentum.cross(fFacetNorma << 1418 A_trans = A_trans.unit();
1475 E1_perp = fOldPolarization * A_trans; << 1419 E1_perp = OldPolarization * A_trans;
1476 E1pp = E1_perp * A_trans; << 1420 E1pp = E1_perp * A_trans;
1477 E1pl = fOldPolarization - E1pp; << 1421 E1pl = OldPolarization - E1pp;
1478 E1_parl = E1pl.mag(); << 1422 E1_parl = E1pl.mag();
1479 } << 1423 }
1480 else << 1424 else {
1481 { << 1425 A_trans = OldPolarization;
1482 A_trans = fOldPolarization; << 1426 // Here we Follow Jackson's conventions and we set the
1483 // Here we Follow Jackson's conventions a << 1427 // parallel component = 1 in case of a ray perpendicular
1484 // component = 1 in case of a ray perpend << 1428 // to the surface
1485 E1_perp = 0.0; << 1429 E1_perp = 0.0;
1486 E1_parl = 1.0; << 1430 E1_parl = 1.0;
1487 } 1431 }
1488 1432
>> 1433 //calculate incident angle
1489 G4double incidentangle = GetIncidentAngle() 1434 G4double incidentangle = GetIncidentAngle();
1490 1435
1491 // calculate the reflectivity depending on << 1436 //calculate the reflectivity depending on incident angle,
1492 // polarization and complex refractive << 1437 //polarization and complex refractive
1493 fReflectivity = GetReflectivity(E1_perp, E1 << 1438
1494 imaginaryRi << 1439 theReflectivity =
>> 1440 GetReflectivity(E1_perp, E1_parl, incidentangle,
>> 1441 RealRindex, ImaginaryRindex);
1495 } 1442 }
1496 1443
1497 //....oooOO0OOooo........oooOO0OOooo........o <<
1498 G4bool G4OpBoundaryProcess::InvokeSD(const G4 1444 G4bool G4OpBoundaryProcess::InvokeSD(const G4Step* pStep)
1499 { 1445 {
1500 G4Step aStep = *pStep; 1446 G4Step aStep = *pStep;
1501 aStep.AddTotalEnergyDeposit(fPhotonMomentum <<
1502 <<
1503 G4VSensitiveDetector* sd = aStep.GetPostSte <<
1504 if(sd != nullptr) <<
1505 return sd->Hit(&aStep); <<
1506 else <<
1507 return false; <<
1508 } <<
1509 <<
1510 //....oooOO0OOooo........oooOO0OOooo........o <<
1511 inline void G4OpBoundaryProcess::SetInvokeSD( <<
1512 { <<
1513 fInvokeSD = flag; <<
1514 G4OpticalParameters::Instance()->SetBoundar <<
1515 } <<
1516 <<
1517 //....oooOO0OOooo........oooOO0OOooo........o <<
1518 void G4OpBoundaryProcess::SetVerboseLevel(G4i <<
1519 { <<
1520 verboseLevel = verbose; <<
1521 G4OpticalParameters::Instance()->SetBoundar <<
1522 } <<
1523 1447
1524 //....oooOO0OOooo........oooOO0OOooo........o << 1448 aStep.AddTotalEnergyDeposit(thePhotonMomentum);
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 1449
1550 G4double sintTL; << 1450 G4VSensitiveDetector* sd = aStep.GetPostStepPoint()->GetSensitiveDetector();
1551 G4double wavelength = h_Planck * c_light / << 1451 if (sd) return sd->Hit(&aStep);
1552 G4double PdotN; << 1452 else return false;
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 } 1453 }
1832 1454