source: trunk/source/processes/electromagnetic/adjoint/include/G4VEmAdjointModel.hh@ 1208

Last change on this file since 1208 was 1196, checked in by garnier, 16 years ago

update CVS release candidate geant4.9.3.01
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24// ********************************************************************
25//
26// $Id: G4VEmAdjointModel.hh,v 1.4 2009/11/20 10:31:20 ldesorgh Exp $
27// GEANT4 tag $Name: geant4-09-03-cand-01 $
28//
29/////////////////////////////////////////////////////////////////////////////////
30// Module: G4VEMAdjointModel
31// Author: L. Desorgher
32// Organisation: SpaceIT GmbH
33// Contract: ESA contract 21435/08/NL/AT
34// Customer: ESA/ESTEC
35/////////////////////////////////////////////////////////////////////////////////
36//
37// CHANGE HISTORY
38// --------------
39// ChangeHistory:
40// 10 September 2009 Move to a virtual class. L. Desorgher
41// 1st April 2007 creation by L. Desorgher
42//
43//-------------------------------------------------------------
44// Documentation:
45// Base class for Adjoint EM model. It is based on the use of direct G4VEmModel.
46//
47
48
49#ifndef G4VEmAdjointModel_h
50#define G4VEmAdjointModel_h 1
51
52#include "globals.hh"
53#include "G4DynamicParticle.hh"
54#include "G4ParticleDefinition.hh"
55#include "G4MaterialCutsCouple.hh"
56#include "G4Material.hh"
57#include "G4Element.hh"
58#include "G4ElementVector.hh"
59#include "Randomize.hh"
60#include "G4ParticleDefinition.hh"
61#include "G4VEmModel.hh"
62#include "G4Electron.hh"
63#include "G4Gamma.hh"
64#include "G4ProductionCutsTable.hh"
65
66class G4PhysicsTable;
67class G4Region;
68class G4VParticleChange;
69class G4ParticleChange;
70class G4Track;
71class G4AdjointCSMatrix;
72
73class G4VEmAdjointModel
74{
75
76public: // public methods
77
78 G4VEmAdjointModel(const G4String& nam);
79
80 virtual ~G4VEmAdjointModel();
81
82 //------------------------------------------------------------------------
83 // Virtual methods to be implemented for the sample secondaries concrete model
84 //------------------------------------------------------------------------
85
86 //virtual void Initialise()=0;
87
88 virtual void SampleSecondaries(const G4Track& aTrack,
89 G4bool IsScatProjToProjCase,
90 G4ParticleChange* fParticleChange)=0;
91
92
93 //------------------------------------------------------------------------
94 // Methods for adjoint processes; may be overwritten if needed;
95 //------------------------------------------------------------------------
96
97
98 virtual G4double AdjointCrossSection(const G4MaterialCutsCouple* aCouple,
99 G4double primEnergy,
100 G4bool IsScatProjToProjCase);
101
102 virtual G4double DiffCrossSectionPerAtomPrimToSecond(
103 G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction
104 G4double kinEnergyProd, // kinetic energy of the secondary particle
105 G4double Z,
106 G4double A = 0.);
107
108 virtual G4double DiffCrossSectionPerAtomPrimToScatPrim(
109 G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction
110 G4double kinEnergyScatProj, // kinetic energy of the primary particle after the interaction
111 G4double Z,
112 G4double A = 0.);
113
114
115
116 virtual G4double DiffCrossSectionPerVolumePrimToSecond(
117 const G4Material* aMaterial,
118 G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction
119 G4double kinEnergyProd // kinetic energy of the secondary particle
120 );
121
122 virtual G4double DiffCrossSectionPerVolumePrimToScatPrim(
123 const G4Material* aMaterial,
124 G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction
125 G4double kinEnergyScatProj // kinetic energy of the primary particle after the interaction
126 );
127
128
129 //Energy limits of adjoint secondary
130 //------------------
131
132 virtual G4double GetSecondAdjEnergyMaxForScatProjToProjCase(G4double PrimAdjEnergy);
133 virtual G4double GetSecondAdjEnergyMinForScatProjToProjCase(G4double PrimAdjEnergy,G4double Tcut=0);
134 virtual G4double GetSecondAdjEnergyMaxForProdToProjCase(G4double PrimAdjEnergy);
135 virtual G4double GetSecondAdjEnergyMinForProdToProjCase(G4double PrimAdjEnergy);
136
137
138
139 //Other Methods
140 //---------------
141
142 void DefineCurrentMaterial(const G4MaterialCutsCouple* couple);
143
144
145 std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerAtomForSecond(
146 G4double kinEnergyProd,
147 G4double Z,
148 G4double A = 0.,
149 G4int nbin_pro_decade=10
150 );
151 std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerAtomForScatProj(
152 G4double kinEnergyProd,
153 G4double Z,
154 G4double A = 0.,
155 G4int nbin_pro_decade=10
156 );
157
158 std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerVolumeForSecond(
159 G4Material* aMaterial,
160 G4double kinEnergyProd,
161 G4int nbin_pro_decade=10
162 );
163 std::vector< std::vector< double>* > ComputeAdjointCrossSectionVectorPerVolumeForScatProj(
164 G4Material* aMaterial,
165 G4double kinEnergyProd,
166 G4int nbin_pro_decade=10
167 );
168
169
170
171 inline void SetCSMatrices(std::vector< G4AdjointCSMatrix* >* Vec1CSMatrix, std::vector< G4AdjointCSMatrix* >* Vec2CSMatrix){
172 pOnCSMatrixForProdToProjBackwardScattering = Vec1CSMatrix;
173 pOnCSMatrixForScatProjToProjBackwardScattering = Vec2CSMatrix;
174
175
176 };
177
178 inline G4ParticleDefinition* GetAdjointEquivalentOfDirectPrimaryParticleDefinition(){return theAdjEquivOfDirectPrimPartDef;}
179
180 inline G4ParticleDefinition* GetAdjointEquivalentOfDirectSecondaryParticleDefinition(){return theAdjEquivOfDirectSecondPartDef;}
181
182 inline G4double GetHighEnergyLimit(){return HighEnergyLimit;}
183
184 inline G4double GetLowEnergyLimit(){return LowEnergyLimit;}
185
186 void SetHighEnergyLimit(G4double aVal);
187
188 void SetLowEnergyLimit(G4double aVal);
189
190 inline void DefineDirectEMModel(G4VEmModel* aModel){theDirectEMModel = aModel;}
191
192 void SetAdjointEquivalentOfDirectPrimaryParticleDefinition(G4ParticleDefinition* aPart);
193
194 inline void SetAdjointEquivalentOfDirectSecondaryParticleDefinition(G4ParticleDefinition* aPart){
195 theAdjEquivOfDirectSecondPartDef =aPart;
196 }
197
198 inline void SetSecondPartOfSameType(G4bool aBool){second_part_of_same_type =aBool;}
199
200 inline G4bool GetSecondPartOfSameType(){return second_part_of_same_type;}
201
202 inline void SetUseMatrix(G4bool aBool) { UseMatrix = aBool;}
203
204 inline void SetUseMatrixPerElement(G4bool aBool){ UseMatrixPerElement = aBool;}
205 inline void SetUseOnlyOneMatrixForAllElements(G4bool aBool){ UseOnlyOneMatrixForAllElements = aBool;}
206
207 inline void SetApplyCutInRange(G4bool aBool){ ApplyCutInRange = aBool;}
208 inline G4bool GetUseMatrix() {return UseMatrix;}
209 inline G4bool GetUseMatrixPerElement(){ return UseMatrixPerElement;}
210 inline G4bool GetUseOnlyOneMatrixForAllElements(){ return UseOnlyOneMatrixForAllElements;}
211 inline G4bool GetApplyCutInRange(){ return ApplyCutInRange;}
212
213 inline G4String GetName(){ return name;}
214 inline virtual void SetCSBiasingFactor(G4double aVal) {CS_biasing_factor = aVal;}
215
216protected:
217
218 //Some of them can be overriden by daughter classes
219
220
221 G4double DiffCrossSectionFunction1(G4double kinEnergyProj);
222 G4double DiffCrossSectionFunction2(G4double kinEnergyProj);
223 G4double DiffCrossSectionPerVolumeFunctionForIntegrationOverEkinProj(G4double EkinProd);
224
225
226
227 //General methods to sample secondary energy
228 //--------------------------------------
229 G4double SampleAdjSecEnergyFromCSMatrix(size_t MatrixIndex,G4double prim_energy,G4bool IsScatProjToProjCase);
230 G4double SampleAdjSecEnergyFromCSMatrix(G4double prim_energy,G4bool IsScatProjToProjCase);
231 void SelectCSMatrix(G4bool IsScatProjToProjCase);
232
233 virtual G4double SampleAdjSecEnergyFromDiffCrossSectionPerAtom(G4double prim_energy,G4bool IsScatProjToProjCase);
234
235
236
237 //Post Step weight correction
238 //----------------------------
239 virtual void CorrectPostStepWeight(G4ParticleChange* fParticleChange,
240 G4double old_weight,
241 G4double adjointPrimKinEnergy,
242 G4double projectileKinEnergy,
243 G4bool IsScatProjToProjCase);
244
245
246
247
248
249
250protected: //attributes
251
252 G4VEmModel* theDirectEMModel;
253 G4VParticleChange* pParticleChange;
254
255
256
257
258 //Name
259 //-----
260
261 const G4String name;
262
263 //Needed for CS integration at the initialisation phase
264 //-----------------------------------------------------
265
266 G4int ASelectedNucleus;
267 G4int ZSelectedNucleus;
268 G4Material* SelectedMaterial;
269 G4double kinEnergyProdForIntegration;
270 G4double kinEnergyScatProjForIntegration;
271 G4double kinEnergyProjForIntegration;
272
273
274 //for the adjoint simulation we need for each element or material:
275 //an adjoint CS Matrix
276 //-----------------------------
277
278 std::vector< G4AdjointCSMatrix* >* pOnCSMatrixForProdToProjBackwardScattering;
279 std::vector< G4AdjointCSMatrix* >* pOnCSMatrixForScatProjToProjBackwardScattering;
280 std::vector<G4double> CS_Vs_ElementForScatProjToProjCase;
281 std::vector<G4double> CS_Vs_ElementForProdToProjCase;
282
283 G4double lastCS;
284 G4double lastAdjointCSForScatProjToProjCase;
285 G4double lastAdjointCSForProdToProjCase;
286
287
288
289
290 //particle definition
291 //------------------
292
293 G4ParticleDefinition* theAdjEquivOfDirectPrimPartDef;
294 G4ParticleDefinition* theAdjEquivOfDirectSecondPartDef;
295 G4ParticleDefinition* theDirectPrimaryPartDef;
296 G4bool second_part_of_same_type;
297
298
299 //Prestep energy
300 //-------------
301 G4double preStepEnergy;
302
303 //Current couple material
304 //----------------------
305 G4Material* currentMaterial;
306 G4MaterialCutsCouple* currentCouple;
307 size_t currentMaterialIndex;
308 size_t currentCoupleIndex;
309 G4double currentTcutForDirectPrim;
310 G4double currentTcutForDirectSecond;
311 G4bool ApplyCutInRange;
312
313
314
315
316
317
318
319
320 //Energy limits
321 //-------------
322
323 G4double HighEnergyLimit;
324 G4double LowEnergyLimit;
325
326
327
328 //Cross Section biasing factor
329 //---------------------------
330 G4double CS_biasing_factor;
331
332
333 //Type of Model with Matrix or not
334 //--------------------------------
335 G4bool UseMatrix;
336 G4bool UseMatrixPerElement; //other possibility is per Material
337 G4bool UseOnlyOneMatrixForAllElements;
338
339
340 //Index of Cross section matrices to be used
341 //------------
342 size_t indexOfUsedCrossSectionMatrix;
343
344
345
346
347
348
349
350
351};
352
353
354#endif
355
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