source: trunk/source/processes/hadronic/models/radioactive_decay/include/G4RadioactiveDecay.hh@ 1036

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1//
2// ********************************************************************
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24// ********************************************************************
25//
26#ifndef G4RadioactiveDecay_h
27#define G4RadioactiveDecay_h 1
28// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
29//
30// MODULE: G4RadioactiveDecay.hh
31//
32// Version: 0.b.4
33// Date: 14/04/00
34// Author: F Lei & P R Truscott
35// Organisation: DERA UK
36// Customer: ESA/ESTEC, NOORDWIJK
37// Contract: 12115/96/JG/NL Work Order No. 3
38//
39// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
40//
41// CHANGE HISTORY
42// --------------
43//
44// 29 February 2000, P R Truscott, DERA UK
45// 0.b.3 release.
46//
47// 13 April 2000, F Lei, DERA UK
48// 0.b.4 release. No change to this file
49//
50// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
51////////////////////////////////////////////////////////////////////////////////
52//
53#include "G4ios.hh"
54#include "globals.hh"
55#include "G4VRestDiscreteProcess.hh"
56#include "G4ParticleChangeForRadDecay.hh"
57#include "G4RadioactiveDecaymessenger.hh"
58
59#include "G4NucleusLimits.hh"
60#include "G4RadioactiveDecayRate.hh"
61#include "G4RadioactiveDecayRateVector.hh"
62#include "G4RIsotopeTable.hh"
63#include <vector>
64
65//class G4UserlimitsForRD;
66
67////////////////////////////////////////////////////////////////////////////////
68//
69class G4RadioactiveDecaymessenger;
70
71typedef std::vector<G4RadioactiveDecayRateVector> G4RadioactiveDecayRateTable;
72typedef std::vector<G4RadioactiveDecayRate> G4RadioactiveDecayRates;
73
74class G4RadioactiveDecay : public G4VRestDiscreteProcess
75{
76 // class description
77
78 // Implementation of nuclear radioactive decay process.
79 // It simulates the decays of radioactive nuclei, which is submitted to RDM in the form
80 // of G4Ions. Half-liffe and decay schemes are hold in the Radioactivity database
81 // All decay products are submitted back to the particle tracking process through
82 // the G4ParticleChangeForRadDecay object.
83
84 // class description - end
85
86public: // with description
87
88 G4RadioactiveDecay (const G4String& processName="RadioactiveDecay");
89 ~G4RadioactiveDecay();
90 // constructor and destructor
91 //
92
93 G4bool IsApplicable(const G4ParticleDefinition &);
94 // Returns true if the specified isotope is
95 // 1) defined as "nucleus" and
96 // 2) it is within theNucleusLimit
97 //
98 G4bool IsLoaded (const G4ParticleDefinition &);
99 // Returns true if the decay table of the specified nuclei is ready.
100 //
101 void SelectAVolume(const G4String aVolume);
102 // Select a logical volume in which RDM applies.
103 //
104 void DeselectAVolume(const G4String aVolume);
105 // remove a logical volume from the RDM applied list
106 //
107 void SelectAllVolumes();
108 // Select all logical volumes for the application of RDM.
109 //
110 void DeselectAllVolumes();
111 // Remove all logical volumes from RDM applications.
112 //
113 void SetDecayBias (G4String filename);
114 // Sets the decay biasing scheme using the data in "filename"
115 //
116 void SetSourceTimeProfile (G4String filename) ;
117 // Sets source exposure function using histograms in "filename"
118 //
119 G4bool IsRateTableReady(const G4ParticleDefinition &);
120 // Returns true if the coefficient and decay time table for all the
121 // descendants of the specified isotope are ready.
122 //
123 // used in VR decay mode only
124 //
125 void AddDecayRateTable(const G4ParticleDefinition &);
126 // Calculates the coefficient and decay time table for all the descendants
127 // of the specified isotope. Adds the calculated table to the private data
128 // member "theDecayRateTableVector".
129 //
130 //
131 // used in VR decay mode only
132 //
133 void GetDecayRateTable(const G4ParticleDefinition &);
134 // Used to retrieve the coefficient and decay time table for all the
135 // descendants of the specified isotope from "theDecayRateTableVector"
136 // and place it in "theDecayRateTable".
137 //
138 //
139 // used in VR decay mode only
140 //
141 void SetDecayRate(G4int,G4int,G4double, G4int, std::vector<G4double>,
142 std::vector<G4double>);
143 // Sets "theDecayRate" with data supplied in the arguements.
144 //
145 // //
146 // used in VR decay mode only
147 //
148
149 G4DecayTable *LoadDecayTable (G4ParticleDefinition & theParentNucleus);
150 // Load the decay data of isotope theParentNucleus.
151 //
152 inline void SetVerboseLevel(G4int value) {verboseLevel = value;}
153 // Sets the VerboseLevel which controls duggering display.
154 //
155 inline G4int GetVerboseLevel() const {return verboseLevel;}
156 // Returns the VerboseLevel which controls level of debugging output.
157 //
158 inline void SetNucleusLimits(G4NucleusLimits theNucleusLimits1)
159 {theNucleusLimits = theNucleusLimits1 ;}
160 // Sets theNucleusLimits which specifies the range of isotopes
161 // the G4RadioactiveDecay applies.
162 //
163 inline G4NucleusLimits GetNucleusLimits() const
164 {return theNucleusLimits;}
165 // Returns theNucleusLimits which specifies the range of isotopes
166 // the G4RadioactiveDecay applies.
167 //
168 inline void SetAnalogueMonteCarlo (G4bool r ) { AnalogueMC = r; }
169 // Controls whether G4RadioactiveDecay runs in analogue mode or
170 // variance reduction mode.
171 inline void SetFBeta (G4bool r ) { FBeta = r; }
172 // Controls whether G4RadioactiveDecay uses fast beta simulation mode
173 //
174 inline G4bool IsAnalogueMonteCarlo () {return AnalogueMC;}
175 // Returns true if the simulation is an analogue Monte Carlo, and false if
176 // any of the biassing schemes have been selected.
177 //
178 inline void SetBRBias (G4bool r ) { BRBias = r;
179 SetAnalogueMonteCarlo(0);}
180 // Sets whether branching ration bias scheme applies.
181 //
182 inline void SetSplitNuclei (G4int r) { NSplit = r; SetAnalogueMonteCarlo(0); }
183 // Sets the N number for the Nuclei spliting bias scheme
184 //
185 inline G4int GetSplitNuclei () {return NSplit;}
186 // Returns the N number used for the Nuclei spliting bias scheme
187 //
188public:
189
190 void BuildPhysicsTable(const G4ParticleDefinition &);
191
192protected:
193
194 G4VParticleChange* DecayIt( const G4Track& theTrack,
195 const G4Step& theStep);
196
197 G4DecayProducts* DoDecay(G4ParticleDefinition& theParticleDef);
198
199 G4double GetMeanFreePath(const G4Track& theTrack,
200 G4double previousStepSize,
201 G4ForceCondition* condition);
202
203 G4double GetMeanLifeTime(const G4Track& theTrack,
204 G4ForceCondition* condition);
205
206 G4double GetTaoTime(G4double,G4double);
207
208 G4double GetDecayTime();
209
210 G4int GetDecayTimeBin(const G4double aDecayTime);
211
212private:
213
214 G4RadioactiveDecay(const G4RadioactiveDecay &right);
215 G4RadioactiveDecay & operator=(const G4RadioactiveDecay &right);
216
217private:
218
219 G4RadioactiveDecaymessenger *theRadioactiveDecaymessenger;
220
221 G4PhysicsTable *aPhysicsTable;
222
223 G4RIsotopeTable *theIsotopeTable;
224
225 G4NucleusLimits theNucleusLimits;
226
227 const G4double HighestBinValue;
228 const G4double LowestBinValue;
229
230 const G4int TotBin;
231
232 G4bool AnalogueMC;
233 G4bool BRBias;
234 G4bool FBeta;
235 G4int NSplit;
236
237 G4int NSourceBin;
238 G4double SBin[99];
239 G4double SProfile[99];
240
241 G4int NDecayBin;
242 G4double DBin[99];
243 G4double DProfile[99];
244
245 std::vector<G4String> LoadedNuclei;
246 std::vector<G4String> ValidVolumes;
247
248 G4RadioactiveDecayRate theDecayRate;
249 G4RadioactiveDecayRates theDecayRateVector;
250 G4RadioactiveDecayRateVector theDecayRateTable;
251 G4RadioactiveDecayRateTable theDecayRateTableVector;
252
253 static const G4double levelTolerance;
254
255 // Remainder of life time at rest
256 G4double fRemainderLifeTime;
257
258 G4int verboseLevel;
259
260
261 // ParticleChange for decay process
262 G4ParticleChangeForRadDecay fParticleChangeForRadDecay;
263
264 inline G4double AtRestGetPhysicalInteractionLengt
265 (const G4Track& track, G4ForceCondition* condition)
266 {fRemainderLifeTime = G4VRestDiscreteProcess::
267 AtRestGetPhysicalInteractionLength(track, condition );
268 return fRemainderLifeTime;}
269
270 inline G4VParticleChange* AtRestDoIt
271 (const G4Track& theTrack, const G4Step& theStep)
272 {return DecayIt(theTrack, theStep);}
273
274 inline G4VParticleChange* PostStepDoIt
275 (const G4Track& theTrack, const G4Step& theStep)
276 {return DecayIt(theTrack, theStep);}
277
278};
279#endif
280
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