1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | // $Id: G4MultipleScattering.cc,v 1.77 2009/11/01 13:05:01 vnivanch Exp $ |
---|
27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
---|
28 | // |
---|
29 | // ----------------------------------------------------------------------------- |
---|
30 | // |
---|
31 | // GEANT4 Class file |
---|
32 | // |
---|
33 | // File name: G4MultipleScattering |
---|
34 | // |
---|
35 | // Author: Laszlo Urban |
---|
36 | // |
---|
37 | // Creation date: March 2001 |
---|
38 | // |
---|
39 | // 16/05/01 value of cparm changed , L.Urban |
---|
40 | // 18/05/01 V.Ivanchenko Clean up against Linux ANSI compilation |
---|
41 | // 07/08/01 new methods Store/Retrieve PhysicsTable (mma) |
---|
42 | // 23-08-01 new angle and z distribution,energy dependence reduced, |
---|
43 | // Store,Retrieve methods commented out temporarily, L.Urban |
---|
44 | // 27-08-01 in BuildPhysicsTable:aParticleType.GetParticleName()=="mu+" (mma) |
---|
45 | // 28-08-01 GetContinuousStepLimit and AlongStepDoIt moved from .icc file (mma) |
---|
46 | // 03-09-01 value of data member factlim changed, L.Urban |
---|
47 | // 10-09-01 small change in GetContinuousStepLimit, L.Urban |
---|
48 | // 11-09-01 G4MultipleScatteringx put as default G4MultipleScattering |
---|
49 | // store/retrieve physics table reactivated (mma) |
---|
50 | // 13-09-01 corr. in ComputeTransportCrossSection, L.Urban |
---|
51 | // 14-09-01 protection in GetContinuousStepLimit, L.Urban |
---|
52 | // 17-09-01 migration of Materials to pure STL (mma) |
---|
53 | // 27-09-01 value of data member factlim changed, L.Urban |
---|
54 | // 31-10-01 big fixed in PostStepDoIt,L.Urban |
---|
55 | // 17-04-02 NEW angle distribution + boundary algorithm modified, L.Urban |
---|
56 | // 22-04-02 boundary algorithm modified -> important improvement in timing |
---|
57 | // 24-04-02 some minor changes in boundary algorithm, L.Urban |
---|
58 | // 06-05-02 bug fixed in GetContinuousStepLimit, L.Urban |
---|
59 | // 24-05-02 changes in angle distribution and boundary algorithm, L.Urban |
---|
60 | // 11-06-02 bug fixed in ComputeTransportCrossSection, L.Urban |
---|
61 | // 12-08-02 bug fixed in PostStepDoIt (lateral displacement), L.Urban |
---|
62 | // 15-08-02 new angle distribution, L.Urban |
---|
63 | // 26-09-02 angle distribution + boundary algorithm modified, L.Urban |
---|
64 | // 15-10-02 temporary fix for proton scattering |
---|
65 | // 30-10-02 modified angle distribution,mods in boundary algorithm, |
---|
66 | // changes in data members, L.Urban |
---|
67 | // 11-12-02 precision problem in ComputeTransportCrossSection |
---|
68 | // for small Tkin/for heavy particles cured from L.Urban |
---|
69 | // 20-01-03 Migrade to cut per region (V.Ivanchenko) |
---|
70 | // 05-02-03 changes in data members, new sampling for geom. |
---|
71 | // path length, step dependence reduced with new |
---|
72 | // method |
---|
73 | // 28-03-03 Move to model design (V.Ivanchenko) |
---|
74 | // 08-08-03 STD substitute standard (V.Ivanchenko) |
---|
75 | // 23-04-04 value of data member dtrl changed from 0.15 to 0.05 (L.Urban) |
---|
76 | // 17-08-04 name of facxsi changed to factail (L.Urban) |
---|
77 | // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko) |
---|
78 | // 07-02-05 correction in order to have a working Setsamplez function (L.Urban) |
---|
79 | // 15-04-05 optimize internal interface (V.Ivanchenko) |
---|
80 | // 12-09-05 new TruePathLengthLimit - facrange works for every track from |
---|
81 | // start, geometry also influences the limit |
---|
82 | // 02-10-05 conditions limiting the step are finalized + code cleaning (L.Urban) |
---|
83 | // 03-10-05 weaker step limitation for Tkin > Tlimit (L.Urban) |
---|
84 | // 05-10-05 value of data member tlimitmin has been changed (L.Urban) |
---|
85 | // 06-10-05 correction in TruePathLengthLimit, timing improved.(L.Urban) |
---|
86 | // 07-10-05 bug fixed in TruePathLengthLimit (L.Urban) |
---|
87 | // 11-10-05 change in TruePathLengthLimit conditions,slightly better |
---|
88 | // timing and much weaker cut dependence (L.Urban) |
---|
89 | // 13-10-05 move SetFacrange(0.02) from InitialiseProcess to constructor |
---|
90 | // 23-10-05 new Boolean data member prec (false ~ 7.1 like, true new step |
---|
91 | // limit in TruePathLengthLimit, L.Urban) |
---|
92 | // 25-10-05 prec renamed to steppingAlgorithm, set function triggers |
---|
93 | // 'default' facrange too, true - 0.02, false - 0.2 (L.Urban) |
---|
94 | // 26-10-05 the above is put in the function MscStepLimitation() (mma) |
---|
95 | // 05-11-05 tlimitmin = facrange*rungecut (instead of a fixed value)L.Urban |
---|
96 | // 13-11-05 some code cleaning, slightly better timing (L.Urban) |
---|
97 | // 01-12-05 add control on verbosity in SetMscStepLimitation |
---|
98 | // 06-12-05 tlimitmin = facrange*rangecut(e-) for every particle |
---|
99 | // 07-12-05 volume name World removed, rangecut computed using index |
---|
100 | // instead of particle name L.Urban |
---|
101 | // 08-12-05 world is now: navigator->GetWorldVolume() L.Urban |
---|
102 | // 11-12-05 data member rangecut removed, steplimit does not depend |
---|
103 | // on cut any more (L.Urban) |
---|
104 | // 17-01-06 value of data member factail changed (1. --> 0.75), |
---|
105 | // value of facgeom is 3.5 instead of 4 (L.Urban) |
---|
106 | // 19-01-07 tlimitmin = facrange*50*micrometer, i.e. it depends on the |
---|
107 | // value of facrange (L.Urban) |
---|
108 | // 16-02-06 value of factail changed, samplez = true (L.Urban) |
---|
109 | // 07-03-06 Create G4UrbanMscModel and move there step limit calculation (VI) |
---|
110 | // 10-05-06 SetMscStepLimitation at initialisation (V.Ivantchenko) |
---|
111 | // 11-05-06 values of data members tkinlimit, factail have been |
---|
112 | // changed (L.Urban) |
---|
113 | // 13-10-06 data member factail removed, new data member skin |
---|
114 | // together with set function, data member tkinlimit |
---|
115 | // changed to lambdalimit (L.Urban) |
---|
116 | // 20-10-06 default value of skin = 0 (no single scattering), |
---|
117 | // single scattering for skin > 0, |
---|
118 | // there is no z sampling by default (L.Urban) |
---|
119 | // 23-10-06 skin = 1 by default (L.Urban) |
---|
120 | // 23-11-06 skin = 1 by default for e+-, 0 for other particles (VI) |
---|
121 | // 12-02-07 skin can be changed via UI command, default skin=1 (VI) |
---|
122 | // 24-04-07 default skin=0 (temporal protection) (VI) |
---|
123 | // 11-03-08 use G4VMscModel interface (VI) |
---|
124 | // |
---|
125 | // ----------------------------------------------------------------------------- |
---|
126 | // |
---|
127 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
128 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
129 | |
---|
130 | #include "G4MultipleScattering.hh" |
---|
131 | #include "G4UrbanMscModel92.hh" |
---|
132 | #include "G4MscStepLimitType.hh" |
---|
133 | #include "G4UrbanMscModel.hh" |
---|
134 | |
---|
135 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
136 | |
---|
137 | using namespace std; |
---|
138 | |
---|
139 | G4MultipleScattering::G4MultipleScattering(const G4String& processName) |
---|
140 | : G4VMultipleScattering(processName) |
---|
141 | { |
---|
142 | isInitialized = false; |
---|
143 | G4cout << G4endl; |
---|
144 | G4cout << "!!! G4MultipleScattering class is obsolete and will be removed for the next major Geant4 release !!!" << G4endl; |
---|
145 | G4cout << "!!! Please use G4eMultipleScattering for e+ and e- !!!" << G4endl; |
---|
146 | G4cout << "!!! Please use G4MuMultipleScattering for mu+ and mu- !!!" << G4endl; |
---|
147 | G4cout << "!!! Please use G4hMultipleScattering for hadrons and ions !!!" << G4endl; |
---|
148 | G4cout << G4endl; |
---|
149 | } |
---|
150 | |
---|
151 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
152 | |
---|
153 | G4MultipleScattering::~G4MultipleScattering() |
---|
154 | {} |
---|
155 | |
---|
156 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
157 | |
---|
158 | G4bool G4MultipleScattering::IsApplicable (const G4ParticleDefinition& p) |
---|
159 | { |
---|
160 | return (p.GetPDGCharge() != 0.0 && !p.IsShortLived()); |
---|
161 | } |
---|
162 | |
---|
163 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
164 | |
---|
165 | void G4MultipleScattering::InitialiseProcess(const G4ParticleDefinition*) |
---|
166 | { |
---|
167 | if(isInitialized) return; |
---|
168 | |
---|
169 | // initialisation of parameters - defaults for particles other |
---|
170 | // than ions can be overwritten by users |
---|
171 | mscUrban = new G4UrbanMscModel92(); |
---|
172 | AddEmModel(1,mscUrban); |
---|
173 | isInitialized = true; |
---|
174 | /* |
---|
175 | G4cout << "G4MultipleScattering::InitialiseProcess for " |
---|
176 | << p->GetParticleName() |
---|
177 | << " skin= " << Skin() |
---|
178 | << " SA= " << steppingAlgorithm |
---|
179 | << G4endl; |
---|
180 | */ |
---|
181 | } |
---|
182 | |
---|
183 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
184 | |
---|
185 | void G4MultipleScattering::PrintInfo() |
---|
186 | { |
---|
187 | G4cout << " RangeFactor= " << RangeFactor() |
---|
188 | << ", step limit type: " << StepLimitType() |
---|
189 | << ", lateralDisplacement: " << LateralDisplasmentFlag() |
---|
190 | << ", skin= " << Skin() |
---|
191 | << ", geomFactor= " << GeomFactor() |
---|
192 | << G4endl; |
---|
193 | } |
---|
194 | |
---|
195 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo...... |
---|
196 | |
---|