| Geant4 Cross Reference |
1 # Category field History << 1 $Id$
>> 2 -------------------------------------------------------------------
2 3
3 See `CONTRIBUTING.rst` for details of **requir << 4 =========================================================
4 which **must** added in reverse chronological << 5 Geant4 - an Object-Oriented Toolkit for Simulation in HEP
5 It must **not** be used as a substitute for wr << 6 =========================================================
6 << 7
7 ---------------------------------------------- << 8 Category History file
8 << 9 ---------------------
9 ## 2024-11-26 Ivana Hrivnacova (field-V11-02-0 << 10 This file should be used by G4 developers and category coordinators
10 - Better names for the G4EquationType enum con << 11 to briefly summarize all major modifications introduced in the code
11 << 12 and keep track of all category-tags.
12 ## 2024-11-04 Philippe Canal (field-V11-02-05) << 13 It DOES NOT substitute the CVS log-message one should put at every
13 - Improve stability of static initialization f << 14 committal in the CVS repository !
14 StepperDescription() in G4DormandPrince745. << 15
15 << 16 ----------------------------------------------------------
16 ## 2024-09-10 Ivana Hrivnacova (field-V11-02-0 << 17 * Reverse chronological order (last date on top), please *
17 - Coverity fixes: << 18 ----------------------------------------------------------
18 - Use std::move, const auto& instead of auto <<
19 <<
20 ## 2024-06-20 Ivana Hrivnacova (field-V11-02-0 <<
21 - Fix in G4FieldBuilder for local fields: <<
22 apply the local fields in the order of user <<
23 <<
24 ## 2024-04-29 Ivana Hrivnacova (field-V11-02-0 <<
25 - Added classes for automatic field constructi <<
26 - G4FieldBuilder[Messenger], G4FieldParamete <<
27 - No changes in other Geant4 classes <<
28 <<
29 ## 2024-04-17 Ben Morgan (field-V11-02-01) <<
30 - Fix maybe-uninitialized warnings found in AT <<
31 - Reported in internal ATLASSIM-6058 ticket. <<
32 <<
33 ## 2024-04-02 Gabriele Cosmo (field-V11-02-00) <<
34 - Applied trivial clang-tidy fixes to classes, <<
35 constructor/destructor, auto and using state <<
36 - Minor cleanup in QSS classes. <<
37 <<
38 ## 2023-11-03 Gabriele Cosmo (field-V11-01-06) <<
39 - Reinstated default DormandPrince745 stepper. <<
40 <<
41 ## 2023-10-27 Lucio Santi (field-V11-01-05) <<
42 - Improvements on the QSS Stepper <<
43 The main QSS integration loop is interrupted <<
44 exceeds a predefined threshold (set to 1000 <<
45 <<
46 ## 2023-06-14 Gabriele Cosmo (field-V11-01-04) <<
47 - Applied clang-tidy fixes (readability, moder <<
48 <<
49 ## 2023-06-12 John Apostolakis (field-V11-01-0 <<
50 - Inclusion of QSS integration method. <<
51 Most recent changes: <<
52 * Fixes for issue with SetPrecision (used un <<
53 * Updated values of parameters in G4Propagat <<
54 * Withdrew interim changes that made QSS the <<
55 <<
56 ## 2023-05-26 Lucio Santi <<
57 - Fixes for open issues: <<
58 * default values for QSS made stricter dQRel <<
59 to improve behaviour in full experiment te <<
60 * implemented missing DistChord method -- ne <<
61 <<
62 ## 2023-01-31 John Apostolakis <<
63 - Initial inclusion of QSS integration method. <<
64 Renamed classes to include 'G4' prefix, and <<
65 Added Geant4 disclaimer / license to files. <<
66 Removed QSSmessenger from RunManager and G4P <<
67 - Temporarily made QSS the default method for <<
68 <<
69 ## 2023-01-30 Rodrigo Castro, Lucio Santi & Le <<
70 - Included Quantum State Simulation (QSS) inte <<
71 Alternative method of integration which crea <<
72 functions for each coordinate (x,p) - changi <<
73 polynomials when the deviation from exact so <<
74 a threshold value. <<
75 Offers built-in interpolation capability - e <<
76 of the intersection of the trajectory with s <<
77 Currently restricted to using only with a pu <<
78 Created by Rodrigo Castro and Lucio Santi, w <<
79 by Leandro A. Gómez Vidal (and others?) <<
80 <<
81 ## 2023-03-16 Ben Morgan (field-V11-01-02) <<
82 - Fixed compilation warnings on clang-15 for m <<
83 in input parameters for steppers. <<
84 <<
85 ## 2023-01-09 Ben Morgan (field-V11-01-01) <<
86 - Use PROJECT_ scoped _SOURCE/BINARY_DIR varia <<
87 scope version to ease use of Geant4 as a CMa <<
88 - Fixes [GitHub PR #52](https://github.com/G <<
89 <<
90 ## 2022-12-09 Laurie Nevay (field- <<
91 - Reduced printout for setting any valid value <<
92 G4FieldManager. <<
93 <<
94 ## 2022-11-28 Gabriele Cosmo (field- <<
95 - Fixed restore of stream precision in G4Field <<
96 <<
97 ## 2022-11-14 John Apostolakis (field- <<
98 - Revised G4FieldManager to ensure that epsilo <<
99 are less than a 'maximum accepted' accuracy <<
100 behaviour of the integration. Improved their <<
101 - warnings if min > max, with corrective be <<
102 - a fatal exception in case of values outsi <<
103 <<
104 To cope with needs of legacy applications or <<
105 the value of the 'ceiling' maximum accepted <<
106 the new static method <<
107 G4FieldManager::SetMaxAcceptedEpsilon( <<
108 but must remain under or equal to a final ce <<
109 fMaxFinalEpsilon=0.03 <<
110 <<
111 ## 2022-11-10 Gabriele Cosmo (field-V11-00-03) <<
112 - Fixed compilation warnings for implicit type <<
113 <<
114 ## 2022-11-05 Divyansh Tiwari, John Apostolaki <<
115 <<
116 - Introduced G4BorisScheme and G4BorisDriver, <<
117 integration method, created as part of GSoC <<
118 <<
119 ## 2022-10-05 Gabriele Cosmo (field-V11-00-01) <<
120 - Fixed compilation warnings on Intel/icx comp <<
121 but not used. <<
122 <<
123 ## 2021-12-10 Ben Morgan (field-V11-00-00) <<
124 - Change to new Markdown History format <<
125 <<
126 --- <<
127 <<
128 # History entries prior to 11.0 <<
129 <<
130 March 30, 2021 B.Morgan <<
131 ----------------------- <<
132 - Migrate sources.cmake to modular build API <<
133 <<
134 November 26, 2020 J.Apostolakis <<
135 ------------------------------- <<
136 - Fix to enable G4TDormandPrince45 to be used <<
137 <<
138 This fix was needed because G4Interpolation <<
139 copies of the stepper class. Due to this it <<
140 with the type of the templated stepper. <<
141 <<
142 For a stepper to be used with 'G4Interpolati <<
143 implement the method <<
144 Equation_type GetSpecificEquation() <<
145 Templated steppers must ensure that the retu <<
146 is the specific equation type of the templat <<
147 <<
148 This method was added to G4DormandPrince745 <<
149 <<
150 October 12, 2020 J.Apostolakis <<
151 ------------------------------ <<
152 - Fixes & refinements - mostly in templated cl <<
153 Compilation fixes, e.g. missing include <cas <<
154 Refinements, e.g. int -> unsigned int in tem <<
155 <<
156 October 9, 2020 J.Apostolakis <<
157 ----------------------------- <<
158 - Configure G4ChordFinder to use templated G4T <<
159 default stepper for magnetic fields (when on <<
160 explicitly by the application.) <<
161 <<
162 October 9, 2020 J.Apostolakis & J. Xie <<
163 -------------------------------------- <<
164 - Adapted classes that avoid virtual calls for <<
165 created by Josh Xie (Google Summer of Code 2 <<
166 S. Wenzel & J.A. <<
167 <<
168 The revised design and implementations inclu <<
169 * equation of motion templated on the field <<
170 * steppers templated on the type of equatio <<
171 variables. <<
172 In addition the key methods are marked as 'i <<
173 they judge possible, to embed them and avoid <<
174 <<
175 These classes can be combined also with the <<
176 (G4IntegrationStepper, G4FSALIntegrationStep <<
177 to avoid virtual calls in all the levels up <<
178 the integration driver. ] <<
179 <<
180 The types of stepper currently available are <<
181 i) the originally developed intermediate ord <<
182 <<
183 - Name (templated) - original -- Order/ <<
184 / E <<
185 =========================================== <<
186 G4TClassicalRK4: G4ClassicalRK4 4th / <<
187 G4TCashKarpRKF45: G4CashKarpRKF45 5th / <<
188 <<
189 ii) the original low order steppers (for spe <<
190 G4TSimpleHeum: G4SimpleHeum 3rd / <<
191 G4TSimpleRunge: G4SimpleRunge 2nd / <<
192 G4TExplicitEuler: G4ExplicitEuler 1st / <<
193 <<
194 and <<
195 iii) some newly adapted stepper(s) / ( J.A. <<
196 G4TDormandPrince45 G4DormandPrince745 5th/ <<
197 =========================================== <<
198 <<
199 Note: Additional lower-order steppers are no <<
200 'Vector' steppers (using blaze) are no <<
201 <<
202 Experimental versions of fields with inline <<
203 G4TUniformMagField, G4TQuadrupoleMagFiel <<
204 are included to show how the field evaluatio <<
205 <<
206 Note 2: <<
207 Steppers which are not embedded obtain their <<
208 breaking the step into two halves, then comp <<
209 As a result many more field / derivative eva <<
210 embedded steppers of the same order, but the <<
211 estimation has different properties; so it m <<
212 <<
213 June 15, 2020 G.Cosmo <<
214 --------------------- <<
215 - Implemented move constructor and operator fo <<
216 <<
217 March 24, 2020 J.Apostolakis <<
218 ---------------------------- <<
219 - New class G4DriverReporter to print progress <<
220 Used for debugging differences between Old <<
221 - Revisions in testing CMake config file and s <<
222 for magnetic field. <<
223 <<
224 March 13, 2020 J.Apostolakis <<
225 ---------------------------- <<
226 - G4VIntegrationDriver & dependent driver clas <<
227 Added new virtual StreamInfo() method, <<
228 & used it to implement operator << for <<
229 Made (virtual) DoesReIntegrate() const. <<
230 - G4MagInt_Driver: Fixed max iterations & clar <<
231 ComputeNewStepSize does NOT (yet) respect <<
232 ( Done to enable comparisons with new G4Inte <<
233 - G4OldMagIntDriver maintains all old behaviou <<
234 <<
235 <<
236 January 22, 2020 G.Cosmo <<
237 ------------------------ <<
238 - Fixed compilation errors and configuration f <<
239 <<
240 January 13, 2020 G.Cosmo <<
241 ------------------------ <<
242 - Turn off verbosity flags by default in G4Int <<
243 G4InterpolationDriver and G4MagIntegratorDri <<
244 <<
245 December 10, 2019 B.Morgan <<
246 -------------------------- <<
247 - Cleanup CMake build, removing obsolete granu <<
248 explicit include_directories. <<
249 <<
250 November 14, 2019 J.Apostolakis <<
251 ------------------------------- <<
252 - Added method / attribute to G4VIntegrationDr <<
253 to inform whether the driver recomputes seg <<
254 AccurateAdvance is called. <<
255 <<
256 October 27, 2019 D.Sorokin <<
257 ---------------------------- <<
258 - Remove statistics printouts from destructor <<
259 <<
260 October 24, 2019 H.Burkhardt <<
261 ---------------------------- <<
262 - Standard sextupole magnet first implementati <<
263 <<
264 October 18, 2019 D. Sorokin <<
265 ----------------------------------------- <<
266 - Fix floating point exception in G4BFieldInte <<
267 <<
268 October 1, 2019 G. Cosmo <<
269 ----------------------------------------- <<
270 - Fixed unitialised data in G4EqMagElectricFie <<
271 reported by Coverity. <<
272 <<
273 September 12, 2019 G. Cosmo <<
274 ----------------------------------------- <<
275 - Minor C++11 revision. Code formatting and cl <<
276 <<
277 July 8, 2019 D. Sorokin <<
278 ----------------------------------------- <<
279 - G4BFieldIntegrationDriver: an attempt to sol <<
280 <<
281 July 3, 2019 D. Sorokin <<
282 ----------------------------------------- <<
283 - Make G4InterpolationDriver default for perfo <<
284 <<
285 June 25, 2019 D. Sorokin <<
286 ----------------------------------------- <<
287 - Fix Dormand-Prince 5th order interpolation m <<
288 <<
289 June 20, 2019 D. Sorokin <<
290 ----------------------------------------- <<
291 - New version of G4InterpolationDriver with mu <<
292 <<
293 June 12, 2019 D. Sorokin & J. Apostolakis <<
294 ----------------------------------------- <<
295 - Revert to use G4IntegrationDriver as default <<
296 ( c-tor for magnetic field. ). <<
297 Change to use concrete type of Stepper as te <<
298 <<
299 June 10, 2019 Dmitry Sorokin <<
300 ------------------------- <<
301 - Remove division in G4DormandPrince745::Inter <<
302 <<
303 June 7, 2019 Dmitry Sorokin <<
304 ------------------------- <<
305 - Switch to original chord finding algorithm i <<
306 - Reset step estimate in G4MagInt_Driver only <<
307 - Change G4VERBOSE to G4FIELD_DEBUG in G4Inter <<
308 <<
309 June 4, 2019 Dmitry Sorokin <<
310 ------------------------- <<
311 - Use FSAL property of G4DormandPrince745 in G <<
312 <<
313 June 3, 2019 Dmitry Sorokin <<
314 ------------------------- <<
315 - Fix memory churn in G4InterpolationDriver. <<
316 <<
317 May 20, 2019 Dmitry Sorokin <<
318 ------------------------- <<
319 - Make interpolation driver default for immedi <<
320 <<
321 April 8, 2019 H.Burkhardt <<
322 ------------------------- <<
323 - Correcting transformation to local system in <<
324 <<
325 March 20, 2019 G.Cosmo <<
326 ---------------------- <<
327 - Corrected 'RegularStepperName' in G4ChordFin <<
328 default stepper G4DormandPrince745 rather th <<
329 <<
330 November 9, 2018 J.Apostolakis <<
331 ------------------------------ <<
332 - Small fixes for warnings in compilation. <<
333 - Revisions of descriptions of recent tags (fo <<
334 <<
335 September 26, 2018 D.Sorokin <<
336 ---------------------------- <<
337 - Implemented G4InterpolationDriver. This driv <<
338 stepper with interpolation property to integ <<
339 The field evaluations used to calculate the <<
340 be reused to obtain one or multiple internal <<
341 So in steps in which an intersection is foun <<
342 evaluations are expected to be reduced subst <<
343 <<
344 September 13, 2018 D.Sorokin <<
345 ---------------------------- <<
346 - G4NystromRK4 creates G4CachedMagneticField i <<
347 - Removed G4MagIntegratorStepper::ComputeRight <<
348 (all calls now use non-virtual RightHandSide <<
349 - Reversed declaration of final for the class <<
350 Returned to previous status: only GetFieldVa <<
351 ( This avoid need to change examples/tests a <<
352 users' code. ) <<
353 <<
354 September 12, 2018 D.Sorokin <<
355 ---------------------------- <<
356 - Created new experimental driver G4BFieldInte <<
357 magnetic fields. In QuickAdvance it uses he <<
358 estimated 'helix' rotation angle is larger t <<
359 - G4NystromRK4 uses G4CachedMagneticField for <<
360 NOTE: It now the user's responsibility to cr <<
361 ( The alternative is to create G4CachedMagne <<
362 But this would have several disadvantages: <<
363 * It would change the field in the user's <<
364 * G4NystromRK4 is not able to check whethe <<
365 that changes the equation using SetEquat <<
366 <<
367 July 10, 2018 D. Sorokin - field- <<
368 ------------------------ Tags by J. Apostolaki <<
369 - Corrections in calculation of chord distance <<
370 ( use 4th order interpolation from Shampine <<
371 - Revised G4FieldUtils: moved copy() method fr <<
372 added 2 new setValue: simple & variadic meth <<
373 - Fixes to copy input time in ModifiedMidpoint <<
374 Bogacki-Shampine 4/5 and 2/3 (note: B-S 2/3 <<
375 Dormand Prince 4/5, 5/6 and 7/8, and Tsitou <<
376 - Trial revision in G4BulirschStoer to reduce <<
377 operations (J.A.) <<
378 - Fix for unitialised pIntStepper pointer in G <<
379 constructor. Revision of data member variab <<
380 <<
381 June 15, 2018 G.Cosmo - fiel <<
382 --------------------- <<
383 - Fixed minor Coverity defects in G4BurlischSt <<
384 Code cleanup. <<
385 <<
386 June 13, 2018 G.Cosmo - fiel <<
387 --------------------- <<
388 - Leave override final only for clone() method <<
389 not in destructor... <<
390 <<
391 June 12, 2018 G.Cosmo - fiel <<
392 --------------------- <<
393 - Use G4Exception warnings instead of streamin <<
394 - Added override final for virtual methods in <<
395 - Some code cleanup. <<
396 <<
397 Apr 30, 2018 J. Apostolakis - fiel <<
398 --------------------------- <<
399 - G4VIntegrationDriver and derived classes <<
400 <<
401 Added new virtual method in G4VIntegrationDr <<
402 void RenewStepperAndAdjust(G4MagIntegrat <<
403 which used to exist in G4MagInt_Driver. <<
404 ( Its absence caused a problem in some exist <<
405 <<
406 This method must be defined in those derived <<
407 a Runge Kutta stepper ( i.e. some or any typ <<
408 <<
409 - G4IntegrationDriver, G4FSALIntegrationDriver <<
410 Defined default implementation (which throws <<
411 implementations in the templated classes G4I <<
412 G4FSALIntegrationDriver which check the type <<
413 change the stepper if it is appropriate. <<
414 <<
415 Feb 13, 2018 J. Apostolakis - fiel <<
416 --------------------------- <<
417 - Change in G4FieldManager::CreateChordFinder <<
418 better with case that field argument is null <<
419 <<
420 Feb 13, 2018 D. Sorokin - fiel <<
421 ----------------------- - fiel <<
422 - Introduced Bulirsch-Stoer method of integrat <<
423 to Runge-Kutta based on the mid-point method <<
424 Separate driver derived G4VIntegrationDriver <<
425 using specialisation of G4IntegrationDriver <<
426 Note: this method does not have a RK 'Steppe <<
427 <<
428 Jan 31, 2018 J. Apostolakis <<
429 --------------------------- <<
430 - G4MagneticField no longer inherits from G4El <<
431 This was incorrect, and allowed a user to pr <<
432 field, but obtain the force only from the B- <<
433 the equation created in the G4ChordFinder co <<
434 => potential interface change. <<
435 <<
436 Result: It is no longer possible to use the <<
437 pure magnetic field for the case of a mix <<
438 This change is desired, and is a *protect <<
439 use led to incorrect results. <<
440 Instead the full chain of classes for equati <<
441 steppers and driver must be used for the <<
442 <<
443 Feb 9, 2017 G.Cosmo - fiel <<
444 ------------------- <<
445 - Removed static data from G4FSALIntegrationDr <<
446 G4MagIntegratorDriver and moved to base clas <<
447 Fix required for allowing proper symbol expo <<
448 19
449 Nov 17, 2017 J. Apostolakis - fiel 20 Nov 17, 2017 J. Apostolakis - field-V10-03-30
450 --------------------------- 21 ---------------------------
451 - G4ChordFinder: Reinstated old driver G4MagIn << 22 - G4ChordFinder: Reinstated old driver G4MagInt_Drv, for use
452 with G4DormandPrince745 (5th order) in G4C 23 with G4DormandPrince745 (5th order) in G4ChordFinder's
453 2nd constructor (with magnetic field.) 24 2nd constructor (with magnetic field.)
454 ( Reverses change made in field-V10-03-27 ) 25 ( Reverses change made in field-V10-03-27 )
455 26
456 Nov 16, 2017 J. Apostolakis - fiel 27 Nov 16, 2017 J. Apostolakis - field-V10-03-29
457 --------------------------- 28 ---------------------------
458 - Suppressed statistics printing in G4ChordFin 29 - Suppressed statistics printing in G4ChordFinder and new drivers
459 ( G4IntegrationDriver and G4FSALIntegration 30 ( G4IntegrationDriver and G4FSALIntegrationDriver )
460 protecting them by verbosity flags. 31 protecting them by verbosity flags.
461 << 32
462 - Minor fix to initialise scalar data member i 33 - Minor fix to initialise scalar data member in new steppers
463 G4RK547FEq1, G4RK547FEq2 and G4RK547FEq3. << 34 G4RK547FEq1, G4RK547FEq2 and G4RK547FEq3.
464 Fixes coverity issues 97886, 97888 and 97889 35 Fixes coverity issues 97886, 97888 and 97889.
465 36
466 37
467 Nov 14, 2017 J. Apostolakis - fiel 38 Nov 14, 2017 J. Apostolakis - field-V10-03-28
468 --------------------------- 39 ---------------------------
469 - Suppressed extra verbosity in G4ChordFinder. 40 - Suppressed extra verbosity in G4ChordFinder.
470 - Fix in G4FSALDormandPrince745 for unitialise 41 - Fix in G4FSALDormandPrince745 for unitialised variables.
471 Initialise ak8[], ak9[] in constructor. This 42 Initialise ak8[], ak9[] in constructor. This avoids repeated
472 memory allocation, without deletion - i.e. a 43 memory allocation, without deletion - i.e. a memory leak.
473 - Initialise fLastStepLength and/or fAuxSteppe << 44 - Initialise fLastStepLength and/or fAuxStepper data members in
474 in constructors of G4DormandPrince745 and G4 45 in constructors of G4DormandPrince745 and G4FSALDormandPrince745.
475 Coverity issues: 67394 (G4FSALDormandPrince7 46 Coverity issues: 67394 (G4FSALDormandPrince745)
476 67391 (G4DormandPrince7 47 67391 (G4DormandPrince745)
477 48
478 Nov 14, 2017 J. Apostolakis - fiel 49 Nov 14, 2017 J. Apostolakis - field-V10-03-27 (fixed)
479 --------------------------- - fiel 50 --------------------------- - field-V10-03-26
480 - G4ChordFinder: changes in default stepper & 51 - G4ChordFinder: changes in default stepper & driver in 2nd constructor.
481 in which only a magnetic field is provided ( 52 in which only a magnetic field is provided (used widely) :
482 << 53
483 * Reinstated G4DormandPrince745 (5th order) 54 * Reinstated G4DormandPrince745 (5th order) as default in G4ChordFinder.
484 (corrected -23, which missed to initialise 55 (corrected -23, which missed to initialise driver.)
485 56
486 * New templated driver G4IntegrationDriver i << 57 * New templated driver G4IntegrationDriver is chosen for the
487 the simple constuctors of G4ChordFinder an 58 the simple constuctors of G4ChordFinder and G4FieldManager
488 which only require a (pure) magnetic field 59 which only require a (pure) magnetic field. ( Details below.)
489 60
490 Additional information and details: 61 Additional information and details:
491 * New optional parameter to constructor of G 62 * New optional parameter to constructor of G4ChordFinder which
492 allow to create an FSAL stepper and corres 63 allow to create an FSAL stepper and corresponding driver instead.
493 This aims to reuse some derivatives, thus 64 This aims to reuse some derivatives, thus reducing computations
494 of derivatives and thus field evaluations. 65 of derivatives and thus field evaluations. )
495 66
496 * The templated 'driver' classes, available << 67 * The templated 'driver' classes, available and now chosen in
497 G4ChordFinder's 2nd constructor, are used 68 G4ChordFinder's 2nd constructor, are used per type of stepper
498 class: 69 class:
499 - G4IntegrationDriver for non-FSAL 70 - G4IntegrationDriver for non-FSAL steppers
500 - G4FSALIntegrationDriver for FSAL-capab 71 - G4FSALIntegrationDriver for FSAL-capable steppers
501 These make non-virtual calls to the steppe 72 These make non-virtual calls to the stepper, as they know its type.
502 73
503 - First fix in G4FSALDormandPrince745 for memo << 74 - First fix in G4FSALDormandPrince745 for memory leak, missing
504 delete[] fInitialDyDx in destructor. Coverit 75 delete[] fInitialDyDx in destructor. Coverity issue: 96383.
505 76
506 ---------------------------------------------- 77 ----------------------------------------------------------------------
507 Multiple tags (below) were to better test step 78 Multiple tags (below) were to better test stepper/driver combinations:
508 Date Tagger Tag name Stepper 79 Date Tagger Tag name Stepper Driver
509 ============================================== 80 ======================================================================
510 Nov 3, D. Sorokin field-V10-03-25 G4FSALBo << 81 Nov 3, D. Sorokin field-V10-03-25 G4FSALBogackiShampine45 FSAL
511 Nov 3, J. Apostolakis field-V10-03-24 G4FSALDo 82 Nov 3, J. Apostolakis field-V10-03-24 G4FSALDormandPrince745 FSAL ok
512 Nov 2, J. Apostolakis field-V10-03-23 G4Dorman << 83 Nov 2, J. Apostolakis field-V10-03-23 G4DormandPrince745 new
513 Nov 2, J. Apostolakis field-V10-03-22 G4RK547F 84 Nov 2, J. Apostolakis field-V10-03-22 G4RK547FEq1 FSAL ok
514 ---------------------------------------------- 85 ----------------------------------------------------------------------
515 Glossary of drivers: 86 Glossary of drivers:
516 the FSAL driver = using G4FSALIntegrationDr 87 the FSAL driver = using G4FSALIntegrationDriver (templated)
517 the new driver = using G4IntegrationDriver 88 the new driver = using G4IntegrationDriver (templated)
518 ============================================== 89 ===================================================================
519 90
520 Nov 2, 2017 D. Sorokin - fiel 91 Nov 2, 2017 D. Sorokin - field-V10-03-21
521 --------------------------------------- 92 ---------------------------------------
522 - Added new steppers G4RK547FEq{1,2,3} which i << 93 - Added new steppers G4RK547FEq{1,2,3} which implement 7 stage embedded
523 Runge-Kutta 4,5 pairs with: 94 Runge-Kutta 4,5 pairs with:
524 - FSAL property (return derivative at end 95 - FSAL property (return derivative at endpoint for use in next step),
525 - stable equilibrium states ( improved ha 96 - stable equilibrium states ( improved handling of difficulties in
526 integration: better stability in choo 97 integration: better stability in choosing step size. )
527 Each one can be used with all existing Runge 98 Each one can be used with all existing Runge-Kutta drivers:
528 - G4FSALIntegrationDriver, using its FSAL 99 - G4FSALIntegrationDriver, using its FSAL property;
529 - G4IntegrationDriver without its FSAL 100 - G4IntegrationDriver without its FSAL property.
530 - the original G4MagInt_Driver, also igno 101 - the original G4MagInt_Driver, also ignoring FSAL.
531 102
532 - Reinstated G4DormandPrince745 ( known widel 103 - Reinstated G4DormandPrince745 ( known widely as DOPRI5 ) as
533 the default RK method in G4ChordFinder for p 104 the default RK method in G4ChordFinder for pure magnetic fields.
534 ( Withdrew G4BogackiShampine45. ) J. Apos 105 ( Withdrew G4BogackiShampine45. ) J. Apostolakis
535 << 106
536 Nov 1, 2017 J. Apostolakis - fiel 107 Nov 1, 2017 J. Apostolakis - field-V10-03-20
537 --------------------------- 108 ---------------------------
538 - Made G4BogackiShampine45 the default RK meth 109 - Made G4BogackiShampine45 the default RK method in G4ChordFinder
539 for pure magnetic fields. 110 for pure magnetic fields.
540 111
541 Oct 30, 2017 D. Sorokin/J.Apostolakis - fiel 112 Oct 30, 2017 D. Sorokin/J.Apostolakis - field-V10-03-19
542 --------------------------------------- 113 ---------------------------------------
543 - add GetStepper method to G4VIntegrationDrive 114 - add GetStepper method to G4VIntegrationDriver for backward compatibility
544 115
545 Oct 20, 2017 D. Sorokin - fiel 116 Oct 20, 2017 D. Sorokin - field-V10-03-18
546 --------------------------------------- 117 ---------------------------------------
547 Introduced base class for any driver algorithm 118 Introduced base class for any driver algorithm (G4VIntegrationDriver)
548 New concrete classes added: 119 New concrete classes added:
549 - G4IntegrationDriver: implementation of templ 120 - G4IntegrationDriver: implementation of templated driver algorithm
550 for non-fsal explicit Runge-Kutta steppers 121 for non-fsal explicit Runge-Kutta steppers
551 - G4FSALIntegrationDriver: implementation of d 122 - G4FSALIntegrationDriver: implementation of driver algorithm for
552 FSAL explicit Runge-Kutta steppers. 123 FSAL explicit Runge-Kutta steppers.
553 Existing class G4MagInt_Drv remains, deriving 124 Existing class G4MagInt_Drv remains, deriving from base class.
554 125
555 - Expanded testing in testProElectroMagField ( 126 - Expanded testing in testProElectroMagField (higher precision, new driver)
556 ( J. Apostolakis) 127 ( J. Apostolakis)
557 128
558 Oct 13, 2017 D. Sorokin - fiel 129 Oct 13, 2017 D. Sorokin - field-V10-03-17
559 --------------------------------------- 130 ---------------------------------------
560 - add G4FieldUtils.hh, G4FieldUtils.icc, G4Fie << 131 - add G4FieldUtils.hh, G4FieldUtils.icc, G4FieldUtils.cc:
561 utilities to extract data from arrays in con << 132 utilities to extract data from arrays in conventions of the
562 magneticfield integration. 133 magneticfield integration.
563 134
564 Oct 13, 2017 G. Cosmo - fiel 135 Oct 13, 2017 G. Cosmo - field-V10-03-16
565 --------------------------------------- 136 ---------------------------------------
566 - G4NystromRK4: use consistenly G4 types for d 137 - G4NystromRK4: use consistenly G4 types for double and bool in G4NystromRK4.
567 138
568 Aug 31, 2017 J. Apostolakis - fiel 139 Aug 31, 2017 J. Apostolakis - field-V10-03-15
569 --------------------------------------- 140 ---------------------------------------
570 - Made G4DormandPrince457 the default Stepper 141 - Made G4DormandPrince457 the default Stepper for magnetic fields in
571 G4ChordFinder - when a driver/stepper is not 142 G4ChordFinder - when a driver/stepper is not specified.
572 143
573 Aug 31, 2017 J. Apostolakis - fiel 144 Aug 31, 2017 J. Apostolakis - field-V10-03-14
574 --------------------------------------- 145 ---------------------------------------
575 - G4NystromRK4: used caching of momentum magni 146 - G4NystromRK4: used caching of momentum magnitude ( & its inverse)
576 to reduce overhead of fix in field-V10-03-10 147 to reduce overhead of fix in field-V10-03-10.
577 148
578 Aug 25, 2017 J. Apostolakis - fiel 149 Aug 25, 2017 J. Apostolakis - field-V10-03-12, 13
579 --------------------------------------- 150 ---------------------------------------
580 - G4MagInt_Driver: added GetEquationOfMotion m 151 - G4MagInt_Driver: added GetEquationOfMotion method for enabling common
581 code with future develoment. 152 code with future develoment.
582 153
583 Aug 24, 2017 D.Sorokin & J. Apostolakis - fiel 154 Aug 24, 2017 D.Sorokin & J. Apostolakis - field-V10-03-11
584 --------------------------------------- 155 ---------------------------------------
585 - G4NystromRK4: correction in call to getField 156 - G4NystromRK4: correction in call to getField: needs p[4], not p[3]
586 ( Spotted by D. Sorokin ) 157 ( Spotted by D. Sorokin )
587 Also small cleanup of testing code into 2 sm 158 Also small cleanup of testing code into 2 small new methods.
588 ( J. Apostolakis ) 159 ( J. Apostolakis )
589 160
590 Aug 23, 2017 J.Apostolakis - fiel 161 Aug 23, 2017 J.Apostolakis - field-V10-03-10
591 -------------------------- 162 --------------------------
592 - G4NystromRK4 - Fix the caching of momentum, 163 - G4NystromRK4 - Fix the caching of momentum, field location & value.
593 Fixes issue reported by ALICE ( problem repo 164 Fixes issue reported by ALICE ( problem report #1996 ).
594 Thanks to Ruben Shahoyan for identifying and 165 Thanks to Ruben Shahoyan for identifying and reporting the issue!
595 - Temporarly made G4NystromRK4 the default Ste 166 - Temporarly made G4NystromRK4 the default Stepper in G4ChordFinder's 2nd
596 constructor (to ensure adequate testing). 167 constructor (to ensure adequate testing).
597 168
598 Jul 04, 2017 J.Apostolakis - field 169 Jul 04, 2017 J.Apostolakis - field-V10-03-09
599 -------------------------- 170 --------------------------
600 - G4DormandPrinceRK78: initialise fLastStepLen 171 - G4DormandPrinceRK78: initialise fLastStepLength and/or fAuxStepper data
601 members in constructor. Coverity issue: 6739 172 members in constructor. Coverity issue: 67398,
602 Improved description and reference to origin 173 Improved description and reference to original 1981 DP paper.
603 - G4MagIntegratorDriver: initialised fNoCalls 174 - G4MagIntegratorDriver: initialised fNoCalls in c-tor. Coverity #15158.
604 175
605 Jul 03, 2017 J.Apostolakis - field 176 Jul 03, 2017 J.Apostolakis - field-V10-03-08
606 -------------------------- 177 --------------------------
607 - G4FSALBogackiShampline45: initialise 'bi[][] 178 - G4FSALBogackiShampline45: initialise 'bi[][]' const coefficients only 1 time
608 in method PrepareConstants() called by const 179 in method PrepareConstants() called by constructor.
609 ( Similar to G4BogackiShampine => seek con 180 ( Similar to G4BogackiShampine => seek consolidation )
610 Small fix: initialise fAuxStepper to nullptr 181 Small fix: initialise fAuxStepper to nullptr, if not primary.
611 ( Part of Coverity issue 67394 ) 182 ( Part of Coverity issue 67394 )
612 - G4DormandPrinceRK56: fix for significant mem 183 - G4DormandPrinceRK56: fix for significant memory leak of ak10_low buffer
613 space in SetupInterpolate_low(), apparently 184 space in SetupInterpolate_low(), apparently not seen by Coverity
614 because it was initialised in each use, not 185 because it was initialised in each use, not in constructor!
615 Improved initialisation of ak10, 11, 12 (mov 186 Improved initialisation of ak10, 11, 12 (moved to constructor)
616 and fixed small memory leak (added deletion 187 and fixed small memory leak (added deletion in destructor).
617 - G4MagIntegratorStepper: initialise fNoRHSCal 188 - G4MagIntegratorStepper: initialise fNoRHSCalls & fIntegrationOrder in c-tor.
618 ( fIntegrationOrder is not yet used widely - 189 ( fIntegrationOrder is not yet used widely - future migration )
619 Coverity issue 67392. 190 Coverity issue 67392.
620 - G4VFSALIntegrationStepper: initialise counte 191 - G4VFSALIntegrationStepper: initialise counter in c-tor. Coverity issue 67396.
621 - G4BogackiShampine23: initialised fIsFSAL, fI 192 - G4BogackiShampine23: initialised fIsFSAL, fIntegrationOrder in c-tor.
622 Suppressed obsolete virtual method isFSAL, 193 Suppressed obsolete virtual method isFSAL,
623 Deleted duplicate virtual method 'isFSAL()'. 194 Deleted duplicate virtual method 'isFSAL()'. Non-virtual method IsFSAL()
624 now exists in base class G4MagIntegratorStep 195 now exists in base class G4MagIntegratorStepper.
625 Made copy constructor and equal operator pri 196 Made copy constructor and equal operator private and not unimplemented.
626 Added explanatory comments in source file; c 197 Added explanatory comments in source file; can make this method FSAL easily
627 (it calculates derivative @ endpoint. ) 198 (it calculates derivative @ endpoint. )
628 - Several steppers ( G4DoLoMcPriRK34, G4FSALBo 199 - Several steppers ( G4DoLoMcPriRK34, G4FSALBogackiShampine45,
629 G4DormandPrince745, G4BogackiShampine45 ): i 200 G4DormandPrince745, G4BogackiShampine45 ): initialise fLastStepLength and/or
630 fAuxStepper data members in constructor. 201 fAuxStepper data members in constructor.
631 Coverity issues: 67393, 67394, 67391, 67390, 202 Coverity issues: 67393, 67394, 67391, 67390, 67363
632 203
633 Jul 03, 2017 J.Apostolakis - field << 204 Jul 03, 2017 J.Apostolakis - field-V10-03-07
>> 205 --------------------------
>> 206 - G4FSALBogackiShampline45: fix for memory leak in Stepper()
>> 207 ( Coverity issue 67389 )
>> 208
>> 209 Jul 03, 2017 J.Apostolakis - field-V10-03-06
634 -------------------------- 210 --------------------------
635 - fix for memory leak in Stepper() in two step <<
636 G4FSALBogackiShampline45 ( Coverity issue <<
637 G4FSALDormandPrince745 ( Coverity issue <<
638 - G4BogackiShampline23: fix for memory leak in 211 - G4BogackiShampline23: fix for memory leak in destructor
639 ( Coverity issue 67355 ) << 212 ( Coverity issue 67355 )
>> 213
>> 214 Jun 30, 2017 J.Apostolakis - field-V10-03-05
>> 215 --------------------------
>> 216 - G4FSALDormandPrince745: fix for memory leak in Stepper()
>> 217 ( Coverity issue 67397 )
640 218
641 May 17, 2017 J.Apostolakis - field 219 May 17, 2017 J.Apostolakis - field-V10-03-03, -04 (resubmit)
642 -------------------------- 220 --------------------------
643 - G4FieldManager::SetDetectorField 221 - G4FieldManager::SetDetectorField
644 Fixed default of 'fail mode' parameter in << 222 Fixed default of 'fail mode' parameter in
645 to 0 (silent) - not 1 which was used for 223 to 0 (silent) - not 1 which was used for debugging.
646 In case of existing G4ChordFinder, use 'max' 224 In case of existing G4ChordFinder, use 'max' (1, failMode) not min.
647 225
648 226
649 May 11, 2017 J.Apostolakis - field 227 May 11, 2017 J.Apostolakis - field-V10-03-02
650 -------------------------- << 228 --------------------------
651 - Reintroduced changes of field-V10-01-05, 06 229 - Reintroduced changes of field-V10-01-05, 06 and 07 to address
652 issue recalled by ATLAS. 230 issue recalled by ATLAS.
653 - New fixes/refinements (since field-V10-01-07 231 - New fixes/refinements (since field-V10-01-07)
654 o Extra check for missing equation. (Fix) 232 o Extra check for missing equation. (Fix)
655 o Renamed G4FieldManager::SetFieldChangesEne 233 o Renamed G4FieldManager::SetFieldChangesEnergy() method to
656 InitialiseFieldChangesEnergy() to clarify 234 InitialiseFieldChangesEnergy() to clarify its utility.
657 - Original functionality change (copied from f 235 - Original functionality change (copied from field-V10-01-05, & -07) :
658 o G4FieldManager.cc : Revised behaviour of S 236 o G4FieldManager.cc : Revised behaviour of SetDetector - it now
659 passes the Field to the Equation, as is th 237 passes the Field to the Equation, as is the natural user expectation
660 The previous behaviour is possible, using 238 The previous behaviour is possible, using extra argument 'failMode' flag.
661 Values: 0 = silent ; << 239 Values: 0 = silent ;
662 1 (default) = warning; << 240 1 (default) = warning;
663 2 or other = fatal except 241 2 or other = fatal exception.
664 242
665 This change is to ensure that user expecta << 243 This change is to ensure that user expectation is met:
666 if the field is changed for an existing, w << 244 if the field is changed for an existing, working stepper it must
667 be propagated to the equation of motion. 245 be propagated to the equation of motion.
668 Note: this causes potential conflict betwe 246 Note: this causes potential conflict between the type of the equation
669 and the field, which will need to be 247 and the field, which will need to be solved in the future.
670 Old behaviour (just set our own pointer) i 248 Old behaviour (just set our own pointer) is still available in new method:
671 ProposeDetectorField(G4Field *detectorFiel << 249 ProposeDetectorField(G4Field *detectorField)
672 Note: Error reporting behaviour of SetDete << 250 Note: Error reporting behaviour of SetDetector is 'soft'. It does not
673 complain by default if ChordFinder i 251 complain by default if ChordFinder is not (yet) set.
674 ( The default values of failMode = 0 252 ( The default values of failMode = 0 i.e. quiet. )
675 If a chord-finder exists, it will still wa 253 If a chord-finder exists, it will still warn for other errors.
676 To obtain have noisy extra checks call Set 254 To obtain have noisy extra checks call SetDetectorField with failMode > 0
677 or by using the new method for an existing 255 or by using the new method for an existing field:
678 ChangeDetectorField(G4Field *detectorField << 256 ChangeDetectorField(G4Field *detectorField)
679 OLD: Co-works and requires new tag in geomet 257 OLD: Co-works and requires new tag in geometry/navigation: geomnav-V10-01-24.
680 258
681 Mar 22, 2017 G.Cosmo - fiel 259 Mar 22, 2017 G.Cosmo - field-V10-03-01
682 --------------------- 260 ---------------------
683 - Revert change made in previous tag and add s 261 - Revert change made in previous tag and add simple accessor to return
684 singleton pointer. 262 singleton pointer.
685 263
686 Mar 17, 2017 G.Cosmo - fiel 264 Mar 17, 2017 G.Cosmo - field-V10-03-00
687 --------------------- 265 ---------------------
688 - Define G4FieldManagerStore as normal singlet 266 - Define G4FieldManagerStore as normal singleton and corrected destructor.
689 267
690 Oct 7, 2016 J.Apostolakis - fiel 268 Oct 7, 2016 J.Apostolakis - field-V10-02-24, 25
691 --------------------------- 269 ---------------------------
692 - Checked loops for termination for infinite l << 270 - Checked loops for termination for infinite loops and annotated
693 them with "Loop checking" comment 271 them with "Loop checking" comment
694 272
695 Oct 7, 2016 D.Sorokin - fiel 273 Oct 7, 2016 D.Sorokin - field-V10-02-23
696 ----------------------- Commit: J. Apostolaki 274 ----------------------- Commit: J. Apostolakis
697 - Protection for multiple inclusion of G4Class << 275 - Protection for multiple inclusion of G4ClassicalRK4
698 (thanks to Dmitrii Sorokin, GSoC 2016 stude 276 (thanks to Dmitrii Sorokin, GSoC 2016 student. )
699 277
700 Aug 16, 2016 J.Apostolakis - fiel 278 Aug 16, 2016 J.Apostolakis - field-V10-02-22
701 --------------------------- 279 ---------------------------
702 - Added initialization of fAuxStepper in const << 280 - Added initialization of fAuxStepper in constructor of
703 G4DoLoMcPriRK34, G4DormandPrince745 & G4Dorm 281 G4DoLoMcPriRK34, G4DormandPrince745 & G4DormandPrinceRK56.
704 282
705 June 11, 2016 J.Apostolakis - fiel 283 June 11, 2016 J.Apostolakis - field-V10-02-21
706 --------------------------- 284 ---------------------------
707 - Restored G4ClassicalRK4 as default stepper f 285 - Restored G4ClassicalRK4 as default stepper for B-field,
708 (due to performance issues reported in bench 286 (due to performance issues reported in benchmarking.)
709 << 287
710 June 10, 2016 G.Cosmo - fiel 288 June 10, 2016 G.Cosmo - field-V10-02-20
711 --------------------- 289 ---------------------
712 - Fixed code indentation in G4HelixMixedSteppe 290 - Fixed code indentation in G4HelixMixedStepper;
713 fixes compilation warnings on gcc-6.1. 291 fixes compilation warnings on gcc-6.1.
714 292
715 June 1, 2016 J.Apostolakis - fiel 293 June 1, 2016 J.Apostolakis - field-V10-02-19, 18, 17
716 -------------------------- 294 --------------------------
717 - Fix in multiple steppers for the size of two 295 - Fix in multiple steppers for the size of two C-arrays which hold
718 intermediate values; they must be at least 296 intermediate values; they must be at least 8 and at least
719 'fNumberOfStateVariables' long. << 297 'fNumberOfStateVariables' long.
720 Changed: G4CashKarp, << 298 Changed: G4CashKarp,
721 G4BogackiShampine 23 & 34 299 G4BogackiShampine 23 & 34
722 G4DormandPrince 745, RK56 & RK78 300 G4DormandPrince 745, RK56 & RK78
723 G4DoLoMcPriRK34 301 G4DoLoMcPriRK34
724 G4FSALBogackiShampine45, G4FSALDorm 302 G4FSALBogackiShampine45, G4FSALDormandPrince745
725 - Made G4CashKarp the default stepper in G4Cho 303 - Made G4CashKarp the default stepper in G4ChordFinder.
726 - Deleted trial class G4NewChordFinder. 304 - Deleted trial class G4NewChordFinder.
727 305
728 June 1, 2016 J.Apostolakis - fiel 306 June 1, 2016 J.Apostolakis - field-V10-02-16
729 -------------------------- 307 --------------------------
730 - Deleted test code (RkTestRun) due to cmake i 308 - Deleted test code (RkTestRun) due to cmake issues
731 309
732 June 1, 2016 J.Apostolakis - fiel 310 June 1, 2016 J.Apostolakis - field-V10-02-15 (also -14)
733 -------------------------- 311 --------------------------
734 - Made G4ClassicalRK4 the default stepper agai 312 - Made G4ClassicalRK4 the default stepper again in G4ChordFinder
735 - Fixes in test code (RkTestRun) for new names 313 - Fixes in test code (RkTestRun) for new names of classes.
736 << 314
737 May 31, 2016 J.Apostolakis - fiel 315 May 31, 2016 J.Apostolakis - field-V10-02-13 (also -12)
738 -------------------------- 316 --------------------------
739 - New class G4NewChordFinder, that uses old G4 317 - New class G4NewChordFinder, that uses old G4MagIntegratorDriver or
740 the newer G4FSALIntegratorDriver -- first 318 the newer G4FSALIntegratorDriver -- first try, for testing FSAL.
741 Created new test testNewChordFinder.cc to ch 319 Created new test testNewChordFinder.cc to checks this.
742 320
743 - Renamed new Stepper classes to use 'G4' pref 321 - Renamed new Stepper classes to use 'G4' prefix, including
744 DormandPrince{745,RK56,RK67} TsitourasRK45 322 DormandPrince{745,RK56,RK67} TsitourasRK45 and DoLoMcPriRK34
745 323
746 - Renamed FSAL base classes to use 'G4' prefix 324 - Renamed FSAL base classes to use 'G4' prefix & 'Integrat-ion'
747 FSALMagIntegratorStepper to G4VFSALIntegr 325 FSALMagIntegratorStepper to G4VFSALIntegrationStepper
748 FSALIntegratorDriver to G4FSALIntegr 326 FSALIntegratorDriver to G4FSALIntegrationDriver
749 and the experimental FSAL versions of steppe 327 and the experimental FSAL versions of steppers,
750 FBogackiShampine45.hh to G4FSALBogackiS 328 FBogackiShampine45.hh to G4FSALBogackiShampine45.hh
751 FDormandPrince745.hh to G4FSALDormandP 329 FDormandPrince745.hh to G4FSALDormandPrince745.hh
752 ( Note: FSAL steppers remain 'behind' the impr 330 ( Note: FSAL steppers remain 'behind' the improved non-FSAL versions.)
753 331
754 - Made DormandPrince745 (DP45) the default ste 332 - Made DormandPrince745 (DP45) the default stepper (in G4ChordFinder).
755 << 333
756 May 26, 2016 J.Apostolakis & Som. Banerjee - 334 May 26, 2016 J.Apostolakis & Som. Banerjee - field-V10-02-11
757 ------------------------------------------ 335 ------------------------------------------
758 - First version of FSAL classes (as additional 336 - First version of FSAL classes (as additional classes)
759 FSAL Integrator Driver : New *concrete*, << 337 FSAL Integrator Driver : New *concrete*, stand-alone driver
760 FSAL Integrator Stepper : New base class ( 338 FSAL Integrator Stepper : New base class (separate from G4MagIntegratorStepper)
761 FBogackiShampine45: FSAL-version of Bogac 339 FBogackiShampine45: FSAL-version of BogackiShampine45 stepper
762 FDormandPrince745: FSAL-version of FDorm 340 FDormandPrince745: FSAL-version of FDormandPrince745 stepper
763 Developed by Somnath Banerjee in GSoC 2015 341 Developed by Somnath Banerjee in GSoC 2015
764 342
765 Context: 343 Context:
766 * FSAL Stepper's key 'Stepper()' method for St 344 * FSAL Stepper's key 'Stepper()' method for Stepping has additional
767 argument to return the derivative at the e 345 argument to return the derivative at the end of a step.
768 If the step was successful, this estimate 346 If the step was successful, this estimate has the same order of
769 accuracy as the stepper (i.e. 5th order fo 347 accuracy as the stepper (i.e. 5th order for a 5th order stepper.)
770 348
771 - FSAL Driver method uses the revised Stepper 349 - FSAL Driver method uses the revised Stepper interface, using
772 the final (endpoint) derivative for succes 350 the final (endpoint) derivative for successful steps
773 as the start derivative for the next step, 351 as the start derivative for the next step, in case of
774 continuing of integration. 352 continuing of integration.
775 353
776 - New test (RkTestRun.cc) covering FSAL method 354 - New test (RkTestRun.cc) covering FSAL methods, integration
777 Developed by Somnath Banerjee in GSoC 2015 355 Developed by Somnath Banerjee in GSoC 2015
778 356
779 May 26, 2016 J.Apostolakis - 357 May 26, 2016 J.Apostolakis - field-V10-02-10
780 -------------------------- 358 --------------------------
781 Preparation for addition of FSAL steppers (& d 359 Preparation for addition of FSAL steppers (& driver)
782 - G4MagIntegratorStepper: Added counter for ca << 360 - G4MagIntegratorStepper: Added counter for calls to equation RHS,
783 with Get/Reset methods. 361 with Get/Reset methods.
784 - Cosmetic fixes in sources.cmake (tabs to spa 362 - Cosmetic fixes in sources.cmake (tabs to spaces)
785 363
786 May 25, 2016 J.Apostolakis & Som. Banerjee - 364 May 25, 2016 J.Apostolakis & Som. Banerjee - field-V10-02-09
787 ------------------------------------------ 365 ------------------------------------------
788 - Added new stepper classes embedded RK method 366 - Added new stepper classes embedded RK method:
789 * DoLoMcPriRK34, 6-stage 3/4 RK (interp 367 * DoLoMcPriRK34, 6-stage 3/4 RK (interpolation)
790 * DormandPrinceRK56, 9-stage 5/6 RK (interp 368 * DormandPrinceRK56, 9-stage 5/6 RK (interpolation, FSAL-able) "6(5)"
791 * DormandPrinceRK78, 13-stage 7/8 RK (interp 369 * DormandPrinceRK78, 13-stage 7/8 RK (interpolation) "8(7) 13M"
792 created by Somnath Banerjee as part of GSoC 370 created by Somnath Banerjee as part of GSoC 2015.
793 371
794 May 25, 2016 J.Apostolakis - field 372 May 25, 2016 J.Apostolakis - field-V10-02-08
795 -------------------------- 373 --------------------------
796 - Revised testPropagateMagField, to reduce err 374 - Revised testPropagateMagField, to reduce error severity for over-long
797 steps. An error message is still written 375 steps. An error message is still written if move > (1.+1.0e-9) * step,
798 but test does not stop. 376 but test does not stop.
799 377
800 - G4HelixMixedStepper: Fixes & added new (5th 378 - G4HelixMixedStepper: Fixes & added new (5th order) stepper choices.
801 Included (G4)Bogacki-Shampine 23/45 , Dor 379 Included (G4)Bogacki-Shampine 23/45 , DormandPrince745,
802 and newest TsitourasRK45. 380 and newest TsitourasRK45.
803 381
804 May 24, 2016 J.Apostolakis - field 382 May 24, 2016 J.Apostolakis - field-V10-02-06, 07
805 -------------------------- 383 --------------------------
806 - Added TsitourasRK45 stepper. 384 - Added TsitourasRK45 stepper.
807 - Made Cash-Karp the default stepper (in G4Cho 385 - Made Cash-Karp the default stepper (in G4ChordFinder).
808 << 386
809 May 23, 2016 J.Apostolakis - field 387 May 23, 2016 J.Apostolakis - field-V10-02-05
810 -------------------------- 388 --------------------------
811 - Made DormandPrince745 (DP45) the default ste 389 - Made DormandPrince745 (DP45) the default stepper (in G4ChordFinder).
812 << 390
813 May 20, 2016 J.Apostolakis - field 391 May 20, 2016 J.Apostolakis - field-V10-02-04
814 ------------------------- 392 -------------------------
815 - Added steppers created by Somnath Banerjee a 393 - Added steppers created by Somnath Banerjee as part of GSoC 2015,
816 G4BogackiShampine23 (BS23 below), G4Bogack 394 G4BogackiShampine23 (BS23 below), G4BogackiShampine45 (BS45) and
817 DormandPrince745 (DP45). 395 DormandPrince745 (DP45).
818 These implement third order (BS23) and fifth 396 These implement third order (BS23) and fifth order (BS45, DP45)
819 embedded RK tableaus. 397 embedded RK tableaus.
820 - DP45 includes interpolation method, to evalu 398 - DP45 includes interpolation method, to evaluate the interpolant
821 ('y') at intermediate points of a successf 399 ('y') at intermediate points of a successful step.
822 BS45's interpolation method exists, but is n 400 BS45's interpolation method exists, but is not validated (fails).
823 401
824 References: 402 References:
825 - BS45 is embedded pair from paper by P. Bog 403 - BS45 is embedded pair from paper by P. Bogacki and L. F. Shampine:
826 “An efficient Runge-Kutta (4,5) pair, 404 “An efficient Runge-Kutta (4,5) pair,”
827 Comput. Math. with Appl., vol. 32, no. 6 405 Comput. Math. with Appl., vol. 32, no. 6, pp. 15–28, Sep. 1996.
828 - BS23 is four stage RK method from the pape 406 - BS23 is four stage RK method from the paper of P. Bogacki and L. F. Shampine,
829 “A 3(2) pair of Runge - Kutta formulas << 407 “A 3(2) pair of Runge - Kutta formulas,”
830 Appl. Math. Lett., vol 2, no 4, p.321 (1 408 Appl. Math. Lett., vol 2, no 4, p.321 (1989).
831 - DP45 are from Table 2 of J. R. Dormand an << 409 - DP45 are from Table 2 of J. R. Dormand and P. J. Prince's
832 “A family of embedded Runge-Kutta form 410 “A family of embedded Runge-Kutta formulae,”
833 Journal of comput. and applied Math., vo << 411 Journal of comput. and applied Math., vol. 6, no. 1, pp. 19–26, 1980.
834 412
835 May 4, 2016 G.Cosmo - field- 413 May 4, 2016 G.Cosmo - field-V10-02-03
836 ------------------- 414 -------------------
837 - Fixed Clone() signatures in derived Field cl 415 - Fixed Clone() signatures in derived Field classes.
838 More corrections on implementations of opera 416 More corrections on implementations of operator=() and copy-ctors.
839 417
840 Apr 29, 2016 G.Cosmo - field- 418 Apr 29, 2016 G.Cosmo - field-V10-02-02
841 -------------------- 419 --------------------
842 - Corrected implementation of operator=() and 420 - Corrected implementation of operator=() and copy-ctor for G4Field,
843 G4ElectroMagneticField, G4ElectricField and 421 G4ElectroMagneticField, G4ElectricField and G4CachedMagneticField.
844 422
845 Feb 25, 2016 P.Gumplinger - field- 423 Feb 25, 2016 P.Gumplinger - field-V10-02-01
846 ------------------------- 424 -------------------------
847 - address Problem Report: 1831 425 - address Problem Report: 1831
848 change: G4Mag_SpinEqRhs, G4EqEMFieldWithSpin 426 change: G4Mag_SpinEqRhs, G4EqEMFieldWithSpin, G4EqEMFieldWithEDM and
849 G4RepleteEofM.cc from g_BMT = (magMo 427 G4RepleteEofM.cc from g_BMT = (magMoment/muB)/spin
850 to g_BMT = (std:: 428 to g_BMT = (std::abs(magMoment)/muB)/spin
851 429
852 430
853 Dec 11, 2015 A.Dotti - field-V10-02-0 431 Dec 11, 2015 A.Dotti - field-V10-02-00
854 -------------------------- 432 --------------------------
855 Fixing typo in tests/CMakeList.txt file: subdi << 433 Fixing typo in tests/CMakeList.txt file: subdirecotry()
856 instead of add_subdirectory() 434 instead of add_subdirectory()
857 435
858 Nov 2, 2015 J.Apostolakis - field 436 Nov 2, 2015 J.Apostolakis - field-V10-01-15 (fixed)
859 Oct 22, 2015 J.Apostolakis - field 437 Oct 22, 2015 J.Apostolakis - field-V10-01-14
860 -------------------------- 438 --------------------------
861 - Reverted changes in G4FieldManager from tag 439 - Reverted changes in G4FieldManager from tags field-V10-01-05 to -07
862 inadvertently reintroduced in tag field-V10 440 inadvertently reintroduced in tag field-V10-01-13
863 (fixed in tag -15: committed new copy from 441 (fixed in tag -15: committed new copy from tag -04 'on top')
864 << 442
865 - Added explanation comment in G4MagHelicalSte 443 - Added explanation comment in G4MagHelicalSteper.
866 << 444
867 Oct 13, 2015 J.Apostolakis - field 445 Oct 13, 2015 J.Apostolakis - field-V10-01-13
868 -------------------------- 446 --------------------------
869 - G4ChordFinder::FindNextChord: Added check ag << 447 - G4ChordFinder::FindNextChord: Added check against number of iterations,
870 to identify potential issue of lack of conve 448 to identify potential issue of lack of convergence.
871 - test: fixed testProElectricMagField.cc 449 - test: fixed testProElectricMagField.cc
872 450
873 - Note: tag-13 inadvertently reintroduced chan 451 - Note: tag-13 inadvertently reintroduced changes from tags field-V10-01-05 to -07
874 452
875 Jun 26, 2015 P.Gumplinger - field 453 Jun 26, 2015 P.Gumplinger - field-V10-01-12, 11
876 ------------------------- 454 -------------------------
877 - Include 'NumberOfVariables' in G4RepleteEofM 455 - Include 'NumberOfVariables' in G4RepleteEofM constructor argument list.
878 456
879 Jun 22, 2015 G.Cosmo - field 457 Jun 22, 2015 G.Cosmo - field-V10-01-10
880 -------------------- 458 --------------------
881 - Withdrawn also changes introduced in tag "fi 459 - Withdrawn also changes introduced in tag "field-V10-01-08", as
882 responsible for memory violation errors in V 460 responsible for memory violation errors in Valgrind.
883 Now corresponding to tag "field-V10-01-04". 461 Now corresponding to tag "field-V10-01-04".
884 462
885 Jun 18, 2015 G.Cosmo - field 463 Jun 18, 2015 G.Cosmo - field-V10-01-09
886 -------------------- 464 --------------------
887 - Withdrawn changes introduced from tag "field 465 - Withdrawn changes introduced from tag "field-V10-01-05" to tag
888 "field-V10-01-07" included, responsible for 466 "field-V10-01-07" included, responsible for failures on SLC6 and
889 run-time errors on Valgrind checks. 467 run-time errors on Valgrind checks.
890 468
891 Jun 10, 2015 P.Gumplinger - field 469 Jun 10, 2015 P.Gumplinger - field-V10-01-08
892 ------------------------- 470 -------------------------
893 - initialize all elements of dydx[] in G4Reple 471 - initialize all elements of dydx[] in G4RepleteEofM::EvaluateRhsGivenB
894 Thanks to Tatsuya Kikawa (Osaka Univ.) 472 Thanks to Tatsuya Kikawa (Osaka Univ.)
895 473
896 Jun 10, 2015 J.Apostolakis - field 474 Jun 10, 2015 J.Apostolakis - field-V10-01-07
897 -------------------------- 475 --------------------------
898 - G4FieldManager.cc : Made behaviour of SetDet 476 - G4FieldManager.cc : Made behaviour of SetDetector 'softer'. No
899 longer complains by default if ChordFinder 477 longer complains by default if ChordFinder is not (yet) set.
900 ( The default values of failMode = 0 i.e. 478 ( The default values of failMode = 0 i.e. quiet. )
901 If a chord-finder exists, it will still war 479 If a chord-finder exists, it will still warn for other errors.
902 << 480
903 It is still possible to have louder/extra c 481 It is still possible to have louder/extra checks done calling
904 SetDetectorField with failMode > 0 482 SetDetectorField with failMode > 0
905 or by using a new method, which expects an 483 or by using a new method, which expects an existing field:
906 ChangeDetectorField(G4Field *detectorFiel << 484 ChangeDetectorField(G4Field *detectorField)
907 485
908 Jun 8, 2015 J.Apostolakis - field 486 Jun 8, 2015 J.Apostolakis - field-V10-01-05, (-06 fixed)
909 -------------------------- 487 --------------------------
910 - G4FieldManager.cc : Revised behaviour of Set 488 - G4FieldManager.cc : Revised behaviour of SetDetector - it now
911 passes the Field to the Equation, as is the 489 passes the Field to the Equation, as is the natural user expectation
912 The previous behaviour is possible, using e << 490 The previous behaviour is possible, using extra argument 'failMode'
913 flag. Values: 0 = silent ; << 491 flag. Values: 0 = silent ;
914 1 (default) = warning; << 492 1 (default) = warning;
915 2 or other = fatal except 493 2 or other = fatal exception.
916 Or can use alternative (new) suggestion met 494 Or can use alternative (new) suggestion method ProposeDetectorField();
917 495
918 This change is to ensure that user expectat << 496 This change is to ensure that user expectation is met:
919 if the field is changed for an existing, << 497 if the field is changed for an existing, working stepper it must
920 be propagated to the equation of motion. 498 be propagated to the equation of motion.
921 Note: this causes potential conflict betwee 499 Note: this causes potential conflict between the type of the equation
922 and the field, which will need to be 500 and the field, which will need to be solved in the future.
923 501
924 Old behaviour (just set our own pointer) is 502 Old behaviour (just set our own pointer) is still available in new method:
925 ProposeDetectorField(G4Field *detectorFie << 503 ProposeDetectorField(G4Field *detectorField)
926 504
927 Co-works and requires new tag in geometry/n 505 Co-works and requires new tag in geometry/navigation: geomnav-V10-01-24.
928 506
929 Jun 4, 2015 P. Gumplinger - field 507 Jun 4, 2015 P. Gumplinger - field-V10-01-04
930 ------------------------- 508 -------------------------
931 - change assignment to field instead of Field 509 - change assignment to field instead of Field array in G4RepleteEofM.cc
932 510
933 Jan 28, 2015 J.Apostolakis - field 511 Jan 28, 2015 J.Apostolakis - field-V10-01-01 (-02,03 fixed)
934 -------------------------- 512 -------------------------- ( History )
935 - Revert unintended inclusion of changes in G4 513 - Revert unintended inclusion of changes in G4MagIntegratorDriver
936 514
937 Jan 15, 2015 J.Apostolakis - field << 515 Jan 15, 2015 J.Apostolakis - field-V10-01-00
938 -------------------------- 516 --------------------------
939 - Small refinements in G4FieldTrack - access r 517 - Small refinements in G4FieldTrack - access rest mass, avoid div by 0
940 Avoid division by zero for Unit direction << 518 Avoid division by zero for Unit direction in FieldTrack
941 Added method to get Rest Mass. 519 Added method to get Rest Mass.
942 Needed for fixes related to Problem report 1 520 Needed for fixes related to Problem report 1696.
943 Thanks to Nathan S. Froemming <nfroemm@uw.ed 521 Thanks to Nathan S. Froemming <nfroemm@uw.edu> who reported the issue
944 and created dedicated test to demonstrate i 522 and created dedicated test to demonstrate it.
945 523
946 Nov 03, 2014 G.Cosmo - field 524 Nov 03, 2014 G.Cosmo - field-V10-00-04
947 -------------------- 525 --------------------
948 - Moved constructors and simple methods to in 526 - Moved constructors and simple methods to in line in G4ChargeState and
949 G4LineSection for CPU speedup (courtesy of S 527 G4LineSection for CPU speedup (courtesy of S.Wenzel).
950 528
951 May 21, 2014 J.Apostolakis - field 529 May 21, 2014 J.Apostolakis - field-V10-00-03
952 -------------------------- 530 --------------------------
953 - G4FieldTrack: 531 - G4FieldTrack:
954 * Fixed SetChargeAndMoments() to use the new 532 * Fixed SetChargeAndMoments() to use the new method
955 G4ChargeState::SetChargesAndMoments(); it 533 G4ChargeState::SetChargesAndMoments(); it was changing spin, because of
956 erroneous change in G4ChargeState::SetChar 534 erroneous change in G4ChargeState::SetChargesAndMoments(), that method
957 is now renamed SetChargeSpinMoments() to s 535 is now renamed SetChargeSpinMoments() to show what it does;
958 * Added pdg-spin as argument to constructors 536 * Added pdg-spin as argument to constructors (needed to track polarization);
959 * Renamed 'spin' to 'Polarization' in method 537 * Renamed 'spin' to 'Polarization' in method, arguments, data member to
960 avoid confusion; 538 avoid confusion;
961 * Revised constructors to add pdg-spin as la 539 * Revised constructors to add pdg-spin as last argument (with default -1).
962 - G4ChargeState: 540 - G4ChargeState:
963 - Addressed Coverity issue #56281 'Arguments << 541 - Addressed Coverity issue #56281 'Arguments in wrong order'
964 G4ChargeState::SetChargeMoments() when use 542 G4ChargeState::SetChargeMoments() when used in
965 G4FieldTrack::SetChargeMoments() from addi 543 G4FieldTrack::SetChargeMoments() from addition of spin to arguments,
966 without revising name of method to reflect 544 without revising name of method to reflect it;
967 - Changed order of arguments in constructor, 545 - Changed order of arguments in constructor, making spin 3rd argument
968 (was 2nd) and making all arguments mandato 546 (was 2nd) and making all arguments mandatory;
969 - Renamed SetChargeAndMoments() method with 547 - Renamed SetChargeAndMoments() method with 5 arguments including spin (2nd)
970 to SetChargeSpinMoments(); 548 to SetChargeSpinMoments();
971 - Added new methods including SetChargesAndM 549 - Added new methods including SetChargesAndMoments(), SetChargeMdm(),
972 SetChargeDipoleMoments() (no spin), and al 550 SetChargeDipoleMoments() (no spin), and also SetChargeSpin(),
973 SetChargeMdmSpin() (which includes spin) t << 551 SetChargeMdmSpin() (which includes spin) to provide most/all potential
974 combinations. 552 combinations.
975 - G4MagIntegratorDriver::OneGoodStep(): 553 - G4MagIntegratorDriver::OneGoodStep():
976 * Trial changes to address Valgrind issue, a 554 * Trial changes to address Valgrind issue, about value used before being set.
977 555
978 Apr 01, 2014 J.Apostolakis - fi 556 Apr 01, 2014 J.Apostolakis - field-V10-00-02
979 -------------------------- 557 --------------------------
980 - Moved G4FieldTrack::LoadFromArray() to .cc a 558 - Moved G4FieldTrack::LoadFromArray() to .cc and removed non-necessary
981 thread-local static data local to the functi 559 thread-local static data local to the function.
982 560
983 Mar 14, 2014 J.Apostolakis - fi 561 Mar 14, 2014 J.Apostolakis - field-V10-00-01
984 -------------------------- 562 --------------------------
985 - Fix assignment operator for G4FieldTrack. (C 563 - Fix assignment operator for G4FieldTrack. (Copied Rest Mass)
986 - Improve printing of G4FieldTrack 564 - Improve printing of G4FieldTrack
987 565
988 Jan 17, 2014 P.Gumplinger - fi 566 Jan 17, 2014 P.Gumplinger - field-V10-00-00
989 ------------------------- 567 -------------------------
990 - add G4Mag_EqRhs::SetChargeMomentumMass( part 568 - add G4Mag_EqRhs::SetChargeMomentumMass( particleCharge, MomentumXc, mass)
991 to G4Mag_SpinEqRhs::SetChargeMomentumMass, s 569 to G4Mag_SpinEqRhs::SetChargeMomentumMass, see bug reported at:
992 http://hypernews.slac.stanford.edu/HyperNews 570 http://hypernews.slac.stanford.edu/HyperNews/geant4/get/emfields/210.html
993 571
994 Nov 18, 2013 P.Gumplinger - fi 572 Nov 18, 2013 P.Gumplinger - field-V09-06-13/12
995 ------------------------- 573 -------------------------
996 - fix Coverity warning in G4RepleteEofM 574 - fix Coverity warning in G4RepleteEofM
997 575
998 Nov 17, 2013 J.Apostolakis << 576 Nov 17, 2013 J.Apostolakis
999 -------------------------- 577 --------------------------
1000 - Fixed and improved HelixMixed Stepper: 578 - Fixed and improved HelixMixed Stepper:
1001 Corrected the default stepper for small s 579 Corrected the default stepper for small steps to be ClassicalRK4.
1002 Added Angle-threshold parameter. (Default 580 Added Angle-threshold parameter. (Default remains 0.33 radians.)
1003 Added more Steppers, including G4NystromR 581 Added more Steppers, including G4NystromRK4.
1004 Revised Id numbers of Steppers, to make t 582 Revised Id numbers of Steppers, to make the best more visible.
1005 More comments in Stepper(). 583 More comments in Stepper().
1006 584
1007 Nov 05, 2013 P.Gumplinger - f 585 Nov 05, 2013 P.Gumplinger - field-V09-06-11
1008 ------------------------- 586 -------------------------
1009 - remove writing out-of-bounds dydx[8] = 0. i 587 - remove writing out-of-bounds dydx[8] = 0. in G4RepleteEofM.cc
1010 588
1011 Nov 04, 2013 P.Gumplinger - f 589 Nov 04, 2013 P.Gumplinger - field-V09-06-10
1012 ------------------------- 590 -------------------------
1013 - add G4RepleteEofM to sources.cmake 591 - add G4RepleteEofM to sources.cmake
1014 f 592 field-V09-06-09 - same as
1015 Nov 01st, 2013 P.Gumplinger - f 593 Nov 01st, 2013 P.Gumplinger - field-V09-06-08
1016 --------------------------- 594 ---------------------------
1017 - add G4RepleteEofM: EofM that includes force 595 - add G4RepleteEofM: EofM that includes force due to B, E, and gravity field
1018 as well as mu*grad(B) and spin tracking. 596 as well as mu*grad(B) and spin tracking.
1019 597
1020 May 10th, 2013 P.Gumplinger/J.Apostolakis - f 598 May 10th, 2013 P.Gumplinger/J.Apostolakis - field-V09-06-07
1021 ----------------------------------------- 599 -----------------------------------------
1022 - Revised number of field components (to allo 600 - Revised number of field components (to allow up to 24).
1023 18 are required for new applications (B, E 601 18 are required for new applications (B, E, Gravity, B-gradients)
1024 - Fixes for initialisation errors found by Co 602 - Fixes for initialisation errors found by Coverity.
1025 603
1026 May 10th, 2013 P.Gumplinger - field-V09-06-06 604 May 10th, 2013 P.Gumplinger - field-V09-06-06
1027 --------------------------- 605 ---------------------------
1028 - prevent divided by zero and shortcut spin t 606 - prevent divided by zero and shortcut spin tracking for spin == 0
1029 particles: G4Mag_SpinEqRhs.cc, G4EqEMFieldW 607 particles: G4Mag_SpinEqRhs.cc, G4EqEMFieldWithSpin.cc and
1030 G4EqEMFieldWithEDM.cc 608 G4EqEMFieldWithEDM.cc
1031 f << 609 field-V09-06-05 - same
1032 May 8th, 2013 P.Gumplinger/J.Apostolakis - f 610 May 8th, 2013 P.Gumplinger/J.Apostolakis - field-V09-06-04
1033 ----------------------------------------- 611 -----------------------------------------
1034 - Introduced new class G4ChargeState to hold 612 - Introduced new class G4ChargeState to hold charge, spin, magnetic moment
1035 (promoted from internal class of G4Field 613 (promoted from internal class of G4FieldTrack).
1036 - Changed the signature of EquationOfMotion:: 614 - Changed the signature of EquationOfMotion::SetChargeMomentumMass to
1037 take G4ChargeState in place of G4double (cha 615 take G4ChargeState in place of G4double (charge) as first argument.
1038 - Deleted SetChargeMomentumMass from G4ChordF 616 - Deleted SetChargeMomentumMass from G4ChordFinder, G4PropagatorInField,
1039 G4MagInt_Driver 617 G4MagInt_Driver
1040 618
1041 - Migrated testPropagateMagField and testProp 619 - Migrated testPropagateMagField and testPropagateSpin.
1042 620
1043 March 19th, 2013 G.Cosmo - field-V09-06-03, f 621 March 19th, 2013 G.Cosmo - field-V09-06-03, field-V09-06-02
1044 ------------------------- 622 -------------------------
1045 - Cleanup of MT changes in G4FieldManagerStor 623 - Cleanup of MT changes in G4FieldManagerStore.
1046 624
1047 February 26th, 2013 A.Dotti - field-V09-06-01 625 February 26th, 2013 A.Dotti - field-V09-06-01
1048 --------------------------- 626 ---------------------------
1049 - First implementation of Cloning mechanism ( 627 - First implementation of Cloning mechanism (needed for MT)
1050 628
1051 February 22nd, 2013 G.Cosmo - field-V09-06-00 629 February 22nd, 2013 G.Cosmo - field-V09-06-00
1052 --------------------------- 630 ---------------------------
1053 - Cleanup of unnecessary changes for multi-th 631 - Cleanup of unnecessary changes for multi-threading in G4QuadrupoleMagField.
1054 - Removed unused private data-members in G4Ma 632 - Removed unused private data-members in G4Mag_UsualEqRhs and G4RKG3_Stepper.
1055 633
1056 November 14th, 2012 P.Mato - field-V09-05-07 634 November 14th, 2012 P.Mato - field-V09-05-07
1057 -------------------------- 635 --------------------------
1058 - G4QuadrupoleMagField: allow displaced origi 636 - G4QuadrupoleMagField: allow displaced origin and rotation (Björn Riese)
1059 - Added G4SystemOfUnits.hh in unit tests 637 - Added G4SystemOfUnits.hh in unit tests
1060 638
1061 August 30th, 2012 P.Mato - field-V09-05-06 639 August 30th, 2012 P.Mato - field-V09-05-06
1062 ------------------------ 640 ------------------------
1063 - Adapted CMakeLists.txt files to new unit te 641 - Adapted CMakeLists.txt files to new unit tests
1064 642
1065 June 11th, 2012 G.Cosmo - field-V09-05-05 643 June 11th, 2012 G.Cosmo - field-V09-05-05
1066 ----------------------- 644 -----------------------
1067 - Explicitly use inclusion of headers for sys 645 - Explicitly use inclusion of headers for system of units and physical
1068 constants, in plan to remove implicit inclu 646 constants, in plan to remove implicit inclusion from globals.hh.
1069 647
1070 May 14th, 2012 G.Cosmo - field-V09-05-04 648 May 14th, 2012 G.Cosmo - field-V09-05-04
1071 ---------------------- 649 ----------------------
1072 - Fixed spurious case of hidden variable visi 650 - Fixed spurious case of hidden variable visibility in G4NystromRK4,
1073 detected with '-Wshadow' compilation option 651 detected with '-Wshadow' compilation option on gcc compiler.
1074 652
1075 February 3rd, 2012 J.Apostolakis - field-V09 653 February 3rd, 2012 J.Apostolakis - field-V09-05-03
1076 --------------------------------- 654 ---------------------------------
1077 - G4FieldTrack: << 655 - G4FieldTrack:
1078 Added new (inline) method to set the Rest << 656 Added new (inline) method to set the Rest Mass. Needed in order to
1079 reset this - and keep reuse the same G 657 reset this - and keep reuse the same G4FieldTrack in a client
1080 (across tracks.) 658 (across tracks.)
1081 Made SetCurvePnt() method private. 659 Made SetCurvePnt() method private.
1082 Simplified implementation of constructors << 660 Simplified implementation of constructors. Gain of 1 square root and
1083 1 division per call. 661 1 division per call.
1084 662
1085 February 3rd, 2012 G.Cosmo - field-V09-05-0 663 February 3rd, 2012 G.Cosmo - field-V09-05-02
1086 ---------------------------- 664 ----------------------------
1087 - Removed tests in CMakeLists.txt causing cat 665 - Removed tests in CMakeLists.txt causing catastrophic failure in system
1088 testing! 666 testing!
1089 667
1090 February 2nd, 2012 J.Apostolakis - field-V0 668 February 2nd, 2012 J.Apostolakis - field-V09-05-01
1091 ---------------------------------- 669 ----------------------------------
1092 - G4Mag_UsualEqRhs: in SetChargeMomentumMass( 670 - G4Mag_UsualEqRhs: in SetChargeMomentumMass() method, fixed problem with
1093 division by zero; stopped updating 'fInvCur 671 division by zero; stopped updating 'fInvCurrentMomentumXc' (data member
1094 is obsolete). 672 is obsolete).
1095 - Added tests in CMakeLists.txt 673 - Added tests in CMakeLists.txt
1096 674
1097 December 13th, 2011 G.Cosmo - field-V09-05-0 675 December 13th, 2011 G.Cosmo - field-V09-05-00
1098 ---------------------------- 676 ----------------------------
1099 - Fixed Coverity defects in G4SimpleRunge (re 677 - Fixed Coverity defects in G4SimpleRunge (removed spurious pointer
1100 data member) and G4FieldTrack (missing G4Ch 678 data member) and G4FieldTrack (missing G4ChargeState::operator=()).
1101 - Synchronised unit tests to trunk (new test 679 - Synchronised unit tests to trunk (new test field07 and minor updates).
1102 680
1103 November 11th, 2011 J.Apostolakis - field-V0 681 November 11th, 2011 J.Apostolakis - field-V09-04-06
1104 ---------------------------------- 682 ----------------------------------
1105 - Added G4Field.cc to list of files in source 683 - Added G4Field.cc to list of files in sources.cmake
1106 684
1107 November 4th, 2011 J.Apostolakis - field-V0 685 November 4th, 2011 J.Apostolakis - field-V09-04-05
1108 ---------------------------------- 686 ----------------------------------
1109 - G4Field: revised to improve ability to dete 687 - G4Field: revised to improve ability to detect gravity field:
1110 Added new data member to identify gravity f 688 Added new data member to identify gravity field;
1111 Added new method IsGravityActive() to acces 689 Added new method IsGravityActive() to access this data member;
1112 Created new source file: moving constructor 690 Created new source file: moving constructors to it.
1113 - Changed G4UniformGravityField and G4Electro << 691 - Changed G4UniformGravityField and G4ElectroMagneticField
1114 to accomodate this refinement. 692 to accomodate this refinement.
1115 693
1116 November 2nd, 2011 P.Gumplinger - field-V09- 694 November 2nd, 2011 P.Gumplinger - field-V09-04-04
1117 -------------------------------- 695 --------------------------------
1118 - update list of files in sources.cmake 696 - update list of files in sources.cmake
1119 697
1120 October 28th, 2011 P.Gumplinger - field-V09- 698 October 28th, 2011 P.Gumplinger - field-V09-04-03
1121 -------------------------------- 699 --------------------------------
1122 - Added (uniform) gravity field capability. << 700 - Added (uniform) gravity field capability.
1123 New classes G4EqGravityField, G4UniformGrav 701 New classes G4EqGravityField, G4UniformGravityField.
1124 702
1125 *Required* for co-working tag in Transporta 703 *Required* for co-working tag in Transportation
1126 704
1127 October 12th, 2011 P.Gumplinger - field-V09- 705 October 12th, 2011 P.Gumplinger - field-V09-04-02
1128 -------------------------------- 706 --------------------------------
1129 - replaced: omegac = 0.105658387*GeV/mass * 2 707 - replaced: omegac = 0.105658387*GeV/mass * 2.837374841e-3*(rad/cm/kilogauss)
1130 with: omegac = (eplus/particleMass)*c_l 708 with: omegac = (eplus/particleMass)*c_light
1131 in G4EqEMFieldWithEDM.cc, G4Mag_SpinEqRhs.c 709 in G4EqEMFieldWithEDM.cc, G4Mag_SpinEqRhs.cc, G4EqEMFieldWithSpin.cc
1132 changed calculation: << 710 changed calculation:
1133 std::sqrt(kineticEnergy*kineticEnergy + 711 std::sqrt(kineticEnergy*kineticEnergy + 2.0*restMass_c2*kineticEnergy);
1134 to: 712 to:
1135 std::sqrt(kineticEnergy*(kineticEnergy+2 713 std::sqrt(kineticEnergy*(kineticEnergy+2.0*restMass_c2))
1136 in G4FieldTrack.cc 714 in G4FieldTrack.cc
1137 715
1138 August 11th, 2011 G.Cosmo - field-V09-04-01 716 August 11th, 2011 G.Cosmo - field-V09-04-01
1139 -------------------------- 717 --------------------------
1140 - Migrated to new G4Exception scheme for warn 718 - Migrated to new G4Exception scheme for warnings and errors.
1141 - Defined scheme for warnings/errors coding: 719 - Defined scheme for warnings/errors coding:
1142 + 1xxx for warnings, 0xxx for errors. 720 + 1xxx for warnings, 0xxx for errors.
1143 Code numbering: 721 Code numbering:
1144 + 0001: not supported or implemented featur 722 + 0001: not supported or implemented features;
1145 + 0002: invalid setup/construct; 723 + 0002: invalid setup/construct;
1146 + 0003: invalid run condition; 724 + 0003: invalid run condition;
1147 + 1001: incorrect setup; automatically adap 725 + 1001: incorrect setup; automatically adapted.
1148 + 1002: notification. 726 + 1002: notification.
1149 727
1150 May 13th, 2011 J.Apostolakis 728 May 13th, 2011 J.Apostolakis
1151 ---------------------------- 729 ----------------------------
1152 - Added new class G4TrialsCounter for keeping 730 - Added new class G4TrialsCounter for keeping statistics of trials.
1153 - Avoid printing out pointer in G4CachedMagne 731 - Avoid printing out pointer in G4CachedMagneticField::ReportStatistics().
1154 - Updated unit tests. 732 - Updated unit tests.
1155 733
1156 May 12th, 2011 G.Cosmo - field-V09-04-00 734 May 12th, 2011 G.Cosmo - field-V09-04-00
1157 ----------------------- 735 -----------------------
1158 - Fixed compilation warnings from gcc-4.6.0 f 736 - Fixed compilation warnings from gcc-4.6.0 for variables set but not used.
1159 737
1160 May 5th, 2011 J.Apostolakis 738 May 5th, 2011 J.Apostolakis
1161 ---------------------------- 739 ----------------------------
1162 - Reordered data members to group invariants, 740 - Reordered data members to group invariants, field parameters, etc...
1163 741
1164 Sep 10th, 2010 J.Apostolakis - field-V09-03- 742 Sep 10th, 2010 J.Apostolakis - field-V09-03-03
1165 ----------------------------- 743 -----------------------------
1166 - Revised constructor of G4MagErrorStepper to 744 - Revised constructor of G4MagErrorStepper to add number of State variables
1167 - Corrected MagErrorStepper to copy State Var 745 - Corrected MagErrorStepper to copy State Variable to output
1168 - Enable G4ConstRK4 to copy remaining State V 746 - Enable G4ConstRK4 to copy remaining State Variables (must integrate 6)
1169 747
1170 Sep 10th, 2010 J.Apostolakis - field-V09-03- 748 Sep 10th, 2010 J.Apostolakis - field-V09-03-02
1171 ----------------------------- 749 -----------------------------
1172 - New class G4MonopoleEq for rhs of d(pc)/ds 750 - New class G4MonopoleEq for rhs of d(pc)/ds propagation in field
1173 in SI units (V.Grichine). 751 in SI units (V.Grichine).
1174 - Fixed passing of time in G4NystromRK4 752 - Fixed passing of time in G4NystromRK4
1175 753
1176 Jul 21st, 2010 T.Nikitina - field-V09-03-01 754 Jul 21st, 2010 T.Nikitina - field-V09-03-01
1177 -------------------------- 755 --------------------------
1178 - Fixed cases of memory corruption in G4RKG3_ 756 - Fixed cases of memory corruption in G4RKG3_Stepper.
1179 - Fixed case of unused array data member in G 757 - Fixed case of unused array data member in G4ExactHelixStepper.
1180 - Removed useless code never executed in G4Co 758 - Removed useless code never executed in G4ConstRK4::Stepper().
1181 - Fixed initialization in G4NystromRK4 constr 759 - Fixed initialization in G4NystromRK4 constructor.
1182 760
1183 Jul 14th, 2010 G.Cosmo - field-V09-03-00 761 Jul 14th, 2010 G.Cosmo - field-V09-03-00
1184 ----------------------- 762 -----------------------
1185 - Added dummy initialization of members in co 763 - Added dummy initialization of members in constructors for G4CashKarpRKF45,
1186 G4ConstRK4, G4EqEMFieldWithEDM, G4EqEMField 764 G4ConstRK4, G4EqEMFieldWithEDM, G4EqEMFieldWithSpin, G4ExactHelixStepper,
1187 G4FieldTrack, G4MagHelicalStepper, G4MagInt 765 G4FieldTrack, G4MagHelicalStepper, G4MagInt_Driver, G4Mag_EqRhs,
1188 G4Mag_SpinEqRhs, G4Mag_UsualEqRhs, G4Nystro 766 G4Mag_SpinEqRhs, G4Mag_UsualEqRhs, G4NystromRK4, G4RKG3_Stepper,
1189 G4UniformElectricField, G4UniformElectricFi 767 G4UniformElectricField, G4UniformElectricField.
1190 768
1191 Nov 12th, 2009 J.Apostolakis - field-V09-02- 769 Nov 12th, 2009 J.Apostolakis - field-V09-02-09
1192 ----------------------------- 770 -----------------------------
1193 - G4MagIntegratorDriver: activate check on i 771 - G4MagIntegratorDriver: activate check on integration error for spin.
1194 772
1195 Nov 12th, 2009 J.Apostolakis - field-V09-02- 773 Nov 12th, 2009 J.Apostolakis - field-V09-02-08
1196 ----------------------------- (fix only) 774 ----------------------------- (fix only)
1197 - G4Nystrom: Corrected interface method getF 775 - G4Nystrom: Corrected interface method getField: array now has explicit dimension[4]
1198 (Problem found by gcc 4.3 - i 776 (Problem found by gcc 4.3 - it checked indices used in inline method! )
1199 777
1200 Nov 6th, 2009 P.Gumplinger - field-V09-02-07 778 Nov 6th, 2009 P.Gumplinger - field-V09-02-07
1201 --------------------------- 779 ---------------------------
1202 - bug fix in G4EqEMFieldWithSpin and G4EqEMFi 780 - bug fix in G4EqEMFieldWithSpin and G4EqEMFieldWithEDM
1203 thanks to Hiromi Iinuma (KEK) see: 781 thanks to Hiromi Iinuma (KEK) see:
1204 http://hypernews.slac.stanford.edu/HyperNew 782 http://hypernews.slac.stanford.edu/HyperNews/geant4/get/emfields/161.html
1205 783
1206 Nov 5th, 2009 J.Apostolakis - field-V09-02-0 784 Nov 5th, 2009 J.Apostolakis - field-V09-02-06
1207 ---------------------------- 785 ----------------------------
1208 - G4MagIntegratorDriver.cc : Enabled call to 786 - G4MagIntegratorDriver.cc : Enabled call to ComputeRightHandSide
1209 - G4NystromRK4.cc : Disabled auxilia 787 - G4NystromRK4.cc : Disabled auxiliary code in Stepper (needed if
1210 ComputeRightHan 788 ComputeRightHandSide is not called.)
1211 789
1212 Nov 5th, 2009 J.Apostolakis - field-V09-02-0 790 Nov 5th, 2009 J.Apostolakis - field-V09-02-05
1213 ---------------------------- 791 ----------------------------
1214 - Added new virtual method CalculateRightHand 792 - Added new virtual method CalculateRightHandSide to G4MagIntegratorStepper for use
1215 in caching momentum (and field value) b 793 in caching momentum (and field value) by G4NystromRK4
1216 Default implementation in G4MagIntegrat 794 Default implementation in G4MagIntegratorStepper calls RightHandSide inline method.
1217 - G4Nystrom: New Set/Get method for cache di 795 - G4Nystrom: New Set/Get method for cache distance.
1218 Changed private data members in 796 Changed private data members in G4NystromRK4.
1219 - G4MagIntegratorDriver: alternative call to 797 - G4MagIntegratorDriver: alternative call to ComputeRightHandSide is not used (in comment)
1220 As a result G4NystromRK4 operat << 798 As a result G4NystromRK4 operates without reusing
1221 799
1222 Nov 5th, 2009 J.Apostolakis - field-V09-02-0 800 Nov 5th, 2009 J.Apostolakis - field-V09-02-04
1223 ---------------------------- 801 ----------------------------
1224 - G4CachedMagneticField: New Simple class to << 802 - G4CachedMagneticField: New Simple class to cache value of Magnetic Field.
1225 Speeds up code when calculation of field 803 Speeds up code when calculation of field value is complex.
1226 - G4NystromRK4 : New Stepper with Nys 804 - G4NystromRK4 : New Stepper with Nystrom for magnetic field
1227 with analytic estimation of integration << 805 with analytic estimation of integration error.
1228 Greatly reduces number of field value pe 806 Greatly reduces number of field value per step.
1229 - Revised testPropagateMagField to use Cached 807 - Revised testPropagateMagField to use Cached Quadrupole field,
1230 and to cover G4NystromRK4 and G4ConstRK4 808 and to cover G4NystromRK4 and G4ConstRK4.
1231 809
1232 Nov 4th, 2009 P.Gumplinger - field-V09-02-03 810 Nov 4th, 2009 P.Gumplinger - field-V09-02-03
1233 --------------------------- 811 ---------------------------
1234 - (minor change) remove comment from G4EqEMFi 812 - (minor change) remove comment from G4EqEMFieldWithSpin.cc
1235 add G4EqEMFieldWithEDM class: this is the R 813 add G4EqEMFieldWithEDM class: this is the RHS of EofM in a combined
1236 electric and magnetic field, with spin trac 814 electric and magnetic field, with spin tracking for both MDM and EDM terms.
1237 Thanks to Kevin Lynch, Phys. Dept. at Bosto 815 Thanks to Kevin Lynch, Phys. Dept. at Boston University.
1238 816
1239 May 18th, 2009 T.Nikitina - field-V09-02-02 817 May 18th, 2009 T.Nikitina - field-V09-02-02
1240 ------------------------- 818 -------------------------
1241 - Enhanced algorithm G4ChordFinder::ApproxCur 819 - Enhanced algorithm G4ChordFinder::ApproxCurvePointS() in order to speedup
1242 BrentLocator. 820 BrentLocator.
1243 821
1244 March 25th, 2009 G.Cosmo - field-V09-02-01 822 March 25th, 2009 G.Cosmo - field-V09-02-01
1245 ------------------------ 823 ------------------------
1246 - Some code cleanup and formatting... 824 - Some code cleanup and formatting...
1247 825
1248 March 6th, 2009 P.Gumplinger - field-V09-02-0 826 March 6th, 2009 P.Gumplinger - field-V09-02-00
1249 ---------------------------- 827 ----------------------------
1250 - Added 3rd term of BMT equation (Spin x Beta 828 - Added 3rd term of BMT equation (Spin x Beta x Efield) to G4EqEMFieldWithSpin,
1251 addresses emfields forum posting #155 (bug 829 addresses emfields forum posting #155 (bug report). Thanks to Kevin Lynch,
1252 Phys. Dept. at Boston University. 830 Phys. Dept. at Boston University.
1253 - Moved renormalization of spin from G4EqEMFi 831 - Moved renormalization of spin from G4EqEMFieldWithSpin and G4Mag_SpinEqRhs to
1254 G4ClassicalRK4 and G4SimpleHeum. 832 G4ClassicalRK4 and G4SimpleHeum.
1255 - Added Spin propagation errors to the criter 833 - Added Spin propagation errors to the criteria for 'OneGoodStep' in
1256 G4MagIntegratorDriver but actually don't ad 834 G4MagIntegratorDriver but actually don't add it (yet) to the decision logic.
1257 835
1258 November, 19th, 2008 P.Gumplinger - field-V0 836 November, 19th, 2008 P.Gumplinger - field-V09-01-05
1259 ---------------------------------- 837 ----------------------------------
1260 - Renormalized the spin to 1 in G4EqEMFieldWi 838 - Renormalized the spin to 1 in G4EqEMFieldWithSpin and G4Mag_SpinEqRhs.
1261 839
1262 November, 7th, 2008 P.Gumplinger - field-V0 840 November, 7th, 2008 P.Gumplinger - field-V09-01-04
1263 ---------------------------------- 841 ----------------------------------
1264 - Added SetAnomaly() and GetAnomaly() accesso 842 - Added SetAnomaly() and GetAnomaly() accessors to G4EqEMFieldWithSpin.
1265 843
1266 October, 28th, 2008 T.Nikitina - field-V09- 844 October, 28th, 2008 T.Nikitina - field-V09-01-03
1267 -------------------------------- 845 --------------------------------
1268 - Added 'ApproxCurveV' to method G4ChordFinde << 846 - Added 'ApproxCurveV' to method G4ChordFinder::ApproxCurvePointS() in
1269 order to better calculate the curve length. 847 order to better calculate the curve length.
1270 - Some code cleanup. 848 - Some code cleanup.
1271 849
1272 September, 18th, 2008 T.Nikitina 850 September, 18th, 2008 T.Nikitina
1273 ---------------------------------- 851 ----------------------------------
1274 - Added new stepper class G4ConstRK4, perform 852 - Added new stepper class G4ConstRK4, performing integration of one step
1275 with error calculation in constant magnetic 853 with error calculation in constant magnetic field; implementation derived
1276 from G4ClassicalRK4. 854 from G4ClassicalRK4.
1277 855
1278 July, 15th, 2008 J.Apostolakis - field-V09- 856 July, 15th, 2008 J.Apostolakis - field-V09-01-02
1279 -------------------------------- 857 --------------------------------
1280 - Revised signature of G4ChordFinder::FinderN 858 - Revised signature of G4ChordFinder::FinderNextChord(), making 'FieldTrack'
1281 argument passed a reference. 859 argument passed a reference.
1282 860
1283 May, 28th, 2008 T.Nikitina 861 May, 28th, 2008 T.Nikitina
1284 ---------------------------- 862 ----------------------------
1285 - G4ChordFinder: added new method ApproxCurve 863 - G4ChordFinder: added new method ApproxCurvePointS() using Brent second order
1286 location mechanism. 864 location mechanism.
1287 865
1288 April 24th, 2008 T.Nikitina - field-V09-01- 866 April 24th, 2008 T.Nikitina - field-V09-01-01
1289 ----------------------------- 867 -----------------------------
1290 - Fix 'unused' non-initialized values of dydx 868 - Fix 'unused' non-initialized values of dydx in G4EqMagElectricField
1291 and G4EqEMFieldWithSpin. 869 and G4EqEMFieldWithSpin.
1292 870
1293 January 17th, 2008 G.Cosmo - field-V09-01-0 871 January 17th, 2008 G.Cosmo - field-V09-01-00
1294 ---------------------------- 872 ----------------------------
1295 - G4CashKarpRKF45: deleted un-needed duplicat 873 - G4CashKarpRKF45: deleted un-needed duplicate (and unused) instance variable
1296 'fNumberOfVariables', already defined in G4M 874 'fNumberOfVariables', already defined in G4MagIntegratorStepper. (J.Ap.)
1297 - Some code cleanup. 875 - Some code cleanup.
1298 876
1299 December 7th, 2007 J.Apostolakis & T.Nikiti 877 December 7th, 2007 J.Apostolakis & T.Nikitina - field-V09-00-03
1300 --------------------------------------------- 878 -----------------------------------------------
1301 - New class G4FieldManagerStore. It enables r 879 - New class G4FieldManagerStore. It enables resetting of all chord
1302 finders' state. Needed to address problem r 880 finders' state. Needed to address problem reported by user.
1303 881
1304 September 9th, 2007 G.Cosmo - field-V09-00-0 882 September 9th, 2007 G.Cosmo - field-V09-00-02a
1305 ---------------------------- 883 ----------------------------
1306 - Some code cleanup in G4MagHelicalStepper.cc 884 - Some code cleanup in G4MagHelicalStepper.cc.
1307 885
1308 August 30th, 2007 P.Gumplinger - field-V09 886 August 30th, 2007 P.Gumplinger - field-V09-00-02
1309 --------------------------------- 887 ---------------------------------
1310 - Add G4EqEMFieldWithSpin class to allow trac 888 - Add G4EqEMFieldWithSpin class to allow tracking of spin also in
1311 G4ElectroMagneticFields 889 G4ElectroMagneticFields
1312 890
1313 August 21st, 2007 T.Nikitina - field-V09-0 891 August 21st, 2007 T.Nikitina - field-V09-00-01
1314 ------------------------------- 892 -------------------------------
1315 - Fix to DistChord() method for Helical Stepp 893 - Fix to DistChord() method for Helical Steppers: adopt 'special' case
1316 also for Ang<2pi not only for Ang<pi; use c 894 also for Ang<2pi not only for Ang<pi; use cos() in place of tan(), to
1317 improve CPU performance. 895 improve CPU performance.
1318 - Improved AdvanceHelix() to be able to make 896 - Improved AdvanceHelix() to be able to make half step and full step
1319 in one call. 897 in one call.
1320 - In G4HelixMixedStepper added possibility to 898 - In G4HelixMixedStepper added possibility to call different steppers for
1321 small steps and add some statistics how off 899 small steps and add some statistics how offen different steppers are called.
1322 - G4RKG3_Stepper: improved internal algorithm 900 - G4RKG3_Stepper: improved internal algorithm to use pre-computed values;
1323 the stepper now gives comparable CPU perfor << 901 the stepper now gives comparable CPU performance as ClassicalRK4.
1324 - Updated unit tests. 902 - Updated unit tests.
1325 903
1326 August 17th, 2007 G.Cosmo - field-V09-00-0 904 August 17th, 2007 G.Cosmo - field-V09-00-00
1327 ---------------------------- 905 ----------------------------
1328 - Changed FatalException to EventMustBeAborte 906 - Changed FatalException to EventMustBeAborted in AccurateAdvance()
1329 if proposed integration step is negative. 907 if proposed integration step is negative.
1330 908
1331 June 8th, 2007 T.Nikitina - field-V08-03-0 909 June 8th, 2007 T.Nikitina - field-V08-03-03
1332 ---------------------------- 910 ----------------------------
1333 - Relaxed FatalException to Warning in G4MagI << 911 - Relaxed FatalException to Warning in G4MagIntegratorDriver::AccurateAdvance()
1334 for case of step zero and return previous v << 912 for case of step zero and return previous value. This fixes problem
1335 observed by ATLAS in release 8.3 when requi 913 observed by ATLAS in release 8.3 when requiring very accurate propagation
1336 -- ie using very small values for acceptabl 914 -- ie using very small values for acceptable integration error.
1337 915
1338 May 18th, 2007 T.Nikitina - field-V08-03-0 916 May 18th, 2007 T.Nikitina - field-V08-03-02
1339 ---------------------------- 917 ----------------------------
1340 - New class G4HelixMixedStepper, mixing helic 918 - New class G4HelixMixedStepper, mixing helical stepper and RK
1341 G4MagHelicalStepper 919 G4MagHelicalStepper
1342 - Keep values of inverse Radius, .. 920 - Keep values of inverse Radius, ..
1343 - New calculation of DistChord for SteppingAn 921 - New calculation of DistChord for SteppingAngle > pi
1344 G4RKG3Stepper 922 G4RKG3Stepper
1345 - New calculation of DistChord for SteppingAn 923 - New calculation of DistChord for SteppingAngle > pi
1346 924
1347 May 16th, 2007 G.Cosmo - field-V08-03-01 925 May 16th, 2007 G.Cosmo - field-V08-03-01
1348 ------------------------- 926 -------------------------
1349 - Introduced new class G4ErrorMag_UsualEqRhs 927 - Introduced new class G4ErrorMag_UsualEqRhs used to reverse the magnetic
1350 field when propagation is backwards for err 928 field when propagation is backwards for error propagation (by P.Arce).
1351 - Coworks with tag "global-V08-03-02". 929 - Coworks with tag "global-V08-03-02".
1352 930
1353 May 11th, 2007 G.Cosmo - field-V08-03-00 931 May 11th, 2007 G.Cosmo - field-V08-03-00
1354 ------------------------- 932 -------------------------
1355 - Use call to G4GeometryTolerance instead of 933 - Use call to G4GeometryTolerance instead of kCarTolerance constant in
1356 G4MagIntegratorDriver. 934 G4MagIntegratorDriver.
1357 - Requires tag "global-V08-03-00" and related 935 - Requires tag "global-V08-03-00" and related tag set.
1358 936
1359 May 10th, 2007 J.Apostolakis - field-V08-0 937 May 10th, 2007 J.Apostolakis - field-V08-02-01
1360 ------------------------------- 938 -------------------------------
1361 - G4MagIntegratorDriver: << 939 - G4MagIntegratorDriver:
1362 * added protections against zero initial 940 * added protections against zero initial or internal step h=0, (exceptions)
1363 * revised (re)calculation of h, and quit << 941 * revised (re)calculation of h, and quit loop if h/length < smallest-fraction (~ 10^-12)
1364 942
1365 April 26th, 2007 T.Nikitina - field-V08-02-0 943 April 26th, 2007 T.Nikitina - field-V08-02-00
1366 ---------------------------- 944 ----------------------------
1367 - Corrected integration constants in G4MagHel 945 - Corrected integration constants in G4MagHelicalStepper
1368 - Added implementation of G4RKG3_Stepper, ste 946 - Added implementation of G4RKG3_Stepper, stepper derived from Geant3.
1369 - Updated NTST unit test. New unit test "fiel 947 - Updated NTST unit test. New unit test "field06" for comparison of steppers.
1370 948
1371 November 14th, 2006 J.Apostolakis - field-V0 949 November 14th, 2006 J.Apostolakis - field-V08-01-02
1372 ---------------------------------- 950 ----------------------------------
1373 - G4MagIntegratorDriver 951 - G4MagIntegratorDriver
1374 * Made first argument of GetDerivatives a r 952 * Made first argument of GetDerivatives a reference - avoid copy
1375 - G4MagIntegratorStepper 953 - G4MagIntegratorStepper
1376 * Include the SetEquationOfMotion() method << 954 * Include the SetEquationOfMotion() method in G4MagIntegratorStepper
1377 (for Geant4e, as in field-V08-01-00) 955 (for Geant4e, as in field-V08-01-00)
1378 * Update of disclaimers. 956 * Update of disclaimers.
1379 957
1380 November 13th, 2006 G.Cosmo - field-V08-01-0 958 November 13th, 2006 G.Cosmo - field-V08-01-01
1381 ---------------------------- 959 ----------------------------
1382 - G4FieldTrack: 960 - G4FieldTrack:
1383 o Implemented missing definition for GetCha 961 o Implemented missing definition for GetCharge().
1384 o Corrected 'const' qualifier for accessors 962 o Corrected 'const' qualifier for accessors in the subclass.
1385 o Cleanup ... 963 o Cleanup ...
1386 - NOTE: this tag is NOT including the change 964 - NOTE: this tag is NOT including the change below in G4MagIntegratorStepper.
1387 965
1388 June 21st, 2006 J.Apostolakis - field-V08-01 966 June 21st, 2006 J.Apostolakis - field-V08-01-00
1389 ------------------------------ 967 ------------------------------
1390 - Including the SetEquationOfMotion() method 968 - Including the SetEquationOfMotion() method in G4MagIntegratorStepper
1391 969
1392 June 22nd, 2006 J.Apostolakis - field-V08-00 970 June 22nd, 2006 J.Apostolakis - field-V08-00-07
1393 ----------------------------- 971 -----------------------------
1394 - G4ExactHelixStepper: reintroduced corrected << 972 - G4ExactHelixStepper: reintroduced corrected class
1395 --> testPropagateMagField now tests it al 973 --> testPropagateMagField now tests it also (added)
1396 - G4MagHelicalStepper: made Stepper virtual ( << 974 - G4MagHelicalStepper: made Stepper virtual (for now)
1397 to enable G4ExactHelixStepper to 975 to enable G4ExactHelixStepper to override it
1398 976
1399 June 21st, 2006 J.Apostolakis - field-V08-00 977 June 21st, 2006 J.Apostolakis - field-V08-00-06
1400 ----------------------------- 978 -----------------------------
1401 - G4ExactHelixStepper: taking out class << 979 - G4ExactHelixStepper: taking out class
1402 (provisional tag in case of difficulties w 980 (provisional tag in case of difficulties with class, revisions)
1403 981
1404 --- The field-V08-00-0x , x > 6, tags do not 982 --- The field-V08-00-0x , x > 6, tags do not include the change below
1405 983
1406 May 27th, 2006 J.Apostolakis - field-V08-00- 984 May 27th, 2006 J.Apostolakis - field-V08-00-05
1407 ----------------------------- 985 -----------------------------
1408 - G4FieldTrack: Fix for simple compilation er 986 - G4FieldTrack: Fix for simple compilation error on Sun.
1409 987
1410 May 23rd, 2006 J.Apostolakis - field-V08-00- 988 May 23rd, 2006 J.Apostolakis - field-V08-00-04
1411 ----------------------------- 989 -----------------------------
1412 - G4FieldTrack: Fix for memory leak for Charg 990 - G4FieldTrack: Fix for memory leak for ChargeState
1413 Made G4ChargeState a data member (has an i 991 Made G4ChargeState a data member (has an instance)
1414 992
1415 May 18th, 2006 J.Apostolakis - field-V08-00- 993 May 18th, 2006 J.Apostolakis - field-V08-00-03
1416 ----------------------------- 994 -----------------------------
1417 - G4FieldTrack: Fix for issue with gcc 4.0 ( 995 - G4FieldTrack: Fix for issue with gcc 4.0 (mac)
1418 996
1419 May 16th, 2006 J.Apostolakis - field-V08-00- 997 May 16th, 2006 J.Apostolakis - field-V08-00-02
1420 ----------------------------- 998 -----------------------------
1421 - G4ExactHelixStepper 999 - G4ExactHelixStepper
1422 Taken out alpha version - it was included << 1000 Taken out alpha version - it was included in error
1423 1001
1424 May 11th, 2006 J.Apostolakis - field-V08-00- 1002 May 11th, 2006 J.Apostolakis - field-V08-00-01
1425 ----------------------------- 1003 -----------------------------
1426 - G4FieldTrack 1004 - G4FieldTrack
1427 Significant, provisional change: 1005 Significant, provisional change:
1428 * Added charge and moments to FieldTrack << 1006 * Added charge and moments to FieldTrack
1429 (SetMethods, and pointer to embedde 1007 (SetMethods, and pointer to embedded class G4ChargeState)
1430 Technical revisions: 1008 Technical revisions:
1431 * New constructor, with charge and witho 1009 * New constructor, with charge and without velocity
1432 * New almost-default constructor (taking 1010 * New almost-default constructor (taking a character)
1433 Also: << 1011 Also:
1434 * New constructor to take const referenc 1012 * New constructor to take const reference to Spin
1435 * New implementation method UpdateFourMo 1013 * New implementation method UpdateFourMomentum
1436 * Streaming operator takes const referen << 1014 * Streaming operator takes const reference,
1437 and outputs momentum magnitude & dir 1015 and outputs momentum magnitude & direction magn.
1438 1016
1439 - G4ExactHelixStepper 1017 - G4ExactHelixStepper
1440 Included in error << 1018 Included in error
1441 1019
1442 Apr 6th, 2006 J.Apostolakis - field-V08-00-0 1020 Apr 6th, 2006 J.Apostolakis - field-V08-00-00
1443 ---------------------------- 1021 ----------------------------
1444 - In G4FieldManager 1022 - In G4FieldManager
1445 Added missing const GetChordFinder() method << 1023 Added missing const GetChordFinder() method -- Problem report #847
1446 Corrected description (at top of include fil 1024 Corrected description (at top of include file hh):
1447 - It is possible to set the field manager o 1025 - It is possible to set the field manager of a logical volume (since long)
1448 1026
1449 1027
1450 Nov 9th, 2005 G.Cosmo - field-V07-01-00 1028 Nov 9th, 2005 G.Cosmo - field-V07-01-00
1451 ---------------------- 1029 ----------------------
1452 - Archived source code of field01 unit test, 1030 - Archived source code of field01 unit test, now moved to examples/extended.
1453 - Migrated unit test NTST to use <sstream> an 1031 - Migrated unit test NTST to use <sstream> and std:: namespace. Up-to-date
1454 with G4VParticleChange new interface. 1032 with G4VParticleChange new interface.
1455 1033
1456 Dec 2nd, 2004 G.Cosmo - field-V06-02-02 1034 Dec 2nd, 2004 G.Cosmo - field-V06-02-02
1457 ---------------------- 1035 ----------------------
1458 - Implemented migration to <cmath> for standa 1036 - Implemented migration to <cmath> for standard mathematical functions.
1459 1037
1460 Dec 2nd, 2004 J.Apostolakis - field-V06-02-0 1038 Dec 2nd, 2004 J.Apostolakis - field-V06-02-01
1461 ---------------------------- 1039 ----------------------------
1462 - Improvements to comments in key Field class 1040 - Improvements to comments in key Field classes
1463 - Changes to test/NTST, renaming 'main()' fil 1041 - Changes to test/NTST, renaming 'main()' file & modifying input files
1464 - Several improvements to test files 1042 - Several improvements to test files
1465 testProElectroMagField.cc 1043 testProElectroMagField.cc
1466 * updating for new Electric Field inheri 1044 * updating for new Electric Field inheritance (& need for
1467 different ChordFinder creation ) 1045 different ChordFinder creation )
1468 * adding columns to print-outs in spin c 1046 * adding columns to print-outs in spin case for better diagnosis
1469 testPropagateMagField.cc 1047 testPropagateMagField.cc
1470 * Added verbosity level 1 to field Propa 1048 * Added verbosity level 1 to field Propagator, relabelled old method.
1471 testPropagateSpin.cc 1049 testPropagateSpin.cc
1472 * Added more printout of parameters (sta 1050 * Added more printout of parameters (state) of G4PropagatorInField
1473 and G4FieldManager before running each 1051 and G4FieldManager before running each test.
1474 test/NTST 1052 test/NTST
1475 * Renamed main() file to testNTST.cc and 1053 * Renamed main() file to testNTST.cc and added G4UItcsh terminal.
1476 1054
1477 1055
1478 Oct 20th, 2004 P.Gumplinger - field-V06-02-0 1056 Oct 20th, 2004 P.Gumplinger - field-V06-02-00
1479 ---------------------------- 1057 ----------------------------
1480 - Added Set/GetAnomaly() methods in G4Mag_Spi 1058 - Added Set/GetAnomaly() methods in G4Mag_SpinEqRhs.
1481 1059
1482 Feb 9th, 2004 G.Cosmo - field-V06-00-00 1060 Feb 9th, 2004 G.Cosmo - field-V06-00-00
1483 ---------------------- 1061 ----------------------
1484 - G4UniformMagField.cc: added missing impleme 1062 - G4UniformMagField.cc: added missing implementation for
1485 GetConstantFieldValue(). Fixes bug report # 1063 GetConstantFieldValue(). Fixes bug report #575.
1486 1064
1487 Nov 13th, 2003 J.Apostolakis - field-V05-02- 1065 Nov 13th, 2003 J.Apostolakis - field-V05-02-08
1488 ----------------------------- 1066 -----------------------------
1489 - G4ChordFinder: << 1067 - G4ChordFinder:
1490 o extended the arguments of AdvanceChordLim 1068 o extended the arguments of AdvanceChordLimited and FindNextChord
1491 adding the current safety sphere (origin, 1069 adding the current safety sphere (origin, radius), for use in optimising.
1492 o fixed set functions which had side effect 1070 o fixed set functions which had side effect (on first fraction.)
1493 - Added new class G4ChordFinderSaf (using abo 1071 - Added new class G4ChordFinderSaf (using above)
1494 o which uses safety to create longer chords << 1072 o which uses safety to create longer chords, so enabling
1495 propagation in fewer steps --> performa 1073 propagation in fewer steps --> performance optimisation
1496 - G4FieldManager: << 1074 - G4FieldManager:
1497 Changed default accuracy parameters to mu 1075 Changed default accuracy parameters to much better values:
1498 Epsilon Min Default to 5.0e-5 from 1076 Epsilon Min Default to 5.0e-5 from 5.0e-7 (too small)
1499 Epsilon Max Default to 0.001 from 1077 Epsilon Max Default to 0.001 from 0.05 (far too big)
1500 1078
1501 Nov 7th, 2003 J.Apostolakis - field-V05-02- 1079 Nov 7th, 2003 J.Apostolakis - field-V05-02-07
1502 ----------------------------- 1080 -----------------------------
1503 - G4ChordFinder << 1081 - G4ChordFinder
1504 o Made this a base class 1082 o Made this a base class
1505 * to enable specialised implementations 1083 * to enable specialised implementations
1506 * virtual methods: FindNextChord, PrintSt 1084 * virtual methods: FindNextChord, PrintStatistics)
1507 * new method AccumulateStatistics to aid 1085 * new method AccumulateStatistics to aid in this
1508 1086
1509 o New default value of 1087 o New default value of Accuracy!!
1510 Delta Chord to 0.25 mm (from 1088 Delta Chord to 0.25 mm (from 3.00 mm) <-----
1511 << 1089
1512 - G4FieldManager 1090 - G4FieldManager
1513 o Changed default values of 1091 o Changed default values of
1514 Delta One Step to 0.010 mm (from 1092 Delta One Step to 0.010 mm (from 0.25 mm) <-----
1515 Delta Intersection to 0.001 mm (from 1093 Delta Intersection to 0.001 mm (from 0.10 mm) <-----
1516 for increased default accuracy 1094 for increased default accuracy
1517 o Use field's DoesFieldChangesEnergy method 1095 o Use field's DoesFieldChangesEnergy method to set relevant member variable
1518 1096
1519 Nov 7th, 2003 J.Apostolakis - field-V05-02-0 1097 Nov 7th, 2003 J.Apostolakis - field-V05-02-06
1520 ---------------------------- 1098 ----------------------------
1521 - G4ChordFinder 1099 - G4ChordFinder
1522 Created new class members for parameters u 1100 Created new class members for parameters used in heuristics:
1523 fFirstFraction for first st 1101 fFirstFraction for first step
1524 fFractionLast fraction of 1102 fFractionLast fraction of last step, if redoing
1525 fFractionNextEstimate confidence i 1103 fFractionNextEstimate confidence in step est from chord
1526 fMultipleRadius for small ra 1104 fMultipleRadius for small radii of curve
1527 New method to Print Statistics. 1105 New method to Print Statistics.
1528 Verbosity to enable optional printing of s 1106 Verbosity to enable optional printing of stats in destructor.
1529 1107
1530 Nov 7th, 2003 J.Apostolakis - field-V05-02-0 1108 Nov 7th, 2003 J.Apostolakis - field-V05-02-05
1531 ---------------------------- 1109 ----------------------------
1532 - G4ChordFinder 1110 - G4ChordFinder
1533 o Added simple statistics (with access meth 1111 o Added simple statistics (with access methods)
1534 - test/NTST 1112 - test/NTST
1535 o Added new test, taken from D. Williams' e 1113 o Added new test, taken from D. Williams' exampleNTST
1536 modified and maintained by J. Apostolaki << 1114 modified and maintained by J. Apostolakis
1537 1115
1538 Nov 5th, 2003 J.Apostolakis - field-V05-02-0 1116 Nov 5th, 2003 J.Apostolakis - field-V05-02-04
1539 ---------------------------- 1117 ----------------------------
1540 - G4FieldManager 1118 - G4FieldManager
1541 o Added Get/Set Min/Max imumEpsilonStep 1119 o Added Get/Set Min/Max imumEpsilonStep
1542 o Added fEpsilonMin fEpsilonMax & default t << 1120 o Added fEpsilonMin fEpsilonMax & default to member variables.
1543 >> Now these can be tailored for different 1121 >> Now these can be tailored for different parts of a detector or setup
1544 1122
1545 - G4Field G4ElectroMagneticField G4MagneticFi 1123 - G4Field G4ElectroMagneticField G4MagneticField
1546 o Adding the virtual method DoesFieldChan 1124 o Adding the virtual method DoesFieldChangeEnergy() [to be used later]
1547 o So that G4ElectroMagneticField derives fr 1125 o So that G4ElectroMagneticField derives from G4Field
1548 and G4MagneticField derives from G4Electr 1126 and G4MagneticField derives from G4ElectroMagneticField
1549 1127
1550 - G4MagErrorStepper and derived classes 1128 - G4MagErrorStepper and derived classes
1551 (G4ClassicalRK4 G4SimpleRunge G4ExplicitE 1129 (G4ClassicalRK4 G4SimpleRunge G4ExplicitEuler G4ImplicitEuler G4SimpleHeum)
1552 o the constructors take G4EquationOfMotion 1130 o the constructors take G4EquationOfMotion in place of a G4Mag_EqRhs
1553 as it these applicable to all types of eq << 1131 as it these applicable to all types of equations
1554 (not just ones for Magnetic field) 1132 (not just ones for Magnetic field)
1555 1133
1556 - G4EqMagElectricField 1134 - G4EqMagElectricField
1557 o derives from G4EquationOfMotion 1135 o derives from G4EquationOfMotion
1558 1136
1559 - G4ChordFinder 1137 - G4ChordFinder
1560 o Moved simple constructor to .cc file (tog 1138 o Moved simple constructor to .cc file (together with 'complex' one)
1561 o Changed fDefaultDeltaChord to a constant 1139 o Changed fDefaultDeltaChord to a constant member variable (from class var.)
1562 1140
1563 Nov 4th, 2003 G.Cosmo - field-V05-02-03 1141 Nov 4th, 2003 G.Cosmo - field-V05-02-03
1564 ---------------------- 1142 ----------------------
1565 Undocumented. 1143 Undocumented.
1566 1144
1567 Nov 4th, 2003 G.Cosmo - field-V05-02-02 1145 Nov 4th, 2003 G.Cosmo - field-V05-02-02
1568 ---------------------- 1146 ----------------------
1569 - G4ChordFinder.cc: 1147 - G4ChordFinder.cc:
1570 o Fixed compilation problem occuring when G 1148 o Fixed compilation problem occuring when G4DEBUG_FIELD was set.
1571 1149
1572 Oct 31st, 2003 G.Cosmo - field-V05-02-01 1150 Oct 31st, 2003 G.Cosmo - field-V05-02-01
1573 ----------------------- 1151 -----------------------
1574 - Code cleanup and removal of redundant heade 1152 - Code cleanup and removal of redundant header includes, replaced
1575 where necessary by forward declarations. 1153 where necessary by forward declarations.
1576 1154
1577 Oct 24th, 2003 G.Cosmo - field-V05-02-00 1155 Oct 24th, 2003 G.Cosmo - field-V05-02-00
1578 ----------------------- 1156 -----------------------
1579 - Migrated to use new G4Exception scheme. 1157 - Migrated to use new G4Exception scheme.
1580 - Updated outputs of unit tests. 1158 - Updated outputs of unit tests.
1581 1159
1582 Jun 25th, 2003 J.Apostolakis - field-V05-01- 1160 Jun 25th, 2003 J.Apostolakis - field-V05-01-06
1583 ----------------------------- 1161 -----------------------------
1584 - Suppressed printing of statistics (by defau 1162 - Suppressed printing of statistics (by default) in MagIntegrationDriver.
1585 - Fix for unused variables warning in ChordFi 1163 - Fix for unused variables warning in ChordFinder.
1586 1164
1587 Jun 24th, 2003 J.Apostolakis - field-V05-01- 1165 Jun 24th, 2003 J.Apostolakis - field-V05-01-05
1588 ----------------------------- 1166 -----------------------------
1589 - Fix for problems introduced in field-V05-01 1167 - Fix for problems introduced in field-V05-01-03:
1590 o G4ChordFinder: 1168 o G4ChordFinder:
1591 - Fixed unitialised variable for next ste 1169 - Fixed unitialised variable for next step (now used for optimisation).
1592 - Protected assignment of 'fLastStepEstim 1170 - Protected assignment of 'fLastStepEstimate_Unconstrained' in case of
1593 unitialised value. 1171 unitialised value.
1594 1172
1595 Jun 21st, 2003 J.Apostolakis - field-V05-01- 1173 Jun 21st, 2003 J.Apostolakis - field-V05-01-04
1596 ----------------------------- 1174 -----------------------------
1597 - G4FieldManager: 1175 - G4FieldManager:
1598 o Revised into 'slightly' abstract class wi 1176 o Revised into 'slightly' abstract class with one (new) virtual method:
1599 ConfigureForTrack( const G4Track *) 1177 ConfigureForTrack( const G4Track *)
1600 to enable the user to configure it with d 1178 to enable the user to configure it with different accuracy parameters
1601 depending on energy, particle id, volume, 1179 depending on energy, particle id, volume, or other track state.
1602 Currently by default, no such configurati 1180 Currently by default, no such configuration action is undertaken.
1603 1181
1604 Jun 21st, 2003 J.Apostolakis - field-V05-01- 1182 Jun 21st, 2003 J.Apostolakis - field-V05-01-03
1605 ----------------------------- 1183 -----------------------------
1606 - Revised G4ChordFinder: 1184 - Revised G4ChordFinder:
1607 * FindNextChord now provides next Step esti 1185 * FindNextChord now provides next Step estimate (for accuracy in Integr.)
1608 * AdvanceChordLimited to use 1186 * AdvanceChordLimited to use
1609 - above extra argument to FindNextChord 1187 - above extra argument to FindNextChord
1610 - the next Step argument as initial-step 1188 - the next Step argument as initial-step suggested to Accurate Advance
1611 - G4MagIntegratorDriver: 1189 - G4MagIntegratorDriver:
1612 * Added extra argument to Accurate Advance: 1190 * Added extra argument to Accurate Advance:
1613 hinitial: suggested initial step size 1191 hinitial: suggested initial step size
1614 - Note: 1192 - Note:
1615 * Purpose: performance boost with small/li << 1193 * Purpose: performance boost with small/limited changes,
1616 including minor revisions of interfaces. 1194 including minor revisions of interfaces.
1617 1195
1618 Jun 20th, 2003 J.Apostolakis - field-V05-01- 1196 Jun 20th, 2003 J.Apostolakis - field-V05-01-02
1619 ----------------------------- 1197 -----------------------------
1620 - G4MagIntegratorDriver Quick Advance: 1198 - G4MagIntegratorDriver Quick Advance:
1621 o Took out two unneccessary square roots an 1199 o Took out two unneccessary square roots and two divisions.
1622 - Notes: 1200 - Notes:
1623 1) Pure magnetic, electric, spin field test 1201 1) Pure magnetic, electric, spin field test are completed.
1624 2) Purpose: performance boost with small c 1202 2) Purpose: performance boost with small changes.
1625 1203
1626 Jun 20th, 2003 J.Apostolakis - field-V05-01- 1204 Jun 20th, 2003 J.Apostolakis - field-V05-01-01
1627 ----------------------------- 1205 -----------------------------
1628 - G4MagIntegratorDriver: 1206 - G4MagIntegratorDriver:
1629 o Corrected neglected conversion to <std> f 1207 o Corrected neglected conversion to <std> from "G4std".
1630 - Migrated unit tests to <std>. 1208 - Migrated unit tests to <std>.
1631 1209
1632 Jun 19th, 2003 J.Apostolakis - field-V05-01- 1210 Jun 19th, 2003 J.Apostolakis - field-V05-01-00
1633 ----------------------------- << 1211 -----------------------------
1634 - G4ChordFinder: 1212 - G4ChordFinder:
1635 o Corrected simple constructor to initialis 1213 o Corrected simple constructor to initialise several member variables
1636 including LastStepEstimate_Unconstrained. 1214 including LastStepEstimate_Unconstrained.
1637 - G4MagIntegratorDriver: 1215 - G4MagIntegratorDriver:
1638 o Keep simple statistics on number of steps 1216 o Keep simple statistics on number of steps, total error and step size.
1639 o Took out an unneccessary square root (in 1217 o Took out an unneccessary square root (in loop).
1640 - NOTE: tests field0X are to be migrated. 1218 - NOTE: tests field0X are to be migrated.
1641 Purpose: fixes, small performance boost, si 1219 Purpose: fixes, small performance boost, simple statistics.
1642 1220
1643 Apr 2nd, 2003 G. Cosmo - field-V05-00-01 1221 Apr 2nd, 2003 G. Cosmo - field-V05-00-01
1644 --------------------------- 1222 ---------------------------
1645 - Created .cc files for G4MagneticField and G 1223 - Created .cc files for G4MagneticField and G4ElecroMagneticField.
1646 - Fixed definition of copy constructors in fi 1224 - Fixed definition of copy constructors in fields inheritance chain.
1647 - Moved obsolete method StepWithEst() to priv 1225 - Moved obsolete method StepWithEst() to private in G4RKG3_Stepper,
1648 G4CashKarpRKF45 and G4ClassicalRK4. 1226 G4CashKarpRKF45 and G4ClassicalRK4.
1649 - Cleared strict pedantic warnings. 1227 - Cleared strict pedantic warnings.
1650 1228
1651 Feb 5th, 2003 G. Cosmo - field-V05-00-00 1229 Feb 5th, 2003 G. Cosmo - field-V05-00-00
1652 --------------------------- 1230 ---------------------------
1653 - Removed redundant inclusions of PhysicalCon 1231 - Removed redundant inclusions of PhysicalConstants.h or SystemOfUnits.h.
1654 Now using directly CLHEP's headers. 1232 Now using directly CLHEP's headers.
1655 1233
1656 Dec 12th, 2002 G. Cosmo - field-V04-01-06 1234 Dec 12th, 2002 G. Cosmo - field-V04-01-06
1657 --------------------------- 1235 ---------------------------
1658 - Moved unused variable 'nStpPr' to debug sec 1236 - Moved unused variable 'nStpPr' to debug section in G4MagIntegratorDriver.cc,
1659 method AccurateAdvance(). 1237 method AccurateAdvance().
1660 1238
1661 Dec 06th, 2002 G. Cosmo - field-V04-01-05 1239 Dec 06th, 2002 G. Cosmo - field-V04-01-05
1662 --------------------------- 1240 ---------------------------
1663 - Merged changes by Makoto for migration to n 1241 - Merged changes by Makoto for migration to new G4ApplicationState in
1664 messengers of unit tests. 1242 messengers of unit tests.
1665 1243
1666 Nov 29th, 2002 J. Apostolakis - field-V04 1244 Nov 29th, 2002 J. Apostolakis - field-V04-01-04
1667 --------------------------------- 1245 ---------------------------------
1668 Further fixes for unitialised variable - in o 1246 Further fixes for unitialised variable - in other steppers:
1669 G4ExplicitEuler, G4ImplicitEuler, G4ImplicitE 1247 G4ExplicitEuler, G4ImplicitEuler, G4ImplicitEuler
1670 1248
1671 Large memory leak fix for G4ImplicitEuler, sm 1249 Large memory leak fix for G4ImplicitEuler, small for ExplicitEuler.
1672 Test accuracy requirements for spin adjusted. 1250 Test accuracy requirements for spin adjusted.
1673 1251
1674 Nov 20th, 2002 J. Apostolakis - field-V04 1252 Nov 20th, 2002 J. Apostolakis - field-V04-01-03
1675 --------------------------------- 1253 ---------------------------------
1676 Further fixes for unitialised variables: 1254 Further fixes for unitialised variables:
1677 1255
1678 * G4MagIntegratorStepper 1256 * G4MagIntegratorStepper
1679 - Created instance variables for number of 1257 - Created instance variables for number of Integration, State variables
1680 1258
1681 * G4MagErrorStepper 1259 * G4MagErrorStepper
1682 - Utilise number of State variables to ini 1260 - Utilise number of State variables to initialise full state of Output.
1683 1261
1684 * G4Mag_SpinEqRhs 1262 * G4Mag_SpinEqRhs
1685 - Initialise the values of dydx that we do 1263 - Initialise the values of dydx that we do not update.
1686 1264
1687 Note: Undoing these changes and the ones belo << 1265 Note: Undoing these changes and the ones below would enable the user to see
1688 if undefined values are used in varia << 1266 if undefined values are used in variables that he/she expects to
1689 have integrated. 1267 have integrated.
1690 BUT the fix assists us to find truly un 1268 BUT the fix assists us to find truly undefined values elsewhere
1691 -- if they exist -- using valgrind. 1269 -- if they exist -- using valgrind.
1692 1270
1693 Nov 9th, 2002 J. Apostolakis - field-V04 1271 Nov 9th, 2002 J. Apostolakis - field-V04-01-02
1694 --------------------------------- 1272 ---------------------------------
1695 Fixes to address use of uninitialised variabl 1273 Fixes to address use of uninitialised variable in seting values of FieldTrack
1696 (this was done by design, but was neither ide 1274 (this was done by design, but was neither ideal or always well-behaved.)
1697 Changed: 1275 Changed:
1698 1276
1699 * G4MagIntegratorDriver 1277 * G4MagIntegratorDriver
1700 - Added instance variables for number of In 1278 - Added instance variables for number of Integration, State variables
1701 - Initialise all State variables of Output 1279 - Initialise all State variables of Output with values from initial variables.
1702 - Only the Integration variables will be in 1280 - Only the Integration variables will be integrated
1703 1281
1704 * G4ClassicalRK4 and G4MagErrorStepper 1282 * G4ClassicalRK4 and G4MagErrorStepper
1705 - Copy the initial time to intermediate and << 1283 - Copy the initial time to intermediate and output C-vectors,
1706 in order to provide a zero-eth estimate 1284 in order to provide a zero-eth estimate value.
1707 Note1: Should clean-up this fix, making it 1285 Note1: Should clean-up this fix, making it similar to Driver (above)
1708 Note2: Should *not* be used for time varyin << 1286 Note2: Should *not* be used for time varying field unless created
1709 with at least 8 integration variab 1287 with at least 8 integration variables
1710 --------------------------------- << 1288 ---------------------------------
1711 G4ChordFinder.cc 1289 G4ChordFinder.cc
1712 - Correction from zero dChord 1290 - Correction from zero dChord
1713 which is does not update the Unconstrai 1291 which is does not update the Unconstrained step estimate (state)
1714 - Added instance variables to store number 1292 - Added instance variables to store number of calls and chord-trials
1715 and new print method for 'debugging' 1293 and new print method for 'debugging'
1716 1294
1717 G4Mag_UsualEqRhs.cc 1295 G4Mag_UsualEqRhs.cc
1718 - Attempted approximations for speedup *ov 1296 - Attempted approximations for speedup *overwritten* by full inverse sqrt.
1719 1297
1720 1298
1721 Oct 29th, 2002 J. Apostolakis - test-V04-0 1299 Oct 29th, 2002 J. Apostolakis - test-V04-01-02
1722 -------------------------------- 1300 --------------------------------
1723 - Changed output of tests for small output ch 1301 - Changed output of tests for small output change (GeV->MeV)
1724 1302
1725 Oct 29th, 2002 J. Apostolakis - test-V04-0 1303 Oct 29th, 2002 J. Apostolakis - test-V04-01-02
1726 -------------------------------- 1304 --------------------------------
1727 - (Only changed and tagged test subdirectory) 1305 - (Only changed and tagged test subdirectory)
1728 Changed tests to use the new method SetChar << 1306 Changed tests to use the new method SetChargeMomentumMass of
1729 PropagatorInField in order to be ready for << 1307 PropagatorInField in order to be ready for its full use in
1730 G4PropagatorInField. 1308 G4PropagatorInField.
1731 (A key problem at end-July was this non-pre 1309 (A key problem at end-July was this non-preparedness of the unit tests.)
1732 1310
1733 Jul 24th, 2002 G. Cosmo - field-V04-01-01 1311 Jul 24th, 2002 G. Cosmo - field-V04-01-01
1734 -------------------------- 1312 --------------------------
1735 - G4FieldManager[.hh.cc]: made fDefault_Delta 1313 - G4FieldManager[.hh.cc]: made fDefault_Delta_One_Step_Value and
1736 fDefault_Delta_Intersection_Val normal cons 1314 fDefault_Delta_Intersection_Val normal constants (not static) to
1737 resolve initialisation problems. Coworks wi 1315 resolve initialisation problems. Coworks with tag "geomvol-V04-01-01".
1738 Fixes problem report #383. 1316 Fixes problem report #383.
1739 1317
1740 Jul 23rd, 2002 G. Cosmo - field-V04-01-00 1318 Jul 23rd, 2002 G. Cosmo - field-V04-01-00
1741 -------------------------- 1319 --------------------------
1742 - G4MagIntegratorDriver.cc: cleared warning o 1320 - G4MagIntegratorDriver.cc: cleared warning of unused variable.
1743 Protected variable 'nStpPr' with G4DEBUG_FI 1321 Protected variable 'nStpPr' with G4DEBUG_FIELD.
1744 - Updated reference outputs and some other up 1322 - Updated reference outputs and some other updates to unit tests.
1745 1323
1746 Jun 25th, 2002 J. Apostolakis - field-V04- 1324 Jun 25th, 2002 J. Apostolakis - field-V04-00-05
1747 -------------------------------- 1325 --------------------------------
1748 - G4ChordFinder.cc 1326 - G4ChordFinder.cc
1749 In NewStep: fixed case of stepTrial >> ste 1327 In NewStep: fixed case of stepTrial >> stepTrialOld, to take large multiple - not small;
1750 (it was treated the same as stepTrial 1328 (it was treated the same as stepTrial << old)
1751 Added guard for stepTrial==0.0 in FindNextC 1329 Added guard for stepTrial==0.0 in FindNextChord
1752 - G4MagIntegratorDriver.cc 1330 - G4MagIntegratorDriver.cc
1753 Added protection against error of 0.0 in Co 1331 Added protection against error of 0.0 in ComputeNewStepSize.
1754 1332
1755 - G4EquationOfMotion 1333 - G4EquationOfMotion
1756 Made RightHandSide an inline method << 1334 Made RightHandSide an inline method
1757 In GetFieldValue signature of Point is doub 1335 In GetFieldValue signature of Point is double[4], instead of double[3]
1758 Defined G4maximum_number_of_field_component 1336 Defined G4maximum_number_of_field_components as enum
1759 1337
1760 Jun 7th, 2002 J. Apostolakis - field-V04- 1338 Jun 7th, 2002 J. Apostolakis - field-V04-00-04
1761 -------------------------------- 1339 --------------------------------
1762 - G4Mag_SpinEqRhs.cc 1340 - G4Mag_SpinEqRhs.cc
1763 o Fix to momentum component of Rhs. 1341 o Fix to momentum component of Rhs.
1764 1342
1765 May 31st, 2002 J. Apostolakis - field-V04- 1343 May 31st, 2002 J. Apostolakis - field-V04-00-03
1766 -------------------------------- 1344 --------------------------------
1767 - G4MagHelicalStepper.icc 1345 - G4MagHelicalStepper.icc
1768 o Fix to LinearStep (correcting previous 1346 o Fix to LinearStep (correcting previous fix/cosmetic)
1769 - G4ChordFinder.cc 1347 - G4ChordFinder.cc
1770 o Corrective behaviour for very small or 1348 o Corrective behaviour for very small or large changes of 'new step'
1771 [observed in complex 3-d fields (purgi 1349 [observed in complex 3-d fields (purging magnet), or
1772 approximate equations of 1350 approximate equations of motion ]
1773 - G4MagIntegratorDriver 1351 - G4MagIntegratorDriver
1774 o More information in debug printing (tan 1352 o More information in debug printing (tangent cosine, norm)
1775 1353
1776 May 7th, 2002 J. Apostolakis 1354 May 7th, 2002 J. Apostolakis
1777 -------------------------------- 1355 --------------------------------
1778 - G4MagIntegratorDriver - ( on trunk ) 1356 - G4MagIntegratorDriver - ( on trunk )
1779 * Fix to update the field track for steps s << 1357 * Fix to update the field track for steps smaller than the chord finder's
1780 minstep. << 1358 minstep.
1781 1359
1782 1360
1783 April 19th, 2002 J. Apostolakis (not inclu 1361 April 19th, 2002 J. Apostolakis (not included in tag field-V04-00-02)
1784 -------------------------------- 1362 --------------------------------
1785 - G4MagIntegratorDriver.hh,cc (on trunk) 1363 - G4MagIntegratorDriver.hh,cc (on trunk)
1786 * Bug fix: last step can now only be trigg 1364 * Bug fix: last step can now only be triggerred if x+h > x2.
1787 * Debugging methods improved. 1365 * Debugging methods improved.
1788 1366
1789 May 7th, 2002 J. Apostolakis - field-V04- 1367 May 7th, 2002 J. Apostolakis - field-V04-00-02
1790 -------------------------------- 1368 --------------------------------
1791 Tag including only two changes below: 1369 Tag including only two changes below:
1792 - Putting aside the other fixes/changes (as << 1370 - Putting aside the other fixes/changes (as the one above) to
1793 G4MagIntegratorDriver, tagging only the fix t << 1371 G4MagIntegratorDriver, tagging only the fix to update the field track
1794 for steps smaller than the chord finder's min 1372 for steps smaller than the chord finder's minstep.
1795 1373
1796 May 7th, 2002 J. Apostolakis 1374 May 7th, 2002 J. Apostolakis
1797 -------------------------------- 1375 --------------------------------
1798 - G4MagIntegratorDriver - ** branch ** on 1376 - G4MagIntegratorDriver - ** branch ** on 1.20 **
1799 * Fix to update the field track for steps s << 1377 * Fix to update the field track for steps smaller than the chord finder's
1800 minstep. << 1378 minstep.
1801 1379
1802 May 7th, 2002 J. Apostolakis 1380 May 7th, 2002 J. Apostolakis
1803 -------------------------------- 1381 --------------------------------
1804 - G4MagIntegratorStepper 1382 - G4MagIntegratorStepper
1805 * Changed RightHandSide from a virtual meth << 1383 * Changed RightHandSide from a virtual method to an inline (non-virtual)
1806 method -- it is not and should not be c 1384 method -- it is not and should not be changed by derived classes.
1807 1385
1808 Mar 28th, 2002 J. Apostolakis - field-V04-00 1386 Mar 28th, 2002 J. Apostolakis - field-V04-00-01
1809 ----------------------- 1387 -----------------------
1810 - Fixed LinearStep in G4MagHelicalStepper (ex << 1388 - Fixed LinearStep in G4MagHelicalStepper (expected unit direction),
1811 that had not been updated for new integra 1389 that had not been updated for new integration variable (momentum).
1812 --> found in testing helical steppers in << 1390 --> found in testing helical steppers in BaBar setup,
1813 in region of negligible field. 1391 in region of negligible field.
1814 1392
1815 - Changed maximum number of steps in driver, << 1393 - Changed maximum number of steps in driver,
1816 halving from 500/order to 250/order. 1394 halving from 500/order to 250/order.
1817 1395
1818 Mar 28th, 2002 J. Apostolakis 1396 Mar 28th, 2002 J. Apostolakis
1819 ----------------------- 1397 -----------------------
1820 - Committed directory "OtherField" with examp 1398 - Committed directory "OtherField" with examples of fields,
1821 Delphi, Quadropole etc. 1399 Delphi, Quadropole etc.
1822 1400
1823 - Updated outputs of testPropagateMagField fo 1401 - Updated outputs of testPropagateMagField for new version of source,
1824 that has 3rd test case. 1402 that has 3rd test case.
1825 1403
1826 - Added new runs and outputs for testProElect << 1404 - Added new runs and outputs for testProElectroMagField, with
1827 several steppers, and modified test scrip 1405 several steppers, and modified test script test.sh accordingly.
1828 1406
1829 1407
1830 Feb 2nd, 2002 V. Grichine 1408 Feb 2nd, 2002 V. Grichine
1831 ------------------------ 1409 ------------------------
1832 Update of test/field02 to utilise new feature << 1410 Update of test/field02 to utilise new features
1833 - for Electric Field, to signal that a fiel 1411 - for Electric Field, to signal that a field modifies the energy;
1834 - updating of time by integration, for time 1412 - updating of time by integration, for time dependent fields.
1835 1413
1836 Jan 10th, 2002 G. Cosmo - field-V04-00-00 1414 Jan 10th, 2002 G. Cosmo - field-V04-00-00
1837 ------------------------ 1415 ------------------------
1838 - Activated G4DEBUG_FIELD in GNUmakefile. 1416 - Activated G4DEBUG_FIELD in GNUmakefile.
1839 1417
1840 Jan 7th, 2002 J. Apostolakis 1418 Jan 7th, 2002 J. Apostolakis
1841 ----------------------------- 1419 -----------------------------
1842 - G4MagHelicalStepper.cc: renamed local varia 1420 - G4MagHelicalStepper.cc: renamed local variables "*Momentum*" to "*Velocity*".
1843 1421
1844 Dec 4th, 2001 G. Cosmo - field-V03-02-08 1422 Dec 4th, 2001 G. Cosmo - field-V03-02-08
1845 ----------------------- 1423 -----------------------
1846 - Fixed interface to virtual functions in the 1424 - Fixed interface to virtual functions in the inheritance chain.
1847 Added 'virtual' qualifier to destructor and 1425 Added 'virtual' qualifier to destructor and GetFieldValue() for subclasses
1848 of G4Field which may act as base class for 1426 of G4Field which may act as base class for user-defined fields.
1849 Modified files: G4MagneticField.hh, G4Unifo 1427 Modified files: G4MagneticField.hh, G4UniformElectricField[.hh.cc],
1850 G4UniformMagField.hh. 1428 G4UniformMagField.hh.
1851 - G4ChordFinder.cc: the unphysical curve leng 1429 - G4ChordFinder.cc: the unphysical curve length exception has been moved to
1852 inside #ifdef G4DEBUG_FIELD. Other #ifdef r 1430 inside #ifdef G4DEBUG_FIELD. Other #ifdef renamed to G4DEBUG_FIELD.
1853 - G4LineSection[.hh.cc]: correction for A=B w 1431 - G4LineSection[.hh.cc]: correction for A=B when the distance from P to A
1854 is returned (V.Grichine). 1432 is returned (V.Grichine).
1855 1433
1856 Nov 28th, 2001 J. Apostolakis - field-V03-02 1434 Nov 28th, 2001 J. Apostolakis - field-V03-02-07
1857 ------------------------------ 1435 ------------------------------
1858 G4FieldManager 1436 G4FieldManager
1859 - Added fFieldChangesEnergy data member and g 1437 - Added fFieldChangesEnergy data member and get/set methods
1860 ( required to allow transportation to know h 1438 ( required to allow transportation to know how to calculate end-time,
1861 enabling the integration of time only for 1439 enabling the integration of time only for electric fields. )
1862 1440
1863 Nov 28th, 2001 J. Apostolakis - field-V03-02 1441 Nov 28th, 2001 J. Apostolakis - field-V03-02-06
1864 ------------------------------ 1442 ------------------------------
1865 Small fixes only: 1443 Small fixes only:
1866 1444
1867 G4CashKarpRKF45 1445 G4CashKarpRKF45
1868 - fixed deletion of unassigned pointer/array 1446 - fixed deletion of unassigned pointer/array in destructor. (-> Volodya Velev)
1869 1447
1870 G4EqMagElectricField 1448 G4EqMagElectricField
1871 - bug fixed in the formula for inverse veloci 1449 - bug fixed in the formula for inverse velocity (-> V. Grichine)
1872 1450
1873 Nov 21st, 2001 G. Cosmo - field-V03-02-05 1451 Nov 21st, 2001 G. Cosmo - field-V03-02-05
1874 ------------------------ 1452 ------------------------
1875 - Protected verbose warnings with G4FIELD_DEB 1453 - Protected verbose warnings with G4FIELD_DEBUG flag in G4ChordFinder.cc
1876 (V.Grichine). 1454 (V.Grichine).
1877 - Replaced G4DEBUG with G4DEBUG_FIELD in G4Ma 1455 - Replaced G4DEBUG with G4DEBUG_FIELD in G4MagIntegratorDriver.cc.
1878 - Updates to unit test field02. 1456 - Updates to unit test field02.
1879 1457
1880 Nov 13th, 2001 G. Cosmo - field-V03-02-04 1458 Nov 13th, 2001 G. Cosmo - field-V03-02-04
1881 ------------------------ 1459 ------------------------
1882 - Removed warnings on gcc-2.95.2. 1460 - Removed warnings on gcc-2.95.2.
1883 - Included unit tests field01, field02, field 1461 - Included unit tests field01, field02, field03.
1884 1462
1885 Nov 9th, 2001 J. Apostolakis - field-V03-02- 1463 Nov 9th, 2001 J. Apostolakis - field-V03-02-03
1886 ----------------------------- 1464 -----------------------------
1887 Motivated by the use case of an Electric Fiel 1465 Motivated by the use case of an Electric Field,
1888 - in order to achieve reasonable accuracy in 1466 - in order to achieve reasonable accuracy in time integration,
1889 - and to enable fields that vary with the gl 1467 - and to enable fields that vary with the global time)
1890 we (John Ap. and V. Grichine) changed the fol 1468 we (John Ap. and V. Grichine) changed the following:
1891 1469
1892 - Modified G4Field to allow the time in the G << 1470 - Modified G4Field to allow the time in the GetFieldValue method
1893 - as 4th component of the "position" arr 1471 - as 4th component of the "position" array.
1894 1472
1895 - Modified EquationOfMotion to provide the ti 1473 - Modified EquationOfMotion to provide the time to the GetFieldValue method
1896 of G4Field 1474 of G4Field
1897 * as the 4th component of a position / 1475 * as the 4th component of a position / time 4-array
1898 * in place of only position as a 3-arry 1476 * in place of only position as a 3-arry
1899 1477
1900 - Added the global time as variable to be int << 1478 - Added the global time as variable to be integrated over in the
1901 case of an Electric Field 1479 case of an Electric Field
1902 1480
1903 Support for these modifications is required i 1481 Support for these modifications is required in G4Transportation.
1904 1482
1905 (Better support will require either 1483 (Better support will require either
1906 - a modification in G4FieldTrack to indicate 1484 - a modification in G4FieldTrack to indicate whether the time has been
1907 integrated or not. << 1485 integrated or not.
1908 - or additionally making the time calculatio 1486 - or additionally making the time calculation a property of G4FieldTrack,
1909 bring in code to do it in from G4Transpor 1487 bring in code to do it in from G4Transportation.)
1910 1488
1911 1489
1912 Nov 8th, 2001 J. Apostolakis - field-V03-02 1490 Nov 8th, 2001 J. Apostolakis - field-V03-02-02
1913 ------------------------ 1491 ------------------------
1914 - Introduced several changes in G4MagIntegrat 1492 - Introduced several changes in G4MagIntegratorDriver.
1915 1493
1916 It now respects its minimum driver step si 1494 It now respects its minimum driver step size in AccurateAdvance.
1917 * whereas before it did not. 1495 * whereas before it did not.
1918 1496
1919 Modified maximum number of steps, lowering 1497 Modified maximum number of steps, lowering by factor of 10.
1920 -> it should reduce the time spent integ 1498 -> it should reduce the time spent integrating low energy particles,
1921 in some cases where it is unneccessary. 1499 in some cases where it is unneccessary.
1922 1500
1923 Protected printing of (nearly?) all warnin 1501 Protected printing of (nearly?) all warnings with a G4DEBUG_FIELD #ifdef.
1924 1502
1925 1503
1926 Nov 05th, 2001 G. Cosmo - field-V03-02-01 1504 Nov 05th, 2001 G. Cosmo - field-V03-02-01
1927 ------------------------ 1505 ------------------------
1928 - Fixed trivial warnings on Linux-g++. 1506 - Fixed trivial warnings on Linux-g++.
1929 1507
1930 Aug 27th, 2001 J. Apostolakis - field-V03-02 1508 Aug 27th, 2001 J. Apostolakis - field-V03-02-00
1931 ------------------------------ 1509 ------------------------------
1932 Tagged last change. 1510 Tagged last change.
1933 This tag is utilised in transport-V03-02-01 ( 1511 This tag is utilised in transport-V03-02-01 (which requires it).
1934 1512
1935 Aug 16th, 2001 J. Apostolakis 1513 Aug 16th, 2001 J. Apostolakis
1936 ------------------------------ 1514 ------------------------------
1937 G4ChordFinder: 1515 G4ChordFinder:
1938 Added method to erase/reset the state of the 1516 Added method to erase/reset the state of the StepEstimate.
1939 This is unwanted internal state that was car 1517 This is unwanted internal state that was carried between tracks and
1940 events as a side effect. 1518 events as a side effect.
1941 1519
1942 Calling this at the start of each track, it 1520 Calling this at the start of each track, it is now possible to
1943 eliminate a non-repeatability that was possi 1521 eliminate a non-repeatability that was possible due to this.
1944 ( It has been observed in particular in v 1522 ( It has been observed in particular in vaccuum. )
1945 1523
1946 May 23rd, 2001 J. Apostolakis - field-V03-01 1524 May 23rd, 2001 J. Apostolakis - field-V03-01-02
1947 ------------------------------ 1525 ------------------------------
1948 - Added Exception to G4RKG3Stepper constructo 1526 - Added Exception to G4RKG3Stepper constructor: the class does not work
1949 1527
1950 May 23rd, 2001 J. Apostolakis - field-V03-01 1528 May 23rd, 2001 J. Apostolakis - field-V03-01-01
1951 ------------------------------ 1529 ------------------------------
1952 - Fixed G4FieldManager constructors to give d 1530 - Fixed G4FieldManager constructors to give default values to delta
1953 parameters. 1531 parameters.
1954 1532
1955 - Updated testPropagateSpin (it now compiles) << 1533 - Updated testPropagateSpin (it now compiles),
1956 and some outputs of testPropagateMagField 1534 and some outputs of testPropagateMagField (1 to 5)
1957 1535
1958 1536
1959 Apr 12th, 2001 P. Gumplinger - field-V03-01- 1537 Apr 12th, 2001 P. Gumplinger - field-V03-01-00
1960 ----------------------------- 1538 -----------------------------
1961 - Updated G4Mag_SpinEqRhs.hh and G4Mag_SpinEq 1539 - Updated G4Mag_SpinEqRhs.hh and G4Mag_SpinEqRhs.cc for correction
1962 to spin tracking. 1540 to spin tracking.
1963 1541
1964 Apr 04th, 2001 G. Cosmo - field-V03-00-05 1542 Apr 04th, 2001 G. Cosmo - field-V03-00-05
1965 ------------------------ 1543 ------------------------
1966 - G4FieldTrack.icc: fixed pedantic warnings o 1544 - G4FieldTrack.icc: fixed pedantic warnings on Linux-g++.
1967 1545
1968 Mar 23rd, 2001 J. Apostolakis - field-V03-00 1546 Mar 23rd, 2001 J. Apostolakis - field-V03-00-04
1969 ------------------------------ 1547 ------------------------------
1970 - Electric Field unit test now works: test ru 1548 - Electric Field unit test now works: test runs until completion.
1971 Test outputs saved (on Linux). 1549 Test outputs saved (on Linux).
1972 1550
1973 - Fixed src/G4UniformElectricField.cc to set 1551 - Fixed src/G4UniformElectricField.cc to set correct field components
1974 (compat 1552 (compatible with Equation of Motion
1975 G4EqMa 1553 G4EqMagElectricField )
1976 1554
1977 - Tidied G4FieldTrack 1555 - Tidied G4FieldTrack
1978 * deleted obsolete methods Set/Get Momentu 1556 * deleted obsolete methods Set/Get MomentumModulus() and its data member.
1979 * in constructor to set the value of the s << 1557 * in constructor to set the value of the spin to (0.0, 0.0, 0.0)
1980 if pSpin is null. (It was undefine 1558 if pSpin is null. (It was undefined.)
1981 1559
1982 Mar 23rd, 2001 J. Apostolakis - field-V03-00 1560 Mar 23rd, 2001 J. Apostolakis - field-V03-00-03
1983 ------------------------------ 1561 ------------------------------
1984 - Fixed (hacked) CashKarp to work using Auxil << 1562 - Fixed (hacked) CashKarp to work using Auxiliary Stepper.
1985 1563
1986 - Modified G4MagIntegratorStepper << 1564 - Modified G4MagIntegratorStepper
1987 to use pointer to G4EquationOfMotion 1565 to use pointer to G4EquationOfMotion
1988 instead of G4Mag_EqRhs 1566 instead of G4Mag_EqRhs
1989 1567
1990 - Design iteration appears neccessary 1568 - Design iteration appears neccessary
1991 1569
1992 Mar 23rd, 2001 J. Apostolakis - field-V03-00 1570 Mar 23rd, 2001 J. Apostolakis - field-V03-00-02
1993 ------------------------------ 1571 ------------------------------
1994 - Fixed G4MagHelicalStepper::AdvanceHelix for 1572 - Fixed G4MagHelicalStepper::AdvanceHelix for momentum, allowing
1995 the possibility of (correct) use of all H << 1573 the possibility of (correct) use of all Helical Steppers.
1996 1574
1997 - test/testProElectroMagField.cc updated for 1575 - test/testProElectroMagField.cc updated for momentum.
1998 (Not yet updated: Spin tests) 1576 (Not yet updated: Spin tests)
1999 1577
2000 1578
2001 Mar 19th, 2001 J. Apostolakis - field-V03-00 1579 Mar 19th, 2001 J. Apostolakis - field-V03-00-01
2002 ------------------------------ 1580 ------------------------------
2003 - Tagging the modification of several classes 1581 - Tagging the modification of several classes to integrate in momentum*c_light
2004 instead of velocity. << 1582 instead of velocity.
2005 Reason for change: Velocity integration ca 1583 Reason for change: Velocity integration can result in superluminar
2006 velocities, due to arithmetic inaccuraci 1584 velocities, due to arithmetic inaccuracies.
2007 Classes modified: << 1585 Classes modified:
2008 G4FieldTrack, (Changed components 3,4,5 1586 G4FieldTrack, (Changed components 3,4,5 of SixVector to Momentum,
2009 G4Mag_EqRhs, G4Mag_UsualEqRhs, G4EqMagEle 1587 G4Mag_EqRhs, G4Mag_UsualEqRhs, G4EqMagElectricField
2010 1588
2011 Feb 20th, 2001 J. Apostolakis << 1589 Feb 20th, 2001 J. Apostolakis
2012 1590
2013 - Modified several classes to integrate in mo 1591 - Modified several classes to integrate in momentum instead of velocity.
2014 1592
2015 G4FieldTrack: 1593 G4FieldTrack:
2016 Changed components 3,4,5 of SixVector to 1594 Changed components 3,4,5 of SixVector to Momentum,
2017 Modified constructor 1595 Modified constructor
2018 Added energy calculation to "LoadFromArr 1596 Added energy calculation to "LoadFromArray" method
2019 GetEnergy method is now implemented. << 1597 GetEnergy method is now implemented.
2020 Deleted obsolete (old) method names for 1598 Deleted obsolete (old) method names for Curve and Position. New have "Get"
2021 1599
2022 G4ChordFinder 1600 G4ChordFinder
2023 Renamed old-method names of Field Track << 1601 Renamed old-method names of Field Track to new ones.
2024 1602
2025 Jan 29th, 2001 G. Cosmo - field-V03-00-00 1603 Jan 29th, 2001 G. Cosmo - field-V03-00-00
2026 ------------------------- 1604 -------------------------
2027 1605
2028 - Minor fix to G4MagneticField.hh: added expl 1606 - Minor fix to G4MagneticField.hh: added explicit call to G4Field() in
2029 copy constructor. Fixes report #205. 1607 copy constructor. Fixes report #205.
2030 1608
2031 Nov 20th, 2000 G. Cosmo - field-V02-00-02 1609 Nov 20th, 2000 G. Cosmo - field-V02-00-02
2032 1610
2033 - Fixes to remove warnings from "-Wall -ansi 1611 - Fixes to remove warnings from "-Wall -ansi -pedantic" g++ compiler options:
2034 o commented out variables declared and not 1612 o commented out variables declared and not used.
2035 o fixed declaration of variables used befor 1613 o fixed declaration of variables used before being initialised.
2036 o fixed order of initialisation of member d 1614 o fixed order of initialisation of member data in constructors.
2037 o fixed usage of unsigned-int (size_t) for 1615 o fixed usage of unsigned-int (size_t) for array indeces.
2038 1616
2039 Nov 9th, 2000 G. Cosmo - field-V02-00-01 1617 Nov 9th, 2000 G. Cosmo - field-V02-00-01
2040 1618
2041 - G4FieldManager: added check on existence of 1619 - G4FieldManager: added check on existence of allocated fChordFinder
2042 in CreateChordFinder(G4MagneticField*) meth 1620 in CreateChordFinder(G4MagneticField*) method.
2043 1621
2044 Nov 1st, 2000 G. Cosmo - field-V02-00-00 1622 Nov 1st, 2000 G. Cosmo - field-V02-00-00
2045 1623
2046 - QA code revision and cleanup (+fixes from C 1624 - QA code revision and cleanup (+fixes from CodeWizard filtering):
2047 o Added (private) declarations of copy cons 1625 o Added (private) declarations of copy constructor and assignment operator
2048 where needed. 1626 where needed.
2049 o Added "const" qualifier to accessor metho 1627 o Added "const" qualifier to accessor methods, wherever needed.
2050 o Added equality check on operator= where n 1628 o Added equality check on operator= where needed.
2051 o Made destructor "virtual" for classes hav 1629 o Made destructor "virtual" for classes having virtual methods,
2052 wherever missing. 1630 wherever missing.
2053 o Changed virtual functions to non-inline w 1631 o Changed virtual functions to non-inline wherever's the case.
2054 o Changed return value to be "const" pointe 1632 o Changed return value to be "const" pointer to functions:
2055 - G4EquationOfMotion::GetFieldObj() 1633 - G4EquationOfMotion::GetFieldObj()
2056 - G4FieldManager::GetDetectorField() 1634 - G4FieldManager::GetDetectorField()
2057 - G4MagIntegratorDriver::GetStepper() 1635 - G4MagIntegratorDriver::GetStepper()
2058 o Fixed and corrected signature to G4MagInt 1636 o Fixed and corrected signature to G4MagIntegratorDriver::SetHmin().
2059 o Added "inline" qualifier to methods' decl 1637 o Added "inline" qualifier to methods' declarations.
2060 o General cosmetics 1638 o General cosmetics
2061 1639
2062 Jun 2nd, 2000 J. Apostolakis 1640 Jun 2nd, 2000 J. Apostolakis
2063 - G4FieldManager[.hh.icc] 1641 - G4FieldManager[.hh.icc]
2064 o Added DeltaIntersection and DeltaOneStep 1642 o Added DeltaIntersection and DeltaOneStep to FieldManager: added
2065 Get/Set methods and SetAccuraciesWithDelt 1643 Get/Set methods and SetAccuraciesWithDeltaOneStep().
2066 1644
2067 May 31st, 2000 J. Apostolakis - field-V01-01 1645 May 31st, 2000 J. Apostolakis - field-V01-01-03
2068 1646
2069 include/G4FieldManager.hh,icc 1647 include/G4FieldManager.hh,icc
2070 o Moved Delta Intersection and Delta One St 1648 o Moved Delta Intersection and Delta One Step to FieldManager
2071 (from Propagator in Field), to allow th 1649 (from Propagator in Field), to allow them to differ over the detector.
2072 1650
2073 May 11th, 2000 J. Apostolakis - field-V01-01 1651 May 11th, 2000 J. Apostolakis - field-V01-01-02
2074 1652
2075 - G4ChordFinder[.hh.cc] 1653 - G4ChordFinder[.hh.cc]
2076 o Modified method for finding new trial ste 1654 o Modified method for finding new trial step.
2077 New method assumes a quadratic relationsh 1655 New method assumes a quadratic relationship between step-length and d_chord:
2078 d_chord proportional to step-l 1656 d_chord proportional to step-lenght ^ 2
2079 o Added two small refinement in order to av 1657 o Added two small refinement in order to avoid unneccesary extra step due to
2080 small numerical inaccuracies in estimatio 1658 small numerical inaccuracies in estimation:
2081 FindNextChord 1659 FindNextChord
2082 to first step use (1-0.001) 1660 to first step use (1-0.001) * last-step-estimate
2083 New Step: 1661 New Step:
2084 to subsequent step use trial_st 1662 to subsequent step use trial_step = 0.98 * estimate
2085 1663
2086 May 10th, 2000 G. Cosmo 1664 May 10th, 2000 G. Cosmo
2087 1665
2088 - G4MagneticField.hh: minor fix to dummy impl 1666 - G4MagneticField.hh: minor fix to dummy implementation of assignment
2089 operator. 1667 operator.
2090 1668
2091 May 9th, 2000 J. Apostolakis - field-V01 1669 May 9th, 2000 J. Apostolakis - field-V01-01-01
2092 1670
2093 - G4MagErrorStepper: << 1671 - G4MagErrorStepper:
2094 Modified DistChord to check whether the c 1672 Modified DistChord to check whether the chord endpoint are the same point.
2095 1673
2096 - G4RKG3_Stepper: 1674 - G4RKG3_Stepper:
2097 Deleted error message from StepNoErr, as 1675 Deleted error message from StepNoErr, as it is used in Stepper.
2098 1676
2099 - G4MagIntegratorDriver: 1677 - G4MagIntegratorDriver:
2100 Changed the condition for the debug outpu 1678 Changed the condition for the debug output (~cosmetic)
2101 1679
2102 1680
2103 April 27th, 2000 G. Cosmo 1681 April 27th, 2000 G. Cosmo
2104 1682
2105 - Reorganised comments for the Software Refer 1683 - Reorganised comments for the Software Reference Manual.
2106 - Moved inlined definition to .icc files, whe 1684 - Moved inlined definition to .icc files, where needed.
2107 Created: G4ChordFinder.icc and G4FieldManag 1685 Created: G4ChordFinder.icc and G4FieldManager.icc.
2108 1686
2109 April 13th, 2000 J. Apostolakis - field-V01 1687 April 13th, 2000 J. Apostolakis - field-V01-01-00
2110 1688
2111 - Modified signature to function DumbStepper( 1689 - Modified signature to function DumbStepper() in classes:
2112 G4HelixExplicitEuler, G4HelixHeum, G4HelixI 1690 G4HelixExplicitEuler, G4HelixHeum, G4HelixImplicitEuler,
2113 G4HelixSimpleRunge and G4MagHelicalStepper. 1691 G4HelixSimpleRunge and G4MagHelicalStepper.
2114 - Modified signature and implementation of fu 1692 - Modified signature and implementation of function MagFieldEvaluate()
2115 in G4MagHelicalStepper, to use Field (as Th 1693 in G4MagHelicalStepper, to use Field (as ThreeVector) in place of dydx.
2116 - Made Richardson extrapolation optional (it 1694 - Made Richardson extrapolation optional (it is unclear if
2117 it offers benefit) in G4MagHelicalStepper. 1695 it offers benefit) in G4MagHelicalStepper.
2118 - Updated unit test testPropagateMagField and 1696 - Updated unit test testPropagateMagField and reference output.
2119 - G4LineSection: fixes to prevent divisions b 1697 - G4LineSection: fixes to prevent divisions by 0. and sqrt(<0)
2120 (V.Grichine). 1698 (V.Grichine).
2121 1699
2122 January 19th, 2000 G. Cosmo - field-V01-00 1700 January 19th, 2000 G. Cosmo - field-V01-00-00
2123 1701
2124 Syncronized versioning of files with HEAD aft 1702 Syncronized versioning of files with HEAD after ISO-C++ migration
2125 (essentially CVS header changes). 1703 (essentially CVS header changes).
2126 1704
2127 December 7th, 1999 J. Apostolakis - field- 1705 December 7th, 1999 J. Apostolakis - field-V00-01-01a
2128 1706
2129 For negative or very small curve lengths (h) 1707 For negative or very small curve lengths (h) we suppress writing an error
2130 (about the distance of endpoints being furthe 1708 (about the distance of endpoints being further than the curve length),
2131 as it is meaningless. 1709 as it is meaningless.
2132 1710
2133 November 23rd, 1999 J. Apostolakis - field- 1711 November 23rd, 1999 J. Apostolakis - field-V00-01-01
2134 1712
2135 Tagged this sub-category's state in geometry- 1713 Tagged this sub-category's state in geometry-V00-01-01
2136 1714
2137 1715
2138 July 6th, 1999 J. Apostolakis - field- 1716 July 6th, 1999 J. Apostolakis - field-01-00-07
2139 1717
2140 These fixes and those in field-01-00-06 and f 1718 These fixes and those in field-01-00-06 and field-01-00-06a all come
2141 from the need to cope with the imprecision of 1719 from the need to cope with the imprecision of the integration, and its
2142 interaction with paths that are rather straig << 1720 interaction with paths that are rather straight.
2143 1721
2144 G4MagIntegrationDriver: << 1722 G4MagIntegrationDriver:
2145 i) AccurateAdvance now that the chord distan 1723 i) AccurateAdvance now that the chord distance is smaller than the curve len-
2146 gth (times 1+epsilon). 1724 gth (times 1+epsilon).
2147 1725
2148 ii) OneGoodStep and QuickAdvance considers th 1726 ii) OneGoodStep and QuickAdvance considers the error of the velocity as well as
2149 the error of the position - and ensure that b 1727 the error of the position - and ensure that both relative errors are within
2150 the "eps" maximum given. 1728 the "eps" maximum given.
2151 1729
2152 G4ChordFinder: 1730 G4ChordFinder:
2153 Having found that the curve_length vs ABdis 1731 Having found that the curve_length vs ABdist disrepancy has its basis in
2154 the imprecision of the integration: 1732 the imprecision of the integration:
2155 i) Modified the exception in this case to h 1733 i) Modified the exception in this case to happen only for very large
2156 relative disrepancies ( 10 * eps ). 1734 relative disrepancies ( 10 * eps ).
2157 ii) Undertaken a default corrective action i 1735 ii) Undertaken a default corrective action in all other cases
2158 Note that this disrepancy only happens for ve 1736 Note that this disrepancy only happens for very straight sections of track -
2159 ie step lengths much smaller than the curvatu 1737 ie step lengths much smaller than the curvature of the track.
2160 1738
2161 July 1st, 1999 J. Apostolakis - field- 1739 July 1st, 1999 J. Apostolakis - field-01-00-06a
2162 1740
2163 In order to cope with the anomalous condition 1741 In order to cope with the anomalous condition created by candidate fix
2164 in G4PropagatorInField, we ensure that the f 1742 in G4PropagatorInField, we ensure that the fraction_AE is always between
2165 0 and 1.0. (giving it a default value of 0.5 1743 0 and 1.0. (giving it a default value of 0.5 whenever it is wrong).
2166 ( in G4ChordFinder::ApproxCurvePointV ) 1744 ( in G4ChordFinder::ApproxCurvePointV )
2167 1745
2168 June 29th, 1999 J. Apostolakis - field- 1746 June 29th, 1999 J. Apostolakis - field-01-00-06
2169 1747
2170 I re-instated a check on whether the input 1748 I re-instated a check on whether the input distance along the curve between
2171 the two input curve points is truly greater t 1749 the two input curve points is truly greater than their linear distance.
2172 ( in G4ChordFinder::ApproxCurvePointV ) 1750 ( in G4ChordFinder::ApproxCurvePointV )
2173 1751
2174 The condition that prints out a warning messa 1752 The condition that prints out a warning message has been altered to
2175 take into account the case of a very small fi << 1753 take into account the case of a very small final interval.
2176 ( in G4MagInt_Driver::AccurateAdvance ) 1754 ( in G4MagInt_Driver::AccurateAdvance )
2177 1755
2178 June ??th, 1999 J. Apostolakis - field- 1756 June ??th, 1999 J. Apostolakis - field-01-00-05
2179 1757
2180 The condition that prints out a warning messa << 1758 The condition that prints out a warning message was changed to delete
2181 an incorrect comparison. << 1759 an incorrect comparison.
2182 ( in G4MagInt_Driver::AccurateAdvance ) 1760 ( in G4MagInt_Driver::AccurateAdvance )
2183 1761
2184 April 19th, 1999 J. Apostolakis - field- 1762 April 19th, 1999 J. Apostolakis - field-01-00-04
2185 1763
2186 G4MagErrorStepper: Cosmetic changes to name o 1764 G4MagErrorStepper: Cosmetic changes to name of data members
2187 1765
2188 March 4th, 1999 J. Apostolakis - field- 1766 March 4th, 1999 J. Apostolakis - field-01-00-03
2189 1767
2190 Corrected delete statement of arrays to use ' 1768 Corrected delete statement of arrays to use 'delete[]' instead of simple delete
2191 in destructors of 2 steppers (G4CashKarpRKF45 1769 in destructors of 2 steppers (G4CashKarpRKF45, G4SimpleHeum)
2192 1770
2193 February 17th, 1999 J. Apostolakis - field 1771 February 17th, 1999 J. Apostolakis - field-01-00-02
2194 1772
2195 Moved G4PropagatorInField files to geometry/ << 1773 Moved G4PropagatorInField files to geometry/volumes.
2196 Updated GNUmakefile not to depend on geometr 1774 Updated GNUmakefile not to depend on geometry/volumes anymore.
2197 -> the known circular dependency is remove 1775 -> the known circular dependency is removed
2198 1776
2199 1777
2200 February 12th, 1999 J. Apostolakis - field 1778 February 12th, 1999 J. Apostolakis - field-spin1-works1 (act Feb17)
2201 1779
2202 A tag that contains the first version that 1780 A tag that contains the first version that worked with spin (in Peter G.'s
2203 directory). G4PropagateInSpin is still in t 1781 directory). G4PropagateInSpin is still in this version. A small change
2204 in a branch of the header file was needed. << 1782 in a branch of the header file was needed.
2205 1783
2206 1784
2207 February 10th, 1999 J. Apostolakis << 1785 February 10th, 1999 J. Apostolakis
2208 1786
2209 All the following changes are needed for ener 1787 All the following changes are needed for energy integration also:
2210 1788
2211 G4ChordFinder now passes to the constructed d 1789 G4ChordFinder now passes to the constructed driver the number of variables.
2212 Because of the need for the stepper to know a 1790 Because of the need for the stepper to know about it in its Abstract interface
2213 1791
2214 -> Moved theNumberOfVariables from derived c 1792 -> Moved theNumberOfVariables from derived class G4MagErrorStepper
2215 to base class 1793 to base class G4MagIntegratorStepper
2216 1794
2217 As a consequense the classes that derived fro 1795 As a consequense the classes that derived from G4MagIntegratorStepper directly
2218 were changed: G4CashKarpRKF45, G4MagHelicalSt << 1796 were changed: G4CashKarpRKF45, G4MagHelicalStepper,
2219 1797
2220 1798
2221 February 9th, 1999 J. Apostolakis 1799 February 9th, 1999 J. Apostolakis
2222 1800
2223 Equation of Motion: 1801 Equation of Motion:
2224 G4MagEqRhs.hh Made SetChargeMomentumMass vir 1802 G4MagEqRhs.hh Made SetChargeMomentumMass virtual, so that G4Mag_SpinEqRhs
2225 can initialise its constants << 1803 can initialise its constants too.
2226 1804
2227 1805
2228 February 9th, 1999 P. Gumplinger 1806 February 9th, 1999 P. Gumplinger
2229 1807
2230 Added Equation of Motion for Spin in Magnetic 1808 Added Equation of Motion for Spin in Magnetic Field.
2231 1809
2232 1810
2233 February 17th, 1999 J. Apostolakis - fiel 1811 February 17th, 1999 J. Apostolakis - field-01-00-01
2234 ---> date is correct, made sure that tag d 1812 ---> date is correct, made sure that tag does not include above fixes!
2235 << 1813
2236 Moved G4PropagatorInField files to geometry/ << 1814 Moved G4PropagatorInField files to geometry/volumes.
2237 Updated GNUmakefile not to depend on geometr 1815 Updated GNUmakefile not to depend on geometry/volumes anymore.
2238 -> the known circular dependency is remove 1816 -> the known circular dependency is removed
2239 1817
2240 1818
2241 --------------------------------------------- 1819 ---------------------------------------------------------------------------
2242 ------ Geant 4 Production Release - 1820 ------ Geant 4 Production Release ------------
2243 --------------------------------------------- 1821 --------------------------------------------------------------------------
2244 Nov 19th, 1998 J. Apostolakis - field-0 1822 Nov 19th, 1998 J. Apostolakis - field-00-04-01head ===> R+D version only
2245 1823
2246 G4PropagatorInField files modified: 1824 G4PropagatorInField files modified:
2247 1825
2248 - to store the last safety computed and it 1826 - to store the last safety computed and its origin.
2249 - to give them to a requester 1827 - to give them to a requester
2250 --------------------------------------------- 1828 ------------------------------------------------------------------
2251 1829
2252 Nov 19th, 1998 J. Apostolakis - field-0 1830 Nov 19th, 1998 J. Apostolakis - field-00-03-03b
2253 1831
2254 Subtle fix to interface of G4UniformMagField << 1832 Subtle fix to interface of G4UniformMagField::GetFieldValue
2255 ( that tripped Visual C++ ) 1833 ( that tripped Visual C++ )
2256 1834
2257 G4PropagatorInField: added printing method 1835 G4PropagatorInField: added printing method for verboseness.
2258 1836
2259 Nov 19th, 1998 J. Apostolakis - field-0 1837 Nov 19th, 1998 J. Apostolakis - field-00-03-03a
2260 1838
2261 Steppers: Fixed instance variables constr 1839 Steppers: Fixed instance variables construction (SimpleRunge)
2262 and clash of names in CashKarp: 1840 and clash of names in CashKarp::StepWithEstimate
2263 1841
2264 Added post-const to all Field classes for 1842 Added post-const to all Field classes for
2265 void GetFieldValue(const G4double 1843 void GetFieldValue(const G4double yTrack[] ,
2266 G4double B[] 1844 G4double B[] ) const ;
2267 1845
2268 Added SetFieldValue methods to UniformMagF 1846 Added SetFieldValue methods to UniformMagField
2269 1847
2270 Added GetConstantFieldValue() methods to U 1848 Added GetConstantFieldValue() methods to Uniform Mag & Electric Fields
2271 1849
2272 1850
2273 Nov 19th, 1998 J. Apostolakis - field-0 1851 Nov 19th, 1998 J. Apostolakis - field-00-03-03
2274 1852
2275 Fixes to Propagate and Steppers 1853 Fixes to Propagate and Steppers
2276 1854
2277 Nov 19th, 1998 J. Apostolakis - field-0 1855 Nov 19th, 1998 J. Apostolakis - field-00-03-02
2278 1856
2279 Minor corrections (???) 1857 Minor corrections (???)
2280 1858
2281 Nov 19th, 1998 J. Apostolakis - field-0 1859 Nov 19th, 1998 J. Apostolakis - field-00-03-02
2282 << 1860
2283 Major development to allow Electric Field 1861 Major development to allow Electric Field
2284 << 1862
2285 1863
2286 1864
2287 June 17th, 1998 J. Apostolakis - magfiel 1865 June 17th, 1998 J. Apostolakis - magfield-06-03
2288 1866
2289 Modified Files: 1867 Modified Files:
2290 include/G4PropagatorInField.hh 1868 include/G4PropagatorInField.hh
2291 src/G4PropagatorInField.cc 1869 src/G4PropagatorInField.cc
2292 test/testPropagateInField.cc 1870 test/testPropagateInField.cc
2293 --------------------------------------------- 1871 ----------------------------------------------------------------------
2294 1872
2295 1) Added an assertion after each call to Lo << 1873 1) Added an assertion after each call to LocateGlobalPointAndSetup.
2296 It checks that the located volume is equ 1874 It checks that the located volume is equal to the current volume.
2297 If this check fails, the Propagator does 1875 If this check fails, the Propagator does not know how to continue.
2298 1876
2299 2) Added an argument to ComputeStep method 1877 2) Added an argument to ComputeStep method of G4PropagatorInField.
2300 The new volume argument is used to check th 1878 The new volume argument is used to check the current volume during the step.
2301 1879
2302 3) When G4Navigator's ComputeStep returned 1880 3) When G4Navigator's ComputeStep returned stepLength==stepRequested, this
2303 used to be treated as a failure to intersect. 1881 used to be treated as a failure to intersect. This is incorrect.
2304 1882
2305 stepLength==stepRequested is an intersect 1883 stepLength==stepRequested is an intersection,
2306 so I am now treating it as such in each 1884 so I am now treating it as such in each comparison (of 3).
2307 Ignoring it causes problems, including 1885 Ignoring it causes problems, including volume being skipped.
2308 --> but treating it as an intersection 1886 --> but treating it as an intersection used to cause problems too ??
2309 1887
2310 1888
2311 May 7th, 1998 J. Apostolakis - magfie 1889 May 7th, 1998 J. Apostolakis - magfield-06-02-helix01
2312 1890
2313 - Tag includes new version of G4ChordFinder ( 1891 - Tag includes new version of G4ChordFinder (not used by W.Wander).
2314 1892
2315 1893
2316 May 7th, 1998 W. Wander (recorded/c 1894 May 7th, 1998 W. Wander (recorded/commited by J. Apostolakis)
2317 1895
2318 - New "helical" RK steppers that move in heli 1896 - New "helical" RK steppers that move in helical segments, not linear.
2319 * Several changes to add steppers << 1897 * Several changes to add steppers
2320 1898
2321 Modified Files: 1899 Modified Files:
2322 G4MagErrorStepper.hh << 1900 G4MagErrorStepper.hh
2323 G4MagErrorStepper.cc << 1901 G4MagErrorStepper.cc
2324 added Helical stepping methods to 1902 added Helical stepping methods to this general ABC.
2325 << 1903
2326 G4MagIntegratorStepper.hh 1904 G4MagIntegratorStepper.hh
2327 made RightHandSide virtual (this 1905 made RightHandSide virtual (this will be reversed very soon)
2328 1906
2329 testPropagateMagField.cc 1907 testPropagateMagField.cc
2330 Test of Helical stepping functiona 1908 Test of Helical stepping functionality added.
2331 << 1909
2332 Added Files for new Helical RK steppers, der 1910 Added Files for new Helical RK steppers, deriving from G4MagErrorStepper:
2333 G4HelixExplicitEuler.cc ( and .hh ) 1911 G4HelixExplicitEuler.cc ( and .hh )
2334 G4HelixHeum.cc 1912 G4HelixHeum.cc
2335 G4HelixImplicitEuler.cc 1913 G4HelixImplicitEuler.cc
2336 G4HelixSimpleRunge.cc << 1914 G4HelixSimpleRunge.cc
2337 1915
2338 Added File for implementation: 1916 Added File for implementation:
2339 G4MagErrorStepper.icc 1917 G4MagErrorStepper.icc
2340 1918
2341 1919
2342 May 7th, 1998 J. Apostolakis - magfi 1920 May 7th, 1998 J. Apostolakis - magfield-06-01
2343 1921
2344 - added small changes to << 1922 - added small changes to
2345 * G4ChordFinder: methods to get 1923 * G4ChordFinder: methods to get/set IntegratorDriver
2346 * G4MagIntegratorDriver: made OneGoodSt 1924 * G4MagIntegratorDriver: made OneGoodStep method public
2347 - created the file. 1925 - created the file.
>> 1926