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Geant4/processes/transportation/History

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Differences between /processes/transportation/History (Version 11.3.0) and /processes/transportation/History (Version 10.0)


  1 # Category transport History                   <<   1 $Id: History 74729 2013-10-21 08:51:35Z gcosmo $
                                                   >>   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 ## 2024-10-08 Jonas Hahnfeld (transport-V11-02 <<  10 This file should be used by G4 developers and category coordinators
 10 - Introduce `TRANSPORTATION_WITH_MSC` process  <<  11 to briefly summarize all major modifications introduced in the code
 11                                                <<  12 and keep track of all category-tags.
 12 ## 2023-01-26 John Apostolakis (transport-V11- <<  13 It DOES NOT substitute the  CVS log-message one should put at every
 13 - Added a method to set both warning & importa <<  14 committal in the CVS repository !
 14   Added method to report lock errors.          <<  15 `
 15   Improve reporting of inconsistent changes of <<  16      ----------------------------------------------------------
 16     (not only enforce warning_E < important_E  <<  17      * Reverse chronological order (last date on top), please *
 17                                                <<  18      ----------------------------------------------------------
 18 ## 2023-01-25 John Apostolakis (transport-V11- << 
 19 - Fix unwanted change of default looper parame << 
 20   ( Reversed inadvertent creation of G4Transpo << 
 21     calls to G4Transportation constructor.)    << 
 22                                                << 
 23 ## 2023-01-09 Jonas Hahnfeld (transport-V11-01 << 
 24 - Fix compilation warning about unused variabl << 
 25                                                << 
 26 ## 2022-11-25 Gabriele Cosmo (transport-V11-00 << 
 27 - Removed debug printouts in G4Transportation. << 
 28                                                << 
 29 ## 2022-11-23 Gabriele Cosmo (transport-V11-00 << 
 30 - Fixed compilation warnings for implicit type << 
 31                                                << 
 32 ## 2022-11-10 John Apostolakis (transport-V11- << 
 33 - New class G4TransporationParameters to hold  << 
 34   This is a class to be created in master and  << 
 35   parameters for G4Transportation and derived  << 
 36   * G4Transporation's  constructor checks for  << 
 37     instance. If found, its values will be ass << 
 38     data members of G4Transporation.           << 
 39     This behaviour is inherited by subclasses  << 
 40   * The (default) 'instance' of G4Transportati << 
 41     shared by all threads, and used for all pa << 
 42     These values could be subsequently changed << 
 43   * The G4TransporationParameters object (inst << 
 44     ( Future extensions are envisioned that al << 
 45       to be associated with a separate instanc << 
 46       to one or more particle types, e.g. elec << 
 47                                                << 
 48 ## 2022-10-05 Gabriele Cosmo (transport-V11-00 << 
 49 - Fixed compilation warnings on Intel/icx comp << 
 50   but not used.                                << 
 51                                                << 
 52 ## 2022-05-18 Gabriele Cosmo (transport-V11-00 << 
 53 - `G4Transportation`, `G4CoupledTransportation << 
 54   operator instead of logical.                 << 
 55                                                << 
 56 ## 2022-05-11 Jonas Hahnfeld (transport-V11-00 << 
 57 - `G4Transportation`: Remove non-working check << 
 58 - Remove `PUBLIC` dependency on `G4magneticfie << 
 59                                                << 
 60 ## 2022-04-24 Vladimir Ivanchenko (transport-V << 
 61 - moved G4UserSpecialCuts to physics_lists/con << 
 62 - GNUmakefile, source.cmake - removed dependen << 
 63                                                << 
 64 ## 2022-04-20 Jonas Hahnfeld (transport-V11-00 << 
 65 - `G4CoupledTransportation`: Set flags from `G << 
 66   * Replace `fFirstStepInAnyVolume` with `fFir << 
 67   * Replace `fAnyGeometryLimitedStep` with `fG << 
 68   * Remove wrong check in case of zero steps   << 
 69 - `G4Transportation`:                          << 
 70   * Remove wrong check in case of zero steps   << 
 71   * Set step status on volume boundary         << 
 72                                                << 
 73 ## 2022-01-17 Jonas Hahnfeld (transport-V11-00 << 
 74 - Remove useless `const_cast` of `G4VSensitive << 
 75                                                << 
 76 ## 2022-01-05 Jonas Hahnfeld (transport-V11-00 << 
 77 - `G4CoupledTransportation`:                   << 
 78   * Use new constant `G4TransportationManager: << 
 79   * Inherit from `G4Transportation`, remove du << 
 80                                                << 
 81 ## 2021-12-10 Ben Morgan (transport-V11-00-00) << 
 82 - Change to new Markdown History format        << 
 83                                                << 
 84 ---                                            << 
 85                                                << 
 86 # History entries prior to 11.0                << 
 87                                                << 
 88 Sep 23rd 2021, Alberto Ribon transport-V10-07- << 
 89 ----------------------------                   << 
 90 - Added PARALLEL_WORLD_PROCESS to G4Transporta << 
 91   (to avoid hardwired value "491" in the const << 
 92    G4ParallelWorldProcess).                    << 
 93                                                << 
 94 Apr 16th 2021, Ben Morgan transport-V10-07-02  << 
 95 -------------------------                      << 
 96 - Migrate build to modular CMake API           << 
 97                                                << 
 98 Feb 24th 2021, G. Cosmo transport-V10-07-01    << 
 99 -----------------------                        << 
100 - Enable setting of smooth curved trajectories << 
101   G4CoupledTransportation::AlongStepDoIt(), wh << 
102   mistake. Based on discussion in Geant4 Forum << 
103                                                << 
104 Dec 16th 2020, G. Amadio transport-V10-07-00   << 
105 ------------------------                       << 
106 - Limit reporting of number of calls to G4Tran << 
107   to when either G4VERBOSE or G4DEBUG_TRANSPOR << 
108   avoid using a thread local variable for a sl << 
109                                                << 
110 Oct 26th 2020, G. Amadio & J.Apostolakis trans << 
111 ----------------------------------------       << 
112 - A substantial reorganisation of G4Transporta << 
113   to use values already in cache, reduce the n << 
114   use extra local variables for track properti << 
115   The method is one of the heaviest in many ty << 
116   Profiling identified a persistent reduction  << 
117   loads after these changes.                   << 
118                                                << 
119 Nov  1st 2019, J.Apostolakis transport-V10-05- << 
120 ----------------------------                   << 
121 - Optimisation in G4Transportation and G4Coupl << 
122   Avoid calling user field manager's Configure << 
123   except if particle is charged, or forces fro << 
124   or gravity are enabled.                      << 
125                                                << 
126   * Introduces new common 'flag' in G4(Coupled << 
127       to enable gravity fields.                << 
128     The following static method must be called << 
129     gravity fields:                            << 
130        G4Transportation::EnableGravity(G4bool  << 
131                                                << 
132 - Added flag in G4Transportation/G4CoupledTran << 
133    silence warning about looping tracks.       << 
134                                                << 
135 Aug 15th 2019, D.Sorokin transport-V10-05-01   << 
136 ------------------------                       << 
137 - Enable relaxing of delta chord condition (to << 
138     issue) for tracks below 'important' energy << 
139                                                << 
140 Aug 15th 2019, J.Apostolakis transport-V10-05- << 
141 ----------------------------                   << 
142 - G4Transportation and G4CoupledTransportation << 
143     resetting of looper flag and other state f << 
144     * Replaced check for 'Global' field with c << 
145       This is needed to ensure that propagator << 
146       reset when the setup inludes only local  << 
147     * Ensure that looping flag is reset (false << 
148       in G4CoupledTransportation::AlongStepGet << 
149       ( Before it was overwritten afterwards.  << 
150                                                << 
151    Addresses bugzilla Problem report 2144.     << 
152    Thanks to Richard T. Jones (U. Conn) and La << 
153      GlueX experiment team.                    << 
154                                                << 
155 Nov 9th  2018, J.Apostolakis transport-V10-04- << 
156 ----------------------------                   << 
157 - G4Transportation and G4CoupledTransportation << 
158     Added method SetLowLooperThresholds for lo << 
159     Added method ReportLooperThresholds method << 
160 - G4CoupledTransportation: Additional statisti << 
161      (to be same as G4Transportation).         << 
162 - G4TransportationLogger: New ReportLooperThre << 
163                                                << 
164 Nov 9th  2018, G.Cosmo transport-V10-04-12     << 
165 ----------------------                         << 
166 - Use G4cout to print statistics from G4[Coupl << 
167                                                << 
168 Nov 8th  2018, J.Apostolakis transport-V10-04- << 
169 ----------------------------                   << 
170 - G4[Coupled]Transportation: Added extra simpl << 
171   at destruction:                              << 
172    * New stats: non-electrons loopers killed ( << 
173    * Record statistics for non-electron looper << 
174      - total energy                            << 
175      - maximum energy and the PDG of the type  << 
176    * Statistics now printed by a new method,   << 
177       and are printed also if verbose = 0  ( w << 
178    * Description method, to print key paramete << 
179                                                << 
180 Nov 8th  2018, J.Apostolakis transport-V10-04- << 
181 ----------------------------                   << 
182 - G4Transportation & G4CoupledTransportation:  << 
183   Summary:                                     << 
184      Restored old default energy thresholds fo << 
185   Full information:                            << 
186   * Added method SetHighLooperThresholds() to  << 
187     parameters for killing looping particles:  << 
188      - warning energy to 100 MeV ( particles b << 
189      - important energy to 250 MeV ( above, tr << 
190   * Default constructors now use these high va << 
191   * Added checks in SetMethods of looper param << 
192      to report error if logger is missing.     << 
193   * New auxiliary methods PushThresholdsToLogg << 
194                                                << 
195 Nov 7th  2018, J.Apostolakis transport-V10-04- << 
196 ----------------------------                   << 
197 - G4Transportation & G4CoupledTransportation:  << 
198   * Adjusted killing of looping particles, to  << 
199   * Unstable particles will be propagated inde << 
200   * Added Printing the maximum energy and sum  << 
201     in G4(Coupled)Transportation destructor.   << 
202                                                << 
203 July 9th  2018, G.Cosmo transport-V10-04-06    << 
204 -----------------------                        << 
205 - Minor code cleanup in G4[Coupled]Transportat << 
206   Use G4Exception for warnings, instead of str << 
207                                                << 
208 June 15th  2018, G.Cosmo transport-V10-04-05   << 
209 ------------------------                       << 
210 - Fixed Coverity warnings...                   << 
211                                                << 
212 June 15th  2018, G.Cosmo transport-V10-04-04   << 
213 ------------------------                       << 
214 - Fixed compilation errors on Windows.         << 
215                                                << 
216 June 14th  2018, J.Apostolakis transport-V10-0 << 
217 ------------------------------                 << 
218 - New class G4TransportationLogger to consolid << 
219   Transportation processes. First step: it now << 
220   for looping tracks. Added information on mat << 
221 - G4Transportation and G4CoupledTransportation << 
222   0 to 1 keV for warning when abandoning loopi << 
223   Tracks with less energy do not get reported. << 
224   Use G4TransportationLogger to report looping << 
225                                                << 
226 June  8th  2018, J.Apostolakis transport-V10-0 << 
227 ------------------------------                 << 
228 - Fixed and improved reporting of looping trac << 
229   Now issues warning and provides information  << 
230   in addition to energy and its value at pre-s << 
231                                                << 
232 June  8th  2018, G.Cosmo transport-V10-04-01   << 
233 ------------------------                       << 
234 - Some code cleanup in G4Transportation and G4 << 
235   Removed few global static symbols introduced << 
236                                                << 
237 June  7th 2018, J.Apostolakis transport-V10-04 << 
238 -----------------------------                  << 
239 - G4Transportation & G4CoupledTransportation:  << 
240   thresholds related to the killing of looping << 
241      'Important' Energy: particles with MORE e << 
242                          multiple steps (fThre << 
243      'Warning'   Energy: particles with LESS e << 
244      Intermediate value: particles between the << 
245                          one 'looping step' (w << 
246   New values:  Warning_Energy= 0. Important_En << 
247   NOTES:                                       << 
248    1) This can happen if a track's propagation << 
249       number of integration steps.  ( Default  << 
250       accessed by G4PropagatorInField's  Get/S << 
251    2) Usually the material is vacuum or very l << 
252       And particles have either low momentum o << 
253       component along the direction of the mag << 
254                                                << 
255   Improved reporting of the issue of dropped p << 
256   threshold'):                                 << 
257     * Provide the type of particle and the pos << 
258       the energy (already).                    << 
259     * added recommendations for users if they  << 
260       (these are printed only for the first 5  << 
261   Addressing problem report #2063.             << 
262                                                << 
263 November 22st 2017, V.Ivanchenko transport-V10 << 
264 --------------------------------               << 
265 - G4NeutronKiller: moved virtual methods from  << 
266   do not use generic <int> type, should not af << 
267                                                << 
268 November 1st 2017, J.Apostolakis transport-V10 << 
269 --------------------------------               << 
270 - Small changes in G4Transportation - early se << 
271                                                << 
272 August 28th 2017, G.Cosmo        transport-V10 << 
273 --------------------------                     << 
274 - Make appropriate setting/use of verbosity fr << 
275   instead of re-defining/using local verbosity << 
276   and G4CoupledTransportation.                 << 
277   Addressing problem report #1999.             << 
278                                                << 
279 August 28th 2017, G.Cosmo        transport-V10 << 
280 --------------------------------               << 
281 - Fixed use of G4DEBUG_TRANSPORT flag in G4Cou << 
282                                                << 
283 August 25th 2017, J.Apostolakis transport-V10- << 
284 --------------------------------               << 
285 - G4CoupledTransportation & G4Transportation:  << 
286     using dedicated method of ProgatorInField. << 
287     Smaller code, and future proof.            << 
288                                                << 
289 February 12th 2015, J.Apostolakis transport-V1 << 
290 --------------------------------               << 
291 - G4CoupledTransportation:: Made SignifyStepIn << 
292     Stoped using IsLastStepInVolume for step l << 
293                                                << 
294 January 20th 2015, J.Apostolakis transport-V10 << 
295 --------------------------------               << 
296 - G4CoupledTransportation: Added ability to id << 
297     the mass geometry or in any geometry.  Als << 
298     in the mass geometry.                      << 
299     Extends fix of tag transport-V10-01-00.    << 
300                                                << 
301   Since it is not clear whether user wants/nee << 
302     any geometry or just in the mass geometry, << 
303   Configurable: whether the flag represents a  << 
304   or any geometry (currently the default - wha << 
305   Also depends in geomnav-V10-01-02 and track- << 
306   Addresses Bugzilla issue #1032.              << 
307                                                << 
308 January 10th 2014, M.Kelsey transport-V10-01-0 << 
309 ---------------------------                    << 
310 - G4Transportation.cc, G4CoupledTransportation << 
311   AlongStepGetPhysicalInteractionLength(), ini << 
312   using G4DynamicParticle (as is used in DoIt) << 
313   Resolves inconsistent kinematics when dynami << 
314   from "PDG" mass.                             << 
315                                                << 
316 December 17th 2014, J.Apostolakis transport-V1 << 
317 ---------------------------------              << 
318 - G4Transportation: Added ability to identify  << 
319    propagation in field.                       << 
320    Requires use of tags in navigation (geomnav << 
321    Addresses Bugzilla issue #1032.             << 
322                                                << 
323 November 21st 2014, J.Apostolakis transport-V1 << 
324 --------------------------------- (corrected v << 
325 - Added initialization of G4CoupledTransportat << 
326   Renamed data member, to make its name canoni << 
327                                                << 
328 October 15th 2014, M.Asai transport-V10-00-05  << 
329 -------------------------                      << 
330 - G4CoupledTransportation is reverted to trans << 
331 - G4Transportation and G4CoupledTransportation << 
332   fUseMagneticMoment and its set method Enable << 
333   static.                                      << 
334                                                << 
335 May   27st 2014, V.Ivanchenko transport-V10-00 << 
336 ------------------------------                 << 
337 - G4UserSpecialCuts - fixed trivial Coverity r << 
338                                                << 
339 May   21st 2014, J.Apostolakis transport-V10-0 << 
340 ------------------------------                 << 
341 - Revised  AlongStepDoIt methods of G4Transpor << 
342    G4CoupledTransportation:                    << 
343    * Adapted to revised signature for G4FieldT << 
344      which now take PDG spin.                  << 
345    * Changed to use different constructor for  << 
346    * Adapted to revised signature of G4ChargeS << 
347      now 3rd argument and mandatory. )         << 
348                                                << 
349 NOTE: Requires tag field-V10-00-03 of geometry << 
350                                                << 
351                                                << 
352 March 14th 2014, J.Apostolakis transport-V10-0 << 
353 ------------------------------                 << 
354 - Fix time in case of zero step, in G4CoupledT << 
355   This caused a 'going back in time' error, wh << 
356   in particular at the boundary of a parallel  << 
357                                                << 
358   > Corrects Issue 1017 in the Geant4 Problem  << 
359     http://bugzilla-geant4.kek.jp/show_bug.cgi << 
360                                                << 
361   NOTE: Requires tag geomnav-V10-00-01         << 
362                                                    19 
363 October 18th 2013, J.Apostolakis transport-V09     20 October 18th 2013, J.Apostolakis transport-V09-06-07
364 --------------------------------                   21 --------------------------------
365 - Initialize missing data members in G4Coupled <<  22 - Initialize missing data members in G4CoupledTransportation constructor 
366   Addresses issue identified by Coverity.          23   Addresses issue identified by Coverity.
367                                                    24 
368 May 13th, 2013, G.Cosmo          transport-V09     25 May 13th, 2013, G.Cosmo          transport-V09-06-06
369 -----------------------                            26 -----------------------
370 - Removed left-over assert() calls in G4Couple     27 - Removed left-over assert() calls in G4CoupledTransportation.
371                                                    28 
372 May 9th, 2013, J.Apostolakis     transport-V09     29 May 9th, 2013, J.Apostolakis     transport-V09-06-05
373 ----------------------------                       30 ----------------------------
374 - Added protection to revised G4CoupledTranspo     31 - Added protection to revised G4CoupledTransportation for case that chord
375   finder (or field manager) is not defined.        32   finder (or field manager) is not defined.
376                                                    33 
377 May 8th, 2013, P.Gumplinger, J.Apostolakis tra     34 May 8th, 2013, P.Gumplinger, J.Apostolakis transport-V09-06-04
378 ------------------------------------------         35 ------------------------------------------
379 - Adapted G4Transportation and G4CoupledTransp     36 - Adapted G4Transportation and G4CoupledTransportation to use G4ChargeState
380   for charge/spin/magnetic moment, and to mess     37   for charge/spin/magnetic moment, and to message the equation of motion
381   directly with it.                                38   directly with it.
382   The tag(s) above co-work with and requires t     39   The tag(s) above co-work with and requires the following tags:
383   had-binary-V09-06-05, geomnav-V09-06-06 and      40   had-binary-V09-06-05, geomnav-V09-06-06 and field-V09-06-04.
384                                                    41 
385 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03      42 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03
386 -------------------------                          43 -------------------------
387 - Removed unnecessary static local variables i     44 - Removed unnecessary static local variables in G4Transportation and
388   G4CoupledTransportation.                         45   G4CoupledTransportation.
389                                                    46 
390 Mar. 21st, 2013, A. Dotti transport-V09-06-02      47 Mar. 21st, 2013, A. Dotti transport-V09-06-02
391 -------------------------                          48 -------------------------
392 - Correcting initialisation of thread-local po     49 - Correcting initialisation of thread-local pointers in G4Transportation
393   and G4CoupledTransportation for MT.              50   and G4CoupledTransportation for MT.
394                                                    51 
395 Feb. 26th, 2013, G.Cosmo transport-V09-06-01       52 Feb. 26th, 2013, G.Cosmo transport-V09-06-01
396 ------------------------                           53 ------------------------
397 - Removed unused data members in G4Transportat     54 - Removed unused data members in G4Transportation and G4CoupledTransportation.
398   Some code cleanup.                               55   Some code cleanup.
399                                                    56 
400 Feb. 6th, 2013, G.Cosmo transport-V09-06-00        57 Feb. 6th, 2013, G.Cosmo transport-V09-06-00
401 -----------------------                            58 -----------------------
402 - G4Transportation.cc, G4CoupledTransportation <<  59 - G4Transportation.cc, G4CoupledTransportation.cc: 
403     Corrected condition for warning message in     60     Corrected condition for warning message in AlongStepDoIt().
404     Code cleanup on MT changes.                    61     Code cleanup on MT changes.
405                                                    62 
406 Jan. 15th, 2013, A.Dotti                           63 Jan. 15th, 2013, A.Dotti
407 ------------------------                           64 ------------------------
408 - Merged changes for multi-threading through a     65 - Merged changes for multi-threading through automatic process.
409   Modified files: G4Transportation.cc and G4Co     66   Modified files: G4Transportation.cc and G4CoupledTransportation.cc.
410                                                    67 
411 Jul. 12th, 2011, J.Apostolakis transport-V09-0     68 Jul. 12th, 2011, J.Apostolakis transport-V09-05-02
412 ------------------------------                     69 ------------------------------
413 - G4Transportation.cc:                         <<  70 - G4Transportation.cc: 
414     Corrected issues with initialisation of da <<  71     Corrected issues with initilisation of data members reported by Coverity.
415     Renamed data member endpointdistance to fE     72     Renamed data member endpointdistance to fEndPointDistance (to conform).
416                                                    73 
417 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05     74 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05-01
418 -----------------------------                      75 -----------------------------
419 - Explicitly use inclusion of headers for syst     76 - Explicitly use inclusion of headers for system of units and physical
420   constants, in plan to remove implicit inclus     77   constants, in plan to remove implicit inclusion from globals.hh.
421                                                    78 
422 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05     79 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05-00
423 -----------------------------                      80 -----------------------------
424 - Fixed spurious cases of hidden variable visi     81 - Fixed spurious cases of hidden variable visibility, detected with
425   '-Wshadow' compilation option on gcc compile     82   '-Wshadow' compilation option on gcc compiler.
426                                                    83 
427 Nov. 4th, 2011, J.Apostolakis transport-V09-04     84 Nov. 4th, 2011, J.Apostolakis transport-V09-04-13
428 -----------------------------                      85 -----------------------------
429 - Turned off tracking for magnetic moment - by     86 - Turned off tracking for magnetic moment - by default.
430   It can be enabled in                         <<  87   It can be enabled in 
431     G4Transportation, G4CoupledTransportation  <<  88     G4Transportation, G4CoupledTransportation 
432   by using the new method EnableUseMagneticMom     89   by using the new method EnableUseMagneticMoment().
433   Should ensure particles with a moment are no     90   Should ensure particles with a moment are not affected
434   unless user needs this.                          91   unless user needs this.
435                                                    92 
436 Nov. 4th, 2011, J.Apostolakis transport-V09-04     93 Nov. 4th, 2011, J.Apostolakis transport-V09-04-12
437 -----------------------------                      94 -----------------------------
438 * Reduce overhead of the addition of Gravity       95 * Reduce overhead of the addition of Gravity
439 - G4Transportation: Revised condition for grav     96 - G4Transportation: Revised condition for gravity field (version 1).
440   G4CoupledTransportation: Revised the field-d <<  97   G4CoupledTransportation: Revised the field-detection condition, 
441    with improved logic to cope with ConfigureF     98    with improved logic to cope with ConfigureForTrack (for any field) (v2).
442   Deleted dependence on G4UniformGravityField      99   Deleted dependence on G4UniformGravityField in both.
443   Tag coworks with field-V09-04-05                100   Tag coworks with field-V09-04-05
444                                                   101 
445 Nov. 1st, 2011, P.Gumplinger transport-V09-04-    102 Nov. 1st, 2011, P.Gumplinger transport-V09-04-11
446 -----------------------------                     103 -----------------------------
447 - add condition to the condition, gravity != N    104 - add condition to the condition, gravity != NULL, that the particle's mass is
448   also restMass != 0.0. Modify G4CoupledTransp    105   also restMass != 0.0. Modify G4CoupledTransportation.cc according to
449   G4Transportation.cc                             106   G4Transportation.cc
450                                                   107 
451 Oct. 28th, 2011, P.Gumplinger transport-V09-04    108 Oct. 28th, 2011, P.Gumplinger transport-V09-04-10
452 -----------------------------                     109 -----------------------------
453 - allow for spin tracking of neutral particles    110 - allow for spin tracking of neutral particles with a magn. moment;
454   allow for uniform gravity field tracking of     111   allow for uniform gravity field tracking of neutral particles;
455   tag coworks with field-V09-04-03.               112   tag coworks with field-V09-04-03.
456                                                   113 
457 Oct. 28th, 2011, P.Gumplinger transport-V09-04    114 Oct. 28th, 2011, P.Gumplinger transport-V09-04-09
458 -----------------------------                     115 -----------------------------
459 - remove all special reverence and logic regar    116 - remove all special reverence and logic regarding "opticalphoton" from code
460   in G4Transportation.cc and G4CoupledTranspor    117   in G4Transportation.cc and G4CoupledTransportation.cc
461                                                   118 
462 Aug. 8th, 2011, H.Kurashige  transport-V09-04-    119 Aug. 8th, 2011, H.Kurashige  transport-V09-04-08
463 ---------------------------                       120 ---------------------------
464 - Modify calculation of deltaTime for optical     121 - Modify calculation of deltaTime for optical photon in Transportation (and CoupledTransportation)
465   Use the updated velocity obtained from G4Tra    122   Use the updated velocity obtained from G4Track::CalculateVelocityForOpticalPhoton
466   instead of the initial velocity of the step. << 123   instead of the initial velocity of the step.  
467   (see problem #1239)                             124   (see problem #1239)
468   [ This is because the velocity at the initia << 125   [ This is because the velocity at the initial point can refer to 
469   a previous volume.  If the PreStepPoint was  << 126   a previous volume.  If the PreStepPoint was on a surface, we 
470   the previous step was in another volume, whi << 127   the previous step was in another volume, which shared this 
471   PreStepPoint --> and its velocity would be w    128   PreStepPoint --> and its velocity would be wrong. ]
472                                                   129 
473 July 6th, 2011, H.Kurashige  transport-V09-04-    130 July 6th, 2011, H.Kurashige  transport-V09-04-07
474 ---------------------------                       131 ---------------------------
475 - Modify G4Transportation (and CoupledTtanspor    132 - Modify G4Transportation (and CoupledTtansportation)
476   to propose the final local time rather than     133   to propose the final local time rather than the global time
477   so that local time can be updated properly.     134   so that local time can be updated properly.
478   (see problem #1224)                          << 135   (see problem #1224)  
479   [ This adapts to the recent change in Tracki    136   [ This adapts to the recent change in Tracking, which made
480   the change of LocalTime trigger the change o << 137   the change of LocalTime trigger the change of Global Time 
481   (instead of vice-versa). ]                   << 138   (instead of vice-versa). ] 
482                                                << 139  
483 June 10th, 2011, J.Apostolakis  transport-V09-    140 June 10th, 2011, J.Apostolakis  transport-V09-04-06
484 ------------------------------                    141 ------------------------------
485 - Fix for invalid safety passed to SafetyHelpe    142 - Fix for invalid safety passed to SafetyHelper.
486                                                   143 
487 June 10th, 2011, J.Apostolakis  transport-V09-    144 June 10th, 2011, J.Apostolakis  transport-V09-04-05
488 ------------------------------                    145 ------------------------------
489 - Fix G4Transportation::AlongStepDoIt             146 - Fix G4Transportation::AlongStepDoIt
490   Use only initial velocity to update time. An    147   Use only initial velocity to update time. An estimate of velocity
491   at endpoint is not yet available. (finalVelo    148   at endpoint is not yet available. (finalVelocity still= initial)
492     ==> It will be updated later in the tracki    149     ==> It will be updated later in the tracking sequence, when
493         energy loss is applied, and it will be << 150         energy loss is applied, and it will be available to 
494   Transportation only in the PostStepDoIt()       151   Transportation only in the PostStepDoIt()
495                                                   152 
496 May 26th, 2011, H.Kurashige  transport-V09-04-    153 May 26th, 2011, H.Kurashige  transport-V09-04-04
497 ---------------------------                       154 ---------------------------
498 - Define ProcessSubType for processes under tr    155 - Define ProcessSubType for processes under transportation category
499 - Change process type of G4NeutronBuilder to f    156 - Change process type of G4NeutronBuilder to fGeneral
500                                                   157 
501 January 26th, 2011, G.Cosmo  transport-V09-04-    158 January 26th, 2011, G.Cosmo  transport-V09-04-03
502 ---------------------------                       159 ---------------------------
503 - Simplified implementation of G4CoupledTransp    160 - Simplified implementation of G4CoupledTransportation::EndTracking(), to
504   avoid unnecessary static pointer definition.    161   avoid unnecessary static pointer definition.
505                                                   162 
506 January 21th, 2011, V.Ivanchenko  transport-V0    163 January 21th, 2011, V.Ivanchenko  transport-V09-04-02
507 --------------------------------                  164 --------------------------------
508 - G4UserSpecialCuts - fixed compilation proble    165 - G4UserSpecialCuts - fixed compilation problem
509                                                   166 
510 January 21th, 2011, V.Ivanchenko  transport-V0    167 January 21th, 2011, V.Ivanchenko  transport-V09-04-01
511 --------------------------------                  168 --------------------------------
512 - G4UserSpecialCuts: fixed bug in energy track << 169 - G4UserSpecialCuts: fixed bug in energy tracking cut; changed order 
513   of checks: 1st energy tracking cut, 2nd trac << 170   of checks: 1st energy tracking cut, 2nd track length, 3d time cut, 
514   4th range for charged particles with non-zer    171   4th range for charged particles with non-zero mass; removed unnecessary
515   string comparisons.                             172   string comparisons.
516                                                   173 
517 January 4th, 2011, M.Asai  transport-V09-04-00    174 January 4th, 2011, M.Asai  transport-V09-04-00
518 -------------------------                         175 -------------------------
519 - G4CoupledTransportation: added EndTracking()    176 - G4CoupledTransportation: added EndTracking() method to reset the
520   activated navigator list.                       177   activated navigator list.
521                                                   178 
522 September 13th, 2010, J.Apostolakis  transport    179 September 13th, 2010, J.Apostolakis  transport-V09-03-01
523 -----------------------------------               180 -----------------------------------
524 - Improvement to G4Transportation: copy curren    181 - Improvement to G4Transportation: copy current safety to SafetyHelper each
525   time it is computed (it used to be copied on    182   time it is computed (it used to be copied only when it was recalculated at
526   end of step).                                   183   end of step).
527                                                   184 
528 September 13th, 2010, J.Apostolakis  transport    185 September 13th, 2010, J.Apostolakis  transport-V09-03-00
529 ----------------------------------                186 ----------------------------------
530 - Retagged - to propose for testing.              187 - Retagged - to propose for testing.
531                                                   188 
532 November 17th, 2009, J.Apostolakis  transport-    189 November 17th, 2009, J.Apostolakis  transport-V09-02-00
533 ----------------------------------                190 ----------------------------------
534 - G4Transportation:                               191 - G4Transportation:
535   o Fix: Update the Step flag which identifies    192   o Fix: Update the Step flag which identifies the Last Step in a volume
536      It is now done for the linear steps (no c    193      It is now done for the linear steps (no charge or no field)
537                                                   194 
538 November 26th, 2008, J.Apostolakis  transport-    195 November 26th, 2008, J.Apostolakis  transport-V09-01-03
539 ----------------------------------                196 ----------------------------------
540 - G4CoupledTransportation:                        197 - G4CoupledTransportation:
541   o Fix: initialise new data member (in constr    198   o Fix: initialise new data member (in constructor) - found by STT
542                                                   199 
543 November 21st, 2008, J.Apostolakis  transport-    200 November 21st, 2008, J.Apostolakis  transport-V09-01-02
544 ----------------------------------                201 ----------------------------------
545 - G4Transportation & G4CoupledTransportation:     202 - G4Transportation & G4CoupledTransportation:
546   o Performance improvement/correction            203   o Performance improvement/correction
547      Avoid to compute safety at end of step fo    204      Avoid to compute safety at end of step for neutral particles
548                                                   205 
549 November 21st, 2008, J.Apostolakis  transport-    206 November 21st, 2008, J.Apostolakis  transport-V09-01-01
550 ----------------------------------                207 ----------------------------------
551                                                   208 
552 - G4Transportation & G4CoupledTransportation:     209 - G4Transportation & G4CoupledTransportation:
553   o Push value & origin of safety to SafetyHel    210   o Push value & origin of safety to SafetyHelper
554      only when its value comes from ComputeSaf    211      only when its value comes from ComputeSafety
555                                                   212 
556 January 17th, 2008, J.Apostolakis  transport-V    213 January 17th, 2008, J.Apostolakis  transport-V09-01-00
557 ---------------------------------                 214 ---------------------------------
558 - G4Transportation & G4CoupledTransportation:     215 - G4Transportation & G4CoupledTransportation:
559   o Clear state of all Chord Finders using G4F    216   o Clear state of all Chord Finders using G4FieldManagerStore.
560 - Syncronised with files on the HEAD.             217 - Syncronised with files on the HEAD.
561 - Requires co-working tag "field-V09-01-00" (o    218 - Requires co-working tag "field-V09-01-00" (or "field-V09-00-03").
562   Functionality corresponding to tag "transpor    219   Functionality corresponding to tag "transport-V09-00-52".
563                                                   220 
564 November 27th, 2007, J.Apostolakis  transport-    221 November 27th, 2007, J.Apostolakis  transport-V09-00-08
565 ----------------------------------                222 ----------------------------------
566 - G4CoupledTransportation                         223 - G4CoupledTransportation
567   o Added updating of particle-looping flag (w    224   o Added updating of particle-looping flag (was commented out.).
568                                                   225 
569 November 10th, 2007, J.Apostolakis  transport-    226 November 10th, 2007, J.Apostolakis  transport-V09-00-07
570 ----------------------------------                227 ----------------------------------
571 - G4Transportation:                               228 - G4Transportation:
572   o Put back the default for short step optimi    229   o Put back the default for short step optimisation to 'on'.
573                                                   230 
574 November 9th, 2007, J.Apostolakis  transport-V    231 November 9th, 2007, J.Apostolakis  transport-V09-00-06
575 ---------------------------------                 232 ---------------------------------
576 - G4Transportation:                               233 - G4Transportation:
577   o Update the SafetyHelper using the safety c    234   o Update the SafetyHelper using the safety calculated by Navigator.
578                                                   235 
579 November 27th, 2007, J.Apostolakis  transport- << 236 November 27th, 2007, J.Apostolakis  transport-V09-00-05a 
580 ----------------------------------                237 ----------------------------------
581 - G4CoupledTransportation                         238 - G4CoupledTransportation
582   o Added updating of particle-looping flag (w    239   o Added updating of particle-looping flag (was commented out.)
583 - Also called "transport-V09-00-51" to make it    240 - Also called "transport-V09-00-51" to make it canonical.
584                                                   241 
585 November 8th, 2007, J.Apostolakis  transport-V    242 November 8th, 2007, J.Apostolakis  transport-V09-00-05
586 ---------------------------------                 243 ---------------------------------
587 - G4Transportation:                               244 - G4Transportation:
588   o Created new method (and class member) for     245   o Created new method (and class member) for flag on Short StepOptimisation.
589     * When it is true, the optimisation is 'on    246     * When it is true, the optimisation is 'on' steps shorter than the
590       safety will not call G4Navigator - so lo    247       safety will not call G4Navigator - so long as the particle goes straight
591       ie it is not charged or there is no fiel    248       ie it is not charged or there is no field.
592     * Retained the default value as 'off' - as << 249     * Retained the default value as 'off' - as since changed in 
593       transport-V09-00-02 following Alex's sug    250       transport-V09-00-02 following Alex's suggestion.
594                                                   251 
595 November 8th, 2007, J.Apostolakis  transport-V    252 November 8th, 2007, J.Apostolakis  transport-V09-00-04
596 ---------------------------------                 253 ---------------------------------
597 - G4Transportation (AlongStepGPIL):               254 - G4Transportation (AlongStepGPIL):
598   o Moved the call to ConfigureForTrack before << 255   o Moved the call to ConfigureForTrack before the check whether 
599     fieldMgr has 0 field ptr, in order to enab << 256     fieldMgr has 0 field ptr, in order to enable it to be called 
600     even if the field manager points to a zero    257     even if the field manager points to a zero field.
601     Needed to enable a user to switch a global    258     Needed to enable a user to switch a global field on (off was possible),
602     as a track goes between volume (or regions << 259     as a track goes between volume (or regions) of a setup.   
603     [ Response to request of Atlas/ZM. ]       << 260     [ Response to request of Atlas/ZM. ] 
604     Note: this ordering already existed in G4C    261     Note: this ordering already existed in G4CoupledTransportation.
605                                                   262 
606 October 12th, 2007, J.Apostolakis  transport-V    263 October 12th, 2007, J.Apostolakis  transport-V09-00-03
607 ---------------------------------                 264 ---------------------------------
608 - G4CoupledTransportation:                        265 - G4CoupledTransportation:
609   o Improves condition for flag that regulates << 266   o Improves condition for flag that regulates Relocating when only 
610     any geometry (including a parallel geometr << 267     any geometry (including a parallel geometry) limits the step.  
611     New PathFinder method required.               268     New PathFinder method required.
612 - Requires and co-works with tag geomnav-V09-0    269 - Requires and co-works with tag geomnav-V09-00-03
613                                                   270 
614 October 4th, 2007, J.Apostolakis  transport-V0    271 October 4th, 2007, J.Apostolakis  transport-V09-00-02
615 --------------------------------                  272 --------------------------------
616 - G4CoupledTransportation:                        273 - G4CoupledTransportation:
617   o First fix for problem in condition for Rel << 274   o First fix for problem in condition for Relocating when only a parallel 
618     geometry limited the step.                 << 275     geometry limited the step.  
619   o Change of condition for recalculation safe    276   o Change of condition for recalculation safety (from Alex Howard) used,
620     as currently it improves stability.           277     as currently it improves stability.
621                                                   278 
622 September 25th, 2007, J.Apostolakis  transport    279 September 25th, 2007, J.Apostolakis  transport-V09-00-01
623 -----------------------------------               280 -----------------------------------
624 - G4Transportation:                               281 - G4Transportation:
625   Modification to disable 'optimisation' in G4    282   Modification to disable 'optimisation' in G4Navigator for small linear
626   step  (ie when a track does less than the sa    283   step  (ie when a track does less than the safety).
627     * Relevant only if there is no field, or t    284     * Relevant only if there is no field, or the particle is neutral
628     * Temporary measure (in current form) to i    285     * Temporary measure (in current form) to improve comparison
629         old / new Transportation  (single/old  << 286         old / new Transportation  (single/old vs coupled with pathfinder). 
630                                                   287 
631 July 12th, 2007, J.Apostolakis  transport-V09-    288 July 12th, 2007, J.Apostolakis  transport-V09-00-00
632 ------------------------------                    289 ------------------------------
633 - Retagged to enable testing of new developmen << 290 - Retagged to enable testing of new developments 
634   (which were not included in release 9.0)        291   (which were not included in release 9.0)
635                                                   292 
636 June  6th, 2007, G.Cosmo        transport-V08-    293 June  6th, 2007, G.Cosmo        transport-V08-03-14
637 -----------------------                           294 -----------------------
638 - Includes G4Transportation and G4CoupledTrans    295 - Includes G4Transportation and G4CoupledTransportation implementations
639   as in tag "transport-V08-03-11":                296   as in tag "transport-V08-03-11":
640   o Corrected bug in ComputeSafety() introduce    297   o Corrected bug in ComputeSafety() introduced in "transport-V08-03-10".
641   o Reinitialise SafetyHelper state from G4Pat    298   o Reinitialise SafetyHelper state from G4PathFinder::PrepareNewTrack().
642   o Should fix the problem seen in test33 and     299   o Should fix the problem seen in test33 and reported by system testing.
643 - All the rest is kept as in tag "transport-V0    300 - All the rest is kept as in tag "transport-V08-03-12".
644                                                   301 
645 June  1st, 2007, A.Howard       transport-V08-    302 June  1st, 2007, A.Howard       transport-V08-03-13
646 ------------------------                          303 ------------------------
647 - Renamed classes associated with old biasing     304 - Renamed classes associated with old biasing scheme with suffix 8:
648   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamp    305   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamplerConfigurator8,
649   G4WeightCutOffProcess8, G4SamplingPostStepAc    306   G4WeightCutOffProcess8, G4SamplingPostStepAction8, G4VSampler8,
650   G4WeightCutOffConfigurator8                     307   G4WeightCutOffConfigurator8
651 - Includes same G4CoupledTransportation as tra    308 - Includes same G4CoupledTransportation as transport-V08-03-12
652                                                   309 
653 ********** transport-V08-03-12 was used for Ge    310 ********** transport-V08-03-12 was used for Geant4 9.0 ***************
654                                                   311 
655 May 31st, 2007, A.Howard      transport-V08-03    312 May 31st, 2007, A.Howard      transport-V08-03-12
656 ------------------------                          313 ------------------------
657 - Archived classes for old biasing scheme, now    314 - Archived classes for old biasing scheme, now replaced in module
658   processes/biasing. Removed classes:             315   processes/biasing. Removed classes:
659   G4MImportanceConfigurator, G4MScoreConfigura    316   G4MImportanceConfigurator, G4MScoreConfigurator, G4MScoreProcess,
660   G4MWeightWindowConfigurator, G4MassGCellFind    317   G4MWeightWindowConfigurator, G4MassGCellFinder, G4MassGeometrySampler,
661   G4MassImportanceProcess, G4MassWeightWindowP    318   G4MassImportanceProcess, G4MassWeightWindowProcess,
662   G4PImportanceConfigurator, G4PScoreConfigura    319   G4PImportanceConfigurator, G4PScoreConfigurator, G4PScoreProcess,
663   G4PWeightWindowConfigurator, G4ParallelGCell    320   G4PWeightWindowConfigurator, G4ParallelGCellFinder,
664   G4ParallelGeometrySampler, G4ParallelImporta    321   G4ParallelGeometrySampler, G4ParallelImportanceProcess, G4ParallelTransport,
665   G4ParallelTransportConfigurator, G4ParallelW    322   G4ParallelTransportConfigurator, G4ParallelWWnTransportProcess,
666   G4ParallelWeightWindowProcess, G4PlaceOfActi    323   G4ParallelWeightWindowProcess, G4PlaceOfAction, G4ProcessPlacer,
667   G4SamplingPostStepAction, G4VProcessPlacer,     324   G4SamplingPostStepAction, G4VProcessPlacer, G4VSampler,
668   G4VSamplerConfigurator, G4WeightCutOffConfig    325   G4VSamplerConfigurator, G4WeightCutOffConfigurator.
669 - Classes are kept on the HEAD for testing pur    326 - Classes are kept on the HEAD for testing purposes.
670 - Tag does NOT include changes from tags "tran    327 - Tag does NOT include changes from tags "transport-V08-03-00" to
671   "transport-V08-03-11" inclusive.                328   "transport-V08-03-11" inclusive.
672                                                   329 
673 May 29th, 2007, A.Howard/J.Apostolakis  transp    330 May 29th, 2007, A.Howard/J.Apostolakis  transport-V08-03-11
674 --------------------------------------            331 --------------------------------------
675 - G4CoupledTransportation:                        332 - G4CoupledTransportation:
676   o Corrected treatment of time integration (m    333   o Corrected treatment of time integration (made flags do as in original
677     Transport).                                   334     Transport).
678   o Again use momentum change flag in particle    335   o Again use momentum change flag in particle-change (optimisation).
679   o Also reset looping counter when no field o    336   o Also reset looping counter when no field or charge is present.
680 - Corrected names in Transport, Coupled Transp    337 - Corrected names in Transport, Coupled Transport. (J.Apostolakis)
681                                                   338 
682 May 29th, 2007, J.Apostolakis  transport-V08-0    339 May 29th, 2007, J.Apostolakis  transport-V08-03-10
683 -----------------------------                     340 -----------------------------
684 - Gone back to G4CoupledTransportation.           341 - Gone back to G4CoupledTransportation.
685   o G4Transportation is now the original (what    342   o G4Transportation is now the original (what was called G4Transportation8
686     since "transport-V08-03-03").                 343     since "transport-V08-03-03").
687   o G4Transportation8 still exists, to enable     344   o G4Transportation8 still exists, to enable code that utilises it to compile
688     (transitional). Expect that G4Transportati    345     (transitional). Expect that G4Transportation8 will be taken away asap.
689                                                   346 
690 May 29th, 2007, J.Apostolakis  transport-V08-0    347 May 29th, 2007, J.Apostolakis  transport-V08-03-04
691 -----------------------------                     348 -----------------------------
692 - G4Transportation. Refined relocation:           349 - G4Transportation. Refined relocation:
693   o Full (re)location only if any geometry lim    350   o Full (re)location only if any geometry limited the step.
694   o Fast relocation otherwise.                    351   o Fast relocation otherwise.
695 - Renamed & new data members: f(Mass,Any)Geome    352 - Renamed & new data members: f(Mass,Any)GeometryLimitedStep.
696                                                   353 
697 May 25th, 2007, J.Apostolakis  transport-V08-0    354 May 25th, 2007, J.Apostolakis  transport-V08-03-03
698 -----------------------------                     355 -----------------------------
699 - G4Transportation                                356 - G4Transportation
700   o Fix for case of zero proposed step: missed    357   o Fix for case of zero proposed step: missed to set end position. (A.Howard)
701 - G4Transportation8                               358 - G4Transportation8
702   o Fixed StartTracking() to reset number of l << 359   o Fixed StartTracking() to reset number of looping steps and 
703     to clear propagator state (safety issue in    360     to clear propagator state (safety issue in case of overlaps).
704                                                   361 
705 May 18th, 2007, J.Apostolakis  transport-V08-0    362 May 18th, 2007, J.Apostolakis  transport-V08-03-02
706 -----------------------------                     363 -----------------------------
707 - G4Transportation:                               364 - G4Transportation:
708   o Corrected full safety at step start, to pr    365   o Corrected full safety at step start, to protect against negative value.
709   o Obtain the endMassSafety from new saved va    366   o Obtain the endMassSafety from new saved value in G4PathFinder.
710 - G4Transportation8:                              367 - G4Transportation8:
711   o Small cleanup, and hints for saving Safety    368   o Small cleanup, and hints for saving Safety to helper.
712                                                   369 
713 May 13th, 2007, A.Howard       transport-V08-0 << 370 May 13th, 2007, A.Howard       transport-V08-03-01 
714 ------------------------                          371 ------------------------
715 - G4VTrackTerminator:                             372 - G4VTrackTerminator:
716   o Use call to G4GeometryTolerance instead of    373   o Use call to G4GeometryTolerance instead of kCarTolerance.
717   o Requires tag "global-V08-03-00" and relate    374   o Requires tag "global-V08-03-00" and related tag set.
718                                                   375 
719 May 9th, 2007, J.Apostolakis  transport-V08-03 << 376 May 9th, 2007, J.Apostolakis  transport-V08-03-00 
720 ----------------------------                      377 ----------------------------
721 - G4Transportation (hh,icc,cc)                    378 - G4Transportation (hh,icc,cc)
722   o Renamed G4CoupledTransportation to G4Trans    379   o Renamed G4CoupledTransportation to G4Transportation
723   o Merged changes on branch used to bring in     380   o Merged changes on branch used to bring in CoupledTransportation,
724     porting changes in G4Transportation since     381     porting changes in G4Transportation since the creation of
725     CoupledTransportation.                        382     CoupledTransportation.
726   o Also merged branch used for fixes in G4Tra    383   o Also merged branch used for fixes in G4Transportation.cc (1.60.2, 1.60.4)
727     for convergence to Release 9.0.               384     for convergence to Release 9.0.
728 - Renamed G4Transportation to G4Transportation    385 - Renamed G4Transportation to G4Transportation8
729 - G4ProcessPlader changed to reflect these rev    386 - G4ProcessPlader changed to reflect these revisions. (A.Howard)
730                                                   387 
731 May 8th, 2007, G.Cosmo  transport-V08-02-03       388 May 8th, 2007, G.Cosmo  transport-V08-02-03
732 ----------------------                            389 ----------------------
733 - Use call to G4GeometryTolerance instead of k    390 - Use call to G4GeometryTolerance instead of kCarTolerance in
734   G4VTrackTerminator.                             391   G4VTrackTerminator.
735 - Requires tag "global-V08-03-00" and related     392 - Requires tag "global-V08-03-00" and related tag set.
736                                                   393 
737 May 2nd, 2007, J.Apostolakis  transport-V08-02    394 May 2nd, 2007, J.Apostolakis  transport-V08-02-02
738 ----------------------------                      395 ----------------------------
739 - G4CoupledTransportation:                     << 396 - G4CoupledTransportation: 
740   o Make treatment of mass and full safety coh    397   o Make treatment of mass and full safety coherent (to-dos remain in
741     G4PathFinder).                                398     G4PathFinder).
742   o Added storing of full safety in state; ret << 399   o Added storing of full safety in state; retrieve it after compute step 
743     from PathFinder; calculate them same way a    400     from PathFinder; calculate them same way at start of step.
744   o Put back in the code for treating looping     401   o Put back in the code for treating looping particles.
745                                                   402 
746 February 15th, 2007, J.Apostolakis  transport-    403 February 15th, 2007, J.Apostolakis  transport-V08-02-01
747 ----------------------------------                404 ----------------------------------
748 - G4Transportation: protection against velocit    405 - G4Transportation: protection against velocity=0 in AlongStep (invalid).
749                                                   406 
750 February 15th, 2007, J.Apostolakis  transport-    407 February 15th, 2007, J.Apostolakis  transport-V08-02-00
751 ----------------------------------                408 ----------------------------------
752 - G4Transportation: call PropagatorInField to     409 - G4Transportation: call PropagatorInField to clear state for new track
753    --> addresses reliabilitiy problem seen by  << 410    --> addresses reliabilitiy problem seen by Atlas.  This fix is related 
754        to overlaps, clearing the safety value  << 411        to overlaps, clearing the safety value (which is multivalued due 
755        to the overlaps, and thus can become in << 412        to the overlaps, and thus can become invalid for a new track in 
756        an overlap region.)                     << 413        an overlap region.) 
757                                                   414 
758 November 22nd, 2006, J.Apostolakis  transport-    415 November 22nd, 2006, J.Apostolakis  transport-V08-01-04
759 ---------------------------------                 416 ---------------------------------
760 - Add new classes G4NeutronKiller and G4Neutro    417 - Add new classes G4NeutronKiller and G4NeutronKillerMessenger
761   (created by V. Ivantchenko)                     418   (created by V. Ivantchenko)
762                                                   419 
763 November 22nd, 2006, J.Apostolakis  transport-    420 November 22nd, 2006, J.Apostolakis  transport-V08-01-03
764 ---------------------------------                 421 ---------------------------------
765 - G4CoupledTransportation:                        422 - G4CoupledTransportation:
766   o AlongStepGPIL() now returns an estimate fo    423   o AlongStepGPIL() now returns an estimate for the safety for all geometries
767     to make up for the fact that some other pr    424     to make up for the fact that some other processes only have PostStep GPILs
768     which cannot currently influence safety.      425     which cannot currently influence safety.
769 - NOTE: Fix / Workaround for deficiency of oth    426 - NOTE: Fix / Workaround for deficiency of others.
770                                                   427 
771 November 13th, 2006, J.Apostolakis  transport-    428 November 13th, 2006, J.Apostolakis  transport-V08-01-01
772 ---------------------------------                 429 ---------------------------------
773 - Updated G4CoupledTransportation to use new s    430 - Updated G4CoupledTransportation to use new signature of
774   G4PathFinder::ComputeStep that added  new ar << 431   G4PathFinder::ComputeStep that added  new argument 
775   at the end: currentVolume.                      432   at the end: currentVolume.
776                                                   433 
777 June 2nd, 2006, J.Apostolakis  transport-V08-0    434 June 2nd, 2006, J.Apostolakis  transport-V08-00-02
778 -----------------------------                     435 -----------------------------
779 - Added new class G4CoupledTransportation, a r    436 - Added new class G4CoupledTransportation, a revised version of Transportation,
780   for use in 'coupled' parallel navigation in     437   for use in 'coupled' parallel navigation in different geometries.
781 - Includes non-revisions for migration to sstr    438 - Includes non-revisions for migration to sstream (Nov 2005).
782                                                   439 
783 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas    440 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas transport-V08-00-01
784 ----------------------------------------------    441 ----------------------------------------------
785 - Corrected problem with suspended tracks - PR    442 - Corrected problem with suspended tracks - PR# 802.
786 - Added StartTracking() method which takes ove    443 - Added StartTracking() method which takes over responsibility to
787   clear the state for a new track, and to mess    444   clear the state for a new track, and to message other relevant
788   component to clear their state (problem repo    445   component to clear their state (problem report and proposed revision
789   by P.MoraDeFreitas).                            446   by P.MoraDeFreitas).
790                                                   447 
791 Jan. 16th, 2006, J.Apostolakis transport-V08-0    448 Jan. 16th, 2006, J.Apostolakis transport-V08-00-00
792 ------------------------------                    449 ------------------------------
793 - G4Transportation:                               450 - G4Transportation:
794   o The particle's charge is now taken from th    451   o The particle's charge is now taken from the dynamic particle, so that
795     it can take into account changes from the     452     it can take into account changes from the interaction of an ion with
796     matter (eg stripping e-). (V.Ivantchenko)     453     matter (eg stripping e-). (V.Ivantchenko)
797                                                   454 
798 Nov. 21st, 2005, M.Asai transport-V07-01-00       455 Nov. 21st, 2005, M.Asai transport-V07-01-00
799 -----------------------                           456 -----------------------
800 - Migration to <sstream>.                         457 - Migration to <sstream>.
801 - Fix a warning message in G4ParallelTransport    458 - Fix a warning message in G4ParallelTransport.
802                                                   459 
803 May 10th, 2005, J.Apostolakis transport-V07-00    460 May 10th, 2005, J.Apostolakis transport-V07-00-01
804 -----------------------------                     461 -----------------------------
805 - Added process type to G4Transportation          462 - Added process type to G4Transportation
806                                                   463 
807 Mar. 7th, 2005, M.Asai transport-V07-00-00        464 Mar. 7th, 2005, M.Asai transport-V07-00-00
808 ----------------------                            465 ----------------------
809 - Added virtual to destructors of G4StepLimite    466 - Added virtual to destructors of G4StepLimiter and G4UserSpecialCuts.
810                                                   467 
811 Dec. 7th, 2004, G.Cosmo transport-V06-02-05       468 Dec. 7th, 2004, G.Cosmo transport-V06-02-05
812 -----------------------                           469 -----------------------
813 - Implemented migration to <cmath>.               470 - Implemented migration to <cmath>.
814                                                   471 
815 Nov. 23th, 2004, J.Apostolakis transport-V06-0    472 Nov. 23th, 2004, J.Apostolakis transport-V06-02-04
816 ------------------------------                    473 ------------------------------
817 - Added Threshold energy for not abandoning st    474 - Added Threshold energy for not abandoning stuck particles quickly.
818                                                   475 
819 Oct. 19th, H.Kurashige transport-V06-02-03        476 Oct. 19th, H.Kurashige transport-V06-02-03
820 ----------------------                            477 ----------------------
821 - Migrated processes to new G4VParticleChange     478 - Migrated processes to new G4VParticleChange interface.
822                                                   479 
823 Sep. 9th, M.Maire                                 480 Sep. 9th, M.Maire
824 -----------------                                 481 -----------------
825 - Apply tracking cut only if Rmin or Emin > DB    482 - Apply tracking cut only if Rmin or Emin > DBL_MIN in G4UserSpecialCuts.
826                                                   483 
827 Oct. 8th, M.Asai transport-V06-02-02              484 Oct. 8th, M.Asai transport-V06-02-02
828 ----------------                                  485 ----------------
829 - A protection is added in G4Transportation.cc    486 - A protection is added in G4Transportation.cc for an application with
830   parameterized volume but without any EM proc    487   parameterized volume but without any EM process.
831                                                   488 
832 Aug. 27th, M.Asai transport-V06-02-01             489 Aug. 27th, M.Asai transport-V06-02-01
833 -----------------                                 490 -----------------
834 - A pointer to sensitive detector is added in     491 - A pointer to sensitive detector is added in G4ParticleChangeForTransport.
835 - G4Transportation takes care of this pointer.    492 - G4Transportation takes care of this pointer.
836                                                   493 
837 Jul. 26th, M.Asai transport-V06-02-00             494 Jul. 26th, M.Asai transport-V06-02-00
838 -----------------                                 495 -----------------
839 - Introduce G4UserStepLimit to handle MaxAllow    496 - Introduce G4UserStepLimit to handle MaxAllowedStep in G4UserLimits.
840                                                   497 
841 Feb. 5th, M.Asai transport-V06-00-00              498 Feb. 5th, M.Asai transport-V06-00-00
842 ----------------                                  499 ----------------
843 - Fixed a bug in G4UserSpecialCuts related to     500 - Fixed a bug in G4UserSpecialCuts related to charged geantino
844                                                   501 
845 Nov. 26th, G.Cosmo transport-V05-02-07            502 Nov. 26th, G.Cosmo transport-V05-02-07
846 ------------------                                503 ------------------
847 - Replaced mis-typed class name G4SplittingAnd    504 - Replaced mis-typed class name G4SplittingAndRussianRouletePostStepDoIt
848   with G4SamplingPostStepAction and updated cl    505   with G4SamplingPostStepAction and updated classes accordingly.
849 - Adopt new G4Exception scheme.                   506 - Adopt new G4Exception scheme.
850 - Header inclusions and code cleanup.             507 - Header inclusions and code cleanup.
851                                                   508 
852 Nov. 14th, G.Cosmo transport-V05-02-06            509 Nov. 14th, G.Cosmo transport-V05-02-06
853 ------------------                                510 ------------------
854 - G4Transportation.cc:                            511 - G4Transportation.cc:
855   o Added inclusion of G4ChordFinder.hh, after    512   o Added inclusion of G4ChordFinder.hh, after latest changes to field.
856                                                   513 
857 Oct. 4th, G.Cosmo transport-V05-02-05             514 Oct. 4th, G.Cosmo transport-V05-02-05
858 -----------------                                 515 -----------------
859 - Modified GNUmakefile:                           516 - Modified GNUmakefile:
860   o added dependency to new module "geometry/n    517   o added dependency to new module "geometry/navigation".
861 - Coworks with "geometry-V05-02-00" and "digit    518 - Coworks with "geometry-V05-02-00" and "digits_hits-V05-02-00".
862                                                   519 
863 Sep. 25th, H.Kurashige transport-V05-02-04        520 Sep. 25th, H.Kurashige transport-V05-02-04
864 ----------------------                            521 ----------------------
865 - modify GNUmakefile to use processes/cuts cat    522 - modify GNUmakefile to use processes/cuts category
866 - migrate to model variant of EM physics in G4    523 - migrate to model variant of EM physics in G4UserSpecialCuts (V.Ivantchenko)
867                                                   524 
868 Aug. 27th, M.Dressel transport-V05-02-03          525 Aug. 27th, M.Dressel transport-V05-02-03
869 --------------------                              526 --------------------
870 - cleanup of header file inclusions               527 - cleanup of header file inclusions
871                                                   528 
872 Aug. 19th, M.Dressel transport-V05-02-02          529 Aug. 19th, M.Dressel transport-V05-02-02
873 --------------------                              530 --------------------
874 - rename G4ImportancePostStepDoIt to           << 531 - rename G4ImportancePostStepDoIt to 
875   G4SplittingAndRussianRouletePostStepDoIt sin << 532   G4SplittingAndRussianRouletePostStepDoIt since it is also used in 
876   weight window biasing                           533   weight window biasing
877                                                   534 
878 Aug. 19th, M.Dressel transport-V05-02-01          535 Aug. 19th, M.Dressel transport-V05-02-01
879 --------------------                              536 --------------------
880 - first implementation of weight window techni    537 - first implementation of weight window technique
881                                                   538 
882 Jul, 31st, P.Gumplinger  transport-V05-02-00      539 Jul, 31st, P.Gumplinger  transport-V05-02-00
883 -----------------------                           540 -----------------------
884 - G4Transportation.cc:                            541 - G4Transportation.cc:
885   o Use the finalVelocity to update TofF for o    542   o Use the finalVelocity to update TofF for optical photons.
886                                                   543 
887 Jul, 17th, J.Apostolakis                          544 Jul, 17th, J.Apostolakis
888 ------------------------                          545 ------------------------
889 - G4Transportation.cc:                            546 - G4Transportation.cc:
890   o Attempt to correct photon problem - by usi    547   o Attempt to correct photon problem - by using the velocity from
891     current medium for massless particles.        548     current medium for massless particles.
892                                                   549 
893 Jun, 25th, J.Apostolakis                          550 Jun, 25th, J.Apostolakis
894 ------------------------                          551 ------------------------
895 - G4Transportation[.hh.icc]:                      552 - G4Transportation[.hh.icc]:
896   o Added verbosity level to control the print    553   o Added verbosity level to control the printing of warnings (see below).
897                                                   554 
898 Jun, 21st, J.Apostolakis  transport-V05-01-06     555 Jun, 21st, J.Apostolakis  transport-V05-01-06
899 ------------------------                          556 ------------------------
900 G4Transportation:                                 557 G4Transportation:
901 - Added warning when energy changes from propa << 558 - Added warning when energy changes from propagation in magnetic field 
902   (or other field that conserves energy) due t << 559   (or other field that conserves energy) due to the inaccuracy of 
903   numerical integration of the equations of mo    560   numerical integration of the equations of motion.
904                                                   561 
905 Jun, 21st, J.Apostolakis  transport-V05-01-05     562 Jun, 21st, J.Apostolakis  transport-V05-01-05
906 ------------------------                          563 ------------------------
907 - G4Transportation:                               564 - G4Transportation:
908   o Use new method of PropagatorInField to sim    565   o Use new method of PropagatorInField to simplify choice of
909     global/local field.                           566     global/local field.
910   o Activated the new capability of a (user de    567   o Activated the new capability of a (user derived) field manager to
911     configure itself with different accuracy p    568     configure itself with different accuracy parameters depending on
912     track's energy, particle identity, or othe    569     track's energy, particle identity, or other property.
913 - Notes:                                          570 - Notes:
914   o Requires tags "field-V05-01-04" and "geomv    571   o Requires tags "field-V05-01-04" and "geomvol-V05-01-03"
915   o Includes updates of files to use <std> in     572   o Includes updates of files to use <std> in place of "g4std",
916     as made at the CVS HEAD.                      573     as made at the CVS HEAD.
917                                                   574 
918 Jun, 13th, M.Dressel       transport-V05-01-04    575 Jun, 13th, M.Dressel       transport-V05-01-04
919 --------------------                              576 --------------------
920 - Added to put the delete fImportancePostStepD    577 - Added to put the delete fImportancePostStepDoIt in G4MassImportanceProcess
921   and G4ParallelImportanceProcess.                578   and G4ParallelImportanceProcess.
922                                                   579 
923 Jun, 13th, M.Dressel       transport-V05-01-03    580 Jun, 13th, M.Dressel       transport-V05-01-03
924 --------------------                              581 --------------------
925 - Fixed bug created by last bug fix in G4MassI    582 - Fixed bug created by last bug fix in G4MassImportanceProcess
926   and G4ParallelImportanceProcess.                583   and G4ParallelImportanceProcess.
927                                                   584 
928 Jun, 12th, M.Dressel       transport-V05-01-02    585 Jun, 12th, M.Dressel       transport-V05-01-02
929 --------------------                              586 --------------------
930 - Fixed "'this' : used in base member initiali << 587 - Fixed "'this' : used in base member initializer list" in 
931   src\G4MassImportanceProcess.cc, src\G4Parall    588   src\G4MassImportanceProcess.cc, src\G4ParallelImportanceProcess.cc
932                                                   589 
933 Jun, 4th, G.Cosmo          transport-V05-01-01    590 Jun, 4th, G.Cosmo          transport-V05-01-01
934 -----------------                                 591 -----------------
935 - Fixes for inclusion of <strstream> in G4Para    592 - Fixes for inclusion of <strstream> in G4ParallelImportanceProcess.cc
936   and G4ParallelTransport.cc in view  of the g    593   and G4ParallelTransport.cc in view  of the g4std wrappers migration.
937                                                   594 
938 May, 13th, J.Apostolakis   transport-V05-01-00    595 May, 13th, J.Apostolakis   transport-V05-01-00
939 ------------------------                          596 ------------------------
940 - Fixes to G4Transportation.cc to accomodate i    597 - Fixes to G4Transportation.cc to accomodate incorrect and
941   missing functionality for two use cases:        598   missing functionality for two use cases:
942   o a local field when no global field exists     599   o a local field when no global field exists  (it was not seen)
943   o overriding an existing global field by a '    600   o overriding an existing global field by a 'zero' field
944     by creating a local field manager that has << 601     by creating a local field manager that has a null G4Field pointer 
945     (a use case which did not exist.)             602     (a use case which did not exist.)
946   Further work to verify these use cases work  << 603   Further work to verify these use cases work is required.  
947                                                   604 
948 Apr, 7th, V.Ivanchenko     transport-V05-00-04    605 Apr, 7th, V.Ivanchenko     transport-V05-00-04
949 -----------------                                 606 -----------------
950 - Migration to "cuts by region" for G4UserSpec    607 - Migration to "cuts by region" for G4UserSpecialCuts.
951                                                   608 
952 Apr, 3rd, G.Cosmo          transport-V05-00-03    609 Apr, 3rd, G.Cosmo          transport-V05-00-03
953 -----------------                                 610 -----------------
954 - Cleared pedantic warnings and some cosmetic     611 - Cleared pedantic warnings and some cosmetic cleanups...
955                                                   612 
956 Jan, 14th, M.Asai          transport-V05-00-02    613 Jan, 14th, M.Asai          transport-V05-00-02
957 -----------------                                 614 -----------------
958 - Consolidated transport-V05-00-01 tag for G4T    615 - Consolidated transport-V05-00-01 tag for G4Transportation.cc
959                                                   616 
960 Jan, 7th, M.Asai           transport-V05-00-01    617 Jan, 7th, M.Asai           transport-V05-00-01
961 ----------------                                  618 ----------------
962 - Fix in G4Transportation.cc for updating mate    619 - Fix in G4Transportation.cc for updating material-cut-couple.
963                                                   620 
964 Dec, 16th, G. Cosmo        transport-V05-00-00    621 Dec, 16th, G. Cosmo        transport-V05-00-00
965 -------------------                               622 -------------------
966 - Merged branch "geant4-04-01-ref-02-cuts-bran    623 - Merged branch "geant4-04-01-ref-02-cuts-branch" to HEAD.
967   Included development for 'cuts-by-region' in    624   Included development for 'cuts-by-region' in G4Transportation.cc.
968                                                   625 
969 Nov, 20th, J. Apostolakis  transport-V04-01-05    626 Nov, 20th, J. Apostolakis  transport-V04-01-05
970 -------------------------                         627 -------------------------
971 - Tagged.                                         628 - Tagged.
972    Tag requires:   geomvol-V04-01-06 and track    629    Tag requires:   geomvol-V04-01-06 and tracking-V04-01-10
973       and is dependent also on greps-V04-01-01 << 630       and is dependent also on greps-V04-01-01 and track-V04-01-01. 
974                                                   631 
975 Nov, 8th, J.Generowicz                            632 Nov, 8th, J.Generowicz
976 - Copy auxiliary smooth trajectory point from     633 - Copy auxiliary smooth trajectory point from PIF to ParticleChange
977                                                   634 
978 Nov,  4th 2002 M.Dressel transport-V04-01-04      635 Nov,  4th 2002 M.Dressel transport-V04-01-04
979 ----------------------------------------------    636 -----------------------------------------------------
980 - remove G4std:: where it does not belong to      637 - remove G4std:: where it does not belong to
981 - replace str() functions                         638 - replace str() functions
982                                                   639 
983 Oct  31st, 2002 M.Dressel transport-V04-01-03     640 Oct  31st, 2002 M.Dressel transport-V04-01-03
984 ----------------------------------------------    641 -----------------------------------------------------
985 - bug fix in G4MassGeometrySampler and G4Paral    642 - bug fix in G4MassGeometrySampler and G4ParallelGeometrySampler
986                                                   643 
987 Oct  28th, 2002 M.Dressel transport-V04-01-02     644 Oct  28th, 2002 M.Dressel transport-V04-01-02
988 ----------------------------------------------    645 -----------------------------------------------------
989 - bug fix in G4MassGeometry                       646 - bug fix in G4MassGeometry
990                                                   647 
991 Oct  22th, 2002 M.Dressel internal_7_transport    648 Oct  22th, 2002 M.Dressel internal_7_transport-V04-01-01
992 ----------------------------------------------    649 --------------------------------------------------------
993 - moving G4CellStoreScorer, G4TrackLogger         650 - moving G4CellStoreScorer, G4TrackLogger
994   to digits+hits/detector                         651   to digits+hits/detector
995 - resolving G4SLRawValues                         652 - resolving G4SLRawValues
996                                                   653 
997 Oct  16th, 2002 M.Dressel internal_6_transport    654 Oct  16th, 2002 M.Dressel internal_6_transport-V04-01-01
998 ----------------------------------------------    655 --------------------------------------------------------
999 - changes recomanded by codewizrd                 656 - changes recomanded by codewizrd
1000 - added GCellFinder concept                      657 - added GCellFinder concept
1001                                                  658 
1002 Oct  10th, 2002 M.Dressel transport-V04-01-01    659 Oct  10th, 2002 M.Dressel transport-V04-01-01-internal-5
1003 ---------------------------------------------    660 --------------------------------------------------------
1004 - changing sampler concept: instead of separa    661 - changing sampler concept: instead of separat samplers for
1005   all combinations of importance sampling, sc    662   all combinations of importance sampling, scoring, wieght roulette
1006   for parallel and mass geometry there are tw    663   for parallel and mass geometry there are two Samplers now
1007   for the mass and parallel geometry: G4MassG << 664   for the mass and parallel geometry: G4MassGeometrySampler 
1008   and G4ParallelGeometrySampler.              << 665   and G4ParallelGeometrySampler. 
1009 - Introduction of Configurators to setup the     666 - Introduction of Configurators to setup the processes.
1010                                                  667 
1011 Sep  18th, 2002 M.Dressel transport-V04-01-01    668 Sep  18th, 2002 M.Dressel transport-V04-01-01-internal-4
1012 ---------------------------------------------    669 --------------------------------------------------------
1013 - tagging a version before reducing the numbe    670 - tagging a version before reducing the number of Samplers
1014                                                  671 
1015 Sep  2th, 2002 M.dressel  transport-V04-01-01    672 Sep  2th, 2002 M.dressel  transport-V04-01-01-internal-3
1016 -----------------------------------------        673 -----------------------------------------
1017     code cleanup for code-wizard                 674     code cleanup for code-wizard
1018                                                  675 
1019 Aug  29th, 2002 M.Dressel int-1-V04-01-01        676 Aug  29th, 2002 M.Dressel int-1-V04-01-01
1020 -----------------------------------------        677 -----------------------------------------
1021 - adopted to changes in int-2-geombias-V04-01    678 - adopted to changes in int-2-geombias-V04-01-01:
1022      renaming of G4PTouchableKey to G4Geometr << 679      renaming of G4PTouchableKey to G4GeometryCell 
1023      changing  G4VIStore and G4IStore         << 680      changing  G4VIStore and G4IStore 
1024      and dependants                              681      and dependants
1025                                                  682 
1026 Aug  13th, 2002 M.Dressel transport-V04-01-01    683 Aug  13th, 2002 M.Dressel transport-V04-01-01
1027 ---------------------------------------------    684 ----------------------------------------------
1028 - added G4CellStoreScorer,  G4VTrackTerminato    685 - added G4CellStoreScorer,  G4VTrackTerminator and changed the sampler
1029   classes in order to use the G4VTrackTermina    686   classes in order to use the G4VTrackTerminator (if necessary) to
1030   kill a track.                               << 687   kill a track. 
1031 - coworks with geombias-V04-01-01                688 - coworks with geombias-V04-01-01
1032                                                  689 
1033 July 18th, 2002 M.Dressel                     << 690 July 18th, 2002 M.Dressel 
1034 -------------------------                        691 -------------------------
1035 - bug fix in G4TrackLogger                       692 - bug fix in G4TrackLogger
1036                                                  693 
1037 July 11th, 2002 M.Dressel internal-2-transpor    694 July 11th, 2002 M.Dressel internal-2-transport-V04-01-01
1038 ---------------------------------------------    695 --------------------------------------------------------
1039 - moved the standard scoring classes to run b << 696 - moved the standard scoring classes to run because 
1040   they need G4EventManager.                      697   they need G4EventManager.
1041                                                  698 
1042 July 10th, 2002 M.Dressel internal-1-transpor    699 July 10th, 2002 M.Dressel internal-1-transport-V04-01-01
1043 ---------------------------------------------    700 --------------------------------------------------------
1044 - add classes for standard scoreing. Remove G    701 - add classes for standard scoreing. Remove G4ScorePrinter and G4Scorer.
1045   G4StandardScorer and G4StandardScoreTable m    702   G4StandardScorer and G4StandardScoreTable may be used as replacement.
1046   The source file G4StandardScorer.cc may be  << 703   The source file G4StandardScorer.cc may be found in 
1047   extended/examples/B09/src because it needs     704   extended/examples/B09/src because it needs to acces the
1048   G4EventManager.                                705   G4EventManager.
1049                                                  706 
1050 Jun   13, 2002 M.Dressel transport-V04-00-09  << 707 Jun   13, 2002 M.Dressel transport-V04-00-09 
1051 ---------------------------------------------    708 ---------------------------------------------
1052 - add classes for creating and printing talli    709 - add classes for creating and printing tallies.
1053                                                  710 
1054 May   31, 2002  M.Dressel transport-V04-00-08    711 May   31, 2002  M.Dressel transport-V04-00-08
1055 ---------------------------------------------    712 --------------------------------------------------------
1056 - made weight window sampling to apply only a    713 - made weight window sampling to apply only at inital track step 1.
1057                                                  714 
1058 May   31, 2002  M.Dressel transport-V04-00-07    715 May   31, 2002  M.Dressel transport-V04-00-07
1059 ---------------------------------------------    716 --------------------------------------------------------
1060 - bug fix in G4PArallelScoreSampler.cc and re    717 - bug fix in G4PArallelScoreSampler.cc and remove Warning from
1061   ParallelTransport.                             718   ParallelTransport.
1062                                                  719 
1063 May   31, 2002  M.Dressel transport-V04-00-06    720 May   31, 2002  M.Dressel transport-V04-00-06
1064 ---------------------------------------------    721 --------------------------------------------------------
1065 - renaming of the Manager classes to Sampler  << 722 - renaming of the Manager classes to Sampler classes 
1066 - substitution of G4ParallelManager inside th    723 - substitution of G4ParallelManager inside the Sampler classes
1067                                                  724 
1068 May   30, 2002  M.Dressel                     << 725 May   30, 2002  M.Dressel 
1069 ---------------------------------------------    726 --------------------------------------------------------
1070 - chamged G4VImportanceScoreConstructor to G4    727 - chamged G4VImportanceScoreConstructor to G4VSampler
1071                                                  728 
1072 May   30, 2002  M.Dressel                     << 729 May   30, 2002  M.Dressel 
1073 ---------------------------------------------    730 --------------------------------------------------------
1074 - all the ImportanceScoreManagers derive form << 731 - all the ImportanceScoreManagers derive form 
1075   G4VImportanceScoreConstructor               << 732   G4VImportanceScoreConstructor 
1076                                                  733 
1077 May   30, 2002  M.Dressel internal-3-transpor    734 May   30, 2002  M.Dressel internal-3-transport-V04-00-05
1078 ---------------------------------------------    735 --------------------------------------------------------
1079 - changes in Importance Manager constructors, << 736 - changes in Importance Manager constructors, G4ImportanceAlgorithm as 
1080   pointer                                        737   pointer
1081                                                  738 
1082 May   29, 2002  M.Dressel internal-2-transpor    739 May   29, 2002  M.Dressel internal-2-transport-V04-00-05
1083 ---------------------------------------------    740 --------------------------------------------------------
1084 - bug fix in G4PImportanceWWindowScoreManager    741 - bug fix in G4PImportanceWWindowScoreManager.cc
1085   and G4ParallelImportanceManager.hh.            742   and G4ParallelImportanceManager.hh.
1086                                                  743 
1087 May   24, 2002  M.Dressel internal-1-transpor    744 May   24, 2002  M.Dressel internal-1-transport-V04-00-05
1088 -------------------------                        745 -------------------------
1089 - Change in G4VProcessPlacer and G4ProcessPla    746 - Change in G4VProcessPlacer and G4ProcessPlacer: add member function
1090   RemoveProcess to properly remove a process.    747   RemoveProcess to properly remove a process.
1091 - Add classes for wieght window biasing.         748 - Add classes for wieght window biasing.
1092                                                  749 
1093                                                  750 
1094 May   02, 2002  M.Dressel                     << 751 May   02, 2002  M.Dressel 
1095 -------------------------                        752 -------------------------
1096 - Change in G4ProcessPlacer: set process vect << 753 - Change in G4ProcessPlacer: set process vector via process manager not 
1097   directly.                                   << 754   directly. 
1098 - Change in G4ParallelTranport: use StartTrac    755 - Change in G4ParallelTranport: use StartTracking to signal inital step.
1099   This should help to locate "suspended" trac    756   This should help to locate "suspended" tracks.
1100                                                  757 
1101 April 24, 2002  G.Cosmo - transport-V04-00-05    758 April 24, 2002  G.Cosmo - transport-V04-00-05
1102 -----------------------                          759 -----------------------
1103 - Added G4DEBUG_TRANSPORT flag in GNUmakefile    760 - Added G4DEBUG_TRANSPORT flag in GNUmakefile and (on suggestionh of
1104   J.Apostolakis) replaced to G4VERBOSE in G4T    761   J.Apostolakis) replaced to G4VERBOSE in G4Transportation::PostStepDoIt()
1105   for extra-check on volume boundary.            762   for extra-check on volume boundary.
1106   Issues addressed by problem report #130 sho    763   Issues addressed by problem report #130 should now be resolved.
1107                                                  764 
1108 April 10, 2002  M.Dressel - transport-V04-00-    765 April 10, 2002  M.Dressel - transport-V04-00-04
1109 -------------------------                        766 -------------------------
1110 - Added comments to headers of transportation    767 - Added comments to headers of transportation classes and managers for
1111   importance biasing, to fullfill Software Re    768   importance biasing, to fullfill Software Reference Manual.
1112                                                  769 
1113 Apr 9, 2002 G.Cosmo                              770 Apr 9, 2002 G.Cosmo
1114 -------------------                              771 -------------------
1115 - Added liability disclaimer to scorer classe    772 - Added liability disclaimer to scorer classes and minor cosmetics.
1116                                                  773 
1117 Apr 8, 2002 M.Dressel - transport-V04-00-03      774 Apr 8, 2002 M.Dressel - transport-V04-00-03
1118 ---------------------                            775 ---------------------
1119 - Resolved compilation problems on HP-aCC.       776 - Resolved compilation problems on HP-aCC.
1120                                                  777 
1121 Apr 4, 2002 M.Dressel - transport-V04-00-02      778 Apr 4, 2002 M.Dressel - transport-V04-00-02
1122 ---------------------                            779 ---------------------
1123 - Cleaned compilation problems for G4std/std.    780 - Cleaned compilation problems for G4std/std.
1124                                                  781 
1125 Apr 4, 2002 M.Dressel - transport-V04-00-01      782 Apr 4, 2002 M.Dressel - transport-V04-00-01
1126 ---------------------                            783 ---------------------
1127 - Resolved compilation problems on SUN-CC and    784 - Resolved compilation problems on SUN-CC and Linux-egcs.
1128                                                  785 
1129 Mar  28, 2002 M.Dressel - transport-V04-00-00    786 Mar  28, 2002 M.Dressel - transport-V04-00-00
1130 -----------------------                          787 -----------------------
1131 - First implementation of transportation clas    788 - First implementation of transportation classes and managers for importance
1132   biasing and scoring. Co-works with "geometr    789   biasing and scoring. Co-works with "geometry-V04-00-01".
1133                                                  790 
1134 Mar  25, 2002 G.Cosmo                            791 Mar  25, 2002 G.Cosmo
1135 ---------------------                            792 ---------------------
1136 - Added dependency to new module geometry/bia    793 - Added dependency to new module geometry/biasing in GNUmakefile.
1137                                                  794 
1138 Dec   8, 2001 J.Apostolakis - transport-V03-0    795 Dec   8, 2001 J.Apostolakis - transport-V03-02-07
1139 ---------------------------                      796 ---------------------------
1140 - Activated the killing of 'looping' particle    797 - Activated the killing of 'looping' particles -- to be used also to
1141   abandon (kill) particles that are stuck (eg    798   abandon (kill) particles that are stuck (eg at boundaries).
1142   [ Fix for problems of stuck particles repor    799   [ Fix for problems of stuck particles reported by CMS (P.Arce),
1143     and Atlas (A.Del'Acqua, A.Rimoldi) ]      << 800     and Atlas (A.Del'Acqua, A.Rimoldi) ] 
1144                                                  801 
1145 Nov  28, 2001 J.Apostolakis - transport-V03-0    802 Nov  28, 2001 J.Apostolakis - transport-V03-02-06
1146 ---------------------------                      803 ---------------------------
1147 - Fix for the new updating of the time for fi << 804 - Fix for the new updating of the time for fields -- correcting previous 
1148   tag.  By keeping account whether the field  << 805   tag.  By keeping account whether the field changes the energy (and 
1149   therefore the velocity) in the field manage    806   therefore the velocity) in the field manager.
1150                                                  807 
1151   Requires and co-works with                     808   Requires and co-works with
1152    - "field-V03-02-07"                        << 809    - "field-V03-02-07" 
1153    - "geomvol-V03-02-02"                         810    - "geomvol-V03-02-02"
1154   in order to compile (let alone have any eff    811   in order to compile (let alone have any effect.)
1155                                                  812 
1156 Nov  10, 2001 J.Apostolakis - transport-V03-0    813 Nov  10, 2001 J.Apostolakis - transport-V03-02-05
1157 ---------------------------                      814 ---------------------------
1158 - Motivated by the use case of an Electric Fi    815 - Motivated by the use case of an Electric Field,
1159    * in order to achieve reasonable accuracy     816    * in order to achieve reasonable accuracy in time integration,
1160    * and to enable fields that vary with the     817    * and to enable fields that vary with the global time
1161   changed Transportation to try to obtain the    818   changed Transportation to try to obtain the delta_time from FieldTrack.
1162   Co-works with and requires "field-V03-02-03    819   Co-works with and requires "field-V03-02-03" to have any effect.
1163                                                  820 
1164 Nov   9, 2001   G. Cosmo - transport-V03-02-0    821 Nov   9, 2001   G. Cosmo - transport-V03-02-04
1165 ------------------------                         822 ------------------------
1166 - Fix in G4Transportation.cc for initialisati    823 - Fix in G4Transportation.cc for initialisation of touchable handle.
1167                                                  824 
1168 Nov   8, 2001   G. Cosmo - transport-V03-02-0    825 Nov   8, 2001   G. Cosmo - transport-V03-02-03
1169 ------------------------                         826 ------------------------
1170 - Introduced changes to G4Transportation for     827 - Introduced changes to G4Transportation for reference-counted
1171   touchables (R.Chytracek). Added methods Get    828   touchables (R.Chytracek). Added methods GetFreeTouchable() and
1172   SetTheOtherTouchableFree(G4VTouchable*).       829   SetTheOtherTouchableFree(G4VTouchable*).
1173                                                  830 
1174 Nov   6, 2001   J. Apostolakis - transport-V0    831 Nov   6, 2001   J. Apostolakis - transport-V03-02-02
1175 ------------------------------                   832 ------------------------------
1176 - Added protection in G4Transportation::Along    833 - Added protection in G4Transportation::AlongStepGPIL for messaging
1177   "ResestStepEstimate" of ChordFinder for the    834   "ResestStepEstimate" of ChordFinder for the case there is no global field.
1178   ** NOTE this is not a perfect resolution (s    835   ** NOTE this is not a perfect resolution (see NOTE in log file). **
1179   --> Thanks to Radovan Chytracek for reporti    836   --> Thanks to Radovan Chytracek for reporting this problem (move to file log)
1180                                                  837 
1181 Aug  16, 2001   J. Apostolakis - transport-V0    838 Aug  16, 2001   J. Apostolakis - transport-V03-02-01
1182 ------------------------------                   839 ------------------------------
1183 - Tagged. (This tag requires field-V03-02-00)    840 - Tagged. (This tag requires field-V03-02-00)
1184                                                  841 
1185 Aug  16, 2001   J. Apostolakis                   842 Aug  16, 2001   J. Apostolakis
1186 ------------------------------                   843 ------------------------------
1187 - Erasing state information from previous tra    844 - Erasing state information from previous track at the first step of
1188   each track.  (-> this is required to ensure    845   each track.  (-> this is required to ensure repeatability)
1189   This should eliminate any non-repeatability    846   This should eliminate any non-repeatability due to the propagation
1190   in field.                                      847   in field.
1191   ( Requires updated version of G4ChordFinder    848   ( Requires updated version of G4ChordFinder )
1192                                                  849 
1193 Jul  19, 2001   G. Cosmo  transport-V03-02-00    850 Jul  19, 2001   G. Cosmo  transport-V03-02-00
1194 ------------------------                         851 ------------------------
1195 - Synchronised with CVS HEAD after introducti    852 - Synchronised with CVS HEAD after introduction of warrenty disclaimer.
1196 - Modified author list in G4Transportation (P    853 - Modified author list in G4Transportation (P.Gumplinger).
1197                                                  854 
1198 Apr  11, 2001   J. Apostolakis   transport-V0    855 Apr  11, 2001   J. Apostolakis   transport-V03-01-02
1199 ------------------------------                   856 ------------------------------
1200 - Corrected the last update of G4Transportati << 857 - Corrected the last update of G4Transportation.cc, which overwrote the 
1201   value of the spin in the cases where a part    858   value of the spin in the cases where a particle was not charged (eg photon)
1202   or a charged particle was not in a field.   << 859   or a charged particle was not in a field. 
1203                                                  860 
1204 Apr  11, 2001   P. Gumplinger   transport-V03    861 Apr  11, 2001   P. Gumplinger   transport-V03-01-01
1205 -----------------------------                    862 -----------------------------
1206 - Updated G4Transportation.cc to make spin tr    863 - Updated G4Transportation.cc to make spin tracking work correctly:
1207   o Replaced the line originally commented ou    864   o Replaced the line originally commented out:
1208       // fTransportEndPolarization= aFieldTra    865       // fTransportEndPolarization= aFieldTrack.GetSpin() ; // Not yet possible
1209     with:                                     << 866     with: 
1210       fTransportEndSpin = aFieldTrack.GetSpin    867       fTransportEndSpin = aFieldTrack.GetSpin();
1211   o Added to the AlongStepDoIt() the followin    868   o Added to the AlongStepDoIt() the following call:
1212       fParticleChange.SetPolarizationChange(f    869       fParticleChange.SetPolarizationChange(fTransportEndSpin);
1213                                                  870 
1214 Mar  19, 2001   J. Apostolakis  transport-V03    871 Mar  19, 2001   J. Apostolakis  transport-V03-00-01
1215 ------------------------------                   872 ------------------------------
1216 - G4Transportation modified to use new FieldT    873 - G4Transportation modified to use new FieldTrack, and get Kinetic
1217   Energy from it.                             << 874   Energy from it. 
1218   This new FieldTrack together with changes i    875   This new FieldTrack together with changes in associated Equation of Motion
1219   classes implement the momentum vector as in    876   classes implement the momentum vector as independent variable in place of
1220   the velocity.                               << 877   the velocity. 
1221   So this tag requires                        << 878   So this tag requires 
1222   - new geometry/magneticfield tag "field-V03 << 879   - new geometry/magneticfield tag "field-V03-00-01",  and 
1223   - new geometry/volumes  tag "geomvol-V03-00    880   - new geometry/volumes  tag "geomvol-V03-00-03" for new
1224     G4PropagatorInField ().                      881     G4PropagatorInField ().
1225                                                  882 
1226 Feb  27, 2001   J. Apostolakis  (transport-V0    883 Feb  27, 2001   J. Apostolakis  (transport-V03-00-00)
1227 ------------------------------                   884 ------------------------------
1228 - G4Transportation.cc:                           885 - G4Transportation.cc:
1229   *   Modified calculation of energy at the e    886   *   Modified calculation of energy at the end of field step
1230        to make it more accurate at low veloci    887        to make it more accurate at low velocities,
1231        (while remaining correct at high gamma << 888        (while remaining correct at high gammas). 
1232   This improves the energy determination.     << 889   This improves the energy determination. 
1233   Together with electromagnetic/standard tag     890   Together with electromagnetic/standard tag  "stand-V03-00-03"
1234   this addresses the main problem in propagat    891   this addresses the main problem in propagating in an electric field
1235   (Problem report # 108 )                        892   (Problem report # 108 )
1236                                                  893 
1237 Sep  22, 2000   V. Grichine (transport-V02-00    894 Sep  22, 2000   V. Grichine (transport-V02-00-00)  [recorded by G.Cosmo]
1238 ---------------------------                      895 ---------------------------
1239 - G4Transportation.cc:                           896 - G4Transportation.cc:
1240   o added formula for Tkin corresponding dire    897   o added formula for Tkin corresponding directly to
1241     relativistic definition of Tkin = Etot -     898     relativistic definition of Tkin = Etot - mc^2 = mc^2(gamma -1),
1242     where gamma is a particle Lorentz factor.    899     where gamma is a particle Lorentz factor.
1243   o general cosmetics.                           900   o general cosmetics.
1244                                                  901 
1245 Jun  19, 2000   J. Apostolakis  (transport-V0    902 Jun  19, 2000   J. Apostolakis  (transport-V01-01-02)
1246 ------------------------------                   903 ------------------------------
1247 - G4Transportation.cc: Set the True Step Leng    904 - G4Transportation.cc: Set the True Step Length in G4Transportation.cc
1248 - Cosmetic:  updated other files to the head,    905 - Cosmetic:  updated other files to the head, as there were no differences
1249   from it (CVS headers).                         906   from it (CVS headers).
1250                                                  907 
1251 May  15, 2000   J. Apostolakis  (transport-V0    908 May  15, 2000   J. Apostolakis  (transport-V01-01-01)
1252 ------------------------------                   909 ------------------------------
1253 - G4Transportation.cc:  Set the material in m    910 - G4Transportation.cc:  Set the material in materialChange, in order to get
1254   correct behaviour for volumes that paramete    911   correct behaviour for volumes that parameterise the material.
1255   (Fix is dependant on changes to particleCha    912   (Fix is dependant on changes to particleChangeForTransport and StepPoint)
1256 - Modified setting of touchable change, in or    913 - Modified setting of touchable change, in order to preserve const-ness where
1257   it exists.                                     914   it exists.
1258                                                  915 
1259 Nov  25, 1999   J. Apostolakis  (transport-V0    916 Nov  25, 1999   J. Apostolakis  (transport-V00-01-01)
1260 ------------------------------                   917 ------------------------------
1261 - G4Transportation.cc: Added protection for t    918 - G4Transportation.cc: Added protection for the case of a zero step (when
1262   there is a field)                              919   there is a field)
1263 - G4UserSpecialCuts: protection to use min ra    920 - G4UserSpecialCuts: protection to use min range and min kinE only for
1264   charged particles.                             921   charged particles.
1265                                                  922 
1266 June  9, 1999   J. Apostolakis  (transport-01    923 June  9, 1999   J. Apostolakis  (transport-01-00-02)
1267 ------------------------------                   924 ------------------------------
1268 - Added a protection so that full relocation     925 - Added a protection so that full relocation is not used for very small moves.
1269                                                  926 
1270 Dec   4, 1998   J. Apostolakis  (transport-00    927 Dec   4, 1998   J. Apostolakis  (transport-00-04-01)
1271 ------------------------------                   928 ------------------------------
1272 - The Velocity Vector for Transport in a magn    929 - The Velocity Vector for Transport in a magnetic field is now set correctly.
1273   (previously the scalar velocity was automat    930   (previously the scalar velocity was automatically promoted to a 3-vector)
1274                                                  931 
1275 Nov  25, 1998  J. Apostolakis                 << 932 Nov  25, 1998  J. Apostolakis   
1276 -----------------------------                    933 -----------------------------
1277 - Added the direction to  LocateGlobalPointAn    934 - Added the direction to  LocateGlobalPointAndUpdateTouchable.
1278                                                  935 
1279 Nov  19, 1998   J. Apostolakis  (transport-00    936 Nov  19, 1998   J. Apostolakis  (transport-00-03-04)
1280 ------------------------------                   937 ------------------------------
1281 - Fixes:                                         938 - Fixes:
1282   1) The final energy is set equal to the ini    939   1) The final energy is set equal to the initial energy, because
1283      the PropagatorInField does not calculate    940      the PropagatorInField does not calculate it correctly yet.  NEEDS Fix
1284   2) If the requested step size is zero and s    941   2) If the requested step size is zero and safety is zero,  the
1285      step is now considered geometry limited.    942      step is now considered geometry limited.  (This can happen
1286      if a discrete process tries to take a  s    943      if a discrete process tries to take a  step that is very small
1287      compared to the mean free path.)  Proble    944      compared to the mean free path.)  Problem observed by Laszlo in EM tests.
1288   3) PostStepGetInteractionLength now returns    945   3) PostStepGetInteractionLength now returns DBL_MAX, not kInfinity.
1289                                                  946 
1290 Nov  11, 1998   J. Apostolakis  (transport-00    947 Nov  11, 1998   J. Apostolakis  (transport-00-03-03)
1291 ------------------------------                   948 ------------------------------
1292 - Changes to accomodate new interface of Fiel << 949 - Changes to accomodate new interface of Field: 
1293   G4PropagatorInField and G4FieldTrack.          950   G4PropagatorInField and G4FieldTrack.
1294                                                  951 
1295 Oct  30, 1998  J. Apostolakis   (transport-00    952 Oct  30, 1998  J. Apostolakis   (transport-00-03-02)
1296 -----------------------------                    953 -----------------------------
1297 - In the case of magnetic field, a flag that     954 - In the case of magnetic field, a flag that determines whether the
1298   geometry limited the step was not set.         955   geometry limited the step was not set.
1299                                                  956 
1300 Sep  16, 1998  J. Apostolakis   (transport-00    957 Sep  16, 1998  J. Apostolakis   (transport-00-03-01)
1301 -----------------------------                    958 -----------------------------
1302 - Checks whether the particle is out of the w    959 - Checks whether the particle is out of the world volume,
1303   if so it has exited and must be killed.        960   if so it has exited and must be killed.
1304                                                  961 
1305 Aug  28, 1998  J. Apostolakis                 << 962 Aug  28, 1998  J. Apostolakis 
1306 -----------------------------                    963 -----------------------------
1307 - The PostStepGetPhysicalInteractionLength ha    964 - The PostStepGetPhysicalInteractionLength has fixed (to return kInf)
1308   The boolean flags for touchables are now in    965   The boolean flags for touchables are now initialised. & Other small fixes ?
1309   Test code for non-relocating case added (fo    966   Test code for non-relocating case added (for debugging).
1310                                                  967 
1311 June 08, 1998   J. Apostolakis  (trans-06-04)    968 June 08, 1998   J. Apostolakis  (trans-06-04)
1312 ------------------------------                   969 ------------------------------
1313 - Corrected Safety computation for the case o    970 - Corrected Safety computation for the case of the field (adding endpoint
1314   distance instead of curve length.)          << 971   distance instead of curve length.) 
1315 - Added PostStepDoIt method that tries to rel    972 - Added PostStepDoIt method that tries to relocate the particle using
1316   G4ParticleChangeForTransport                   973   G4ParticleChangeForTransport
1317 - Transportation is no longer a G4ContinuousP << 974 - Transportation is no longer a G4ContinuousProcess. 
1318                                                  975 
1319 June 08, 1998   J. Apostolakis  (trans-06-03)    976 June 08, 1998   J. Apostolakis  (trans-06-03)
1320 ------------------------------                   977 ------------------------------
1321 - Modified it to recomputate Safety at the st    978 - Modified it to recomputate Safety at the start of a step.  To do this
1322   it uses the previous step's  calculated saf    979   it uses the previous step's  calculated safety and endpoint.
1323                                                  980 
1324 June 08, 1998   J. Apostolakis  (trans-06-02)    981 June 08, 1998   J. Apostolakis  (trans-06-02)
1325 ------------------------------                   982 ------------------------------
1326 - Modified it to add re-computation of Safety    983 - Modified it to add re-computation of Safety at the endpoint of a step,
1327   when the safety would become negative.  Thi    984   when the safety would become negative.  This is done to allow processes
1328   to benefit from a realistic (geometrical) v    985   to benefit from a realistic (geometrical) value of the safety.  The
1329   request to do this was from EM physics         986   request to do this was from EM physics
1330                                                  987 
1331 June 03, 1998   J. Apostolakis  (trans-06-01)    988 June 03, 1998   J. Apostolakis  (trans-06-01)
1332 ------------------------------                   989 ------------------------------
1333 - The safety we is now generalised to mean th    990 - The safety we is now generalised to mean the limit of assumption of all
1334   processes. The AlongStepGPIL input value is    991   processes. The AlongStepGPIL input value is not the remainder from the
1335   previous step's geometrical safety.            992   previous step's geometrical safety.
1336   So the transportation must recalculate the     993   So the transportation must recalculate the starting point's safety here.
1337   As a zeroeth order approximation we set it     994   As a zeroeth order approximation we set it to zero.
1338                                                  995 
1339 April 17, 1998  M. Maire      [recorded by Jo    996 April 17, 1998  M. Maire      [recorded by John Apostolakis]
1340 ------------------------                         997 ------------------------
1341 - A new process, G4UserSpecialCuts, was added    998 - A new process, G4UserSpecialCuts, was added to allow the
1342   user an alternative method to set some user    999   user an alternative method to set some user cuts.
1343                                                  1000 
1344 April 15, 1998  H. Kurasige   [recorded by Jo    1001 April 15, 1998  H. Kurasige   [recorded by John Apostolakis]
1345 ---------------------------                      1002 ---------------------------
1346 - The transportation does the absolute minimu << 1003 - The transportation does the absolute minimum required to conform to 
1347   the new scheme for ParticleChange: G4VParti << 1004   the new scheme for ParticleChange: G4VParticleChange is used in signature. 
1348   [ But default G4ParticleChange is still use << 1005   [ But default G4ParticleChange is still used ]. 
1349                                                  1006 
1350 April 14, 1998  John Apostolakis                 1007 April 14, 1998  John Apostolakis
1351 --------------------------------                 1008 --------------------------------
1352 - History file Created                           1009 - History file Created