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Geant4/processes/transportation/History

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Diff markup

Differences between /processes/transportation/History (Version 11.3.0) and /processes/transportation/History (Version 10.1.p1)


  1 # Category transport History                   <<   1 $Id: History 89285 2015-03-31 08:14:25Z 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                                                    19 
 81 ## 2021-12-10 Ben Morgan (transport-V11-00-00) <<  20 January 10th 2015, M.Kelsey transport-V10-00-09
 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 ---------------------------                        21 ---------------------------
310 - G4Transportation.cc, G4CoupledTransportation     22 - G4Transportation.cc, G4CoupledTransportation: In
311   AlongStepGetPhysicalInteractionLength(), ini     23   AlongStepGetPhysicalInteractionLength(), initialize restMass data member
312   using G4DynamicParticle (as is used in DoIt)     24   using G4DynamicParticle (as is used in DoIt), not G4ParticleDefinition.
313   Resolves inconsistent kinematics when dynami     25   Resolves inconsistent kinematics when dynamic mass is measurably different
314   from "PDG" mass.                                 26   from "PDG" mass.
315                                                    27 
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     28 November 21st 2014, J.Apostolakis transport-V10-00-06
324 --------------------------------- (corrected v     29 --------------------------------- (corrected version of transport-V10-00-04)
325 - Added initialization of G4CoupledTransportat     30 - Added initialization of G4CoupledTransportation data members (fixes Coverity issue 15280)
326   Renamed data member, to make its name canoni     31   Renamed data member, to make its name canonical.
327                                                <<  32      
328 October 15th 2014, M.Asai transport-V10-00-05      33 October 15th 2014, M.Asai transport-V10-00-05
329 -------------------------                          34 -------------------------
330 - G4CoupledTransportation is reverted to trans     35 - G4CoupledTransportation is reverted to transport-V10-00-03.
331 - G4Transportation and G4CoupledTransportation     36 - G4Transportation and G4CoupledTransportation : made data member
332   fUseMagneticMoment and its set method Enable     37   fUseMagneticMoment and its set method EnableUseMagneticMoment()
333   static.                                          38   static.
334                                                    39 
335 May   27st 2014, V.Ivanchenko transport-V10-00     40 May   27st 2014, V.Ivanchenko transport-V10-00-03
336 ------------------------------                     41 ------------------------------
337 - G4UserSpecialCuts - fixed trivial Coverity r     42 - G4UserSpecialCuts - fixed trivial Coverity report
338                                                    43 
339 May   21st 2014, J.Apostolakis transport-V10-0     44 May   21st 2014, J.Apostolakis transport-V10-00-02
340 ------------------------------                     45 ------------------------------
341 - Revised  AlongStepDoIt methods of G4Transpor <<  46 - Revised  AlongStepDoIt methods of G4Transportation and 
342    G4CoupledTransportation:                        47    G4CoupledTransportation:
343    * Adapted to revised signature for G4FieldT <<  48    * Adapted to revised signature for G4FieldTrack constructors, 
344      which now take PDG spin.                      49      which now take PDG spin.
345    * Changed to use different constructor for      50    * Changed to use different constructor for G4FieldTrack (no Velocity)
346    * Adapted to revised signature of G4ChargeS     51    * Adapted to revised signature of G4ChargeState constructor (PDG spin is
347      now 3rd argument and mandatory. )             52      now 3rd argument and mandatory. )
348                                                    53 
349 NOTE: Requires tag field-V10-00-03 of geometry <<  54 NOTE: Requires tag field-V10-00-03 of geometry/magneticfield 
350                                                    55 
351                                                    56 
352 March 14th 2014, J.Apostolakis transport-V10-0     57 March 14th 2014, J.Apostolakis transport-V10-00-01
353 ------------------------------                     58 ------------------------------
354 - Fix time in case of zero step, in G4CoupledT     59 - Fix time in case of zero step, in G4CoupledTransportation.
355   This caused a 'going back in time' error, wh     60   This caused a 'going back in time' error, when a zero step occurred
356   in particular at the boundary of a parallel      61   in particular at the boundary of a parallel world volume when scoring.
357                                                    62 
358   > Corrects Issue 1017 in the Geant4 Problem      63   > Corrects Issue 1017 in the Geant4 Problem reporting System
359     http://bugzilla-geant4.kek.jp/show_bug.cgi     64     http://bugzilla-geant4.kek.jp/show_bug.cgi?id=1017
360                                                    65 
361   NOTE: Requires tag geomnav-V10-00-01             66   NOTE: Requires tag geomnav-V10-00-01
362                                                    67 
363 October 18th 2013, J.Apostolakis transport-V09     68 October 18th 2013, J.Apostolakis transport-V09-06-07
364 --------------------------------                   69 --------------------------------
365 - Initialize missing data members in G4Coupled <<  70 - Initialize missing data members in G4CoupledTransportation constructor 
366   Addresses issue identified by Coverity.          71   Addresses issue identified by Coverity.
367                                                    72 
368 May 13th, 2013, G.Cosmo          transport-V09     73 May 13th, 2013, G.Cosmo          transport-V09-06-06
369 -----------------------                            74 -----------------------
370 - Removed left-over assert() calls in G4Couple     75 - Removed left-over assert() calls in G4CoupledTransportation.
371                                                    76 
372 May 9th, 2013, J.Apostolakis     transport-V09     77 May 9th, 2013, J.Apostolakis     transport-V09-06-05
373 ----------------------------                       78 ----------------------------
374 - Added protection to revised G4CoupledTranspo     79 - Added protection to revised G4CoupledTransportation for case that chord
375   finder (or field manager) is not defined.        80   finder (or field manager) is not defined.
376                                                    81 
377 May 8th, 2013, P.Gumplinger, J.Apostolakis tra     82 May 8th, 2013, P.Gumplinger, J.Apostolakis transport-V09-06-04
378 ------------------------------------------         83 ------------------------------------------
379 - Adapted G4Transportation and G4CoupledTransp     84 - Adapted G4Transportation and G4CoupledTransportation to use G4ChargeState
380   for charge/spin/magnetic moment, and to mess     85   for charge/spin/magnetic moment, and to message the equation of motion
381   directly with it.                                86   directly with it.
382   The tag(s) above co-work with and requires t     87   The tag(s) above co-work with and requires the following tags:
383   had-binary-V09-06-05, geomnav-V09-06-06 and      88   had-binary-V09-06-05, geomnav-V09-06-06 and field-V09-06-04.
384                                                    89 
385 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03      90 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03
386 -------------------------                          91 -------------------------
387 - Removed unnecessary static local variables i     92 - Removed unnecessary static local variables in G4Transportation and
388   G4CoupledTransportation.                         93   G4CoupledTransportation.
389                                                    94 
390 Mar. 21st, 2013, A. Dotti transport-V09-06-02      95 Mar. 21st, 2013, A. Dotti transport-V09-06-02
391 -------------------------                          96 -------------------------
392 - Correcting initialisation of thread-local po     97 - Correcting initialisation of thread-local pointers in G4Transportation
393   and G4CoupledTransportation for MT.              98   and G4CoupledTransportation for MT.
394                                                    99 
395 Feb. 26th, 2013, G.Cosmo transport-V09-06-01      100 Feb. 26th, 2013, G.Cosmo transport-V09-06-01
396 ------------------------                          101 ------------------------
397 - Removed unused data members in G4Transportat    102 - Removed unused data members in G4Transportation and G4CoupledTransportation.
398   Some code cleanup.                              103   Some code cleanup.
399                                                   104 
400 Feb. 6th, 2013, G.Cosmo transport-V09-06-00       105 Feb. 6th, 2013, G.Cosmo transport-V09-06-00
401 -----------------------                           106 -----------------------
402 - G4Transportation.cc, G4CoupledTransportation << 107 - G4Transportation.cc, G4CoupledTransportation.cc: 
403     Corrected condition for warning message in    108     Corrected condition for warning message in AlongStepDoIt().
404     Code cleanup on MT changes.                   109     Code cleanup on MT changes.
405                                                   110 
406 Jan. 15th, 2013, A.Dotti                          111 Jan. 15th, 2013, A.Dotti
407 ------------------------                          112 ------------------------
408 - Merged changes for multi-threading through a    113 - Merged changes for multi-threading through automatic process.
409   Modified files: G4Transportation.cc and G4Co    114   Modified files: G4Transportation.cc and G4CoupledTransportation.cc.
410                                                   115 
411 Jul. 12th, 2011, J.Apostolakis transport-V09-0    116 Jul. 12th, 2011, J.Apostolakis transport-V09-05-02
412 ------------------------------                    117 ------------------------------
413 - G4Transportation.cc:                         << 118 - G4Transportation.cc: 
414     Corrected issues with initialisation of da << 119     Corrected issues with initilisation of data members reported by Coverity.
415     Renamed data member endpointdistance to fE    120     Renamed data member endpointdistance to fEndPointDistance (to conform).
416                                                   121 
417 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05    122 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05-01
418 -----------------------------                     123 -----------------------------
419 - Explicitly use inclusion of headers for syst    124 - Explicitly use inclusion of headers for system of units and physical
420   constants, in plan to remove implicit inclus    125   constants, in plan to remove implicit inclusion from globals.hh.
421                                                   126 
422 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05    127 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05-00
423 -----------------------------                     128 -----------------------------
424 - Fixed spurious cases of hidden variable visi    129 - Fixed spurious cases of hidden variable visibility, detected with
425   '-Wshadow' compilation option on gcc compile    130   '-Wshadow' compilation option on gcc compiler.
426                                                   131 
427 Nov. 4th, 2011, J.Apostolakis transport-V09-04    132 Nov. 4th, 2011, J.Apostolakis transport-V09-04-13
428 -----------------------------                     133 -----------------------------
429 - Turned off tracking for magnetic moment - by    134 - Turned off tracking for magnetic moment - by default.
430   It can be enabled in                         << 135   It can be enabled in 
431     G4Transportation, G4CoupledTransportation  << 136     G4Transportation, G4CoupledTransportation 
432   by using the new method EnableUseMagneticMom    137   by using the new method EnableUseMagneticMoment().
433   Should ensure particles with a moment are no    138   Should ensure particles with a moment are not affected
434   unless user needs this.                         139   unless user needs this.
435                                                   140 
436 Nov. 4th, 2011, J.Apostolakis transport-V09-04    141 Nov. 4th, 2011, J.Apostolakis transport-V09-04-12
437 -----------------------------                     142 -----------------------------
438 * Reduce overhead of the addition of Gravity      143 * Reduce overhead of the addition of Gravity
439 - G4Transportation: Revised condition for grav    144 - G4Transportation: Revised condition for gravity field (version 1).
440   G4CoupledTransportation: Revised the field-d << 145   G4CoupledTransportation: Revised the field-detection condition, 
441    with improved logic to cope with ConfigureF    146    with improved logic to cope with ConfigureForTrack (for any field) (v2).
442   Deleted dependence on G4UniformGravityField     147   Deleted dependence on G4UniformGravityField in both.
443   Tag coworks with field-V09-04-05                148   Tag coworks with field-V09-04-05
444                                                   149 
445 Nov. 1st, 2011, P.Gumplinger transport-V09-04-    150 Nov. 1st, 2011, P.Gumplinger transport-V09-04-11
446 -----------------------------                     151 -----------------------------
447 - add condition to the condition, gravity != N    152 - add condition to the condition, gravity != NULL, that the particle's mass is
448   also restMass != 0.0. Modify G4CoupledTransp    153   also restMass != 0.0. Modify G4CoupledTransportation.cc according to
449   G4Transportation.cc                             154   G4Transportation.cc
450                                                   155 
451 Oct. 28th, 2011, P.Gumplinger transport-V09-04    156 Oct. 28th, 2011, P.Gumplinger transport-V09-04-10
452 -----------------------------                     157 -----------------------------
453 - allow for spin tracking of neutral particles    158 - allow for spin tracking of neutral particles with a magn. moment;
454   allow for uniform gravity field tracking of     159   allow for uniform gravity field tracking of neutral particles;
455   tag coworks with field-V09-04-03.               160   tag coworks with field-V09-04-03.
456                                                   161 
457 Oct. 28th, 2011, P.Gumplinger transport-V09-04    162 Oct. 28th, 2011, P.Gumplinger transport-V09-04-09
458 -----------------------------                     163 -----------------------------
459 - remove all special reverence and logic regar    164 - remove all special reverence and logic regarding "opticalphoton" from code
460   in G4Transportation.cc and G4CoupledTranspor    165   in G4Transportation.cc and G4CoupledTransportation.cc
461                                                   166 
462 Aug. 8th, 2011, H.Kurashige  transport-V09-04-    167 Aug. 8th, 2011, H.Kurashige  transport-V09-04-08
463 ---------------------------                       168 ---------------------------
464 - Modify calculation of deltaTime for optical     169 - Modify calculation of deltaTime for optical photon in Transportation (and CoupledTransportation)
465   Use the updated velocity obtained from G4Tra    170   Use the updated velocity obtained from G4Track::CalculateVelocityForOpticalPhoton
466   instead of the initial velocity of the step. << 171   instead of the initial velocity of the step.  
467   (see problem #1239)                             172   (see problem #1239)
468   [ This is because the velocity at the initia << 173   [ This is because the velocity at the initial point can refer to 
469   a previous volume.  If the PreStepPoint was  << 174   a previous volume.  If the PreStepPoint was on a surface, we 
470   the previous step was in another volume, whi << 175   the previous step was in another volume, which shared this 
471   PreStepPoint --> and its velocity would be w    176   PreStepPoint --> and its velocity would be wrong. ]
472                                                   177 
473 July 6th, 2011, H.Kurashige  transport-V09-04-    178 July 6th, 2011, H.Kurashige  transport-V09-04-07
474 ---------------------------                       179 ---------------------------
475 - Modify G4Transportation (and CoupledTtanspor    180 - Modify G4Transportation (and CoupledTtansportation)
476   to propose the final local time rather than     181   to propose the final local time rather than the global time
477   so that local time can be updated properly.     182   so that local time can be updated properly.
478   (see problem #1224)                          << 183   (see problem #1224)  
479   [ This adapts to the recent change in Tracki    184   [ This adapts to the recent change in Tracking, which made
480   the change of LocalTime trigger the change o << 185   the change of LocalTime trigger the change of Global Time 
481   (instead of vice-versa). ]                   << 186   (instead of vice-versa). ] 
482                                                << 187  
483 June 10th, 2011, J.Apostolakis  transport-V09-    188 June 10th, 2011, J.Apostolakis  transport-V09-04-06
484 ------------------------------                    189 ------------------------------
485 - Fix for invalid safety passed to SafetyHelpe    190 - Fix for invalid safety passed to SafetyHelper.
486                                                   191 
487 June 10th, 2011, J.Apostolakis  transport-V09-    192 June 10th, 2011, J.Apostolakis  transport-V09-04-05
488 ------------------------------                    193 ------------------------------
489 - Fix G4Transportation::AlongStepDoIt             194 - Fix G4Transportation::AlongStepDoIt
490   Use only initial velocity to update time. An    195   Use only initial velocity to update time. An estimate of velocity
491   at endpoint is not yet available. (finalVelo    196   at endpoint is not yet available. (finalVelocity still= initial)
492     ==> It will be updated later in the tracki    197     ==> It will be updated later in the tracking sequence, when
493         energy loss is applied, and it will be << 198         energy loss is applied, and it will be available to 
494   Transportation only in the PostStepDoIt()       199   Transportation only in the PostStepDoIt()
495                                                   200 
496 May 26th, 2011, H.Kurashige  transport-V09-04-    201 May 26th, 2011, H.Kurashige  transport-V09-04-04
497 ---------------------------                       202 ---------------------------
498 - Define ProcessSubType for processes under tr    203 - Define ProcessSubType for processes under transportation category
499 - Change process type of G4NeutronBuilder to f    204 - Change process type of G4NeutronBuilder to fGeneral
500                                                   205 
501 January 26th, 2011, G.Cosmo  transport-V09-04-    206 January 26th, 2011, G.Cosmo  transport-V09-04-03
502 ---------------------------                       207 ---------------------------
503 - Simplified implementation of G4CoupledTransp    208 - Simplified implementation of G4CoupledTransportation::EndTracking(), to
504   avoid unnecessary static pointer definition.    209   avoid unnecessary static pointer definition.
505                                                   210 
506 January 21th, 2011, V.Ivanchenko  transport-V0    211 January 21th, 2011, V.Ivanchenko  transport-V09-04-02
507 --------------------------------                  212 --------------------------------
508 - G4UserSpecialCuts - fixed compilation proble    213 - G4UserSpecialCuts - fixed compilation problem
509                                                   214 
510 January 21th, 2011, V.Ivanchenko  transport-V0    215 January 21th, 2011, V.Ivanchenko  transport-V09-04-01
511 --------------------------------                  216 --------------------------------
512 - G4UserSpecialCuts: fixed bug in energy track << 217 - G4UserSpecialCuts: fixed bug in energy tracking cut; changed order 
513   of checks: 1st energy tracking cut, 2nd trac << 218   of checks: 1st energy tracking cut, 2nd track length, 3d time cut, 
514   4th range for charged particles with non-zer    219   4th range for charged particles with non-zero mass; removed unnecessary
515   string comparisons.                             220   string comparisons.
516                                                   221 
517 January 4th, 2011, M.Asai  transport-V09-04-00    222 January 4th, 2011, M.Asai  transport-V09-04-00
518 -------------------------                         223 -------------------------
519 - G4CoupledTransportation: added EndTracking()    224 - G4CoupledTransportation: added EndTracking() method to reset the
520   activated navigator list.                       225   activated navigator list.
521                                                   226 
522 September 13th, 2010, J.Apostolakis  transport    227 September 13th, 2010, J.Apostolakis  transport-V09-03-01
523 -----------------------------------               228 -----------------------------------
524 - Improvement to G4Transportation: copy curren    229 - Improvement to G4Transportation: copy current safety to SafetyHelper each
525   time it is computed (it used to be copied on    230   time it is computed (it used to be copied only when it was recalculated at
526   end of step).                                   231   end of step).
527                                                   232 
528 September 13th, 2010, J.Apostolakis  transport    233 September 13th, 2010, J.Apostolakis  transport-V09-03-00
529 ----------------------------------                234 ----------------------------------
530 - Retagged - to propose for testing.              235 - Retagged - to propose for testing.
531                                                   236 
532 November 17th, 2009, J.Apostolakis  transport-    237 November 17th, 2009, J.Apostolakis  transport-V09-02-00
533 ----------------------------------                238 ----------------------------------
534 - G4Transportation:                               239 - G4Transportation:
535   o Fix: Update the Step flag which identifies    240   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    241      It is now done for the linear steps (no charge or no field)
537                                                   242 
538 November 26th, 2008, J.Apostolakis  transport-    243 November 26th, 2008, J.Apostolakis  transport-V09-01-03
539 ----------------------------------                244 ----------------------------------
540 - G4CoupledTransportation:                        245 - G4CoupledTransportation:
541   o Fix: initialise new data member (in constr    246   o Fix: initialise new data member (in constructor) - found by STT
542                                                   247 
543 November 21st, 2008, J.Apostolakis  transport-    248 November 21st, 2008, J.Apostolakis  transport-V09-01-02
544 ----------------------------------                249 ----------------------------------
545 - G4Transportation & G4CoupledTransportation:     250 - G4Transportation & G4CoupledTransportation:
546   o Performance improvement/correction            251   o Performance improvement/correction
547      Avoid to compute safety at end of step fo    252      Avoid to compute safety at end of step for neutral particles
548                                                   253 
549 November 21st, 2008, J.Apostolakis  transport-    254 November 21st, 2008, J.Apostolakis  transport-V09-01-01
550 ----------------------------------                255 ----------------------------------
551                                                   256 
552 - G4Transportation & G4CoupledTransportation:     257 - G4Transportation & G4CoupledTransportation:
553   o Push value & origin of safety to SafetyHel    258   o Push value & origin of safety to SafetyHelper
554      only when its value comes from ComputeSaf    259      only when its value comes from ComputeSafety
555                                                   260 
556 January 17th, 2008, J.Apostolakis  transport-V    261 January 17th, 2008, J.Apostolakis  transport-V09-01-00
557 ---------------------------------                 262 ---------------------------------
558 - G4Transportation & G4CoupledTransportation:     263 - G4Transportation & G4CoupledTransportation:
559   o Clear state of all Chord Finders using G4F    264   o Clear state of all Chord Finders using G4FieldManagerStore.
560 - Syncronised with files on the HEAD.             265 - Syncronised with files on the HEAD.
561 - Requires co-working tag "field-V09-01-00" (o    266 - Requires co-working tag "field-V09-01-00" (or "field-V09-00-03").
562   Functionality corresponding to tag "transpor    267   Functionality corresponding to tag "transport-V09-00-52".
563                                                   268 
564 November 27th, 2007, J.Apostolakis  transport-    269 November 27th, 2007, J.Apostolakis  transport-V09-00-08
565 ----------------------------------                270 ----------------------------------
566 - G4CoupledTransportation                         271 - G4CoupledTransportation
567   o Added updating of particle-looping flag (w    272   o Added updating of particle-looping flag (was commented out.).
568                                                   273 
569 November 10th, 2007, J.Apostolakis  transport-    274 November 10th, 2007, J.Apostolakis  transport-V09-00-07
570 ----------------------------------                275 ----------------------------------
571 - G4Transportation:                               276 - G4Transportation:
572   o Put back the default for short step optimi    277   o Put back the default for short step optimisation to 'on'.
573                                                   278 
574 November 9th, 2007, J.Apostolakis  transport-V    279 November 9th, 2007, J.Apostolakis  transport-V09-00-06
575 ---------------------------------                 280 ---------------------------------
576 - G4Transportation:                               281 - G4Transportation:
577   o Update the SafetyHelper using the safety c    282   o Update the SafetyHelper using the safety calculated by Navigator.
578                                                   283 
579 November 27th, 2007, J.Apostolakis  transport- << 284 November 27th, 2007, J.Apostolakis  transport-V09-00-05a 
580 ----------------------------------                285 ----------------------------------
581 - G4CoupledTransportation                         286 - G4CoupledTransportation
582   o Added updating of particle-looping flag (w    287   o Added updating of particle-looping flag (was commented out.)
583 - Also called "transport-V09-00-51" to make it    288 - Also called "transport-V09-00-51" to make it canonical.
584                                                   289 
585 November 8th, 2007, J.Apostolakis  transport-V    290 November 8th, 2007, J.Apostolakis  transport-V09-00-05
586 ---------------------------------                 291 ---------------------------------
587 - G4Transportation:                               292 - G4Transportation:
588   o Created new method (and class member) for     293   o Created new method (and class member) for flag on Short StepOptimisation.
589     * When it is true, the optimisation is 'on    294     * When it is true, the optimisation is 'on' steps shorter than the
590       safety will not call G4Navigator - so lo    295       safety will not call G4Navigator - so long as the particle goes straight
591       ie it is not charged or there is no fiel    296       ie it is not charged or there is no field.
592     * Retained the default value as 'off' - as << 297     * Retained the default value as 'off' - as since changed in 
593       transport-V09-00-02 following Alex's sug    298       transport-V09-00-02 following Alex's suggestion.
594                                                   299 
595 November 8th, 2007, J.Apostolakis  transport-V    300 November 8th, 2007, J.Apostolakis  transport-V09-00-04
596 ---------------------------------                 301 ---------------------------------
597 - G4Transportation (AlongStepGPIL):               302 - G4Transportation (AlongStepGPIL):
598   o Moved the call to ConfigureForTrack before << 303   o Moved the call to ConfigureForTrack before the check whether 
599     fieldMgr has 0 field ptr, in order to enab << 304     fieldMgr has 0 field ptr, in order to enable it to be called 
600     even if the field manager points to a zero    305     even if the field manager points to a zero field.
601     Needed to enable a user to switch a global    306     Needed to enable a user to switch a global field on (off was possible),
602     as a track goes between volume (or regions << 307     as a track goes between volume (or regions) of a setup.   
603     [ Response to request of Atlas/ZM. ]       << 308     [ Response to request of Atlas/ZM. ] 
604     Note: this ordering already existed in G4C    309     Note: this ordering already existed in G4CoupledTransportation.
605                                                   310 
606 October 12th, 2007, J.Apostolakis  transport-V    311 October 12th, 2007, J.Apostolakis  transport-V09-00-03
607 ---------------------------------                 312 ---------------------------------
608 - G4CoupledTransportation:                        313 - G4CoupledTransportation:
609   o Improves condition for flag that regulates << 314   o Improves condition for flag that regulates Relocating when only 
610     any geometry (including a parallel geometr << 315     any geometry (including a parallel geometry) limits the step.  
611     New PathFinder method required.               316     New PathFinder method required.
612 - Requires and co-works with tag geomnav-V09-0    317 - Requires and co-works with tag geomnav-V09-00-03
613                                                   318 
614 October 4th, 2007, J.Apostolakis  transport-V0    319 October 4th, 2007, J.Apostolakis  transport-V09-00-02
615 --------------------------------                  320 --------------------------------
616 - G4CoupledTransportation:                        321 - G4CoupledTransportation:
617   o First fix for problem in condition for Rel << 322   o First fix for problem in condition for Relocating when only a parallel 
618     geometry limited the step.                 << 323     geometry limited the step.  
619   o Change of condition for recalculation safe    324   o Change of condition for recalculation safety (from Alex Howard) used,
620     as currently it improves stability.           325     as currently it improves stability.
621                                                   326 
622 September 25th, 2007, J.Apostolakis  transport    327 September 25th, 2007, J.Apostolakis  transport-V09-00-01
623 -----------------------------------               328 -----------------------------------
624 - G4Transportation:                               329 - G4Transportation:
625   Modification to disable 'optimisation' in G4    330   Modification to disable 'optimisation' in G4Navigator for small linear
626   step  (ie when a track does less than the sa    331   step  (ie when a track does less than the safety).
627     * Relevant only if there is no field, or t    332     * Relevant only if there is no field, or the particle is neutral
628     * Temporary measure (in current form) to i    333     * Temporary measure (in current form) to improve comparison
629         old / new Transportation  (single/old  << 334         old / new Transportation  (single/old vs coupled with pathfinder). 
630                                                   335 
631 July 12th, 2007, J.Apostolakis  transport-V09-    336 July 12th, 2007, J.Apostolakis  transport-V09-00-00
632 ------------------------------                    337 ------------------------------
633 - Retagged to enable testing of new developmen << 338 - Retagged to enable testing of new developments 
634   (which were not included in release 9.0)        339   (which were not included in release 9.0)
635                                                   340 
636 June  6th, 2007, G.Cosmo        transport-V08-    341 June  6th, 2007, G.Cosmo        transport-V08-03-14
637 -----------------------                           342 -----------------------
638 - Includes G4Transportation and G4CoupledTrans    343 - Includes G4Transportation and G4CoupledTransportation implementations
639   as in tag "transport-V08-03-11":                344   as in tag "transport-V08-03-11":
640   o Corrected bug in ComputeSafety() introduce    345   o Corrected bug in ComputeSafety() introduced in "transport-V08-03-10".
641   o Reinitialise SafetyHelper state from G4Pat    346   o Reinitialise SafetyHelper state from G4PathFinder::PrepareNewTrack().
642   o Should fix the problem seen in test33 and     347   o Should fix the problem seen in test33 and reported by system testing.
643 - All the rest is kept as in tag "transport-V0    348 - All the rest is kept as in tag "transport-V08-03-12".
644                                                   349 
645 June  1st, 2007, A.Howard       transport-V08-    350 June  1st, 2007, A.Howard       transport-V08-03-13
646 ------------------------                          351 ------------------------
647 - Renamed classes associated with old biasing     352 - Renamed classes associated with old biasing scheme with suffix 8:
648   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamp    353   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamplerConfigurator8,
649   G4WeightCutOffProcess8, G4SamplingPostStepAc    354   G4WeightCutOffProcess8, G4SamplingPostStepAction8, G4VSampler8,
650   G4WeightCutOffConfigurator8                     355   G4WeightCutOffConfigurator8
651 - Includes same G4CoupledTransportation as tra    356 - Includes same G4CoupledTransportation as transport-V08-03-12
652                                                   357 
653 ********** transport-V08-03-12 was used for Ge    358 ********** transport-V08-03-12 was used for Geant4 9.0 ***************
654                                                   359 
655 May 31st, 2007, A.Howard      transport-V08-03    360 May 31st, 2007, A.Howard      transport-V08-03-12
656 ------------------------                          361 ------------------------
657 - Archived classes for old biasing scheme, now    362 - Archived classes for old biasing scheme, now replaced in module
658   processes/biasing. Removed classes:             363   processes/biasing. Removed classes:
659   G4MImportanceConfigurator, G4MScoreConfigura    364   G4MImportanceConfigurator, G4MScoreConfigurator, G4MScoreProcess,
660   G4MWeightWindowConfigurator, G4MassGCellFind    365   G4MWeightWindowConfigurator, G4MassGCellFinder, G4MassGeometrySampler,
661   G4MassImportanceProcess, G4MassWeightWindowP    366   G4MassImportanceProcess, G4MassWeightWindowProcess,
662   G4PImportanceConfigurator, G4PScoreConfigura    367   G4PImportanceConfigurator, G4PScoreConfigurator, G4PScoreProcess,
663   G4PWeightWindowConfigurator, G4ParallelGCell    368   G4PWeightWindowConfigurator, G4ParallelGCellFinder,
664   G4ParallelGeometrySampler, G4ParallelImporta    369   G4ParallelGeometrySampler, G4ParallelImportanceProcess, G4ParallelTransport,
665   G4ParallelTransportConfigurator, G4ParallelW    370   G4ParallelTransportConfigurator, G4ParallelWWnTransportProcess,
666   G4ParallelWeightWindowProcess, G4PlaceOfActi    371   G4ParallelWeightWindowProcess, G4PlaceOfAction, G4ProcessPlacer,
667   G4SamplingPostStepAction, G4VProcessPlacer,     372   G4SamplingPostStepAction, G4VProcessPlacer, G4VSampler,
668   G4VSamplerConfigurator, G4WeightCutOffConfig    373   G4VSamplerConfigurator, G4WeightCutOffConfigurator.
669 - Classes are kept on the HEAD for testing pur    374 - Classes are kept on the HEAD for testing purposes.
670 - Tag does NOT include changes from tags "tran    375 - Tag does NOT include changes from tags "transport-V08-03-00" to
671   "transport-V08-03-11" inclusive.                376   "transport-V08-03-11" inclusive.
672                                                   377 
673 May 29th, 2007, A.Howard/J.Apostolakis  transp    378 May 29th, 2007, A.Howard/J.Apostolakis  transport-V08-03-11
674 --------------------------------------            379 --------------------------------------
675 - G4CoupledTransportation:                        380 - G4CoupledTransportation:
676   o Corrected treatment of time integration (m    381   o Corrected treatment of time integration (made flags do as in original
677     Transport).                                   382     Transport).
678   o Again use momentum change flag in particle    383   o Again use momentum change flag in particle-change (optimisation).
679   o Also reset looping counter when no field o    384   o Also reset looping counter when no field or charge is present.
680 - Corrected names in Transport, Coupled Transp    385 - Corrected names in Transport, Coupled Transport. (J.Apostolakis)
681                                                   386 
682 May 29th, 2007, J.Apostolakis  transport-V08-0    387 May 29th, 2007, J.Apostolakis  transport-V08-03-10
683 -----------------------------                     388 -----------------------------
684 - Gone back to G4CoupledTransportation.           389 - Gone back to G4CoupledTransportation.
685   o G4Transportation is now the original (what    390   o G4Transportation is now the original (what was called G4Transportation8
686     since "transport-V08-03-03").                 391     since "transport-V08-03-03").
687   o G4Transportation8 still exists, to enable     392   o G4Transportation8 still exists, to enable code that utilises it to compile
688     (transitional). Expect that G4Transportati    393     (transitional). Expect that G4Transportation8 will be taken away asap.
689                                                   394 
690 May 29th, 2007, J.Apostolakis  transport-V08-0    395 May 29th, 2007, J.Apostolakis  transport-V08-03-04
691 -----------------------------                     396 -----------------------------
692 - G4Transportation. Refined relocation:           397 - G4Transportation. Refined relocation:
693   o Full (re)location only if any geometry lim    398   o Full (re)location only if any geometry limited the step.
694   o Fast relocation otherwise.                    399   o Fast relocation otherwise.
695 - Renamed & new data members: f(Mass,Any)Geome    400 - Renamed & new data members: f(Mass,Any)GeometryLimitedStep.
696                                                   401 
697 May 25th, 2007, J.Apostolakis  transport-V08-0    402 May 25th, 2007, J.Apostolakis  transport-V08-03-03
698 -----------------------------                     403 -----------------------------
699 - G4Transportation                                404 - G4Transportation
700   o Fix for case of zero proposed step: missed    405   o Fix for case of zero proposed step: missed to set end position. (A.Howard)
701 - G4Transportation8                               406 - G4Transportation8
702   o Fixed StartTracking() to reset number of l << 407   o Fixed StartTracking() to reset number of looping steps and 
703     to clear propagator state (safety issue in    408     to clear propagator state (safety issue in case of overlaps).
704                                                   409 
705 May 18th, 2007, J.Apostolakis  transport-V08-0    410 May 18th, 2007, J.Apostolakis  transport-V08-03-02
706 -----------------------------                     411 -----------------------------
707 - G4Transportation:                               412 - G4Transportation:
708   o Corrected full safety at step start, to pr    413   o Corrected full safety at step start, to protect against negative value.
709   o Obtain the endMassSafety from new saved va    414   o Obtain the endMassSafety from new saved value in G4PathFinder.
710 - G4Transportation8:                              415 - G4Transportation8:
711   o Small cleanup, and hints for saving Safety    416   o Small cleanup, and hints for saving Safety to helper.
712                                                   417 
713 May 13th, 2007, A.Howard       transport-V08-0 << 418 May 13th, 2007, A.Howard       transport-V08-03-01 
714 ------------------------                          419 ------------------------
715 - G4VTrackTerminator:                             420 - G4VTrackTerminator:
716   o Use call to G4GeometryTolerance instead of    421   o Use call to G4GeometryTolerance instead of kCarTolerance.
717   o Requires tag "global-V08-03-00" and relate    422   o Requires tag "global-V08-03-00" and related tag set.
718                                                   423 
719 May 9th, 2007, J.Apostolakis  transport-V08-03 << 424 May 9th, 2007, J.Apostolakis  transport-V08-03-00 
720 ----------------------------                      425 ----------------------------
721 - G4Transportation (hh,icc,cc)                    426 - G4Transportation (hh,icc,cc)
722   o Renamed G4CoupledTransportation to G4Trans    427   o Renamed G4CoupledTransportation to G4Transportation
723   o Merged changes on branch used to bring in     428   o Merged changes on branch used to bring in CoupledTransportation,
724     porting changes in G4Transportation since     429     porting changes in G4Transportation since the creation of
725     CoupledTransportation.                        430     CoupledTransportation.
726   o Also merged branch used for fixes in G4Tra    431   o Also merged branch used for fixes in G4Transportation.cc (1.60.2, 1.60.4)
727     for convergence to Release 9.0.               432     for convergence to Release 9.0.
728 - Renamed G4Transportation to G4Transportation    433 - Renamed G4Transportation to G4Transportation8
729 - G4ProcessPlader changed to reflect these rev    434 - G4ProcessPlader changed to reflect these revisions. (A.Howard)
730                                                   435 
731 May 8th, 2007, G.Cosmo  transport-V08-02-03       436 May 8th, 2007, G.Cosmo  transport-V08-02-03
732 ----------------------                            437 ----------------------
733 - Use call to G4GeometryTolerance instead of k    438 - Use call to G4GeometryTolerance instead of kCarTolerance in
734   G4VTrackTerminator.                             439   G4VTrackTerminator.
735 - Requires tag "global-V08-03-00" and related     440 - Requires tag "global-V08-03-00" and related tag set.
736                                                   441 
737 May 2nd, 2007, J.Apostolakis  transport-V08-02    442 May 2nd, 2007, J.Apostolakis  transport-V08-02-02
738 ----------------------------                      443 ----------------------------
739 - G4CoupledTransportation:                     << 444 - G4CoupledTransportation: 
740   o Make treatment of mass and full safety coh    445   o Make treatment of mass and full safety coherent (to-dos remain in
741     G4PathFinder).                                446     G4PathFinder).
742   o Added storing of full safety in state; ret << 447   o Added storing of full safety in state; retrieve it after compute step 
743     from PathFinder; calculate them same way a    448     from PathFinder; calculate them same way at start of step.
744   o Put back in the code for treating looping     449   o Put back in the code for treating looping particles.
745                                                   450 
746 February 15th, 2007, J.Apostolakis  transport-    451 February 15th, 2007, J.Apostolakis  transport-V08-02-01
747 ----------------------------------                452 ----------------------------------
748 - G4Transportation: protection against velocit    453 - G4Transportation: protection against velocity=0 in AlongStep (invalid).
749                                                   454 
750 February 15th, 2007, J.Apostolakis  transport-    455 February 15th, 2007, J.Apostolakis  transport-V08-02-00
751 ----------------------------------                456 ----------------------------------
752 - G4Transportation: call PropagatorInField to     457 - G4Transportation: call PropagatorInField to clear state for new track
753    --> addresses reliabilitiy problem seen by  << 458    --> addresses reliabilitiy problem seen by Atlas.  This fix is related 
754        to overlaps, clearing the safety value  << 459        to overlaps, clearing the safety value (which is multivalued due 
755        to the overlaps, and thus can become in << 460        to the overlaps, and thus can become invalid for a new track in 
756        an overlap region.)                     << 461        an overlap region.) 
757                                                   462 
758 November 22nd, 2006, J.Apostolakis  transport-    463 November 22nd, 2006, J.Apostolakis  transport-V08-01-04
759 ---------------------------------                 464 ---------------------------------
760 - Add new classes G4NeutronKiller and G4Neutro    465 - Add new classes G4NeutronKiller and G4NeutronKillerMessenger
761   (created by V. Ivantchenko)                     466   (created by V. Ivantchenko)
762                                                   467 
763 November 22nd, 2006, J.Apostolakis  transport-    468 November 22nd, 2006, J.Apostolakis  transport-V08-01-03
764 ---------------------------------                 469 ---------------------------------
765 - G4CoupledTransportation:                        470 - G4CoupledTransportation:
766   o AlongStepGPIL() now returns an estimate fo    471   o AlongStepGPIL() now returns an estimate for the safety for all geometries
767     to make up for the fact that some other pr    472     to make up for the fact that some other processes only have PostStep GPILs
768     which cannot currently influence safety.      473     which cannot currently influence safety.
769 - NOTE: Fix / Workaround for deficiency of oth    474 - NOTE: Fix / Workaround for deficiency of others.
770                                                   475 
771 November 13th, 2006, J.Apostolakis  transport-    476 November 13th, 2006, J.Apostolakis  transport-V08-01-01
772 ---------------------------------                 477 ---------------------------------
773 - Updated G4CoupledTransportation to use new s    478 - Updated G4CoupledTransportation to use new signature of
774   G4PathFinder::ComputeStep that added  new ar << 479   G4PathFinder::ComputeStep that added  new argument 
775   at the end: currentVolume.                      480   at the end: currentVolume.
776                                                   481 
777 June 2nd, 2006, J.Apostolakis  transport-V08-0    482 June 2nd, 2006, J.Apostolakis  transport-V08-00-02
778 -----------------------------                     483 -----------------------------
779 - Added new class G4CoupledTransportation, a r    484 - Added new class G4CoupledTransportation, a revised version of Transportation,
780   for use in 'coupled' parallel navigation in     485   for use in 'coupled' parallel navigation in different geometries.
781 - Includes non-revisions for migration to sstr    486 - Includes non-revisions for migration to sstream (Nov 2005).
782                                                   487 
783 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas    488 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas transport-V08-00-01
784 ----------------------------------------------    489 ----------------------------------------------
785 - Corrected problem with suspended tracks - PR    490 - Corrected problem with suspended tracks - PR# 802.
786 - Added StartTracking() method which takes ove    491 - Added StartTracking() method which takes over responsibility to
787   clear the state for a new track, and to mess    492   clear the state for a new track, and to message other relevant
788   component to clear their state (problem repo    493   component to clear their state (problem report and proposed revision
789   by P.MoraDeFreitas).                            494   by P.MoraDeFreitas).
790                                                   495 
791 Jan. 16th, 2006, J.Apostolakis transport-V08-0    496 Jan. 16th, 2006, J.Apostolakis transport-V08-00-00
792 ------------------------------                    497 ------------------------------
793 - G4Transportation:                               498 - G4Transportation:
794   o The particle's charge is now taken from th    499   o The particle's charge is now taken from the dynamic particle, so that
795     it can take into account changes from the     500     it can take into account changes from the interaction of an ion with
796     matter (eg stripping e-). (V.Ivantchenko)     501     matter (eg stripping e-). (V.Ivantchenko)
797                                                   502 
798 Nov. 21st, 2005, M.Asai transport-V07-01-00       503 Nov. 21st, 2005, M.Asai transport-V07-01-00
799 -----------------------                           504 -----------------------
800 - Migration to <sstream>.                         505 - Migration to <sstream>.
801 - Fix a warning message in G4ParallelTransport    506 - Fix a warning message in G4ParallelTransport.
802                                                   507 
803 May 10th, 2005, J.Apostolakis transport-V07-00    508 May 10th, 2005, J.Apostolakis transport-V07-00-01
804 -----------------------------                     509 -----------------------------
805 - Added process type to G4Transportation          510 - Added process type to G4Transportation
806                                                   511 
807 Mar. 7th, 2005, M.Asai transport-V07-00-00        512 Mar. 7th, 2005, M.Asai transport-V07-00-00
808 ----------------------                            513 ----------------------
809 - Added virtual to destructors of G4StepLimite    514 - Added virtual to destructors of G4StepLimiter and G4UserSpecialCuts.
810                                                   515 
811 Dec. 7th, 2004, G.Cosmo transport-V06-02-05       516 Dec. 7th, 2004, G.Cosmo transport-V06-02-05
812 -----------------------                           517 -----------------------
813 - Implemented migration to <cmath>.               518 - Implemented migration to <cmath>.
814                                                   519 
815 Nov. 23th, 2004, J.Apostolakis transport-V06-0    520 Nov. 23th, 2004, J.Apostolakis transport-V06-02-04
816 ------------------------------                    521 ------------------------------
817 - Added Threshold energy for not abandoning st    522 - Added Threshold energy for not abandoning stuck particles quickly.
818                                                   523 
819 Oct. 19th, H.Kurashige transport-V06-02-03        524 Oct. 19th, H.Kurashige transport-V06-02-03
820 ----------------------                            525 ----------------------
821 - Migrated processes to new G4VParticleChange     526 - Migrated processes to new G4VParticleChange interface.
822                                                   527 
823 Sep. 9th, M.Maire                                 528 Sep. 9th, M.Maire
824 -----------------                                 529 -----------------
825 - Apply tracking cut only if Rmin or Emin > DB    530 - Apply tracking cut only if Rmin or Emin > DBL_MIN in G4UserSpecialCuts.
826                                                   531 
827 Oct. 8th, M.Asai transport-V06-02-02              532 Oct. 8th, M.Asai transport-V06-02-02
828 ----------------                                  533 ----------------
829 - A protection is added in G4Transportation.cc    534 - A protection is added in G4Transportation.cc for an application with
830   parameterized volume but without any EM proc    535   parameterized volume but without any EM process.
831                                                   536 
832 Aug. 27th, M.Asai transport-V06-02-01             537 Aug. 27th, M.Asai transport-V06-02-01
833 -----------------                                 538 -----------------
834 - A pointer to sensitive detector is added in     539 - A pointer to sensitive detector is added in G4ParticleChangeForTransport.
835 - G4Transportation takes care of this pointer.    540 - G4Transportation takes care of this pointer.
836                                                   541 
837 Jul. 26th, M.Asai transport-V06-02-00             542 Jul. 26th, M.Asai transport-V06-02-00
838 -----------------                                 543 -----------------
839 - Introduce G4UserStepLimit to handle MaxAllow    544 - Introduce G4UserStepLimit to handle MaxAllowedStep in G4UserLimits.
840                                                   545 
841 Feb. 5th, M.Asai transport-V06-00-00              546 Feb. 5th, M.Asai transport-V06-00-00
842 ----------------                                  547 ----------------
843 - Fixed a bug in G4UserSpecialCuts related to     548 - Fixed a bug in G4UserSpecialCuts related to charged geantino
844                                                   549 
845 Nov. 26th, G.Cosmo transport-V05-02-07            550 Nov. 26th, G.Cosmo transport-V05-02-07
846 ------------------                                551 ------------------
847 - Replaced mis-typed class name G4SplittingAnd    552 - Replaced mis-typed class name G4SplittingAndRussianRouletePostStepDoIt
848   with G4SamplingPostStepAction and updated cl    553   with G4SamplingPostStepAction and updated classes accordingly.
849 - Adopt new G4Exception scheme.                   554 - Adopt new G4Exception scheme.
850 - Header inclusions and code cleanup.             555 - Header inclusions and code cleanup.
851                                                   556 
852 Nov. 14th, G.Cosmo transport-V05-02-06            557 Nov. 14th, G.Cosmo transport-V05-02-06
853 ------------------                                558 ------------------
854 - G4Transportation.cc:                            559 - G4Transportation.cc:
855   o Added inclusion of G4ChordFinder.hh, after    560   o Added inclusion of G4ChordFinder.hh, after latest changes to field.
856                                                   561 
857 Oct. 4th, G.Cosmo transport-V05-02-05             562 Oct. 4th, G.Cosmo transport-V05-02-05
858 -----------------                                 563 -----------------
859 - Modified GNUmakefile:                           564 - Modified GNUmakefile:
860   o added dependency to new module "geometry/n    565   o added dependency to new module "geometry/navigation".
861 - Coworks with "geometry-V05-02-00" and "digit    566 - Coworks with "geometry-V05-02-00" and "digits_hits-V05-02-00".
862                                                   567 
863 Sep. 25th, H.Kurashige transport-V05-02-04        568 Sep. 25th, H.Kurashige transport-V05-02-04
864 ----------------------                            569 ----------------------
865 - modify GNUmakefile to use processes/cuts cat    570 - modify GNUmakefile to use processes/cuts category
866 - migrate to model variant of EM physics in G4    571 - migrate to model variant of EM physics in G4UserSpecialCuts (V.Ivantchenko)
867                                                   572 
868 Aug. 27th, M.Dressel transport-V05-02-03          573 Aug. 27th, M.Dressel transport-V05-02-03
869 --------------------                              574 --------------------
870 - cleanup of header file inclusions               575 - cleanup of header file inclusions
871                                                   576 
872 Aug. 19th, M.Dressel transport-V05-02-02          577 Aug. 19th, M.Dressel transport-V05-02-02
873 --------------------                              578 --------------------
874 - rename G4ImportancePostStepDoIt to           << 579 - rename G4ImportancePostStepDoIt to 
875   G4SplittingAndRussianRouletePostStepDoIt sin << 580   G4SplittingAndRussianRouletePostStepDoIt since it is also used in 
876   weight window biasing                           581   weight window biasing
877                                                   582 
878 Aug. 19th, M.Dressel transport-V05-02-01          583 Aug. 19th, M.Dressel transport-V05-02-01
879 --------------------                              584 --------------------
880 - first implementation of weight window techni    585 - first implementation of weight window technique
881                                                   586 
882 Jul, 31st, P.Gumplinger  transport-V05-02-00      587 Jul, 31st, P.Gumplinger  transport-V05-02-00
883 -----------------------                           588 -----------------------
884 - G4Transportation.cc:                            589 - G4Transportation.cc:
885   o Use the finalVelocity to update TofF for o    590   o Use the finalVelocity to update TofF for optical photons.
886                                                   591 
887 Jul, 17th, J.Apostolakis                          592 Jul, 17th, J.Apostolakis
888 ------------------------                          593 ------------------------
889 - G4Transportation.cc:                            594 - G4Transportation.cc:
890   o Attempt to correct photon problem - by usi    595   o Attempt to correct photon problem - by using the velocity from
891     current medium for massless particles.        596     current medium for massless particles.
892                                                   597 
893 Jun, 25th, J.Apostolakis                          598 Jun, 25th, J.Apostolakis
894 ------------------------                          599 ------------------------
895 - G4Transportation[.hh.icc]:                      600 - G4Transportation[.hh.icc]:
896   o Added verbosity level to control the print    601   o Added verbosity level to control the printing of warnings (see below).
897                                                   602 
898 Jun, 21st, J.Apostolakis  transport-V05-01-06     603 Jun, 21st, J.Apostolakis  transport-V05-01-06
899 ------------------------                          604 ------------------------
900 G4Transportation:                                 605 G4Transportation:
901 - Added warning when energy changes from propa << 606 - Added warning when energy changes from propagation in magnetic field 
902   (or other field that conserves energy) due t << 607   (or other field that conserves energy) due to the inaccuracy of 
903   numerical integration of the equations of mo    608   numerical integration of the equations of motion.
904                                                   609 
905 Jun, 21st, J.Apostolakis  transport-V05-01-05     610 Jun, 21st, J.Apostolakis  transport-V05-01-05
906 ------------------------                          611 ------------------------
907 - G4Transportation:                               612 - G4Transportation:
908   o Use new method of PropagatorInField to sim    613   o Use new method of PropagatorInField to simplify choice of
909     global/local field.                           614     global/local field.
910   o Activated the new capability of a (user de    615   o Activated the new capability of a (user derived) field manager to
911     configure itself with different accuracy p    616     configure itself with different accuracy parameters depending on
912     track's energy, particle identity, or othe    617     track's energy, particle identity, or other property.
913 - Notes:                                          618 - Notes:
914   o Requires tags "field-V05-01-04" and "geomv    619   o Requires tags "field-V05-01-04" and "geomvol-V05-01-03"
915   o Includes updates of files to use <std> in     620   o Includes updates of files to use <std> in place of "g4std",
916     as made at the CVS HEAD.                      621     as made at the CVS HEAD.
917                                                   622 
918 Jun, 13th, M.Dressel       transport-V05-01-04    623 Jun, 13th, M.Dressel       transport-V05-01-04
919 --------------------                              624 --------------------
920 - Added to put the delete fImportancePostStepD    625 - Added to put the delete fImportancePostStepDoIt in G4MassImportanceProcess
921   and G4ParallelImportanceProcess.                626   and G4ParallelImportanceProcess.
922                                                   627 
923 Jun, 13th, M.Dressel       transport-V05-01-03    628 Jun, 13th, M.Dressel       transport-V05-01-03
924 --------------------                              629 --------------------
925 - Fixed bug created by last bug fix in G4MassI    630 - Fixed bug created by last bug fix in G4MassImportanceProcess
926   and G4ParallelImportanceProcess.                631   and G4ParallelImportanceProcess.
927                                                   632 
928 Jun, 12th, M.Dressel       transport-V05-01-02    633 Jun, 12th, M.Dressel       transport-V05-01-02
929 --------------------                              634 --------------------
930 - Fixed "'this' : used in base member initiali << 635 - Fixed "'this' : used in base member initializer list" in 
931   src\G4MassImportanceProcess.cc, src\G4Parall    636   src\G4MassImportanceProcess.cc, src\G4ParallelImportanceProcess.cc
932                                                   637 
933 Jun, 4th, G.Cosmo          transport-V05-01-01    638 Jun, 4th, G.Cosmo          transport-V05-01-01
934 -----------------                                 639 -----------------
935 - Fixes for inclusion of <strstream> in G4Para    640 - Fixes for inclusion of <strstream> in G4ParallelImportanceProcess.cc
936   and G4ParallelTransport.cc in view  of the g    641   and G4ParallelTransport.cc in view  of the g4std wrappers migration.
937                                                   642 
938 May, 13th, J.Apostolakis   transport-V05-01-00    643 May, 13th, J.Apostolakis   transport-V05-01-00
939 ------------------------                          644 ------------------------
940 - Fixes to G4Transportation.cc to accomodate i    645 - Fixes to G4Transportation.cc to accomodate incorrect and
941   missing functionality for two use cases:        646   missing functionality for two use cases:
942   o a local field when no global field exists     647   o a local field when no global field exists  (it was not seen)
943   o overriding an existing global field by a '    648   o overriding an existing global field by a 'zero' field
944     by creating a local field manager that has << 649     by creating a local field manager that has a null G4Field pointer 
945     (a use case which did not exist.)             650     (a use case which did not exist.)
946   Further work to verify these use cases work  << 651   Further work to verify these use cases work is required.  
947                                                   652 
948 Apr, 7th, V.Ivanchenko     transport-V05-00-04    653 Apr, 7th, V.Ivanchenko     transport-V05-00-04
949 -----------------                                 654 -----------------
950 - Migration to "cuts by region" for G4UserSpec    655 - Migration to "cuts by region" for G4UserSpecialCuts.
951                                                   656 
952 Apr, 3rd, G.Cosmo          transport-V05-00-03    657 Apr, 3rd, G.Cosmo          transport-V05-00-03
953 -----------------                                 658 -----------------
954 - Cleared pedantic warnings and some cosmetic     659 - Cleared pedantic warnings and some cosmetic cleanups...
955                                                   660 
956 Jan, 14th, M.Asai          transport-V05-00-02    661 Jan, 14th, M.Asai          transport-V05-00-02
957 -----------------                                 662 -----------------
958 - Consolidated transport-V05-00-01 tag for G4T    663 - Consolidated transport-V05-00-01 tag for G4Transportation.cc
959                                                   664 
960 Jan, 7th, M.Asai           transport-V05-00-01    665 Jan, 7th, M.Asai           transport-V05-00-01
961 ----------------                                  666 ----------------
962 - Fix in G4Transportation.cc for updating mate    667 - Fix in G4Transportation.cc for updating material-cut-couple.
963                                                   668 
964 Dec, 16th, G. Cosmo        transport-V05-00-00    669 Dec, 16th, G. Cosmo        transport-V05-00-00
965 -------------------                               670 -------------------
966 - Merged branch "geant4-04-01-ref-02-cuts-bran    671 - Merged branch "geant4-04-01-ref-02-cuts-branch" to HEAD.
967   Included development for 'cuts-by-region' in    672   Included development for 'cuts-by-region' in G4Transportation.cc.
968                                                   673 
969 Nov, 20th, J. Apostolakis  transport-V04-01-05    674 Nov, 20th, J. Apostolakis  transport-V04-01-05
970 -------------------------                         675 -------------------------
971 - Tagged.                                         676 - Tagged.
972    Tag requires:   geomvol-V04-01-06 and track    677    Tag requires:   geomvol-V04-01-06 and tracking-V04-01-10
973       and is dependent also on greps-V04-01-01 << 678       and is dependent also on greps-V04-01-01 and track-V04-01-01. 
974                                                   679 
975 Nov, 8th, J.Generowicz                            680 Nov, 8th, J.Generowicz
976 - Copy auxiliary smooth trajectory point from     681 - Copy auxiliary smooth trajectory point from PIF to ParticleChange
977                                                   682 
978 Nov,  4th 2002 M.Dressel transport-V04-01-04      683 Nov,  4th 2002 M.Dressel transport-V04-01-04
979 ----------------------------------------------    684 -----------------------------------------------------
980 - remove G4std:: where it does not belong to      685 - remove G4std:: where it does not belong to
981 - replace str() functions                         686 - replace str() functions
982                                                   687 
983 Oct  31st, 2002 M.Dressel transport-V04-01-03     688 Oct  31st, 2002 M.Dressel transport-V04-01-03
984 ----------------------------------------------    689 -----------------------------------------------------
985 - bug fix in G4MassGeometrySampler and G4Paral    690 - bug fix in G4MassGeometrySampler and G4ParallelGeometrySampler
986                                                   691 
987 Oct  28th, 2002 M.Dressel transport-V04-01-02     692 Oct  28th, 2002 M.Dressel transport-V04-01-02
988 ----------------------------------------------    693 -----------------------------------------------------
989 - bug fix in G4MassGeometry                       694 - bug fix in G4MassGeometry
990                                                   695 
991 Oct  22th, 2002 M.Dressel internal_7_transport    696 Oct  22th, 2002 M.Dressel internal_7_transport-V04-01-01
992 ----------------------------------------------    697 --------------------------------------------------------
993 - moving G4CellStoreScorer, G4TrackLogger         698 - moving G4CellStoreScorer, G4TrackLogger
994   to digits+hits/detector                         699   to digits+hits/detector
995 - resolving G4SLRawValues                         700 - resolving G4SLRawValues
996                                                   701 
997 Oct  16th, 2002 M.Dressel internal_6_transport    702 Oct  16th, 2002 M.Dressel internal_6_transport-V04-01-01
998 ----------------------------------------------    703 --------------------------------------------------------
999 - changes recomanded by codewizrd                 704 - changes recomanded by codewizrd
1000 - added GCellFinder concept                      705 - added GCellFinder concept
1001                                                  706 
1002 Oct  10th, 2002 M.Dressel transport-V04-01-01    707 Oct  10th, 2002 M.Dressel transport-V04-01-01-internal-5
1003 ---------------------------------------------    708 --------------------------------------------------------
1004 - changing sampler concept: instead of separa    709 - changing sampler concept: instead of separat samplers for
1005   all combinations of importance sampling, sc    710   all combinations of importance sampling, scoring, wieght roulette
1006   for parallel and mass geometry there are tw    711   for parallel and mass geometry there are two Samplers now
1007   for the mass and parallel geometry: G4MassG << 712   for the mass and parallel geometry: G4MassGeometrySampler 
1008   and G4ParallelGeometrySampler.              << 713   and G4ParallelGeometrySampler. 
1009 - Introduction of Configurators to setup the     714 - Introduction of Configurators to setup the processes.
1010                                                  715 
1011 Sep  18th, 2002 M.Dressel transport-V04-01-01    716 Sep  18th, 2002 M.Dressel transport-V04-01-01-internal-4
1012 ---------------------------------------------    717 --------------------------------------------------------
1013 - tagging a version before reducing the numbe    718 - tagging a version before reducing the number of Samplers
1014                                                  719 
1015 Sep  2th, 2002 M.dressel  transport-V04-01-01    720 Sep  2th, 2002 M.dressel  transport-V04-01-01-internal-3
1016 -----------------------------------------        721 -----------------------------------------
1017     code cleanup for code-wizard                 722     code cleanup for code-wizard
1018                                                  723 
1019 Aug  29th, 2002 M.Dressel int-1-V04-01-01        724 Aug  29th, 2002 M.Dressel int-1-V04-01-01
1020 -----------------------------------------        725 -----------------------------------------
1021 - adopted to changes in int-2-geombias-V04-01    726 - adopted to changes in int-2-geombias-V04-01-01:
1022      renaming of G4PTouchableKey to G4Geometr << 727      renaming of G4PTouchableKey to G4GeometryCell 
1023      changing  G4VIStore and G4IStore         << 728      changing  G4VIStore and G4IStore 
1024      and dependants                              729      and dependants
1025                                                  730 
1026 Aug  13th, 2002 M.Dressel transport-V04-01-01    731 Aug  13th, 2002 M.Dressel transport-V04-01-01
1027 ---------------------------------------------    732 ----------------------------------------------
1028 - added G4CellStoreScorer,  G4VTrackTerminato    733 - added G4CellStoreScorer,  G4VTrackTerminator and changed the sampler
1029   classes in order to use the G4VTrackTermina    734   classes in order to use the G4VTrackTerminator (if necessary) to
1030   kill a track.                               << 735   kill a track. 
1031 - coworks with geombias-V04-01-01                736 - coworks with geombias-V04-01-01
1032                                                  737 
1033 July 18th, 2002 M.Dressel                     << 738 July 18th, 2002 M.Dressel 
1034 -------------------------                        739 -------------------------
1035 - bug fix in G4TrackLogger                       740 - bug fix in G4TrackLogger
1036                                                  741 
1037 July 11th, 2002 M.Dressel internal-2-transpor    742 July 11th, 2002 M.Dressel internal-2-transport-V04-01-01
1038 ---------------------------------------------    743 --------------------------------------------------------
1039 - moved the standard scoring classes to run b << 744 - moved the standard scoring classes to run because 
1040   they need G4EventManager.                      745   they need G4EventManager.
1041                                                  746 
1042 July 10th, 2002 M.Dressel internal-1-transpor    747 July 10th, 2002 M.Dressel internal-1-transport-V04-01-01
1043 ---------------------------------------------    748 --------------------------------------------------------
1044 - add classes for standard scoreing. Remove G    749 - add classes for standard scoreing. Remove G4ScorePrinter and G4Scorer.
1045   G4StandardScorer and G4StandardScoreTable m    750   G4StandardScorer and G4StandardScoreTable may be used as replacement.
1046   The source file G4StandardScorer.cc may be  << 751   The source file G4StandardScorer.cc may be found in 
1047   extended/examples/B09/src because it needs     752   extended/examples/B09/src because it needs to acces the
1048   G4EventManager.                                753   G4EventManager.
1049                                                  754 
1050 Jun   13, 2002 M.Dressel transport-V04-00-09  << 755 Jun   13, 2002 M.Dressel transport-V04-00-09 
1051 ---------------------------------------------    756 ---------------------------------------------
1052 - add classes for creating and printing talli    757 - add classes for creating and printing tallies.
1053                                                  758 
1054 May   31, 2002  M.Dressel transport-V04-00-08    759 May   31, 2002  M.Dressel transport-V04-00-08
1055 ---------------------------------------------    760 --------------------------------------------------------
1056 - made weight window sampling to apply only a    761 - made weight window sampling to apply only at inital track step 1.
1057                                                  762 
1058 May   31, 2002  M.Dressel transport-V04-00-07    763 May   31, 2002  M.Dressel transport-V04-00-07
1059 ---------------------------------------------    764 --------------------------------------------------------
1060 - bug fix in G4PArallelScoreSampler.cc and re    765 - bug fix in G4PArallelScoreSampler.cc and remove Warning from
1061   ParallelTransport.                             766   ParallelTransport.
1062                                                  767 
1063 May   31, 2002  M.Dressel transport-V04-00-06    768 May   31, 2002  M.Dressel transport-V04-00-06
1064 ---------------------------------------------    769 --------------------------------------------------------
1065 - renaming of the Manager classes to Sampler  << 770 - renaming of the Manager classes to Sampler classes 
1066 - substitution of G4ParallelManager inside th    771 - substitution of G4ParallelManager inside the Sampler classes
1067                                                  772 
1068 May   30, 2002  M.Dressel                     << 773 May   30, 2002  M.Dressel 
1069 ---------------------------------------------    774 --------------------------------------------------------
1070 - chamged G4VImportanceScoreConstructor to G4    775 - chamged G4VImportanceScoreConstructor to G4VSampler
1071                                                  776 
1072 May   30, 2002  M.Dressel                     << 777 May   30, 2002  M.Dressel 
1073 ---------------------------------------------    778 --------------------------------------------------------
1074 - all the ImportanceScoreManagers derive form << 779 - all the ImportanceScoreManagers derive form 
1075   G4VImportanceScoreConstructor               << 780   G4VImportanceScoreConstructor 
1076                                                  781 
1077 May   30, 2002  M.Dressel internal-3-transpor    782 May   30, 2002  M.Dressel internal-3-transport-V04-00-05
1078 ---------------------------------------------    783 --------------------------------------------------------
1079 - changes in Importance Manager constructors, << 784 - changes in Importance Manager constructors, G4ImportanceAlgorithm as 
1080   pointer                                        785   pointer
1081                                                  786 
1082 May   29, 2002  M.Dressel internal-2-transpor    787 May   29, 2002  M.Dressel internal-2-transport-V04-00-05
1083 ---------------------------------------------    788 --------------------------------------------------------
1084 - bug fix in G4PImportanceWWindowScoreManager    789 - bug fix in G4PImportanceWWindowScoreManager.cc
1085   and G4ParallelImportanceManager.hh.            790   and G4ParallelImportanceManager.hh.
1086                                                  791 
1087 May   24, 2002  M.Dressel internal-1-transpor    792 May   24, 2002  M.Dressel internal-1-transport-V04-00-05
1088 -------------------------                        793 -------------------------
1089 - Change in G4VProcessPlacer and G4ProcessPla    794 - Change in G4VProcessPlacer and G4ProcessPlacer: add member function
1090   RemoveProcess to properly remove a process.    795   RemoveProcess to properly remove a process.
1091 - Add classes for wieght window biasing.         796 - Add classes for wieght window biasing.
1092                                                  797 
1093                                                  798 
1094 May   02, 2002  M.Dressel                     << 799 May   02, 2002  M.Dressel 
1095 -------------------------                        800 -------------------------
1096 - Change in G4ProcessPlacer: set process vect << 801 - Change in G4ProcessPlacer: set process vector via process manager not 
1097   directly.                                   << 802   directly. 
1098 - Change in G4ParallelTranport: use StartTrac    803 - Change in G4ParallelTranport: use StartTracking to signal inital step.
1099   This should help to locate "suspended" trac    804   This should help to locate "suspended" tracks.
1100                                                  805 
1101 April 24, 2002  G.Cosmo - transport-V04-00-05    806 April 24, 2002  G.Cosmo - transport-V04-00-05
1102 -----------------------                          807 -----------------------
1103 - Added G4DEBUG_TRANSPORT flag in GNUmakefile    808 - Added G4DEBUG_TRANSPORT flag in GNUmakefile and (on suggestionh of
1104   J.Apostolakis) replaced to G4VERBOSE in G4T    809   J.Apostolakis) replaced to G4VERBOSE in G4Transportation::PostStepDoIt()
1105   for extra-check on volume boundary.            810   for extra-check on volume boundary.
1106   Issues addressed by problem report #130 sho    811   Issues addressed by problem report #130 should now be resolved.
1107                                                  812 
1108 April 10, 2002  M.Dressel - transport-V04-00-    813 April 10, 2002  M.Dressel - transport-V04-00-04
1109 -------------------------                        814 -------------------------
1110 - Added comments to headers of transportation    815 - Added comments to headers of transportation classes and managers for
1111   importance biasing, to fullfill Software Re    816   importance biasing, to fullfill Software Reference Manual.
1112                                                  817 
1113 Apr 9, 2002 G.Cosmo                              818 Apr 9, 2002 G.Cosmo
1114 -------------------                              819 -------------------
1115 - Added liability disclaimer to scorer classe    820 - Added liability disclaimer to scorer classes and minor cosmetics.
1116                                                  821 
1117 Apr 8, 2002 M.Dressel - transport-V04-00-03      822 Apr 8, 2002 M.Dressel - transport-V04-00-03
1118 ---------------------                            823 ---------------------
1119 - Resolved compilation problems on HP-aCC.       824 - Resolved compilation problems on HP-aCC.
1120                                                  825 
1121 Apr 4, 2002 M.Dressel - transport-V04-00-02      826 Apr 4, 2002 M.Dressel - transport-V04-00-02
1122 ---------------------                            827 ---------------------
1123 - Cleaned compilation problems for G4std/std.    828 - Cleaned compilation problems for G4std/std.
1124                                                  829 
1125 Apr 4, 2002 M.Dressel - transport-V04-00-01      830 Apr 4, 2002 M.Dressel - transport-V04-00-01
1126 ---------------------                            831 ---------------------
1127 - Resolved compilation problems on SUN-CC and    832 - Resolved compilation problems on SUN-CC and Linux-egcs.
1128                                                  833 
1129 Mar  28, 2002 M.Dressel - transport-V04-00-00    834 Mar  28, 2002 M.Dressel - transport-V04-00-00
1130 -----------------------                          835 -----------------------
1131 - First implementation of transportation clas    836 - First implementation of transportation classes and managers for importance
1132   biasing and scoring. Co-works with "geometr    837   biasing and scoring. Co-works with "geometry-V04-00-01".
1133                                                  838 
1134 Mar  25, 2002 G.Cosmo                            839 Mar  25, 2002 G.Cosmo
1135 ---------------------                            840 ---------------------
1136 - Added dependency to new module geometry/bia    841 - Added dependency to new module geometry/biasing in GNUmakefile.
1137                                                  842 
1138 Dec   8, 2001 J.Apostolakis - transport-V03-0    843 Dec   8, 2001 J.Apostolakis - transport-V03-02-07
1139 ---------------------------                      844 ---------------------------
1140 - Activated the killing of 'looping' particle    845 - Activated the killing of 'looping' particles -- to be used also to
1141   abandon (kill) particles that are stuck (eg    846   abandon (kill) particles that are stuck (eg at boundaries).
1142   [ Fix for problems of stuck particles repor    847   [ Fix for problems of stuck particles reported by CMS (P.Arce),
1143     and Atlas (A.Del'Acqua, A.Rimoldi) ]      << 848     and Atlas (A.Del'Acqua, A.Rimoldi) ] 
1144                                                  849 
1145 Nov  28, 2001 J.Apostolakis - transport-V03-0    850 Nov  28, 2001 J.Apostolakis - transport-V03-02-06
1146 ---------------------------                      851 ---------------------------
1147 - Fix for the new updating of the time for fi << 852 - Fix for the new updating of the time for fields -- correcting previous 
1148   tag.  By keeping account whether the field  << 853   tag.  By keeping account whether the field changes the energy (and 
1149   therefore the velocity) in the field manage    854   therefore the velocity) in the field manager.
1150                                                  855 
1151   Requires and co-works with                     856   Requires and co-works with
1152    - "field-V03-02-07"                        << 857    - "field-V03-02-07" 
1153    - "geomvol-V03-02-02"                         858    - "geomvol-V03-02-02"
1154   in order to compile (let alone have any eff    859   in order to compile (let alone have any effect.)
1155                                                  860 
1156 Nov  10, 2001 J.Apostolakis - transport-V03-0    861 Nov  10, 2001 J.Apostolakis - transport-V03-02-05
1157 ---------------------------                      862 ---------------------------
1158 - Motivated by the use case of an Electric Fi    863 - Motivated by the use case of an Electric Field,
1159    * in order to achieve reasonable accuracy     864    * in order to achieve reasonable accuracy in time integration,
1160    * and to enable fields that vary with the     865    * and to enable fields that vary with the global time
1161   changed Transportation to try to obtain the    866   changed Transportation to try to obtain the delta_time from FieldTrack.
1162   Co-works with and requires "field-V03-02-03    867   Co-works with and requires "field-V03-02-03" to have any effect.
1163                                                  868 
1164 Nov   9, 2001   G. Cosmo - transport-V03-02-0    869 Nov   9, 2001   G. Cosmo - transport-V03-02-04
1165 ------------------------                         870 ------------------------
1166 - Fix in G4Transportation.cc for initialisati    871 - Fix in G4Transportation.cc for initialisation of touchable handle.
1167                                                  872 
1168 Nov   8, 2001   G. Cosmo - transport-V03-02-0    873 Nov   8, 2001   G. Cosmo - transport-V03-02-03
1169 ------------------------                         874 ------------------------
1170 - Introduced changes to G4Transportation for     875 - Introduced changes to G4Transportation for reference-counted
1171   touchables (R.Chytracek). Added methods Get    876   touchables (R.Chytracek). Added methods GetFreeTouchable() and
1172   SetTheOtherTouchableFree(G4VTouchable*).       877   SetTheOtherTouchableFree(G4VTouchable*).
1173                                                  878 
1174 Nov   6, 2001   J. Apostolakis - transport-V0    879 Nov   6, 2001   J. Apostolakis - transport-V03-02-02
1175 ------------------------------                   880 ------------------------------
1176 - Added protection in G4Transportation::Along    881 - Added protection in G4Transportation::AlongStepGPIL for messaging
1177   "ResestStepEstimate" of ChordFinder for the    882   "ResestStepEstimate" of ChordFinder for the case there is no global field.
1178   ** NOTE this is not a perfect resolution (s    883   ** NOTE this is not a perfect resolution (see NOTE in log file). **
1179   --> Thanks to Radovan Chytracek for reporti    884   --> Thanks to Radovan Chytracek for reporting this problem (move to file log)
1180                                                  885 
1181 Aug  16, 2001   J. Apostolakis - transport-V0    886 Aug  16, 2001   J. Apostolakis - transport-V03-02-01
1182 ------------------------------                   887 ------------------------------
1183 - Tagged. (This tag requires field-V03-02-00)    888 - Tagged. (This tag requires field-V03-02-00)
1184                                                  889 
1185 Aug  16, 2001   J. Apostolakis                   890 Aug  16, 2001   J. Apostolakis
1186 ------------------------------                   891 ------------------------------
1187 - Erasing state information from previous tra    892 - Erasing state information from previous track at the first step of
1188   each track.  (-> this is required to ensure    893   each track.  (-> this is required to ensure repeatability)
1189   This should eliminate any non-repeatability    894   This should eliminate any non-repeatability due to the propagation
1190   in field.                                      895   in field.
1191   ( Requires updated version of G4ChordFinder    896   ( Requires updated version of G4ChordFinder )
1192                                                  897 
1193 Jul  19, 2001   G. Cosmo  transport-V03-02-00    898 Jul  19, 2001   G. Cosmo  transport-V03-02-00
1194 ------------------------                         899 ------------------------
1195 - Synchronised with CVS HEAD after introducti    900 - Synchronised with CVS HEAD after introduction of warrenty disclaimer.
1196 - Modified author list in G4Transportation (P    901 - Modified author list in G4Transportation (P.Gumplinger).
1197                                                  902 
1198 Apr  11, 2001   J. Apostolakis   transport-V0    903 Apr  11, 2001   J. Apostolakis   transport-V03-01-02
1199 ------------------------------                   904 ------------------------------
1200 - Corrected the last update of G4Transportati << 905 - Corrected the last update of G4Transportation.cc, which overwrote the 
1201   value of the spin in the cases where a part    906   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.   << 907   or a charged particle was not in a field. 
1203                                                  908 
1204 Apr  11, 2001   P. Gumplinger   transport-V03    909 Apr  11, 2001   P. Gumplinger   transport-V03-01-01
1205 -----------------------------                    910 -----------------------------
1206 - Updated G4Transportation.cc to make spin tr    911 - Updated G4Transportation.cc to make spin tracking work correctly:
1207   o Replaced the line originally commented ou    912   o Replaced the line originally commented out:
1208       // fTransportEndPolarization= aFieldTra    913       // fTransportEndPolarization= aFieldTrack.GetSpin() ; // Not yet possible
1209     with:                                     << 914     with: 
1210       fTransportEndSpin = aFieldTrack.GetSpin    915       fTransportEndSpin = aFieldTrack.GetSpin();
1211   o Added to the AlongStepDoIt() the followin    916   o Added to the AlongStepDoIt() the following call:
1212       fParticleChange.SetPolarizationChange(f    917       fParticleChange.SetPolarizationChange(fTransportEndSpin);
1213                                                  918 
1214 Mar  19, 2001   J. Apostolakis  transport-V03    919 Mar  19, 2001   J. Apostolakis  transport-V03-00-01
1215 ------------------------------                   920 ------------------------------
1216 - G4Transportation modified to use new FieldT    921 - G4Transportation modified to use new FieldTrack, and get Kinetic
1217   Energy from it.                             << 922   Energy from it. 
1218   This new FieldTrack together with changes i    923   This new FieldTrack together with changes in associated Equation of Motion
1219   classes implement the momentum vector as in    924   classes implement the momentum vector as independent variable in place of
1220   the velocity.                               << 925   the velocity. 
1221   So this tag requires                        << 926   So this tag requires 
1222   - new geometry/magneticfield tag "field-V03 << 927   - new geometry/magneticfield tag "field-V03-00-01",  and 
1223   - new geometry/volumes  tag "geomvol-V03-00    928   - new geometry/volumes  tag "geomvol-V03-00-03" for new
1224     G4PropagatorInField ().                      929     G4PropagatorInField ().
1225                                                  930 
1226 Feb  27, 2001   J. Apostolakis  (transport-V0    931 Feb  27, 2001   J. Apostolakis  (transport-V03-00-00)
1227 ------------------------------                   932 ------------------------------
1228 - G4Transportation.cc:                           933 - G4Transportation.cc:
1229   *   Modified calculation of energy at the e    934   *   Modified calculation of energy at the end of field step
1230        to make it more accurate at low veloci    935        to make it more accurate at low velocities,
1231        (while remaining correct at high gamma << 936        (while remaining correct at high gammas). 
1232   This improves the energy determination.     << 937   This improves the energy determination. 
1233   Together with electromagnetic/standard tag     938   Together with electromagnetic/standard tag  "stand-V03-00-03"
1234   this addresses the main problem in propagat    939   this addresses the main problem in propagating in an electric field
1235   (Problem report # 108 )                        940   (Problem report # 108 )
1236                                                  941 
1237 Sep  22, 2000   V. Grichine (transport-V02-00    942 Sep  22, 2000   V. Grichine (transport-V02-00-00)  [recorded by G.Cosmo]
1238 ---------------------------                      943 ---------------------------
1239 - G4Transportation.cc:                           944 - G4Transportation.cc:
1240   o added formula for Tkin corresponding dire    945   o added formula for Tkin corresponding directly to
1241     relativistic definition of Tkin = Etot -     946     relativistic definition of Tkin = Etot - mc^2 = mc^2(gamma -1),
1242     where gamma is a particle Lorentz factor.    947     where gamma is a particle Lorentz factor.
1243   o general cosmetics.                           948   o general cosmetics.
1244                                                  949 
1245 Jun  19, 2000   J. Apostolakis  (transport-V0    950 Jun  19, 2000   J. Apostolakis  (transport-V01-01-02)
1246 ------------------------------                   951 ------------------------------
1247 - G4Transportation.cc: Set the True Step Leng    952 - G4Transportation.cc: Set the True Step Length in G4Transportation.cc
1248 - Cosmetic:  updated other files to the head,    953 - Cosmetic:  updated other files to the head, as there were no differences
1249   from it (CVS headers).                         954   from it (CVS headers).
1250                                                  955 
1251 May  15, 2000   J. Apostolakis  (transport-V0    956 May  15, 2000   J. Apostolakis  (transport-V01-01-01)
1252 ------------------------------                   957 ------------------------------
1253 - G4Transportation.cc:  Set the material in m    958 - G4Transportation.cc:  Set the material in materialChange, in order to get
1254   correct behaviour for volumes that paramete    959   correct behaviour for volumes that parameterise the material.
1255   (Fix is dependant on changes to particleCha    960   (Fix is dependant on changes to particleChangeForTransport and StepPoint)
1256 - Modified setting of touchable change, in or    961 - Modified setting of touchable change, in order to preserve const-ness where
1257   it exists.                                     962   it exists.
1258                                                  963 
1259 Nov  25, 1999   J. Apostolakis  (transport-V0    964 Nov  25, 1999   J. Apostolakis  (transport-V00-01-01)
1260 ------------------------------                   965 ------------------------------
1261 - G4Transportation.cc: Added protection for t    966 - G4Transportation.cc: Added protection for the case of a zero step (when
1262   there is a field)                              967   there is a field)
1263 - G4UserSpecialCuts: protection to use min ra    968 - G4UserSpecialCuts: protection to use min range and min kinE only for
1264   charged particles.                             969   charged particles.
1265                                                  970 
1266 June  9, 1999   J. Apostolakis  (transport-01    971 June  9, 1999   J. Apostolakis  (transport-01-00-02)
1267 ------------------------------                   972 ------------------------------
1268 - Added a protection so that full relocation     973 - Added a protection so that full relocation is not used for very small moves.
1269                                                  974 
1270 Dec   4, 1998   J. Apostolakis  (transport-00    975 Dec   4, 1998   J. Apostolakis  (transport-00-04-01)
1271 ------------------------------                   976 ------------------------------
1272 - The Velocity Vector for Transport in a magn    977 - The Velocity Vector for Transport in a magnetic field is now set correctly.
1273   (previously the scalar velocity was automat    978   (previously the scalar velocity was automatically promoted to a 3-vector)
1274                                                  979 
1275 Nov  25, 1998  J. Apostolakis                 << 980 Nov  25, 1998  J. Apostolakis   
1276 -----------------------------                    981 -----------------------------
1277 - Added the direction to  LocateGlobalPointAn    982 - Added the direction to  LocateGlobalPointAndUpdateTouchable.
1278                                                  983 
1279 Nov  19, 1998   J. Apostolakis  (transport-00    984 Nov  19, 1998   J. Apostolakis  (transport-00-03-04)
1280 ------------------------------                   985 ------------------------------
1281 - Fixes:                                         986 - Fixes:
1282   1) The final energy is set equal to the ini    987   1) The final energy is set equal to the initial energy, because
1283      the PropagatorInField does not calculate    988      the PropagatorInField does not calculate it correctly yet.  NEEDS Fix
1284   2) If the requested step size is zero and s    989   2) If the requested step size is zero and safety is zero,  the
1285      step is now considered geometry limited.    990      step is now considered geometry limited.  (This can happen
1286      if a discrete process tries to take a  s    991      if a discrete process tries to take a  step that is very small
1287      compared to the mean free path.)  Proble    992      compared to the mean free path.)  Problem observed by Laszlo in EM tests.
1288   3) PostStepGetInteractionLength now returns    993   3) PostStepGetInteractionLength now returns DBL_MAX, not kInfinity.
1289                                                  994 
1290 Nov  11, 1998   J. Apostolakis  (transport-00    995 Nov  11, 1998   J. Apostolakis  (transport-00-03-03)
1291 ------------------------------                   996 ------------------------------
1292 - Changes to accomodate new interface of Fiel << 997 - Changes to accomodate new interface of Field: 
1293   G4PropagatorInField and G4FieldTrack.          998   G4PropagatorInField and G4FieldTrack.
1294                                                  999 
1295 Oct  30, 1998  J. Apostolakis   (transport-00    1000 Oct  30, 1998  J. Apostolakis   (transport-00-03-02)
1296 -----------------------------                    1001 -----------------------------
1297 - In the case of magnetic field, a flag that     1002 - In the case of magnetic field, a flag that determines whether the
1298   geometry limited the step was not set.         1003   geometry limited the step was not set.
1299                                                  1004 
1300 Sep  16, 1998  J. Apostolakis   (transport-00    1005 Sep  16, 1998  J. Apostolakis   (transport-00-03-01)
1301 -----------------------------                    1006 -----------------------------
1302 - Checks whether the particle is out of the w    1007 - Checks whether the particle is out of the world volume,
1303   if so it has exited and must be killed.        1008   if so it has exited and must be killed.
1304                                                  1009 
1305 Aug  28, 1998  J. Apostolakis                 << 1010 Aug  28, 1998  J. Apostolakis 
1306 -----------------------------                    1011 -----------------------------
1307 - The PostStepGetPhysicalInteractionLength ha    1012 - The PostStepGetPhysicalInteractionLength has fixed (to return kInf)
1308   The boolean flags for touchables are now in    1013   The boolean flags for touchables are now initialised. & Other small fixes ?
1309   Test code for non-relocating case added (fo    1014   Test code for non-relocating case added (for debugging).
1310                                                  1015 
1311 June 08, 1998   J. Apostolakis  (trans-06-04)    1016 June 08, 1998   J. Apostolakis  (trans-06-04)
1312 ------------------------------                   1017 ------------------------------
1313 - Corrected Safety computation for the case o    1018 - Corrected Safety computation for the case of the field (adding endpoint
1314   distance instead of curve length.)          << 1019   distance instead of curve length.) 
1315 - Added PostStepDoIt method that tries to rel    1020 - Added PostStepDoIt method that tries to relocate the particle using
1316   G4ParticleChangeForTransport                   1021   G4ParticleChangeForTransport
1317 - Transportation is no longer a G4ContinuousP << 1022 - Transportation is no longer a G4ContinuousProcess. 
1318                                                  1023 
1319 June 08, 1998   J. Apostolakis  (trans-06-03)    1024 June 08, 1998   J. Apostolakis  (trans-06-03)
1320 ------------------------------                   1025 ------------------------------
1321 - Modified it to recomputate Safety at the st    1026 - Modified it to recomputate Safety at the start of a step.  To do this
1322   it uses the previous step's  calculated saf    1027   it uses the previous step's  calculated safety and endpoint.
1323                                                  1028 
1324 June 08, 1998   J. Apostolakis  (trans-06-02)    1029 June 08, 1998   J. Apostolakis  (trans-06-02)
1325 ------------------------------                   1030 ------------------------------
1326 - Modified it to add re-computation of Safety    1031 - Modified it to add re-computation of Safety at the endpoint of a step,
1327   when the safety would become negative.  Thi    1032   when the safety would become negative.  This is done to allow processes
1328   to benefit from a realistic (geometrical) v    1033   to benefit from a realistic (geometrical) value of the safety.  The
1329   request to do this was from EM physics         1034   request to do this was from EM physics
1330                                                  1035 
1331 June 03, 1998   J. Apostolakis  (trans-06-01)    1036 June 03, 1998   J. Apostolakis  (trans-06-01)
1332 ------------------------------                   1037 ------------------------------
1333 - The safety we is now generalised to mean th    1038 - The safety we is now generalised to mean the limit of assumption of all
1334   processes. The AlongStepGPIL input value is    1039   processes. The AlongStepGPIL input value is not the remainder from the
1335   previous step's geometrical safety.            1040   previous step's geometrical safety.
1336   So the transportation must recalculate the     1041   So the transportation must recalculate the starting point's safety here.
1337   As a zeroeth order approximation we set it     1042   As a zeroeth order approximation we set it to zero.
1338                                                  1043 
1339 April 17, 1998  M. Maire      [recorded by Jo    1044 April 17, 1998  M. Maire      [recorded by John Apostolakis]
1340 ------------------------                         1045 ------------------------
1341 - A new process, G4UserSpecialCuts, was added    1046 - A new process, G4UserSpecialCuts, was added to allow the
1342   user an alternative method to set some user    1047   user an alternative method to set some user cuts.
1343                                                  1048 
1344 April 15, 1998  H. Kurasige   [recorded by Jo    1049 April 15, 1998  H. Kurasige   [recorded by John Apostolakis]
1345 ---------------------------                      1050 ---------------------------
1346 - The transportation does the absolute minimu << 1051 - The transportation does the absolute minimum required to conform to 
1347   the new scheme for ParticleChange: G4VParti << 1052   the new scheme for ParticleChange: G4VParticleChange is used in signature. 
1348   [ But default G4ParticleChange is still use << 1053   [ But default G4ParticleChange is still used ]. 
1349                                                  1054 
1350 April 14, 1998  John Apostolakis                 1055 April 14, 1998  John Apostolakis
1351 --------------------------------                 1056 --------------------------------
1352 - History file Created                           1057 - History file Created