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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 11.0.p1)


  1 # Category transport History                   <<   1 -------------------------------------------------------------------
  2                                                     2 
  3 See `CONTRIBUTING.rst` for details of **requir <<   3      =========================================================
  4 which **must** added in reverse chronological  <<   4      Geant4 - an Object-Oriented Toolkit for Simulation in HEP
  5 It must **not** be used as a substitute for wr <<   5      =========================================================
  6                                                <<   6 
  7 ---------------------------------------------- <<   7                       Category History file
  8                                                <<   8                       ---------------------
  9 ## 2024-10-08 Jonas Hahnfeld (transport-V11-02 <<   9 This file should be used by G4 developers and category coordinators
 10 - Introduce `TRANSPORTATION_WITH_MSC` process  <<  10 to briefly summarize all major modifications introduced in the code
 11                                                <<  11 and keep track of all category-tags.
 12 ## 2023-01-26 John Apostolakis (transport-V11- <<  12 It DOES NOT substitute the  CVS log-message one should put at every
 13 - Added a method to set both warning & importa <<  13 committal in the CVS repository !
 14   Added method to report lock errors.          <<  14 
 15   Improve reporting of inconsistent changes of <<  15      ----------------------------------------------------------
 16     (not only enforce warning_E < important_E  <<  16      * Reverse chronological order (last date on top), please *
 17                                                <<  17      ----------------------------------------------------------
 18 ## 2023-01-25 John Apostolakis (transport-V11- << 
 19 - Fix unwanted change of default looper parame << 
 20   ( Reversed inadvertent creation of G4Transpo << 
 21     calls to G4Transportation constructor.)    << 
 22                                                << 
 23 ## 2023-01-09 Jonas Hahnfeld (transport-V11-01 << 
 24 - Fix compilation warning about unused variabl << 
 25                                                << 
 26 ## 2022-11-25 Gabriele Cosmo (transport-V11-00 << 
 27 - Removed debug printouts in G4Transportation. << 
 28                                                << 
 29 ## 2022-11-23 Gabriele Cosmo (transport-V11-00 << 
 30 - Fixed compilation warnings for implicit type << 
 31                                                << 
 32 ## 2022-11-10 John Apostolakis (transport-V11- << 
 33 - New class G4TransporationParameters to hold  << 
 34   This is a class to be created in master and  << 
 35   parameters for G4Transportation and derived  << 
 36   * G4Transporation's  constructor checks for  << 
 37     instance. If found, its values will be ass << 
 38     data members of G4Transporation.           << 
 39     This behaviour is inherited by subclasses  << 
 40   * The (default) 'instance' of G4Transportati << 
 41     shared by all threads, and used for all pa << 
 42     These values could be subsequently changed << 
 43   * The G4TransporationParameters object (inst << 
 44     ( Future extensions are envisioned that al << 
 45       to be associated with a separate instanc << 
 46       to one or more particle types, e.g. elec << 
 47                                                << 
 48 ## 2022-10-05 Gabriele Cosmo (transport-V11-00 << 
 49 - Fixed compilation warnings on Intel/icx comp << 
 50   but not used.                                << 
 51                                                << 
 52 ## 2022-05-18 Gabriele Cosmo (transport-V11-00 << 
 53 - `G4Transportation`, `G4CoupledTransportation << 
 54   operator instead of logical.                 << 
 55                                                << 
 56 ## 2022-05-11 Jonas Hahnfeld (transport-V11-00 << 
 57 - `G4Transportation`: Remove non-working check << 
 58 - Remove `PUBLIC` dependency on `G4magneticfie << 
 59                                                << 
 60 ## 2022-04-24 Vladimir Ivanchenko (transport-V << 
 61 - moved G4UserSpecialCuts to physics_lists/con << 
 62 - GNUmakefile, source.cmake - removed dependen << 
 63                                                << 
 64 ## 2022-04-20 Jonas Hahnfeld (transport-V11-00 << 
 65 - `G4CoupledTransportation`: Set flags from `G << 
 66   * Replace `fFirstStepInAnyVolume` with `fFir << 
 67   * Replace `fAnyGeometryLimitedStep` with `fG << 
 68   * Remove wrong check in case of zero steps   << 
 69 - `G4Transportation`:                          << 
 70   * Remove wrong check in case of zero steps   << 
 71   * Set step status on volume boundary         << 
 72                                                << 
 73 ## 2022-01-17 Jonas Hahnfeld (transport-V11-00 << 
 74 - Remove useless `const_cast` of `G4VSensitive << 
 75                                                << 
 76 ## 2022-01-05 Jonas Hahnfeld (transport-V11-00 << 
 77 - `G4CoupledTransportation`:                   << 
 78   * Use new constant `G4TransportationManager: << 
 79   * Inherit from `G4Transportation`, remove du << 
 80                                                << 
 81 ## 2021-12-10 Ben Morgan (transport-V11-00-00) << 
 82 - Change to new Markdown History format        << 
 83                                                << 
 84 ---                                            << 
 85                                                << 
 86 # History entries prior to 11.0                << 
 87                                                    18 
 88 Sep 23rd 2021, Alberto Ribon transport-V10-07-     19 Sep 23rd 2021, Alberto Ribon transport-V10-07-03
 89 ----------------------------                       20 ----------------------------
 90 - Added PARALLEL_WORLD_PROCESS to G4Transporta     21 - Added PARALLEL_WORLD_PROCESS to G4TransportationProcessType
 91   (to avoid hardwired value "491" in the const     22   (to avoid hardwired value "491" in the constructor of class
 92    G4ParallelWorldProcess).                        23    G4ParallelWorldProcess).
 93                                                    24 
 94 Apr 16th 2021, Ben Morgan transport-V10-07-02      25 Apr 16th 2021, Ben Morgan transport-V10-07-02
 95 -------------------------                          26 -------------------------
 96 - Migrate build to modular CMake API               27 - Migrate build to modular CMake API
 97                                                    28 
 98 Feb 24th 2021, G. Cosmo transport-V10-07-01        29 Feb 24th 2021, G. Cosmo transport-V10-07-01
 99 -----------------------                            30 -----------------------
100 - Enable setting of smooth curved trajectories     31 - Enable setting of smooth curved trajectories to particle-change in
101   G4CoupledTransportation::AlongStepDoIt(), wh     32   G4CoupledTransportation::AlongStepDoIt(), which was commented out by
102   mistake. Based on discussion in Geant4 Forum     33   mistake. Based on discussion in Geant4 Forum thread #4271.
103                                                    34 
104 Dec 16th 2020, G. Amadio transport-V10-07-00       35 Dec 16th 2020, G. Amadio transport-V10-07-00
105 ------------------------                           36 ------------------------
106 - Limit reporting of number of calls to G4Tran     37 - Limit reporting of number of calls to G4Transportation::AlongStepDoIt()
107   to when either G4VERBOSE or G4DEBUG_TRANSPOR     38   to when either G4VERBOSE or G4DEBUG_TRANSPORT is defined, which allows to
108   avoid using a thread local variable for a sl     39   avoid using a thread local variable for a slight performance gain.
109                                                    40 
110 Oct 26th 2020, G. Amadio & J.Apostolakis trans     41 Oct 26th 2020, G. Amadio & J.Apostolakis transport-V10-06-00
111 ----------------------------------------           42 ----------------------------------------
112 - A substantial reorganisation of G4Transporta     43 - A substantial reorganisation of G4Transportation::AlongStepGPIL
113   to use values already in cache, reduce the n     44   to use values already in cache, reduce the number of branches, and
114   use extra local variables for track properti     45   use extra local variables for track properties to avoid indirections.
115   The method is one of the heaviest in many ty     46   The method is one of the heaviest in many types of simulation workloads.
116   Profiling identified a persistent reduction      47   Profiling identified a persistent reduction in misses of instruction-TLB
117   loads after these changes.                       48   loads after these changes.
118                                                    49 
119 Nov  1st 2019, J.Apostolakis transport-V10-05-     50 Nov  1st 2019, J.Apostolakis transport-V10-05-02
120 ----------------------------                       51 ----------------------------
121 - Optimisation in G4Transportation and G4Coupl     52 - Optimisation in G4Transportation and G4CoupledTransportation:
122   Avoid calling user field manager's Configure     53   Avoid calling user field manager's ConfigureForTrack method,
123   except if particle is charged, or forces fro     54   except if particle is charged, or forces from magnetic moment
124   or gravity are enabled.                          55   or gravity are enabled.
125                                                    56 
126   * Introduces new common 'flag' in G4(Coupled     57   * Introduces new common 'flag' in G4(Coupled)Transportation
127       to enable gravity fields.                    58       to enable gravity fields.
128     The following static method must be called     59     The following static method must be called if the application uses
129     gravity fields:                                60     gravity fields:
130        G4Transportation::EnableGravity(G4bool      61        G4Transportation::EnableGravity(G4bool useGravity)
131                                                    62 
132 - Added flag in G4Transportation/G4CoupledTran     63 - Added flag in G4Transportation/G4CoupledTransportation to
133    silence warning about looping tracks.           64    silence warning about looping tracks.
134                                                    65 
135 Aug 15th 2019, D.Sorokin transport-V10-05-01       66 Aug 15th 2019, D.Sorokin transport-V10-05-01
136 ------------------------                           67 ------------------------
137 - Enable relaxing of delta chord condition (to     68 - Enable relaxing of delta chord condition (to reduce looping particle
138     issue) for tracks below 'important' energy     69     issue) for tracks below 'important' energy threshold.
139                                                    70 
140 Aug 15th 2019, J.Apostolakis transport-V10-05-     71 Aug 15th 2019, J.Apostolakis transport-V10-05-00
141 ----------------------------                       72 ----------------------------
142 - G4Transportation and G4CoupledTransportation     73 - G4Transportation and G4CoupledTransportation: fix issues related to
143     resetting of looper flag and other state f     74     resetting of looper flag and other state for field propagation.
144     * Replaced check for 'Global' field with c     75     * Replaced check for 'Global' field with check for any field.
145       This is needed to ensure that propagator     76       This is needed to ensure that propagator-in-field state is
146       reset when the setup inludes only local      77       reset when the setup inludes only local fields.
147     * Ensure that looping flag is reset (false     78     * Ensure that looping flag is reset (false) when a force is not exerted
148       in G4CoupledTransportation::AlongStepGet     79       in G4CoupledTransportation::AlongStepGetPhysicalInteractionLength
149       ( Before it was overwritten afterwards.      80       ( Before it was overwritten afterwards. )
150                                                    81 
151    Addresses bugzilla Problem report 2144.         82    Addresses bugzilla Problem report 2144.
152    Thanks to Richard T. Jones (U. Conn) and La     83    Thanks to Richard T. Jones (U. Conn) and Laurie Nevay (RHUL) of the
153      GlueX experiment team.                        84      GlueX experiment team.
154                                                    85 
155 Nov 9th  2018, J.Apostolakis transport-V10-04-     86 Nov 9th  2018, J.Apostolakis transport-V10-04-13
156 ----------------------------                       87 ----------------------------
157 - G4Transportation and G4CoupledTransportation     88 - G4Transportation and G4CoupledTransportation:
158     Added method SetLowLooperThresholds for lo     89     Added method SetLowLooperThresholds for low-E applications.
159     Added method ReportLooperThresholds method     90     Added method ReportLooperThresholds method to print the values.
160 - G4CoupledTransportation: Additional statisti     91 - G4CoupledTransportation: Additional statistics for loopers
161      (to be same as G4Transportation).             92      (to be same as G4Transportation).
162 - G4TransportationLogger: New ReportLooperThre     93 - G4TransportationLogger: New ReportLooperThresholds() method.
163                                                    94 
164 Nov 9th  2018, G.Cosmo transport-V10-04-12         95 Nov 9th  2018, G.Cosmo transport-V10-04-12
165 ----------------------                             96 ----------------------
166 - Use G4cout to print statistics from G4[Coupl     97 - Use G4cout to print statistics from G4[Coupled]Transportation.
167                                                    98 
168 Nov 8th  2018, J.Apostolakis transport-V10-04-     99 Nov 8th  2018, J.Apostolakis transport-V10-04-11, 10
169 ----------------------------                      100 ----------------------------
170 - G4[Coupled]Transportation: Added extra simpl    101 - G4[Coupled]Transportation: Added extra simple statistics, print stats
171   at destruction:                                 102   at destruction:
172    * New stats: non-electrons loopers killed (    103    * New stats: non-electrons loopers killed (sum E, number, max E & its pdg)
173    * Record statistics for non-electron looper    104    * Record statistics for non-electron loopers killed:
174      - total energy                               105      - total energy
175      - maximum energy and the PDG of the type     106      - maximum energy and the PDG of the type of that track
176    * Statistics now printed by a new method,      107    * Statistics now printed by a new method,
177       and are printed also if verbose = 0  ( w    108       and are printed also if verbose = 0  ( was > 0 )
178    * Description method, to print key paramete    109    * Description method, to print key parameters (i.e. for loopers)
179                                                   110 
180 Nov 8th  2018, J.Apostolakis transport-V10-04-    111 Nov 8th  2018, J.Apostolakis transport-V10-04-09
181 ----------------------------                      112 ----------------------------
182 - G4Transportation & G4CoupledTransportation:     113 - G4Transportation & G4CoupledTransportation:
183   Summary:                                        114   Summary:
184      Restored old default energy thresholds fo    115      Restored old default energy thresholds for loopers - but only stable particles killed.
185   Full information:                               116   Full information:
186   * Added method SetHighLooperThresholds() to     117   * Added method SetHighLooperThresholds() to restore old default
187     parameters for killing looping particles:     118     parameters for killing looping particles:
188      - warning energy to 100 MeV ( particles b    119      - warning energy to 100 MeV ( particles below this killed silently )
189      - important energy to 250 MeV ( above, tr    120      - important energy to 250 MeV ( above, tracks are given multiple chances)
190   * Default constructors now use these high va    121   * Default constructors now use these high values.
191   * Added checks in SetMethods of looper param    122   * Added checks in SetMethods of looper parameters for the presence of Logger
192      to report error if logger is missing.        123      to report error if logger is missing.
193   * New auxiliary methods PushThresholdsToLogg    124   * New auxiliary methods PushThresholdsToLogger(), ReportMissingLogger()
194                                                   125 
195 Nov 7th  2018, J.Apostolakis transport-V10-04-    126 Nov 7th  2018, J.Apostolakis transport-V10-04-08, 07
196 ----------------------------                      127 ----------------------------
197 - G4Transportation & G4CoupledTransportation:     128 - G4Transportation & G4CoupledTransportation:
198   * Adjusted killing of looping particles, to     129   * Adjusted killing of looping particles, to apply only to stable particles.
199   * Unstable particles will be propagated inde    130   * Unstable particles will be propagated indefinitely.
200   * Added Printing the maximum energy and sum     131   * Added Printing the maximum energy and sum of energies of particles 'saved'
201     in G4(Coupled)Transportation destructor.      132     in G4(Coupled)Transportation destructor.
202                                                   133 
203 July 9th  2018, G.Cosmo transport-V10-04-06       134 July 9th  2018, G.Cosmo transport-V10-04-06
204 -----------------------                           135 -----------------------
205 - Minor code cleanup in G4[Coupled]Transportat    136 - Minor code cleanup in G4[Coupled]Transportation classes.
206   Use G4Exception for warnings, instead of str    137   Use G4Exception for warnings, instead of streaming to cout/cerr.
207                                                   138 
208 June 15th  2018, G.Cosmo transport-V10-04-05      139 June 15th  2018, G.Cosmo transport-V10-04-05
209 ------------------------                          140 ------------------------
210 - Fixed Coverity warnings...                      141 - Fixed Coverity warnings...
211                                                   142 
212 June 15th  2018, G.Cosmo transport-V10-04-04      143 June 15th  2018, G.Cosmo transport-V10-04-04
213 ------------------------                          144 ------------------------
214 - Fixed compilation errors on Windows.            145 - Fixed compilation errors on Windows.
215                                                   146 
216 June 14th  2018, J.Apostolakis transport-V10-0    147 June 14th  2018, J.Apostolakis transport-V10-04-03
217 ------------------------------                    148 ------------------------------
218 - New class G4TransportationLogger to consolid    149 - New class G4TransportationLogger to consolidate reports from the
219   Transportation processes. First step: it now    150   Transportation processes. First step: it now issues the warning Exception
220   for looping tracks. Added information on mat    151   for looping tracks. Added information on material density, step length.
221 - G4Transportation and G4CoupledTransportation    152 - G4Transportation and G4CoupledTransportation: changed default threshold from
222   0 to 1 keV for warning when abandoning loopi    153   0 to 1 keV for warning when abandoning looping tracks.
223   Tracks with less energy do not get reported.    154   Tracks with less energy do not get reported.
224   Use G4TransportationLogger to report looping    155   Use G4TransportationLogger to report looping tracks.
225                                                   156 
226 June  8th  2018, J.Apostolakis transport-V10-0    157 June  8th  2018, J.Apostolakis transport-V10-04-02
227 ------------------------------                    158 ------------------------------
228 - Fixed and improved reporting of looping trac    159 - Fixed and improved reporting of looping tracks.
229   Now issues warning and provides information     160   Now issues warning and provides information about position and momentum,
230   in addition to energy and its value at pre-s    161   in addition to energy and its value at pre-step point.
231                                                   162 
232 June  8th  2018, G.Cosmo transport-V10-04-01      163 June  8th  2018, G.Cosmo transport-V10-04-01
233 ------------------------                          164 ------------------------
234 - Some code cleanup in G4Transportation and G4    165 - Some code cleanup in G4Transportation and G4CoupledTransportation.
235   Removed few global static symbols introduced    166   Removed few global static symbols introduced in previous tag.
236                                                   167 
237 June  7th 2018, J.Apostolakis transport-V10-04    168 June  7th 2018, J.Apostolakis transport-V10-04-00
238 -----------------------------                     169 -----------------------------
239 - G4Transportation & G4CoupledTransportation:     170 - G4Transportation & G4CoupledTransportation: changed default values of two
240   thresholds related to the killing of looping    171   thresholds related to the killing of looping particles:
241      'Important' Energy: particles with MORE e    172      'Important' Energy: particles with MORE energy are killed ONLY after
242                          multiple steps (fThre    173                          multiple steps (fThresholdTrials) marked as 'looping'.
243      'Warning'   Energy: particles with LESS e    174      'Warning'   Energy: particles with LESS energy are killed SILENTLY
244      Intermediate value: particles between the    175      Intermediate value: particles between these energies are killed after
245                          one 'looping step' (w    176                          one 'looping step' (with warning.)
246   New values:  Warning_Energy= 0. Important_En    177   New values:  Warning_Energy= 0. Important_Energy= 1.0 * MeV
247   NOTES:                                          178   NOTES:
248    1) This can happen if a track's propagation    179    1) This can happen if a track's propagation in field requires a large
249       number of integration steps.  ( Default     180       number of integration steps.  ( Default number is 1000, and it is
250       accessed by G4PropagatorInField's  Get/S    181       accessed by G4PropagatorInField's  Get/Set MaxLoopCount() methods.)
251    2) Usually the material is vacuum or very l    182    2) Usually the material is vacuum or very low density material.
252       And particles have either low momentum o    183       And particles have either low momentum or momentum with a very small
253       component along the direction of the mag    184       component along the direction of the magnetic field (zero or nearly zero).
254                                                   185 
255   Improved reporting of the issue of dropped p    186   Improved reporting of the issue of dropped particles (above 'warning'
256   threshold'):                                    187   threshold'):
257     * Provide the type of particle and the pos    188     * Provide the type of particle and the position, in addition to
258       the energy (already).                       189       the energy (already).
259     * added recommendations for users if they     190     * added recommendations for users if they see the warning.
260       (these are printed only for the first 5     191       (these are printed only for the first 5 warnings).
261   Addressing problem report #2063.                192   Addressing problem report #2063.
262                                                   193 
263 November 22st 2017, V.Ivanchenko transport-V10    194 November 22st 2017, V.Ivanchenko transport-V10-03-04  (internal)
264 --------------------------------                  195 --------------------------------
265 - G4NeutronKiller: moved virtual methods from     196 - G4NeutronKiller: moved virtual methods from inline to source,
266   do not use generic <int> type, should not af    197   do not use generic <int> type, should not affect any result.
267                                                   198 
268 November 1st 2017, J.Apostolakis transport-V10    199 November 1st 2017, J.Apostolakis transport-V10-03-03
269 --------------------------------                  200 --------------------------------
270 - Small changes in G4Transportation - early se    201 - Small changes in G4Transportation - early set of 'First' flag.
271                                                   202 
272 August 28th 2017, G.Cosmo        transport-V10    203 August 28th 2017, G.Cosmo        transport-V10-03-02
273 --------------------------                        204 --------------------------
274 - Make appropriate setting/use of verbosity fr    205 - Make appropriate setting/use of verbosity from base class G4VProcess,
275   instead of re-defining/using local verbosity    206   instead of re-defining/using local verbosity flag in G4Transportation
276   and G4CoupledTransportation.                    207   and G4CoupledTransportation.
277   Addressing problem report #1999.                208   Addressing problem report #1999.
278                                                   209 
279 August 28th 2017, G.Cosmo        transport-V10    210 August 28th 2017, G.Cosmo        transport-V10-03-01
280 --------------------------------                  211 --------------------------------
281 - Fixed use of G4DEBUG_TRANSPORT flag in G4Cou    212 - Fixed use of G4DEBUG_TRANSPORT flag in G4CoupledTransportation.
282                                                   213 
283 August 25th 2017, J.Apostolakis transport-V10-    214 August 25th 2017, J.Apostolakis transport-V10-03-00
284 --------------------------------                  215 --------------------------------
285 - G4CoupledTransportation & G4Transportation:     216 - G4CoupledTransportation & G4Transportation: obtain equation of motion
286     using dedicated method of ProgatorInField.    217     using dedicated method of ProgatorInField.
287     Smaller code, and future proof.               218     Smaller code, and future proof.
288                                                   219 
289 February 12th 2015, J.Apostolakis transport-V1    220 February 12th 2015, J.Apostolakis transport-V10-01-03
290 --------------------------------                  221 --------------------------------
291 - G4CoupledTransportation:: Made SignifyStepIn    222 - G4CoupledTransportation:: Made SignifyStepInAnyVolume 'flag' static.
292     Stoped using IsLastStepInVolume for step l    223     Stoped using IsLastStepInVolume for step limitation.
293                                                   224 
294 January 20th 2015, J.Apostolakis transport-V10    225 January 20th 2015, J.Apostolakis transport-V10-01-02
295 --------------------------------                  226 --------------------------------
296 - G4CoupledTransportation: Added ability to id    227 - G4CoupledTransportation: Added ability to identify first step in a volume in either
297     the mass geometry or in any geometry.  Als    228     the mass geometry or in any geometry.  Also added flag for last step in a volume
298     in the mass geometry.                         229     in the mass geometry.
299     Extends fix of tag transport-V10-01-00.       230     Extends fix of tag transport-V10-01-00.
300                                                   231 
301   Since it is not clear whether user wants/nee    232   Since it is not clear whether user wants/needs to identify the first/last in
302     any geometry or just in the mass geometry,    233     any geometry or just in the mass geometry, allowing this to be a choice:
303   Configurable: whether the flag represents a     234   Configurable: whether the flag represents a first/last step in mass geometry
304   or any geometry (currently the default - wha    235   or any geometry (currently the default - what was the case for last step before).
305   Also depends in geomnav-V10-01-02 and track-    236   Also depends in geomnav-V10-01-02 and track-V10-01-00.
306   Addresses Bugzilla issue #1032.                 237   Addresses Bugzilla issue #1032.
307                                                   238 
308 January 10th 2014, M.Kelsey transport-V10-01-0    239 January 10th 2014, M.Kelsey transport-V10-01-01
309 ---------------------------                       240 ---------------------------
310 - G4Transportation.cc, G4CoupledTransportation    241 - G4Transportation.cc, G4CoupledTransportation: In
311   AlongStepGetPhysicalInteractionLength(), ini    242   AlongStepGetPhysicalInteractionLength(), initialize restMass data member
312   using G4DynamicParticle (as is used in DoIt)    243   using G4DynamicParticle (as is used in DoIt), not G4ParticleDefinition.
313   Resolves inconsistent kinematics when dynami    244   Resolves inconsistent kinematics when dynamic mass is measurably different
314   from "PDG" mass.                                245   from "PDG" mass.
315                                                   246 
316 December 17th 2014, J.Apostolakis transport-V1    247 December 17th 2014, J.Apostolakis transport-V10-01-00
317 ---------------------------------                 248 ---------------------------------
318 - G4Transportation: Added ability to identify     249 - G4Transportation: Added ability to identify last step in volume for the case of
319    propagation in field.                          250    propagation in field.
320    Requires use of tags in navigation (geomnav    251    Requires use of tags in navigation (geomnav-V10-01-02) and track (track-V10-01-00) .
321    Addresses Bugzilla issue #1032.                252    Addresses Bugzilla issue #1032.
322                                                   253 
323 November 21st 2014, J.Apostolakis transport-V1    254 November 21st 2014, J.Apostolakis transport-V10-00-06
324 --------------------------------- (corrected v    255 --------------------------------- (corrected version of transport-V10-00-04)
325 - Added initialization of G4CoupledTransportat    256 - Added initialization of G4CoupledTransportation data members (fixes Coverity issue 15280)
326   Renamed data member, to make its name canoni    257   Renamed data member, to make its name canonical.
327                                                   258 
328 October 15th 2014, M.Asai transport-V10-00-05     259 October 15th 2014, M.Asai transport-V10-00-05
329 -------------------------                         260 -------------------------
330 - G4CoupledTransportation is reverted to trans    261 - G4CoupledTransportation is reverted to transport-V10-00-03.
331 - G4Transportation and G4CoupledTransportation    262 - G4Transportation and G4CoupledTransportation : made data member
332   fUseMagneticMoment and its set method Enable    263   fUseMagneticMoment and its set method EnableUseMagneticMoment()
333   static.                                         264   static.
334                                                   265 
335 May   27st 2014, V.Ivanchenko transport-V10-00    266 May   27st 2014, V.Ivanchenko transport-V10-00-03
336 ------------------------------                    267 ------------------------------
337 - G4UserSpecialCuts - fixed trivial Coverity r    268 - G4UserSpecialCuts - fixed trivial Coverity report
338                                                   269 
339 May   21st 2014, J.Apostolakis transport-V10-0    270 May   21st 2014, J.Apostolakis transport-V10-00-02
340 ------------------------------                    271 ------------------------------
341 - Revised  AlongStepDoIt methods of G4Transpor    272 - Revised  AlongStepDoIt methods of G4Transportation and
342    G4CoupledTransportation:                       273    G4CoupledTransportation:
343    * Adapted to revised signature for G4FieldT    274    * Adapted to revised signature for G4FieldTrack constructors,
344      which now take PDG spin.                     275      which now take PDG spin.
345    * Changed to use different constructor for     276    * Changed to use different constructor for G4FieldTrack (no Velocity)
346    * Adapted to revised signature of G4ChargeS    277    * Adapted to revised signature of G4ChargeState constructor (PDG spin is
347      now 3rd argument and mandatory. )            278      now 3rd argument and mandatory. )
348                                                   279 
349 NOTE: Requires tag field-V10-00-03 of geometry    280 NOTE: Requires tag field-V10-00-03 of geometry/magneticfield
350                                                   281 
351                                                   282 
352 March 14th 2014, J.Apostolakis transport-V10-0    283 March 14th 2014, J.Apostolakis transport-V10-00-01
353 ------------------------------                    284 ------------------------------
354 - Fix time in case of zero step, in G4CoupledT    285 - Fix time in case of zero step, in G4CoupledTransportation.
355   This caused a 'going back in time' error, wh    286   This caused a 'going back in time' error, when a zero step occurred
356   in particular at the boundary of a parallel     287   in particular at the boundary of a parallel world volume when scoring.
357                                                   288 
358   > Corrects Issue 1017 in the Geant4 Problem     289   > Corrects Issue 1017 in the Geant4 Problem reporting System
359     http://bugzilla-geant4.kek.jp/show_bug.cgi    290     http://bugzilla-geant4.kek.jp/show_bug.cgi?id=1017
360                                                   291 
361   NOTE: Requires tag geomnav-V10-00-01            292   NOTE: Requires tag geomnav-V10-00-01
362                                                   293 
363 October 18th 2013, J.Apostolakis transport-V09    294 October 18th 2013, J.Apostolakis transport-V09-06-07
364 --------------------------------                  295 --------------------------------
365 - Initialize missing data members in G4Coupled    296 - Initialize missing data members in G4CoupledTransportation constructor
366   Addresses issue identified by Coverity.         297   Addresses issue identified by Coverity.
367                                                   298 
368 May 13th, 2013, G.Cosmo          transport-V09    299 May 13th, 2013, G.Cosmo          transport-V09-06-06
369 -----------------------                           300 -----------------------
370 - Removed left-over assert() calls in G4Couple    301 - Removed left-over assert() calls in G4CoupledTransportation.
371                                                   302 
372 May 9th, 2013, J.Apostolakis     transport-V09    303 May 9th, 2013, J.Apostolakis     transport-V09-06-05
373 ----------------------------                      304 ----------------------------
374 - Added protection to revised G4CoupledTranspo    305 - Added protection to revised G4CoupledTransportation for case that chord
375   finder (or field manager) is not defined.       306   finder (or field manager) is not defined.
376                                                   307 
377 May 8th, 2013, P.Gumplinger, J.Apostolakis tra    308 May 8th, 2013, P.Gumplinger, J.Apostolakis transport-V09-06-04
378 ------------------------------------------        309 ------------------------------------------
379 - Adapted G4Transportation and G4CoupledTransp    310 - Adapted G4Transportation and G4CoupledTransportation to use G4ChargeState
380   for charge/spin/magnetic moment, and to mess    311   for charge/spin/magnetic moment, and to message the equation of motion
381   directly with it.                               312   directly with it.
382   The tag(s) above co-work with and requires t    313   The tag(s) above co-work with and requires the following tags:
383   had-binary-V09-06-05, geomnav-V09-06-06 and     314   had-binary-V09-06-05, geomnav-V09-06-06 and field-V09-06-04.
384                                                   315 
385 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03     316 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03
386 -------------------------                         317 -------------------------
387 - Removed unnecessary static local variables i    318 - Removed unnecessary static local variables in G4Transportation and
388   G4CoupledTransportation.                        319   G4CoupledTransportation.
389                                                   320 
390 Mar. 21st, 2013, A. Dotti transport-V09-06-02     321 Mar. 21st, 2013, A. Dotti transport-V09-06-02
391 -------------------------                         322 -------------------------
392 - Correcting initialisation of thread-local po    323 - Correcting initialisation of thread-local pointers in G4Transportation
393   and G4CoupledTransportation for MT.             324   and G4CoupledTransportation for MT.
394                                                   325 
395 Feb. 26th, 2013, G.Cosmo transport-V09-06-01      326 Feb. 26th, 2013, G.Cosmo transport-V09-06-01
396 ------------------------                          327 ------------------------
397 - Removed unused data members in G4Transportat    328 - Removed unused data members in G4Transportation and G4CoupledTransportation.
398   Some code cleanup.                              329   Some code cleanup.
399                                                   330 
400 Feb. 6th, 2013, G.Cosmo transport-V09-06-00       331 Feb. 6th, 2013, G.Cosmo transport-V09-06-00
401 -----------------------                           332 -----------------------
402 - G4Transportation.cc, G4CoupledTransportation    333 - G4Transportation.cc, G4CoupledTransportation.cc:
403     Corrected condition for warning message in    334     Corrected condition for warning message in AlongStepDoIt().
404     Code cleanup on MT changes.                   335     Code cleanup on MT changes.
405                                                   336 
406 Jan. 15th, 2013, A.Dotti                          337 Jan. 15th, 2013, A.Dotti
407 ------------------------                          338 ------------------------
408 - Merged changes for multi-threading through a    339 - Merged changes for multi-threading through automatic process.
409   Modified files: G4Transportation.cc and G4Co    340   Modified files: G4Transportation.cc and G4CoupledTransportation.cc.
410                                                   341 
411 Jul. 12th, 2011, J.Apostolakis transport-V09-0    342 Jul. 12th, 2011, J.Apostolakis transport-V09-05-02
412 ------------------------------                    343 ------------------------------
413 - G4Transportation.cc:                            344 - G4Transportation.cc:
414     Corrected issues with initialisation of da    345     Corrected issues with initialisation of data members reported by Coverity.
415     Renamed data member endpointdistance to fE    346     Renamed data member endpointdistance to fEndPointDistance (to conform).
416                                                   347 
417 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05    348 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05-01
418 -----------------------------                     349 -----------------------------
419 - Explicitly use inclusion of headers for syst    350 - Explicitly use inclusion of headers for system of units and physical
420   constants, in plan to remove implicit inclus    351   constants, in plan to remove implicit inclusion from globals.hh.
421                                                   352 
422 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05    353 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05-00
423 -----------------------------                     354 -----------------------------
424 - Fixed spurious cases of hidden variable visi    355 - Fixed spurious cases of hidden variable visibility, detected with
425   '-Wshadow' compilation option on gcc compile    356   '-Wshadow' compilation option on gcc compiler.
426                                                   357 
427 Nov. 4th, 2011, J.Apostolakis transport-V09-04    358 Nov. 4th, 2011, J.Apostolakis transport-V09-04-13
428 -----------------------------                     359 -----------------------------
429 - Turned off tracking for magnetic moment - by    360 - Turned off tracking for magnetic moment - by default.
430   It can be enabled in                            361   It can be enabled in
431     G4Transportation, G4CoupledTransportation     362     G4Transportation, G4CoupledTransportation
432   by using the new method EnableUseMagneticMom    363   by using the new method EnableUseMagneticMoment().
433   Should ensure particles with a moment are no    364   Should ensure particles with a moment are not affected
434   unless user needs this.                         365   unless user needs this.
435                                                   366 
436 Nov. 4th, 2011, J.Apostolakis transport-V09-04    367 Nov. 4th, 2011, J.Apostolakis transport-V09-04-12
437 -----------------------------                     368 -----------------------------
438 * Reduce overhead of the addition of Gravity      369 * Reduce overhead of the addition of Gravity
439 - G4Transportation: Revised condition for grav    370 - G4Transportation: Revised condition for gravity field (version 1).
440   G4CoupledTransportation: Revised the field-d    371   G4CoupledTransportation: Revised the field-detection condition,
441    with improved logic to cope with ConfigureF    372    with improved logic to cope with ConfigureForTrack (for any field) (v2).
442   Deleted dependence on G4UniformGravityField     373   Deleted dependence on G4UniformGravityField in both.
443   Tag coworks with field-V09-04-05                374   Tag coworks with field-V09-04-05
444                                                   375 
445 Nov. 1st, 2011, P.Gumplinger transport-V09-04-    376 Nov. 1st, 2011, P.Gumplinger transport-V09-04-11
446 -----------------------------                     377 -----------------------------
447 - add condition to the condition, gravity != N    378 - add condition to the condition, gravity != NULL, that the particle's mass is
448   also restMass != 0.0. Modify G4CoupledTransp    379   also restMass != 0.0. Modify G4CoupledTransportation.cc according to
449   G4Transportation.cc                             380   G4Transportation.cc
450                                                   381 
451 Oct. 28th, 2011, P.Gumplinger transport-V09-04    382 Oct. 28th, 2011, P.Gumplinger transport-V09-04-10
452 -----------------------------                     383 -----------------------------
453 - allow for spin tracking of neutral particles    384 - allow for spin tracking of neutral particles with a magn. moment;
454   allow for uniform gravity field tracking of     385   allow for uniform gravity field tracking of neutral particles;
455   tag coworks with field-V09-04-03.               386   tag coworks with field-V09-04-03.
456                                                   387 
457 Oct. 28th, 2011, P.Gumplinger transport-V09-04    388 Oct. 28th, 2011, P.Gumplinger transport-V09-04-09
458 -----------------------------                     389 -----------------------------
459 - remove all special reverence and logic regar    390 - remove all special reverence and logic regarding "opticalphoton" from code
460   in G4Transportation.cc and G4CoupledTranspor    391   in G4Transportation.cc and G4CoupledTransportation.cc
461                                                   392 
462 Aug. 8th, 2011, H.Kurashige  transport-V09-04-    393 Aug. 8th, 2011, H.Kurashige  transport-V09-04-08
463 ---------------------------                       394 ---------------------------
464 - Modify calculation of deltaTime for optical     395 - Modify calculation of deltaTime for optical photon in Transportation (and CoupledTransportation)
465   Use the updated velocity obtained from G4Tra    396   Use the updated velocity obtained from G4Track::CalculateVelocityForOpticalPhoton
466   instead of the initial velocity of the step.    397   instead of the initial velocity of the step.
467   (see problem #1239)                             398   (see problem #1239)
468   [ This is because the velocity at the initia    399   [ This is because the velocity at the initial point can refer to
469   a previous volume.  If the PreStepPoint was     400   a previous volume.  If the PreStepPoint was on a surface, we
470   the previous step was in another volume, whi    401   the previous step was in another volume, which shared this
471   PreStepPoint --> and its velocity would be w    402   PreStepPoint --> and its velocity would be wrong. ]
472                                                   403 
473 July 6th, 2011, H.Kurashige  transport-V09-04-    404 July 6th, 2011, H.Kurashige  transport-V09-04-07
474 ---------------------------                       405 ---------------------------
475 - Modify G4Transportation (and CoupledTtanspor    406 - Modify G4Transportation (and CoupledTtansportation)
476   to propose the final local time rather than     407   to propose the final local time rather than the global time
477   so that local time can be updated properly.     408   so that local time can be updated properly.
478   (see problem #1224)                             409   (see problem #1224)
479   [ This adapts to the recent change in Tracki    410   [ This adapts to the recent change in Tracking, which made
480   the change of LocalTime trigger the change o    411   the change of LocalTime trigger the change of Global Time
481   (instead of vice-versa). ]                      412   (instead of vice-versa). ]
482                                                   413 
483 June 10th, 2011, J.Apostolakis  transport-V09-    414 June 10th, 2011, J.Apostolakis  transport-V09-04-06
484 ------------------------------                    415 ------------------------------
485 - Fix for invalid safety passed to SafetyHelpe    416 - Fix for invalid safety passed to SafetyHelper.
486                                                   417 
487 June 10th, 2011, J.Apostolakis  transport-V09-    418 June 10th, 2011, J.Apostolakis  transport-V09-04-05
488 ------------------------------                    419 ------------------------------
489 - Fix G4Transportation::AlongStepDoIt             420 - Fix G4Transportation::AlongStepDoIt
490   Use only initial velocity to update time. An    421   Use only initial velocity to update time. An estimate of velocity
491   at endpoint is not yet available. (finalVelo    422   at endpoint is not yet available. (finalVelocity still= initial)
492     ==> It will be updated later in the tracki    423     ==> It will be updated later in the tracking sequence, when
493         energy loss is applied, and it will be    424         energy loss is applied, and it will be available to
494   Transportation only in the PostStepDoIt()       425   Transportation only in the PostStepDoIt()
495                                                   426 
496 May 26th, 2011, H.Kurashige  transport-V09-04-    427 May 26th, 2011, H.Kurashige  transport-V09-04-04
497 ---------------------------                       428 ---------------------------
498 - Define ProcessSubType for processes under tr    429 - Define ProcessSubType for processes under transportation category
499 - Change process type of G4NeutronBuilder to f    430 - Change process type of G4NeutronBuilder to fGeneral
500                                                   431 
501 January 26th, 2011, G.Cosmo  transport-V09-04-    432 January 26th, 2011, G.Cosmo  transport-V09-04-03
502 ---------------------------                       433 ---------------------------
503 - Simplified implementation of G4CoupledTransp    434 - Simplified implementation of G4CoupledTransportation::EndTracking(), to
504   avoid unnecessary static pointer definition.    435   avoid unnecessary static pointer definition.
505                                                   436 
506 January 21th, 2011, V.Ivanchenko  transport-V0    437 January 21th, 2011, V.Ivanchenko  transport-V09-04-02
507 --------------------------------                  438 --------------------------------
508 - G4UserSpecialCuts - fixed compilation proble    439 - G4UserSpecialCuts - fixed compilation problem
509                                                   440 
510 January 21th, 2011, V.Ivanchenko  transport-V0    441 January 21th, 2011, V.Ivanchenko  transport-V09-04-01
511 --------------------------------                  442 --------------------------------
512 - G4UserSpecialCuts: fixed bug in energy track    443 - G4UserSpecialCuts: fixed bug in energy tracking cut; changed order
513   of checks: 1st energy tracking cut, 2nd trac    444   of checks: 1st energy tracking cut, 2nd track length, 3d time cut,
514   4th range for charged particles with non-zer    445   4th range for charged particles with non-zero mass; removed unnecessary
515   string comparisons.                             446   string comparisons.
516                                                   447 
517 January 4th, 2011, M.Asai  transport-V09-04-00    448 January 4th, 2011, M.Asai  transport-V09-04-00
518 -------------------------                         449 -------------------------
519 - G4CoupledTransportation: added EndTracking()    450 - G4CoupledTransportation: added EndTracking() method to reset the
520   activated navigator list.                       451   activated navigator list.
521                                                   452 
522 September 13th, 2010, J.Apostolakis  transport    453 September 13th, 2010, J.Apostolakis  transport-V09-03-01
523 -----------------------------------               454 -----------------------------------
524 - Improvement to G4Transportation: copy curren    455 - Improvement to G4Transportation: copy current safety to SafetyHelper each
525   time it is computed (it used to be copied on    456   time it is computed (it used to be copied only when it was recalculated at
526   end of step).                                   457   end of step).
527                                                   458 
528 September 13th, 2010, J.Apostolakis  transport    459 September 13th, 2010, J.Apostolakis  transport-V09-03-00
529 ----------------------------------                460 ----------------------------------
530 - Retagged - to propose for testing.              461 - Retagged - to propose for testing.
531                                                   462 
532 November 17th, 2009, J.Apostolakis  transport-    463 November 17th, 2009, J.Apostolakis  transport-V09-02-00
533 ----------------------------------                464 ----------------------------------
534 - G4Transportation:                               465 - G4Transportation:
535   o Fix: Update the Step flag which identifies    466   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    467      It is now done for the linear steps (no charge or no field)
537                                                   468 
538 November 26th, 2008, J.Apostolakis  transport-    469 November 26th, 2008, J.Apostolakis  transport-V09-01-03
539 ----------------------------------                470 ----------------------------------
540 - G4CoupledTransportation:                        471 - G4CoupledTransportation:
541   o Fix: initialise new data member (in constr    472   o Fix: initialise new data member (in constructor) - found by STT
542                                                   473 
543 November 21st, 2008, J.Apostolakis  transport-    474 November 21st, 2008, J.Apostolakis  transport-V09-01-02
544 ----------------------------------                475 ----------------------------------
545 - G4Transportation & G4CoupledTransportation:     476 - G4Transportation & G4CoupledTransportation:
546   o Performance improvement/correction            477   o Performance improvement/correction
547      Avoid to compute safety at end of step fo    478      Avoid to compute safety at end of step for neutral particles
548                                                   479 
549 November 21st, 2008, J.Apostolakis  transport-    480 November 21st, 2008, J.Apostolakis  transport-V09-01-01
550 ----------------------------------                481 ----------------------------------
551                                                   482 
552 - G4Transportation & G4CoupledTransportation:     483 - G4Transportation & G4CoupledTransportation:
553   o Push value & origin of safety to SafetyHel    484   o Push value & origin of safety to SafetyHelper
554      only when its value comes from ComputeSaf    485      only when its value comes from ComputeSafety
555                                                   486 
556 January 17th, 2008, J.Apostolakis  transport-V    487 January 17th, 2008, J.Apostolakis  transport-V09-01-00
557 ---------------------------------                 488 ---------------------------------
558 - G4Transportation & G4CoupledTransportation:     489 - G4Transportation & G4CoupledTransportation:
559   o Clear state of all Chord Finders using G4F    490   o Clear state of all Chord Finders using G4FieldManagerStore.
560 - Syncronised with files on the HEAD.             491 - Syncronised with files on the HEAD.
561 - Requires co-working tag "field-V09-01-00" (o    492 - Requires co-working tag "field-V09-01-00" (or "field-V09-00-03").
562   Functionality corresponding to tag "transpor    493   Functionality corresponding to tag "transport-V09-00-52".
563                                                   494 
564 November 27th, 2007, J.Apostolakis  transport-    495 November 27th, 2007, J.Apostolakis  transport-V09-00-08
565 ----------------------------------                496 ----------------------------------
566 - G4CoupledTransportation                         497 - G4CoupledTransportation
567   o Added updating of particle-looping flag (w    498   o Added updating of particle-looping flag (was commented out.).
568                                                   499 
569 November 10th, 2007, J.Apostolakis  transport-    500 November 10th, 2007, J.Apostolakis  transport-V09-00-07
570 ----------------------------------                501 ----------------------------------
571 - G4Transportation:                               502 - G4Transportation:
572   o Put back the default for short step optimi    503   o Put back the default for short step optimisation to 'on'.
573                                                   504 
574 November 9th, 2007, J.Apostolakis  transport-V    505 November 9th, 2007, J.Apostolakis  transport-V09-00-06
575 ---------------------------------                 506 ---------------------------------
576 - G4Transportation:                               507 - G4Transportation:
577   o Update the SafetyHelper using the safety c    508   o Update the SafetyHelper using the safety calculated by Navigator.
578                                                   509 
579 November 27th, 2007, J.Apostolakis  transport-    510 November 27th, 2007, J.Apostolakis  transport-V09-00-05a
580 ----------------------------------                511 ----------------------------------
581 - G4CoupledTransportation                         512 - G4CoupledTransportation
582   o Added updating of particle-looping flag (w    513   o Added updating of particle-looping flag (was commented out.)
583 - Also called "transport-V09-00-51" to make it    514 - Also called "transport-V09-00-51" to make it canonical.
584                                                   515 
585 November 8th, 2007, J.Apostolakis  transport-V    516 November 8th, 2007, J.Apostolakis  transport-V09-00-05
586 ---------------------------------                 517 ---------------------------------
587 - G4Transportation:                               518 - G4Transportation:
588   o Created new method (and class member) for     519   o Created new method (and class member) for flag on Short StepOptimisation.
589     * When it is true, the optimisation is 'on    520     * When it is true, the optimisation is 'on' steps shorter than the
590       safety will not call G4Navigator - so lo    521       safety will not call G4Navigator - so long as the particle goes straight
591       ie it is not charged or there is no fiel    522       ie it is not charged or there is no field.
592     * Retained the default value as 'off' - as    523     * Retained the default value as 'off' - as since changed in
593       transport-V09-00-02 following Alex's sug    524       transport-V09-00-02 following Alex's suggestion.
594                                                   525 
595 November 8th, 2007, J.Apostolakis  transport-V    526 November 8th, 2007, J.Apostolakis  transport-V09-00-04
596 ---------------------------------                 527 ---------------------------------
597 - G4Transportation (AlongStepGPIL):               528 - G4Transportation (AlongStepGPIL):
598   o Moved the call to ConfigureForTrack before    529   o Moved the call to ConfigureForTrack before the check whether
599     fieldMgr has 0 field ptr, in order to enab    530     fieldMgr has 0 field ptr, in order to enable it to be called
600     even if the field manager points to a zero    531     even if the field manager points to a zero field.
601     Needed to enable a user to switch a global    532     Needed to enable a user to switch a global field on (off was possible),
602     as a track goes between volume (or regions    533     as a track goes between volume (or regions) of a setup.
603     [ Response to request of Atlas/ZM. ]          534     [ Response to request of Atlas/ZM. ]
604     Note: this ordering already existed in G4C    535     Note: this ordering already existed in G4CoupledTransportation.
605                                                   536 
606 October 12th, 2007, J.Apostolakis  transport-V    537 October 12th, 2007, J.Apostolakis  transport-V09-00-03
607 ---------------------------------                 538 ---------------------------------
608 - G4CoupledTransportation:                        539 - G4CoupledTransportation:
609   o Improves condition for flag that regulates    540   o Improves condition for flag that regulates Relocating when only
610     any geometry (including a parallel geometr    541     any geometry (including a parallel geometry) limits the step.
611     New PathFinder method required.               542     New PathFinder method required.
612 - Requires and co-works with tag geomnav-V09-0    543 - Requires and co-works with tag geomnav-V09-00-03
613                                                   544 
614 October 4th, 2007, J.Apostolakis  transport-V0    545 October 4th, 2007, J.Apostolakis  transport-V09-00-02
615 --------------------------------                  546 --------------------------------
616 - G4CoupledTransportation:                        547 - G4CoupledTransportation:
617   o First fix for problem in condition for Rel    548   o First fix for problem in condition for Relocating when only a parallel
618     geometry limited the step.                    549     geometry limited the step.
619   o Change of condition for recalculation safe    550   o Change of condition for recalculation safety (from Alex Howard) used,
620     as currently it improves stability.           551     as currently it improves stability.
621                                                   552 
622 September 25th, 2007, J.Apostolakis  transport    553 September 25th, 2007, J.Apostolakis  transport-V09-00-01
623 -----------------------------------               554 -----------------------------------
624 - G4Transportation:                               555 - G4Transportation:
625   Modification to disable 'optimisation' in G4    556   Modification to disable 'optimisation' in G4Navigator for small linear
626   step  (ie when a track does less than the sa    557   step  (ie when a track does less than the safety).
627     * Relevant only if there is no field, or t    558     * Relevant only if there is no field, or the particle is neutral
628     * Temporary measure (in current form) to i    559     * Temporary measure (in current form) to improve comparison
629         old / new Transportation  (single/old     560         old / new Transportation  (single/old vs coupled with pathfinder).
630                                                   561 
631 July 12th, 2007, J.Apostolakis  transport-V09-    562 July 12th, 2007, J.Apostolakis  transport-V09-00-00
632 ------------------------------                    563 ------------------------------
633 - Retagged to enable testing of new developmen    564 - Retagged to enable testing of new developments
634   (which were not included in release 9.0)        565   (which were not included in release 9.0)
635                                                   566 
636 June  6th, 2007, G.Cosmo        transport-V08-    567 June  6th, 2007, G.Cosmo        transport-V08-03-14
637 -----------------------                           568 -----------------------
638 - Includes G4Transportation and G4CoupledTrans    569 - Includes G4Transportation and G4CoupledTransportation implementations
639   as in tag "transport-V08-03-11":                570   as in tag "transport-V08-03-11":
640   o Corrected bug in ComputeSafety() introduce    571   o Corrected bug in ComputeSafety() introduced in "transport-V08-03-10".
641   o Reinitialise SafetyHelper state from G4Pat    572   o Reinitialise SafetyHelper state from G4PathFinder::PrepareNewTrack().
642   o Should fix the problem seen in test33 and     573   o Should fix the problem seen in test33 and reported by system testing.
643 - All the rest is kept as in tag "transport-V0    574 - All the rest is kept as in tag "transport-V08-03-12".
644                                                   575 
645 June  1st, 2007, A.Howard       transport-V08-    576 June  1st, 2007, A.Howard       transport-V08-03-13
646 ------------------------                          577 ------------------------
647 - Renamed classes associated with old biasing     578 - Renamed classes associated with old biasing scheme with suffix 8:
648   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamp    579   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamplerConfigurator8,
649   G4WeightCutOffProcess8, G4SamplingPostStepAc    580   G4WeightCutOffProcess8, G4SamplingPostStepAction8, G4VSampler8,
650   G4WeightCutOffConfigurator8                     581   G4WeightCutOffConfigurator8
651 - Includes same G4CoupledTransportation as tra    582 - Includes same G4CoupledTransportation as transport-V08-03-12
652                                                   583 
653 ********** transport-V08-03-12 was used for Ge    584 ********** transport-V08-03-12 was used for Geant4 9.0 ***************
654                                                   585 
655 May 31st, 2007, A.Howard      transport-V08-03    586 May 31st, 2007, A.Howard      transport-V08-03-12
656 ------------------------                          587 ------------------------
657 - Archived classes for old biasing scheme, now    588 - Archived classes for old biasing scheme, now replaced in module
658   processes/biasing. Removed classes:             589   processes/biasing. Removed classes:
659   G4MImportanceConfigurator, G4MScoreConfigura    590   G4MImportanceConfigurator, G4MScoreConfigurator, G4MScoreProcess,
660   G4MWeightWindowConfigurator, G4MassGCellFind    591   G4MWeightWindowConfigurator, G4MassGCellFinder, G4MassGeometrySampler,
661   G4MassImportanceProcess, G4MassWeightWindowP    592   G4MassImportanceProcess, G4MassWeightWindowProcess,
662   G4PImportanceConfigurator, G4PScoreConfigura    593   G4PImportanceConfigurator, G4PScoreConfigurator, G4PScoreProcess,
663   G4PWeightWindowConfigurator, G4ParallelGCell    594   G4PWeightWindowConfigurator, G4ParallelGCellFinder,
664   G4ParallelGeometrySampler, G4ParallelImporta    595   G4ParallelGeometrySampler, G4ParallelImportanceProcess, G4ParallelTransport,
665   G4ParallelTransportConfigurator, G4ParallelW    596   G4ParallelTransportConfigurator, G4ParallelWWnTransportProcess,
666   G4ParallelWeightWindowProcess, G4PlaceOfActi    597   G4ParallelWeightWindowProcess, G4PlaceOfAction, G4ProcessPlacer,
667   G4SamplingPostStepAction, G4VProcessPlacer,     598   G4SamplingPostStepAction, G4VProcessPlacer, G4VSampler,
668   G4VSamplerConfigurator, G4WeightCutOffConfig    599   G4VSamplerConfigurator, G4WeightCutOffConfigurator.
669 - Classes are kept on the HEAD for testing pur    600 - Classes are kept on the HEAD for testing purposes.
670 - Tag does NOT include changes from tags "tran    601 - Tag does NOT include changes from tags "transport-V08-03-00" to
671   "transport-V08-03-11" inclusive.                602   "transport-V08-03-11" inclusive.
672                                                   603 
673 May 29th, 2007, A.Howard/J.Apostolakis  transp    604 May 29th, 2007, A.Howard/J.Apostolakis  transport-V08-03-11
674 --------------------------------------            605 --------------------------------------
675 - G4CoupledTransportation:                        606 - G4CoupledTransportation:
676   o Corrected treatment of time integration (m    607   o Corrected treatment of time integration (made flags do as in original
677     Transport).                                   608     Transport).
678   o Again use momentum change flag in particle    609   o Again use momentum change flag in particle-change (optimisation).
679   o Also reset looping counter when no field o    610   o Also reset looping counter when no field or charge is present.
680 - Corrected names in Transport, Coupled Transp    611 - Corrected names in Transport, Coupled Transport. (J.Apostolakis)
681                                                   612 
682 May 29th, 2007, J.Apostolakis  transport-V08-0    613 May 29th, 2007, J.Apostolakis  transport-V08-03-10
683 -----------------------------                     614 -----------------------------
684 - Gone back to G4CoupledTransportation.           615 - Gone back to G4CoupledTransportation.
685   o G4Transportation is now the original (what    616   o G4Transportation is now the original (what was called G4Transportation8
686     since "transport-V08-03-03").                 617     since "transport-V08-03-03").
687   o G4Transportation8 still exists, to enable     618   o G4Transportation8 still exists, to enable code that utilises it to compile
688     (transitional). Expect that G4Transportati    619     (transitional). Expect that G4Transportation8 will be taken away asap.
689                                                   620 
690 May 29th, 2007, J.Apostolakis  transport-V08-0    621 May 29th, 2007, J.Apostolakis  transport-V08-03-04
691 -----------------------------                     622 -----------------------------
692 - G4Transportation. Refined relocation:           623 - G4Transportation. Refined relocation:
693   o Full (re)location only if any geometry lim    624   o Full (re)location only if any geometry limited the step.
694   o Fast relocation otherwise.                    625   o Fast relocation otherwise.
695 - Renamed & new data members: f(Mass,Any)Geome    626 - Renamed & new data members: f(Mass,Any)GeometryLimitedStep.
696                                                   627 
697 May 25th, 2007, J.Apostolakis  transport-V08-0    628 May 25th, 2007, J.Apostolakis  transport-V08-03-03
698 -----------------------------                     629 -----------------------------
699 - G4Transportation                                630 - G4Transportation
700   o Fix for case of zero proposed step: missed    631   o Fix for case of zero proposed step: missed to set end position. (A.Howard)
701 - G4Transportation8                               632 - G4Transportation8
702   o Fixed StartTracking() to reset number of l    633   o Fixed StartTracking() to reset number of looping steps and
703     to clear propagator state (safety issue in    634     to clear propagator state (safety issue in case of overlaps).
704                                                   635 
705 May 18th, 2007, J.Apostolakis  transport-V08-0    636 May 18th, 2007, J.Apostolakis  transport-V08-03-02
706 -----------------------------                     637 -----------------------------
707 - G4Transportation:                               638 - G4Transportation:
708   o Corrected full safety at step start, to pr    639   o Corrected full safety at step start, to protect against negative value.
709   o Obtain the endMassSafety from new saved va    640   o Obtain the endMassSafety from new saved value in G4PathFinder.
710 - G4Transportation8:                              641 - G4Transportation8:
711   o Small cleanup, and hints for saving Safety    642   o Small cleanup, and hints for saving Safety to helper.
712                                                   643 
713 May 13th, 2007, A.Howard       transport-V08-0    644 May 13th, 2007, A.Howard       transport-V08-03-01
714 ------------------------                          645 ------------------------
715 - G4VTrackTerminator:                             646 - G4VTrackTerminator:
716   o Use call to G4GeometryTolerance instead of    647   o Use call to G4GeometryTolerance instead of kCarTolerance.
717   o Requires tag "global-V08-03-00" and relate    648   o Requires tag "global-V08-03-00" and related tag set.
718                                                   649 
719 May 9th, 2007, J.Apostolakis  transport-V08-03    650 May 9th, 2007, J.Apostolakis  transport-V08-03-00
720 ----------------------------                      651 ----------------------------
721 - G4Transportation (hh,icc,cc)                    652 - G4Transportation (hh,icc,cc)
722   o Renamed G4CoupledTransportation to G4Trans    653   o Renamed G4CoupledTransportation to G4Transportation
723   o Merged changes on branch used to bring in     654   o Merged changes on branch used to bring in CoupledTransportation,
724     porting changes in G4Transportation since     655     porting changes in G4Transportation since the creation of
725     CoupledTransportation.                        656     CoupledTransportation.
726   o Also merged branch used for fixes in G4Tra    657   o Also merged branch used for fixes in G4Transportation.cc (1.60.2, 1.60.4)
727     for convergence to Release 9.0.               658     for convergence to Release 9.0.
728 - Renamed G4Transportation to G4Transportation    659 - Renamed G4Transportation to G4Transportation8
729 - G4ProcessPlader changed to reflect these rev    660 - G4ProcessPlader changed to reflect these revisions. (A.Howard)
730                                                   661 
731 May 8th, 2007, G.Cosmo  transport-V08-02-03       662 May 8th, 2007, G.Cosmo  transport-V08-02-03
732 ----------------------                            663 ----------------------
733 - Use call to G4GeometryTolerance instead of k    664 - Use call to G4GeometryTolerance instead of kCarTolerance in
734   G4VTrackTerminator.                             665   G4VTrackTerminator.
735 - Requires tag "global-V08-03-00" and related     666 - Requires tag "global-V08-03-00" and related tag set.
736                                                   667 
737 May 2nd, 2007, J.Apostolakis  transport-V08-02    668 May 2nd, 2007, J.Apostolakis  transport-V08-02-02
738 ----------------------------                      669 ----------------------------
739 - G4CoupledTransportation:                        670 - G4CoupledTransportation:
740   o Make treatment of mass and full safety coh    671   o Make treatment of mass and full safety coherent (to-dos remain in
741     G4PathFinder).                                672     G4PathFinder).
742   o Added storing of full safety in state; ret    673   o Added storing of full safety in state; retrieve it after compute step
743     from PathFinder; calculate them same way a    674     from PathFinder; calculate them same way at start of step.
744   o Put back in the code for treating looping     675   o Put back in the code for treating looping particles.
745                                                   676 
746 February 15th, 2007, J.Apostolakis  transport-    677 February 15th, 2007, J.Apostolakis  transport-V08-02-01
747 ----------------------------------                678 ----------------------------------
748 - G4Transportation: protection against velocit    679 - G4Transportation: protection against velocity=0 in AlongStep (invalid).
749                                                   680 
750 February 15th, 2007, J.Apostolakis  transport-    681 February 15th, 2007, J.Apostolakis  transport-V08-02-00
751 ----------------------------------                682 ----------------------------------
752 - G4Transportation: call PropagatorInField to     683 - G4Transportation: call PropagatorInField to clear state for new track
753    --> addresses reliabilitiy problem seen by     684    --> addresses reliabilitiy problem seen by Atlas.  This fix is related
754        to overlaps, clearing the safety value     685        to overlaps, clearing the safety value (which is multivalued due
755        to the overlaps, and thus can become in    686        to the overlaps, and thus can become invalid for a new track in
756        an overlap region.)                        687        an overlap region.)
757                                                   688 
758 November 22nd, 2006, J.Apostolakis  transport-    689 November 22nd, 2006, J.Apostolakis  transport-V08-01-04
759 ---------------------------------                 690 ---------------------------------
760 - Add new classes G4NeutronKiller and G4Neutro    691 - Add new classes G4NeutronKiller and G4NeutronKillerMessenger
761   (created by V. Ivantchenko)                     692   (created by V. Ivantchenko)
762                                                   693 
763 November 22nd, 2006, J.Apostolakis  transport-    694 November 22nd, 2006, J.Apostolakis  transport-V08-01-03
764 ---------------------------------                 695 ---------------------------------
765 - G4CoupledTransportation:                        696 - G4CoupledTransportation:
766   o AlongStepGPIL() now returns an estimate fo    697   o AlongStepGPIL() now returns an estimate for the safety for all geometries
767     to make up for the fact that some other pr    698     to make up for the fact that some other processes only have PostStep GPILs
768     which cannot currently influence safety.      699     which cannot currently influence safety.
769 - NOTE: Fix / Workaround for deficiency of oth    700 - NOTE: Fix / Workaround for deficiency of others.
770                                                   701 
771 November 13th, 2006, J.Apostolakis  transport-    702 November 13th, 2006, J.Apostolakis  transport-V08-01-01
772 ---------------------------------                 703 ---------------------------------
773 - Updated G4CoupledTransportation to use new s    704 - Updated G4CoupledTransportation to use new signature of
774   G4PathFinder::ComputeStep that added  new ar    705   G4PathFinder::ComputeStep that added  new argument
775   at the end: currentVolume.                      706   at the end: currentVolume.
776                                                   707 
777 June 2nd, 2006, J.Apostolakis  transport-V08-0    708 June 2nd, 2006, J.Apostolakis  transport-V08-00-02
778 -----------------------------                     709 -----------------------------
779 - Added new class G4CoupledTransportation, a r    710 - Added new class G4CoupledTransportation, a revised version of Transportation,
780   for use in 'coupled' parallel navigation in     711   for use in 'coupled' parallel navigation in different geometries.
781 - Includes non-revisions for migration to sstr    712 - Includes non-revisions for migration to sstream (Nov 2005).
782                                                   713 
783 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas    714 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas transport-V08-00-01
784 ----------------------------------------------    715 ----------------------------------------------
785 - Corrected problem with suspended tracks - PR    716 - Corrected problem with suspended tracks - PR# 802.
786 - Added StartTracking() method which takes ove    717 - Added StartTracking() method which takes over responsibility to
787   clear the state for a new track, and to mess    718   clear the state for a new track, and to message other relevant
788   component to clear their state (problem repo    719   component to clear their state (problem report and proposed revision
789   by P.MoraDeFreitas).                            720   by P.MoraDeFreitas).
790                                                   721 
791 Jan. 16th, 2006, J.Apostolakis transport-V08-0    722 Jan. 16th, 2006, J.Apostolakis transport-V08-00-00
792 ------------------------------                    723 ------------------------------
793 - G4Transportation:                               724 - G4Transportation:
794   o The particle's charge is now taken from th    725   o The particle's charge is now taken from the dynamic particle, so that
795     it can take into account changes from the     726     it can take into account changes from the interaction of an ion with
796     matter (eg stripping e-). (V.Ivantchenko)     727     matter (eg stripping e-). (V.Ivantchenko)
797                                                   728 
798 Nov. 21st, 2005, M.Asai transport-V07-01-00       729 Nov. 21st, 2005, M.Asai transport-V07-01-00
799 -----------------------                           730 -----------------------
800 - Migration to <sstream>.                         731 - Migration to <sstream>.
801 - Fix a warning message in G4ParallelTransport    732 - Fix a warning message in G4ParallelTransport.
802                                                   733 
803 May 10th, 2005, J.Apostolakis transport-V07-00    734 May 10th, 2005, J.Apostolakis transport-V07-00-01
804 -----------------------------                     735 -----------------------------
805 - Added process type to G4Transportation          736 - Added process type to G4Transportation
806                                                   737 
807 Mar. 7th, 2005, M.Asai transport-V07-00-00        738 Mar. 7th, 2005, M.Asai transport-V07-00-00
808 ----------------------                            739 ----------------------
809 - Added virtual to destructors of G4StepLimite    740 - Added virtual to destructors of G4StepLimiter and G4UserSpecialCuts.
810                                                   741 
811 Dec. 7th, 2004, G.Cosmo transport-V06-02-05       742 Dec. 7th, 2004, G.Cosmo transport-V06-02-05
812 -----------------------                           743 -----------------------
813 - Implemented migration to <cmath>.               744 - Implemented migration to <cmath>.
814                                                   745 
815 Nov. 23th, 2004, J.Apostolakis transport-V06-0    746 Nov. 23th, 2004, J.Apostolakis transport-V06-02-04
816 ------------------------------                    747 ------------------------------
817 - Added Threshold energy for not abandoning st    748 - Added Threshold energy for not abandoning stuck particles quickly.
818                                                   749 
819 Oct. 19th, H.Kurashige transport-V06-02-03        750 Oct. 19th, H.Kurashige transport-V06-02-03
820 ----------------------                            751 ----------------------
821 - Migrated processes to new G4VParticleChange     752 - Migrated processes to new G4VParticleChange interface.
822                                                   753 
823 Sep. 9th, M.Maire                                 754 Sep. 9th, M.Maire
824 -----------------                                 755 -----------------
825 - Apply tracking cut only if Rmin or Emin > DB    756 - Apply tracking cut only if Rmin or Emin > DBL_MIN in G4UserSpecialCuts.
826                                                   757 
827 Oct. 8th, M.Asai transport-V06-02-02              758 Oct. 8th, M.Asai transport-V06-02-02
828 ----------------                                  759 ----------------
829 - A protection is added in G4Transportation.cc    760 - A protection is added in G4Transportation.cc for an application with
830   parameterized volume but without any EM proc    761   parameterized volume but without any EM process.
831                                                   762 
832 Aug. 27th, M.Asai transport-V06-02-01             763 Aug. 27th, M.Asai transport-V06-02-01
833 -----------------                                 764 -----------------
834 - A pointer to sensitive detector is added in     765 - A pointer to sensitive detector is added in G4ParticleChangeForTransport.
835 - G4Transportation takes care of this pointer.    766 - G4Transportation takes care of this pointer.
836                                                   767 
837 Jul. 26th, M.Asai transport-V06-02-00             768 Jul. 26th, M.Asai transport-V06-02-00
838 -----------------                                 769 -----------------
839 - Introduce G4UserStepLimit to handle MaxAllow    770 - Introduce G4UserStepLimit to handle MaxAllowedStep in G4UserLimits.
840                                                   771 
841 Feb. 5th, M.Asai transport-V06-00-00              772 Feb. 5th, M.Asai transport-V06-00-00
842 ----------------                                  773 ----------------
843 - Fixed a bug in G4UserSpecialCuts related to     774 - Fixed a bug in G4UserSpecialCuts related to charged geantino
844                                                   775 
845 Nov. 26th, G.Cosmo transport-V05-02-07            776 Nov. 26th, G.Cosmo transport-V05-02-07
846 ------------------                                777 ------------------
847 - Replaced mis-typed class name G4SplittingAnd    778 - Replaced mis-typed class name G4SplittingAndRussianRouletePostStepDoIt
848   with G4SamplingPostStepAction and updated cl    779   with G4SamplingPostStepAction and updated classes accordingly.
849 - Adopt new G4Exception scheme.                   780 - Adopt new G4Exception scheme.
850 - Header inclusions and code cleanup.             781 - Header inclusions and code cleanup.
851                                                   782 
852 Nov. 14th, G.Cosmo transport-V05-02-06            783 Nov. 14th, G.Cosmo transport-V05-02-06
853 ------------------                                784 ------------------
854 - G4Transportation.cc:                            785 - G4Transportation.cc:
855   o Added inclusion of G4ChordFinder.hh, after    786   o Added inclusion of G4ChordFinder.hh, after latest changes to field.
856                                                   787 
857 Oct. 4th, G.Cosmo transport-V05-02-05             788 Oct. 4th, G.Cosmo transport-V05-02-05
858 -----------------                                 789 -----------------
859 - Modified GNUmakefile:                           790 - Modified GNUmakefile:
860   o added dependency to new module "geometry/n    791   o added dependency to new module "geometry/navigation".
861 - Coworks with "geometry-V05-02-00" and "digit    792 - Coworks with "geometry-V05-02-00" and "digits_hits-V05-02-00".
862                                                   793 
863 Sep. 25th, H.Kurashige transport-V05-02-04        794 Sep. 25th, H.Kurashige transport-V05-02-04
864 ----------------------                            795 ----------------------
865 - modify GNUmakefile to use processes/cuts cat    796 - modify GNUmakefile to use processes/cuts category
866 - migrate to model variant of EM physics in G4    797 - migrate to model variant of EM physics in G4UserSpecialCuts (V.Ivantchenko)
867                                                   798 
868 Aug. 27th, M.Dressel transport-V05-02-03          799 Aug. 27th, M.Dressel transport-V05-02-03
869 --------------------                              800 --------------------
870 - cleanup of header file inclusions               801 - cleanup of header file inclusions
871                                                   802 
872 Aug. 19th, M.Dressel transport-V05-02-02          803 Aug. 19th, M.Dressel transport-V05-02-02
873 --------------------                              804 --------------------
874 - rename G4ImportancePostStepDoIt to              805 - rename G4ImportancePostStepDoIt to
875   G4SplittingAndRussianRouletePostStepDoIt sin    806   G4SplittingAndRussianRouletePostStepDoIt since it is also used in
876   weight window biasing                           807   weight window biasing
877                                                   808 
878 Aug. 19th, M.Dressel transport-V05-02-01          809 Aug. 19th, M.Dressel transport-V05-02-01
879 --------------------                              810 --------------------
880 - first implementation of weight window techni    811 - first implementation of weight window technique
881                                                   812 
882 Jul, 31st, P.Gumplinger  transport-V05-02-00      813 Jul, 31st, P.Gumplinger  transport-V05-02-00
883 -----------------------                           814 -----------------------
884 - G4Transportation.cc:                            815 - G4Transportation.cc:
885   o Use the finalVelocity to update TofF for o    816   o Use the finalVelocity to update TofF for optical photons.
886                                                   817 
887 Jul, 17th, J.Apostolakis                          818 Jul, 17th, J.Apostolakis
888 ------------------------                          819 ------------------------
889 - G4Transportation.cc:                            820 - G4Transportation.cc:
890   o Attempt to correct photon problem - by usi    821   o Attempt to correct photon problem - by using the velocity from
891     current medium for massless particles.        822     current medium for massless particles.
892                                                   823 
893 Jun, 25th, J.Apostolakis                          824 Jun, 25th, J.Apostolakis
894 ------------------------                          825 ------------------------
895 - G4Transportation[.hh.icc]:                      826 - G4Transportation[.hh.icc]:
896   o Added verbosity level to control the print    827   o Added verbosity level to control the printing of warnings (see below).
897                                                   828 
898 Jun, 21st, J.Apostolakis  transport-V05-01-06     829 Jun, 21st, J.Apostolakis  transport-V05-01-06
899 ------------------------                          830 ------------------------
900 G4Transportation:                                 831 G4Transportation:
901 - Added warning when energy changes from propa    832 - Added warning when energy changes from propagation in magnetic field
902   (or other field that conserves energy) due t    833   (or other field that conserves energy) due to the inaccuracy of
903   numerical integration of the equations of mo    834   numerical integration of the equations of motion.
904                                                   835 
905 Jun, 21st, J.Apostolakis  transport-V05-01-05     836 Jun, 21st, J.Apostolakis  transport-V05-01-05
906 ------------------------                          837 ------------------------
907 - G4Transportation:                               838 - G4Transportation:
908   o Use new method of PropagatorInField to sim    839   o Use new method of PropagatorInField to simplify choice of
909     global/local field.                           840     global/local field.
910   o Activated the new capability of a (user de    841   o Activated the new capability of a (user derived) field manager to
911     configure itself with different accuracy p    842     configure itself with different accuracy parameters depending on
912     track's energy, particle identity, or othe    843     track's energy, particle identity, or other property.
913 - Notes:                                          844 - Notes:
914   o Requires tags "field-V05-01-04" and "geomv    845   o Requires tags "field-V05-01-04" and "geomvol-V05-01-03"
915   o Includes updates of files to use <std> in     846   o Includes updates of files to use <std> in place of "g4std",
916     as made at the CVS HEAD.                      847     as made at the CVS HEAD.
917                                                   848 
918 Jun, 13th, M.Dressel       transport-V05-01-04    849 Jun, 13th, M.Dressel       transport-V05-01-04
919 --------------------                              850 --------------------
920 - Added to put the delete fImportancePostStepD    851 - Added to put the delete fImportancePostStepDoIt in G4MassImportanceProcess
921   and G4ParallelImportanceProcess.                852   and G4ParallelImportanceProcess.
922                                                   853 
923 Jun, 13th, M.Dressel       transport-V05-01-03    854 Jun, 13th, M.Dressel       transport-V05-01-03
924 --------------------                              855 --------------------
925 - Fixed bug created by last bug fix in G4MassI    856 - Fixed bug created by last bug fix in G4MassImportanceProcess
926   and G4ParallelImportanceProcess.                857   and G4ParallelImportanceProcess.
927                                                   858 
928 Jun, 12th, M.Dressel       transport-V05-01-02    859 Jun, 12th, M.Dressel       transport-V05-01-02
929 --------------------                              860 --------------------
930 - Fixed "'this' : used in base member initiali    861 - Fixed "'this' : used in base member initializer list" in
931   src\G4MassImportanceProcess.cc, src\G4Parall    862   src\G4MassImportanceProcess.cc, src\G4ParallelImportanceProcess.cc
932                                                   863 
933 Jun, 4th, G.Cosmo          transport-V05-01-01    864 Jun, 4th, G.Cosmo          transport-V05-01-01
934 -----------------                                 865 -----------------
935 - Fixes for inclusion of <strstream> in G4Para    866 - Fixes for inclusion of <strstream> in G4ParallelImportanceProcess.cc
936   and G4ParallelTransport.cc in view  of the g    867   and G4ParallelTransport.cc in view  of the g4std wrappers migration.
937                                                   868 
938 May, 13th, J.Apostolakis   transport-V05-01-00    869 May, 13th, J.Apostolakis   transport-V05-01-00
939 ------------------------                          870 ------------------------
940 - Fixes to G4Transportation.cc to accomodate i    871 - Fixes to G4Transportation.cc to accomodate incorrect and
941   missing functionality for two use cases:        872   missing functionality for two use cases:
942   o a local field when no global field exists     873   o a local field when no global field exists  (it was not seen)
943   o overriding an existing global field by a '    874   o overriding an existing global field by a 'zero' field
944     by creating a local field manager that has    875     by creating a local field manager that has a null G4Field pointer
945     (a use case which did not exist.)             876     (a use case which did not exist.)
946   Further work to verify these use cases work     877   Further work to verify these use cases work is required.
947                                                   878 
948 Apr, 7th, V.Ivanchenko     transport-V05-00-04    879 Apr, 7th, V.Ivanchenko     transport-V05-00-04
949 -----------------                                 880 -----------------
950 - Migration to "cuts by region" for G4UserSpec    881 - Migration to "cuts by region" for G4UserSpecialCuts.
951                                                   882 
952 Apr, 3rd, G.Cosmo          transport-V05-00-03    883 Apr, 3rd, G.Cosmo          transport-V05-00-03
953 -----------------                                 884 -----------------
954 - Cleared pedantic warnings and some cosmetic     885 - Cleared pedantic warnings and some cosmetic cleanups...
955                                                   886 
956 Jan, 14th, M.Asai          transport-V05-00-02    887 Jan, 14th, M.Asai          transport-V05-00-02
957 -----------------                                 888 -----------------
958 - Consolidated transport-V05-00-01 tag for G4T    889 - Consolidated transport-V05-00-01 tag for G4Transportation.cc
959                                                   890 
960 Jan, 7th, M.Asai           transport-V05-00-01    891 Jan, 7th, M.Asai           transport-V05-00-01
961 ----------------                                  892 ----------------
962 - Fix in G4Transportation.cc for updating mate    893 - Fix in G4Transportation.cc for updating material-cut-couple.
963                                                   894 
964 Dec, 16th, G. Cosmo        transport-V05-00-00    895 Dec, 16th, G. Cosmo        transport-V05-00-00
965 -------------------                               896 -------------------
966 - Merged branch "geant4-04-01-ref-02-cuts-bran    897 - Merged branch "geant4-04-01-ref-02-cuts-branch" to HEAD.
967   Included development for 'cuts-by-region' in    898   Included development for 'cuts-by-region' in G4Transportation.cc.
968                                                   899 
969 Nov, 20th, J. Apostolakis  transport-V04-01-05    900 Nov, 20th, J. Apostolakis  transport-V04-01-05
970 -------------------------                         901 -------------------------
971 - Tagged.                                         902 - Tagged.
972    Tag requires:   geomvol-V04-01-06 and track    903    Tag requires:   geomvol-V04-01-06 and tracking-V04-01-10
973       and is dependent also on greps-V04-01-01    904       and is dependent also on greps-V04-01-01 and track-V04-01-01.
974                                                   905 
975 Nov, 8th, J.Generowicz                            906 Nov, 8th, J.Generowicz
976 - Copy auxiliary smooth trajectory point from     907 - Copy auxiliary smooth trajectory point from PIF to ParticleChange
977                                                   908 
978 Nov,  4th 2002 M.Dressel transport-V04-01-04      909 Nov,  4th 2002 M.Dressel transport-V04-01-04
979 ----------------------------------------------    910 -----------------------------------------------------
980 - remove G4std:: where it does not belong to      911 - remove G4std:: where it does not belong to
981 - replace str() functions                         912 - replace str() functions
982                                                   913 
983 Oct  31st, 2002 M.Dressel transport-V04-01-03     914 Oct  31st, 2002 M.Dressel transport-V04-01-03
984 ----------------------------------------------    915 -----------------------------------------------------
985 - bug fix in G4MassGeometrySampler and G4Paral    916 - bug fix in G4MassGeometrySampler and G4ParallelGeometrySampler
986                                                   917 
987 Oct  28th, 2002 M.Dressel transport-V04-01-02     918 Oct  28th, 2002 M.Dressel transport-V04-01-02
988 ----------------------------------------------    919 -----------------------------------------------------
989 - bug fix in G4MassGeometry                       920 - bug fix in G4MassGeometry
990                                                   921 
991 Oct  22th, 2002 M.Dressel internal_7_transport    922 Oct  22th, 2002 M.Dressel internal_7_transport-V04-01-01
992 ----------------------------------------------    923 --------------------------------------------------------
993 - moving G4CellStoreScorer, G4TrackLogger         924 - moving G4CellStoreScorer, G4TrackLogger
994   to digits+hits/detector                         925   to digits+hits/detector
995 - resolving G4SLRawValues                         926 - resolving G4SLRawValues
996                                                   927 
997 Oct  16th, 2002 M.Dressel internal_6_transport    928 Oct  16th, 2002 M.Dressel internal_6_transport-V04-01-01
998 ----------------------------------------------    929 --------------------------------------------------------
999 - changes recomanded by codewizrd                 930 - changes recomanded by codewizrd
1000 - added GCellFinder concept                      931 - added GCellFinder concept
1001                                                  932 
1002 Oct  10th, 2002 M.Dressel transport-V04-01-01    933 Oct  10th, 2002 M.Dressel transport-V04-01-01-internal-5
1003 ---------------------------------------------    934 --------------------------------------------------------
1004 - changing sampler concept: instead of separa    935 - changing sampler concept: instead of separat samplers for
1005   all combinations of importance sampling, sc    936   all combinations of importance sampling, scoring, wieght roulette
1006   for parallel and mass geometry there are tw    937   for parallel and mass geometry there are two Samplers now
1007   for the mass and parallel geometry: G4MassG    938   for the mass and parallel geometry: G4MassGeometrySampler
1008   and G4ParallelGeometrySampler.                 939   and G4ParallelGeometrySampler.
1009 - Introduction of Configurators to setup the     940 - Introduction of Configurators to setup the processes.
1010                                                  941 
1011 Sep  18th, 2002 M.Dressel transport-V04-01-01    942 Sep  18th, 2002 M.Dressel transport-V04-01-01-internal-4
1012 ---------------------------------------------    943 --------------------------------------------------------
1013 - tagging a version before reducing the numbe    944 - tagging a version before reducing the number of Samplers
1014                                                  945 
1015 Sep  2th, 2002 M.dressel  transport-V04-01-01    946 Sep  2th, 2002 M.dressel  transport-V04-01-01-internal-3
1016 -----------------------------------------        947 -----------------------------------------
1017     code cleanup for code-wizard                 948     code cleanup for code-wizard
1018                                                  949 
1019 Aug  29th, 2002 M.Dressel int-1-V04-01-01        950 Aug  29th, 2002 M.Dressel int-1-V04-01-01
1020 -----------------------------------------        951 -----------------------------------------
1021 - adopted to changes in int-2-geombias-V04-01    952 - adopted to changes in int-2-geombias-V04-01-01:
1022      renaming of G4PTouchableKey to G4Geometr    953      renaming of G4PTouchableKey to G4GeometryCell
1023      changing  G4VIStore and G4IStore            954      changing  G4VIStore and G4IStore
1024      and dependants                              955      and dependants
1025                                                  956 
1026 Aug  13th, 2002 M.Dressel transport-V04-01-01    957 Aug  13th, 2002 M.Dressel transport-V04-01-01
1027 ---------------------------------------------    958 ----------------------------------------------
1028 - added G4CellStoreScorer,  G4VTrackTerminato    959 - added G4CellStoreScorer,  G4VTrackTerminator and changed the sampler
1029   classes in order to use the G4VTrackTermina    960   classes in order to use the G4VTrackTerminator (if necessary) to
1030   kill a track.                                  961   kill a track.
1031 - coworks with geombias-V04-01-01                962 - coworks with geombias-V04-01-01
1032                                                  963 
1033 July 18th, 2002 M.Dressel                        964 July 18th, 2002 M.Dressel
1034 -------------------------                        965 -------------------------
1035 - bug fix in G4TrackLogger                       966 - bug fix in G4TrackLogger
1036                                                  967 
1037 July 11th, 2002 M.Dressel internal-2-transpor    968 July 11th, 2002 M.Dressel internal-2-transport-V04-01-01
1038 ---------------------------------------------    969 --------------------------------------------------------
1039 - moved the standard scoring classes to run b    970 - moved the standard scoring classes to run because
1040   they need G4EventManager.                      971   they need G4EventManager.
1041                                                  972 
1042 July 10th, 2002 M.Dressel internal-1-transpor    973 July 10th, 2002 M.Dressel internal-1-transport-V04-01-01
1043 ---------------------------------------------    974 --------------------------------------------------------
1044 - add classes for standard scoreing. Remove G    975 - add classes for standard scoreing. Remove G4ScorePrinter and G4Scorer.
1045   G4StandardScorer and G4StandardScoreTable m    976   G4StandardScorer and G4StandardScoreTable may be used as replacement.
1046   The source file G4StandardScorer.cc may be     977   The source file G4StandardScorer.cc may be found in
1047   extended/examples/B09/src because it needs     978   extended/examples/B09/src because it needs to acces the
1048   G4EventManager.                                979   G4EventManager.
1049                                                  980 
1050 Jun   13, 2002 M.Dressel transport-V04-00-09     981 Jun   13, 2002 M.Dressel transport-V04-00-09
1051 ---------------------------------------------    982 ---------------------------------------------
1052 - add classes for creating and printing talli    983 - add classes for creating and printing tallies.
1053                                                  984 
1054 May   31, 2002  M.Dressel transport-V04-00-08    985 May   31, 2002  M.Dressel transport-V04-00-08
1055 ---------------------------------------------    986 --------------------------------------------------------
1056 - made weight window sampling to apply only a    987 - made weight window sampling to apply only at inital track step 1.
1057                                                  988 
1058 May   31, 2002  M.Dressel transport-V04-00-07    989 May   31, 2002  M.Dressel transport-V04-00-07
1059 ---------------------------------------------    990 --------------------------------------------------------
1060 - bug fix in G4PArallelScoreSampler.cc and re    991 - bug fix in G4PArallelScoreSampler.cc and remove Warning from
1061   ParallelTransport.                             992   ParallelTransport.
1062                                                  993 
1063 May   31, 2002  M.Dressel transport-V04-00-06    994 May   31, 2002  M.Dressel transport-V04-00-06
1064 ---------------------------------------------    995 --------------------------------------------------------
1065 - renaming of the Manager classes to Sampler     996 - renaming of the Manager classes to Sampler classes
1066 - substitution of G4ParallelManager inside th    997 - substitution of G4ParallelManager inside the Sampler classes
1067                                                  998 
1068 May   30, 2002  M.Dressel                        999 May   30, 2002  M.Dressel
1069 ---------------------------------------------    1000 --------------------------------------------------------
1070 - chamged G4VImportanceScoreConstructor to G4    1001 - chamged G4VImportanceScoreConstructor to G4VSampler
1071                                                  1002 
1072 May   30, 2002  M.Dressel                        1003 May   30, 2002  M.Dressel
1073 ---------------------------------------------    1004 --------------------------------------------------------
1074 - all the ImportanceScoreManagers derive form    1005 - all the ImportanceScoreManagers derive form
1075   G4VImportanceScoreConstructor                  1006   G4VImportanceScoreConstructor
1076                                                  1007 
1077 May   30, 2002  M.Dressel internal-3-transpor    1008 May   30, 2002  M.Dressel internal-3-transport-V04-00-05
1078 ---------------------------------------------    1009 --------------------------------------------------------
1079 - changes in Importance Manager constructors,    1010 - changes in Importance Manager constructors, G4ImportanceAlgorithm as
1080   pointer                                        1011   pointer
1081                                                  1012 
1082 May   29, 2002  M.Dressel internal-2-transpor    1013 May   29, 2002  M.Dressel internal-2-transport-V04-00-05
1083 ---------------------------------------------    1014 --------------------------------------------------------
1084 - bug fix in G4PImportanceWWindowScoreManager    1015 - bug fix in G4PImportanceWWindowScoreManager.cc
1085   and G4ParallelImportanceManager.hh.            1016   and G4ParallelImportanceManager.hh.
1086                                                  1017 
1087 May   24, 2002  M.Dressel internal-1-transpor    1018 May   24, 2002  M.Dressel internal-1-transport-V04-00-05
1088 -------------------------                        1019 -------------------------
1089 - Change in G4VProcessPlacer and G4ProcessPla    1020 - Change in G4VProcessPlacer and G4ProcessPlacer: add member function
1090   RemoveProcess to properly remove a process.    1021   RemoveProcess to properly remove a process.
1091 - Add classes for wieght window biasing.         1022 - Add classes for wieght window biasing.
1092                                                  1023 
1093                                                  1024 
1094 May   02, 2002  M.Dressel                        1025 May   02, 2002  M.Dressel
1095 -------------------------                        1026 -------------------------
1096 - Change in G4ProcessPlacer: set process vect    1027 - Change in G4ProcessPlacer: set process vector via process manager not
1097   directly.                                      1028   directly.
1098 - Change in G4ParallelTranport: use StartTrac    1029 - Change in G4ParallelTranport: use StartTracking to signal inital step.
1099   This should help to locate "suspended" trac    1030   This should help to locate "suspended" tracks.
1100                                                  1031 
1101 April 24, 2002  G.Cosmo - transport-V04-00-05    1032 April 24, 2002  G.Cosmo - transport-V04-00-05
1102 -----------------------                          1033 -----------------------
1103 - Added G4DEBUG_TRANSPORT flag in GNUmakefile    1034 - Added G4DEBUG_TRANSPORT flag in GNUmakefile and (on suggestionh of
1104   J.Apostolakis) replaced to G4VERBOSE in G4T    1035   J.Apostolakis) replaced to G4VERBOSE in G4Transportation::PostStepDoIt()
1105   for extra-check on volume boundary.            1036   for extra-check on volume boundary.
1106   Issues addressed by problem report #130 sho    1037   Issues addressed by problem report #130 should now be resolved.
1107                                                  1038 
1108 April 10, 2002  M.Dressel - transport-V04-00-    1039 April 10, 2002  M.Dressel - transport-V04-00-04
1109 -------------------------                        1040 -------------------------
1110 - Added comments to headers of transportation    1041 - Added comments to headers of transportation classes and managers for
1111   importance biasing, to fullfill Software Re    1042   importance biasing, to fullfill Software Reference Manual.
1112                                                  1043 
1113 Apr 9, 2002 G.Cosmo                              1044 Apr 9, 2002 G.Cosmo
1114 -------------------                              1045 -------------------
1115 - Added liability disclaimer to scorer classe    1046 - Added liability disclaimer to scorer classes and minor cosmetics.
1116                                                  1047 
1117 Apr 8, 2002 M.Dressel - transport-V04-00-03      1048 Apr 8, 2002 M.Dressel - transport-V04-00-03
1118 ---------------------                            1049 ---------------------
1119 - Resolved compilation problems on HP-aCC.       1050 - Resolved compilation problems on HP-aCC.
1120                                                  1051 
1121 Apr 4, 2002 M.Dressel - transport-V04-00-02      1052 Apr 4, 2002 M.Dressel - transport-V04-00-02
1122 ---------------------                            1053 ---------------------
1123 - Cleaned compilation problems for G4std/std.    1054 - Cleaned compilation problems for G4std/std.
1124                                                  1055 
1125 Apr 4, 2002 M.Dressel - transport-V04-00-01      1056 Apr 4, 2002 M.Dressel - transport-V04-00-01
1126 ---------------------                            1057 ---------------------
1127 - Resolved compilation problems on SUN-CC and    1058 - Resolved compilation problems on SUN-CC and Linux-egcs.
1128                                                  1059 
1129 Mar  28, 2002 M.Dressel - transport-V04-00-00    1060 Mar  28, 2002 M.Dressel - transport-V04-00-00
1130 -----------------------                          1061 -----------------------
1131 - First implementation of transportation clas    1062 - First implementation of transportation classes and managers for importance
1132   biasing and scoring. Co-works with "geometr    1063   biasing and scoring. Co-works with "geometry-V04-00-01".
1133                                                  1064 
1134 Mar  25, 2002 G.Cosmo                            1065 Mar  25, 2002 G.Cosmo
1135 ---------------------                            1066 ---------------------
1136 - Added dependency to new module geometry/bia    1067 - Added dependency to new module geometry/biasing in GNUmakefile.
1137                                                  1068 
1138 Dec   8, 2001 J.Apostolakis - transport-V03-0    1069 Dec   8, 2001 J.Apostolakis - transport-V03-02-07
1139 ---------------------------                      1070 ---------------------------
1140 - Activated the killing of 'looping' particle    1071 - Activated the killing of 'looping' particles -- to be used also to
1141   abandon (kill) particles that are stuck (eg    1072   abandon (kill) particles that are stuck (eg at boundaries).
1142   [ Fix for problems of stuck particles repor    1073   [ Fix for problems of stuck particles reported by CMS (P.Arce),
1143     and Atlas (A.Del'Acqua, A.Rimoldi) ]         1074     and Atlas (A.Del'Acqua, A.Rimoldi) ]
1144                                                  1075 
1145 Nov  28, 2001 J.Apostolakis - transport-V03-0    1076 Nov  28, 2001 J.Apostolakis - transport-V03-02-06
1146 ---------------------------                      1077 ---------------------------
1147 - Fix for the new updating of the time for fi    1078 - Fix for the new updating of the time for fields -- correcting previous
1148   tag.  By keeping account whether the field     1079   tag.  By keeping account whether the field changes the energy (and
1149   therefore the velocity) in the field manage    1080   therefore the velocity) in the field manager.
1150                                                  1081 
1151   Requires and co-works with                     1082   Requires and co-works with
1152    - "field-V03-02-07"                           1083    - "field-V03-02-07"
1153    - "geomvol-V03-02-02"                         1084    - "geomvol-V03-02-02"
1154   in order to compile (let alone have any eff    1085   in order to compile (let alone have any effect.)
1155                                                  1086 
1156 Nov  10, 2001 J.Apostolakis - transport-V03-0    1087 Nov  10, 2001 J.Apostolakis - transport-V03-02-05
1157 ---------------------------                      1088 ---------------------------
1158 - Motivated by the use case of an Electric Fi    1089 - Motivated by the use case of an Electric Field,
1159    * in order to achieve reasonable accuracy     1090    * in order to achieve reasonable accuracy in time integration,
1160    * and to enable fields that vary with the     1091    * and to enable fields that vary with the global time
1161   changed Transportation to try to obtain the    1092   changed Transportation to try to obtain the delta_time from FieldTrack.
1162   Co-works with and requires "field-V03-02-03    1093   Co-works with and requires "field-V03-02-03" to have any effect.
1163                                                  1094 
1164 Nov   9, 2001   G. Cosmo - transport-V03-02-0    1095 Nov   9, 2001   G. Cosmo - transport-V03-02-04
1165 ------------------------                         1096 ------------------------
1166 - Fix in G4Transportation.cc for initialisati    1097 - Fix in G4Transportation.cc for initialisation of touchable handle.
1167                                                  1098 
1168 Nov   8, 2001   G. Cosmo - transport-V03-02-0    1099 Nov   8, 2001   G. Cosmo - transport-V03-02-03
1169 ------------------------                         1100 ------------------------
1170 - Introduced changes to G4Transportation for     1101 - Introduced changes to G4Transportation for reference-counted
1171   touchables (R.Chytracek). Added methods Get    1102   touchables (R.Chytracek). Added methods GetFreeTouchable() and
1172   SetTheOtherTouchableFree(G4VTouchable*).       1103   SetTheOtherTouchableFree(G4VTouchable*).
1173                                                  1104 
1174 Nov   6, 2001   J. Apostolakis - transport-V0    1105 Nov   6, 2001   J. Apostolakis - transport-V03-02-02
1175 ------------------------------                   1106 ------------------------------
1176 - Added protection in G4Transportation::Along    1107 - Added protection in G4Transportation::AlongStepGPIL for messaging
1177   "ResestStepEstimate" of ChordFinder for the    1108   "ResestStepEstimate" of ChordFinder for the case there is no global field.
1178   ** NOTE this is not a perfect resolution (s    1109   ** NOTE this is not a perfect resolution (see NOTE in log file). **
1179   --> Thanks to Radovan Chytracek for reporti    1110   --> Thanks to Radovan Chytracek for reporting this problem (move to file log)
1180                                                  1111 
1181 Aug  16, 2001   J. Apostolakis - transport-V0    1112 Aug  16, 2001   J. Apostolakis - transport-V03-02-01
1182 ------------------------------                   1113 ------------------------------
1183 - Tagged. (This tag requires field-V03-02-00)    1114 - Tagged. (This tag requires field-V03-02-00)
1184                                                  1115 
1185 Aug  16, 2001   J. Apostolakis                   1116 Aug  16, 2001   J. Apostolakis
1186 ------------------------------                   1117 ------------------------------
1187 - Erasing state information from previous tra    1118 - Erasing state information from previous track at the first step of
1188   each track.  (-> this is required to ensure    1119   each track.  (-> this is required to ensure repeatability)
1189   This should eliminate any non-repeatability    1120   This should eliminate any non-repeatability due to the propagation
1190   in field.                                      1121   in field.
1191   ( Requires updated version of G4ChordFinder    1122   ( Requires updated version of G4ChordFinder )
1192                                                  1123 
1193 Jul  19, 2001   G. Cosmo  transport-V03-02-00    1124 Jul  19, 2001   G. Cosmo  transport-V03-02-00
1194 ------------------------                         1125 ------------------------
1195 - Synchronised with CVS HEAD after introducti    1126 - Synchronised with CVS HEAD after introduction of warrenty disclaimer.
1196 - Modified author list in G4Transportation (P    1127 - Modified author list in G4Transportation (P.Gumplinger).
1197                                                  1128 
1198 Apr  11, 2001   J. Apostolakis   transport-V0    1129 Apr  11, 2001   J. Apostolakis   transport-V03-01-02
1199 ------------------------------                   1130 ------------------------------
1200 - Corrected the last update of G4Transportati    1131 - Corrected the last update of G4Transportation.cc, which overwrote the
1201   value of the spin in the cases where a part    1132   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.      1133   or a charged particle was not in a field.
1203                                                  1134 
1204 Apr  11, 2001   P. Gumplinger   transport-V03    1135 Apr  11, 2001   P. Gumplinger   transport-V03-01-01
1205 -----------------------------                    1136 -----------------------------
1206 - Updated G4Transportation.cc to make spin tr    1137 - Updated G4Transportation.cc to make spin tracking work correctly:
1207   o Replaced the line originally commented ou    1138   o Replaced the line originally commented out:
1208       // fTransportEndPolarization= aFieldTra    1139       // fTransportEndPolarization= aFieldTrack.GetSpin() ; // Not yet possible
1209     with:                                        1140     with:
1210       fTransportEndSpin = aFieldTrack.GetSpin    1141       fTransportEndSpin = aFieldTrack.GetSpin();
1211   o Added to the AlongStepDoIt() the followin    1142   o Added to the AlongStepDoIt() the following call:
1212       fParticleChange.SetPolarizationChange(f    1143       fParticleChange.SetPolarizationChange(fTransportEndSpin);
1213                                                  1144 
1214 Mar  19, 2001   J. Apostolakis  transport-V03    1145 Mar  19, 2001   J. Apostolakis  transport-V03-00-01
1215 ------------------------------                   1146 ------------------------------
1216 - G4Transportation modified to use new FieldT    1147 - G4Transportation modified to use new FieldTrack, and get Kinetic
1217   Energy from it.                                1148   Energy from it.
1218   This new FieldTrack together with changes i    1149   This new FieldTrack together with changes in associated Equation of Motion
1219   classes implement the momentum vector as in    1150   classes implement the momentum vector as independent variable in place of
1220   the velocity.                                  1151   the velocity.
1221   So this tag requires                           1152   So this tag requires
1222   - new geometry/magneticfield tag "field-V03    1153   - new geometry/magneticfield tag "field-V03-00-01",  and
1223   - new geometry/volumes  tag "geomvol-V03-00    1154   - new geometry/volumes  tag "geomvol-V03-00-03" for new
1224     G4PropagatorInField ().                      1155     G4PropagatorInField ().
1225                                                  1156 
1226 Feb  27, 2001   J. Apostolakis  (transport-V0    1157 Feb  27, 2001   J. Apostolakis  (transport-V03-00-00)
1227 ------------------------------                   1158 ------------------------------
1228 - G4Transportation.cc:                           1159 - G4Transportation.cc:
1229   *   Modified calculation of energy at the e    1160   *   Modified calculation of energy at the end of field step
1230        to make it more accurate at low veloci    1161        to make it more accurate at low velocities,
1231        (while remaining correct at high gamma    1162        (while remaining correct at high gammas).
1232   This improves the energy determination.        1163   This improves the energy determination.
1233   Together with electromagnetic/standard tag     1164   Together with electromagnetic/standard tag  "stand-V03-00-03"
1234   this addresses the main problem in propagat    1165   this addresses the main problem in propagating in an electric field
1235   (Problem report # 108 )                        1166   (Problem report # 108 )
1236                                                  1167 
1237 Sep  22, 2000   V. Grichine (transport-V02-00    1168 Sep  22, 2000   V. Grichine (transport-V02-00-00)  [recorded by G.Cosmo]
1238 ---------------------------                      1169 ---------------------------
1239 - G4Transportation.cc:                           1170 - G4Transportation.cc:
1240   o added formula for Tkin corresponding dire    1171   o added formula for Tkin corresponding directly to
1241     relativistic definition of Tkin = Etot -     1172     relativistic definition of Tkin = Etot - mc^2 = mc^2(gamma -1),
1242     where gamma is a particle Lorentz factor.    1173     where gamma is a particle Lorentz factor.
1243   o general cosmetics.                           1174   o general cosmetics.
1244                                                  1175 
1245 Jun  19, 2000   J. Apostolakis  (transport-V0    1176 Jun  19, 2000   J. Apostolakis  (transport-V01-01-02)
1246 ------------------------------                   1177 ------------------------------
1247 - G4Transportation.cc: Set the True Step Leng    1178 - G4Transportation.cc: Set the True Step Length in G4Transportation.cc
1248 - Cosmetic:  updated other files to the head,    1179 - Cosmetic:  updated other files to the head, as there were no differences
1249   from it (CVS headers).                         1180   from it (CVS headers).
1250                                                  1181 
1251 May  15, 2000   J. Apostolakis  (transport-V0    1182 May  15, 2000   J. Apostolakis  (transport-V01-01-01)
1252 ------------------------------                   1183 ------------------------------
1253 - G4Transportation.cc:  Set the material in m    1184 - G4Transportation.cc:  Set the material in materialChange, in order to get
1254   correct behaviour for volumes that paramete    1185   correct behaviour for volumes that parameterise the material.
1255   (Fix is dependant on changes to particleCha    1186   (Fix is dependant on changes to particleChangeForTransport and StepPoint)
1256 - Modified setting of touchable change, in or    1187 - Modified setting of touchable change, in order to preserve const-ness where
1257   it exists.                                     1188   it exists.
1258                                                  1189 
1259 Nov  25, 1999   J. Apostolakis  (transport-V0    1190 Nov  25, 1999   J. Apostolakis  (transport-V00-01-01)
1260 ------------------------------                   1191 ------------------------------
1261 - G4Transportation.cc: Added protection for t    1192 - G4Transportation.cc: Added protection for the case of a zero step (when
1262   there is a field)                              1193   there is a field)
1263 - G4UserSpecialCuts: protection to use min ra    1194 - G4UserSpecialCuts: protection to use min range and min kinE only for
1264   charged particles.                             1195   charged particles.
1265                                                  1196 
1266 June  9, 1999   J. Apostolakis  (transport-01    1197 June  9, 1999   J. Apostolakis  (transport-01-00-02)
1267 ------------------------------                   1198 ------------------------------
1268 - Added a protection so that full relocation     1199 - Added a protection so that full relocation is not used for very small moves.
1269                                                  1200 
1270 Dec   4, 1998   J. Apostolakis  (transport-00    1201 Dec   4, 1998   J. Apostolakis  (transport-00-04-01)
1271 ------------------------------                   1202 ------------------------------
1272 - The Velocity Vector for Transport in a magn    1203 - The Velocity Vector for Transport in a magnetic field is now set correctly.
1273   (previously the scalar velocity was automat    1204   (previously the scalar velocity was automatically promoted to a 3-vector)
1274                                                  1205 
1275 Nov  25, 1998  J. Apostolakis                    1206 Nov  25, 1998  J. Apostolakis
1276 -----------------------------                    1207 -----------------------------
1277 - Added the direction to  LocateGlobalPointAn    1208 - Added the direction to  LocateGlobalPointAndUpdateTouchable.
1278                                                  1209 
1279 Nov  19, 1998   J. Apostolakis  (transport-00    1210 Nov  19, 1998   J. Apostolakis  (transport-00-03-04)
1280 ------------------------------                   1211 ------------------------------
1281 - Fixes:                                         1212 - Fixes:
1282   1) The final energy is set equal to the ini    1213   1) The final energy is set equal to the initial energy, because
1283      the PropagatorInField does not calculate    1214      the PropagatorInField does not calculate it correctly yet.  NEEDS Fix
1284   2) If the requested step size is zero and s    1215   2) If the requested step size is zero and safety is zero,  the
1285      step is now considered geometry limited.    1216      step is now considered geometry limited.  (This can happen
1286      if a discrete process tries to take a  s    1217      if a discrete process tries to take a  step that is very small
1287      compared to the mean free path.)  Proble    1218      compared to the mean free path.)  Problem observed by Laszlo in EM tests.
1288   3) PostStepGetInteractionLength now returns    1219   3) PostStepGetInteractionLength now returns DBL_MAX, not kInfinity.
1289                                                  1220 
1290 Nov  11, 1998   J. Apostolakis  (transport-00    1221 Nov  11, 1998   J. Apostolakis  (transport-00-03-03)
1291 ------------------------------                   1222 ------------------------------
1292 - Changes to accomodate new interface of Fiel    1223 - Changes to accomodate new interface of Field:
1293   G4PropagatorInField and G4FieldTrack.          1224   G4PropagatorInField and G4FieldTrack.
1294                                                  1225 
1295 Oct  30, 1998  J. Apostolakis   (transport-00    1226 Oct  30, 1998  J. Apostolakis   (transport-00-03-02)
1296 -----------------------------                    1227 -----------------------------
1297 - In the case of magnetic field, a flag that     1228 - In the case of magnetic field, a flag that determines whether the
1298   geometry limited the step was not set.         1229   geometry limited the step was not set.
1299                                                  1230 
1300 Sep  16, 1998  J. Apostolakis   (transport-00    1231 Sep  16, 1998  J. Apostolakis   (transport-00-03-01)
1301 -----------------------------                    1232 -----------------------------
1302 - Checks whether the particle is out of the w    1233 - Checks whether the particle is out of the world volume,
1303   if so it has exited and must be killed.        1234   if so it has exited and must be killed.
1304                                                  1235 
1305 Aug  28, 1998  J. Apostolakis                    1236 Aug  28, 1998  J. Apostolakis
1306 -----------------------------                    1237 -----------------------------
1307 - The PostStepGetPhysicalInteractionLength ha    1238 - The PostStepGetPhysicalInteractionLength has fixed (to return kInf)
1308   The boolean flags for touchables are now in    1239   The boolean flags for touchables are now initialised. & Other small fixes ?
1309   Test code for non-relocating case added (fo    1240   Test code for non-relocating case added (for debugging).
1310                                                  1241 
1311 June 08, 1998   J. Apostolakis  (trans-06-04)    1242 June 08, 1998   J. Apostolakis  (trans-06-04)
1312 ------------------------------                   1243 ------------------------------
1313 - Corrected Safety computation for the case o    1244 - Corrected Safety computation for the case of the field (adding endpoint
1314   distance instead of curve length.)             1245   distance instead of curve length.)
1315 - Added PostStepDoIt method that tries to rel    1246 - Added PostStepDoIt method that tries to relocate the particle using
1316   G4ParticleChangeForTransport                   1247   G4ParticleChangeForTransport
1317 - Transportation is no longer a G4ContinuousP    1248 - Transportation is no longer a G4ContinuousProcess.
1318                                                  1249 
1319 June 08, 1998   J. Apostolakis  (trans-06-03)    1250 June 08, 1998   J. Apostolakis  (trans-06-03)
1320 ------------------------------                   1251 ------------------------------
1321 - Modified it to recomputate Safety at the st    1252 - Modified it to recomputate Safety at the start of a step.  To do this
1322   it uses the previous step's  calculated saf    1253   it uses the previous step's  calculated safety and endpoint.
1323                                                  1254 
1324 June 08, 1998   J. Apostolakis  (trans-06-02)    1255 June 08, 1998   J. Apostolakis  (trans-06-02)
1325 ------------------------------                   1256 ------------------------------
1326 - Modified it to add re-computation of Safety    1257 - Modified it to add re-computation of Safety at the endpoint of a step,
1327   when the safety would become negative.  Thi    1258   when the safety would become negative.  This is done to allow processes
1328   to benefit from a realistic (geometrical) v    1259   to benefit from a realistic (geometrical) value of the safety.  The
1329   request to do this was from EM physics         1260   request to do this was from EM physics
1330                                                  1261 
1331 June 03, 1998   J. Apostolakis  (trans-06-01)    1262 June 03, 1998   J. Apostolakis  (trans-06-01)
1332 ------------------------------                   1263 ------------------------------
1333 - The safety we is now generalised to mean th    1264 - The safety we is now generalised to mean the limit of assumption of all
1334   processes. The AlongStepGPIL input value is    1265   processes. The AlongStepGPIL input value is not the remainder from the
1335   previous step's geometrical safety.            1266   previous step's geometrical safety.
1336   So the transportation must recalculate the     1267   So the transportation must recalculate the starting point's safety here.
1337   As a zeroeth order approximation we set it     1268   As a zeroeth order approximation we set it to zero.
1338                                                  1269 
1339 April 17, 1998  M. Maire      [recorded by Jo    1270 April 17, 1998  M. Maire      [recorded by John Apostolakis]
1340 ------------------------                         1271 ------------------------
1341 - A new process, G4UserSpecialCuts, was added    1272 - A new process, G4UserSpecialCuts, was added to allow the
1342   user an alternative method to set some user    1273   user an alternative method to set some user cuts.
1343                                                  1274 
1344 April 15, 1998  H. Kurasige   [recorded by Jo    1275 April 15, 1998  H. Kurasige   [recorded by John Apostolakis]
1345 ---------------------------                      1276 ---------------------------
1346 - The transportation does the absolute minimu    1277 - The transportation does the absolute minimum required to conform to
1347   the new scheme for ParticleChange: G4VParti    1278   the new scheme for ParticleChange: G4VParticleChange is used in signature.
1348   [ But default G4ParticleChange is still use    1279   [ But default G4ParticleChange is still used ].
1349                                                  1280 
1350 April 14, 1998  John Apostolakis                 1281 April 14, 1998  John Apostolakis
1351 --------------------------------                 1282 --------------------------------
1352 - History file Created                           1283 - History file Created