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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.p4)


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