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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 11.2.2)


  1 # Category transport History                        1 # Category transport History
  2                                                     2 
  3 See `CONTRIBUTING.rst` for details of **requir      3 See `CONTRIBUTING.rst` for details of **required** info/format for each entry,
  4 which **must** added in reverse chronological       4 which **must** added in reverse chronological order (newest at the top).
  5 It must **not** be used as a substitute for wr      5 It must **not** be used as a substitute for writing good git commit messages!
  6                                                     6 
  7 ----------------------------------------------      7 -------------------------------------------------------------------------------
  8                                                << 
  9 ## 2024-10-08 Jonas Hahnfeld (transport-V11-02 << 
 10 - Introduce `TRANSPORTATION_WITH_MSC` process  << 
 11                                                << 
 12 ## 2023-01-26 John Apostolakis (transport-V11-      8 ## 2023-01-26 John Apostolakis (transport-V11-01-02)
 13 - Added a method to set both warning & importa      9 - Added a method to set both warning & important energies in G4TransporationParameters
 14   Added method to report lock errors.              10   Added method to report lock errors.
 15   Improve reporting of inconsistent changes of     11   Improve reporting of inconsistent changes of 'warning' & 'important' energies
 16     (not only enforce warning_E < important_E      12     (not only enforce warning_E < important_E but also warn about violations.)
 17                                                    13 
 18 ## 2023-01-25 John Apostolakis (transport-V11-     14 ## 2023-01-25 John Apostolakis (transport-V11-01-01)
 19 - Fix unwanted change of default looper parame     15 - Fix unwanted change of default looper parameters.
 20   ( Reversed inadvertent creation of G4Transpo     16   ( Reversed inadvertent creation of G4TransportationParameters in
 21     calls to G4Transportation constructor.)        17     calls to G4Transportation constructor.)
 22                                                    18 
 23 ## 2023-01-09 Jonas Hahnfeld (transport-V11-01     19 ## 2023-01-09 Jonas Hahnfeld (transport-V11-01-00)
 24 - Fix compilation warning about unused variabl     20 - Fix compilation warning about unused variable without `G4VERBOSE`.
 25                                                    21 
 26 ## 2022-11-25 Gabriele Cosmo (transport-V11-00     22 ## 2022-11-25 Gabriele Cosmo (transport-V11-00-10)
 27 - Removed debug printouts in G4Transportation.     23 - Removed debug printouts in G4Transportation.
 28                                                    24 
 29 ## 2022-11-23 Gabriele Cosmo (transport-V11-00     25 ## 2022-11-23 Gabriele Cosmo (transport-V11-00-09)
 30 - Fixed compilation warnings for implicit type     26 - Fixed compilation warnings for implicit type conversions on macOS/XCode 14.1.
 31                                                    27 
 32 ## 2022-11-10 John Apostolakis (transport-V11-     28 ## 2022-11-10 John Apostolakis (transport-V11-00-08)
 33 - New class G4TransporationParameters to hold      29 - New class G4TransporationParameters to hold looper parameters & others.
 34   This is a class to be created in master and      30   This is a class to be created in master and hold the values of all looper 
 35   parameters for G4Transportation and derived      31   parameters for G4Transportation and derived classes.
 36   * G4Transporation's  constructor checks for      32   * G4Transporation's  constructor checks for the existence of a default 
 37     instance. If found, its values will be ass     33     instance. If found, its values will be assigned to the corresponding
 38     data members of G4Transporation.               34     data members of G4Transporation.
 39     This behaviour is inherited by subclasses      35     This behaviour is inherited by subclasses (using this constructor).
 40   * The (default) 'instance' of G4Transportati     36   * The (default) 'instance' of G4TransportationParameters should be
 41     shared by all threads, and used for all pa     37     shared by all threads, and used for all particle types.
 42     These values could be subsequently changed     38     These values could be subsequently changed - e.g. in User Actions.
 43   * The G4TransporationParameters object (inst     39   * The G4TransporationParameters object (instance) is current unique.
 44     ( Future extensions are envisioned that al     40     ( Future extensions are envisioned that allow an object of this  
 45       to be associated with a separate instanc     41       to be associated with a separate instance of G4Transportation assigned 
 46       to one or more particle types, e.g. elec     42       to one or more particle types, e.g. electrons, or muons and positrons. )
 47                                                    43 
 48 ## 2022-10-05 Gabriele Cosmo (transport-V11-00     44 ## 2022-10-05 Gabriele Cosmo (transport-V11-00-07)
 49 - Fixed compilation warnings on Intel/icx comp     45 - Fixed compilation warnings on Intel/icx compiler for variables set
 50   but not used.                                    46   but not used.
 51                                                    47 
 52 ## 2022-05-18 Gabriele Cosmo (transport-V11-00     48 ## 2022-05-18 Gabriele Cosmo (transport-V11-00-06)
 53 - `G4Transportation`, `G4CoupledTransportation     49 - `G4Transportation`, `G4CoupledTransportation`: fixed misuse of bitwise '|'
 54   operator instead of logical.                     50   operator instead of logical.
 55                                                    51 
 56 ## 2022-05-11 Jonas Hahnfeld (transport-V11-00     52 ## 2022-05-11 Jonas Hahnfeld (transport-V11-00-05)
 57 - `G4Transportation`: Remove non-working check     53 - `G4Transportation`: Remove non-working check for any field
 58 - Remove `PUBLIC` dependency on `G4magneticfie     54 - Remove `PUBLIC` dependency on `G4magneticfield`, `G4navigation`
 59                                                    55 
 60 ## 2022-04-24 Vladimir Ivanchenko (transport-V     56 ## 2022-04-24 Vladimir Ivanchenko (transport-V11-00-04)
 61 - moved G4UserSpecialCuts to physics_lists/con     57 - moved G4UserSpecialCuts to physics_lists/constructors/limiters
 62 - GNUmakefile, source.cmake - removed dependen     58 - GNUmakefile, source.cmake - removed dependence on electromagnetic/utils 
 63                                                    59 
 64 ## 2022-04-20 Jonas Hahnfeld (transport-V11-00     60 ## 2022-04-20 Jonas Hahnfeld (transport-V11-00-03)
 65 - `G4CoupledTransportation`: Set flags from `G     61 - `G4CoupledTransportation`: Set flags from `G4Transportation`
 66   * Replace `fFirstStepInAnyVolume` with `fFir     62   * Replace `fFirstStepInAnyVolume` with `fFirstStepInVolume`
 67   * Replace `fAnyGeometryLimitedStep` with `fG     63   * Replace `fAnyGeometryLimitedStep` with `fGeometryLimitedStep`
 68   * Remove wrong check in case of zero steps       64   * Remove wrong check in case of zero steps
 69 - `G4Transportation`:                              65 - `G4Transportation`:
 70   * Remove wrong check in case of zero steps       66   * Remove wrong check in case of zero steps
 71   * Set step status on volume boundary             67   * Set step status on volume boundary
 72                                                    68 
 73 ## 2022-01-17 Jonas Hahnfeld (transport-V11-00     69 ## 2022-01-17 Jonas Hahnfeld (transport-V11-00-02)
 74 - Remove useless `const_cast` of `G4VSensitive     70 - Remove useless `const_cast` of `G4VSensitiveDetector`
 75                                                    71 
 76 ## 2022-01-05 Jonas Hahnfeld (transport-V11-00     72 ## 2022-01-05 Jonas Hahnfeld (transport-V11-00-01)
 77 - `G4CoupledTransportation`:                       73 - `G4CoupledTransportation`:
 78   * Use new constant `G4TransportationManager:     74   * Use new constant `G4TransportationManager::kMassNavigatorId`
 79   * Inherit from `G4Transportation`, remove du     75   * Inherit from `G4Transportation`, remove duplicated variables and methods
 80                                                    76 
 81 ## 2021-12-10 Ben Morgan (transport-V11-00-00)     77 ## 2021-12-10 Ben Morgan (transport-V11-00-00)
 82 - Change to new Markdown History format            78 - Change to new Markdown History format
 83                                                    79 
 84 ---                                                80 ---
 85                                                    81 
 86 # History entries prior to 11.0                    82 # History entries prior to 11.0
 87                                                    83 
 88 Sep 23rd 2021, Alberto Ribon transport-V10-07-     84 Sep 23rd 2021, Alberto Ribon transport-V10-07-03
 89 ----------------------------                       85 ----------------------------
 90 - Added PARALLEL_WORLD_PROCESS to G4Transporta     86 - Added PARALLEL_WORLD_PROCESS to G4TransportationProcessType
 91   (to avoid hardwired value "491" in the const     87   (to avoid hardwired value "491" in the constructor of class
 92    G4ParallelWorldProcess).                        88    G4ParallelWorldProcess).
 93                                                    89 
 94 Apr 16th 2021, Ben Morgan transport-V10-07-02      90 Apr 16th 2021, Ben Morgan transport-V10-07-02
 95 -------------------------                          91 -------------------------
 96 - Migrate build to modular CMake API               92 - Migrate build to modular CMake API
 97                                                    93 
 98 Feb 24th 2021, G. Cosmo transport-V10-07-01        94 Feb 24th 2021, G. Cosmo transport-V10-07-01
 99 -----------------------                            95 -----------------------
100 - Enable setting of smooth curved trajectories     96 - Enable setting of smooth curved trajectories to particle-change in
101   G4CoupledTransportation::AlongStepDoIt(), wh     97   G4CoupledTransportation::AlongStepDoIt(), which was commented out by
102   mistake. Based on discussion in Geant4 Forum     98   mistake. Based on discussion in Geant4 Forum thread #4271.
103                                                    99 
104 Dec 16th 2020, G. Amadio transport-V10-07-00      100 Dec 16th 2020, G. Amadio transport-V10-07-00
105 ------------------------                          101 ------------------------
106 - Limit reporting of number of calls to G4Tran    102 - Limit reporting of number of calls to G4Transportation::AlongStepDoIt()
107   to when either G4VERBOSE or G4DEBUG_TRANSPOR    103   to when either G4VERBOSE or G4DEBUG_TRANSPORT is defined, which allows to
108   avoid using a thread local variable for a sl    104   avoid using a thread local variable for a slight performance gain.
109                                                   105 
110 Oct 26th 2020, G. Amadio & J.Apostolakis trans    106 Oct 26th 2020, G. Amadio & J.Apostolakis transport-V10-06-00
111 ----------------------------------------          107 ----------------------------------------
112 - A substantial reorganisation of G4Transporta    108 - A substantial reorganisation of G4Transportation::AlongStepGPIL
113   to use values already in cache, reduce the n    109   to use values already in cache, reduce the number of branches, and
114   use extra local variables for track properti    110   use extra local variables for track properties to avoid indirections.
115   The method is one of the heaviest in many ty    111   The method is one of the heaviest in many types of simulation workloads.
116   Profiling identified a persistent reduction     112   Profiling identified a persistent reduction in misses of instruction-TLB
117   loads after these changes.                      113   loads after these changes.
118                                                   114 
119 Nov  1st 2019, J.Apostolakis transport-V10-05-    115 Nov  1st 2019, J.Apostolakis transport-V10-05-02
120 ----------------------------                      116 ----------------------------
121 - Optimisation in G4Transportation and G4Coupl    117 - Optimisation in G4Transportation and G4CoupledTransportation:
122   Avoid calling user field manager's Configure    118   Avoid calling user field manager's ConfigureForTrack method,
123   except if particle is charged, or forces fro    119   except if particle is charged, or forces from magnetic moment
124   or gravity are enabled.                         120   or gravity are enabled.
125                                                   121 
126   * Introduces new common 'flag' in G4(Coupled    122   * Introduces new common 'flag' in G4(Coupled)Transportation
127       to enable gravity fields.                   123       to enable gravity fields.
128     The following static method must be called    124     The following static method must be called if the application uses
129     gravity fields:                               125     gravity fields:
130        G4Transportation::EnableGravity(G4bool     126        G4Transportation::EnableGravity(G4bool useGravity)
131                                                   127 
132 - Added flag in G4Transportation/G4CoupledTran    128 - Added flag in G4Transportation/G4CoupledTransportation to
133    silence warning about looping tracks.          129    silence warning about looping tracks.
134                                                   130 
135 Aug 15th 2019, D.Sorokin transport-V10-05-01      131 Aug 15th 2019, D.Sorokin transport-V10-05-01
136 ------------------------                          132 ------------------------
137 - Enable relaxing of delta chord condition (to    133 - Enable relaxing of delta chord condition (to reduce looping particle
138     issue) for tracks below 'important' energy    134     issue) for tracks below 'important' energy threshold.
139                                                   135 
140 Aug 15th 2019, J.Apostolakis transport-V10-05-    136 Aug 15th 2019, J.Apostolakis transport-V10-05-00
141 ----------------------------                      137 ----------------------------
142 - G4Transportation and G4CoupledTransportation    138 - G4Transportation and G4CoupledTransportation: fix issues related to
143     resetting of looper flag and other state f    139     resetting of looper flag and other state for field propagation.
144     * Replaced check for 'Global' field with c    140     * Replaced check for 'Global' field with check for any field.
145       This is needed to ensure that propagator    141       This is needed to ensure that propagator-in-field state is
146       reset when the setup inludes only local     142       reset when the setup inludes only local fields.
147     * Ensure that looping flag is reset (false    143     * Ensure that looping flag is reset (false) when a force is not exerted
148       in G4CoupledTransportation::AlongStepGet    144       in G4CoupledTransportation::AlongStepGetPhysicalInteractionLength
149       ( Before it was overwritten afterwards.     145       ( Before it was overwritten afterwards. )
150                                                   146 
151    Addresses bugzilla Problem report 2144.        147    Addresses bugzilla Problem report 2144.
152    Thanks to Richard T. Jones (U. Conn) and La    148    Thanks to Richard T. Jones (U. Conn) and Laurie Nevay (RHUL) of the
153      GlueX experiment team.                       149      GlueX experiment team.
154                                                   150 
155 Nov 9th  2018, J.Apostolakis transport-V10-04-    151 Nov 9th  2018, J.Apostolakis transport-V10-04-13
156 ----------------------------                      152 ----------------------------
157 - G4Transportation and G4CoupledTransportation    153 - G4Transportation and G4CoupledTransportation:
158     Added method SetLowLooperThresholds for lo    154     Added method SetLowLooperThresholds for low-E applications.
159     Added method ReportLooperThresholds method    155     Added method ReportLooperThresholds method to print the values.
160 - G4CoupledTransportation: Additional statisti    156 - G4CoupledTransportation: Additional statistics for loopers
161      (to be same as G4Transportation).            157      (to be same as G4Transportation).
162 - G4TransportationLogger: New ReportLooperThre    158 - G4TransportationLogger: New ReportLooperThresholds() method.
163                                                   159 
164 Nov 9th  2018, G.Cosmo transport-V10-04-12        160 Nov 9th  2018, G.Cosmo transport-V10-04-12
165 ----------------------                            161 ----------------------
166 - Use G4cout to print statistics from G4[Coupl    162 - Use G4cout to print statistics from G4[Coupled]Transportation.
167                                                   163 
168 Nov 8th  2018, J.Apostolakis transport-V10-04-    164 Nov 8th  2018, J.Apostolakis transport-V10-04-11, 10
169 ----------------------------                      165 ----------------------------
170 - G4[Coupled]Transportation: Added extra simpl    166 - G4[Coupled]Transportation: Added extra simple statistics, print stats
171   at destruction:                                 167   at destruction:
172    * New stats: non-electrons loopers killed (    168    * New stats: non-electrons loopers killed (sum E, number, max E & its pdg)
173    * Record statistics for non-electron looper    169    * Record statistics for non-electron loopers killed:
174      - total energy                               170      - total energy
175      - maximum energy and the PDG of the type     171      - maximum energy and the PDG of the type of that track
176    * Statistics now printed by a new method,      172    * Statistics now printed by a new method,
177       and are printed also if verbose = 0  ( w    173       and are printed also if verbose = 0  ( was > 0 )
178    * Description method, to print key paramete    174    * Description method, to print key parameters (i.e. for loopers)
179                                                   175 
180 Nov 8th  2018, J.Apostolakis transport-V10-04-    176 Nov 8th  2018, J.Apostolakis transport-V10-04-09
181 ----------------------------                      177 ----------------------------
182 - G4Transportation & G4CoupledTransportation:     178 - G4Transportation & G4CoupledTransportation:
183   Summary:                                        179   Summary:
184      Restored old default energy thresholds fo    180      Restored old default energy thresholds for loopers - but only stable particles killed.
185   Full information:                               181   Full information:
186   * Added method SetHighLooperThresholds() to     182   * Added method SetHighLooperThresholds() to restore old default
187     parameters for killing looping particles:     183     parameters for killing looping particles:
188      - warning energy to 100 MeV ( particles b    184      - warning energy to 100 MeV ( particles below this killed silently )
189      - important energy to 250 MeV ( above, tr    185      - important energy to 250 MeV ( above, tracks are given multiple chances)
190   * Default constructors now use these high va    186   * Default constructors now use these high values.
191   * Added checks in SetMethods of looper param    187   * Added checks in SetMethods of looper parameters for the presence of Logger
192      to report error if logger is missing.        188      to report error if logger is missing.
193   * New auxiliary methods PushThresholdsToLogg    189   * New auxiliary methods PushThresholdsToLogger(), ReportMissingLogger()
194                                                   190 
195 Nov 7th  2018, J.Apostolakis transport-V10-04-    191 Nov 7th  2018, J.Apostolakis transport-V10-04-08, 07
196 ----------------------------                      192 ----------------------------
197 - G4Transportation & G4CoupledTransportation:     193 - G4Transportation & G4CoupledTransportation:
198   * Adjusted killing of looping particles, to     194   * Adjusted killing of looping particles, to apply only to stable particles.
199   * Unstable particles will be propagated inde    195   * Unstable particles will be propagated indefinitely.
200   * Added Printing the maximum energy and sum     196   * Added Printing the maximum energy and sum of energies of particles 'saved'
201     in G4(Coupled)Transportation destructor.      197     in G4(Coupled)Transportation destructor.
202                                                   198 
203 July 9th  2018, G.Cosmo transport-V10-04-06       199 July 9th  2018, G.Cosmo transport-V10-04-06
204 -----------------------                           200 -----------------------
205 - Minor code cleanup in G4[Coupled]Transportat    201 - Minor code cleanup in G4[Coupled]Transportation classes.
206   Use G4Exception for warnings, instead of str    202   Use G4Exception for warnings, instead of streaming to cout/cerr.
207                                                   203 
208 June 15th  2018, G.Cosmo transport-V10-04-05      204 June 15th  2018, G.Cosmo transport-V10-04-05
209 ------------------------                          205 ------------------------
210 - Fixed Coverity warnings...                      206 - Fixed Coverity warnings...
211                                                   207 
212 June 15th  2018, G.Cosmo transport-V10-04-04      208 June 15th  2018, G.Cosmo transport-V10-04-04
213 ------------------------                          209 ------------------------
214 - Fixed compilation errors on Windows.            210 - Fixed compilation errors on Windows.
215                                                   211 
216 June 14th  2018, J.Apostolakis transport-V10-0    212 June 14th  2018, J.Apostolakis transport-V10-04-03
217 ------------------------------                    213 ------------------------------
218 - New class G4TransportationLogger to consolid    214 - New class G4TransportationLogger to consolidate reports from the
219   Transportation processes. First step: it now    215   Transportation processes. First step: it now issues the warning Exception
220   for looping tracks. Added information on mat    216   for looping tracks. Added information on material density, step length.
221 - G4Transportation and G4CoupledTransportation    217 - G4Transportation and G4CoupledTransportation: changed default threshold from
222   0 to 1 keV for warning when abandoning loopi    218   0 to 1 keV for warning when abandoning looping tracks.
223   Tracks with less energy do not get reported.    219   Tracks with less energy do not get reported.
224   Use G4TransportationLogger to report looping    220   Use G4TransportationLogger to report looping tracks.
225                                                   221 
226 June  8th  2018, J.Apostolakis transport-V10-0    222 June  8th  2018, J.Apostolakis transport-V10-04-02
227 ------------------------------                    223 ------------------------------
228 - Fixed and improved reporting of looping trac    224 - Fixed and improved reporting of looping tracks.
229   Now issues warning and provides information     225   Now issues warning and provides information about position and momentum,
230   in addition to energy and its value at pre-s    226   in addition to energy and its value at pre-step point.
231                                                   227 
232 June  8th  2018, G.Cosmo transport-V10-04-01      228 June  8th  2018, G.Cosmo transport-V10-04-01
233 ------------------------                          229 ------------------------
234 - Some code cleanup in G4Transportation and G4    230 - Some code cleanup in G4Transportation and G4CoupledTransportation.
235   Removed few global static symbols introduced    231   Removed few global static symbols introduced in previous tag.
236                                                   232 
237 June  7th 2018, J.Apostolakis transport-V10-04    233 June  7th 2018, J.Apostolakis transport-V10-04-00
238 -----------------------------                     234 -----------------------------
239 - G4Transportation & G4CoupledTransportation:     235 - G4Transportation & G4CoupledTransportation: changed default values of two
240   thresholds related to the killing of looping    236   thresholds related to the killing of looping particles:
241      'Important' Energy: particles with MORE e    237      'Important' Energy: particles with MORE energy are killed ONLY after
242                          multiple steps (fThre    238                          multiple steps (fThresholdTrials) marked as 'looping'.
243      'Warning'   Energy: particles with LESS e    239      'Warning'   Energy: particles with LESS energy are killed SILENTLY
244      Intermediate value: particles between the    240      Intermediate value: particles between these energies are killed after
245                          one 'looping step' (w    241                          one 'looping step' (with warning.)
246   New values:  Warning_Energy= 0. Important_En    242   New values:  Warning_Energy= 0. Important_Energy= 1.0 * MeV
247   NOTES:                                          243   NOTES:
248    1) This can happen if a track's propagation    244    1) This can happen if a track's propagation in field requires a large
249       number of integration steps.  ( Default     245       number of integration steps.  ( Default number is 1000, and it is
250       accessed by G4PropagatorInField's  Get/S    246       accessed by G4PropagatorInField's  Get/Set MaxLoopCount() methods.)
251    2) Usually the material is vacuum or very l    247    2) Usually the material is vacuum or very low density material.
252       And particles have either low momentum o    248       And particles have either low momentum or momentum with a very small
253       component along the direction of the mag    249       component along the direction of the magnetic field (zero or nearly zero).
254                                                   250 
255   Improved reporting of the issue of dropped p    251   Improved reporting of the issue of dropped particles (above 'warning'
256   threshold'):                                    252   threshold'):
257     * Provide the type of particle and the pos    253     * Provide the type of particle and the position, in addition to
258       the energy (already).                       254       the energy (already).
259     * added recommendations for users if they     255     * added recommendations for users if they see the warning.
260       (these are printed only for the first 5     256       (these are printed only for the first 5 warnings).
261   Addressing problem report #2063.                257   Addressing problem report #2063.
262                                                   258 
263 November 22st 2017, V.Ivanchenko transport-V10    259 November 22st 2017, V.Ivanchenko transport-V10-03-04  (internal)
264 --------------------------------                  260 --------------------------------
265 - G4NeutronKiller: moved virtual methods from     261 - G4NeutronKiller: moved virtual methods from inline to source,
266   do not use generic <int> type, should not af    262   do not use generic <int> type, should not affect any result.
267                                                   263 
268 November 1st 2017, J.Apostolakis transport-V10    264 November 1st 2017, J.Apostolakis transport-V10-03-03
269 --------------------------------                  265 --------------------------------
270 - Small changes in G4Transportation - early se    266 - Small changes in G4Transportation - early set of 'First' flag.
271                                                   267 
272 August 28th 2017, G.Cosmo        transport-V10    268 August 28th 2017, G.Cosmo        transport-V10-03-02
273 --------------------------                        269 --------------------------
274 - Make appropriate setting/use of verbosity fr    270 - Make appropriate setting/use of verbosity from base class G4VProcess,
275   instead of re-defining/using local verbosity    271   instead of re-defining/using local verbosity flag in G4Transportation
276   and G4CoupledTransportation.                    272   and G4CoupledTransportation.
277   Addressing problem report #1999.                273   Addressing problem report #1999.
278                                                   274 
279 August 28th 2017, G.Cosmo        transport-V10    275 August 28th 2017, G.Cosmo        transport-V10-03-01
280 --------------------------------                  276 --------------------------------
281 - Fixed use of G4DEBUG_TRANSPORT flag in G4Cou    277 - Fixed use of G4DEBUG_TRANSPORT flag in G4CoupledTransportation.
282                                                   278 
283 August 25th 2017, J.Apostolakis transport-V10-    279 August 25th 2017, J.Apostolakis transport-V10-03-00
284 --------------------------------                  280 --------------------------------
285 - G4CoupledTransportation & G4Transportation:     281 - G4CoupledTransportation & G4Transportation: obtain equation of motion
286     using dedicated method of ProgatorInField.    282     using dedicated method of ProgatorInField.
287     Smaller code, and future proof.               283     Smaller code, and future proof.
288                                                   284 
289 February 12th 2015, J.Apostolakis transport-V1    285 February 12th 2015, J.Apostolakis transport-V10-01-03
290 --------------------------------                  286 --------------------------------
291 - G4CoupledTransportation:: Made SignifyStepIn    287 - G4CoupledTransportation:: Made SignifyStepInAnyVolume 'flag' static.
292     Stoped using IsLastStepInVolume for step l    288     Stoped using IsLastStepInVolume for step limitation.
293                                                   289 
294 January 20th 2015, J.Apostolakis transport-V10    290 January 20th 2015, J.Apostolakis transport-V10-01-02
295 --------------------------------                  291 --------------------------------
296 - G4CoupledTransportation: Added ability to id    292 - G4CoupledTransportation: Added ability to identify first step in a volume in either
297     the mass geometry or in any geometry.  Als    293     the mass geometry or in any geometry.  Also added flag for last step in a volume
298     in the mass geometry.                         294     in the mass geometry.
299     Extends fix of tag transport-V10-01-00.       295     Extends fix of tag transport-V10-01-00.
300                                                   296 
301   Since it is not clear whether user wants/nee    297   Since it is not clear whether user wants/needs to identify the first/last in
302     any geometry or just in the mass geometry,    298     any geometry or just in the mass geometry, allowing this to be a choice:
303   Configurable: whether the flag represents a     299   Configurable: whether the flag represents a first/last step in mass geometry
304   or any geometry (currently the default - wha    300   or any geometry (currently the default - what was the case for last step before).
305   Also depends in geomnav-V10-01-02 and track-    301   Also depends in geomnav-V10-01-02 and track-V10-01-00.
306   Addresses Bugzilla issue #1032.                 302   Addresses Bugzilla issue #1032.
307                                                   303 
308 January 10th 2014, M.Kelsey transport-V10-01-0    304 January 10th 2014, M.Kelsey transport-V10-01-01
309 ---------------------------                       305 ---------------------------
310 - G4Transportation.cc, G4CoupledTransportation    306 - G4Transportation.cc, G4CoupledTransportation: In
311   AlongStepGetPhysicalInteractionLength(), ini    307   AlongStepGetPhysicalInteractionLength(), initialize restMass data member
312   using G4DynamicParticle (as is used in DoIt)    308   using G4DynamicParticle (as is used in DoIt), not G4ParticleDefinition.
313   Resolves inconsistent kinematics when dynami    309   Resolves inconsistent kinematics when dynamic mass is measurably different
314   from "PDG" mass.                                310   from "PDG" mass.
315                                                   311 
316 December 17th 2014, J.Apostolakis transport-V1    312 December 17th 2014, J.Apostolakis transport-V10-01-00
317 ---------------------------------                 313 ---------------------------------
318 - G4Transportation: Added ability to identify     314 - G4Transportation: Added ability to identify last step in volume for the case of
319    propagation in field.                          315    propagation in field.
320    Requires use of tags in navigation (geomnav    316    Requires use of tags in navigation (geomnav-V10-01-02) and track (track-V10-01-00) .
321    Addresses Bugzilla issue #1032.                317    Addresses Bugzilla issue #1032.
322                                                   318 
323 November 21st 2014, J.Apostolakis transport-V1    319 November 21st 2014, J.Apostolakis transport-V10-00-06
324 --------------------------------- (corrected v    320 --------------------------------- (corrected version of transport-V10-00-04)
325 - Added initialization of G4CoupledTransportat    321 - Added initialization of G4CoupledTransportation data members (fixes Coverity issue 15280)
326   Renamed data member, to make its name canoni    322   Renamed data member, to make its name canonical.
327                                                   323 
328 October 15th 2014, M.Asai transport-V10-00-05     324 October 15th 2014, M.Asai transport-V10-00-05
329 -------------------------                         325 -------------------------
330 - G4CoupledTransportation is reverted to trans    326 - G4CoupledTransportation is reverted to transport-V10-00-03.
331 - G4Transportation and G4CoupledTransportation    327 - G4Transportation and G4CoupledTransportation : made data member
332   fUseMagneticMoment and its set method Enable    328   fUseMagneticMoment and its set method EnableUseMagneticMoment()
333   static.                                         329   static.
334                                                   330 
335 May   27st 2014, V.Ivanchenko transport-V10-00    331 May   27st 2014, V.Ivanchenko transport-V10-00-03
336 ------------------------------                    332 ------------------------------
337 - G4UserSpecialCuts - fixed trivial Coverity r    333 - G4UserSpecialCuts - fixed trivial Coverity report
338                                                   334 
339 May   21st 2014, J.Apostolakis transport-V10-0    335 May   21st 2014, J.Apostolakis transport-V10-00-02
340 ------------------------------                    336 ------------------------------
341 - Revised  AlongStepDoIt methods of G4Transpor    337 - Revised  AlongStepDoIt methods of G4Transportation and
342    G4CoupledTransportation:                       338    G4CoupledTransportation:
343    * Adapted to revised signature for G4FieldT    339    * Adapted to revised signature for G4FieldTrack constructors,
344      which now take PDG spin.                     340      which now take PDG spin.
345    * Changed to use different constructor for     341    * Changed to use different constructor for G4FieldTrack (no Velocity)
346    * Adapted to revised signature of G4ChargeS    342    * Adapted to revised signature of G4ChargeState constructor (PDG spin is
347      now 3rd argument and mandatory. )            343      now 3rd argument and mandatory. )
348                                                   344 
349 NOTE: Requires tag field-V10-00-03 of geometry    345 NOTE: Requires tag field-V10-00-03 of geometry/magneticfield
350                                                   346 
351                                                   347 
352 March 14th 2014, J.Apostolakis transport-V10-0    348 March 14th 2014, J.Apostolakis transport-V10-00-01
353 ------------------------------                    349 ------------------------------
354 - Fix time in case of zero step, in G4CoupledT    350 - Fix time in case of zero step, in G4CoupledTransportation.
355   This caused a 'going back in time' error, wh    351   This caused a 'going back in time' error, when a zero step occurred
356   in particular at the boundary of a parallel     352   in particular at the boundary of a parallel world volume when scoring.
357                                                   353 
358   > Corrects Issue 1017 in the Geant4 Problem     354   > Corrects Issue 1017 in the Geant4 Problem reporting System
359     http://bugzilla-geant4.kek.jp/show_bug.cgi    355     http://bugzilla-geant4.kek.jp/show_bug.cgi?id=1017
360                                                   356 
361   NOTE: Requires tag geomnav-V10-00-01            357   NOTE: Requires tag geomnav-V10-00-01
362                                                   358 
363 October 18th 2013, J.Apostolakis transport-V09    359 October 18th 2013, J.Apostolakis transport-V09-06-07
364 --------------------------------                  360 --------------------------------
365 - Initialize missing data members in G4Coupled    361 - Initialize missing data members in G4CoupledTransportation constructor
366   Addresses issue identified by Coverity.         362   Addresses issue identified by Coverity.
367                                                   363 
368 May 13th, 2013, G.Cosmo          transport-V09    364 May 13th, 2013, G.Cosmo          transport-V09-06-06
369 -----------------------                           365 -----------------------
370 - Removed left-over assert() calls in G4Couple    366 - Removed left-over assert() calls in G4CoupledTransportation.
371                                                   367 
372 May 9th, 2013, J.Apostolakis     transport-V09    368 May 9th, 2013, J.Apostolakis     transport-V09-06-05
373 ----------------------------                      369 ----------------------------
374 - Added protection to revised G4CoupledTranspo    370 - Added protection to revised G4CoupledTransportation for case that chord
375   finder (or field manager) is not defined.       371   finder (or field manager) is not defined.
376                                                   372 
377 May 8th, 2013, P.Gumplinger, J.Apostolakis tra    373 May 8th, 2013, P.Gumplinger, J.Apostolakis transport-V09-06-04
378 ------------------------------------------        374 ------------------------------------------
379 - Adapted G4Transportation and G4CoupledTransp    375 - Adapted G4Transportation and G4CoupledTransportation to use G4ChargeState
380   for charge/spin/magnetic moment, and to mess    376   for charge/spin/magnetic moment, and to message the equation of motion
381   directly with it.                               377   directly with it.
382   The tag(s) above co-work with and requires t    378   The tag(s) above co-work with and requires the following tags:
383   had-binary-V09-06-05, geomnav-V09-06-06 and     379   had-binary-V09-06-05, geomnav-V09-06-06 and field-V09-06-04.
384                                                   380 
385 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03     381 Mar. 22nd, 2013, G. Cosmo transport-V09-06-03
386 -------------------------                         382 -------------------------
387 - Removed unnecessary static local variables i    383 - Removed unnecessary static local variables in G4Transportation and
388   G4CoupledTransportation.                        384   G4CoupledTransportation.
389                                                   385 
390 Mar. 21st, 2013, A. Dotti transport-V09-06-02     386 Mar. 21st, 2013, A. Dotti transport-V09-06-02
391 -------------------------                         387 -------------------------
392 - Correcting initialisation of thread-local po    388 - Correcting initialisation of thread-local pointers in G4Transportation
393   and G4CoupledTransportation for MT.             389   and G4CoupledTransportation for MT.
394                                                   390 
395 Feb. 26th, 2013, G.Cosmo transport-V09-06-01      391 Feb. 26th, 2013, G.Cosmo transport-V09-06-01
396 ------------------------                          392 ------------------------
397 - Removed unused data members in G4Transportat    393 - Removed unused data members in G4Transportation and G4CoupledTransportation.
398   Some code cleanup.                              394   Some code cleanup.
399                                                   395 
400 Feb. 6th, 2013, G.Cosmo transport-V09-06-00       396 Feb. 6th, 2013, G.Cosmo transport-V09-06-00
401 -----------------------                           397 -----------------------
402 - G4Transportation.cc, G4CoupledTransportation    398 - G4Transportation.cc, G4CoupledTransportation.cc:
403     Corrected condition for warning message in    399     Corrected condition for warning message in AlongStepDoIt().
404     Code cleanup on MT changes.                   400     Code cleanup on MT changes.
405                                                   401 
406 Jan. 15th, 2013, A.Dotti                          402 Jan. 15th, 2013, A.Dotti
407 ------------------------                          403 ------------------------
408 - Merged changes for multi-threading through a    404 - Merged changes for multi-threading through automatic process.
409   Modified files: G4Transportation.cc and G4Co    405   Modified files: G4Transportation.cc and G4CoupledTransportation.cc.
410                                                   406 
411 Jul. 12th, 2011, J.Apostolakis transport-V09-0    407 Jul. 12th, 2011, J.Apostolakis transport-V09-05-02
412 ------------------------------                    408 ------------------------------
413 - G4Transportation.cc:                            409 - G4Transportation.cc:
414     Corrected issues with initialisation of da    410     Corrected issues with initialisation of data members reported by Coverity.
415     Renamed data member endpointdistance to fE    411     Renamed data member endpointdistance to fEndPointDistance (to conform).
416                                                   412 
417 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05    413 Jul. 5th, 2012 Gabriele Cosmo transport-V09-05-01
418 -----------------------------                     414 -----------------------------
419 - Explicitly use inclusion of headers for syst    415 - Explicitly use inclusion of headers for system of units and physical
420   constants, in plan to remove implicit inclus    416   constants, in plan to remove implicit inclusion from globals.hh.
421                                                   417 
422 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05    418 Jun. 7th, 2012 Gabriele Cosmo transport-V09-05-00
423 -----------------------------                     419 -----------------------------
424 - Fixed spurious cases of hidden variable visi    420 - Fixed spurious cases of hidden variable visibility, detected with
425   '-Wshadow' compilation option on gcc compile    421   '-Wshadow' compilation option on gcc compiler.
426                                                   422 
427 Nov. 4th, 2011, J.Apostolakis transport-V09-04    423 Nov. 4th, 2011, J.Apostolakis transport-V09-04-13
428 -----------------------------                     424 -----------------------------
429 - Turned off tracking for magnetic moment - by    425 - Turned off tracking for magnetic moment - by default.
430   It can be enabled in                            426   It can be enabled in
431     G4Transportation, G4CoupledTransportation     427     G4Transportation, G4CoupledTransportation
432   by using the new method EnableUseMagneticMom    428   by using the new method EnableUseMagneticMoment().
433   Should ensure particles with a moment are no    429   Should ensure particles with a moment are not affected
434   unless user needs this.                         430   unless user needs this.
435                                                   431 
436 Nov. 4th, 2011, J.Apostolakis transport-V09-04    432 Nov. 4th, 2011, J.Apostolakis transport-V09-04-12
437 -----------------------------                     433 -----------------------------
438 * Reduce overhead of the addition of Gravity      434 * Reduce overhead of the addition of Gravity
439 - G4Transportation: Revised condition for grav    435 - G4Transportation: Revised condition for gravity field (version 1).
440   G4CoupledTransportation: Revised the field-d    436   G4CoupledTransportation: Revised the field-detection condition,
441    with improved logic to cope with ConfigureF    437    with improved logic to cope with ConfigureForTrack (for any field) (v2).
442   Deleted dependence on G4UniformGravityField     438   Deleted dependence on G4UniformGravityField in both.
443   Tag coworks with field-V09-04-05                439   Tag coworks with field-V09-04-05
444                                                   440 
445 Nov. 1st, 2011, P.Gumplinger transport-V09-04-    441 Nov. 1st, 2011, P.Gumplinger transport-V09-04-11
446 -----------------------------                     442 -----------------------------
447 - add condition to the condition, gravity != N    443 - add condition to the condition, gravity != NULL, that the particle's mass is
448   also restMass != 0.0. Modify G4CoupledTransp    444   also restMass != 0.0. Modify G4CoupledTransportation.cc according to
449   G4Transportation.cc                             445   G4Transportation.cc
450                                                   446 
451 Oct. 28th, 2011, P.Gumplinger transport-V09-04    447 Oct. 28th, 2011, P.Gumplinger transport-V09-04-10
452 -----------------------------                     448 -----------------------------
453 - allow for spin tracking of neutral particles    449 - allow for spin tracking of neutral particles with a magn. moment;
454   allow for uniform gravity field tracking of     450   allow for uniform gravity field tracking of neutral particles;
455   tag coworks with field-V09-04-03.               451   tag coworks with field-V09-04-03.
456                                                   452 
457 Oct. 28th, 2011, P.Gumplinger transport-V09-04    453 Oct. 28th, 2011, P.Gumplinger transport-V09-04-09
458 -----------------------------                     454 -----------------------------
459 - remove all special reverence and logic regar    455 - remove all special reverence and logic regarding "opticalphoton" from code
460   in G4Transportation.cc and G4CoupledTranspor    456   in G4Transportation.cc and G4CoupledTransportation.cc
461                                                   457 
462 Aug. 8th, 2011, H.Kurashige  transport-V09-04-    458 Aug. 8th, 2011, H.Kurashige  transport-V09-04-08
463 ---------------------------                       459 ---------------------------
464 - Modify calculation of deltaTime for optical     460 - Modify calculation of deltaTime for optical photon in Transportation (and CoupledTransportation)
465   Use the updated velocity obtained from G4Tra    461   Use the updated velocity obtained from G4Track::CalculateVelocityForOpticalPhoton
466   instead of the initial velocity of the step.    462   instead of the initial velocity of the step.
467   (see problem #1239)                             463   (see problem #1239)
468   [ This is because the velocity at the initia    464   [ This is because the velocity at the initial point can refer to
469   a previous volume.  If the PreStepPoint was     465   a previous volume.  If the PreStepPoint was on a surface, we
470   the previous step was in another volume, whi    466   the previous step was in another volume, which shared this
471   PreStepPoint --> and its velocity would be w    467   PreStepPoint --> and its velocity would be wrong. ]
472                                                   468 
473 July 6th, 2011, H.Kurashige  transport-V09-04-    469 July 6th, 2011, H.Kurashige  transport-V09-04-07
474 ---------------------------                       470 ---------------------------
475 - Modify G4Transportation (and CoupledTtanspor    471 - Modify G4Transportation (and CoupledTtansportation)
476   to propose the final local time rather than     472   to propose the final local time rather than the global time
477   so that local time can be updated properly.     473   so that local time can be updated properly.
478   (see problem #1224)                             474   (see problem #1224)
479   [ This adapts to the recent change in Tracki    475   [ This adapts to the recent change in Tracking, which made
480   the change of LocalTime trigger the change o    476   the change of LocalTime trigger the change of Global Time
481   (instead of vice-versa). ]                      477   (instead of vice-versa). ]
482                                                   478 
483 June 10th, 2011, J.Apostolakis  transport-V09-    479 June 10th, 2011, J.Apostolakis  transport-V09-04-06
484 ------------------------------                    480 ------------------------------
485 - Fix for invalid safety passed to SafetyHelpe    481 - Fix for invalid safety passed to SafetyHelper.
486                                                   482 
487 June 10th, 2011, J.Apostolakis  transport-V09-    483 June 10th, 2011, J.Apostolakis  transport-V09-04-05
488 ------------------------------                    484 ------------------------------
489 - Fix G4Transportation::AlongStepDoIt             485 - Fix G4Transportation::AlongStepDoIt
490   Use only initial velocity to update time. An    486   Use only initial velocity to update time. An estimate of velocity
491   at endpoint is not yet available. (finalVelo    487   at endpoint is not yet available. (finalVelocity still= initial)
492     ==> It will be updated later in the tracki    488     ==> It will be updated later in the tracking sequence, when
493         energy loss is applied, and it will be    489         energy loss is applied, and it will be available to
494   Transportation only in the PostStepDoIt()       490   Transportation only in the PostStepDoIt()
495                                                   491 
496 May 26th, 2011, H.Kurashige  transport-V09-04-    492 May 26th, 2011, H.Kurashige  transport-V09-04-04
497 ---------------------------                       493 ---------------------------
498 - Define ProcessSubType for processes under tr    494 - Define ProcessSubType for processes under transportation category
499 - Change process type of G4NeutronBuilder to f    495 - Change process type of G4NeutronBuilder to fGeneral
500                                                   496 
501 January 26th, 2011, G.Cosmo  transport-V09-04-    497 January 26th, 2011, G.Cosmo  transport-V09-04-03
502 ---------------------------                       498 ---------------------------
503 - Simplified implementation of G4CoupledTransp    499 - Simplified implementation of G4CoupledTransportation::EndTracking(), to
504   avoid unnecessary static pointer definition.    500   avoid unnecessary static pointer definition.
505                                                   501 
506 January 21th, 2011, V.Ivanchenko  transport-V0    502 January 21th, 2011, V.Ivanchenko  transport-V09-04-02
507 --------------------------------                  503 --------------------------------
508 - G4UserSpecialCuts - fixed compilation proble    504 - G4UserSpecialCuts - fixed compilation problem
509                                                   505 
510 January 21th, 2011, V.Ivanchenko  transport-V0    506 January 21th, 2011, V.Ivanchenko  transport-V09-04-01
511 --------------------------------                  507 --------------------------------
512 - G4UserSpecialCuts: fixed bug in energy track    508 - G4UserSpecialCuts: fixed bug in energy tracking cut; changed order
513   of checks: 1st energy tracking cut, 2nd trac    509   of checks: 1st energy tracking cut, 2nd track length, 3d time cut,
514   4th range for charged particles with non-zer    510   4th range for charged particles with non-zero mass; removed unnecessary
515   string comparisons.                             511   string comparisons.
516                                                   512 
517 January 4th, 2011, M.Asai  transport-V09-04-00    513 January 4th, 2011, M.Asai  transport-V09-04-00
518 -------------------------                         514 -------------------------
519 - G4CoupledTransportation: added EndTracking()    515 - G4CoupledTransportation: added EndTracking() method to reset the
520   activated navigator list.                       516   activated navigator list.
521                                                   517 
522 September 13th, 2010, J.Apostolakis  transport    518 September 13th, 2010, J.Apostolakis  transport-V09-03-01
523 -----------------------------------               519 -----------------------------------
524 - Improvement to G4Transportation: copy curren    520 - Improvement to G4Transportation: copy current safety to SafetyHelper each
525   time it is computed (it used to be copied on    521   time it is computed (it used to be copied only when it was recalculated at
526   end of step).                                   522   end of step).
527                                                   523 
528 September 13th, 2010, J.Apostolakis  transport    524 September 13th, 2010, J.Apostolakis  transport-V09-03-00
529 ----------------------------------                525 ----------------------------------
530 - Retagged - to propose for testing.              526 - Retagged - to propose for testing.
531                                                   527 
532 November 17th, 2009, J.Apostolakis  transport-    528 November 17th, 2009, J.Apostolakis  transport-V09-02-00
533 ----------------------------------                529 ----------------------------------
534 - G4Transportation:                               530 - G4Transportation:
535   o Fix: Update the Step flag which identifies    531   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    532      It is now done for the linear steps (no charge or no field)
537                                                   533 
538 November 26th, 2008, J.Apostolakis  transport-    534 November 26th, 2008, J.Apostolakis  transport-V09-01-03
539 ----------------------------------                535 ----------------------------------
540 - G4CoupledTransportation:                        536 - G4CoupledTransportation:
541   o Fix: initialise new data member (in constr    537   o Fix: initialise new data member (in constructor) - found by STT
542                                                   538 
543 November 21st, 2008, J.Apostolakis  transport-    539 November 21st, 2008, J.Apostolakis  transport-V09-01-02
544 ----------------------------------                540 ----------------------------------
545 - G4Transportation & G4CoupledTransportation:     541 - G4Transportation & G4CoupledTransportation:
546   o Performance improvement/correction            542   o Performance improvement/correction
547      Avoid to compute safety at end of step fo    543      Avoid to compute safety at end of step for neutral particles
548                                                   544 
549 November 21st, 2008, J.Apostolakis  transport-    545 November 21st, 2008, J.Apostolakis  transport-V09-01-01
550 ----------------------------------                546 ----------------------------------
551                                                   547 
552 - G4Transportation & G4CoupledTransportation:     548 - G4Transportation & G4CoupledTransportation:
553   o Push value & origin of safety to SafetyHel    549   o Push value & origin of safety to SafetyHelper
554      only when its value comes from ComputeSaf    550      only when its value comes from ComputeSafety
555                                                   551 
556 January 17th, 2008, J.Apostolakis  transport-V    552 January 17th, 2008, J.Apostolakis  transport-V09-01-00
557 ---------------------------------                 553 ---------------------------------
558 - G4Transportation & G4CoupledTransportation:     554 - G4Transportation & G4CoupledTransportation:
559   o Clear state of all Chord Finders using G4F    555   o Clear state of all Chord Finders using G4FieldManagerStore.
560 - Syncronised with files on the HEAD.             556 - Syncronised with files on the HEAD.
561 - Requires co-working tag "field-V09-01-00" (o    557 - Requires co-working tag "field-V09-01-00" (or "field-V09-00-03").
562   Functionality corresponding to tag "transpor    558   Functionality corresponding to tag "transport-V09-00-52".
563                                                   559 
564 November 27th, 2007, J.Apostolakis  transport-    560 November 27th, 2007, J.Apostolakis  transport-V09-00-08
565 ----------------------------------                561 ----------------------------------
566 - G4CoupledTransportation                         562 - G4CoupledTransportation
567   o Added updating of particle-looping flag (w    563   o Added updating of particle-looping flag (was commented out.).
568                                                   564 
569 November 10th, 2007, J.Apostolakis  transport-    565 November 10th, 2007, J.Apostolakis  transport-V09-00-07
570 ----------------------------------                566 ----------------------------------
571 - G4Transportation:                               567 - G4Transportation:
572   o Put back the default for short step optimi    568   o Put back the default for short step optimisation to 'on'.
573                                                   569 
574 November 9th, 2007, J.Apostolakis  transport-V    570 November 9th, 2007, J.Apostolakis  transport-V09-00-06
575 ---------------------------------                 571 ---------------------------------
576 - G4Transportation:                               572 - G4Transportation:
577   o Update the SafetyHelper using the safety c    573   o Update the SafetyHelper using the safety calculated by Navigator.
578                                                   574 
579 November 27th, 2007, J.Apostolakis  transport-    575 November 27th, 2007, J.Apostolakis  transport-V09-00-05a
580 ----------------------------------                576 ----------------------------------
581 - G4CoupledTransportation                         577 - G4CoupledTransportation
582   o Added updating of particle-looping flag (w    578   o Added updating of particle-looping flag (was commented out.)
583 - Also called "transport-V09-00-51" to make it    579 - Also called "transport-V09-00-51" to make it canonical.
584                                                   580 
585 November 8th, 2007, J.Apostolakis  transport-V    581 November 8th, 2007, J.Apostolakis  transport-V09-00-05
586 ---------------------------------                 582 ---------------------------------
587 - G4Transportation:                               583 - G4Transportation:
588   o Created new method (and class member) for     584   o Created new method (and class member) for flag on Short StepOptimisation.
589     * When it is true, the optimisation is 'on    585     * When it is true, the optimisation is 'on' steps shorter than the
590       safety will not call G4Navigator - so lo    586       safety will not call G4Navigator - so long as the particle goes straight
591       ie it is not charged or there is no fiel    587       ie it is not charged or there is no field.
592     * Retained the default value as 'off' - as    588     * Retained the default value as 'off' - as since changed in
593       transport-V09-00-02 following Alex's sug    589       transport-V09-00-02 following Alex's suggestion.
594                                                   590 
595 November 8th, 2007, J.Apostolakis  transport-V    591 November 8th, 2007, J.Apostolakis  transport-V09-00-04
596 ---------------------------------                 592 ---------------------------------
597 - G4Transportation (AlongStepGPIL):               593 - G4Transportation (AlongStepGPIL):
598   o Moved the call to ConfigureForTrack before    594   o Moved the call to ConfigureForTrack before the check whether
599     fieldMgr has 0 field ptr, in order to enab    595     fieldMgr has 0 field ptr, in order to enable it to be called
600     even if the field manager points to a zero    596     even if the field manager points to a zero field.
601     Needed to enable a user to switch a global    597     Needed to enable a user to switch a global field on (off was possible),
602     as a track goes between volume (or regions    598     as a track goes between volume (or regions) of a setup.
603     [ Response to request of Atlas/ZM. ]          599     [ Response to request of Atlas/ZM. ]
604     Note: this ordering already existed in G4C    600     Note: this ordering already existed in G4CoupledTransportation.
605                                                   601 
606 October 12th, 2007, J.Apostolakis  transport-V    602 October 12th, 2007, J.Apostolakis  transport-V09-00-03
607 ---------------------------------                 603 ---------------------------------
608 - G4CoupledTransportation:                        604 - G4CoupledTransportation:
609   o Improves condition for flag that regulates    605   o Improves condition for flag that regulates Relocating when only
610     any geometry (including a parallel geometr    606     any geometry (including a parallel geometry) limits the step.
611     New PathFinder method required.               607     New PathFinder method required.
612 - Requires and co-works with tag geomnav-V09-0    608 - Requires and co-works with tag geomnav-V09-00-03
613                                                   609 
614 October 4th, 2007, J.Apostolakis  transport-V0    610 October 4th, 2007, J.Apostolakis  transport-V09-00-02
615 --------------------------------                  611 --------------------------------
616 - G4CoupledTransportation:                        612 - G4CoupledTransportation:
617   o First fix for problem in condition for Rel    613   o First fix for problem in condition for Relocating when only a parallel
618     geometry limited the step.                    614     geometry limited the step.
619   o Change of condition for recalculation safe    615   o Change of condition for recalculation safety (from Alex Howard) used,
620     as currently it improves stability.           616     as currently it improves stability.
621                                                   617 
622 September 25th, 2007, J.Apostolakis  transport    618 September 25th, 2007, J.Apostolakis  transport-V09-00-01
623 -----------------------------------               619 -----------------------------------
624 - G4Transportation:                               620 - G4Transportation:
625   Modification to disable 'optimisation' in G4    621   Modification to disable 'optimisation' in G4Navigator for small linear
626   step  (ie when a track does less than the sa    622   step  (ie when a track does less than the safety).
627     * Relevant only if there is no field, or t    623     * Relevant only if there is no field, or the particle is neutral
628     * Temporary measure (in current form) to i    624     * Temporary measure (in current form) to improve comparison
629         old / new Transportation  (single/old     625         old / new Transportation  (single/old vs coupled with pathfinder).
630                                                   626 
631 July 12th, 2007, J.Apostolakis  transport-V09-    627 July 12th, 2007, J.Apostolakis  transport-V09-00-00
632 ------------------------------                    628 ------------------------------
633 - Retagged to enable testing of new developmen    629 - Retagged to enable testing of new developments
634   (which were not included in release 9.0)        630   (which were not included in release 9.0)
635                                                   631 
636 June  6th, 2007, G.Cosmo        transport-V08-    632 June  6th, 2007, G.Cosmo        transport-V08-03-14
637 -----------------------                           633 -----------------------
638 - Includes G4Transportation and G4CoupledTrans    634 - Includes G4Transportation and G4CoupledTransportation implementations
639   as in tag "transport-V08-03-11":                635   as in tag "transport-V08-03-11":
640   o Corrected bug in ComputeSafety() introduce    636   o Corrected bug in ComputeSafety() introduced in "transport-V08-03-10".
641   o Reinitialise SafetyHelper state from G4Pat    637   o Reinitialise SafetyHelper state from G4PathFinder::PrepareNewTrack().
642   o Should fix the problem seen in test33 and     638   o Should fix the problem seen in test33 and reported by system testing.
643 - All the rest is kept as in tag "transport-V0    639 - All the rest is kept as in tag "transport-V08-03-12".
644                                                   640 
645 June  1st, 2007, A.Howard       transport-V08-    641 June  1st, 2007, A.Howard       transport-V08-03-13
646 ------------------------                          642 ------------------------
647 - Renamed classes associated with old biasing     643 - Renamed classes associated with old biasing scheme with suffix 8:
648   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamp    644   G4ProcessPlacer8, G4VProcessPlacer8, G4VSamplerConfigurator8,
649   G4WeightCutOffProcess8, G4SamplingPostStepAc    645   G4WeightCutOffProcess8, G4SamplingPostStepAction8, G4VSampler8,
650   G4WeightCutOffConfigurator8                     646   G4WeightCutOffConfigurator8
651 - Includes same G4CoupledTransportation as tra    647 - Includes same G4CoupledTransportation as transport-V08-03-12
652                                                   648 
653 ********** transport-V08-03-12 was used for Ge    649 ********** transport-V08-03-12 was used for Geant4 9.0 ***************
654                                                   650 
655 May 31st, 2007, A.Howard      transport-V08-03    651 May 31st, 2007, A.Howard      transport-V08-03-12
656 ------------------------                          652 ------------------------
657 - Archived classes for old biasing scheme, now    653 - Archived classes for old biasing scheme, now replaced in module
658   processes/biasing. Removed classes:             654   processes/biasing. Removed classes:
659   G4MImportanceConfigurator, G4MScoreConfigura    655   G4MImportanceConfigurator, G4MScoreConfigurator, G4MScoreProcess,
660   G4MWeightWindowConfigurator, G4MassGCellFind    656   G4MWeightWindowConfigurator, G4MassGCellFinder, G4MassGeometrySampler,
661   G4MassImportanceProcess, G4MassWeightWindowP    657   G4MassImportanceProcess, G4MassWeightWindowProcess,
662   G4PImportanceConfigurator, G4PScoreConfigura    658   G4PImportanceConfigurator, G4PScoreConfigurator, G4PScoreProcess,
663   G4PWeightWindowConfigurator, G4ParallelGCell    659   G4PWeightWindowConfigurator, G4ParallelGCellFinder,
664   G4ParallelGeometrySampler, G4ParallelImporta    660   G4ParallelGeometrySampler, G4ParallelImportanceProcess, G4ParallelTransport,
665   G4ParallelTransportConfigurator, G4ParallelW    661   G4ParallelTransportConfigurator, G4ParallelWWnTransportProcess,
666   G4ParallelWeightWindowProcess, G4PlaceOfActi    662   G4ParallelWeightWindowProcess, G4PlaceOfAction, G4ProcessPlacer,
667   G4SamplingPostStepAction, G4VProcessPlacer,     663   G4SamplingPostStepAction, G4VProcessPlacer, G4VSampler,
668   G4VSamplerConfigurator, G4WeightCutOffConfig    664   G4VSamplerConfigurator, G4WeightCutOffConfigurator.
669 - Classes are kept on the HEAD for testing pur    665 - Classes are kept on the HEAD for testing purposes.
670 - Tag does NOT include changes from tags "tran    666 - Tag does NOT include changes from tags "transport-V08-03-00" to
671   "transport-V08-03-11" inclusive.                667   "transport-V08-03-11" inclusive.
672                                                   668 
673 May 29th, 2007, A.Howard/J.Apostolakis  transp    669 May 29th, 2007, A.Howard/J.Apostolakis  transport-V08-03-11
674 --------------------------------------            670 --------------------------------------
675 - G4CoupledTransportation:                        671 - G4CoupledTransportation:
676   o Corrected treatment of time integration (m    672   o Corrected treatment of time integration (made flags do as in original
677     Transport).                                   673     Transport).
678   o Again use momentum change flag in particle    674   o Again use momentum change flag in particle-change (optimisation).
679   o Also reset looping counter when no field o    675   o Also reset looping counter when no field or charge is present.
680 - Corrected names in Transport, Coupled Transp    676 - Corrected names in Transport, Coupled Transport. (J.Apostolakis)
681                                                   677 
682 May 29th, 2007, J.Apostolakis  transport-V08-0    678 May 29th, 2007, J.Apostolakis  transport-V08-03-10
683 -----------------------------                     679 -----------------------------
684 - Gone back to G4CoupledTransportation.           680 - Gone back to G4CoupledTransportation.
685   o G4Transportation is now the original (what    681   o G4Transportation is now the original (what was called G4Transportation8
686     since "transport-V08-03-03").                 682     since "transport-V08-03-03").
687   o G4Transportation8 still exists, to enable     683   o G4Transportation8 still exists, to enable code that utilises it to compile
688     (transitional). Expect that G4Transportati    684     (transitional). Expect that G4Transportation8 will be taken away asap.
689                                                   685 
690 May 29th, 2007, J.Apostolakis  transport-V08-0    686 May 29th, 2007, J.Apostolakis  transport-V08-03-04
691 -----------------------------                     687 -----------------------------
692 - G4Transportation. Refined relocation:           688 - G4Transportation. Refined relocation:
693   o Full (re)location only if any geometry lim    689   o Full (re)location only if any geometry limited the step.
694   o Fast relocation otherwise.                    690   o Fast relocation otherwise.
695 - Renamed & new data members: f(Mass,Any)Geome    691 - Renamed & new data members: f(Mass,Any)GeometryLimitedStep.
696                                                   692 
697 May 25th, 2007, J.Apostolakis  transport-V08-0    693 May 25th, 2007, J.Apostolakis  transport-V08-03-03
698 -----------------------------                     694 -----------------------------
699 - G4Transportation                                695 - G4Transportation
700   o Fix for case of zero proposed step: missed    696   o Fix for case of zero proposed step: missed to set end position. (A.Howard)
701 - G4Transportation8                               697 - G4Transportation8
702   o Fixed StartTracking() to reset number of l    698   o Fixed StartTracking() to reset number of looping steps and
703     to clear propagator state (safety issue in    699     to clear propagator state (safety issue in case of overlaps).
704                                                   700 
705 May 18th, 2007, J.Apostolakis  transport-V08-0    701 May 18th, 2007, J.Apostolakis  transport-V08-03-02
706 -----------------------------                     702 -----------------------------
707 - G4Transportation:                               703 - G4Transportation:
708   o Corrected full safety at step start, to pr    704   o Corrected full safety at step start, to protect against negative value.
709   o Obtain the endMassSafety from new saved va    705   o Obtain the endMassSafety from new saved value in G4PathFinder.
710 - G4Transportation8:                              706 - G4Transportation8:
711   o Small cleanup, and hints for saving Safety    707   o Small cleanup, and hints for saving Safety to helper.
712                                                   708 
713 May 13th, 2007, A.Howard       transport-V08-0    709 May 13th, 2007, A.Howard       transport-V08-03-01
714 ------------------------                          710 ------------------------
715 - G4VTrackTerminator:                             711 - G4VTrackTerminator:
716   o Use call to G4GeometryTolerance instead of    712   o Use call to G4GeometryTolerance instead of kCarTolerance.
717   o Requires tag "global-V08-03-00" and relate    713   o Requires tag "global-V08-03-00" and related tag set.
718                                                   714 
719 May 9th, 2007, J.Apostolakis  transport-V08-03    715 May 9th, 2007, J.Apostolakis  transport-V08-03-00
720 ----------------------------                      716 ----------------------------
721 - G4Transportation (hh,icc,cc)                    717 - G4Transportation (hh,icc,cc)
722   o Renamed G4CoupledTransportation to G4Trans    718   o Renamed G4CoupledTransportation to G4Transportation
723   o Merged changes on branch used to bring in     719   o Merged changes on branch used to bring in CoupledTransportation,
724     porting changes in G4Transportation since     720     porting changes in G4Transportation since the creation of
725     CoupledTransportation.                        721     CoupledTransportation.
726   o Also merged branch used for fixes in G4Tra    722   o Also merged branch used for fixes in G4Transportation.cc (1.60.2, 1.60.4)
727     for convergence to Release 9.0.               723     for convergence to Release 9.0.
728 - Renamed G4Transportation to G4Transportation    724 - Renamed G4Transportation to G4Transportation8
729 - G4ProcessPlader changed to reflect these rev    725 - G4ProcessPlader changed to reflect these revisions. (A.Howard)
730                                                   726 
731 May 8th, 2007, G.Cosmo  transport-V08-02-03       727 May 8th, 2007, G.Cosmo  transport-V08-02-03
732 ----------------------                            728 ----------------------
733 - Use call to G4GeometryTolerance instead of k    729 - Use call to G4GeometryTolerance instead of kCarTolerance in
734   G4VTrackTerminator.                             730   G4VTrackTerminator.
735 - Requires tag "global-V08-03-00" and related     731 - Requires tag "global-V08-03-00" and related tag set.
736                                                   732 
737 May 2nd, 2007, J.Apostolakis  transport-V08-02    733 May 2nd, 2007, J.Apostolakis  transport-V08-02-02
738 ----------------------------                      734 ----------------------------
739 - G4CoupledTransportation:                        735 - G4CoupledTransportation:
740   o Make treatment of mass and full safety coh    736   o Make treatment of mass and full safety coherent (to-dos remain in
741     G4PathFinder).                                737     G4PathFinder).
742   o Added storing of full safety in state; ret    738   o Added storing of full safety in state; retrieve it after compute step
743     from PathFinder; calculate them same way a    739     from PathFinder; calculate them same way at start of step.
744   o Put back in the code for treating looping     740   o Put back in the code for treating looping particles.
745                                                   741 
746 February 15th, 2007, J.Apostolakis  transport-    742 February 15th, 2007, J.Apostolakis  transport-V08-02-01
747 ----------------------------------                743 ----------------------------------
748 - G4Transportation: protection against velocit    744 - G4Transportation: protection against velocity=0 in AlongStep (invalid).
749                                                   745 
750 February 15th, 2007, J.Apostolakis  transport-    746 February 15th, 2007, J.Apostolakis  transport-V08-02-00
751 ----------------------------------                747 ----------------------------------
752 - G4Transportation: call PropagatorInField to     748 - G4Transportation: call PropagatorInField to clear state for new track
753    --> addresses reliabilitiy problem seen by     749    --> addresses reliabilitiy problem seen by Atlas.  This fix is related
754        to overlaps, clearing the safety value     750        to overlaps, clearing the safety value (which is multivalued due
755        to the overlaps, and thus can become in    751        to the overlaps, and thus can become invalid for a new track in
756        an overlap region.)                        752        an overlap region.)
757                                                   753 
758 November 22nd, 2006, J.Apostolakis  transport-    754 November 22nd, 2006, J.Apostolakis  transport-V08-01-04
759 ---------------------------------                 755 ---------------------------------
760 - Add new classes G4NeutronKiller and G4Neutro    756 - Add new classes G4NeutronKiller and G4NeutronKillerMessenger
761   (created by V. Ivantchenko)                     757   (created by V. Ivantchenko)
762                                                   758 
763 November 22nd, 2006, J.Apostolakis  transport-    759 November 22nd, 2006, J.Apostolakis  transport-V08-01-03
764 ---------------------------------                 760 ---------------------------------
765 - G4CoupledTransportation:                        761 - G4CoupledTransportation:
766   o AlongStepGPIL() now returns an estimate fo    762   o AlongStepGPIL() now returns an estimate for the safety for all geometries
767     to make up for the fact that some other pr    763     to make up for the fact that some other processes only have PostStep GPILs
768     which cannot currently influence safety.      764     which cannot currently influence safety.
769 - NOTE: Fix / Workaround for deficiency of oth    765 - NOTE: Fix / Workaround for deficiency of others.
770                                                   766 
771 November 13th, 2006, J.Apostolakis  transport-    767 November 13th, 2006, J.Apostolakis  transport-V08-01-01
772 ---------------------------------                 768 ---------------------------------
773 - Updated G4CoupledTransportation to use new s    769 - Updated G4CoupledTransportation to use new signature of
774   G4PathFinder::ComputeStep that added  new ar    770   G4PathFinder::ComputeStep that added  new argument
775   at the end: currentVolume.                      771   at the end: currentVolume.
776                                                   772 
777 June 2nd, 2006, J.Apostolakis  transport-V08-0    773 June 2nd, 2006, J.Apostolakis  transport-V08-00-02
778 -----------------------------                     774 -----------------------------
779 - Added new class G4CoupledTransportation, a r    775 - Added new class G4CoupledTransportation, a revised version of Transportation,
780   for use in 'coupled' parallel navigation in     776   for use in 'coupled' parallel navigation in different geometries.
781 - Includes non-revisions for migration to sstr    777 - Includes non-revisions for migration to sstream (Nov 2005).
782                                                   778 
783 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas    779 Feb.  6th, 2006, J.Apostolakis/P.MoraDeFreitas transport-V08-00-01
784 ----------------------------------------------    780 ----------------------------------------------
785 - Corrected problem with suspended tracks - PR    781 - Corrected problem with suspended tracks - PR# 802.
786 - Added StartTracking() method which takes ove    782 - Added StartTracking() method which takes over responsibility to
787   clear the state for a new track, and to mess    783   clear the state for a new track, and to message other relevant
788   component to clear their state (problem repo    784   component to clear their state (problem report and proposed revision
789   by P.MoraDeFreitas).                            785   by P.MoraDeFreitas).
790                                                   786 
791 Jan. 16th, 2006, J.Apostolakis transport-V08-0    787 Jan. 16th, 2006, J.Apostolakis transport-V08-00-00
792 ------------------------------                    788 ------------------------------
793 - G4Transportation:                               789 - G4Transportation:
794   o The particle's charge is now taken from th    790   o The particle's charge is now taken from the dynamic particle, so that
795     it can take into account changes from the     791     it can take into account changes from the interaction of an ion with
796     matter (eg stripping e-). (V.Ivantchenko)     792     matter (eg stripping e-). (V.Ivantchenko)
797                                                   793 
798 Nov. 21st, 2005, M.Asai transport-V07-01-00       794 Nov. 21st, 2005, M.Asai transport-V07-01-00
799 -----------------------                           795 -----------------------
800 - Migration to <sstream>.                         796 - Migration to <sstream>.
801 - Fix a warning message in G4ParallelTransport    797 - Fix a warning message in G4ParallelTransport.
802                                                   798 
803 May 10th, 2005, J.Apostolakis transport-V07-00    799 May 10th, 2005, J.Apostolakis transport-V07-00-01
804 -----------------------------                     800 -----------------------------
805 - Added process type to G4Transportation          801 - Added process type to G4Transportation
806                                                   802 
807 Mar. 7th, 2005, M.Asai transport-V07-00-00        803 Mar. 7th, 2005, M.Asai transport-V07-00-00
808 ----------------------                            804 ----------------------
809 - Added virtual to destructors of G4StepLimite    805 - Added virtual to destructors of G4StepLimiter and G4UserSpecialCuts.
810                                                   806 
811 Dec. 7th, 2004, G.Cosmo transport-V06-02-05       807 Dec. 7th, 2004, G.Cosmo transport-V06-02-05
812 -----------------------                           808 -----------------------
813 - Implemented migration to <cmath>.               809 - Implemented migration to <cmath>.
814                                                   810 
815 Nov. 23th, 2004, J.Apostolakis transport-V06-0    811 Nov. 23th, 2004, J.Apostolakis transport-V06-02-04
816 ------------------------------                    812 ------------------------------
817 - Added Threshold energy for not abandoning st    813 - Added Threshold energy for not abandoning stuck particles quickly.
818                                                   814 
819 Oct. 19th, H.Kurashige transport-V06-02-03        815 Oct. 19th, H.Kurashige transport-V06-02-03
820 ----------------------                            816 ----------------------
821 - Migrated processes to new G4VParticleChange     817 - Migrated processes to new G4VParticleChange interface.
822                                                   818 
823 Sep. 9th, M.Maire                                 819 Sep. 9th, M.Maire
824 -----------------                                 820 -----------------
825 - Apply tracking cut only if Rmin or Emin > DB    821 - Apply tracking cut only if Rmin or Emin > DBL_MIN in G4UserSpecialCuts.
826                                                   822 
827 Oct. 8th, M.Asai transport-V06-02-02              823 Oct. 8th, M.Asai transport-V06-02-02
828 ----------------                                  824 ----------------
829 - A protection is added in G4Transportation.cc    825 - A protection is added in G4Transportation.cc for an application with
830   parameterized volume but without any EM proc    826   parameterized volume but without any EM process.
831                                                   827 
832 Aug. 27th, M.Asai transport-V06-02-01             828 Aug. 27th, M.Asai transport-V06-02-01
833 -----------------                                 829 -----------------
834 - A pointer to sensitive detector is added in     830 - A pointer to sensitive detector is added in G4ParticleChangeForTransport.
835 - G4Transportation takes care of this pointer.    831 - G4Transportation takes care of this pointer.
836                                                   832 
837 Jul. 26th, M.Asai transport-V06-02-00             833 Jul. 26th, M.Asai transport-V06-02-00
838 -----------------                                 834 -----------------
839 - Introduce G4UserStepLimit to handle MaxAllow    835 - Introduce G4UserStepLimit to handle MaxAllowedStep in G4UserLimits.
840                                                   836 
841 Feb. 5th, M.Asai transport-V06-00-00              837 Feb. 5th, M.Asai transport-V06-00-00
842 ----------------                                  838 ----------------
843 - Fixed a bug in G4UserSpecialCuts related to     839 - Fixed a bug in G4UserSpecialCuts related to charged geantino
844                                                   840 
845 Nov. 26th, G.Cosmo transport-V05-02-07            841 Nov. 26th, G.Cosmo transport-V05-02-07
846 ------------------                                842 ------------------
847 - Replaced mis-typed class name G4SplittingAnd    843 - Replaced mis-typed class name G4SplittingAndRussianRouletePostStepDoIt
848   with G4SamplingPostStepAction and updated cl    844   with G4SamplingPostStepAction and updated classes accordingly.
849 - Adopt new G4Exception scheme.                   845 - Adopt new G4Exception scheme.
850 - Header inclusions and code cleanup.             846 - Header inclusions and code cleanup.
851                                                   847 
852 Nov. 14th, G.Cosmo transport-V05-02-06            848 Nov. 14th, G.Cosmo transport-V05-02-06
853 ------------------                                849 ------------------
854 - G4Transportation.cc:                            850 - G4Transportation.cc:
855   o Added inclusion of G4ChordFinder.hh, after    851   o Added inclusion of G4ChordFinder.hh, after latest changes to field.
856                                                   852 
857 Oct. 4th, G.Cosmo transport-V05-02-05             853 Oct. 4th, G.Cosmo transport-V05-02-05
858 -----------------                                 854 -----------------
859 - Modified GNUmakefile:                           855 - Modified GNUmakefile:
860   o added dependency to new module "geometry/n    856   o added dependency to new module "geometry/navigation".
861 - Coworks with "geometry-V05-02-00" and "digit    857 - Coworks with "geometry-V05-02-00" and "digits_hits-V05-02-00".
862                                                   858 
863 Sep. 25th, H.Kurashige transport-V05-02-04        859 Sep. 25th, H.Kurashige transport-V05-02-04
864 ----------------------                            860 ----------------------
865 - modify GNUmakefile to use processes/cuts cat    861 - modify GNUmakefile to use processes/cuts category
866 - migrate to model variant of EM physics in G4    862 - migrate to model variant of EM physics in G4UserSpecialCuts (V.Ivantchenko)
867                                                   863 
868 Aug. 27th, M.Dressel transport-V05-02-03          864 Aug. 27th, M.Dressel transport-V05-02-03
869 --------------------                              865 --------------------
870 - cleanup of header file inclusions               866 - cleanup of header file inclusions
871                                                   867 
872 Aug. 19th, M.Dressel transport-V05-02-02          868 Aug. 19th, M.Dressel transport-V05-02-02
873 --------------------                              869 --------------------
874 - rename G4ImportancePostStepDoIt to              870 - rename G4ImportancePostStepDoIt to
875   G4SplittingAndRussianRouletePostStepDoIt sin    871   G4SplittingAndRussianRouletePostStepDoIt since it is also used in
876   weight window biasing                           872   weight window biasing
877                                                   873 
878 Aug. 19th, M.Dressel transport-V05-02-01          874 Aug. 19th, M.Dressel transport-V05-02-01
879 --------------------                              875 --------------------
880 - first implementation of weight window techni    876 - first implementation of weight window technique
881                                                   877 
882 Jul, 31st, P.Gumplinger  transport-V05-02-00      878 Jul, 31st, P.Gumplinger  transport-V05-02-00
883 -----------------------                           879 -----------------------
884 - G4Transportation.cc:                            880 - G4Transportation.cc:
885   o Use the finalVelocity to update TofF for o    881   o Use the finalVelocity to update TofF for optical photons.
886                                                   882 
887 Jul, 17th, J.Apostolakis                          883 Jul, 17th, J.Apostolakis
888 ------------------------                          884 ------------------------
889 - G4Transportation.cc:                            885 - G4Transportation.cc:
890   o Attempt to correct photon problem - by usi    886   o Attempt to correct photon problem - by using the velocity from
891     current medium for massless particles.        887     current medium for massless particles.
892                                                   888 
893 Jun, 25th, J.Apostolakis                          889 Jun, 25th, J.Apostolakis
894 ------------------------                          890 ------------------------
895 - G4Transportation[.hh.icc]:                      891 - G4Transportation[.hh.icc]:
896   o Added verbosity level to control the print    892   o Added verbosity level to control the printing of warnings (see below).
897                                                   893 
898 Jun, 21st, J.Apostolakis  transport-V05-01-06     894 Jun, 21st, J.Apostolakis  transport-V05-01-06
899 ------------------------                          895 ------------------------
900 G4Transportation:                                 896 G4Transportation:
901 - Added warning when energy changes from propa    897 - Added warning when energy changes from propagation in magnetic field
902   (or other field that conserves energy) due t    898   (or other field that conserves energy) due to the inaccuracy of
903   numerical integration of the equations of mo    899   numerical integration of the equations of motion.
904                                                   900 
905 Jun, 21st, J.Apostolakis  transport-V05-01-05     901 Jun, 21st, J.Apostolakis  transport-V05-01-05
906 ------------------------                          902 ------------------------
907 - G4Transportation:                               903 - G4Transportation:
908   o Use new method of PropagatorInField to sim    904   o Use new method of PropagatorInField to simplify choice of
909     global/local field.                           905     global/local field.
910   o Activated the new capability of a (user de    906   o Activated the new capability of a (user derived) field manager to
911     configure itself with different accuracy p    907     configure itself with different accuracy parameters depending on
912     track's energy, particle identity, or othe    908     track's energy, particle identity, or other property.
913 - Notes:                                          909 - Notes:
914   o Requires tags "field-V05-01-04" and "geomv    910   o Requires tags "field-V05-01-04" and "geomvol-V05-01-03"
915   o Includes updates of files to use <std> in     911   o Includes updates of files to use <std> in place of "g4std",
916     as made at the CVS HEAD.                      912     as made at the CVS HEAD.
917                                                   913 
918 Jun, 13th, M.Dressel       transport-V05-01-04    914 Jun, 13th, M.Dressel       transport-V05-01-04
919 --------------------                              915 --------------------
920 - Added to put the delete fImportancePostStepD    916 - Added to put the delete fImportancePostStepDoIt in G4MassImportanceProcess
921   and G4ParallelImportanceProcess.                917   and G4ParallelImportanceProcess.
922                                                   918 
923 Jun, 13th, M.Dressel       transport-V05-01-03    919 Jun, 13th, M.Dressel       transport-V05-01-03
924 --------------------                              920 --------------------
925 - Fixed bug created by last bug fix in G4MassI    921 - Fixed bug created by last bug fix in G4MassImportanceProcess
926   and G4ParallelImportanceProcess.                922   and G4ParallelImportanceProcess.
927                                                   923 
928 Jun, 12th, M.Dressel       transport-V05-01-02    924 Jun, 12th, M.Dressel       transport-V05-01-02
929 --------------------                              925 --------------------
930 - Fixed "'this' : used in base member initiali    926 - Fixed "'this' : used in base member initializer list" in
931   src\G4MassImportanceProcess.cc, src\G4Parall    927   src\G4MassImportanceProcess.cc, src\G4ParallelImportanceProcess.cc
932                                                   928 
933 Jun, 4th, G.Cosmo          transport-V05-01-01    929 Jun, 4th, G.Cosmo          transport-V05-01-01
934 -----------------                                 930 -----------------
935 - Fixes for inclusion of <strstream> in G4Para    931 - Fixes for inclusion of <strstream> in G4ParallelImportanceProcess.cc
936   and G4ParallelTransport.cc in view  of the g    932   and G4ParallelTransport.cc in view  of the g4std wrappers migration.
937                                                   933 
938 May, 13th, J.Apostolakis   transport-V05-01-00    934 May, 13th, J.Apostolakis   transport-V05-01-00
939 ------------------------                          935 ------------------------
940 - Fixes to G4Transportation.cc to accomodate i    936 - Fixes to G4Transportation.cc to accomodate incorrect and
941   missing functionality for two use cases:        937   missing functionality for two use cases:
942   o a local field when no global field exists     938   o a local field when no global field exists  (it was not seen)
943   o overriding an existing global field by a '    939   o overriding an existing global field by a 'zero' field
944     by creating a local field manager that has    940     by creating a local field manager that has a null G4Field pointer
945     (a use case which did not exist.)             941     (a use case which did not exist.)
946   Further work to verify these use cases work     942   Further work to verify these use cases work is required.
947                                                   943 
948 Apr, 7th, V.Ivanchenko     transport-V05-00-04    944 Apr, 7th, V.Ivanchenko     transport-V05-00-04
949 -----------------                                 945 -----------------
950 - Migration to "cuts by region" for G4UserSpec    946 - Migration to "cuts by region" for G4UserSpecialCuts.
951                                                   947 
952 Apr, 3rd, G.Cosmo          transport-V05-00-03    948 Apr, 3rd, G.Cosmo          transport-V05-00-03
953 -----------------                                 949 -----------------
954 - Cleared pedantic warnings and some cosmetic     950 - Cleared pedantic warnings and some cosmetic cleanups...
955                                                   951 
956 Jan, 14th, M.Asai          transport-V05-00-02    952 Jan, 14th, M.Asai          transport-V05-00-02
957 -----------------                                 953 -----------------
958 - Consolidated transport-V05-00-01 tag for G4T    954 - Consolidated transport-V05-00-01 tag for G4Transportation.cc
959                                                   955 
960 Jan, 7th, M.Asai           transport-V05-00-01    956 Jan, 7th, M.Asai           transport-V05-00-01
961 ----------------                                  957 ----------------
962 - Fix in G4Transportation.cc for updating mate    958 - Fix in G4Transportation.cc for updating material-cut-couple.
963                                                   959 
964 Dec, 16th, G. Cosmo        transport-V05-00-00    960 Dec, 16th, G. Cosmo        transport-V05-00-00
965 -------------------                               961 -------------------
966 - Merged branch "geant4-04-01-ref-02-cuts-bran    962 - Merged branch "geant4-04-01-ref-02-cuts-branch" to HEAD.
967   Included development for 'cuts-by-region' in    963   Included development for 'cuts-by-region' in G4Transportation.cc.
968                                                   964 
969 Nov, 20th, J. Apostolakis  transport-V04-01-05    965 Nov, 20th, J. Apostolakis  transport-V04-01-05
970 -------------------------                         966 -------------------------
971 - Tagged.                                         967 - Tagged.
972    Tag requires:   geomvol-V04-01-06 and track    968    Tag requires:   geomvol-V04-01-06 and tracking-V04-01-10
973       and is dependent also on greps-V04-01-01    969       and is dependent also on greps-V04-01-01 and track-V04-01-01.
974                                                   970 
975 Nov, 8th, J.Generowicz                            971 Nov, 8th, J.Generowicz
976 - Copy auxiliary smooth trajectory point from     972 - Copy auxiliary smooth trajectory point from PIF to ParticleChange
977                                                   973 
978 Nov,  4th 2002 M.Dressel transport-V04-01-04      974 Nov,  4th 2002 M.Dressel transport-V04-01-04
979 ----------------------------------------------    975 -----------------------------------------------------
980 - remove G4std:: where it does not belong to      976 - remove G4std:: where it does not belong to
981 - replace str() functions                         977 - replace str() functions
982                                                   978 
983 Oct  31st, 2002 M.Dressel transport-V04-01-03     979 Oct  31st, 2002 M.Dressel transport-V04-01-03
984 ----------------------------------------------    980 -----------------------------------------------------
985 - bug fix in G4MassGeometrySampler and G4Paral    981 - bug fix in G4MassGeometrySampler and G4ParallelGeometrySampler
986                                                   982 
987 Oct  28th, 2002 M.Dressel transport-V04-01-02     983 Oct  28th, 2002 M.Dressel transport-V04-01-02
988 ----------------------------------------------    984 -----------------------------------------------------
989 - bug fix in G4MassGeometry                       985 - bug fix in G4MassGeometry
990                                                   986 
991 Oct  22th, 2002 M.Dressel internal_7_transport    987 Oct  22th, 2002 M.Dressel internal_7_transport-V04-01-01
992 ----------------------------------------------    988 --------------------------------------------------------
993 - moving G4CellStoreScorer, G4TrackLogger         989 - moving G4CellStoreScorer, G4TrackLogger
994   to digits+hits/detector                         990   to digits+hits/detector
995 - resolving G4SLRawValues                         991 - resolving G4SLRawValues
996                                                   992 
997 Oct  16th, 2002 M.Dressel internal_6_transport    993 Oct  16th, 2002 M.Dressel internal_6_transport-V04-01-01
998 ----------------------------------------------    994 --------------------------------------------------------
999 - changes recomanded by codewizrd                 995 - changes recomanded by codewizrd
1000 - added GCellFinder concept                      996 - added GCellFinder concept
1001                                                  997 
1002 Oct  10th, 2002 M.Dressel transport-V04-01-01    998 Oct  10th, 2002 M.Dressel transport-V04-01-01-internal-5
1003 ---------------------------------------------    999 --------------------------------------------------------
1004 - changing sampler concept: instead of separa    1000 - changing sampler concept: instead of separat samplers for
1005   all combinations of importance sampling, sc    1001   all combinations of importance sampling, scoring, wieght roulette
1006   for parallel and mass geometry there are tw    1002   for parallel and mass geometry there are two Samplers now
1007   for the mass and parallel geometry: G4MassG    1003   for the mass and parallel geometry: G4MassGeometrySampler
1008   and G4ParallelGeometrySampler.                 1004   and G4ParallelGeometrySampler.
1009 - Introduction of Configurators to setup the     1005 - Introduction of Configurators to setup the processes.
1010                                                  1006 
1011 Sep  18th, 2002 M.Dressel transport-V04-01-01    1007 Sep  18th, 2002 M.Dressel transport-V04-01-01-internal-4
1012 ---------------------------------------------    1008 --------------------------------------------------------
1013 - tagging a version before reducing the numbe    1009 - tagging a version before reducing the number of Samplers
1014                                                  1010 
1015 Sep  2th, 2002 M.dressel  transport-V04-01-01    1011 Sep  2th, 2002 M.dressel  transport-V04-01-01-internal-3
1016 -----------------------------------------        1012 -----------------------------------------
1017     code cleanup for code-wizard                 1013     code cleanup for code-wizard
1018                                                  1014 
1019 Aug  29th, 2002 M.Dressel int-1-V04-01-01        1015 Aug  29th, 2002 M.Dressel int-1-V04-01-01
1020 -----------------------------------------        1016 -----------------------------------------
1021 - adopted to changes in int-2-geombias-V04-01    1017 - adopted to changes in int-2-geombias-V04-01-01:
1022      renaming of G4PTouchableKey to G4Geometr    1018      renaming of G4PTouchableKey to G4GeometryCell
1023      changing  G4VIStore and G4IStore            1019      changing  G4VIStore and G4IStore
1024      and dependants                              1020      and dependants
1025                                                  1021 
1026 Aug  13th, 2002 M.Dressel transport-V04-01-01    1022 Aug  13th, 2002 M.Dressel transport-V04-01-01
1027 ---------------------------------------------    1023 ----------------------------------------------
1028 - added G4CellStoreScorer,  G4VTrackTerminato    1024 - added G4CellStoreScorer,  G4VTrackTerminator and changed the sampler
1029   classes in order to use the G4VTrackTermina    1025   classes in order to use the G4VTrackTerminator (if necessary) to
1030   kill a track.                                  1026   kill a track.
1031 - coworks with geombias-V04-01-01                1027 - coworks with geombias-V04-01-01
1032                                                  1028 
1033 July 18th, 2002 M.Dressel                        1029 July 18th, 2002 M.Dressel
1034 -------------------------                        1030 -------------------------
1035 - bug fix in G4TrackLogger                       1031 - bug fix in G4TrackLogger
1036                                                  1032 
1037 July 11th, 2002 M.Dressel internal-2-transpor    1033 July 11th, 2002 M.Dressel internal-2-transport-V04-01-01
1038 ---------------------------------------------    1034 --------------------------------------------------------
1039 - moved the standard scoring classes to run b    1035 - moved the standard scoring classes to run because
1040   they need G4EventManager.                      1036   they need G4EventManager.
1041                                                  1037 
1042 July 10th, 2002 M.Dressel internal-1-transpor    1038 July 10th, 2002 M.Dressel internal-1-transport-V04-01-01
1043 ---------------------------------------------    1039 --------------------------------------------------------
1044 - add classes for standard scoreing. Remove G    1040 - add classes for standard scoreing. Remove G4ScorePrinter and G4Scorer.
1045   G4StandardScorer and G4StandardScoreTable m    1041   G4StandardScorer and G4StandardScoreTable may be used as replacement.
1046   The source file G4StandardScorer.cc may be     1042   The source file G4StandardScorer.cc may be found in
1047   extended/examples/B09/src because it needs     1043   extended/examples/B09/src because it needs to acces the
1048   G4EventManager.                                1044   G4EventManager.
1049                                                  1045 
1050 Jun   13, 2002 M.Dressel transport-V04-00-09     1046 Jun   13, 2002 M.Dressel transport-V04-00-09
1051 ---------------------------------------------    1047 ---------------------------------------------
1052 - add classes for creating and printing talli    1048 - add classes for creating and printing tallies.
1053                                                  1049 
1054 May   31, 2002  M.Dressel transport-V04-00-08    1050 May   31, 2002  M.Dressel transport-V04-00-08
1055 ---------------------------------------------    1051 --------------------------------------------------------
1056 - made weight window sampling to apply only a    1052 - made weight window sampling to apply only at inital track step 1.
1057                                                  1053 
1058 May   31, 2002  M.Dressel transport-V04-00-07    1054 May   31, 2002  M.Dressel transport-V04-00-07
1059 ---------------------------------------------    1055 --------------------------------------------------------
1060 - bug fix in G4PArallelScoreSampler.cc and re    1056 - bug fix in G4PArallelScoreSampler.cc and remove Warning from
1061   ParallelTransport.                             1057   ParallelTransport.
1062                                                  1058 
1063 May   31, 2002  M.Dressel transport-V04-00-06    1059 May   31, 2002  M.Dressel transport-V04-00-06
1064 ---------------------------------------------    1060 --------------------------------------------------------
1065 - renaming of the Manager classes to Sampler     1061 - renaming of the Manager classes to Sampler classes
1066 - substitution of G4ParallelManager inside th    1062 - substitution of G4ParallelManager inside the Sampler classes
1067                                                  1063 
1068 May   30, 2002  M.Dressel                        1064 May   30, 2002  M.Dressel
1069 ---------------------------------------------    1065 --------------------------------------------------------
1070 - chamged G4VImportanceScoreConstructor to G4    1066 - chamged G4VImportanceScoreConstructor to G4VSampler
1071                                                  1067 
1072 May   30, 2002  M.Dressel                        1068 May   30, 2002  M.Dressel
1073 ---------------------------------------------    1069 --------------------------------------------------------
1074 - all the ImportanceScoreManagers derive form    1070 - all the ImportanceScoreManagers derive form
1075   G4VImportanceScoreConstructor                  1071   G4VImportanceScoreConstructor
1076                                                  1072 
1077 May   30, 2002  M.Dressel internal-3-transpor    1073 May   30, 2002  M.Dressel internal-3-transport-V04-00-05
1078 ---------------------------------------------    1074 --------------------------------------------------------
1079 - changes in Importance Manager constructors,    1075 - changes in Importance Manager constructors, G4ImportanceAlgorithm as
1080   pointer                                        1076   pointer
1081                                                  1077 
1082 May   29, 2002  M.Dressel internal-2-transpor    1078 May   29, 2002  M.Dressel internal-2-transport-V04-00-05
1083 ---------------------------------------------    1079 --------------------------------------------------------
1084 - bug fix in G4PImportanceWWindowScoreManager    1080 - bug fix in G4PImportanceWWindowScoreManager.cc
1085   and G4ParallelImportanceManager.hh.            1081   and G4ParallelImportanceManager.hh.
1086                                                  1082 
1087 May   24, 2002  M.Dressel internal-1-transpor    1083 May   24, 2002  M.Dressel internal-1-transport-V04-00-05
1088 -------------------------                        1084 -------------------------
1089 - Change in G4VProcessPlacer and G4ProcessPla    1085 - Change in G4VProcessPlacer and G4ProcessPlacer: add member function
1090   RemoveProcess to properly remove a process.    1086   RemoveProcess to properly remove a process.
1091 - Add classes for wieght window biasing.         1087 - Add classes for wieght window biasing.
1092                                                  1088 
1093                                                  1089 
1094 May   02, 2002  M.Dressel                        1090 May   02, 2002  M.Dressel
1095 -------------------------                        1091 -------------------------
1096 - Change in G4ProcessPlacer: set process vect    1092 - Change in G4ProcessPlacer: set process vector via process manager not
1097   directly.                                      1093   directly.
1098 - Change in G4ParallelTranport: use StartTrac    1094 - Change in G4ParallelTranport: use StartTracking to signal inital step.
1099   This should help to locate "suspended" trac    1095   This should help to locate "suspended" tracks.
1100                                                  1096 
1101 April 24, 2002  G.Cosmo - transport-V04-00-05    1097 April 24, 2002  G.Cosmo - transport-V04-00-05
1102 -----------------------                          1098 -----------------------
1103 - Added G4DEBUG_TRANSPORT flag in GNUmakefile    1099 - Added G4DEBUG_TRANSPORT flag in GNUmakefile and (on suggestionh of
1104   J.Apostolakis) replaced to G4VERBOSE in G4T    1100   J.Apostolakis) replaced to G4VERBOSE in G4Transportation::PostStepDoIt()
1105   for extra-check on volume boundary.            1101   for extra-check on volume boundary.
1106   Issues addressed by problem report #130 sho    1102   Issues addressed by problem report #130 should now be resolved.
1107                                                  1103 
1108 April 10, 2002  M.Dressel - transport-V04-00-    1104 April 10, 2002  M.Dressel - transport-V04-00-04
1109 -------------------------                        1105 -------------------------
1110 - Added comments to headers of transportation    1106 - Added comments to headers of transportation classes and managers for
1111   importance biasing, to fullfill Software Re    1107   importance biasing, to fullfill Software Reference Manual.
1112                                                  1108 
1113 Apr 9, 2002 G.Cosmo                              1109 Apr 9, 2002 G.Cosmo
1114 -------------------                              1110 -------------------
1115 - Added liability disclaimer to scorer classe    1111 - Added liability disclaimer to scorer classes and minor cosmetics.
1116                                                  1112 
1117 Apr 8, 2002 M.Dressel - transport-V04-00-03      1113 Apr 8, 2002 M.Dressel - transport-V04-00-03
1118 ---------------------                            1114 ---------------------
1119 - Resolved compilation problems on HP-aCC.       1115 - Resolved compilation problems on HP-aCC.
1120                                                  1116 
1121 Apr 4, 2002 M.Dressel - transport-V04-00-02      1117 Apr 4, 2002 M.Dressel - transport-V04-00-02
1122 ---------------------                            1118 ---------------------
1123 - Cleaned compilation problems for G4std/std.    1119 - Cleaned compilation problems for G4std/std.
1124                                                  1120 
1125 Apr 4, 2002 M.Dressel - transport-V04-00-01      1121 Apr 4, 2002 M.Dressel - transport-V04-00-01
1126 ---------------------                            1122 ---------------------
1127 - Resolved compilation problems on SUN-CC and    1123 - Resolved compilation problems on SUN-CC and Linux-egcs.
1128                                                  1124 
1129 Mar  28, 2002 M.Dressel - transport-V04-00-00    1125 Mar  28, 2002 M.Dressel - transport-V04-00-00
1130 -----------------------                          1126 -----------------------
1131 - First implementation of transportation clas    1127 - First implementation of transportation classes and managers for importance
1132   biasing and scoring. Co-works with "geometr    1128   biasing and scoring. Co-works with "geometry-V04-00-01".
1133                                                  1129 
1134 Mar  25, 2002 G.Cosmo                            1130 Mar  25, 2002 G.Cosmo
1135 ---------------------                            1131 ---------------------
1136 - Added dependency to new module geometry/bia    1132 - Added dependency to new module geometry/biasing in GNUmakefile.
1137                                                  1133 
1138 Dec   8, 2001 J.Apostolakis - transport-V03-0    1134 Dec   8, 2001 J.Apostolakis - transport-V03-02-07
1139 ---------------------------                      1135 ---------------------------
1140 - Activated the killing of 'looping' particle    1136 - Activated the killing of 'looping' particles -- to be used also to
1141   abandon (kill) particles that are stuck (eg    1137   abandon (kill) particles that are stuck (eg at boundaries).
1142   [ Fix for problems of stuck particles repor    1138   [ Fix for problems of stuck particles reported by CMS (P.Arce),
1143     and Atlas (A.Del'Acqua, A.Rimoldi) ]         1139     and Atlas (A.Del'Acqua, A.Rimoldi) ]
1144                                                  1140 
1145 Nov  28, 2001 J.Apostolakis - transport-V03-0    1141 Nov  28, 2001 J.Apostolakis - transport-V03-02-06
1146 ---------------------------                      1142 ---------------------------
1147 - Fix for the new updating of the time for fi    1143 - Fix for the new updating of the time for fields -- correcting previous
1148   tag.  By keeping account whether the field     1144   tag.  By keeping account whether the field changes the energy (and
1149   therefore the velocity) in the field manage    1145   therefore the velocity) in the field manager.
1150                                                  1146 
1151   Requires and co-works with                     1147   Requires and co-works with
1152    - "field-V03-02-07"                           1148    - "field-V03-02-07"
1153    - "geomvol-V03-02-02"                         1149    - "geomvol-V03-02-02"
1154   in order to compile (let alone have any eff    1150   in order to compile (let alone have any effect.)
1155                                                  1151 
1156 Nov  10, 2001 J.Apostolakis - transport-V03-0    1152 Nov  10, 2001 J.Apostolakis - transport-V03-02-05
1157 ---------------------------                      1153 ---------------------------
1158 - Motivated by the use case of an Electric Fi    1154 - Motivated by the use case of an Electric Field,
1159    * in order to achieve reasonable accuracy     1155    * in order to achieve reasonable accuracy in time integration,
1160    * and to enable fields that vary with the     1156    * and to enable fields that vary with the global time
1161   changed Transportation to try to obtain the    1157   changed Transportation to try to obtain the delta_time from FieldTrack.
1162   Co-works with and requires "field-V03-02-03    1158   Co-works with and requires "field-V03-02-03" to have any effect.
1163                                                  1159 
1164 Nov   9, 2001   G. Cosmo - transport-V03-02-0    1160 Nov   9, 2001   G. Cosmo - transport-V03-02-04
1165 ------------------------                         1161 ------------------------
1166 - Fix in G4Transportation.cc for initialisati    1162 - Fix in G4Transportation.cc for initialisation of touchable handle.
1167                                                  1163 
1168 Nov   8, 2001   G. Cosmo - transport-V03-02-0    1164 Nov   8, 2001   G. Cosmo - transport-V03-02-03
1169 ------------------------                         1165 ------------------------
1170 - Introduced changes to G4Transportation for     1166 - Introduced changes to G4Transportation for reference-counted
1171   touchables (R.Chytracek). Added methods Get    1167   touchables (R.Chytracek). Added methods GetFreeTouchable() and
1172   SetTheOtherTouchableFree(G4VTouchable*).       1168   SetTheOtherTouchableFree(G4VTouchable*).
1173                                                  1169 
1174 Nov   6, 2001   J. Apostolakis - transport-V0    1170 Nov   6, 2001   J. Apostolakis - transport-V03-02-02
1175 ------------------------------                   1171 ------------------------------
1176 - Added protection in G4Transportation::Along    1172 - Added protection in G4Transportation::AlongStepGPIL for messaging
1177   "ResestStepEstimate" of ChordFinder for the    1173   "ResestStepEstimate" of ChordFinder for the case there is no global field.
1178   ** NOTE this is not a perfect resolution (s    1174   ** NOTE this is not a perfect resolution (see NOTE in log file). **
1179   --> Thanks to Radovan Chytracek for reporti    1175   --> Thanks to Radovan Chytracek for reporting this problem (move to file log)
1180                                                  1176 
1181 Aug  16, 2001   J. Apostolakis - transport-V0    1177 Aug  16, 2001   J. Apostolakis - transport-V03-02-01
1182 ------------------------------                   1178 ------------------------------
1183 - Tagged. (This tag requires field-V03-02-00)    1179 - Tagged. (This tag requires field-V03-02-00)
1184                                                  1180 
1185 Aug  16, 2001   J. Apostolakis                   1181 Aug  16, 2001   J. Apostolakis
1186 ------------------------------                   1182 ------------------------------
1187 - Erasing state information from previous tra    1183 - Erasing state information from previous track at the first step of
1188   each track.  (-> this is required to ensure    1184   each track.  (-> this is required to ensure repeatability)
1189   This should eliminate any non-repeatability    1185   This should eliminate any non-repeatability due to the propagation
1190   in field.                                      1186   in field.
1191   ( Requires updated version of G4ChordFinder    1187   ( Requires updated version of G4ChordFinder )
1192                                                  1188 
1193 Jul  19, 2001   G. Cosmo  transport-V03-02-00    1189 Jul  19, 2001   G. Cosmo  transport-V03-02-00
1194 ------------------------                         1190 ------------------------
1195 - Synchronised with CVS HEAD after introducti    1191 - Synchronised with CVS HEAD after introduction of warrenty disclaimer.
1196 - Modified author list in G4Transportation (P    1192 - Modified author list in G4Transportation (P.Gumplinger).
1197                                                  1193 
1198 Apr  11, 2001   J. Apostolakis   transport-V0    1194 Apr  11, 2001   J. Apostolakis   transport-V03-01-02
1199 ------------------------------                   1195 ------------------------------
1200 - Corrected the last update of G4Transportati    1196 - Corrected the last update of G4Transportation.cc, which overwrote the
1201   value of the spin in the cases where a part    1197   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.      1198   or a charged particle was not in a field.
1203                                                  1199 
1204 Apr  11, 2001   P. Gumplinger   transport-V03    1200 Apr  11, 2001   P. Gumplinger   transport-V03-01-01
1205 -----------------------------                    1201 -----------------------------
1206 - Updated G4Transportation.cc to make spin tr    1202 - Updated G4Transportation.cc to make spin tracking work correctly:
1207   o Replaced the line originally commented ou    1203   o Replaced the line originally commented out:
1208       // fTransportEndPolarization= aFieldTra    1204       // fTransportEndPolarization= aFieldTrack.GetSpin() ; // Not yet possible
1209     with:                                        1205     with:
1210       fTransportEndSpin = aFieldTrack.GetSpin    1206       fTransportEndSpin = aFieldTrack.GetSpin();
1211   o Added to the AlongStepDoIt() the followin    1207   o Added to the AlongStepDoIt() the following call:
1212       fParticleChange.SetPolarizationChange(f    1208       fParticleChange.SetPolarizationChange(fTransportEndSpin);
1213                                                  1209 
1214 Mar  19, 2001   J. Apostolakis  transport-V03    1210 Mar  19, 2001   J. Apostolakis  transport-V03-00-01
1215 ------------------------------                   1211 ------------------------------
1216 - G4Transportation modified to use new FieldT    1212 - G4Transportation modified to use new FieldTrack, and get Kinetic
1217   Energy from it.                                1213   Energy from it.
1218   This new FieldTrack together with changes i    1214   This new FieldTrack together with changes in associated Equation of Motion
1219   classes implement the momentum vector as in    1215   classes implement the momentum vector as independent variable in place of
1220   the velocity.                                  1216   the velocity.
1221   So this tag requires                           1217   So this tag requires
1222   - new geometry/magneticfield tag "field-V03    1218   - new geometry/magneticfield tag "field-V03-00-01",  and
1223   - new geometry/volumes  tag "geomvol-V03-00    1219   - new geometry/volumes  tag "geomvol-V03-00-03" for new
1224     G4PropagatorInField ().                      1220     G4PropagatorInField ().
1225                                                  1221 
1226 Feb  27, 2001   J. Apostolakis  (transport-V0    1222 Feb  27, 2001   J. Apostolakis  (transport-V03-00-00)
1227 ------------------------------                   1223 ------------------------------
1228 - G4Transportation.cc:                           1224 - G4Transportation.cc:
1229   *   Modified calculation of energy at the e    1225   *   Modified calculation of energy at the end of field step
1230        to make it more accurate at low veloci    1226        to make it more accurate at low velocities,
1231        (while remaining correct at high gamma    1227        (while remaining correct at high gammas).
1232   This improves the energy determination.        1228   This improves the energy determination.
1233   Together with electromagnetic/standard tag     1229   Together with electromagnetic/standard tag  "stand-V03-00-03"
1234   this addresses the main problem in propagat    1230   this addresses the main problem in propagating in an electric field
1235   (Problem report # 108 )                        1231   (Problem report # 108 )
1236                                                  1232 
1237 Sep  22, 2000   V. Grichine (transport-V02-00    1233 Sep  22, 2000   V. Grichine (transport-V02-00-00)  [recorded by G.Cosmo]
1238 ---------------------------                      1234 ---------------------------
1239 - G4Transportation.cc:                           1235 - G4Transportation.cc:
1240   o added formula for Tkin corresponding dire    1236   o added formula for Tkin corresponding directly to
1241     relativistic definition of Tkin = Etot -     1237     relativistic definition of Tkin = Etot - mc^2 = mc^2(gamma -1),
1242     where gamma is a particle Lorentz factor.    1238     where gamma is a particle Lorentz factor.
1243   o general cosmetics.                           1239   o general cosmetics.
1244                                                  1240 
1245 Jun  19, 2000   J. Apostolakis  (transport-V0    1241 Jun  19, 2000   J. Apostolakis  (transport-V01-01-02)
1246 ------------------------------                   1242 ------------------------------
1247 - G4Transportation.cc: Set the True Step Leng    1243 - G4Transportation.cc: Set the True Step Length in G4Transportation.cc
1248 - Cosmetic:  updated other files to the head,    1244 - Cosmetic:  updated other files to the head, as there were no differences
1249   from it (CVS headers).                         1245   from it (CVS headers).
1250                                                  1246 
1251 May  15, 2000   J. Apostolakis  (transport-V0    1247 May  15, 2000   J. Apostolakis  (transport-V01-01-01)
1252 ------------------------------                   1248 ------------------------------
1253 - G4Transportation.cc:  Set the material in m    1249 - G4Transportation.cc:  Set the material in materialChange, in order to get
1254   correct behaviour for volumes that paramete    1250   correct behaviour for volumes that parameterise the material.
1255   (Fix is dependant on changes to particleCha    1251   (Fix is dependant on changes to particleChangeForTransport and StepPoint)
1256 - Modified setting of touchable change, in or    1252 - Modified setting of touchable change, in order to preserve const-ness where
1257   it exists.                                     1253   it exists.
1258                                                  1254 
1259 Nov  25, 1999   J. Apostolakis  (transport-V0    1255 Nov  25, 1999   J. Apostolakis  (transport-V00-01-01)
1260 ------------------------------                   1256 ------------------------------
1261 - G4Transportation.cc: Added protection for t    1257 - G4Transportation.cc: Added protection for the case of a zero step (when
1262   there is a field)                              1258   there is a field)
1263 - G4UserSpecialCuts: protection to use min ra    1259 - G4UserSpecialCuts: protection to use min range and min kinE only for
1264   charged particles.                             1260   charged particles.
1265                                                  1261 
1266 June  9, 1999   J. Apostolakis  (transport-01    1262 June  9, 1999   J. Apostolakis  (transport-01-00-02)
1267 ------------------------------                   1263 ------------------------------
1268 - Added a protection so that full relocation     1264 - Added a protection so that full relocation is not used for very small moves.
1269                                                  1265 
1270 Dec   4, 1998   J. Apostolakis  (transport-00    1266 Dec   4, 1998   J. Apostolakis  (transport-00-04-01)
1271 ------------------------------                   1267 ------------------------------
1272 - The Velocity Vector for Transport in a magn    1268 - The Velocity Vector for Transport in a magnetic field is now set correctly.
1273   (previously the scalar velocity was automat    1269   (previously the scalar velocity was automatically promoted to a 3-vector)
1274                                                  1270 
1275 Nov  25, 1998  J. Apostolakis                    1271 Nov  25, 1998  J. Apostolakis
1276 -----------------------------                    1272 -----------------------------
1277 - Added the direction to  LocateGlobalPointAn    1273 - Added the direction to  LocateGlobalPointAndUpdateTouchable.
1278                                                  1274 
1279 Nov  19, 1998   J. Apostolakis  (transport-00    1275 Nov  19, 1998   J. Apostolakis  (transport-00-03-04)
1280 ------------------------------                   1276 ------------------------------
1281 - Fixes:                                         1277 - Fixes:
1282   1) The final energy is set equal to the ini    1278   1) The final energy is set equal to the initial energy, because
1283      the PropagatorInField does not calculate    1279      the PropagatorInField does not calculate it correctly yet.  NEEDS Fix
1284   2) If the requested step size is zero and s    1280   2) If the requested step size is zero and safety is zero,  the
1285      step is now considered geometry limited.    1281      step is now considered geometry limited.  (This can happen
1286      if a discrete process tries to take a  s    1282      if a discrete process tries to take a  step that is very small
1287      compared to the mean free path.)  Proble    1283      compared to the mean free path.)  Problem observed by Laszlo in EM tests.
1288   3) PostStepGetInteractionLength now returns    1284   3) PostStepGetInteractionLength now returns DBL_MAX, not kInfinity.
1289                                                  1285 
1290 Nov  11, 1998   J. Apostolakis  (transport-00    1286 Nov  11, 1998   J. Apostolakis  (transport-00-03-03)
1291 ------------------------------                   1287 ------------------------------
1292 - Changes to accomodate new interface of Fiel    1288 - Changes to accomodate new interface of Field:
1293   G4PropagatorInField and G4FieldTrack.          1289   G4PropagatorInField and G4FieldTrack.
1294                                                  1290 
1295 Oct  30, 1998  J. Apostolakis   (transport-00    1291 Oct  30, 1998  J. Apostolakis   (transport-00-03-02)
1296 -----------------------------                    1292 -----------------------------
1297 - In the case of magnetic field, a flag that     1293 - In the case of magnetic field, a flag that determines whether the
1298   geometry limited the step was not set.         1294   geometry limited the step was not set.
1299                                                  1295 
1300 Sep  16, 1998  J. Apostolakis   (transport-00    1296 Sep  16, 1998  J. Apostolakis   (transport-00-03-01)
1301 -----------------------------                    1297 -----------------------------
1302 - Checks whether the particle is out of the w    1298 - Checks whether the particle is out of the world volume,
1303   if so it has exited and must be killed.        1299   if so it has exited and must be killed.
1304                                                  1300 
1305 Aug  28, 1998  J. Apostolakis                    1301 Aug  28, 1998  J. Apostolakis
1306 -----------------------------                    1302 -----------------------------
1307 - The PostStepGetPhysicalInteractionLength ha    1303 - The PostStepGetPhysicalInteractionLength has fixed (to return kInf)
1308   The boolean flags for touchables are now in    1304   The boolean flags for touchables are now initialised. & Other small fixes ?
1309   Test code for non-relocating case added (fo    1305   Test code for non-relocating case added (for debugging).
1310                                                  1306 
1311 June 08, 1998   J. Apostolakis  (trans-06-04)    1307 June 08, 1998   J. Apostolakis  (trans-06-04)
1312 ------------------------------                   1308 ------------------------------
1313 - Corrected Safety computation for the case o    1309 - Corrected Safety computation for the case of the field (adding endpoint
1314   distance instead of curve length.)             1310   distance instead of curve length.)
1315 - Added PostStepDoIt method that tries to rel    1311 - Added PostStepDoIt method that tries to relocate the particle using
1316   G4ParticleChangeForTransport                   1312   G4ParticleChangeForTransport
1317 - Transportation is no longer a G4ContinuousP    1313 - Transportation is no longer a G4ContinuousProcess.
1318                                                  1314 
1319 June 08, 1998   J. Apostolakis  (trans-06-03)    1315 June 08, 1998   J. Apostolakis  (trans-06-03)
1320 ------------------------------                   1316 ------------------------------
1321 - Modified it to recomputate Safety at the st    1317 - Modified it to recomputate Safety at the start of a step.  To do this
1322   it uses the previous step's  calculated saf    1318   it uses the previous step's  calculated safety and endpoint.
1323                                                  1319 
1324 June 08, 1998   J. Apostolakis  (trans-06-02)    1320 June 08, 1998   J. Apostolakis  (trans-06-02)
1325 ------------------------------                   1321 ------------------------------
1326 - Modified it to add re-computation of Safety    1322 - Modified it to add re-computation of Safety at the endpoint of a step,
1327   when the safety would become negative.  Thi    1323   when the safety would become negative.  This is done to allow processes
1328   to benefit from a realistic (geometrical) v    1324   to benefit from a realistic (geometrical) value of the safety.  The
1329   request to do this was from EM physics         1325   request to do this was from EM physics
1330                                                  1326 
1331 June 03, 1998   J. Apostolakis  (trans-06-01)    1327 June 03, 1998   J. Apostolakis  (trans-06-01)
1332 ------------------------------                   1328 ------------------------------
1333 - The safety we is now generalised to mean th    1329 - The safety we is now generalised to mean the limit of assumption of all
1334   processes. The AlongStepGPIL input value is    1330   processes. The AlongStepGPIL input value is not the remainder from the
1335   previous step's geometrical safety.            1331   previous step's geometrical safety.
1336   So the transportation must recalculate the     1332   So the transportation must recalculate the starting point's safety here.
1337   As a zeroeth order approximation we set it     1333   As a zeroeth order approximation we set it to zero.
1338                                                  1334 
1339 April 17, 1998  M. Maire      [recorded by Jo    1335 April 17, 1998  M. Maire      [recorded by John Apostolakis]
1340 ------------------------                         1336 ------------------------
1341 - A new process, G4UserSpecialCuts, was added    1337 - A new process, G4UserSpecialCuts, was added to allow the
1342   user an alternative method to set some user    1338   user an alternative method to set some user cuts.
1343                                                  1339 
1344 April 15, 1998  H. Kurasige   [recorded by Jo    1340 April 15, 1998  H. Kurasige   [recorded by John Apostolakis]
1345 ---------------------------                      1341 ---------------------------
1346 - The transportation does the absolute minimu    1342 - The transportation does the absolute minimum required to conform to
1347   the new scheme for ParticleChange: G4VParti    1343   the new scheme for ParticleChange: G4VParticleChange is used in signature.
1348   [ But default G4ParticleChange is still use    1344   [ But default G4ParticleChange is still used ].
1349                                                  1345 
1350 April 14, 1998  John Apostolakis                 1346 April 14, 1998  John Apostolakis
1351 --------------------------------                 1347 --------------------------------
1352 - History file Created                           1348 - History file Created