Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/geometry/History

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Diff markup

Differences between /geometry/History (Version 11.3.0) and /geometry/History (Version 5.2.p2)


  1 # Category geometry History                    <<   1 $Id: History,v 1.28 2002/12/04 19:14:18 asaim Exp $
                                                   >>   2 -------------------------------------------------------------------
  2                                                     3 
  3 See `CONTRIBUTING.rst` for details of **requir <<   4      =========================================================
  4 which **must** added in reverse chronological  <<   5      Geant4 - an Object-Oriented Toolkit for Simulation in HEP
  5 It must **not** be used as a substitute for wr <<   6      =========================================================
  6                                                <<   7 
  7 ---------------------------------------------- <<   8                       Category History file
  8                                                <<   9                       ---------------------
  9                                                <<  10 This file should be used by G4 developers and category coordinators
 10 ## 2022-12-12 Ben Morgan (geometry-V11-01-00)  <<  11 to briefly summarize all major modifications introduced in the code
 11 - Remove obsolete GNUmakefile scripts          <<  12 and keep track of all category-tags.
 12                                                <<  13 It DOES NOT substitute the  CVS log-message one should put at every
 13 ## 2022-11-10 Gabriele Cosmo (geometry-V11-00- <<  14 committal in the CVS repository !
 14 - Fixed compilation warnings for implicit type <<  15 
 15                                                <<  16      ----------------------------------------------------------
 16 ## 2022-01-28 Ben Morgan (geometry-V11-00-01)  <<  17      * Reverse chronological order (last date on top), please *
 17 - Replace `geant4_global_library_target` with  <<  18      ----------------------------------------------------------
 18   call to `geant4_add_category` to define libr << 
 19                                                << 
 20 ## 2021-12-10 Ben Morgan (geometry-V11-00-00)  << 
 21 - Change to new Markdown History format        << 
 22                                                << 
 23 ---                                            << 
 24                                                << 
 25 # History entries prior to 11.0                << 
 26                                                << 
 27 March 30, 2021 B.Morgan                    geo << 
 28 -----------------------                        << 
 29 - Migrate sources.cmake to modular build API   << 
 30                                                << 
 31 November 16, 2020 Gabriele Cosmo           geo << 
 32 --------------------------------               << 
 33 - Fixed typos in printed-out text. Addressing  << 
 34                                                << 
 35 December 10, 2019 Ben Morgan               geo << 
 36 ----------------------------                   << 
 37 - Cleanup CMake build, removing obsolete granu << 
 38   explicit include_directories.                << 
 39                                                << 
 40 June  5, 2019 John Apostolakis             geo << 
 41 ------------------------------                 << 
 42 - Change CMakeLists.txt in test directories to << 
 43   with integrated testing, while keeping exist << 
 44   one-target builds when G4TARGET is defined.  << 
 45                                                << 
 46 Jan 31, 2019  Ivana Hrivnacova              ge << 
 47 ----------------------------                   << 
 48 - Merged GitHub PR #4: all Boolean operators n << 
 49                                                << 
 50 Oct 31, 2014  Gabriele Cosmo                ge << 
 51 ----------------------------                   << 
 52 - Fixed internal link dependency on USolids mo << 
 53                                                << 
 54 Oct 29, 2014  Gabriele Cosmo                ge << 
 55 ----------------------------                   << 
 56 - Moved solids/usolids module to source/extern << 
 57 - Groups tags geommng-V10-00-05 and geomsolids << 
 58   geant4-10-00-ref-08.                         << 
 59                                                << 
 60 Nov 7, 2013   Gabriele Cosmo                ge << 
 61 ----------------------------                   << 
 62 - Groups tags geom-usolids-V09-06-04, geom-spe << 
 63   geom-csg-V09-06-06 and geom-bool-V09-06-03 o << 
 64                                                << 
 65 Nov 1, 2013   Gabriele Cosmo                ge << 
 66 ----------------------------                   << 
 67 - Groups tags geom-usolids-V09-06-01, geom-spe << 
 68   geomvol-V09-06-17 on top of geometry-V09-06- << 
 69                                                << 
 70 Oct 29, 2013   Gabriele Cosmo               ge << 
 71 -----------------------------                  << 
 72 - Include tags on top of geant4-09-06-ref-10:  << 
 73   geomsolids-V09-06-01 and geomdiv-V09-06-04.  << 
 74 - Updated build scripts for additional 'usolid << 
 75                                                << 
 76 Dec 18, 2012   Gabriele Cosmo               ge << 
 77 -----------------------------                  << 
 78 - Include tags on top of geant4-09-06-ref-00:  << 
 79   geommng-V09-06-00, geomnav-V09-06-00, geomso << 
 80 - Syncronised SVN Id on trunk.                 << 
 81                                                << 
 82 Jun 14, 2012   Gabriele Cosmo               ge << 
 83 -----------------------------                  << 
 84 - Include tags on top of geant4-09-05-ref-05:  << 
 85   field-V09-05-05, geommng-V09-05-02, geomnav- << 
 86 - Grouping updates to unit tests for compilati << 
 87                                                << 
 88 May 19, 2011       Ben Morgan               ge << 
 89 -----------------------------                  << 
 90 - CMakeLists.txt : Added G4GEOM_ALLOC_EXPORT c << 
 91   add_definitions so all submodules pick it up << 
 92                                                << 
 93                                                << 
 94 May 18, 2007   Gabriele Cosmo               ge << 
 95 -----------------------------                  << 
 96 - Includes tags: geomdiv-V08-03-01, geomnav-V0 << 
 97                  geom-bool-V08-03-00, geom-csg << 
 98                  geom-specific-V08-03-01 and g << 
 99 - Use kAngTolerance and kRadTolerance from G4G << 
100 - Coworks with tag "global-V08-03-03".         << 
101                                                << 
102 May 11, 2007   Gabriele Cosmo               ge << 
103 -----------------------------                  << 
104 - Includes tags: geomvol-V08-03-00, geom-speci << 
105                  geomnav-V08-03-00, geommng-V0 << 
106                  geombias-V08-03-00, field-V08 << 
107 - Use call to G4GeometryTolerance instead of k << 
108 - Requires tag "global-V08-03-00" and related  << 
109                                                << 
110 Nov 09, 2005   Gabriele Cosmo               ge << 
111 -----------------------------                  << 
112 - Includes tags: geomsolids-V07-01-00, geomvol << 
113                  geomdiv-V07-01-01, field-V07- << 
114 - Implemented changes for support of CLHEP-2.0 << 
115 - Added fake default constructor for all concr << 
116   classes and relevant utility classes for han << 
117   persistency.                                 << 
118 - Implemented migration to <sstream> from depr << 
119                                                << 
120 Dec 10, 2004   Gabriele Cosmo               ge << 
121 -----------------------------                  << 
122 - Replaced M_PI with CLHEP's pi.               << 
123                                                << 
124 Dec 02, 2004   Gabriele Cosmo               ge << 
125 -----------------------------                  << 
126 - Implemented migration to <cmath> for standar << 
127 - Includes tags: field-V06-02-02, geomdiv-V06- << 
128   geomnav-V06-02-08, geomsolids-V06-02-01, geo << 
129                                                << 
130 Oct 13, 2004   Gabriele Cosmo               ge << 
131 -----------------------------                  << 
132 - Includes tags:                               << 
133   geommng-V06-02-03, geom-csg-V06-02-05, geom- << 
134   breps-V06-02-02, geom-specific-V06-02-02, ge << 
135                                                << 
136 Jun 11, 2004   Gabriele Cosmo               ge << 
137 -----------------------------                  << 
138 - Includes tag "geomnav-V06-01-01".            << 
139 - Use global flag G4GEOMETRY_ALLOC_EXPORT to e << 
140   Modified granular GNUmakefiles and rearrange << 
141   in classes in volumes module.                << 
142                                                << 
143 Jun 07, 2004   Gabriele Cosmo               ge << 
144 -----------------------------                  << 
145 - GNUmakefile: added definition of GLOBLIBS fo << 
146 - Includes tags in "geant4-06-02-cand-00" plus << 
147                                                << 
148 Nov 04, 2003   Gabriele Cosmo               ge << 
149 -----------------------------                  << 
150 - Includes headers review. Tags included:      << 
151   field-V05-02-01, geommng-V05-02-03, geomnav- << 
152   geom-csg-V05-02-04, geom-specific-V05-02-04, << 
153                                                << 
154 Sep 30, 2003   Gabriele Cosmo               ge << 
155 -----------------------------                  << 
156 - Logical reorganisation and restructure of mo << 
157   o Added new module "navigation" for navigati << 
158   o Removed module "verification" and merged c << 
159   o Archived solids/STEP and solids/STEPinterf << 
160   o Modified GNUmakefiles in the various modul << 
161 - Includes tags: geomvol-V05-02-01, geommng-V0 << 
162                  geombias-V05-02-02, geomnav-V << 
163                                                    19 
164 Dec 04, 2002   Makoto Asai                  ge     20 Dec 04, 2002   Makoto Asai                  geometry-V04-01-00
165 --------------------------                         21 --------------------------
166 - Migration to new G4ApplicationState              22 - Migration to new G4ApplicationState
167                                                    23 
168 Apr 19, 2002   Gabriele Cosmo               ge     24 Apr 19, 2002   Gabriele Cosmo               geometry-V04-00-03
169 -----------------------------                      25 -----------------------------
170 - Groups the following tags (see related Histo     26 - Groups the following tags (see related History files for details):
171   geom-bool-V04-00-04, geom-csg-V04-00-03, geo     27   geom-bool-V04-00-04, geom-csg-V04-00-03, geommng-V04-00-03,
172   geomvol-V04-00-06, geomver-V04-00-00, breps-     28   geomvol-V04-00-06, geomver-V04-00-00, breps-V04-00-05.
173                                                    29 
174 Apr 10, 2002   Gabriele Cosmo               ge     30 Apr 10, 2002   Gabriele Cosmo               geometry-V04-00-02
175 -----------------------------                      31 -----------------------------
176 - Fixed compilation problems for porting on su     32 - Fixed compilation problems for porting on supported and non-ISO platforms
177   on 'biasing' module. Includes "geomvol-V04-0     33   on 'biasing' module. Includes "geomvol-V04-00-05" and "geombias-V04-00-03"
178   on top of previous global geometry tag.          34   on top of previous global geometry tag.
179                                                    35 
180 Mar 25, 2002   Gabriele Cosmo               ge     36 Mar 25, 2002   Gabriele Cosmo               geometry-V04-00-01
181 -----------------------------                      37 -----------------------------
182 - Added 'biasing' module. Updated global GNUma     38 - Added 'biasing' module. Updated global GNUmakefile.
183 - Includes "biasing" module on top of 'geant4-     39 - Includes "biasing" module on top of 'geant4-04-00-ref-03'.
184                                                    40 
185 Jan 11, 2002   Gabriele Cosmo               ge     41 Jan 11, 2002   Gabriele Cosmo               geometry-V04-00-00
186 -----------------------------                      42 -----------------------------
187 - Updated unit tests and benchmarks.               43 - Updated unit tests and benchmarks.
188 - This tag includes also the following tags on     44 - This tag includes also the following tags on top of "geant4-04-00-ref-00":
189   geomvol-V04-00-01, geommng-V04-00-00, geom-s     45   geomvol-V04-00-01, geommng-V04-00-00, geom-solids-csg-V04-00-00,
190   field-V04-00-00, geom-solid-bool-V04-00-00,      46   field-V04-00-00, geom-solid-bool-V04-00-00, geom-solids-specific-V04-00-00.
191   See related History files for details.           47   See related History files for details.
192                                                    48 
193 Oct 22, 2001   Gabriele Cosmo               ge     49 Oct 22, 2001   Gabriele Cosmo               geometry-V03-02-01
194 -----------------------------                      50 -----------------------------
195 - Introduced new module "verification" for geo     51 - Introduced new module "verification" for geometry debugging.
196 - This tag includes the following tags on top      52 - This tag includes the following tags on top of "geant4-03-02-ref-05":
197   geomver-V03-02-00, field-V03-02-00, geomvol-     53   geomver-V03-02-00, field-V03-02-00, geomvol-V03-02-00,
198   geommng-V03-02-00, geom-solid-bool-V03-02-01     54   geommng-V03-02-00, geom-solid-bool-V03-02-01.
199   See related History files for details.           55   See related History files for details.
200                                                    56 
201 Jul 11, 2001   Gabriele Cosmo               ge     57 Jul 11, 2001   Gabriele Cosmo               geometry-V03-02-00
202 -----------------------------                      58 -----------------------------
203 - Includes same code contents as in "geant4-03     59 - Includes same code contents as in "geant4-03-02-ref-00" except that
204   CVS file revision is now synchronized with H     60   CVS file revision is now synchronized with HEAD, after the update for
205   the disclaimer of warranty.                      61   the disclaimer of warranty.
206 - Includes tag "breps-V03-02-00".                  62 - Includes tag "breps-V03-02-00".
207                                                    63 
208 Apr 20, 2001   Gabriele Cosmo               ge     64 Apr 20, 2001   Gabriele Cosmo               geometry-V03-01-00
209 -----------------------------                      65 -----------------------------
210 - Includes all geometry coworking tags after t     66 - Includes all geometry coworking tags after the migration to STL vector:
211   field-V03-00-05, geommng-V03-01-00, geomsoli     67   field-V03-00-05, geommng-V03-01-00, geomsolids-V03-01-00 and
212   geomvol-V03-01-01.                               68   geomvol-V03-01-01.
213                                                    69 
214 Nov 20, 2000   Gabriele Cosmo               ge     70 Nov 20, 2000   Gabriele Cosmo               geometry-V02-00-00
215 -----------------------------                      71 -----------------------------
216 - QA code cleanup from Code-Wizard and warning     72 - QA code cleanup from Code-Wizard and warnings issued by
217   "-Wall -ansi -pedantic" g++ compiler options     73   "-Wall -ansi -pedantic" g++ compiler options. Includes tags:
218   geom-solids-csg-V02-00-11, breps-V02-00-03,      74   geom-solids-csg-V02-00-11, breps-V02-00-03, geom-solid-bool-V02-00-02,
219   STEP-V02-00-00, stepinterface-V02-00-02, geo     75   STEP-V02-00-00, stepinterface-V02-00-02, geom-solids-specific-V02-00-04,
220   field-V02-00-02, geommng-V02-00-04, geomvol-     76   field-V02-00-02, geommng-V02-00-04, geomvol-V02-00-01.
221                                                    77 
222 May 12, 2000   Gabriele Cosmo               ge     78 May 12, 2000   Gabriele Cosmo               geometry-V01-01-03
223 -----------------------------                      79 -----------------------------
224 - magneticfield (field-V01-01-03):                 80 - magneticfield (field-V01-01-03):
225   o fixes to G4MagErrorStepper (check on chord     81   o fixes to G4MagErrorStepper (check on chord endpoint),
226     G4RKG3_Stepper (deleted error message from     82     G4RKG3_Stepper (deleted error message from StepNoErr),
227     G4MagIntegratorDriver (modified debug info     83     G4MagIntegratorDriver (modified debug information).
228   o minor fix to dummy implementation of assig     84   o minor fix to dummy implementation of assignment operator
229     in G4MagneticField.hh.                         85     in G4MagneticField.hh.
230   o modified method for finding new trial step     86   o modified method for finding new trial step in G4ChordFinder.
231 - volumes (geomvol-V01-01-00):                     87 - volumes (geomvol-V01-01-00):
232   o introduced kCarTolerance for check over ta     88   o introduced kCarTolerance for check over taken step length and
233     TruePathLength in G4PropagatorInField::Com     89     TruePathLength in G4PropagatorInField::ComputeStep().
234 - solids/CSG (geom-solids-csg-V01-01-02):          90 - solids/CSG (geom-solids-csg-V01-01-02):
235   o fixes in DistanceToIn(p,v) for G4Box and G     91   o fixes in DistanceToIn(p,v) for G4Box and G4Trd to return 0 distance
236     in case computed value is less than 0.5*kC     92     in case computed value is less than 0.5*kCarTolerance.
237                                                    93 
238 Apr 27, 2000   Gabriele Cosmo               ge     94 Apr 27, 2000   Gabriele Cosmo               geometry-V01-01-02
239 -----------------------------                      95 -----------------------------
240 - management, solids/Boolean, magneticfield, v     96 - management, solids/Boolean, magneticfield, volumes:
241   o reorganised comments for the Software Refe     97   o reorganised comments for the Software Reference Manual
242 - solids/specific:                                 98 - solids/specific:
243   o minor fixes and removed dependency over so     99   o minor fixes and removed dependency over solids/CSG module.
244 - solids/test                                     100 - solids/test
245   o updated SBT test suite.                       101   o updated SBT test suite.
246                                                   102 
247 Apr 11, 2000   John Allison                 ge    103 Apr 11, 2000   John Allison                 geometry-V01-01-01
248 ---------------------------                       104 ---------------------------
249 - management:                                     105 - management:
250   o made virtual G4VisExtent G4VSolid::GetExte    106   o made virtual G4VisExtent G4VSolid::GetExtent() non-pure and
251     implemented a default in terms of Calculat    107     implemented a default in terms of CalculateExtent.
252 - solids:                                         108 - solids:
253   o removed implementations of GetExtent in mo    109   o removed implementations of GetExtent in most sub-classes of G4VSolid.
254   o all implementations of DescribeYourselfTo     110   o all implementations of DescribeYourselfTo (G4VGraphicsScene& scene) const
255     now correctly written: scene.AddThis(*this    111     now correctly written: scene.AddThis(*this).
256 - solids/Boolean:                                 112 - solids/Boolean:
257   o CreatePolyhedron implemented for BooleanSo    113   o CreatePolyhedron implemented for BooleanSolids.
258   o G4DisplacedSolid: reversed implementation     114   o G4DisplacedSolid: reversed implementation of GetFrameRotation and
259     GetObjectRotation, removing inappropriate     115     GetObjectRotation, removing inappropriate invertion.
260   o G4DisplacedSolid::GetConstituentMovedSolid    116   o G4DisplacedSolid::GetConstituentMovedSolid() made const.
261                                                   117 
262 Apr 05, 2000  Gabriele Cosmo                ge    118 Apr 05, 2000  Gabriele Cosmo                geometry-V01-01-00
263 ----------------------------                      119 ----------------------------
264 - This tag includes the following sub-category    120 - This tag includes the following sub-category tags since geometry-V01-00-00a
265   (all of them collected by geomsolids-V01-01-    121   (all of them collected by geomsolids-V01-01-00):
266   o geom-solids-csg-V01-01-01                     122   o geom-solids-csg-V01-01-01
267     + fixes to G4PolyhedraSide.cc, G4Tubs.cc (    123     + fixes to G4PolyhedraSide.cc, G4Tubs.cc (see related History file)
268     + added diagnostics to G4Cons, G4Sphere an    124     + added diagnostics to G4Cons, G4Sphere and G4Torus in function
269       DistanceToOut()                             125       DistanceToOut()
270     + general directory restructuring: moved n    126     + general directory restructuring: moved non 'CSG' shapes to new directory
271       'specific'                                  127       'specific'
272   o breps-V01-00-02                               128   o breps-V01-00-02
273     + implemented decoupling from NIST STEP Re    129     + implemented decoupling from NIST STEP Reader
274     + several fixes for porting and memory lea    130     + several fixes for porting and memory leaks (see related History file)
275   o STEP-V01-00-01                                131   o STEP-V01-00-01
276     + upgrade to NIST SCL 3.2                     132     + upgrade to NIST SCL 3.2
277     + porting and ISO-ANSI C++ fixes              133     + porting and ISO-ANSI C++ fixes
278   o stepinterface-V01-00-01                       134   o stepinterface-V01-00-01
279     + upgrade to support the new NIST STEP Rea    135     + upgrade to support the new NIST STEP Reader
280     + improved overall diagnostics                136     + improved overall diagnostics
281     + several fixes for memory leaks and check    137     + several fixes for memory leaks and check of NULL pointers (see History)
282   o geom-solids-specific-V01-01-00                138   o geom-solids-specific-V01-01-00
283     + new directory containing the implementat    139     + new directory containing the implementation of specific solids,
284       several classes moved from solids/CSG       140       several classes moved from solids/CSG
285     + new specific solid G4EllipticalTube, imp    141     + new specific solid G4EllipticalTube, implementing a tube with
286       elliptical cross section (geant3 solid '    142       elliptical cross section (geant3 solid 'ELTU')
287 - Generic tests "SBT" and "Fred" have been mov    143 - Generic tests "SBT" and "Fred" have been moved from solids/CSG/test to
288   solids/test (new directory).                    144   solids/test (new directory).
289 - Organised class description comments for the    145 - Organised class description comments for the Software Reference Manual in
290   CSG and specific headers. Added CVS headers     146   CSG and specific headers. Added CVS headers to files in specific.
291                                                   147 
292 Feb 29, 2000  Gabriele Cosmo                ge    148 Feb 29, 2000  Gabriele Cosmo                geometry-V01-00-00a
293 ----------------------------                      149 ----------------------------
294 - Minor fixes to unit tests (CSG) to make them    150 - Minor fixes to unit tests (CSG) to make them up-to-date with recent
295   development versions.                           151   development versions.
296                                                   152 
297 Jan 19, 2000  Gabriele Cosmo                ge    153 Jan 19, 2000  Gabriele Cosmo                geometry-V01-00-00
298 ----------------------------                      154 ----------------------------
299 - Sycronized file versions with HEAD after ISO    155 - Sycronized file versions with HEAD after ISO-C++ migration.
300   Collecting subtags: field-V01-00-00, geomsol    156   Collecting subtags: field-V01-00-00, geomsolids-V01-00-00,
301                       geommng-V01-00-00 and ge    157                       geommng-V01-00-00 and geomvol-V01-00-00.
302 - Changes are now documented in the individual << 158 
                                                   >> 159 Changes are now documented in the individual sub-category History files.
                                                   >> 160 ------------------------------------------------------------------------
303                                                   161 
304 Nov  10,  99   John Apostolakis              g    162 Nov  10,  99   John Apostolakis              geometry-V00-01-01
305 -------------------------------                << 163 
306 - geomsolids-V00-01-03                         << 164    geomsolids-V00-01-03
307       which includes the following sub-tags:      165       which includes the following sub-tags:
308         geom-solids-csg-01-00-02-cand             166         geom-solids-csg-01-00-02-cand
309         geom-solid-bool-V00-01-03b                167         geom-solid-bool-V00-01-03b
310         breps-V00-01-00                           168         breps-V00-01-00
311         stepinterface-V00-01-00                   169         stepinterface-V00-01-00
312 - geomvol-01-01-01b                            << 
313 - geommng-V00-01-01                            << 
314 - field-V00-01-02                              << 
315                                                << 
316 ############################################## << 
317   Geant4 1.0  , 1st STL-based release.         << 
318 ############################################## << 
319                                                   170 
                                                   >> 171    geomvol-01-01-01b
                                                   >> 172 
                                                   >> 173    geommng-V00-01-01
                                                   >> 174 
                                                   >> 175    field-V00-01-02    
                                                   >> 176 
                                                   >> 177 ===============================================================================
                                                   >> 178   Geant4 1.0  , 1st STL-based release. 
                                                   >> 179 ===============================================================================
320 June  7,  99   John Apostolakis              g    180 June  7,  99   John Apostolakis              geometry-01-00-06
321 -------------------------------                << 181 
322 - Tagged.                                         182 - Tagged.
323                                                   183 
324 June  7,  99   D. C. Williams                     184 June  7,  99   D. C. Williams
325 -------------------------------                << 185  CSG Pcon/Pgon (and supporting classes) :  several changes
326 - CSG Pcon/Pgon (and supporting classes) :  se << 
327                                                   186 
328 June  4,  99   S. Giani                           187 June  4,  99   S. Giani
329 -------------------------------                << 188  G4Trap                 : CalculateExtent fix
330 - G4Trap                 : CalculateExtent fix << 189  G4SmartVoxelHeader.cc  : protection against inconsistent CalculateExtent
331 - G4SmartVoxelHeader.cc  : protection against  << 
332                                                   190 
333 May  21,  99   John Apostolakis              g    191 May  21,  99   John Apostolakis              geometry-01-00-05
334 -------------------------------                << 
335 - Tagged.                                         192 - Tagged.
336                                                   193 
337 May  20,  99   S.Giani, S.Magni                   194 May  20,  99   S.Giani, S.Magni
338 -------------------------------                << 195 
339 - Fixes in BREP  Line, & (PCone, FCylindrical/ << 196   Fixes in BREP  Line, & (PCone, FCylindrical/FConical surf) respectively
340 - For more details see solids/BREP/History     << 197   For more details see solids/BREP/History
341 - Also see changes mentioned in solids/CSG/His << 198 
                                                   >> 199   Also see changes mentioned in solids/CSG/History for CSG Pcon/Pgon
342                                                   200 
343 May  19,  99   Frank  Behner                      201 May  19,  99   Frank  Behner
344 -------------------------------                << 202   
345 - Volumes: Further minor fixes for STL.        << 203   Volumes: Further minor fixes for STL.
346                                                   204 
347 May  12,  99   John Apostolakis              g    205 May  12,  99   John Apostolakis              geometry-01-00-04
348 -------------------------------                << 206 
349 - Tagged.                                         207 - Tagged.
350                                                   208 
351 May  12,  99   Simone Giani                       209 May  12,  99   Simone Giani
352 -------------------------------                << 210   Fixes to G4BREPSolidPolyhedra and G4FPlane.
353 - Fixes to G4BREPSolidPolyhedra and G4FPlane.  << 
354                                                   211 
355 May  10,  99   Frank  Behner                      212 May  10,  99   Frank  Behner
356 -------------------------------                << 213   Changes in RW use for compatibility with RW/STL in
357 - Changes in RW use for compatibility with RW/ << 214         management/src/G4PhysicalVolumeStore.cc  
358         management/src/G4PhysicalVolumeStore.c << 
359         management/src/G4LogicalVolumeStore.cc    215         management/src/G4LogicalVolumeStore.cc
360   modifying  "delete first();" to "removeFirst << 216   modifying  "delete first();" to "removeFirst();"     
361                                                   217 
362 May   7,  98   John Apostolakis                   218 May   7,  98   John Apostolakis
363 -------------------------------                << 219 
364 - Changed G4Navigator to issue warning in the  << 220   Changed G4Navigator to issue warning in the case of small inaccuracies
365    & cause fatal exception only for large devi    221    & cause fatal exception only for large deviations.
366                                                   222 
367 May   3,  99   John Apostolakis              g    223 May   3,  99   John Apostolakis              geometry-01-00-03
368 -------------------------------                << 224 
369 - Minor fixes                                  << 225  Minor fixes 
370     In CSG solids:  Cons & Tubs  minor, and in << 226     In CSG solids:  Cons & Tubs  minor, and in PCon/PGon 
371     For STL migration: PV-vol-store, NavLevel     227     For STL migration: PV-vol-store, NavLevel   (Frank Boehner)
372                                                   228 
373 Apr  19,  99   John Apostolakis              g    229 Apr  19,  99   John Apostolakis              geometry-01-00-02
374 -------------------------------                << 230 
375 - Small fixes to solids: consistency fix for C << 231  Small fixes to solids: consistency fix for CalculateExtent & tolerance
376 - CodeWarrior fixes (some) to magneticfield    << 232 
                                                   >> 233  CodeWarrior fixes (some) to magneticfield
                                                   >> 234 
377                                                   235 
378 Apr  15,  99   John Allison                       236 Apr  15,  99   John Allison
379 -------------------------------                << 237 
380 - Added -I$(G4BASE)/intercoms/include to BREPS << 238    Added -I$(G4BASE)/intercoms/include to BREPS, Boolean abd CSG GNUmakefiles
381   in preparation for move of G4VGraphicsScene  << 239             in preparation for move of G4VGraphicsScene to intercoms.
382                                                   240 
383 Mar  19,  99   John Apostolakis              g    241 Mar  19,  99   John Apostolakis              geometry-01-00-01
384 -------------------------------                << 242 
385 - Category tag using:                          << 243  Category tag using:
386    solids:       [tag geomsolids-01-00-01]        244    solids:       [tag geomsolids-01-00-01]
387    volumes:      [tag geomsolids-01-00-01]        245    volumes:      [tag geomsolids-01-00-01]
388    management:   [tag geommng-01-00-02 ]          246    management:   [tag geommng-01-00-02 ]
389    magneticfield [tag field-01-00-03]             247    magneticfield [tag field-01-00-03]
390                                                   248 
391 Mar  19,  99   John Apostolakis                   249 Mar  19,  99   John Apostolakis
392 -------------------------------                << 250 
393 - Summary of significant changes in sub-catego << 251  Summary of significant changes in sub-categories/sub-directories
394   management:   [tag geommng-01-00-02 ]        << 252    management:   [tag geommng-01-00-02 ]
395       G4AffineTransform.icc InverseProduct fix << 253       G4AffineTransform.icc InverseProduct fix (used in Navigator). 
396                                                << 254 
397 Jan  15, 99    John Apostolakis                << 255    [....  Add information here .... ? ]
398 -------------------------------                << 256 
399 - Fixes in CSG solids (Cons by V.Grichine, CSG << 257 Jan  15,  99   John Apostolakis   
                                                   >> 258 
                                                   >> 259    Fixes in CSG solids (Cons by V.Grichine, CSG Pcone+Pgon by D.C.Williams)
400                                                   260 
401 Jan  15,  99   Simone Giani      ( rec by JA.     261 Jan  15,  99   Simone Giani      ( rec by JA. )
402 -------------------------------                << 262    Fixes in the creation of Smart Voxels: 
403 - Fixes in the creation of Smart Voxels:       << 263 
404 - Less memory intensive and much more performa << 264    Less memory intensive and much more performant at initialisation.
405   No worse, but a little faster at tracking ti << 265    No worse, but a little faster at tracking time.  (G4SmartVoxelHeader)
406                                                   266 
407 Jan  10,  99   John Apostolakis   ( geometry-0    267 Jan  10,  99   John Apostolakis   ( geometry-01-00-01 to be done)
408 -------------------------------     geometry a << 268                                     geometry as in geant4-00-patch2
409 - Fixes in BREPs (Pcone, Pgon, ...)  see solid << 269 
410   includes the subtags                         << 270    Fixes in BREPs (Pcone, Pgon, ...)  see solids/BREPS/History
411       stepinterface-01-00-01                   << 271    includes the subtags
                                                   >> 272 
                                                   >> 273       stepinterface-01-00-01      
412       step-01-00-01                               274       step-01-00-01
413                                                   275 
414 ############################################## << 276 ===============================================================================
415   Geant4.0.0  , 1st production release.        << 277   Geant4.0.0  , 1st production release. 
416 ############################################## << 278 ===============================================================================
417                                                   279 
418 Dec  11,  98   John Apostolakis   geometry-00-    280 Dec  11,  98   John Apostolakis   geometry-00-04-04
419 -------------------------------                << 281 
420 - Fixes in BREP Pcone, Pgon new csg versions o << 282    Fixes in BREP Pcone, Pgon
                                                   >> 283             new csg versions of above too.
                                                   >> 284 
421                                                   285 
422 Dec   9,  98   John Apostolakis   geometry-00-    286 Dec   9,  98   John Apostolakis   geometry-00-04-03
423 -------------------------------                << 287 
424 - Fixes for:                                   << 288    Fixes for 
                                                   >> 289 
425      - BrepPCone in constructor, FPlane, Cylin    290      - BrepPCone in constructor, FPlane, Cylindrical, Conical surfaces.
426                        Ellipse and others.        291                        Ellipse and others.
427                                                   292 
428      - Navigator for Replica Navigation (edges    293      - Navigator for Replica Navigation (edges).
429                                                   294 
430      - STEPinterface : several creators           295      - STEPinterface : several creators
431                                                   296 
                                                   >> 297 
432 Dec   1,  98   John Apostolakis   geometry-00-    298 Dec   1,  98   John Apostolakis   geometry-00-04-02
433 -------------------------------                << 299 
434 - New code in solids/CSG (other implementation << 300    New code in solids/CSG (other implementation of Pgon, Pcon - not exercised)
435                                                   301 
436 Dec   1,  98   John Apostolakis   geometry-00-    302 Dec   1,  98   John Apostolakis   geometry-00-04-02minus
437 -------------------------------                << 303    Fixes in Boolean/src             portability
438 - Fixes in Boolean/src             portability << 
439             BREPS/src               logical pr    304             BREPS/src               logical problems (bPcone, ConeSurf, Plane)
440 - Added History files in subdirectories.       << 305             
                                                   >> 306    Added History files in subdirectories.
                                                   >> 307 
441                                                   308 
442 Nov  27,  98   John Apostolakis   geometry-00-    309 Nov  27,  98   John Apostolakis   geometry-00-04-01
443 -------------------------------                << 310 
444 - Fixes in  Boolean/src             code: logi << 311    Fixes in Boolean/src             code: logical fixes
445             magneticfield/include   interface     312             magneticfield/include   interface problem
446                           src       printing i    313                           src       printing in propagator (debug)
447             Breps                   renamed me    314             Breps                   renamed methods (from compiler warnings)
448                                     + several     315                                     + several fixes: Fplane, BREPSolid, Cylinder
449             volumes/NormalNav       stores Cop    316             volumes/NormalNav       stores Copy No
450             management              no changes    317             management              no changes - but fixed versions (now head)
451                                                   318 
                                                   >> 319 =======
452 Nov  19,  98   John Apostolakis   geometry-00-    320 Nov  19,  98   John Apostolakis   geometry-00-03-10
453 -------------------------------                << 321 
454 - Fixes from Lionel in BREPS/STEP/STEPinterfac << 322  - Fixes from Lionel in BREPS/STEP/STEPinterface
455 - management/include/G4LogicalVolume.icc       << 323 
456   Deleted and readded same version to get CVS  << 324  - management/include/G4LogicalVolume.icc
                                                   >> 325     Deleted and readded same version to get CVS to see it on the head. 
                                                   >> 326 
457                                                   327 
458 Nov  19,  98   John Apostolakis   geometry-00-    328 Nov  19,  98   John Apostolakis   geometry-00-03-09
459 -------------------------------                << 329 
460 - Added field-00-03-03                         << 330  - Added field-00-03-03
461      (it fixes propagation and several stepper    331      (it fixes propagation and several steppers)
462                                                   332 
463 Nov  13,  98   John Apostolakis   geometry-00-    333 Nov  13,  98   John Apostolakis   geometry-00-03-08
464 -------------------------------                << 
465 - Tagged.                                      << 
466                                                   334 
                                                   >> 335  - Added  ???
                                                   >> 336 
                                                   >> 337 ----------------------------------------------------------------------
467 Nov  12,  98   John Apostolakis   geometry-00-    338 Nov  12,  98   John Apostolakis   geometry-00-03-07
468 -------------------------------                << 339 
469 - Tagged for the STT.                          << 340  - Tagged for the STT.
470 - solids-00-03-02:                             << 341 
                                                   >> 342  - solids-00-03-02:
471     i) New directory finally included:            343     i) New directory finally included:
472   solids/Boolean                               << 344   solids/Boolean  
473        As in geometry-00-03-03 with minor chan    345        As in geometry-00-03-03 with minor change/fix.
474                                                   346 
475    ii) Fix in solids/CSG/src/G4Sphere.cc (V. G    347    ii) Fix in solids/CSG/src/G4Sphere.cc (V. Grichine).
476 - field-00-03-02                               << 348 
                                                   >> 349  - field-00-03-02
477      Many changes in Magnetic field to accomod    350      Many changes in Magnetic field to accomodate Electric Field.
478 - Still does not contain the fixes in geometry << 351 
479   following directories:                       << 352   Still does not contain the fixes in geometry-00-03-03 (and later) in the 
480      BREPS,                                    << 353    following directories: 
481      STEP,                                     << 354      BREPS, 
                                                   >> 355      STEP, 
482      STEPinterface                                356      STEPinterface
                                                   >> 357 ----------------------------------------------------------------------------
483                                                   358 
484 Nov   9,  98   John Apostolakis   geometry-00-    359 Nov   9,  98   John Apostolakis   geometry-00-03-06
485 -------------------------------                << 360 
486 - Tagged for the STT.                          << 361  - Tagged for the STT.
                                                   >> 362 
487   Includes reorganisation of volumes              363   Includes reorganisation of volumes
488   Still does not contain the fixes in geometry << 364 
489    following directories:                      << 365   Still does not contain the fixes in geometry-00-03-03 (and later) in the 
                                                   >> 366    following directories: 
490        BREPS, STEP, STEPinterface,                367        BREPS, STEP, STEPinterface,
491        >all< of solids/Boolean                    368        >all< of solids/Boolean
492                                                   369 
493 Oct  30,  98   John Apostolakis   geometry-00- << 370 ----------------------------------------------------------------------
494 -------------------------------                << 371 
495 - New Boolean directory.                       << 372 Oct  30,  98   John Apostolakis   geometry-00-03-03 -- NOT TESTED --
496 - Many fixes in BREPS:                         << 373 
                                                   >> 374   New Boolean directory.
                                                   >> 375 
                                                   >> 376   Many fixes in BREPS:
497      Deleted StepCopyData from all classes.       377      Deleted StepCopyData from all classes.
498      Replaced G4Point, Point3d and Point2d wit    378      Replaced G4Point, Point3d and Point2d with G4Point3D
499      Fixes to BREPSolid for BoundingBoxes         379      Fixes to BREPSolid for BoundingBoxes
500                                                   380 
                                                   >> 381 ----------------------------------------------------------------------
                                                   >> 382 
501 Sept 23rd, 98  John Apostolakis                   383 Sept 23rd, 98  John Apostolakis
502 -------------------------------                << 384 
503 - G4Box: changed DistanceToIn to fix new probl << 385   G4Box:  Changed DistanceToIn to fix new problem. 
504 - G4ParameterisedNavigation                    << 386 
505 - G4VoxelNavigation: fixed VoxelSafety computa << 387   G4ParameterisedNavigation
506   middle voxel of a set of equivalent (lowest- << 388   G4VoxelNavigation
                                                   >> 389           Fixed VoxelSafety computation for the case of the middle voxel of
                                                   >> 390        a set of equivalent (lowest-level) voxels.
507                                                   391 
508 Sept 17th, 98  John Apostolakis    geometry-00    392 Sept 17th, 98  John Apostolakis    geometry-00-03-01
509 -------------------------------                << 393 
510 - Tag created.                                 << 394  Tag created.
511                                                   395 
512 Sept 15th, 98  John Apostolakis                   396 Sept 15th, 98  John Apostolakis
513 -------------------------------                << 397 
514 - In G4ParameterisedNavigation                 << 398  In G4ParameterisedNavigation
                                                   >> 399 
515    i) Corrected ComputeSafety(...) which calle    400    i) Corrected ComputeSafety(...) which called ComputeVoxelSafety without
516      setting the fVoxelNode & fVoxelNodeNo to     401      setting the fVoxelNode & fVoxelNodeNo to the ones at localpoint.
                                                   >> 402 
517      [ This produced incorrect safeties in som    403      [ This produced incorrect safeties in some cases & resulted in an
518       assertion failure in testT08 because of     404       assertion failure in testT08 because of an unexpected change of volume. ]
                                                   >> 405 
519   ii) ComputeStep: Fixed assertion check of bl    406   ii) ComputeStep: Fixed assertion check of blocked replica number.
520                                                   407 
                                                   >> 408 
521 Aug  24th, 98  John Apostolakis  geometry-00-0    409 Aug  24th, 98  John Apostolakis  geometry-00-02-01
522 -------------------------------                << 410 
523 - Tagged.                                      << 411   Tagged.
524   Small fixes in BREPS, to allow compilation o    412   Small fixes in BREPS, to allow compilation on different platforms.
525                                                   413 
526 ############################################## << 414 
                                                   >> 415 ==============================================================================
527 beta01 release                                    416 beta01 release
528 ############################################## << 417 ==============================================================================
                                                   >> 418 July 31st, 98  Peter Urban 
529                                                   419 
530 July 31st, 98  Peter Urban                     << 420   Several fixes for BREPS.
531 -------------------------------                << 
532 - Several fixes for BREPS.                     << 
533                                                   421 
534                                                   422 
535 July 29th, 98  John Apostolakis  (with Stefano    423 July 29th, 98  John Apostolakis  (with Stefano Magni)
536 -------------------------------                << 424 
537 - G4BREPSolidPCone.cc : Cylindrical sections w << 425  G4BREPSolidPCone.cc : Cylindrical sections were incorrectly placed.
538 - G4ConicalSurface.cc                          << 426 
539   G4CylindricalSurface.cc:                     << 427  G4ConicalSurface.cc 
                                                   >> 428  G4CylindricalSurface.cc: 
                                                   >> 429 
540     The Inside functions are modified to try t    430     The Inside functions are modified to try to use the Geant-4 tolerance.
541      --> must be checked further                  431      --> must be checked further
542        [ The method is used by Intersect of re    432        [ The method is used by Intersect of respective surfaces in a
543          complicated manner. ]                    433          complicated manner. ]
544 - G4FConicalSurface.cc                         << 434 
                                                   >> 435  G4FConicalSurface.cc
545    - Fix to Bounding Box, which was incorrectl    436    - Fix to Bounding Box, which was incorrectly centered/placed.
546    - Fix to Intersect, to insure that only int << 437    - Fix to Intersect, to insure that only intersection in Finite extent of 
547       Surface are found.                          438       Surface are found.
548                                                   439 
549 July 28th, 98  John Apostolakis                << 440 
550 -------------------------------                << 441 July 28th, 98  John Apostolakis  
551 - In the Navigator location, the blocked Volum << 442 
552   navigator descended several levels in the tr << 443    In the Navigator location, the blocked Volume was not cleared when the
553   in another part of the tree to be wrongly bl << 444 navigator descended several levels in the tree. This would allows the same in another part of the tree to be wrongly blocked.
554 - In G4ParameterisedNavigation, the identity o << 445 
555   was not checked! You would block replica num << 446    In G4ParameterisedNavigation, the identity of the blocked Physical Volume
556   volume although you exited replica number 3  << 447 was not checked! You would block replica number 3 of your parameterised volume
557 - The above problems combined to allow Blockin << 448 although you exited replica number 3 of another volume!
558   replicaNo = -1, which caused Linux/G++ & HP  << 449 
559   Modified Files:                              << 450  The above problems combined to allow BlockingList to be
                                                   >> 451 called with replicaNo = -1, which caused Linux/G++ & HP to dump core
                                                   >> 452 on program exit.
                                                   >> 453 
                                                   >> 454  Modified Files:
560     G4Navigator.cc                                455     G4Navigator.cc
561     G4ParameterisedNavigation.cc                  456     G4ParameterisedNavigation.cc
562 - An assignment used to be an equality check b << 
563   (Probably it was ok because it is redundant) << 
564   Modified Files:                              << 
565     G4VoxelNavigation.cc                       << 
566                                                   457 
                                                   >> 458  An assignment used to be an equality check by mistake. (Probably it was ok
                                                   >> 459 because it is redundant)
                                                   >> 460 
                                                   >> 461  Modified Files:
                                                   >> 462   G4VoxelNavigation.cc
                                                   >> 463 
                                                   >> 464 
                                                   >> 465 July 23rd, 98  John Apostolakis
                                                   >> 466 
                                                   >> 467 
                                                   >> 468   
567 June 26th, 98  John Apostolakis  geometry-00-0    469 June 26th, 98  John Apostolakis  geometry-00-06-05
568 -------------------------------                << 470 
569 - 1)  Modified check in ComputeStep that pseud << 471   1)  Modified check in ComputeStep that pseudo-relocation is within safety:
570      i) no check is made is the move is within    472      i) no check is made is the move is within tolerance as it makes no sense
571          - on a boundary it would cause a volu    473          - on a boundary it would cause a volume change (where there was none.)
572     ii) the Navigator now stores the last safe << 474     ii) the Navigator now stores the last safety it calculated (origin, value) 
573          and uses it for the calculation of th    475          and uses it for the calculation of this check.
574         This eliminates problems with this che    476         This eliminates problems with this check, that produced assertion
575    failure in many example codes.                 477    failure in many example codes.
576 - 2) NavigationHistory equality operator modif << 478 
577 - 3) G4Box     Problem in DistanceToIn reporti << 479   2) NavigationHistory equality operator modified for efficiency (with P.Urban)
                                                   >> 480 
                                                   >> 481   3) G4Box     Problem in DistanceToIn reporting intersection where there was
578                none has been given a more comp    482                none has been given a more complete solution (V.Grichine)
579      G4Sphere  Exception problem fixed.  (V.Gr    483      G4Sphere  Exception problem fixed.  (V.Grichine)
580                                                   484 
                                                   >> 485 
581 June 20th, 98  John Apostolakis  geometry-00-0    486 June 20th, 98  John Apostolakis  geometry-00-06-04
582 -------------------------------                << 487 
583 - 1) I have added a check that any pseudo-relo << 488   1) I have added a check that any pseudo-relocation made between a
584      call to Locate (the true Relocation) and  << 489  call to Locate (the true Relocation) and the next call to ComputeStep
585      (eg in a PostStepDoIt) is truly within sa << 490  (eg in a PostStepDoIt) is truly within safety.
586 - 2) The Navigator's ComputeStep method now al << 491 
587      does not limit the step                   << 492   2) The Navigator's ComputeStep method now always returns infinity, when it
588 - 3) G4Tubs.cc: Fixed surface normal (in R) wh << 493    does not limit the step
589                                                << 494 
590 June 18th, 98  John Apostolakis                << 495   3) G4Tubs.cc: Fixed surface normal (in R) which was not a unit vector.
591 -------------------------------                << 496 
592 - In the Navigator:                            << 497 
                                                   >> 498 June 18th, 98  John Apostolakis  
                                                   >> 499   
                                                   >> 500  In the Navigator:
593     1) Fix to allow lateral displacement (with    501     1) Fix to allow lateral displacement (within safety) in PostStepDoIts
594        without messaging the Navigator.        << 502    without messaging the Navigator.  
595     2) A first implementation of LocateGlobalP    503     2) A first implementation of LocateGlobalPointWithinVolume
596 - A fix in NormalNavigation's Compute Step, to << 504 
597   to be tagged as entered.  (Ie, if the step i << 505  A fix in NormalNavigation's Compute Step, to allow volumes that are "touched"
598   the surface of a volume, the navigator can s << 506    to be tagged as entered.  (Ie, if the step is just long enough to arrive at
                                                   >> 507    the surface of a volume, the navigator can still enter it quickly.)
                                                   >> 508 
599                                                   509 
600 June 12th, 98   John Apostolakis (geometry-00-    510 June 12th, 98   John Apostolakis (geometry-00-06-03)
601 -------------------------------                << 511 
602 - Candidate fix to BREP PCone, constructing Co << 512  Candidate fix to BREP PCone, constructing Conical Surfaces using different
603   starting point.                              << 513   starting point. 
604 - Fix to ReplicaNavigation to temporarily patc << 514 
                                                   >> 515  Fix to ReplicaNavigation to temporarily patch "assertion" problem.
                                                   >> 516 
605                                                   517 
606 June 10th, 98  John Apostolakis  (geometry-00-    518 June 10th, 98  John Apostolakis  (geometry-00-06-02)
607 -------------------------------                << 519 
608 - Added a new CSG Solid (G4Hype), a Hyperboloi << 520  Added a new CSG Solid (G4Hype), a Hyperboloid by rotation        
609 - Bug fix to G4Box::DistanceToIn (which report << 521 
610                                   was none).   << 522  Bug fix to G4Box::DistanceToIn (which reported intersection where there 
611 - Bug fix to G4FConicalSurface and G4ConicalSu << 523                                  was none). 
612   Correction to  to DistanceToOut of BREPSolid << 524  Bug fix to G4FConicalSurface and G4ConicalSurface to fix G4BREPSolidPCone.
613   convexity assumptions of Navigator           << 525  Correction to  to DistanceToOut of BREPSolid to ensure compatibility with
                                                   >> 526    convexity assumptions of Navigator
                                                   >> 527 
614                                                   528 
615 June  8th, 98  John Apostolakis  (geometry-00-    529 June  8th, 98  John Apostolakis  (geometry-00-06-01)
616 -------------------------------                << 530 
617 - Created a tag for BREPS at the last point be << 531  Created a tag for BREPS at the last point before merge with Peter's Developments.
618   Developments.                                << 532 
619   Modified                                     << 533  Modified
620     G4Navigator       and                         534     G4Navigator       and
621     G4NormalNavigation   G4ParameterisedNaviga    535     G4NormalNavigation   G4ParameterisedNavigation
622     G4ReplicaNavigation  G4VoxelNavigation        536     G4ReplicaNavigation  G4VoxelNavigation
                                                   >> 537 
623   to add ComputeSafety methods. These make a q    538   to add ComputeSafety methods. These make a quick estimation of the
624   safety and can/should be called for the fina << 539  safety and can/should be called for the final point of a step only.
                                                   >> 540 
625                                                   541 
626 June  3rd, 98  John Apostolakis                   542 June  3rd, 98  John Apostolakis
627 -------------------------------                << 543 
628 - G4Navigator:                                 << 544  G4Navigator:
629   Added a new new method LocateGlobalPointWith << 545 
                                                   >> 546     Added a new new method LocateGlobalPointWithinVolume that serves to notify
630   the Navigator that a track has moved to the     547   the Navigator that a track has moved to the new Global point 'position'.
631   This point must be known to be within the cu    548   This point must be known to be within the current volume, probably because it
632   is withing safety.                              549   is withing safety.
633                                                   550 
634 May   11th, 98  John Apostolakis                  551 May   11th, 98  John Apostolakis
635 -------------------------------                << 552 
636 - G4PVPlacement:                               << 553   G4PVPlacement:
637   - Implemented additional (4th) constructor t << 554     - Implemented additional (4th) constructor that takes a pointer to a 
638     logical mother volume and a G4Transform3D  << 555        logical mother volume and a G4Transform3D with the solid's rotation.
639   - Also added a data member to store whether  << 556     - Also added a data member to store whether a RotationMatrix was created.
640     This allows us to avoid a small memory lea << 557        This allows us to avoid a small memory leak in use of 2 constructors.
641                                                   558 
642 May    8th, 98  John Apostolakis                  559 May    8th, 98  John Apostolakis
643 -------------------------------                << 
644 - History files created in magneticfield direc << 
645   It will be used exclusively for the maintena << 
646   this category. Only what impacts its interac << 
647   (G4PropagatorInField) will be mentioned here << 
648                                                   560 
649 - History file  has existed in solids/BREPS fo << 561 -  History files created in magneticfield directory for this category.
650   changes in that sub-category.                << 562     It will be used exclusively for the maintenance of information in
                                                   >> 563     this category. Only what impacts its interaction with the geometry
                                                   >> 564     (G4PropagatorInField) will be mentioned here.
                                                   >> 565 
                                                   >> 566 -  History file  has existed in solids/BREPS for slightly more detailed
                                                   >> 567     changes in that sub-category.
                                                   >> 568 
651                                                   569 
652 April 29th, 98  John Apostolakis  (geometry-00    570 April 29th, 98  John Apostolakis  (geometry-00-05-05)
653 -------------------------------                << 571 
654 - A significant logical error in G4VoxelNaviga << 572 -  A significant logical error in G4VoxelNavigation::LocateNextVoxel was 
655   corrected: the search for the next voxel cou    573   corrected: the search for the next voxel could ignore voxels at lower levels
656 - Small changes for DEC in GNUmakefile in BREP << 574 
                                                   >> 575 -  Small changes for DEC in GNUmakefile in BREPS & STEP
657    * Removed -cfront option from GNUmakefile f    576    * Removed -cfront option from GNUmakefile for DEC. -cfront
658       overrides ANSI standard rules in cxx-6.0    577       overrides ANSI standard rules in cxx-6.0.
659    * Cleaned up trivial warnings on DEC (Extra    578    * Cleaned up trivial warnings on DEC (Extraneous semicolons).
660                                                   579 
                                                   >> 580 
661 April 27th, 98  John Apostolakis  (geometry-00    581 April 27th, 98  John Apostolakis  (geometry-00-05-04)
662 -------------------------------                << 582 
663 - Tagged                                          583 - Tagged
664                                                   584 
665 April 24th, 98  Jari Sulkimo       ( recorded     585 April 24th, 98  Jari Sulkimo       ( recorded by John Apostolakis here)
666 -------------------------------                << 
667 - Fixes in BREPs (see solids/BREP/History for     586 - Fixes in BREPs (see solids/BREP/History for details, by author)
668    * fixed scope bugs in for loops                587    * fixed scope bugs in for loops
669    * bug fixes to G4Assembly.cc for STEP file  << 588    * bug fixes to G4Assembly.cc for STEP file interaction & placed solids 
670      creation.                                 << 589      creation. 
671                                                   590 
672 April 23rd, 98  John Apostolakis  (geometry-00    591 April 23rd, 98  John Apostolakis  (geometry-00-05-03)
673 -------------------------------                << 592 
674 - Bug fixes to BREP code for Assembly level of    593 - Bug fixes to BREP code for Assembly level of STEP files
675   (introduced in alpha05)                      << 594  (introduced in alpha05)
                                                   >> 595 
676 - Renamed file G4Point3d.hh to G4Point3d.h (be    596 - Renamed file G4Point3d.hh to G4Point3d.h (because of problems
677   on Windows NT in name clash with G4Point3D.h    597   on Windows NT in name clash with G4Point3D.hh).
678                                                   598 
                                                   >> 599 
679 April 22nd, 98  John Apostolakis  (geom-05-02)    600 April 22nd, 98  John Apostolakis  (geom-05-02)
680 -------------------------------                << 
681 - Tagged.                                         601 - Tagged.
682                                                   602 
683 April 21st, 98  John Apostolakis  (geometry-00    603 April 21st, 98  John Apostolakis  (geometry-00-05-01)
684 -------------------------------                << 
685 - Added SetAllParameters methods to G4Torus an    604 - Added SetAllParameters methods to G4Torus and G4Para.
686 - All CSG solids now inherit from the new abst << 605 - All CSG solids now inherit from the new abstract class G4CSGSolid, instead 
687   of directly from G4VSolid.                   << 606 of directly from G4VSolid.
688 - "const G4double" arguments have been changed    607 - "const G4double" arguments have been changed to "G4double" for CSG methods.
689                                                   608 
690 April 21st, 98  John Allison                      609 April 21st, 98  John Allison
691 -------------------------------                << 
692 - Slightly relaxed tolerance in G4Trap (for g3    610 - Slightly relaxed tolerance in G4Trap (for g3tog4).
693 - Corrected G4BREPSolidPolyhedra.cc for graphi    611 - Corrected G4BREPSolidPolyhedra.cc for graphics_reps/G4Polyhedron.
694 - Added void G4Trd::SetAllParameters.             612 - Added void G4Trd::SetAllParameters.
695 - Also relaxed check in G4Trd::CheckAndSetAllP    613 - Also relaxed check in G4Trd::CheckAndSetAllParameters (pdx1>=0, etc.)
696                                                   614 
697 April 2, 98 G.Barrand                             615 April 2, 98 G.Barrand
698 -------------------------------                << 
699 - STEP/dirobj.cc : #ifdef WIN32, do not compil    616 - STEP/dirobj.cc : #ifdef WIN32, do not compile opendir and closedir.
700                                                   617 
701 March 24, 98 G.Barrand                            618 March 24, 98 G.Barrand
702 -------------------------------                << 
703 - GNUmakefile : MAKESHLIB changed in G4MAKESHL    619 - GNUmakefile : MAKESHLIB changed in G4MAKESHLIB
704                                                   620 
705 March 13, 98   G.Cosmo (on behalf of S.Giani)     621 March 13, 98   G.Cosmo (on behalf of S.Giani) - (geometry-00-04-05)
706 -------------------------------                << 622 
707 - Added G4VPVParameterisation.cc including def    623 - Added G4VPVParameterisation.cc including default implementations
708   of ComputeSolid() and ComputeMaterial() miss    624   of ComputeSolid() and ComputeMaterial() missing previously (J.Apostolakis).
709 - Included fixes for aCC compiler in BREPS and << 625 - Included fixes for aCC compiler in BREPS and STEP (J.Sulkimo, G.Cosmo). 
                                                   >> 626 
710                                                   627 
711 March  9, 98  J. Apostolakis - (geometry-00-04    628 March  9, 98  J. Apostolakis - (geometry-00-04-04)
712 -------------------------------                << 629 
713 - Small fix to G4BREPSolid.cc which was causin    630 - Small fix to G4BREPSolid.cc which was causing problems on HP-UX.
714   (Deleted use of floating point modulo for in    631   (Deleted use of floating point modulo for integers, with Jari S.)
715 - G4Sphere:    further small corrections.      << 632 
                                                   >> 633 - G4Sphere:    further small corrections. 
                                                   >> 634 
716                                                   635 
717 March     5, 98    J. Apostolakis - (geometry-    636 March     5, 98    J. Apostolakis - (geometry-00-04-03)
718 -------------------------------                << 637 
719 - Parameterised Volume can now VARY the TYPE o    638 - Parameterised Volume can now VARY the TYPE of SOLID and/or Material
720   by copy number.  PVParameterisation classes  << 639    by copy number.  PVParameterisation classes can now compute these.
721   The Navigator has been modified to compute s << 640    The Navigator has been modified to compute solid and material, and
722   to set them in the associated logical volume << 641    to set them in the associated logical volume
                                                   >> 642 
723 - Now able to process an extra level of STEP f    643 - Now able to process an extra level of STEP files, using new code in
724   BREPs  (Jari Sulkimo).                       << 644     BREPs  (Jari Sulkimo). 
725 - Further cleanup of code in BREP category  (P << 645 
                                                   >> 646 - Further cleanup of code in BREP category  (Peter Urban). 
                                                   >> 647 
726 - Small modification in solids/STEP/GNUmakefil    648 - Small modification in solids/STEP/GNUmakefile for Win/NT port (S. Sadilov).
727                                                   649 
                                                   >> 650 
728 March     4, 98    J. Apostolakis - (geometry-    651 March     4, 98    J. Apostolakis - (geometry-00-04-02)
729 -------------------------------                << 652 
730 - G4Sphere: corrected tests of the phi angle a    653 - G4Sphere: corrected tests of the phi angle and with tolerance checking
731   that compared squares of distances.          << 654 that compared squares of distances. 
                                                   >> 655 
732 - The World volume can now be split into repli    656 - The World volume can now be split into replicas. This not recommended, but
733   the Navigator is now able to handle it.      << 657 the Navigator is now able to handle it.
                                                   >> 658 
734 - Cleanup of code in BREP category (Peter Urba    659 - Cleanup of code in BREP category (Peter Urban & Jari Sulkimo)
735                                                   660 
                                                   >> 661 
736 February 16, 98    J. Apostolakis - (geometry-    662 February 16, 98    J. Apostolakis - (geometry-00-04-01)
737 -------------------------------                << 663 
738 - Replicas and parameterised physical-volumes     664 - Replicas and parameterised physical-volumes now store the copy number of
739   their current copy. (It is valid only for ph << 665 their current copy. (It is valid only for physical volume in the hot tree).
740   Navigation routines were modified to enable  << 666 Navigation routines were modified to enable this.
                                                   >> 667 
741                                                   668 
742 February  4, 98    J. Apostolakis - (geometry-    669 February  4, 98    J. Apostolakis - (geometry-00-03-02)
743 -------------------------------                << 670 
744 - A few small changes were made to the Magneti << 671 - A few small changes were made to the Magnetic Field classes. 
745   This included one that allows it to work wit << 672 This included one that allows it to work without repeatedly
746   issuing an unneccessary warning.             << 673 issuing an unneccessary warning.  
                                                   >> 674 
747 - Small fixes to BREP and STEP parts help in f    675 - Small fixes to BREP and STEP parts help in fixing a problem
748   with True/false on some platforms.           << 676 with True/false on some platforms.
749                                                   677 
750 January 28, 98 S. Sadilov                         678 January 28, 98 S. Sadilov
751 -------------------------------                << 679 - Small modification in GNUmakefile for Win/NT port 
752 - Small modification in GNUmakefile for Win/NT << 680 
753                                                   681 
754 January  26, 98    J. Apostolakis - (geometry-    682 January  26, 98    J. Apostolakis - (geometry-00-03-01)
755 -------------------------------                << 683 
756 - i)  New implementation of G4NavigationHistor << 684 i)  New implementation of G4NavigationHistory using G4NavigationLevel. 
757       This implementation allows for very fast << 685 This implementation allows for very fast copying of G4NavigationHistory, 
758       which is required in order to copy G4Tou << 686 which is required in order to copy G4TouchableHistory.
759 - ii) Correction in G4ReplicaNavigation.cc in  << 687 
760       replicas divided in phi.                 << 688 ii) Correction in G4ReplicaNavigation.cc in DistanceToOutPhi, influencing 
                                                   >> 689 replicas divided in phi.
                                                   >> 690 
761                                                   691 
762 December 19, 97 G. Cosmo - (alpha03)              692 December 19, 97 G. Cosmo - (alpha03)
763 -------------------------------                << 693 
764 - Created.                                        694 - Created.