Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/geometry/History

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  1 # Category geometry History
  2 
  3 See `CONTRIBUTING.rst` for details of **required** info/format for each entry,
  4 which **must** added in reverse chronological order (newest at the top).
  5 It must **not** be used as a substitute for writing good git commit messages!
  6 
  7 -------------------------------------------------------------------------------
  8 
  9 
 10 ## 2022-12-12 Ben Morgan (geometry-V11-01-00)
 11 - Remove obsolete GNUmakefile scripts
 12 
 13 ## 2022-11-10 Gabriele Cosmo (geometry-V11-00-02)
 14 - Fixed compilation warnings for implicit type conversions on macOS/XCode 14.1.
 15 
 16 ## 2022-01-28 Ben Morgan (geometry-V11-00-01)
 17 - Replace `geant4_global_library_target` with direct file inclusion and
 18   call to `geant4_add_category` to define library build from source modules.
 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                    geometry-V10-07-00
 28 -----------------------
 29 - Migrate sources.cmake to modular build API
 30 
 31 November 16, 2020 Gabriele Cosmo           geometry-V10-06-01
 32 --------------------------------
 33 - Fixed typos in printed-out text. Addressing problem report #2285.
 34 
 35 December 10, 2019 Ben Morgan               geometry-V10-06-00
 36 ----------------------------
 37 - Cleanup CMake build, removing obsolete granular library options and
 38   explicit include_directories.
 39 
 40 June  5, 2019 John Apostolakis             geometry-V10-05-01
 41 ------------------------------
 42 - Change CMakeLists.txt in test directories to allow optional use
 43   with integrated testing, while keeping existing use case for
 44   one-target builds when G4TARGET is defined.
 45 
 46 Jan 31, 2019  Ivana Hrivnacova              geometry-V10-05-00
 47 ----------------------------
 48 - Merged GitHub PR #4: all Boolean operators now return G4bool.
 49 
 50 Oct 31, 2014  Gabriele Cosmo                geometry-V10-00-02
 51 ----------------------------
 52 - Fixed internal link dependency on USolids module in CMake scripts.
 53 
 54 Oct 29, 2014  Gabriele Cosmo                geometry-V10-00-01/00
 55 ----------------------------
 56 - Moved solids/usolids module to source/externals.
 57 - Groups tags geommng-V10-00-05 and geomsolids-V10-00-02, on top of
 58   geant4-10-00-ref-08.
 59 
 60 Nov 7, 2013   Gabriele Cosmo                geometry-V09-06-03
 61 ----------------------------
 62 - Groups tags geom-usolids-V09-06-04, geom-specific-V09-06-26,
 63   geom-csg-V09-06-06 and geom-bool-V09-06-03 on top of geometry-V09-06-02.
 64 
 65 Nov 1, 2013   Gabriele Cosmo                geometry-V09-06-02
 66 ----------------------------
 67 - Groups tags geom-usolids-V09-06-01, geom-specific-V09-06-24,
 68   geomvol-V09-06-17 on top of geometry-V09-06-01.
 69 
 70 Oct 29, 2013   Gabriele Cosmo               geometry-V09-06-01
 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 'usolids' module.
 75 
 76 Dec 18, 2012   Gabriele Cosmo               geometry-V09-06-00
 77 -----------------------------
 78 - Include tags on top of geant4-09-06-ref-00: geombias-V09-06-00,
 79   geommng-V09-06-00, geomnav-V09-06-00, geomsolids-V09-06-00.
 80 - Syncronised SVN Id on trunk.
 81 
 82 Jun 14, 2012   Gabriele Cosmo               geometry-V09-05-00
 83 -----------------------------
 84 - Include tags on top of geant4-09-05-ref-05: geomdiv-V09-05-01,
 85   field-V09-05-05, geommng-V09-05-02, geomnav-V09-05-04, geom-solids-V09-05-00.
 86 - Grouping updates to unit tests for compilation errors and warnings.
 87 
 88 May 19, 2011       Ben Morgan               geometry-V09-04-00
 89 -----------------------------
 90 - CMakeLists.txt : Added G4GEOM_ALLOC_EXPORT compiler definition via
 91   add_definitions so all submodules pick it up.
 92 
 93 
 94 May 18, 2007   Gabriele Cosmo               geometry-V08-03-01
 95 -----------------------------
 96 - Includes tags: geomdiv-V08-03-01, geomnav-V08-03-02, breps-V08-03-01,
 97                  geom-bool-V08-03-00, geom-csg-V08-03-01,
 98                  geom-specific-V08-03-01 and geom-solids-tests-V08-03-00.
 99 - Use kAngTolerance and kRadTolerance from G4GeometryTolerance class.
100 - Coworks with tag "global-V08-03-03".
101 
102 May 11, 2007   Gabriele Cosmo               geometry-V08-03-00
103 -----------------------------
104 - Includes tags: geomvol-V08-03-00, geom-specific-V08-03-00, breps-V08-03-00,
105                  geomnav-V08-03-00, geommng-V08-03-01, geomdiv-V08-03-00,
106                  geombias-V08-03-00, field-V08-03-00.
107 - Use call to G4GeometryTolerance instead of kCarTolerance where needed.
108 - Requires tag "global-V08-03-00" and related tag set.
109 
110 Nov 09, 2005   Gabriele Cosmo               geometry-V07-01-00
111 -----------------------------
112 - Includes tags: geomsolids-V07-01-00, geomvol-V07-01-02, geombias-V07-01-00,
113                  geomdiv-V07-01-01, field-V07-01-00, geommng-V07-01-03.
114 - Implemented changes for support of CLHEP-2.0.X.
115 - Added fake default constructor for all concrete volumes, solids, base
116   classes and relevant utility classes for handling of direct object
117   persistency.
118 - Implemented migration to <sstream> from deprecated <strstream>.
119 
120 Dec 10, 2004   Gabriele Cosmo               geometry-V06-02-02
121 -----------------------------
122 - Replaced M_PI with CLHEP's pi.
123 
124 Dec 02, 2004   Gabriele Cosmo               geometry-V06-02-01
125 -----------------------------
126 - Implemented migration to <cmath> for standard mathematical functions.
127 - Includes tags: field-V06-02-02, geomdiv-V06-02-02, geommng-V06-02-08,
128   geomnav-V06-02-08, geomsolids-V06-02-01, geomvol-V06-02-01.
129 
130 Oct 13, 2004   Gabriele Cosmo               geometry-V06-02-00
131 -----------------------------
132 - Includes tags:
133   geommng-V06-02-03, geom-csg-V06-02-05, geom-bool-V06-02-01,
134   breps-V06-02-02, geom-specific-V06-02-02, geomnav-V06-02-04.
135 
136 Jun 11, 2004   Gabriele Cosmo               geometry-V06-01-01
137 -----------------------------
138 - Includes tag "geomnav-V06-01-01".
139 - Use global flag G4GEOMETRY_ALLOC_EXPORT to export extern symbols for DLLs.
140   Modified granular GNUmakefiles and rearranged usage of extern symbols
141   in classes in volumes module.
142 
143 Jun 07, 2004   Gabriele Cosmo               geometry-V06-01-00
144 -----------------------------
145 - GNUmakefile: added definition of GLOBLIBS for DLLs support on Windows.
146 - Includes tags in "geant4-06-02-cand-00" plus "geomvol-V06-01-02".
147 
148 Nov 04, 2003   Gabriele Cosmo               geometry-V05-02-01
149 -----------------------------
150 - Includes headers review. Tags included:
151   field-V05-02-01, geommng-V05-02-03, geomnav-V05-02-03, geom-bool-V05-02-03,
152   geom-csg-V05-02-04, geom-specific-V05-02-04, geomvol-V05-02-03.
153 
154 Sep 30, 2003   Gabriele Cosmo               geometry-V05-02-00
155 -----------------------------
156 - Logical reorganisation and restructure of modules:
157   o Added new module "navigation" for navigation-releated classes.
158   o Removed module "verification" and merged classes in "navigation".
159   o Archived solids/STEP and solids/STEPinterface modules.
160   o Modified GNUmakefiles in the various modules to cope with these changes.
161 - Includes tags: geomvol-V05-02-01, geommng-V05-02-00, geomdiv-V05-02-02,
162                  geombias-V05-02-02, geomnav-V05-02-00, geomsolids-V05-02-00.
163 
164 Dec 04, 2002   Makoto Asai                  geometry-V04-01-00
165 --------------------------
166 - Migration to new G4ApplicationState
167 
168 Apr 19, 2002   Gabriele Cosmo               geometry-V04-00-03
169 -----------------------------
170 - Groups the following tags (see related History files for details):
171   geom-bool-V04-00-04, geom-csg-V04-00-03, geommng-V04-00-03,
172   geomvol-V04-00-06, geomver-V04-00-00, breps-V04-00-05.
173 
174 Apr 10, 2002   Gabriele Cosmo               geometry-V04-00-02
175 -----------------------------
176 - Fixed compilation problems for porting on supported and non-ISO platforms
177   on 'biasing' module. Includes "geomvol-V04-00-05" and "geombias-V04-00-03"
178   on top of previous global geometry tag.
179 
180 Mar 25, 2002   Gabriele Cosmo               geometry-V04-00-01
181 -----------------------------
182 - Added 'biasing' module. Updated global GNUmakefile.
183 - Includes "biasing" module on top of 'geant4-04-00-ref-03'.
184 
185 Jan 11, 2002   Gabriele Cosmo               geometry-V04-00-00
186 -----------------------------
187 - Updated unit tests and benchmarks.
188 - 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-solids-csg-V04-00-00,
190   field-V04-00-00, geom-solid-bool-V04-00-00, geom-solids-specific-V04-00-00.
191   See related History files for details.
192 
193 Oct 22, 2001   Gabriele Cosmo               geometry-V03-02-01
194 -----------------------------
195 - Introduced new module "verification" for geometry debugging.
196 - This tag includes the following tags on top of "geant4-03-02-ref-05":
197   geomver-V03-02-00, field-V03-02-00, geomvol-V03-02-00,
198   geommng-V03-02-00, geom-solid-bool-V03-02-01.
199   See related History files for details.
200 
201 Jul 11, 2001   Gabriele Cosmo               geometry-V03-02-00
202 -----------------------------
203 - Includes same code contents as in "geant4-03-02-ref-00" except that
204   CVS file revision is now synchronized with HEAD, after the update for
205   the disclaimer of warranty.
206 - Includes tag "breps-V03-02-00".
207 
208 Apr 20, 2001   Gabriele Cosmo               geometry-V03-01-00
209 -----------------------------
210 - Includes all geometry coworking tags after the migration to STL vector:
211   field-V03-00-05, geommng-V03-01-00, geomsolids-V03-01-00 and
212   geomvol-V03-01-01.
213 
214 Nov 20, 2000   Gabriele Cosmo               geometry-V02-00-00
215 -----------------------------
216 - QA code cleanup from Code-Wizard and warnings issued by
217   "-Wall -ansi -pedantic" g++ compiler options. Includes tags:
218   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, geom-solids-specific-V02-00-04,
220   field-V02-00-02, geommng-V02-00-04, geomvol-V02-00-01.
221 
222 May 12, 2000   Gabriele Cosmo               geometry-V01-01-03
223 -----------------------------
224 - magneticfield (field-V01-01-03):
225   o fixes to G4MagErrorStepper (check on chord endpoint),
226     G4RKG3_Stepper (deleted error message from StepNoErr),
227     G4MagIntegratorDriver (modified debug information).
228   o minor fix to dummy implementation of assignment operator
229     in G4MagneticField.hh.
230   o modified method for finding new trial step in G4ChordFinder.
231 - volumes (geomvol-V01-01-00):
232   o introduced kCarTolerance for check over taken step length and
233     TruePathLength in G4PropagatorInField::ComputeStep().
234 - solids/CSG (geom-solids-csg-V01-01-02):
235   o fixes in DistanceToIn(p,v) for G4Box and G4Trd to return 0 distance
236     in case computed value is less than 0.5*kCarTolerance.
237 
238 Apr 27, 2000   Gabriele Cosmo               geometry-V01-01-02
239 -----------------------------
240 - management, solids/Boolean, magneticfield, volumes:
241   o reorganised comments for the Software Reference Manual
242 - solids/specific:
243   o minor fixes and removed dependency over solids/CSG module.
244 - solids/test
245   o updated SBT test suite.
246 
247 Apr 11, 2000   John Allison                 geometry-V01-01-01
248 ---------------------------
249 - management:
250   o made virtual G4VisExtent G4VSolid::GetExtent() non-pure and
251     implemented a default in terms of CalculateExtent.
252 - solids:
253   o removed implementations of GetExtent in most sub-classes of G4VSolid.
254   o all implementations of DescribeYourselfTo (G4VGraphicsScene& scene) const
255     now correctly written: scene.AddThis(*this).
256 - solids/Boolean:
257   o CreatePolyhedron implemented for BooleanSolids.
258   o G4DisplacedSolid: reversed implementation of GetFrameRotation and
259     GetObjectRotation, removing inappropriate invertion.
260   o G4DisplacedSolid::GetConstituentMovedSolid() made const.
261 
262 Apr 05, 2000  Gabriele Cosmo                geometry-V01-01-00
263 ----------------------------
264 - This tag includes the following sub-category tags since geometry-V01-00-00a
265   (all of them collected by geomsolids-V01-01-00):
266   o geom-solids-csg-V01-01-01
267     + fixes to G4PolyhedraSide.cc, G4Tubs.cc (see related History file)
268     + added diagnostics to G4Cons, G4Sphere and G4Torus in function
269       DistanceToOut()
270     + general directory restructuring: moved non 'CSG' shapes to new directory
271       'specific'
272   o breps-V01-00-02
273     + implemented decoupling from NIST STEP Reader
274     + several fixes for porting and memory leaks (see related History file)
275   o STEP-V01-00-01
276     + upgrade to NIST SCL 3.2
277     + porting and ISO-ANSI C++ fixes
278   o stepinterface-V01-00-01
279     + upgrade to support the new NIST STEP Reader
280     + improved overall diagnostics
281     + several fixes for memory leaks and check of NULL pointers (see History)
282   o geom-solids-specific-V01-01-00
283     + new directory containing the implementation of specific solids,
284       several classes moved from solids/CSG
285     + new specific solid G4EllipticalTube, implementing a tube with
286       elliptical cross section (geant3 solid 'ELTU')
287 - Generic tests "SBT" and "Fred" have been moved from solids/CSG/test to
288   solids/test (new directory).
289 - Organised class description comments for the Software Reference Manual in
290   CSG and specific headers. Added CVS headers to files in specific.
291 
292 Feb 29, 2000  Gabriele Cosmo                geometry-V01-00-00a
293 ----------------------------
294 - Minor fixes to unit tests (CSG) to make them up-to-date with recent
295   development versions.
296 
297 Jan 19, 2000  Gabriele Cosmo                geometry-V01-00-00
298 ----------------------------
299 - Sycronized file versions with HEAD after ISO-C++ migration.
300   Collecting subtags: field-V01-00-00, geomsolids-V01-00-00,
301                       geommng-V01-00-00 and geomvol-V01-00-00.
302 - Changes are now documented in the individual sub-category History files.
303 
304 Nov  10,  99   John Apostolakis              geometry-V00-01-01
305 -------------------------------
306 - geomsolids-V00-01-03
307       which includes the following sub-tags:
308         geom-solids-csg-01-00-02-cand
309         geom-solid-bool-V00-01-03b
310         breps-V00-01-00
311         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 
320 June  7,  99   John Apostolakis              geometry-01-00-06
321 -------------------------------
322 - Tagged.
323 
324 June  7,  99   D. C. Williams
325 -------------------------------
326 - CSG Pcon/Pgon (and supporting classes) :  several changes
327 
328 June  4,  99   S. Giani
329 -------------------------------
330 - G4Trap                 : CalculateExtent fix
331 - G4SmartVoxelHeader.cc  : protection against inconsistent CalculateExtent
332 
333 May  21,  99   John Apostolakis              geometry-01-00-05
334 -------------------------------
335 - Tagged.
336 
337 May  20,  99   S.Giani, S.Magni
338 -------------------------------
339 - Fixes in BREP  Line, & (PCone, FCylindrical/FConical surf) respectively
340 - For more details see solids/BREP/History
341 - Also see changes mentioned in solids/CSG/History for CSG Pcon/Pgon
342 
343 May  19,  99   Frank  Behner
344 -------------------------------
345 - Volumes: Further minor fixes for STL.
346 
347 May  12,  99   John Apostolakis              geometry-01-00-04
348 -------------------------------
349 - Tagged.
350 
351 May  12,  99   Simone Giani
352 -------------------------------
353 - Fixes to G4BREPSolidPolyhedra and G4FPlane.
354 
355 May  10,  99   Frank  Behner
356 -------------------------------
357 - Changes in RW use for compatibility with RW/STL in
358         management/src/G4PhysicalVolumeStore.cc
359         management/src/G4LogicalVolumeStore.cc
360   modifying  "delete first();" to "removeFirst();"
361 
362 May   7,  98   John Apostolakis
363 -------------------------------
364 - Changed G4Navigator to issue warning in the case of small inaccuracies
365    & cause fatal exception only for large deviations.
366 
367 May   3,  99   John Apostolakis              geometry-01-00-03
368 -------------------------------
369 - Minor fixes
370     In CSG solids:  Cons & Tubs  minor, and in PCon/PGon
371     For STL migration: PV-vol-store, NavLevel   (Frank Boehner)
372 
373 Apr  19,  99   John Apostolakis              geometry-01-00-02
374 -------------------------------
375 - Small fixes to solids: consistency fix for CalculateExtent & tolerance
376 - CodeWarrior fixes (some) to magneticfield
377 
378 Apr  15,  99   John Allison
379 -------------------------------
380 - Added -I$(G4BASE)/intercoms/include to BREPS, Boolean abd CSG GNUmakefiles
381   in preparation for move of G4VGraphicsScene to intercoms.
382 
383 Mar  19,  99   John Apostolakis              geometry-01-00-01
384 -------------------------------
385 - Category tag using:
386    solids:       [tag geomsolids-01-00-01]
387    volumes:      [tag geomsolids-01-00-01]
388    management:   [tag geommng-01-00-02 ]
389    magneticfield [tag field-01-00-03]
390 
391 Mar  19,  99   John Apostolakis
392 -------------------------------
393 - Summary of significant changes in sub-categories/sub-directories
394   management:   [tag geommng-01-00-02 ]
395       G4AffineTransform.icc InverseProduct fix (used in Navigator).
396 
397 Jan  15, 99    John Apostolakis
398 -------------------------------
399 - Fixes in CSG solids (Cons by V.Grichine, CSG Pcone+Pgon by D.C.Williams)
400 
401 Jan  15,  99   Simone Giani      ( rec by JA. )
402 -------------------------------
403 - Fixes in the creation of Smart Voxels:
404 - Less memory intensive and much more performant at initialisation.
405   No worse, but a little faster at tracking time.  (G4SmartVoxelHeader)
406 
407 Jan  10,  99   John Apostolakis   ( geometry-01-00-01 to be done)
408 -------------------------------     geometry as in geant4-00-patch2
409 - Fixes in BREPs (Pcone, Pgon, ...)  see solids/BREPS/History
410   includes the subtags
411       stepinterface-01-00-01
412       step-01-00-01
413 
414 ###############################################################################
415   Geant4.0.0  , 1st production release.
416 ###############################################################################
417 
418 Dec  11,  98   John Apostolakis   geometry-00-04-04
419 -------------------------------
420 - Fixes in BREP Pcone, Pgon new csg versions of above too.
421 
422 Dec   9,  98   John Apostolakis   geometry-00-04-03
423 -------------------------------
424 - Fixes for:
425      - BrepPCone in constructor, FPlane, Cylindrical, Conical surfaces.
426                        Ellipse and others.
427 
428      - Navigator for Replica Navigation (edges).
429 
430      - STEPinterface : several creators
431 
432 Dec   1,  98   John Apostolakis   geometry-00-04-02
433 -------------------------------
434 - New code in solids/CSG (other implementation of Pgon, Pcon - not exercised)
435 
436 Dec   1,  98   John Apostolakis   geometry-00-04-02minus
437 -------------------------------
438 - Fixes in Boolean/src             portability
439             BREPS/src               logical problems (bPcone, ConeSurf, Plane)
440 - Added History files in subdirectories.
441 
442 Nov  27,  98   John Apostolakis   geometry-00-04-01
443 -------------------------------
444 - Fixes in  Boolean/src             code: logical fixes
445             magneticfield/include   interface problem
446                           src       printing in propagator (debug)
447             Breps                   renamed methods (from compiler warnings)
448                                     + several fixes: Fplane, BREPSolid, Cylinder
449             volumes/NormalNav       stores Copy No
450             management              no changes - but fixed versions (now head)
451 
452 Nov  19,  98   John Apostolakis   geometry-00-03-10
453 -------------------------------
454 - Fixes from Lionel in BREPS/STEP/STEPinterface
455 - management/include/G4LogicalVolume.icc
456   Deleted and readded same version to get CVS to see it on the head.
457 
458 Nov  19,  98   John Apostolakis   geometry-00-03-09
459 -------------------------------
460 - Added field-00-03-03
461      (it fixes propagation and several steppers)
462 
463 Nov  13,  98   John Apostolakis   geometry-00-03-08
464 -------------------------------
465 - Tagged.
466 
467 Nov  12,  98   John Apostolakis   geometry-00-03-07
468 -------------------------------
469 - Tagged for the STT.
470 - solids-00-03-02:
471     i) New directory finally included:
472   solids/Boolean
473        As in geometry-00-03-03 with minor change/fix.
474 
475    ii) Fix in solids/CSG/src/G4Sphere.cc (V. Grichine).
476 - field-00-03-02
477      Many changes in Magnetic field to accomodate Electric Field.
478 - Still does not contain the fixes in geometry-00-03-03 (and later) in the
479   following directories:
480      BREPS,
481      STEP,
482      STEPinterface
483 
484 Nov   9,  98   John Apostolakis   geometry-00-03-06
485 -------------------------------
486 - Tagged for the STT.
487   Includes reorganisation of volumes
488   Still does not contain the fixes in geometry-00-03-03 (and later) in the
489    following directories:
490        BREPS, STEP, STEPinterface,
491        >all< of solids/Boolean
492 
493 Oct  30,  98   John Apostolakis   geometry-00-03-03
494 -------------------------------
495 - New Boolean directory.
496 - Many fixes in BREPS:
497      Deleted StepCopyData from all classes.
498      Replaced G4Point, Point3d and Point2d with G4Point3D
499      Fixes to BREPSolid for BoundingBoxes
500 
501 Sept 23rd, 98  John Apostolakis
502 -------------------------------
503 - G4Box: changed DistanceToIn to fix new problem.
504 - G4ParameterisedNavigation
505 - G4VoxelNavigation: fixed VoxelSafety computation for the case of the
506   middle voxel of a set of equivalent (lowest-level) voxels.
507 
508 Sept 17th, 98  John Apostolakis    geometry-00-03-01
509 -------------------------------
510 - Tag created.
511 
512 Sept 15th, 98  John Apostolakis
513 -------------------------------
514 - In G4ParameterisedNavigation
515    i) Corrected ComputeSafety(...) which called ComputeVoxelSafety without
516      setting the fVoxelNode & fVoxelNodeNo to the ones at localpoint.
517      [ This produced incorrect safeties in some cases & resulted in an
518       assertion failure in testT08 because of an unexpected change of volume. ]
519   ii) ComputeStep: Fixed assertion check of blocked replica number.
520 
521 Aug  24th, 98  John Apostolakis  geometry-00-02-01
522 -------------------------------
523 - Tagged.
524   Small fixes in BREPS, to allow compilation on different platforms.
525 
526 ###############################################################################
527 beta01 release
528 ###############################################################################
529 
530 July 31st, 98  Peter Urban
531 -------------------------------
532 - Several fixes for BREPS.
533 
534 
535 July 29th, 98  John Apostolakis  (with Stefano Magni)
536 -------------------------------
537 - G4BREPSolidPCone.cc : Cylindrical sections were incorrectly placed.
538 - G4ConicalSurface.cc
539   G4CylindricalSurface.cc:
540     The Inside functions are modified to try to use the Geant-4 tolerance.
541      --> must be checked further
542        [ The method is used by Intersect of respective surfaces in a
543          complicated manner. ]
544 - G4FConicalSurface.cc
545    - Fix to Bounding Box, which was incorrectly centered/placed.
546    - Fix to Intersect, to insure that only intersection in Finite extent of
547       Surface are found.
548 
549 July 28th, 98  John Apostolakis
550 -------------------------------
551 - In the Navigator location, the blocked Volume was not cleared when the
552   navigator descended several levels in the tree. This would allows the same
553   in another part of the tree to be wrongly blocked.
554 - In G4ParameterisedNavigation, the identity of the blocked Physical Volume
555   was not checked! You would block replica number 3 of your parameterised
556   volume although you exited replica number 3 of another volume!
557 - The above problems combined to allow BlockingList to be called with
558   replicaNo = -1, which caused Linux/G++ & HP to dump core on program exit.
559   Modified Files:
560     G4Navigator.cc
561     G4ParameterisedNavigation.cc
562 - An assignment used to be an equality check by mistake.
563   (Probably it was ok because it is redundant)
564   Modified Files:
565     G4VoxelNavigation.cc
566 
567 June 26th, 98  John Apostolakis  geometry-00-06-05
568 -------------------------------
569 - 1)  Modified check in ComputeStep that pseudo-relocation is within safety:
570      i) no check is made is the move is within tolerance as it makes no sense
571          - on a boundary it would cause a volume change (where there was none.)
572     ii) the Navigator now stores the last safety it calculated (origin, value)
573          and uses it for the calculation of this check.
574         This eliminates problems with this check, that produced assertion
575    failure in many example codes.
576 - 2) NavigationHistory equality operator modified for efficiency (with P.Urban)
577 - 3) G4Box     Problem in DistanceToIn reporting intersection where there was
578                none has been given a more complete solution (V.Grichine)
579      G4Sphere  Exception problem fixed.  (V.Grichine)
580 
581 June 20th, 98  John Apostolakis  geometry-00-06-04
582 -------------------------------
583 - 1) I have added a check that any pseudo-relocation made between a
584      call to Locate (the true Relocation) and the next call to ComputeStep
585      (eg in a PostStepDoIt) is truly within safety.
586 - 2) The Navigator's ComputeStep method now always returns infinity, when it
587      does not limit the step
588 - 3) G4Tubs.cc: Fixed surface normal (in R) which was not a unit vector.
589 
590 June 18th, 98  John Apostolakis
591 -------------------------------
592 - In the Navigator:
593     1) Fix to allow lateral displacement (within safety) in PostStepDoIts
594        without messaging the Navigator.
595     2) A first implementation of LocateGlobalPointWithinVolume
596 - A fix in NormalNavigation's Compute Step, to allow volumes that are "touched"
597   to be tagged as entered.  (Ie, if the step is just long enough to arrive at
598   the surface of a volume, the navigator can still enter it quickly.)
599 
600 June 12th, 98   John Apostolakis (geometry-00-06-03)
601 -------------------------------
602 - Candidate fix to BREP PCone, constructing Conical Surfaces using different
603   starting point.
604 - Fix to ReplicaNavigation to temporarily patch "assertion" problem.
605 
606 June 10th, 98  John Apostolakis  (geometry-00-06-02)
607 -------------------------------
608 - Added a new CSG Solid (G4Hype), a Hyperboloid by rotation
609 - Bug fix to G4Box::DistanceToIn (which reported intersection where there
610                                   was none).
611 - Bug fix to G4FConicalSurface and G4ConicalSurface to fix G4BREPSolidPCone.
612   Correction to  to DistanceToOut of BREPSolid to ensure compatibility with
613   convexity assumptions of Navigator
614 
615 June  8th, 98  John Apostolakis  (geometry-00-06-01)
616 -------------------------------
617 - Created a tag for BREPS at the last point before merge with Peter's
618   Developments.
619   Modified
620     G4Navigator       and
621     G4NormalNavigation   G4ParameterisedNavigation
622     G4ReplicaNavigation  G4VoxelNavigation
623   to add ComputeSafety methods. These make a quick estimation of the
624   safety and can/should be called for the final point of a step only.
625 
626 June  3rd, 98  John Apostolakis
627 -------------------------------
628 - G4Navigator:
629   Added a new new method LocateGlobalPointWithinVolume that serves to notify
630   the Navigator that a track has moved to the new Global point 'position'.
631   This point must be known to be within the current volume, probably because it
632   is withing safety.
633 
634 May   11th, 98  John Apostolakis
635 -------------------------------
636 - G4PVPlacement:
637   - Implemented additional (4th) constructor that takes a pointer to a
638     logical mother volume and a G4Transform3D with the solid's rotation.
639   - Also added a data member to store whether a RotationMatrix was created.
640     This allows us to avoid a small memory leak in use of 2 constructors.
641 
642 May    8th, 98  John Apostolakis
643 -------------------------------
644 - History files created in magneticfield directory for this category.
645   It will be used exclusively for the maintenance of information in
646   this category. Only what impacts its interaction with the geometry
647   (G4PropagatorInField) will be mentioned here.
648 
649 - History file  has existed in solids/BREPS for slightly more detailed
650   changes in that sub-category.
651 
652 April 29th, 98  John Apostolakis  (geometry-00-05-05)
653 -------------------------------
654 - A significant logical error in G4VoxelNavigation::LocateNextVoxel was
655   corrected: the search for the next voxel could ignore voxels at lower levels
656 - Small changes for DEC in GNUmakefile in BREPS & STEP
657    * Removed -cfront option from GNUmakefile for DEC. -cfront
658       overrides ANSI standard rules in cxx-6.0.
659    * Cleaned up trivial warnings on DEC (Extraneous semicolons).
660 
661 April 27th, 98  John Apostolakis  (geometry-00-05-04)
662 -------------------------------
663 - Tagged
664 
665 April 24th, 98  Jari Sulkimo       ( recorded by John Apostolakis here)
666 -------------------------------
667 - Fixes in BREPs (see solids/BREP/History for details, by author)
668    * fixed scope bugs in for loops
669    * bug fixes to G4Assembly.cc for STEP file interaction & placed solids
670      creation.
671 
672 April 23rd, 98  John Apostolakis  (geometry-00-05-03)
673 -------------------------------
674 - Bug fixes to BREP code for Assembly level of STEP files
675   (introduced in alpha05)
676 - Renamed file G4Point3d.hh to G4Point3d.h (because of problems
677   on Windows NT in name clash with G4Point3D.hh).
678 
679 April 22nd, 98  John Apostolakis  (geom-05-02)
680 -------------------------------
681 - Tagged.
682 
683 April 21st, 98  John Apostolakis  (geometry-00-05-01)
684 -------------------------------
685 - Added SetAllParameters methods to G4Torus and G4Para.
686 - All CSG solids now inherit from the new abstract class G4CSGSolid, instead
687   of directly from G4VSolid.
688 - "const G4double" arguments have been changed to "G4double" for CSG methods.
689 
690 April 21st, 98  John Allison
691 -------------------------------
692 - Slightly relaxed tolerance in G4Trap (for g3tog4).
693 - Corrected G4BREPSolidPolyhedra.cc for graphics_reps/G4Polyhedron.
694 - Added void G4Trd::SetAllParameters.
695 - Also relaxed check in G4Trd::CheckAndSetAllParameters (pdx1>=0, etc.)
696 
697 April 2, 98 G.Barrand
698 -------------------------------
699 - STEP/dirobj.cc : #ifdef WIN32, do not compile opendir and closedir.
700 
701 March 24, 98 G.Barrand
702 -------------------------------
703 - GNUmakefile : MAKESHLIB changed in G4MAKESHLIB
704 
705 March 13, 98   G.Cosmo (on behalf of S.Giani) - (geometry-00-04-05)
706 -------------------------------
707 - Added G4VPVParameterisation.cc including default implementations
708   of ComputeSolid() and ComputeMaterial() missing previously (J.Apostolakis).
709 - Included fixes for aCC compiler in BREPS and STEP (J.Sulkimo, G.Cosmo).
710 
711 March  9, 98  J. Apostolakis - (geometry-00-04-04)
712 -------------------------------
713 - Small fix to G4BREPSolid.cc which was causing problems on HP-UX.
714   (Deleted use of floating point modulo for integers, with Jari S.)
715 - G4Sphere:    further small corrections.
716 
717 March     5, 98    J. Apostolakis - (geometry-00-04-03)
718 -------------------------------
719 - Parameterised Volume can now VARY the TYPE of SOLID and/or Material
720   by copy number.  PVParameterisation classes can now compute these.
721   The Navigator has been modified to compute solid and material, and
722   to set them in the associated logical volume
723 - Now able to process an extra level of STEP files, using new code in
724   BREPs  (Jari Sulkimo).
725 - Further cleanup of code in BREP category  (Peter Urban).
726 - Small modification in solids/STEP/GNUmakefile for Win/NT port (S. Sadilov).
727 
728 March     4, 98    J. Apostolakis - (geometry-00-04-02)
729 -------------------------------
730 - G4Sphere: corrected tests of the phi angle and with tolerance checking
731   that compared squares of distances.
732 - The World volume can now be split into replicas. This not recommended, but
733   the Navigator is now able to handle it.
734 - Cleanup of code in BREP category (Peter Urban & Jari Sulkimo)
735 
736 February 16, 98    J. Apostolakis - (geometry-00-04-01)
737 -------------------------------
738 - Replicas and parameterised physical-volumes now store the copy number of
739   their current copy. (It is valid only for physical volume in the hot tree).
740   Navigation routines were modified to enable this.
741 
742 February  4, 98    J. Apostolakis - (geometry-00-03-02)
743 -------------------------------
744 - A few small changes were made to the Magnetic Field classes.
745   This included one that allows it to work without repeatedly
746   issuing an unneccessary warning.
747 - Small fixes to BREP and STEP parts help in fixing a problem
748   with True/false on some platforms.
749 
750 January 28, 98 S. Sadilov
751 -------------------------------
752 - Small modification in GNUmakefile for Win/NT port
753 
754 January  26, 98    J. Apostolakis - (geometry-00-03-01)
755 -------------------------------
756 - i)  New implementation of G4NavigationHistory using G4NavigationLevel.
757       This implementation allows for very fast copying of G4NavigationHistory,
758       which is required in order to copy G4TouchableHistory.
759 - ii) Correction in G4ReplicaNavigation.cc in DistanceToOutPhi, influencing
760       replicas divided in phi.
761 
762 December 19, 97 G. Cosmo - (alpha03)
763 -------------------------------
764 - Created.