Patch4.5.2-2.txt

                 Geant4 5.2 - patch-02 Release Notes
                 -----------------------------------

                                                            3 October 2003

List of fixes included in this public patch since release 5.2.p01:

  o Configuration script
    --------------------
    + Configure:
      o Corrected default name for data sets.
      o Implemented automatic detection of OpenGL and CLHEP installations.
      o Fixed behavior of script on Windows system, corrected definition of
        paths and defaults.
      o Cleared not allowed configuration drivers.

  o Geometry:
    --------
    + verification:
      o Fixed logic in G4GeomTestSegment::FindSomePoints() in case a
        point gets stuck in a loop while along a curved surface.
	Addresses also problem report #499.
    + volumes:
      o Made optional the printing of information on 'looping' particles
        in G4PropagatorInField. It is now controlled by the verbose flag.
        Addresses problem report #509.

  o Hadronic processes:
    ------------------
    + management
      o Fixed major bug in G4HadronicProcess class, affecting final state
        generation in all materials with more than two elements.
    + cross_sections:
      o Fixes in the high energy equivalent photon generation in the
        electronuclear interactions above 50 GeV. 

  o Particles:
    ---------
    + Fixed memory leak for 'theElectronOccupancy' in G4DynamicParticle
      assignment operator.
    + Added DecayProperTime to deep copy of G4DecayProduct.

  o Examples:
    --------
  - Updated reference outputs.
  - advanced:
      + composite_calorimeter
        o Minor fix in inclusion of headers.
  - extended:
      + field
        o Implemented complete migration to cuts-by-region.
  - novice:
      + N05
        o Implemented complete migration to cuts-by-region.

 ----------------------------------------------------------------------------

                             Technical Notes
                             --------------- 

  o  This patch should be applied on top of release 5.2-patch01.
     It is NOT a cumulative patch !
  o  Technical notes distributed for release 5.2 are also applicable and
     valid for this patch.

The code and rebuilt binary libraries for release 5.2 are available through
our "Source Code" Web page:  http://cern.ch/geant4

Please refer to the Geant4 User Documentation:
   http://cern.ch/geant4/G4UsersDocuments/Overview/html
for further information about using Geant4.