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| 2 | Geant4 9.1 - patch-01 Release Notes
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| 3 | -----------------------------------
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| 4 |
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| 5 | 25 January 2008
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| 6 |
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| 7 | List of fixes included in this public patch since the public release 9.1:
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| 8 |
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| 9 | o Configuration:
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| 10 | -------------
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| 11 | + Added commented lines for OpenGL setup in Darwin-g++.gmk for MacOS
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| 12 | 10.5 Leopard, pending fix from Apple.
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| 13 |
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| 14 | o Geometry:
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| 15 | --------
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| 16 | + magneticfield:
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| 17 | o G4CashKarpRKF45: deleted un-needed duplicate (and unused) instance
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| 18 | variable already defined in G4MagIntegratorStepper.
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| 19 | o Some code cleanup.
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| 20 | + navigation:
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| 21 | o G4PropagatorInField: changed condition for 'ReEstimationEndPoint'
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| 22 | in order to better handle very strict parameters of propagation.
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| 23 | Also added more verbosity in case of error for negative step.
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| 24 | Fixes rare problem observed in production by ATLAS. (*)
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| 25 | o G4PhantomParameterisation: bug fix in GetReplicaNo() to catch
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| 26 | overflows in X and Y.
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| 27 | Made CheckVoxelsFillContainer() visible in public interface.
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| 28 | + solids/BREPS: (*)
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| 29 | o Fixed bug in G4BREPSolidPolyhedra::DistanceToOut() for cases of
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| 30 | particle passing the border of two touching surfaces.
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| 31 | o G4BREPSolidBox: fixed problem in the constructor in definition of
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| 32 | the side for the normal to surface.
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| 33 | + solids/specific:
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| 34 | o In G4ExtrudedSolid::MakeFacets(), now adding triangular facets before
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| 35 | quadrangular ones, following logic behind G4TessellatedSolid.
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| 36 | Fixes occasional crashes when defining solids with mixed facets.
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| 37 | Corrected triangularization of polygon, now correctly handling case
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| 38 | of concave shapes.
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| 39 | o Corrected order of arguments in G4Paraboloid constructor.
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| 40 | + volumes:
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| 41 | o Fixed problem of double-deletion of rotation matrix in destructor
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| 42 | of G4AssemblyVolume.
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| 43 |
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| 44 | o Global:
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| 45 | ------
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| 46 | + Changed date for patch-01 to release 9.1.
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| 47 |
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| 48 | o Graphics Representations:
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| 49 | ------------------------
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| 50 | + HepPolyhedron: fixed bug and improvement in the visualization of
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| 51 | G4Paraboloid.
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| 52 |
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| 53 | o Interfaces:
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| 54 | ----------
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| 55 | + G4UItcsh: fixed problem with <Ctl-D> termination for bash users.
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| 56 | + G4UIQt: some improvements for Qt3, corrections of some bugs.
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| 57 | + G4UIQt_moc: added versions for QT_MOC_REVISION 28,58 and 59.
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| 58 |
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| 59 | o Electromagnetic Processes:
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| 60 | -------------------------
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| 61 | + Standard:
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| 62 | o G4PAIModel, G4PAIPhotonModel: added extra protection to guarantee
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| 63 | correct usage of the last bin for the table of energy transfers.
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| 64 | Fixes problem report #995.
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| 65 | o G4hIonisation, G4ionIonisation, G4ionGasIonisation: fixed
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| 66 | computation of non-ionizing energy loss: at the last ionization step
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| 67 | and at energies above 2 MeV for protons.
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| 68 | o G4eCoulombScatteringModel: using safer numerical espression.
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| 69 | + Utils:
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| 70 | o G4EmCorrections: improved CPU by usage of expansions and precalculated
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| 71 | values of Z^0.23.
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| 72 | o G4VEnergyLossProcess: fixed list of "collaborative" processes needed
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| 73 | for sub-cutoff option.
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| 74 |
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| 75 | o Hadronic Processes:
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| 76 | ------------------
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| 77 | + cross_sections:
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| 78 | o G4PhotoNuclearCrossSection and G4ElectroNuclearCrossSection: fixed
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| 79 | wrong return value (was zero instead of pseudo-inf) and commented out
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| 80 | extra debug warning. Moved unnecessary inline methods to implementation.
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| 81 | + models/chiral_inv_phase_space:
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| 82 | o Fixed problem of non-reproducibility induced by
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| 83 | G4QElasticCrossSection. (*)
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| 84 | o Reduce memory allocation induced by use std::deque collection in (*)
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| 85 | G4QHadron class; temporary workaround by replacing it with std::list.
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| 86 | o G4ChiralInvariantPhaseSpace: moved some unnecessary inline methods to
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| 87 | implementation and fixed non-reproducibility due to difference in
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| 88 | initialisation.
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| 89 | o G4StringChipsInterface: fixed non-reproducibility due to difference in
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| 90 | initialisation. (*)
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| 91 | o Commented out debug printout in G4Quasmon.
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| 92 | o Fixed compilation warning on SUN/CC compiler in G4QNucleus.
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| 93 | + models/coherent_elastic:
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| 94 | o G4DiffuseElastic: removed dependency on other elastic models.
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| 95 | o G4ElasticHadrNucleusHE: fixed non-reproducibility problem.
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| 96 | Removed commented part of old code and added more formatting.
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| 97 | o G4HadronElastic: restored threshold to G4ElasticHadrNucleusHE
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| 98 | model at 1 GeV.
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| 99 |
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| 100 | o Persistency:
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| 101 | -----------
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| 102 | + gdml:
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| 103 | o Fixed vertex referencing for tessellated-solid in G4GDMLSolids.
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| 104 | o Fixed entity resolution in G4GDMLBase.
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| 105 | o Fixed naming of convention for external files in G4GDMLStructure.
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| 106 |
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| 107 | o Physics Lists:
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| 108 | + G4EmExtraPhysics: fixed swapping of synchrotron radiation and mu-nuclear
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| 109 | activation. Addressing problem report #993.
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| 110 |
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| 111 | o Track:
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| 112 | -----
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| 113 | + Added non-ionizing energy loss to EM physics (classes
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| 114 | G4ParticleChangeForGamma and G4ParticleChangeForLoss).
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| 115 |
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| 116 | o Transportation:
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| 117 | --------------
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| 118 | + G4Transportation & G4CoupledTransportation: allow for clearing the
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| 119 | state of all chord-finders using G4FieldManagerStore. Assures for
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| 120 | event reproducibility in case multiple local fields are used.
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| 121 | + Syncronised files with CVS HEAD.
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| 122 |
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| 123 | o Examples:
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| 124 | --------
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| 125 | + extended/electromagnetic/TestEm7:
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| 126 | o Added PhysListStandardNR PhysList in which G4ScreenedNuclearRecoil
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| 127 | process is used ("standardNR");
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| 128 | o Added computation of mean NIEL energy loss.
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| 129 | o Fixed experimental physics lists if single scattering models are used
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| 130 | instead of multiple scattering. Set nuclear stopping flag for ionisation
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| 131 | to "false".
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| 132 | + extended/gdml:
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| 133 | o Added entity.gdml and materials.xml to demonstrate the ability of
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| 134 | the parser of resolving entities.
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| 135 | o Fixed axes.gdml and diamond.gdml according to tessellated-solid
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| 136 | specifications.
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| 137 | + extended/medical/DICOM:
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| 138 | o Fix to not use 'rindex' in DicomHandler class to avoid problems
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| 139 | on Windows.
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| 140 |
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| 141 | (*) Fixes also included in the patched releases 9.0.p02 and 8.3.p02.
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| 142 |
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| 143 | ----------------------------------------------------------------------------
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| 144 |
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| 145 | Technical Notes
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| 146 | ---------------
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| 147 |
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| 148 | o This patch should be applied on top of release 9.1
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| 149 | o Technical notes distributed for release 9.1 are also applicable and
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| 150 | valid for this patch.
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| 151 |
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| 152 | The code and rebuilt binary libraries for release 9.1 are available
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| 153 | through our "Download" Web page:
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| 154 | http://cern.ch/geant4/support/download.shtml
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| 155 |
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| 156 | Please refer to the Geant4 User Documentation:
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| 157 | http://cern.ch/geant4/support/userdocuments.shtml
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| 158 | for further information about using Geant4.
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