1 | |
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2 | Geant4 9.2 - patch-02 Release Notes |
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3 | ----------------------------------- |
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4 | |
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5 | 28 August 2009 |
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6 | |
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7 | List of fixes included in this public patch since the public release 9.2.p01: |
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8 | |
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9 | o Configuration: |
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10 | ------------- |
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11 | + Configure script: |
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12 | o Rewritten check on make/gmake on WIN32-VC systems to avoid problems |
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13 | with cygwin and Matlab. |
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14 | o Added check to build Qt driver only when Qt UI module is built; |
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15 | reordered moc checks and added cross-check on moc version. |
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16 | Added safety reset of OpenGL QT build and use variables. |
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17 | o Commented out echo compatibility warning. |
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18 | Addresses problem report #1067. |
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19 | + Corrections in analysis.gmk for AIDA setup on Windows. |
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20 | + Improved non-standard setup for Qt on Linux, Mac and Windows. |
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21 | + Removed "-lcxa -lunwind" LOADLIBS addition in Linux-icc.gmk, |
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22 | no longer necessary since icc version 11.0.083. |
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23 | + Added -arch_multiple option to LDFLAGS in Darwin-g++.gmk to force more |
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24 | diagnostics for wrong architecture errors at link stage. |
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25 | + binmake.gmk: moved definition of TARGOBJEXT to place not dependent |
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26 | on G4EXLIB, such that the extension is defined when no lib is present |
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27 | (change required for upgrading exercisers in testing). |
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28 | |
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29 | o Digits_Hits: |
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30 | ----------- |
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31 | + Replaced usage of non-Standard calls to sprintf() with ostringstream, |
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32 | to fix compilation errors reported by gcc-4.4.0 compiler. |
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33 | |
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34 | o Environments: |
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35 | ------------ |
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36 | + G4Py: updated configuration scripts and some minor fixes. |
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37 | |
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38 | o Event: |
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39 | ----- |
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40 | + Minor changes to G4GeneralParticleSourceMessenger to now use full range |
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41 | of predefined units for length, energy and angle. |
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42 | + Fixed gcc-4.4.0 compilation warning message for non-initialised variable |
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43 | in G4SPSEneDistribution. |
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44 | |
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45 | o Geometry: |
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46 | -------- |
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47 | + magnetic_field: |
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48 | o Minor enhancement in G4ChordFinder::ApproxCurvePointS() in order to |
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49 | speedup Brent locator. |
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50 | o Added 3rd term of BMT equation (Spin x Beta x Efield) to |
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51 | G4EqEMFieldWithSpin, as reported in the Emfield Hypernews Forum |
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52 | posting #155. |
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53 | o Moved renormalization of spin from G4EqEMFieldWithSpin and |
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54 | G4Mag_SpinEqRhs to G4ClassicalRK4 and G4SimpleHeum. |
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55 | o Added Spin propagation errors to the criteria for 'OneGoodStep' in |
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56 | G4MagIntegratorDriver; not added it yet to the decision logic. |
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57 | o Some code cleanup and formatting. |
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58 | + management: |
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59 | o Added explicit initialisation of min/max extent in method |
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60 | BuildReplicaVoxels() in G4SmartVoxelHeader. |
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61 | o Adopt 'const' references for strings as arguments/return-values in |
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62 | G4LogicalSurface. Some minor cleanup... |
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63 | + navigation: |
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64 | o Fix in G4Navigator::ComputeStep() for the computation of rotation of |
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65 | the 'LocalExitNormal' in cases when DistanceToOut() returns non-valid |
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66 | normal for optical photons in rotated solids. |
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67 | Addresses problem report #1059. |
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68 | o Fix in G4PathFinder: a geometry is at a boundary if its step is within |
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69 | tolerance of the minimum step for any defined geometry. |
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70 | o Enhancement to the 'FB_intersects' algorithm in order to speedup Brent |
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71 | locator. |
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72 | o Fix in the usage of the geometrical tolerance in G4VIntersectionLocator |
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73 | in method AdjustementOfFoundIntersection(). |
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74 | o Fix in G4PropagatorInField::SetNavigator() to forward new navigator to |
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75 | G4VIntersectionLocator. |
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76 | o Added method BuildContainerSolid() taking a solid as argument to |
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77 | G4PhantomParameterisation and added protection to GetMaterialIndex() |
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78 | for zero index. |
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79 | + solids/CSG: |
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80 | o Introduced to DistanceToIn(p,v) splitting of the distance for point |
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81 | very far from intersection area and big difference between solid |
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82 | dimensions and distance to it; resolves issue observed on 64 bits |
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83 | systems. Affected solids: G4Tubs, G4Cons, G4Sphere, G4Orb. |
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84 | Addresses problem report #1022. |
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85 | + solids/specific: |
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86 | o G4Ellipsoid: |
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87 | - Fixes in Inside(p) and in DistanceToIn(p,v) for points |
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88 | located on the curved surface within tolerance. Final fix for issue |
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89 | reported in problem report #1050 and concerning warnings reported by |
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90 | grid_test. |
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91 | - Introduced to DistanceToIn(p,v) splitting of the distance for |
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92 | point very far from intersection area and big difference between |
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93 | solid dimensions and distance to it; resolves issue observed on |
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94 | 64 bits problem. Also addressing problem report #1022. |
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95 | - Fix to DistanceToIn(p,v) in the calculation of the roots of |
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96 | the quadratic equation and in DistanceToOut(p,v) in the calculation |
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97 | of the normal on cut surfaces. Final fix for problem report #1022. |
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98 | - Adopt pre-computed half-tolerance values for optimisation. |
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99 | o G4PolyconeSide: added protection in method Normal(). |
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100 | Addressing problem report #1073. |
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101 | o Corrected typo in base implementation of GetSurfaceArea() in |
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102 | G4VCSGfaceted, which was erroneously returning cubic volume estimation. |
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103 | Addresses problem report #1062. |
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104 | o Relaxed error in G4TessellatedSolid::Inside(p) to warning, |
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105 | for excess of max trials and anomalous conditions in distance |
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106 | calculation. Added more printout information when error condition is |
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107 | detected. |
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108 | + volumes: |
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109 | o Get rid of unnecessary call to Reset() in G4NavigationHistory |
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110 | destructor. |
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111 | o Some code formatting. |
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112 | |
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113 | o Global: |
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114 | ------ |
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115 | + Some improvements to G4String and G4SubString implementation of |
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116 | operators and comparison stub functions, to reduce generation of |
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117 | temporaries. Removed obsolete static hash(s) method in G4String. |
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118 | + Changed date for patch-02 to release 9.2. |
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119 | |
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120 | o Particles: |
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121 | --------- |
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122 | + Ascertain that the absolute of the argument to boost is <1.0 |
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123 | in G4MuonRadiativeDecayChannelWithSpin. |
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124 | |
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125 | o Standard Electromagnetic Processes: |
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126 | ---------------------------------- |
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127 | + Muons: added protection against numerical problem due to negative |
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128 | value of transfered energy in G4MuPairProductionModel. |
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129 | |
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130 | o Hadronic Processes: |
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131 | ------------------ |
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132 | + cross_sections: |
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133 | o G4IonsKoxCrossSection, G4IonsShenCrossSection, G4TripathiCrossSection, |
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134 | G4TripathiLightCrossSection: added protections against numerical |
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135 | exceptions. Added simple check that cross-section is positive and |
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136 | removed not optimal control in G4TripathiLightIonCrossSection class. |
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137 | Added default constructor and destructor to G4TripathiCrossSection. |
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138 | o G4GGNuclNuclCrossSection: updated Glauber-Gribov cross section for ions. |
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139 | o G4CrossSectionDataSetRegistry: fixes for better memory management. |
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140 | + models/neutron_hp: |
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141 | o Fixed bug in IC electron emissions for G4NeutronHPPhotonDist and |
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142 | G4NeutronHPInelasticCompFS. |
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143 | + models/parton_string: |
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144 | o Fix in G4SPBaryon for anti-baryon: a diquark & quark was given instead |
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145 | of anti-diquark & antiquark; note the reverse order, too. |
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146 | Fixes problems with incident anti-baryons, e.g. anti-proton, |
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147 | manifesting in problems with forming hadrons. |
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148 | o Changed pt sampling in G4LundStringFragmentation to avoid near endless |
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149 | loop; this should improve overall performance slightly. |
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150 | Addresses problem report #1066. Affected G4VLongitudinalStringDecay, |
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151 | where SampleQuarkPt() is implemented; added new optional argument of |
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152 | max Pt to SampleQuarkPt(). |
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153 | o Modifications in G4GammaParticipants and G4QGSParticipants for |
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154 | applying QGSC from zero energy. |
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155 | + models/qmd: |
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156 | o Fixed bug in gamma (mass zero) participants in G4QMDCollision. |
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157 | o Changed object data member to pointer in G4QMDReaction. |
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158 | + models/rpg: |
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159 | o Removed global variables (pointers to static particle definitions) in |
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160 | G4RPGInelastic and replaced with local array. Fixing issues of wrong |
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161 | order for static initialization. |
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162 | + processes: |
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163 | o Fix to address problem report #1056: cross section data set now are |
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164 | created dynamically in G4PhotoNuclearProcess, G4ElectronNuclearProcess |
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165 | and G4PositronNuclearProcess. |
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166 | o Moved inline constructor and destructors to source in class |
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167 | G4PositronNuclearProcess. |
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168 | |
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169 | o Generic Processes: |
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170 | ----------------- |
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171 | + Cuts: |
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172 | o Added missing implementation of GetParticleType() in |
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173 | G4VRangeToEnergyConverter. |
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174 | o Replaced usage of std::abs() with std::fabs() where appropriate. |
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175 | + Optical: |
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176 | o Fix in G4OpBoundaryProcess for complex index of refraction: resample |
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177 | the reflectivity every time for DielectricMetal, and do not re-calculate |
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178 | normal to facet; also fixed possible infinite loop by resetting iTE and |
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179 | iTM inside GetReflectivity(). |
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180 | o Added exception for cases where invalid normal is returned; |
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181 | following problem report #1060. |
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182 | |
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183 | o Persistency: |
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184 | ----------- |
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185 | + gdml: |
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186 | o Defined missing copy constructor and operator=() to G4GDMLMatrix |
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187 | internal class, to avoid cases of memory corruption when handling |
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188 | matrices. |
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189 | o Correction in materials and solids tags for allowing parsing of |
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190 | definitions within the tag scope; possibility foreseen by the schema. |
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191 | o Correction in G4GDMLWriteSolids::BooleanWrite() in order to handle |
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192 | cases of nested displaced solids given to both operands in a Boolean |
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193 | operation (ATLAS use case). |
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194 | o Renamed flag for maximum number of transformations applied to a solid |
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195 | and moved to G4GDMLWriteSolids base class. |
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196 | o First virtual layer for custom writer classes; added empty default |
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197 | constructor and virtual destructor to classes in new inheritance chain. |
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198 | o Restricted usage of loops only for placement of volumes. Now correctly |
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199 | handling most common use-case of multiple copies of the same |
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200 | volume/solid through loop statement. Addressing problem report #1063. |
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201 | |
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202 | o Physics Lists: |
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203 | ------------- |
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204 | + Fix to address problem report #1056: all cross section data sets are |
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205 | created dynamically and no longer member of the class. |
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206 | Fix in G4HadronInelasticQBBC: cross sections are created dynamically |
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207 | not by value, fission only instantiated for HP. |
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208 | + Inline constructor and destructors are moved to source for classes: |
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209 | G4VNeutronBuilder, G4VPiKBuilder, G4VProtonBuilder, G4WarnPLStatus. |
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210 | |
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211 | o Visualization: |
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212 | ------------- |
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213 | + HepRep: added inclusion of <cstdio> in DeflateOutputStreamBuffer |
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214 | header to resolve compilation errors reported by gcc-4.4.0. |
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215 | |
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216 | o Examples: |
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217 | -------- |
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218 | + Removed unnecessary AIDA setup in GNUmakefiles wherever necessary. |
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219 | + advanced/air_shower: |
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220 | o Updated README file. |
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221 | + advanced/nanobeam: |
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222 | o Fixed compilation warnings on gcc-4.3 on SLC5. |
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223 | + advanced/radiation_monitor: |
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224 | o Added macros reproducing run results: new results with proton at |
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225 | 254MeV, 150 Mev and 50 Mev of energy; new macros with Kapton material. |
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226 | o Changed limits of LENeutronInelastic for 0.1 GeV in |
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227 | RadmonPhysicsNeutronBertini and RadmonPhysicsNeutronBinary classes. |
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228 | o Fix for compilation error in RadmonTLabelledCollection. |
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229 | + advanced/xray_fluorescence: |
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230 | o Reviewed physics setup and analysis. |
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231 | + extended/analysis/AnaEx01: |
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232 | o Corrected GNUmakefile and some cleanup. |
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233 | + extended/field/field04: |
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234 | o Commented out timing on initial seed for reproducibility of results. |
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235 | + extended/persistency/gdml/G01: |
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236 | o Modified loop.gdml to restrict multiple placements within a loop. |
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237 | |
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238 | ---------------------------------------------------------------------------- |
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239 | |
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240 | Technical Notes |
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241 | --------------- |
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242 | |
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243 | o This is a cumulative patch and can be applied on top of relese 9.2 |
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244 | or 9.2.p01. |
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245 | o Technical notes distributed for release 9.2 are also applicable and |
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246 | valid for this patch. |
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247 | |
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248 | The code and rebuilt binary libraries for release 9.2 are available |
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249 | through our "Download" Web page: |
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250 | http://cern.ch/geant4/support/download.shtml |
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251 | |
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252 | Please refer to the Geant4 User Documentation: |
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253 | http://cern.ch/geant4/support/userdocuments.shtml |
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254 | for further information about using Geant4. |
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