Geometry working group

Work items for 2002

1. GDML binding:
   • Consolidate implementation of XML browser
     by March 25^th
   • Identify areas of binding with Geant4 (CAD/STEP)
     by June 30^th
   • Persistency (detector description)
     by April 15^th
   • Implementation of import module for GGE and GBuilder
     by October 31^st
2. Solids:
   • BREPS testing: specific shapes and advanced constructs
     by June 30^th
   • Twisted trapezoid shape
     by June 30^th (design iteration)
3. Importance Biasing by volume:
   • Produce use-cases, requirements specification document
     by March 31^st
   • Design and implementation
     Beta release by March 31^st, final implementation by April 30^th
4. Cuts by region biasing:
   • Produce use-cases, requirements specification document, design
     by March 31^st
   • Implementation of cuts by region technique
     date to be fixed
5. Parameterised 3D voxelisation:
   • 3D voxelisation technique for parameterised volumes
     by April 30^th
6. General code review and improvements:
   • Implement coherent mechanism for dumping solids/volumes
     by October 15^th
   • Code cleanup and check for code duplication
     by September 30^th
   • Optional optimisation of geometry by logical volumes
     by April 15^th
   • Automatic detection of forbidden or illegal geometry constructions
     by September 30^th
7. Reflection of solids/volumes:
   • Revision of CalculateExtent() for G4ReflectedSolid
     by March 31^st
   • Revision of generic CalculateExtent()
     by May 31^st
8. Abstract navigator and transportation:
   • G4Navigator & G4Transportation design iteration
     by September 30^th
9. Magnetic field & propagation:
   • Use of safety in G4PropagatorInField and G4ChordFinder. Review of ComputeSafety()
     by June 30^th
   • Gather new requirements from accelerator physics
     by June 30^th
10. URD revision:
    • New detailed URD document
      by August 31^st

• Routine activities
  • Testing suite for solids (CSG/specific/Boolean/BREPS)
    Extend SBT/Fred to all solids, possible improvement in the area of graphics/GUI
  • Improve testing and documentation

• Software Process Improvement
  • Traceability:
    • Generate map of unit tests <> classes/functionalities <> use cases
    • Generate map of system tests <> use cases

• Work items for year 2001

15 March 2002, GC