(some of these files are intentionally empty)
Atlas.geo.hhCalorimeters.geo.hh
MuonDetector.geo.hh
InnerDetector.geo.hhPixelDetector.geo.hh
SCT.geo.hh ... this is the file which contains the actual SCT geometry.
TRT.geo.hh
SCTBarrel.preXml.cc ... this contains the code where preparation to describe the geometry begins.
SCTBarrel.preXml.hh
agdbAGDB.hh
agdbAttribute.hh
agdbBase.hh
agdbCompos.hh
agdbInnerStruct.hh
agdbMPosPhi.hh
agdbManager.hh
agdbMaterial.hh
agdbPos.hh
agdbPosXYZ.hh
agdbSection.hh
agdbSolid.hh
agdbVolume.hhDWBasis.cc
DWBasis.hh
DWBegin.cc
DWBegin.hh
DWBox.cc
DWBox.hh
DWCons.cc
DWCons.hh
DWEnd.cc
DWEnd.hh
DWMaterial.cc
DWMaterial.hh
DWPhisymm.cc
DWPhisymm.hh
DWPlacement.cc
DWPlacement.hh
DWTubs.cc
DWTubs.hh
DWUnits.hhpreXmlAngle.ccpreXmlAngle.hh
preXmlInteger.cc
preXmlInteger.hh
preXmlLength.cc
preXmlLength.hh
preXmlManager.cc
preXmlManager.hh ... this is the utility one might have to interact with most.
preXmlNumber.cc
preXmlNumber.hh
preXmlQuantity.cc
preXmlQuantity.hhxmlToolDir.cc
xmlToolDir.hh
xmlToolFinder.cc
xmlToolFinder.hh