ATLAS Offline Software
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This package contains code to generate the tables of element extents used by the region selector for the Muon system
The code loops over each detector element and fills the class RegSelSiLUT which includes for each element: z min, z max, r min, r max, phi min, phi max, layer/disk number, barrel or endcap, hash Id, rob Id - this entry isn't currently used by the Muon system
The element extent in eta is no longer used, since the lookup tables are more sophisticated and can allow elements within an roi which has a position and and extent in z along the beamline to be used. Therefor, when a user wants elements inside an roi, they must also specify the zmin and zmax positions of the roi along the beamline. The default z range (DeltaZ in the old version) is now more properly a property of the calling algorithm.
The package contains the two tools: