constructBarrelLayer(double radius, double zHalfLength, DetType::Type type, int num, int nstaves, const std::string &suffix, int nModulesPerStave, int nChipsPerModule)
constructEndcapLayer(double zpos, double rmin, double rmax, DetType::Type type, int num, int nstaves, const std::string &suffix, int nModulesPerStave, int nChipsPerModule)