MTDDiskSectorBuilderFromDet Class Reference

#include <MTDDiskSectorBuilderFromDet.h>

Public Member Functions
BoundDiskSector *	operator() (const std::vector< const GeomDet * > &dets) const

Detailed Description

The trapezoid has the minimal size fully containing all Dets.

Definition at line 15 of file MTDDiskSectorBuilderFromDet.h.

Member Function Documentation

BoundDiskSector * MTDDiskSectorBuilderFromDet::operator()

(

const std::vector< const GeomDet * > &

dets

)

const

Definition at line 81 of file MTDDiskSectorBuilderFromDet.cc.

References funct::abs(), GloballyPositioned< T >::position(), makeMuonMisalignmentScenario::rot, and PV3DBase< T, PVType, FrameType >::z().

                                                                                                 {
  // check that the dets are all at about the same z
  float zcheck = dets.front()->surface().position().z();
  constexpr double tol(0.5);  // minimal safety check on z position of modules within a sector, width ~ 10 mm
  for (auto const& idet : dets) {
    float zdiff = zcheck - (*idet).surface().position().z();
    if (std::abs(zdiff) > tol) {
      edm::LogError("MTDDetLayers")
          << " MTDDiskSectorBuilderFromDet: Trying to build sector from Dets at different z positions !! Delta_z = "
          << zdiff;
    }
  }

  auto bo = computeBounds(dets);

  Surface::PositionType pos(bo.second.x(), bo.second.y(), bo.second.z());
  Surface::RotationType rot = computeRotation(dets, pos);
  return new BoundDiskSector(pos, rot, bo.first);
}