BladeShapeBuilderFromDet Class Reference

#include <BladeShapeBuilderFromDet.h>

Static Public Member Functions
static BoundDiskSector *	build (const std::vector< const GeomDet *> &dets) __attribute__((cold))

Detailed Description

The trapezoid has the minimal size fully containing all Dets.

Definition at line 16 of file BladeShapeBuilderFromDet.h.

Member Function Documentation

build()

BoundDiskSector * BladeShapeBuilderFromDet::build ( const std::vector< const GeomDet *> &  dets )

static

Definition at line 109 of file BladeShapeBuilderFromDet.cc.

References ALCARECOEcalPhiSym_cff::float, mps_fire::i, and idealTransformation::rotation.

Referenced by Phase1PixelBlade::Phase1PixelBlade(), and PixelBlade::PixelBlade().

                                                                                   {
  // find mean position
  typedef Surface::PositionType::BasicVectorType Vector;
  Vector posSum(0, 0, 0);
  for (vector<const GeomDet*>::const_iterator i = dets.begin(); i != dets.end(); i++) {
    posSum += (**i).surface().position().basicVector();
  }
  Surface::PositionType meanPos(0., 0., posSum.z() / float(dets.size()));

  // temporary plane - for the computation of bounds
  Surface::RotationType rotation = computeRotation(dets, meanPos);
  Plane tmpPlane(meanPos, rotation);

  auto bo = computeBounds(dets, tmpPlane);
  GlobalPoint pos = meanPos + bo.second;
  //edm::LogInfo(TkDetLayers) << "global pos in operator: " << pos ;
  return new BoundDiskSector(pos, rotation, bo.first);
}