#include <BTLRecHitsErrorEstimatorIM.h>

Public Member Functions
	BTLRecHitsErrorEstimatorIM (const MTDGeomDet *det, const LocalPoint &lp)

LocalError	localError () const

Static Public Member Functions
static float	positionError ()

Private Attributes
const MTDGeomDet *	det_

const LocalPoint &	lp_

Detailed Description

Definition at line 22 of file BTLRecHitsErrorEstimatorIM.h.

Constructor & Destructor Documentation

◆ BTLRecHitsErrorEstimatorIM()

BTLRecHitsErrorEstimatorIM::BTLRecHitsErrorEstimatorIM	(	const MTDGeomDet *	det,
		const LocalPoint &	lp
	)

inline

Definition at line 24 of file BTLRecHitsErrorEstimatorIM.h.

References Exception, GeomDetEnumerators::isEndcap(), GeomDetType::subDetector(), and GeomDet::type().

                                                                           : det_(det), lp_(lp) {
     if (GeomDetEnumerators::isEndcap(det->type().subDetector())) {
       throw cms::Exception("BTLRecHitsErrorEstimatorIM")
           << "This is an object from Endcap. Only use it for the Barrel!" << std::endl;
     }
   }

Member Function Documentation

◆ localError()

LocalError BTLRecHitsErrorEstimatorIM::localError ( ) const

inline

position error, refer to: https://indico.cern.ch/event/825902/contributions/3455359/attachments/1858923/3054344/residual_calculation_0607.pdf

Definition at line 30 of file BTLRecHitsErrorEstimatorIM.h.

References det_, RectangularMTDTopology::localError(), lp_, RectangularMTDTopology::measurementPosition(), positionError(), funct::pow(), ProxyMTDTopology::specificTopology(), GeomDet::topology(), LocalError::xy(), and LocalError::yy().

Referenced by MTDThresholdClusterizer::copy_to_buffer().

                                 {
     const float positionError2 = std::pow(positionError(), 2);
     const ProxyMTDTopology& topoproxy = static_cast<const ProxyMTDTopology&>(det_->topology());
     const RectangularMTDTopology& topo = static_cast<const RectangularMTDTopology&>(topoproxy.specificTopology());
     MeasurementPoint mp = topo.measurementPosition(lp_);
     MeasurementError simpleRect(1. / 12., 0, 1. / 12.);
     LocalError error_before = topo.localError(mp, simpleRect);
     LocalError error_modified(positionError2, error_before.xy(), error_before.yy());
     return error_modified;
   }

◆ positionError()

static float BTLRecHitsErrorEstimatorIM::positionError ( )

inlinestatic

Definition at line 42 of file BTLRecHitsErrorEstimatorIM.h.

Referenced by localError(), and BTLUncalibRecHitAlgo::makeRecHit().

                                {
     constexpr float positionError = 0.6f;
     return positionError;
   }

Member Data Documentation

◆ det_

const MTDGeomDet* BTLRecHitsErrorEstimatorIM::det_

private

Definition at line 48 of file BTLRecHitsErrorEstimatorIM.h.

Referenced by localError().

◆ lp_

const LocalPoint& BTLRecHitsErrorEstimatorIM::lp_