PixelHitMatcher::ForwardMeasurementEstimator Struct Reference

Public Member Functions
bool	operator() (const GlobalPoint &vprim, const TrajectoryStateOnSurface &, const GlobalPoint &, int charge) const

Public Attributes
float	thePhiMax
float	thePhiMin
float	theRMax
const float	theRMaxI
float	theRMin
const float	theRMinI

Detailed Description

Definition at line 79 of file PixelHitMatcher.h.

Member Function Documentation

operator()()

bool PixelHitMatcher::ForwardMeasurementEstimator::operator()	(	const GlobalPoint &	vprim,
		const TrajectoryStateOnSurface &	absolute_ts,
		const GlobalPoint &	absolute_gp,
		int	charge
	)		const

Definition at line 15 of file PixelHitMatcher.cc.

References funct::abs(), PV3DBase< T, PVType, FrameType >::barePhi(), ALCARECOTkAlJpsiMuMu_cff::charge, f, TrajectoryStateOnSurface::globalParameters(), normalizedPhi(), PV3DBase< T, PVType, FrameType >::perp(), GlobalTrajectoryParameters::position(), photonAnalyzer_cfi::rMax, and photonAnalyzer_cfi::rMin.

                                                                                {
  GlobalVector ts = absolute_ts.globalParameters().position() - vprim;
  GlobalVector gp = absolute_gp - vprim;

  float rDiff = gp.perp() - ts.perp();
  float rMin = theRMin;
  float rMax = theRMax;
  float myZ = gp.z();
  if ((std::abs(myZ) > 70.f) & (std::abs(myZ) < 170.f)) {
    rMin = theRMinI;
    rMax = theRMaxI;
  }

  if ((rDiff >= rMax) | (rDiff <= rMin))
    return false;

  float phiDiff = -charge * normalizedPhi(gp.barePhi() - ts.barePhi());

  return (phiDiff < thePhiMax) & (phiDiff > thePhiMin);
}

Member Data Documentation

thePhiMax

float PixelHitMatcher::ForwardMeasurementEstimator::thePhiMax

Definition at line 83 of file PixelHitMatcher.h.

Referenced by PixelHitMatcher::set1stLayer(), and PixelHitMatcher::set2ndLayer().

thePhiMin

float PixelHitMatcher::ForwardMeasurementEstimator::thePhiMin

Definition at line 82 of file PixelHitMatcher.h.

Referenced by PixelHitMatcher::set1stLayer(), and PixelHitMatcher::set2ndLayer().

theRMax

float PixelHitMatcher::ForwardMeasurementEstimator::theRMax

Definition at line 85 of file PixelHitMatcher.h.

Referenced by PixelHitMatcher::set1stLayerZRange().

theRMaxI

const float PixelHitMatcher::ForwardMeasurementEstimator::theRMaxI

Definition at line 87 of file PixelHitMatcher.h.

theRMin

float PixelHitMatcher::ForwardMeasurementEstimator::theRMin

Definition at line 84 of file PixelHitMatcher.h.

Referenced by PixelHitMatcher::set1stLayerZRange().

theRMinI

const float PixelHitMatcher::ForwardMeasurementEstimator::theRMinI

Definition at line 86 of file PixelHitMatcher.h.