RectangularStripTopology Class Reference

#include <RectangularStripTopology.h>

Inheritance diagram for RectangularStripTopology:

Public Member Functions
virtual int	channel (const LocalPoint &lp) const
virtual float	coveredStrips (const LocalPoint &lp1, const LocalPoint &lp2) const
virtual LocalError	localError (float strip, float stripErr2) const
virtual LocalError	localError (const MeasurementPoint &, const MeasurementError &) const
virtual float	localPitch (const LocalPoint &) const
virtual LocalPoint	localPosition (float strip) const
virtual LocalPoint	localPosition (const MeasurementPoint &) const
virtual float	localStripLength (const LocalPoint &) const
virtual MeasurementError	measurementError (const LocalPoint &, const LocalError &) const
virtual MeasurementPoint	measurementPosition (const LocalPoint &) const
virtual int	nstrips () const
virtual float	pitch () const
	RectangularStripTopology (int nstrips, float pitch, float detlength)
virtual float	strip (const LocalPoint &) const
virtual float	stripAngle (float strip) const
virtual float	stripLength () const
Public Member Functions inherited from StripTopology
virtual LocalError	localError (float strip, float stripErr2, const Topology::LocalTrackPred &) const
	conversion taking also the angle from the predicted track state More...
virtual float	localPitch (const LocalPoint &lp, const Topology::LocalTrackAngles &) const
	conversion taking also the angle from the track state (LocalTrajectoryParameters) More...
virtual LocalPoint	localPosition (float strip, const Topology::LocalTrackPred &) const
	conversion taking also the predicted track state More...
virtual float	localStripLength (const LocalPoint &lp, const Topology::LocalTrackAngles &) const
	conversion taking also the angle from the track state (LocalTrajectoryParameters) More...
virtual float	strip (const LocalPoint &lp, const Topology::LocalTrackAngles &) const
	conversion taking also the angle from the track state (LocalTrajectoryParameters) More...
virtual	~StripTopology ()
Public Member Functions inherited from Topology
virtual int	channel (const LocalPoint &lp, const LocalTrackAngles &) const
	conversion taking also the angle from the track state More...
virtual LocalError	localError (const MeasurementPoint &mp, const MeasurementError &me, const LocalTrackPred &) const
	conversion taking also the angle from the predicted track state More...
virtual LocalPoint	localPosition (const MeasurementPoint &mp, const LocalTrackPred &) const
	conversion taking also the angle from the predicted track state More...
virtual MeasurementError	measurementError (const LocalPoint &lp, const LocalError &le, const LocalTrackAngles &) const
	conversion taking also the angle from the track state More...
virtual MeasurementPoint	measurementPosition (const LocalPoint &lp, const LocalTrackAngles &) const
	conversion taking also the angle from the track state More...
virtual	~Topology ()

Private Attributes
int	theNumberOfStrips
float	theOffset
float	thePitch
float	theStripLength

Additional Inherited Members
Public Types inherited from Topology
typedef Point2DBase< double, LocalTag >	Local2DPoint
typedef Vector2D::MathVector	MathVector2D
typedef Basic2DVector< double >	Vector2D

Detailed Description

Specialised strip topology for rectangular barrel detectors. The strips are parallel to the local Y axis, so X is the precisely measured coordinate.

Definition at line 11 of file RectangularStripTopology.h.

Constructor & Destructor Documentation

RectangularStripTopology::RectangularStripTopology	(	int	nstrips,
		float	pitch,
		float	detlength
	)

Definition at line 7 of file RectangularStripTopology.cc.

References gather_cfg::cout, theNumberOfStrips, theOffset, and thePitch.

                                                                           : 
  thePitch(p), theNumberOfStrips(ns), theStripLength(l) { 
  theOffset = -0.5f*theNumberOfStrips * thePitch;

#ifdef VERBOSE
  cout <<"Constructing RectangularStripTopology with"
       <<" nstrips = "<<ns
       <<" pitch = "<<p
       <<" length = "<<l
       <<endl;
#endif
}

Member Function Documentation

virtual int RectangularStripTopology::channel ( const LocalPoint &  lp ) const

inlinevirtual

Implements Topology.

Definition at line 37 of file RectangularStripTopology.h.

References min(), strip(), and theNumberOfStrips.

{  return std::min(int(strip(lp)),theNumberOfStrips-1); }

float RectangularStripTopology::coveredStrips ( const LocalPoint &  lp1, const LocalPoint &  lp2  ) const

virtual

Reimplemented from StripTopology.

Definition at line 54 of file RectangularStripTopology.cc.

References thePitch, and PV3DBase< T, PVType, FrameType >::x().

                                                                                           {
  return (lp1.x()-lp2.x())/thePitch;
}

LocalError RectangularStripTopology::localError ( float  strip, float  stripErr2  ) const

virtual

Implements StripTopology.

Definition at line 31 of file RectangularStripTopology.cc.

References f, thePitch, and theStripLength.

                                                                  {
  return LocalError(stripErr2 * thePitch*thePitch,
            0.f,
            theStripLength*theStripLength*(1.f/12.f));
}

LocalError RectangularStripTopology::localError ( const MeasurementPoint &  , const MeasurementError &  merr  ) const

virtual

Implements Topology.

Definition at line 38 of file RectangularStripTopology.cc.

References thePitch, theStripLength, MeasurementError::uu(), MeasurementError::uv(), and MeasurementError::vv().

                                     {
  return LocalError(merr.uu() * thePitch*thePitch,
            merr.uv() * thePitch*theStripLength,
            merr.vv() * theStripLength*theStripLength);
}

virtual float RectangularStripTopology::localPitch ( const LocalPoint &  ) const

inlinevirtual

Implements StripTopology.

Definition at line 41 of file RectangularStripTopology.h.

References thePitch.

{ return thePitch;}

LocalPoint RectangularStripTopology::localPosition ( float  strip ) const

virtual

Implements StripTopology.

Definition at line 21 of file RectangularStripTopology.cc.

References f, theOffset, and thePitch.

Referenced by RPCEfficiency::analyze(), DTSegtoRPC::DTSegtoRPC(), RPCSimSimple::simulateNoise(), RPCSimParam::simulateNoise(), RPCSimAverageNoiseEff::simulateNoise(), RPCSimAverageNoiseEffCls::simulateNoise(), RPCSimAverage::simulateNoise(), RPCSimAverageNoise::simulateNoise(), RPCSimAsymmetricCls::simulateNoise(), and TracktoRPC::TracktoRPC().

                                                         {
  return LocalPoint( strip*thePitch + theOffset, 0.0f);
}

LocalPoint RectangularStripTopology::localPosition ( const MeasurementPoint &  mp ) const

virtual

Implements Topology.

Definition at line 26 of file RectangularStripTopology.cc.

References theOffset, thePitch, theStripLength, PV2DBase< T, PVType, FrameType >::x(), and PV2DBase< T, PVType, FrameType >::y().

                                                                        {
  return LocalPoint( mp.x()*thePitch+theOffset, mp.y()*theStripLength);
}

virtual float RectangularStripTopology::localStripLength ( const LocalPoint &  ) const

inlinevirtual

Implements StripTopology.

Definition at line 49 of file RectangularStripTopology.h.

References stripLength().

                                                            {
    return stripLength();
  }

MeasurementError RectangularStripTopology::measurementError ( const LocalPoint &  , const LocalError &  lerr  ) const

virtual

Implements Topology.

Definition at line 65 of file RectangularStripTopology.cc.

References thePitch, theStripLength, LocalError::xx(), LocalError::xy(), and LocalError::yy().

                                {
  return MeasurementError(lerr.xx()/(thePitch*thePitch),
              lerr.xy()/(thePitch*theStripLength),
              lerr.yy()/(theStripLength*theStripLength));
}

MeasurementPoint RectangularStripTopology::measurementPosition ( const LocalPoint &  lp ) const

virtual

Implements Topology.

Definition at line 59 of file RectangularStripTopology.cc.

References theOffset, thePitch, theStripLength, PV3DBase< T, PVType, FrameType >::x(), and PV3DBase< T, PVType, FrameType >::y().

                                                                        {
  return MeasurementPoint((lp.x()-theOffset)/thePitch,
                          lp.y()/theStripLength);
}

virtual int RectangularStripTopology::nstrips ( ) const

inlinevirtual

Implements StripTopology.

Definition at line 45 of file RectangularStripTopology.h.

References theNumberOfStrips.

{ return theNumberOfStrips;}

virtual float RectangularStripTopology::pitch ( ) const

inlinevirtual

Implements StripTopology.

Definition at line 39 of file RectangularStripTopology.h.

References thePitch.

Referenced by RPCEfficiency::analyze(), and DTSegtoRPC::DTSegtoRPC().

{ return thePitch; }

float RectangularStripTopology::strip ( const LocalPoint &  lp ) const

virtual

Implements StripTopology.

Definition at line 46 of file RectangularStripTopology.cc.

References theNumberOfStrips, theOffset, thePitch, and PV3DBase< T, PVType, FrameType >::x().

Referenced by channel().

                                                          {
  float aStrip = (lp.x() - theOffset) / thePitch;
  if (aStrip < 0 ) aStrip = 0;
  else if (aStrip > theNumberOfStrips)  aStrip = theNumberOfStrips;
  return aStrip;
}

virtual float RectangularStripTopology::stripAngle ( float  strip ) const

inlinevirtual

Implements StripTopology.

Definition at line 43 of file RectangularStripTopology.h.

{  return 0;}

virtual float RectangularStripTopology::stripLength ( ) const

inlinevirtual

Implements StripTopology.

Definition at line 47 of file RectangularStripTopology.h.

References theStripLength.

Referenced by RPCEfficiency::analyze(), DTSegtoRPC::DTSegtoRPC(), RPCSynchronizer::getSimHitBx(), localStripLength(), RPCSimSimple::simulateNoise(), RPCSimParam::simulateNoise(), RPCSimAverageNoise::simulateNoise(), RPCSimAverageNoiseEffCls::simulateNoise(), RPCSimAverageNoiseEff::simulateNoise(), RPCSimAverage::simulateNoise(), RPCSimAsymmetricCls::simulateNoise(), and TracktoRPC::TracktoRPC().

{return theStripLength;}

Member Data Documentation

int RectangularStripTopology::theNumberOfStrips

private

Definition at line 55 of file RectangularStripTopology.h.

Referenced by channel(), nstrips(), RectangularStripTopology(), and strip().

float RectangularStripTopology::theOffset

private

Definition at line 57 of file RectangularStripTopology.h.

Referenced by localPosition(), measurementPosition(), RectangularStripTopology(), and strip().

float RectangularStripTopology::thePitch

private

Definition at line 54 of file RectangularStripTopology.h.

Referenced by coveredStrips(), localError(), localPitch(), localPosition(), measurementError(), measurementPosition(), pitch(), RectangularStripTopology(), and strip().

float RectangularStripTopology::theStripLength

private

Definition at line 56 of file RectangularStripTopology.h.

Referenced by localError(), localPosition(), measurementError(), measurementPosition(), and stripLength().