#include <HitRCheck.h>

Inheritance diagram for HitRCheck:

Public Types
typedef TkTrackingRegionsMargin< float >	Margin
Public Member Functions
virtual HitRCheck *	clone () const
	HitRCheck ()
	HitRCheck (const HitRZConstraint &rz, Margin margin=Margin(0, 0))
virtual bool	operator() (const float &r, const float &z) const
virtual Range	range (const float &z) const
void	setTolerance (const Margin &tolerance)
Private Attributes
HitRZConstraint	theRZ
Margin	theTolerance

Detailed Description

provides allowed range of radius R from HitRZConstraint at a given Z coordinate

Definition at line 10 of file HitRCheck.h.

Member Typedef Documentation

typedef TkTrackingRegionsMargin<float> HitRCheck::Margin

Definition at line 13 of file HitRCheck.h.

Constructor & Destructor Documentation

HitRCheck::HitRCheck ( ) [inline]

Definition at line 15 of file HitRCheck.h.

Referenced by clone().

{ }

HitRCheck::HitRCheck	(	const HitRZConstraint &	rz,
		Margin	margin = `Margin(0,0)`
	)		`[inline]`

Definition at line 16 of file HitRCheck.h.

    : theRZ(rz), theTolerance(margin) { }

Member Function Documentation

virtual HitRCheck* HitRCheck::clone ( void ) const [inline, virtual]

Implements HitRZCompatibility.

Definition at line 24 of file HitRCheck.h.

References HitRCheck().

{ return new HitRCheck(*this); }

virtual bool HitRCheck::operator()	(	const float &	r,
		const float &	z
	)		const `[inline, virtual]`

Implements HitRZCompatibility.

Definition at line 19 of file HitRCheck.h.

References PixelRecoRange< T >::inside(), and range().

    { return range(z).inside(r); }

HitRCheck::Range HitRCheck::range ( const float & z ) const [virtual]

Implements HitRZCompatibility.

Definition at line 4 of file HitRCheck.cc.

References PixelRecoLineRZ::cotLine(), TkTrackingRegionsMargin< T >::left(), HitRZConstraint::lineLeft(), HitRZConstraint::lineRight(), PixelRecoLineRZ::rAtZ(), TkTrackingRegionsMargin< T >::right(), theRZ, and theTolerance.

Referenced by operator()(), and HitEtaCheck::range().

{
  const float rBig = 150.; //something above the detector ranges
  const PixelRecoLineRZ & lineLeft = theRZ.lineLeft();
  const PixelRecoLineRZ & lineRight = theRZ.lineRight();

  if (z > 0.) {
    if (lineRight.cotLine() <= 0.) return Range(rBig, 0); //empty
    float rMin = lineRight.rAtZ(z);
    if (lineLeft.cotLine() <= 0) return Range(rMin-theTolerance.left(),rBig);
    float rMax = lineLeft.rAtZ(z);
    return Range(rMin-theTolerance.left(),rMax+theTolerance.right()); 
  } else {
    if (lineLeft.cotLine() >= 0.) return Range(rBig, 0); //empty 
    float rMin = lineLeft.rAtZ(z);
    if (lineRight.cotLine()>= 0) return Range(rMin-theTolerance.left(),rBig);
    float rMax = lineRight.rAtZ(z);
    return Range(rMin-theTolerance.left(),rMax+theTolerance.right());
  }
}