PixelTrackErrorParam Class Reference

#include <PixelTrackErrorParam.h>

Public Member Functions
double	errCot () const
double	errPhi () const
double	errPt () const
double	errTip () const
double	errZip () const
	PixelTrackErrorParam (double eta, double pt)

Private Attributes
unsigned int	theIEta
double	thePt
double	thePt2

Static Private Attributes
static const double	cotPar0_ [nEta]
static const double	cotPar1_ [nEta]
static const double	cotPar2_ [nEta]
static const unsigned int	nEta = 25
static const double	phiPar0_ [nEta]
static const double	phiPar1_ [nEta]
static const double	ptPar0_ [nEta]
static const double	ptPar1_ [nEta]
static const double	tipPar0_ [nEta]
static const double	tipPar1_ [nEta]
static const double	zipPar0_ [nEta]
static const double	zipPar1_ [nEta]

Detailed Description

Definition at line 5 of file PixelTrackErrorParam.h.

Constructor & Destructor Documentation

PixelTrackErrorParam()

PixelTrackErrorParam::PixelTrackErrorParam	(	double	eta,
		double	pt
	)

Definition at line 54 of file PixelTrackErrorParam.cc.

                                                                : thePt(pt) {
  theIEta = std::min(static_cast<unsigned int>(10. * fabs(eta)), nEta - 1);
  thePt2 = thePt * thePt;
}

References PVValHelper::eta, min(), nEta, theIEta, thePt, and thePt2.

Member Function Documentation

errCot()

double PixelTrackErrorParam::errCot ( ) const

inline

Definition at line 10 of file PixelTrackErrorParam.h.

{ return cotPar0_[theIEta] + cotPar1_[theIEta] / thePt + cotPar2_[theIEta] / thePt2; }

References cotPar0_, cotPar1_, cotPar2_, theIEta, thePt, and thePt2.

Referenced by PixelFitterByHelixProjections::run().

errPhi()

double PixelTrackErrorParam::errPhi ( ) const

inline

Definition at line 13 of file PixelTrackErrorParam.h.

{ return sqrt(phiPar0_[theIEta] + phiPar1_[theIEta] / thePt2); }

References phiPar0_, phiPar1_, mathSSE::sqrt(), theIEta, and thePt2.

Referenced by PixelFitterByHelixProjections::run().

errPt()

double PixelTrackErrorParam::errPt

(

)

const

Definition at line 59 of file PixelTrackErrorParam.cc.

                                         {
  double err = ptPar0_[theIEta] * thePt + ptPar1_[theIEta] * thePt2;
  double corr;
  if (thePt > 11.2)
    corr = 1.152;
  else if (thePt < 0.1)
    corr = 0.95;
  else
    corr = 7.68857e-01 + 6.79391e-02 * thePt + 2.65445e-02 / thePt - 3.02932e-03 * thePt2 + -9.57928e-04 / thePt2;
  err *= corr;
  return err;
}

References alignCSCRings::corr, runTheMatrix::err, ptPar0_, ptPar1_, theIEta, thePt, and thePt2.

Referenced by PixelFitterByHelixProjections::run().

errTip()

double PixelTrackErrorParam::errTip ( ) const

inline

Definition at line 11 of file PixelTrackErrorParam.h.

{ return sqrt(tipPar0_[theIEta] + tipPar1_[theIEta] / thePt2); }

References mathSSE::sqrt(), theIEta, thePt2, tipPar0_, and tipPar1_.

Referenced by PixelFitterByHelixProjections::run().

errZip()

double PixelTrackErrorParam::errZip ( ) const

inline

Definition at line 12 of file PixelTrackErrorParam.h.

{ return sqrt(zipPar0_[theIEta] + zipPar1_[theIEta] / thePt2); }

References mathSSE::sqrt(), theIEta, thePt2, zipPar0_, and zipPar1_.

Referenced by PixelFitterByHelixProjections::run().

Member Data Documentation

cotPar0_

const double PixelTrackErrorParam::cotPar0_

staticprivate

Initial value:

= {
    0.00213472,  0.00181974,  0.00141473,  0.00106457,  0.000889918, 0.000961023, 0.00116,    0.00115963, 0.00101409,
    0.000964437, 0.00113729,  0.00116469,  0.00101364,  0.00111189,  0.00104036,  0.00100723, 0.00106901, 0.000940168,
    0.000883219, 0.000736283, 0.000756613, 0.000906564, 0.00111986,  0.00136062,  0.00197484}

Definition at line 22 of file PixelTrackErrorParam.h.

Referenced by errCot().

cotPar1_

const double PixelTrackErrorParam::cotPar1_

staticprivate

Initial value:

= {
    0.000388201, 0.000451948, 0.00066852, 0.000904649, 0.00106097, 0.00102086, 0.00106799, 0.00110299, 0.00150064,
    0.00177285,  0.00194803,  0.00230273, 0.00300421,  0.00348461, 0.00432021, 0.00508771, 0.00611297, 0.00755584,
    0.00942645,  0.0118813,   0.013826,   0.0163194,   0.018632,   0.0220511,  0.0247037}

Definition at line 23 of file PixelTrackErrorParam.h.

Referenced by errCot().

cotPar2_

const double PixelTrackErrorParam::cotPar2_

staticprivate

Initial value:

= {
    0.000290315, 0.000300312, 0.000269851, 0.000273811, 0.000289154, 0.000371789, 0.000419882, 0.00051815,  0.00051251,
    0.000562468, 0.000648634, 0.000714208, 0.000691232, 0.000784168, 0.000780865, 0.000895448, 0.000941508, 0.00102813,
    0.00101404,  0.00111243,  0.00131101,  0.00133329,  0.0013636,   0.001091,    0.00131116}

Definition at line 24 of file PixelTrackErrorParam.h.

Referenced by errCot().

nEta

const unsigned int PixelTrackErrorParam::nEta = 25

staticprivate

Definition at line 19 of file PixelTrackErrorParam.h.

Referenced by PixelTrackErrorParam().

phiPar0_

const double PixelTrackErrorParam::phiPar0_

staticprivate

Initial value:

= {
    8.69733e-06, 8.63657e-06, 8.59294e-06, 8.58639e-06, 8.47653e-06, 8.07612e-06, 7.75151e-06, 7.41186e-06, 6.92146e-06,
    6.45626e-06, 6.13366e-06, 5.84499e-06, 5.37023e-06, 5.16333e-06, 4.52533e-06, 3.90497e-06, 3.63283e-06, 3.55382e-06,
    4.16804e-06, 5.5828e-06,  7.86881e-06, 1.19253e-05, 1.68948e-05, 2.2651e-05,  2.86073e-05}

Definition at line 29 of file PixelTrackErrorParam.h.

Referenced by errPhi().

phiPar1_

const double PixelTrackErrorParam::phiPar1_

staticprivate

Initial value:

= {
    1.19179e-05, 1.22353e-05, 1.25472e-05, 1.29066e-05, 1.35411e-05, 1.42899e-05, 1.52777e-05, 1.59837e-05, 1.75634e-05,
    1.93287e-05, 2.06825e-05, 2.34967e-05, 2.63522e-05, 2.79937e-05, 3.12305e-05, 3.45185e-05, 3.71191e-05, 4.08867e-05,
    4.39826e-05, 4.67677e-05, 5.41138e-05, 5.89463e-05, 5.9988e-05,  6.81183e-05, 7.61777e-05}

Definition at line 30 of file PixelTrackErrorParam.h.

Referenced by errPhi().

ptPar0_

const double PixelTrackErrorParam::ptPar0_

staticprivate

Initial value:

= {
    0.0494062, 0.0481573, 0.0494433, 0.0509793, 0.0518965, 0.0541088, 0.0564495, 0.058404,  0.0613199,
    0.0657811, 0.0668737, 0.0720964, 0.0752415, 0.0801675, 0.0837472, 0.0879407, 0.0905341, 0.0931733,
    0.095179,  0.0965753, 0.0988105, 0.100972,  0.102711,  0.108616,  0.113405}

Definition at line 20 of file PixelTrackErrorParam.h.

Referenced by errPt().

ptPar1_

const double PixelTrackErrorParam::ptPar1_

staticprivate

Initial value:

= {
    0.0239574, 0.0244798, 0.0239764, 0.0236808, 0.0233654, 0.0225266, 0.0217593, 0.0210034, 0.0199915,
    0.0185826, 0.0181862, 0.0170128, 0.0160879, 0.0148883, 0.0137523, 0.0120505, 0.011127,  0.0106431,
    0.0110392, 0.0122759, 0.014541,  0.0187583, 0.0232712, 0.029388,  0.0366684}

Definition at line 21 of file PixelTrackErrorParam.h.

Referenced by errPt().

theIEta

unsigned int PixelTrackErrorParam::theIEta

private

Definition at line 16 of file PixelTrackErrorParam.h.

Referenced by errCot(), errPhi(), errPt(), errTip(), errZip(), and PixelTrackErrorParam().

thePt

double PixelTrackErrorParam::thePt

private

Definition at line 17 of file PixelTrackErrorParam.h.

Referenced by errCot(), errPt(), and PixelTrackErrorParam().

thePt2

double PixelTrackErrorParam::thePt2

private

Definition at line 17 of file PixelTrackErrorParam.h.

Referenced by errCot(), errPhi(), errPt(), errTip(), errZip(), and PixelTrackErrorParam().

tipPar0_

const double PixelTrackErrorParam::tipPar0_

staticprivate

Initial value:

= {
    9.90634e-05, 9.84316e-05, 9.7779e-05,  9.7172e-05,  9.59827e-05, 9.12931e-05, 8.8664e-05,  8.4127e-05,  7.84482e-05,
    7.35595e-05, 6.88885e-05, 6.65879e-05, 6.13386e-05, 5.79879e-05, 5.25827e-05, 4.55881e-05, 4.29735e-05, 4.22894e-05,
    4.81632e-05, 6.1353e-05,  8.30893e-05, 0.000120545, 0.000161677, 0.000209437, 0.000253306}

Definition at line 25 of file PixelTrackErrorParam.h.

Referenced by errTip().

tipPar1_

const double PixelTrackErrorParam::tipPar1_

staticprivate

Initial value:

= {
    0.000125424, 0.000127228, 0.000130865, 0.000135964, 0.000141355, 0.000148999, 0.000156763, 0.000164105, 0.000180502,
    0.000199711, 0.000212115, 0.000238949, 0.00026887,  0.000284436, 0.000319527, 0.000354601, 0.000380476, 0.000423449,
    0.000465315, 0.000505804, 0.000589181, 0.000628609, 0.000646786, 0.000703491, 0.000768749}

Definition at line 26 of file PixelTrackErrorParam.h.

Referenced by errTip().

zipPar0_

const double PixelTrackErrorParam::zipPar0_

staticprivate

Initial value:

= {
    0.000169077, 0.000122234, 7.81059e-05, 4.62916e-05, 3.28052e-05, 3.76424e-05, 5.75582e-05, 5.63495e-05, 4.67628e-05,
    4.40946e-05, 6.15461e-05, 6.63201e-05, 5.73973e-05, 7.15086e-05, 6.90156e-05, 7.00145e-05, 8.36148e-05, 7.80617e-05,
    8.25872e-05, 7.79393e-05, 7.9259e-05,  9.05574e-05, 0.000128749, 0.000194952, 0.000303037}

Definition at line 27 of file PixelTrackErrorParam.h.

Referenced by errZip().

zipPar1_

const double PixelTrackErrorParam::zipPar1_

staticprivate

Initial value:

= {
    5.28294e-05, 5.31931e-05, 5.40785e-05, 6.07465e-05, 6.69913e-05, 7.49936e-05, 8.8254e-05,  0.000102271, 0.000130148,
    0.000160872, 0.000200952, 0.000259911, 0.000335115, 0.000446125, 0.0005964,   0.000774316, 0.0010434,   0.0014346,
    0.00197845,  0.00289929,  0.00390585,  0.00565505,  0.00724132,  0.00944603,  0.0119224}

Definition at line 28 of file PixelTrackErrorParam.h.

Referenced by errZip().