CDCDedxCosineEdge Class Reference

dE/dx special large cosine calibration to fix bending shoulder at large costh More...

#include <CDCDedxCosineEdge.h>

Inheritance diagram for CDCDedxCosineEdge:

Collaboration diagram for CDCDedxCosineEdge:

Public Member Functions
	CDCDedxCosineEdge ()
	Default constructor.
	CDCDedxCosineEdge (const std::vector< std::vector< double >> &largecosth)
	Constructor.
	~CDCDedxCosineEdge ()
	Destructor.
int	getSize (const int side) const
	Get the number of bins of requested side. More...
double	getMean (int side, unsigned int ibin) const
	return calibration constant for given side and bin # More...
double	getMean (double costh) const
	return calibration constant for cosine value More...
double	getCosEdgePar (int side, unsigned int ibin) const
	return specific large cosine constants on give side More...
void	printCosEdgePars (int side)
	print large cosine constants array on requested side More...
void	setCosthEdgePar (int side, unsigned int ibin, double value)
	set specific hadron parameter More...

Private Member Functions
	ClassDef (CDCDedxCosineEdge, 1)
	ClassDef.

Private Attributes
std::vector< std::vector< double > >	m_largeCos
	ADC vs corrected ADC mapping.

Detailed Description

dE/dx special large cosine calibration to fix bending shoulder at large costh

Definition at line 27 of file CDCDedxCosineEdge.h.

Member Function Documentation

getCosEdgePar()

double getCosEdgePar ( int  side, unsigned int  ibin  ) const

inline

return specific large cosine constants on give side

Parameters

side	<0 for backward and >0 for forward
ibin	is bin number for given costh

Definition at line 145 of file CDCDedxCosineEdge.h.

    {
 
      std::vector<double> temp;
      double coslow = 0.0, coshigh = 0.0;
      if (side < 0) {
        temp = m_largeCos[0];
        coslow = -0.870; coshigh = -0.850;
      } else if (side > 0) {
        temp = m_largeCos[1];
        coslow = 0.950; coshigh = 0.960;
      } else {
        B2ERROR("CDCDedxCosineEdge:choose > 0 for forward and <0 for backward side");
        return  -99.0;
      }
 
      if (ibin >= temp.size()) {
        B2ERROR("CDCDedxCosineEdge:Problem with bin index: choose 0 and " << temp.size() - 1); //
        return -99.0;
      }
 
      if (temp.size() == 0)return -99.0;
      double bw = abs(coshigh - coslow) / temp.size();
      double bc = coslow  + (0.5 + ibin) * bw; //bin centre
      std::cout << "Par # " << ibin << ", costh bin centre = " << bc << ", const =" << temp[ibin] << std::endl;
      return temp[ibin];
    };

getMean() [1/2]

double getMean ( double  costh ) const

inline

return calibration constant for cosine value

Parameters

costh

is a signed cosine theta value so by definition it recog it's side

Definition at line 89 of file CDCDedxCosineEdge.h.

getMean() [2/2]

double getMean ( int  side, unsigned int  ibin  ) const

inline

return calibration constant for given side and bin #

Parameters

side	<0 for backward and >0 for forward
ibin	is bin number for given costh

Definition at line 66 of file CDCDedxCosineEdge.h.

getSize()

int getSize ( const int  side ) const

inline

Get the number of bins of requested side.

Parameters

side	<0 for backward and >0 for forward

Definition at line 49 of file CDCDedxCosineEdge.h.

printCosEdgePars()

void printCosEdgePars ( int  side )

inline

print large cosine constants array on requested side

Parameters

side	<0 for backward and >0 for forward constants

Definition at line 177 of file CDCDedxCosineEdge.h.

setCosthEdgePar()

void setCosthEdgePar ( int  side, unsigned int  ibin, double  value  )

inline

set specific hadron parameter

Parameters

side	0 for backward and 1 for forward
ibin	number starts from 0
value	of parameter to set

Definition at line 208 of file CDCDedxCosineEdge.h.

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The documentation for this class was generated from the following file:

• reconstruction/dbobjects/include/CDCDedxCosineEdge.h