JCALIBRATE::JTransmittance Struct Reference

Auxiliary data structure to handle transmittance of glass sphere due to sedimentation. More...

#include <JFitK40.hh>

Inheritance diagram for JCALIBRATE::JTransmittance:

Public Member Functions
	JTransmittance ()
	Default constructor.
size_t	getN () const
	Get number of fit parameters.
double	getValue (const double ct, const ring_pair pair) const
	Get weighed contribution of water and glass.
const JTransmittance_t &	getGradient (const double ct, const ring_pair pair) const
	Get gradient.
void	reset ()
	Reset.
void	set (const JTransmittance_t &parameters)
	Set parameters that are free to given values.

Static Public Member Functions
static const JTransmittance &	getInstance ()
	Get default values.

Private Attributes
JTransmittance_t	gradient

Friends
std::ostream &	operator<< (std::ostream &out, const JTransmittance &object)
	Write transmittances to output stream.

Detailed Description

Auxiliary data structure to handle transmittance of glass sphere due to sedimentation.

Definition at line 1054 of file JFitK40.hh.

Constructor & Destructor Documentation

JTransmittance()

JCALIBRATE::JTransmittance::JTransmittance ( )

inline

Default constructor.

Definition at line 1060 of file JFitK40.hh.

    {}

Member Function Documentation

getInstance()

static const JTransmittance & JCALIBRATE::JTransmittance::getInstance ( )

inlinestatic

Get default values.

Returns

transmittance

Definition at line 1069 of file JFitK40.hh.

    {
      static JTransmittance transmittance;
 
      for (int i = 0; i != NUMBER_OF_RINGS; ++i) {
        transmittance[i].set(1.0);
      }
 
      return transmittance;
    }

getN()

size_t JCALIBRATE::JTransmittance::getN ( ) const

inline

Get number of fit parameters.

Returns

number of parameters

Definition at line 1086 of file JFitK40.hh.

    {
      int N = 0;
 
      for (int i = 0; i != NUMBER_OF_RINGS; ++i) {
        if ((*this)[i].isFree()) {
          N += 1;
        }
      }
 
      return N;
    }

getValue()

double JCALIBRATE::JTransmittance::getValue ( const double ct, const ring_pair pair ) const

inline

Get weighed contribution of water and glass.

Parameters

ct	cosine angle between PMT axes
pair	PMT ring pair

Returns

fraction

Definition at line 1107 of file JFitK40.hh.

    {
      const double w = getWater(ct);
      
      return w * (*this)[pair.first].get() * (*this)[pair.second].get()  +  (1.0 - w);
    }

getGradient()

const JTransmittance_t & JCALIBRATE::JTransmittance::getGradient ( const double ct, const ring_pair pair ) const

inline

Get gradient.

Parameters

ct	cosine angle between PMT axes
pair	PMT ring pair

Returns

gradient

Definition at line 1122 of file JFitK40.hh.

    {
      gradient.reset();
 
      const double w = getWater(ct);
 
      gradient[pair.first]   +=  w * (*this)[pair.second].get();
      gradient[pair.second]  +=  w * (*this)[pair.first] .get();
 
      return gradient;
    }

reset()

void JCALIBRATE::JTransmittance_t::reset ( )

inlineinherited

Reset.

Definition at line 1029 of file JFitK40.hh.

    {
      for (int i = 0; i != NUMBER_OF_RINGS; ++i) {
        (*this)[i].set(0.0);
      }
    }

set()

void JCALIBRATE::JTransmittance_t::set ( const JTransmittance_t & parameters )

inlineinherited

Set parameters that are free to given values.

Parameters

parameters

parameters

Definition at line 1042 of file JFitK40.hh.

    {
      for (int i = 0; i != NUMBER_OF_RINGS; ++i) {
        if ((*this)[i].isFree()) { (*this)[i].set(parameters[i].get()); }
      }
    }

Friends And Related Symbol Documentation

operator<<

std::ostream & operator<< ( std::ostream & out, const JTransmittance & object )

friend

Write transmittances to output stream.

Parameters

out	output stream
object	transmittances

Returns

output stream

Definition at line 1142 of file JFitK40.hh.

    {
      using namespace std;
 
      for (int i = 0; i != NUMBER_OF_RINGS; ++i) {
        out << "transmittance[" << ring_type::getRing(i) << "] " << object[i].get() << endl;
      }
 
      return out;
    }

Member Data Documentation

gradient

JTransmittance_t JCALIBRATE::JTransmittance::gradient

mutableprivate

Definition at line 1154 of file JFitK40.hh.

---

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

• JFitK40.hh