Implementation of nuisance based on histogram. More...

#include <JNuisance.hh>

Inheritance diagram for JASTRONOMY::JNuisanceTH1:

Public Types
typedef JClonable< JClonable_t >::clone_type	clone_type

Public Member Functions
virtual	~JNuisanceTH1 ()
	Virtual destructor.

virtual std::istream &	read (std::istream &in) override
	Read nuisance from input stream.

virtual std::ostream &	write (std::ostream &out) const override
	Write nuisance to output stream.

double	get () const override
	Get value.

virtual clone_type	clone () const override
	Get clone of this object.

Public Attributes
std::string	filename

std::string	histname

Protected Member Functions
void	load ()
	Load histogram from file.

Protected Attributes
TFile *	in = NULL

TH1D *	h1 = NULL

Detailed Description

Implementation of nuisance based on histogram.

Definition at line 262 of file JNuisance.hh.

Member Typedef Documentation

◆ clone_type

template<class JClonable_t , class JDerived_t >

JClonable<JClonable_t>::clone_type JLANG::JClonable< JClonable_t, JDerived_t >::clone_type

inherited

Definition at line 61 of file JClonable.hh.

Constructor & Destructor Documentation

◆ ~JNuisanceTH1()

virtual JASTRONOMY::JNuisanceTH1::~JNuisanceTH1 ( )

inlinevirtual

Virtual destructor.

Definition at line 268 of file JNuisance.hh.

    {
      if (in != NULL) {
        in->Close();
      }
    }

Member Function Documentation

◆ read()

virtual std::istream & JASTRONOMY::JNuisanceTH1::read ( std::istream & in )

inlineoverridevirtual

Read nuisance from input stream.

Parameters

in	input stream

Returns: input stream

Definition at line 282 of file JNuisance.hh.

    {
      in >> this->filename
         >> this->histname;
 
      load();
 
      return in;
    }

◆ write()

virtual std::ostream & JASTRONOMY::JNuisanceTH1::write ( std::ostream & out ) const

inlineoverridevirtual

Write nuisance to output stream.

Parameters

out	output stream

Returns: output stream

Definition at line 299 of file JNuisance.hh.

    {
      return out << this->filename << ' '
                 << this->histname;
    }

◆ get()

double JASTRONOMY::JNuisanceTH1::get ( ) const

inlineoverride

Get value.

Returns: value

Definition at line 311 of file JNuisance.hh.

    {
      return h1->GetRandom(gRandom);
    }

◆ load()

void JASTRONOMY::JNuisanceTH1::load ( )

inlineprotected

Load histogram from file.

Definition at line 324 of file JNuisance.hh.

    {
      in = TFile::Open(filename.c_str(), "exist");
 
      if (in == NULL || !in->IsOpen()) {
        THROW(JFileOpenException, "File: " << filename << " not opened.");
      }
 
      h1 = dynamic_cast<TH1D*>(in->Get(histname.c_str()));
 
      if (h1 == NULL) {
        THROW(JValueOutOfRange, "Histogram: " << histname << " not found.");
      }
    }

◆ clone()

template<class JClonable_t , class JDerived_t >

virtual clone_type JLANG::JClonable< JClonable_t, JDerived_t >::clone ( ) const

inlineoverridevirtualinherited

Get clone of this object.

Returns: pointer to newly created object

Reimplemented in JPHYSICS::JPD0Transformer_t< JArgument_t >, JPHYSICS::JPDFTransformer< 2, JArgument_t >, JPHYSICS::JPDFTransformer< 3, JArgument_t >, JPHYSICS::JPDFTransformer< 4, JArgument_t >, JPHYSICS::JPDFTransformer< 5, JArgument_t >, JPHYSICS::JPDFTransformer_t< JArgument_t >, JPHYSICS::JPDGTransformer_t< JArgument_t >, and JTOOLS::JMultiMapTransformer< N, JArgument_t >::JMultiMapDefaultTransformer.

Definition at line 69 of file JClonable.hh.

    {
      return new JDerived_t(static_cast<const JDerived_t&>(*this));
    }

Member Data Documentation

◆ filename

std::string JASTRONOMY::JNuisanceTH1::filename

Definition at line 317 of file JNuisance.hh.

◆ histname

std::string JASTRONOMY::JNuisanceTH1::histname

Definition at line 318 of file JNuisance.hh.

◆ in

TFile* JASTRONOMY::JNuisanceTH1::in = NULL

mutableprotected

Definition at line 339 of file JNuisance.hh.

◆ h1

TH1D* JASTRONOMY::JNuisanceTH1::h1 = NULL