hit::ICARUShitFitCache Class Reference

Customized function cache for ICARUS hit shape. More...

Inheritance diagram for hit::ICARUShitFitCache:

Public Member Functions
	ICARUShitFitCache (std::string const &new_name="ICARUShitFitCache")
	Constructor (see base class constructor). More...
Public Member Functions inherited from hit::GausFitCache
	GausFitCache (std::string new_name="GausFitCache")
	Constructor; optionally set the name of the repository. More...
virtual	~GausFitCache ()
	Destructor. More...
std::string	GetName () const
	Return the name of this cache. More...
virtual TF1 *	Get (size_t nFunc)
	Returns a function sum of nFunc base functions. More...
virtual TF1 *	GetClone (size_t nGaus)
virtual std::string	FunctionName (size_t nFunc) const
	Returns a name for the function with nFunc base functions. More...

Static Public Member Functions
static Double_t	fitf (Double_t const *x, Double_t const *par)
	ICARUS hit shape. More...

Protected Member Functions
virtual TF1 *	CreateFunction (size_t nFunc) const
	Creates and returns the function with specified number of peaks. More...

Additional Inherited Members
Protected Attributes inherited from hit::GausFitCache
std::string	name
	name of the cache More...
std::vector< TF1 * >	funcs

Detailed Description

Customized function cache for ICARUS hit shape.

Definition at line 68 of file ICARUSHitFinder_module.cc.

Constructor & Destructor Documentation

hit::ICARUShitFitCache::ICARUShitFitCache ( std::string const &  new_name = "ICARUShitFitCache" )

inline

Constructor (see base class constructor).

Definition at line 72 of file ICARUSHitFinder_module.cc.

        : hit::GausFitCache(new_name)
        {}

Member Function Documentation

virtual TF1* hit::ICARUShitFitCache::CreateFunction ( size_t  nFunc ) const

inlineprotectedvirtual

Creates and returns the function with specified number of peaks.

Reimplemented from hit::GausFitCache.

Definition at line 82 of file ICARUSHitFinder_module.cc.

          {
               unsigned int const nPeaks = nFunc;
               std::string const func_name = FunctionName(nFunc);
               auto* pF = new TF1(func_name.c_str(), fitf, 0.0, 1.0, 1 + nFunc * 5);
               pF->SetParName(0, "NPeaks");
               pF->FixParameter(0, (double) nPeaks);
               return pF;
          } // CreateFunction()

Double_t hit::ICARUShitFitCache::fitf ( Double_t const *  x, Double_t const *  par  )

static

ICARUS hit shape.

Definition at line 1364 of file ICARUSHitFinder_module.cc.

        {
            int const npeaks=(int)(par[0]);
            Double_t fitval=0;
            for(int jp=0;jp<npeaks;jp++)
                fitval += par[5*jp+1]+par[5*jp+2]*TMath::Exp(-(x[0]-par[5*jp+3])/par[5*jp+4])/(1+TMath::Exp(-(x[0]-par[5*jp+3])/par[5*jp+5]));
            return fitval;
        }

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

• ICARUSHitFinder_module.cc