caldata::RawDigitFilterAlg Class Reference

Inheritance diagram for caldata::RawDigitFilterAlg:

Public Member Functions
	RawDigitFilterAlg (const fhicl::ParameterSet &pset)
	~RawDigitFilterAlg ()
	Destructor. More...
void	configure (const fhicl::ParameterSet &pset) override
void	initializeHistograms (art::TFileDirectory &) const override
size_t	plane () const override
void	FilterWaveform (RawDigitVector &, size_t, size_t, float=0.) const override
Public Member Functions inherited from caldata::IRawDigitFilter
virtual	~IRawDigitFilter () noexcept=default

Private Member Functions
void	doAdaptiveFilter (RawDigitVector &) const

Private Attributes
float	fTruncMeanFraction
	Fraction for truncated mean. More...
size_t	fStructuringElement
	Structuring element to use with Top Hat filter. More...
bool	fFillHistograms
	if true then will fill diagnostic hists More...
size_t	fPlane
RawDigitCharacterizationAlg	fCharacterizationAlg
art::ServiceHandle< geo::Geometry >	fGeometry
	pointer to Geometry service More...

Detailed Description

Definition at line 26 of file RawDigitFilterAlg_tool.cc.

Constructor & Destructor Documentation

caldata::RawDigitFilterAlg::RawDigitFilterAlg ( const fhicl::ParameterSet &  pset )

explicit

Constructor.

Arguments:

pset - Fcl parameters.

Definition at line 66 of file RawDigitFilterAlg_tool.cc.

                                                                   :
    fPlane(0),
    fCharacterizationAlg(pset)
{
    configure(pset);

    // Report.
    mf::LogInfo("RawDigitFilterAlg") << "RawDigitFilterAlg configured\n";
}

caldata::RawDigitFilterAlg::~RawDigitFilterAlg

(

)

Destructor.

Definition at line 78 of file RawDigitFilterAlg_tool.cc.

{}

Member Function Documentation

void caldata::RawDigitFilterAlg::configure ( const fhicl::ParameterSet &  pset )

overridevirtual

Reconfigure method.

Arguments:

pset - Fcl parameter set.

Implements caldata::IRawDigitFilter.

Definition at line 88 of file RawDigitFilterAlg_tool.cc.

{
    fTruncMeanFraction     = pset.get<float> ("TruncMeanFraction",  0.15);
    fStructuringElement    = pset.get<size_t>("StructuringElement",   30);
    fFillHistograms        = pset.get<bool>  ("FillHistograms",    false);
    
    fCharacterizationAlg.reconfigure(pset);
}

void caldata::RawDigitFilterAlg::doAdaptiveFilter ( RawDigitVector &  ) const

private

void caldata::RawDigitFilterAlg::FilterWaveform ( RawDigitVector &  dataVec, size_t  channel, size_t  cnt, float  pedestal = 0.  ) const

overridevirtual

Implements caldata::IRawDigitFilter.

Definition at line 103 of file RawDigitFilterAlg_tool.cc.

{
    // We need to start by collecting mean/rms
    float truncMean;
    float rmsVal;
    int   numBins;
    
    fCharacterizationAlg.getMeanAndRms(dataVec, truncMean, rmsVal, numBins);
    
    // Declare erosion vector
    std::vector<float> meanVec;
    
    meanVec.resize(dataVec.size(), 0);
    std::vector<float>::iterator meanVecItr = meanVec.begin();
    
    size_t halfStructure(fStructuringElement/2);
    
    float runningSum(0.);
    
    for(size_t idx = 0; idx < halfStructure - 1; idx++) runningSum += dataVec[idx];
    
    // First pass through to build the erosion vector
    for(RawDigitVector::iterator dataItr = dataVec.begin(); dataItr != dataVec.end(); dataItr++)
    {
        size_t startOffset = std::distance(dataVec.begin(),dataItr);
        size_t stopOffset  = std::distance(dataItr,dataVec.end());
        size_t count       = std::min(2 * halfStructure, std::min(startOffset + halfStructure, halfStructure + stopOffset));
        
        if (startOffset >  halfStructure) runningSum -= *(dataItr - halfStructure - 1);
        if (stopOffset  >= halfStructure) runningSum += *(dataItr + halfStructure - 1);
        
        float adaptVal = runningSum / float(count) - truncMean;
        
        *meanVecItr++ = adaptVal;
    }
    
    // Now do baseline correction
    for(size_t idx = 0; idx < dataVec.size(); idx++)
        dataVec[idx] = dataVec[idx] - std::round(meanVec[idx]);

    return;
}

void caldata::RawDigitFilterAlg::initializeHistograms ( art::TFileDirectory &  tfs ) const

overridevirtual

Implements caldata::IRawDigitFilter.

Definition at line 97 of file RawDigitFilterAlg_tool.cc.

{
    
    return;
}

size_t caldata::RawDigitFilterAlg::plane ( ) const

inlineoverridevirtual

Implements caldata::IRawDigitFilter.

Definition at line 37 of file RawDigitFilterAlg_tool.cc.

{return fPlane;}

Member Data Documentation

RawDigitCharacterizationAlg caldata::RawDigitFilterAlg::fCharacterizationAlg

private

Definition at line 53 of file RawDigitFilterAlg_tool.cc.

bool caldata::RawDigitFilterAlg::fFillHistograms

private

if true then will fill diagnostic hists

Definition at line 48 of file RawDigitFilterAlg_tool.cc.

art::ServiceHandle<geo::Geometry> caldata::RawDigitFilterAlg::fGeometry

private

pointer to Geometry service

Definition at line 56 of file RawDigitFilterAlg_tool.cc.

size_t caldata::RawDigitFilterAlg::fPlane

private

Definition at line 50 of file RawDigitFilterAlg_tool.cc.

size_t caldata::RawDigitFilterAlg::fStructuringElement

private

Structuring element to use with Top Hat filter.

Definition at line 47 of file RawDigitFilterAlg_tool.cc.

float caldata::RawDigitFilterAlg::fTruncMeanFraction

private

Fraction for truncated mean.

Definition at line 46 of file RawDigitFilterAlg_tool.cc.

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

• RawDigitFilterAlg_tool.cc