pappso::FilterMorphoAntiSpike Class Reference

anti spike filter set to zero alone values inside the window More...

#include <filtermorpho.h>

Inheritance diagram for pappso::FilterMorphoAntiSpike:

Public Member Functions
	FilterMorphoAntiSpike (std::size_t half_window_size)
	FilterMorphoAntiSpike (const QString &strBuildParams)
	FilterMorphoAntiSpike (const FilterMorphoAntiSpike &other)
virtual	~FilterMorphoAntiSpike ()
FilterMorphoAntiSpike &	operator= (const FilterMorphoAntiSpike &other)
Trace &	filter (Trace &data_points) const override
std::size_t	getHalfWindowSize () const
void	buildFilterFromString (const QString &strBuildParams) override
	build this filter using a string
QString	toString () const override
QString	name () const override
Public Member Functions inherited from pappso::FilterNameInterface
virtual	~FilterNameInterface ()
Public Member Functions inherited from pappso::FilterInterface
virtual	~FilterInterface ()

Private Attributes
std::size_t	m_halfWindowSize = 0

Additional Inherited Members

Detailed Description

anti spike filter set to zero alone values inside the window

Definition at line 157 of file filtermorpho.h.

Constructor & Destructor Documentation

FilterMorphoAntiSpike() [1/3]

FilterMorphoAntiSpike::FilterMorphoAntiSpike

(

std::size_t

half_window_size

)

Definition at line 275 of file filtermorpho.cpp.

  : m_halfWindowSize(half_window_size)
{
}

FilterMorphoAntiSpike() [2/3]

pappso::FilterMorphoAntiSpike::FilterMorphoAntiSpike

(

const QString &

strBuildParams

)

Parameters

strBuildParams

string to build the filter "antiSpike|2"

Definition at line 285 of file filtermorpho.cpp.

{
  buildFilterFromString(strBuildParams);
}

FilterMorphoAntiSpike() [3/3]

FilterMorphoAntiSpike::FilterMorphoAntiSpike

(

const FilterMorphoAntiSpike &

other

)

Definition at line 280 of file filtermorpho.cpp.

  : m_halfWindowSize(other.m_halfWindowSize)
{
}

~FilterMorphoAntiSpike()

virtual pappso::FilterMorphoAntiSpike::~FilterMorphoAntiSpike ( )

inlinevirtual

Definition at line 171 of file filtermorpho.h.

{};

Member Function Documentation

buildFilterFromString()

void pappso::FilterMorphoAntiSpike::buildFilterFromString ( const QString &  strBuildParams )

overridevirtual

build this filter using a string

Parameters

strBuildParams

a string coding the filter and its parameters "filterName|param1;param2;param3"

Implements pappso::FilterNameInterface.

Definition at line 292 of file filtermorpho.cpp.

{
  //"antiSpike|2"
  if(strBuildParams.startsWith("antiSpike|"))
    {
      QStringList params = strBuildParams.split("|").back().split(";");
 
      m_halfWindowSize = params.at(0).toUInt();
    }
  else
    {
      throw pappso::ExceptionNotRecognized(
        QString("building FilterMorphoAntiSpike from string %1 is not possible")
          .arg(strBuildParams));
    }
}

filter()

Trace & FilterMorphoAntiSpike::filter ( Trace &  data_points ) const

overridevirtual

Implements pappso::FilterInterface.

Definition at line 339 of file filtermorpho.cpp.

{
  // qDebug();
  if(m_halfWindowSize == 0)
    return data_points;
  if(data_points.size() < m_halfWindowSize)
    return data_points;
  Trace old_trace(data_points);
  auto it        = old_trace.begin();
  auto it_target = data_points.begin();
  auto itw       = old_trace.begin();
 
  auto itend = old_trace.end() - m_halfWindowSize - 1;
  // new_trace.reserve(data_points.size());
 
  // qDebug();
  while((it != old_trace.end()) &&
        (std::distance(old_trace.begin(), it) < (int)m_halfWindowSize))
    {
      // no anti spike at the begining of the signal
      it++;
      it_target++;
    }
  // qDebug();
  while((it != itend) && (it != old_trace.end()))
    {
      // qDebug();
      auto itwend = it + m_halfWindowSize + 1;
      itw         = findDifferentYvalue(it - m_halfWindowSize, it + 1, 0);
      if(itw == it)
        {
          // qDebug();
          itw = findDifferentYvalue(it + 1, itwend, 0);
          if(itw == itwend)
            {
              it_target->y = 0;
            }
          // qDebug();
        }
 
      // qDebug();
      it++;
      it_target++;
    }
 
  return data_points;
}

References pappso::findDifferentYvalue(), and m_halfWindowSize.

getHalfWindowSize()

std::size_t FilterMorphoAntiSpike::getHalfWindowSize

(

)

const

Definition at line 334 of file filtermorpho.cpp.

{
  return m_halfWindowSize;
}

References m_halfWindowSize.

name()

QString pappso::FilterMorphoAntiSpike::name ( ) const

overridevirtual

Implements pappso::FilterNameInterface.

Definition at line 319 of file filtermorpho.cpp.

{
  return "antiSpike";
}

operator=()

FilterMorphoAntiSpike & FilterMorphoAntiSpike::operator=

(

const FilterMorphoAntiSpike &

other

)

Definition at line 326 of file filtermorpho.cpp.

{
  m_halfWindowSize = other.m_halfWindowSize;
 
  return *this;
}

References m_halfWindowSize.

toString()

QString pappso::FilterMorphoAntiSpike::toString ( ) const

overridevirtual

Implements pappso::FilterNameInterface.

Definition at line 311 of file filtermorpho.cpp.

{
  QString strCode = QString("antiSpike|%1").arg(m_halfWindowSize);
 
  return strCode;
}

Member Data Documentation

m_halfWindowSize

std::size_t pappso::FilterMorphoAntiSpike::m_halfWindowSize = 0

private

Definition at line 160 of file filtermorpho.h.

Referenced by filter(), getHalfWindowSize(), and operator=().

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

• pappsomspp/processing/filters/filtermorpho.h
• pappsomspp/processing/filters/filtermorpho.cpp