QGpCoreTools::Histogram Class Reference

Brief description of class still missing. More...

#include <Histogram.h>

Inheritance diagram for QGpCoreTools::Histogram:

List of all members.

Public Member Functions
void	addValue (double v)
QVector< Rect >	boxes () const
void	clear ()
	Histogram ()
Rect	limits () const
RealStatisticalValue	mean () const
RealStatisticalValue	median () const
RealStatisticalValue	mode () const
void	normalize ()
SamplingOptions	sampling () const
void	setSampling (int n, double min, double max, SamplingOptions sampling)
	~Histogram ()

---

Detailed Description

Brief description of class still missing.

Full description of class still missing

---

Constructor & Destructor Documentation

QGpCoreTools::Histogram::Histogram

(

)

Description of constructor still missing

References TRACE.

    : Curve<Point2D>()
  {
    TRACE;
    _lastClass=0.0;
  }

QGpCoreTools::Histogram::~Histogram

(

)

Description of destructor still missing

References TRACE.

  {
    TRACE;
  }

---

Member Function Documentation

void QGpCoreTools::Histogram::addValue

(

double

v

)

References QGpCoreTools::Curve< Point2D >::count(), QGpCoreTools::Curve< Point2D >::indexAfter(), QGpCoreTools::Point2D::setY(), TRACE, and QGpCoreTools::Point2D::y().

Referenced by Acquisition::apparentResistivityHistogram(), Acquisition::currentHistogram(), Acquisition::variabilityHistogram(), and Acquisition::voltageHistogram().

  {
    TRACE;
    int i=indexAfter(v);
    if(i<count()) {
      Point2D& p=(*this)[i];
      p.setY(p.y()+1.0);
    } else {
      _lastClass++;
    }
  }

QVector< Rect > QGpCoreTools::Histogram::boxes

(

)

const

References QGpCoreTools::Curve< Point2D >::at(), QGpCoreTools::Curve< Point2D >::count(), QGpCoreTools::Point2D::setX(), TRACE, and QGpCoreTools::Point2D::x().

Referenced by SciFigs::HistogramLayer::paintData().

  {
    TRACE;
    QVector<Rect> rects;
    int n=count();
    Point2D lastp(-1e99,0.0);
    for(int i=0; i<n; i++) {
      const Point2D& p=at(i);
      rects.append(Rect(lastp, p));
      lastp.setX(p.x());
    }
    rects.append(Rect(Point2D(lastp.x(), _lastClass), Point2D(1e99, 0.0)));
    return rects;
  }

void QGpCoreTools::Histogram::clear

(

)

Reimplemented from QGpCoreTools::Curve< Point2D >.

References QGpCoreTools::Curve< Point2D >::count(), QGpCoreTools::Curve< Point2D >::first(), QGpCoreTools::Curve< Point2D >::last(), setSampling(), and TRACE.

  {
    TRACE;
    if(count()>1) {
      setSampling(count(), first().x(), last().x(), _sampling);
    } else {
      Curve<Point2D>::clear();
      _lastClass=0.0;
    }
  }

Rect QGpCoreTools::Histogram::limits

(

)

const

References QGpCoreTools::Curve< Point2D >::at(), QGpCoreTools::Curve< Point2D >::first(), QGpCoreTools::Curve< Point2D >::last(), QGpCoreTools::Curve< Point2D >::maximumY(), TRACE, and QGpCoreTools::Point2D::y().

Referenced by SciFigs::HistogramLayer::boundingRect().

  {
    TRACE;
    double m=at(maximumY()).y();
    if(_lastClass>m) {
      m=_lastClass;
    }
    return Rect(first().x(), 0.0, last().x(), m);
  }

RealStatisticalValue QGpCoreTools::Histogram::mean

(

)

const

  {

  }

RealStatisticalValue QGpCoreTools::Histogram::median

(

)

const

  {

  }

RealStatisticalValue QGpCoreTools::Histogram::mode

(

)

const

  {

  }

void QGpCoreTools::Histogram::normalize

(

)

The two ending classes are not considered: infinite width with eventually a an infinite area. In fact, it assumes that these classes are null.

References QGpCoreTools::Rect::area(), QGpCoreTools::Curve< Point2D >::at(), QGpCoreTools::Curve< Point2D >::count(), QGpCoreTools::Curve< Point2D >::first(), QGpCoreTools::Point2D::setX(), QGpCoreTools::Point2D::setY(), TRACE, QGpCoreTools::Point2D::x(), and QGpCoreTools::Point2D::y().

  {
    TRACE;
    int n=count();
    Point2D lastp(first().x(),0.0);
    double area=0.0;
    for(int i=1; i<n; i++) {
      const Point2D& p=at(i);
      Rect r(lastp, p);
      area+=r.area();
      lastp.setX(p.x());
    }
    double factor=1.0/area;
    for(int i=1; i<n; i++) {
      Point2D& p=(*this)[i];
      Rect r(lastp, p);
      p.setY(p.y()*r.area()*factor);
      lastp.setX(p.x());
    }
  }

SamplingOptions QGpCoreTools::Histogram::sampling

(

)

const [inline]

Referenced by setSampling().

{return _sampling;}

void QGpCoreTools::Histogram::setSampling	(	int	n,
		double	min,
		double	max,
		SamplingOptions	sampling
	)

References QGpCoreTools::Function, QGpCoreTools::Curve< Point2D >::line(), QGpCoreTools::Curve< Point2D >::resample(), sampling(), and TRACE.

Referenced by Acquisition::apparentResistivityHistogram(), clear(), Acquisition::currentHistogram(), Acquisition::variabilityHistogram(), and Acquisition::voltageHistogram().

  {
    TRACE;
    _sampling=sampling;
    line(Point2D(min, 0.0), Point2D(max, 0.0));
    resample(n, min, max, _sampling | Function);
    _lastClass=0.0;
  }

---

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

• QGpCoreTools/Histogram.h
• QGpCoreTools/Histogram.cpp