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Coin / src / elements / SoFocalDistanceElement.cpp

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/*!
  \class SoFocalDistanceElement Inventor/elements/SoFocalDistanceElement.h
  \brief The SoFocalDistanceElement class is yet to be documented.
  \ingroup elements

  FIXME: write doc.
*/

#include <Inventor/elements/SoFocalDistanceElement.h>


#include <cassert>

SO_ELEMENT_SOURCE(SoFocalDistanceElement);

/*!
  This static method initializes static data for the
  SoFocalDistanceElement class.
*/

void
SoFocalDistanceElement::initClass(void)
{
  SO_ELEMENT_INIT_CLASS(SoFocalDistanceElement, inherited);
}

/*!
  The destructor.
*/

SoFocalDistanceElement::~SoFocalDistanceElement(void)
{
}

//! FIXME: write doc.

void
SoFocalDistanceElement::init(SoState * state)
{
  inherited::init(state);
  this->data = getDefault();
}

//! FIXME: write doc.

void
SoFocalDistanceElement::set(SoState * const state, SoNode * const node,
                            const float distance)
{
  SoFloatElement::set(classStackIndex, state, node, distance);
}

//! FIXME: write doc.

void
SoFocalDistanceElement::set(SoState * const state, const float distance)
{
  SoFocalDistanceElement::set(state, NULL, distance);
}

//! FIXME: write doc.

float
SoFocalDistanceElement::get(SoState * const state)
{
  return SoFloatElement::get(classStackIndex, state);
}

//! FIXME: write doc.

float
SoFocalDistanceElement::getDefault()
{
  return 5.0f;
}