omni::visual::Tracker Struct Reference

#include <Tracker.h>

Inheritance diagram for omni::visual::Tracker:

Collaboration diagram for omni::visual::Tracker:

Public Member Functions
	Tracker ()
	Tracker (const QVector3D &_center, const PolarVec &_direction)
void	track (float _longitude, float _latitude, float _radius)
QVector3D	eye () const
	get tracker position More...
void	setEye (const QVector3D &_pos)
	Set eye position. More...
void	setCenter (QVector3D const &)
	Set center position. More...
QVector3D &	center ()
	Return center position. More...
QVector3D const &	center () const
	Return center position (const version) More...
void	setDirection (PolarVec const &)
	Set direction from polar vector. More...
void	setDistance (float _t)
	Set direction with a certain distance. More...
PolarVec &	direction ()
	Return direction as polar vector. More...
PolarVec const &	direction () const
	Return direction as polar vector (const version) More...
void	limitDistance (float _minDist, float _maxDist)
	Keep distance in limits. More...
virtual void	fromStream (QDataStream &)
	Deserialize from stream. More...
virtual void	toStream (QDataStream &) const
	Serialize to stream. More...

Private Attributes
QVector3D	center_
	target position More...
PolarVec	direction_
	tracker's postion relatively to target More...

Friends
bool	operator== (Tracker const &, Tracker const &)
	Test for equality. ScreenSetup is ignored. More...

Constructor & Destructor Documentation

omni::visual::Tracker::Tracker

(

)

                     :
      center_(0.0, 0.0, 0.0),
      direction_(0.0, 0.0, 1.0)
    {}

omni::visual::Tracker::Tracker	(	const QVector3D &	_center,
		const PolarVec &	_direction
	)

                                  :
      center_(_center),
      direction_(_direction)
    {}

Member Function Documentation

QVector3D & omni::visual::Tracker::center

(

)

Return center position.

    {
      return center_;
    }

QVector3D const & omni::visual::Tracker::center

(

)

const

Return center position (const version)

    {
      return center_;
    }

PolarVec & omni::visual::Tracker::direction

(

)

Return direction as polar vector.

    {
      return direction_;
    }

PolarVec const & omni::visual::Tracker::direction

(

)

const

Return direction as polar vector (const version)

    {
      return direction_;
    }

QVector3D omni::visual::Tracker::eye

(

)

const

get tracker position

    {
      return center_ + direction_.vec();
    }

void omni::visual::Tracker::fromStream ( QDataStream &  _is )

virtual

Deserialize from stream.

Reimplemented in omni::visual::Light, omni::visual::CameraInterface, and omni::visual::PerspectiveCamera.

    {
      PropertyMap _map;
      _is >> _map;
      _map.get("center",center_);
      _map.get("direction",direction_);
    }

void omni::visual::Tracker::limitDistance	(	float	_minDist,
		float	_maxDist
	)

Keep distance in limits.

    {
      float _r = direction_.radius();

      if (_minDist > _maxDist) std::swap(_minDist, _maxDist);

      if (_r < _minDist) direction_.setRadius(_minDist);

      if (_r > _maxDist) direction_.setRadius(_maxDist);
    }

void omni::visual::Tracker::setCenter

(

QVector3D const &

_center

)

Set center position.

    {
      center_ = _center;
    }

void omni::visual::Tracker::setDirection

(

PolarVec const &

_direction

)

Set direction from polar vector.

    {
      direction_ = _direction;
    }

void omni::visual::Tracker::setDistance

(

float

_t

)

Set direction with a certain distance.

    {
      direction_ = _t * direction_.normalized();
    }

void omni::visual::Tracker::setEye

(

const QVector3D &

_pos

)

Set eye position.

    {
      direction_ = _pos - center_;
    }

void omni::visual::Tracker::toStream ( QDataStream &  _os ) const

virtual

Serialize to stream.

Reimplemented in omni::visual::Light, omni::visual::CameraInterface, and omni::visual::PerspectiveCamera.

    {
      PropertyMap _map;
      _map("center",center_);
      _map("direction",direction_);
      _os << _map;
    }

void omni::visual::Tracker::track	(	float	_longitude,
		float	_latitude,
		float	_radius
	)

    {
      direction_ += PolarVec(Angle(_longitude), Angle(_latitude), _radius);
    }

Friends And Related Function Documentation

bool operator== ( Tracker const &  _lhs, Tracker const &  _rhs  )

friend

Test for equality. ScreenSetup is ignored.

    {
      return
        OMNI_TEST_MEMBER_EQUAL(center_) &&
        OMNI_TEST_MEMBER_EQUAL(direction_);
    }

Field Documentation

QVector3D omni::visual::Tracker::center_

private

target position

PolarVec omni::visual::Tracker::direction_

private

tracker's postion relatively to target

---

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

• include/omni/visual/Tracker.h
• src/lib/visual/Tracker.cpp