osgUtil::PlaneIntersector Class Reference

#include <PlaneIntersector>

Inheritance diagram for osgUtil::PlaneIntersector:

Classes
struct	Intersection

Public Types
typedef std::vector< Intersection >	Intersections
Public Types inherited from osgUtil::Intersector
enum	CoordinateFrame { WINDOW , PROJECTION , VIEW , MODEL }
enum	IntersectionLimit { NO_LIMIT , LIMIT_ONE_PER_DRAWABLE , LIMIT_ONE , LIMIT_NEAREST }
enum	PrecisionHint { USE_DOUBLE_CALCULATIONS , USE_FLOAT_CALCULATIONS }

Public Member Functions
	PlaneIntersector (const osg::Plane &plane, const osg::Polytope &boundingPolytope=osg::Polytope())
	PlaneIntersector (CoordinateFrame cf, const osg::Plane &plane, const osg::Polytope &boundingPolytope=osg::Polytope())
void	insertIntersection (const Intersection &intersection)
Intersections &	getIntersections ()
void	setRecordHeightsAsAttributes (bool flag)
bool	getRecordHeightsAsAttributes () const
void	setEllipsoidModel (osg::EllipsoidModel *em)
const osg::EllipsoidModel *	getEllipsoidModel () const
virtual Intersector *	clone (osgUtil::IntersectionVisitor &iv)
virtual bool	enter (const osg::Node &node)
virtual void	leave ()
virtual void	intersect (osgUtil::IntersectionVisitor &iv, osg::Drawable *drawable)
virtual void	reset ()
virtual bool	containsIntersections ()
Public Member Functions inherited from osgUtil::Intersector
	Intersector (CoordinateFrame cf=MODEL, IntersectionLimit il=NO_LIMIT)
void	setCoordinateFrame (CoordinateFrame cf)
CoordinateFrame	getCoordinateFrame () const
void	setIntersectionLimit (IntersectionLimit limit)
IntersectionLimit	getIntersectionLimit () const
bool	disabled () const
void	incrementDisabledCount ()
void	decrementDisabledCount ()
bool	reachedLimit ()
void	setPrecisionHint (PrecisionHint hint)
PrecisionHint	getPrecisionHint () const
Public Member Functions inherited from osg::Referenced
	Referenced ()
	Referenced (bool threadSafeRefUnref)
	Referenced (const Referenced &)
Referenced &	operator= (const Referenced &)
virtual void	setThreadSafeRefUnref (bool)
bool	getThreadSafeRefUnref () const
OpenThreads::Mutex *	getRefMutex () const
int	ref () const
int	unref () const
int	unref_nodelete () const
int	referenceCount () const
ObserverSet *	getObserverSet () const
ObserverSet *	getOrCreateObserverSet () const
void	addObserver (Observer *observer) const
void	removeObserver (Observer *observer) const

Protected Attributes
PlaneIntersector *	_parent
bool	_recordHeightsAsAttributes
osg::ref_ptr< osg::EllipsoidModel >	_em
osg::Plane	_plane
osg::Polytope	_polytope
Intersections	_intersections
Protected Attributes inherited from osgUtil::Intersector
CoordinateFrame	_coordinateFrame
IntersectionLimit	_intersectionLimit
unsigned int	_disabledCount
PrecisionHint	_precisionHint
Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr	_observerSet
OpenThreads::Atomic	_refCount

Additional Inherited Members
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex *	getGlobalReferencedMutex ()
static void	setDeleteHandler (DeleteHandler *handler)
static DeleteHandler *	getDeleteHandler ()
Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()
void	signalObserversAndDelete (bool signalDelete, bool doDelete) const
void	deleteUsingDeleteHandler () const

Detailed Description

Concrete class for implementing polytope intersections with the scene graph. To be used in conjunction with IntersectionVisitor.

Member Typedef Documentation

Intersections

typedef std::vector<Intersection> osgUtil::PlaneIntersector::Intersections

Constructor & Destructor Documentation

PlaneIntersector() [1/2]

osgUtil::PlaneIntersector::PlaneIntersector	(	const osg::Plane &	plane,
		const osg::Polytope &	boundingPolytope = osg::Polytope() )

Construct a PolytopeIntersector using speified polytope in MODEL coordinates.

PlaneIntersector() [2/2]

osgUtil::PlaneIntersector::PlaneIntersector	(	CoordinateFrame	cf,
		const osg::Plane &	plane,
		const osg::Polytope &	boundingPolytope = osg::Polytope() )

Construct a PolytopeIntersector using speified polytope in specified coordinate frame.

Member Function Documentation

clone()

virtual Intersector * osgUtil::PlaneIntersector::clone ( osgUtil::IntersectionVisitor & iv )

virtual

Implements osgUtil::Intersector.

References osgUtil::Intersector::Intersector().

containsIntersections()

virtual bool osgUtil::PlaneIntersector::containsIntersections ( )

inlinevirtual

Implements osgUtil::Intersector.

References getIntersections().

enter()

virtual bool osgUtil::PlaneIntersector::enter ( const osg::Node & node )

virtual

Implements osgUtil::Intersector.

getEllipsoidModel()

const osg::EllipsoidModel * osgUtil::PlaneIntersector::getEllipsoidModel ( ) const

inline

References _em.

getIntersections()

Intersections & osgUtil::PlaneIntersector::getIntersections ( )

inline

References _intersections, and _parent.

Referenced by containsIntersections(), and insertIntersection().

getRecordHeightsAsAttributes()

bool osgUtil::PlaneIntersector::getRecordHeightsAsAttributes ( ) const

inline

References _recordHeightsAsAttributes.

insertIntersection()

void osgUtil::PlaneIntersector::insertIntersection ( const Intersection & intersection )

inline

References getIntersections().

intersect()

virtual void osgUtil::PlaneIntersector::intersect ( osgUtil::IntersectionVisitor & iv, osg::Drawable * drawable )

virtual

Implements osgUtil::Intersector.

leave()

virtual void osgUtil::PlaneIntersector::leave ( )

virtual

Implements osgUtil::Intersector.

reset()

virtual void osgUtil::PlaneIntersector::reset ( )

virtual

Reimplemented from osgUtil::Intersector.

setEllipsoidModel()

void osgUtil::PlaneIntersector::setEllipsoidModel ( osg::EllipsoidModel * em )

inline

References _em.

setRecordHeightsAsAttributes()

void osgUtil::PlaneIntersector::setRecordHeightsAsAttributes ( bool flag )

inline

References _recordHeightsAsAttributes.

Member Data Documentation

_em

osg::ref_ptr<osg::EllipsoidModel> osgUtil::PlaneIntersector::_em

protected

Referenced by getEllipsoidModel(), and setEllipsoidModel().

_intersections

Intersections osgUtil::PlaneIntersector::_intersections

protected

Referenced by getIntersections().

_parent

PlaneIntersector* osgUtil::PlaneIntersector::_parent

protected

Referenced by getIntersections().

_plane

osg::Plane osgUtil::PlaneIntersector::_plane

protected

_polytope

osg::Polytope osgUtil::PlaneIntersector::_polytope

protected

_recordHeightsAsAttributes

bool osgUtil::PlaneIntersector::_recordHeightsAsAttributes

protected

Referenced by getRecordHeightsAsAttributes(), and setRecordHeightsAsAttributes().

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

• PlaneIntersector