osg::LineSegment Class Reference

#include <LineSegment>

Inheritance diagram for osg::LineSegment:

Public Types
typedef Vec3d	vec_type
typedef vec_type::value_type	value_type

Public Member Functions
	LineSegment ()
	LineSegment (const LineSegment &seg)
	LineSegment (const vec_type &s, const vec_type &e)
LineSegment &	operator= (const LineSegment &seg)
void	set (const vec_type &s, const vec_type &e)
vec_type &	start ()
const vec_type &	start () const
vec_type &	end ()
const vec_type &	end () const
bool	valid () const
bool	intersect (const BoundingBox &bb) const
bool	intersectAndComputeRatios (const BoundingBox &bb, float &ratioFromStartToEnd1, float &ratioFromStartToEnd2) const
bool	intersectAndComputeRatios (const BoundingBox &bb, double &ratioFromStartToEnd1, double &ratioFromStartToEnd2) const
bool	intersect (const BoundingSphere &bs) const
bool	intersectAndComputeRatios (const BoundingSphere &bs, float &ratioFromStartToEnd1, float &ratioFromStartToEnd2) const
bool	intersectAndComputeRatios (const BoundingSphere &bs, double &ratioFromStartToEnd1, double &ratioFromStartToEnd2) const
bool	intersect (const Vec3f &v1, const Vec3f &v2, const Vec3f &v3, float &ratioFromStartToEnd)
bool	intersect (const Vec3d &v1, const Vec3d &v2, const Vec3d &v3, double &ratioFromStartToEnd)
void	mult (const LineSegment &seg, const Matrix &m)
void	mult (const Matrix &m, const LineSegment &seg)
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 Member Functions
virtual	~LineSegment ()
Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()
void	signalObserversAndDelete (bool signalDelete, bool doDelete) const
void	deleteUsingDeleteHandler () const

Static Protected Member Functions
static bool	intersectAndClip (vec_type &s, vec_type &e, const BoundingBox &bb)

Protected Attributes
vec_type	_s
vec_type	_e
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 ()

Detailed Description

LineSegment class for representing a line segment.

Member Typedef Documentation

value_type

typedef vec_type::value_type osg::LineSegment::value_type

vec_type

typedef Vec3d osg::LineSegment::vec_type

Constructor & Destructor Documentation

LineSegment() [1/3]

osg::LineSegment::LineSegment ( )

inline

LineSegment() [2/3]

osg::LineSegment::LineSegment ( const LineSegment &  seg )

inline

LineSegment() [3/3]

osg::LineSegment::LineSegment ( const vec_type &  s, const vec_type &  e  )

inline

~LineSegment()

virtual osg::LineSegment::~LineSegment ( )

protectedvirtual

Member Function Documentation

end() [1/2]

vec_type & osg::LineSegment::end ( )

inline

end() [2/2]

const vec_type & osg::LineSegment::end ( ) const

inline

intersect() [1/4]

bool osg::LineSegment::intersect

(

const BoundingBox &

bb

)

const

return true if segment intersects BoundingBox.

intersect() [2/4]

bool osg::LineSegment::intersect

(

const BoundingSphere &

bs

)

const

return true if segment intersects BoundingSphere.

intersect() [3/4]

bool osg::LineSegment::intersect	(	const Vec3d &	v1,
		const Vec3d &	v2,
		const Vec3d &	v3,
		double &	ratioFromStartToEnd
	)

return true if segment intersects triangle and set double ratios where the ratio is 0.0 at the segment start point, and 1.0 at the segment end point.

intersect() [4/4]

bool osg::LineSegment::intersect	(	const Vec3f &	v1,
		const Vec3f &	v2,
		const Vec3f &	v3,
		float &	ratioFromStartToEnd
	)

return true if segment intersects triangle and set float ratios where the ratio is 0.0 at the segment start point, and 1.0 at the segment end point.

intersectAndClip()

static bool osg::LineSegment::intersectAndClip ( vec_type &  s, vec_type &  e, const BoundingBox &  bb  )

staticprotected

intersectAndComputeRatios() [1/4]

bool osg::LineSegment::intersectAndComputeRatios	(	const BoundingBox &	bb,
		double &	ratioFromStartToEnd1,
		double &	ratioFromStartToEnd2
	)		const

return true if segment intersects BoundingBox and set double ratios for the first and second intersections, where the ratio is 0.0 at the segment start point, and 1.0 at the segment end point.

intersectAndComputeRatios() [2/4]

bool osg::LineSegment::intersectAndComputeRatios	(	const BoundingBox &	bb,
		float &	ratioFromStartToEnd1,
		float &	ratioFromStartToEnd2
	)		const

return true if segment intersects BoundingBox and set float ratios for the first and second intersections, where the ratio is 0.0 at the segment start point, and 1.0 at the segment end point.

intersectAndComputeRatios() [3/4]

bool osg::LineSegment::intersectAndComputeRatios	(	const BoundingSphere &	bs,
		double &	ratioFromStartToEnd1,
		double &	ratioFromStartToEnd2
	)		const

return true if segment intersects BoundingSphere and set double ratios for the first and second intersections, where the ratio is 0.0 at the segment start point, and 1.0 at the segment end point.

intersectAndComputeRatios() [4/4]

bool osg::LineSegment::intersectAndComputeRatios	(	const BoundingSphere &	bs,
		float &	ratioFromStartToEnd1,
		float &	ratioFromStartToEnd2
	)		const

return true if segment intersects BoundingSphere and set float ratios for the first and second intersections, where the ratio is 0.0 at the segment start point, and 1.0 at the segment end point.

mult() [1/2]

void osg::LineSegment::mult ( const LineSegment &  seg, const Matrix &  m  )

inline

post multiply a segment by matrix.

References _e, and _s.

mult() [2/2]

void osg::LineSegment::mult ( const Matrix &  m, const LineSegment &  seg  )

inline

pre multiply a segment by matrix.

References _e, and _s.

operator=()

LineSegment & osg::LineSegment::operator= ( const LineSegment &  seg )

inline

References _e, and _s.

set()

void osg::LineSegment::set ( const vec_type &  s, const vec_type &  e  )

inline

start() [1/2]

vec_type & osg::LineSegment::start ( )

inline

start() [2/2]

const vec_type & osg::LineSegment::start ( ) const

inline

valid()

bool osg::LineSegment::valid ( ) const

inline

Member Data Documentation

_e

vec_type osg::LineSegment::_e

protected

Referenced by mult(), mult(), and operator=().

_s

vec_type osg::LineSegment::_s

protected

Referenced by mult(), mult(), and operator=().

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

• LineSegment