#include <IntersectVisitor.h>

Inheritance diagram for osgUtil::PickVisitor:

Collaboration diagram for osgUtil::PickVisitor:

Public Member Functions
	PickVisitor (const osg::Viewport *viewport, const osg::Matrixd &proj, const osg::Matrixd &view, float mx, float my)

void	runNestedPickVisitor (osg::Node &node, const osg::Viewport *viewport, const osg::Matrix &proj, const osg::Matrix &view, float mx, float my)

void	apply (osg::Projection &projection)

void	apply (osg::Camera &camera)

Public Member Functions inherited from osgUtil::IntersectVisitor
	IntersectVisitor ()

virtual	~IntersectVisitor ()

	META_NodeVisitor (osgUtil, IntersectVisitor) void reset()

void	addLineSegment (osg::LineSegment *seg)

HitList &	getHitList (const osg::LineSegment *seg)

int	getNumHits (const osg::LineSegment *seg)

LineSegmentHitListMap &	getSegHitList ()

bool	hits ()

void	setLODSelectionMode (LODSelectionMode mode)

LODSelectionMode	getLODSelectionMode () const

void	setEyePoint (const osg::Vec3 &eye)

virtual osg::Vec3	getEyePoint () const

virtual float	getDistanceToEyePoint (const osg::Vec3 &pos, bool withLODScale) const

virtual void	apply (osg::Node &)

virtual void	apply (osg::Drawable &)

virtual void	apply (osg::Geode &node)

virtual void	apply (osg::Billboard &node)

virtual void	apply (osg::Group &node)

virtual void	apply (osg::Transform &node)

virtual void	apply (osg::Switch &node)

virtual void	apply (osg::LOD &node)

Public Member Functions inherited from osg::NodeVisitor
	NodeVisitor (TraversalMode tm=TRAVERSE_NONE)

	NodeVisitor (VisitorType type, TraversalMode tm=TRAVERSE_NONE)

	NodeVisitor (const NodeVisitor &nv, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)

virtual	~NodeVisitor ()

	META_Object (osg, NodeVisitor) virtual NodeVisitor *asNodeVisitor()

virtual const NodeVisitor *	asNodeVisitor () const

virtual void	reset ()

void	setVisitorType (VisitorType type)

VisitorType	getVisitorType () const

void	setTraversalNumber (unsigned int fn)

unsigned int	getTraversalNumber () const

void	setFrameStamp (FrameStamp *fs)

const FrameStamp *	getFrameStamp () const

void	setTraversalMask (Node::NodeMask mask)

Node::NodeMask	getTraversalMask () const

void	setNodeMaskOverride (Node::NodeMask mask)

Node::NodeMask	getNodeMaskOverride () const

bool	validNodeMask (const osg::Node &node) const

void	setTraversalMode (TraversalMode mode)

TraversalMode	getTraversalMode () const

void	traverse (Node &node)

void	pushOntoNodePath (Node *node)

void	popFromNodePath ()

NodePath &	getNodePath ()

const NodePath &	getNodePath () const

virtual osg::Vec3	getViewPoint () const

virtual float	getDistanceFromEyePoint (const Vec3 &, bool) const

virtual float	getDistanceToViewPoint (const Vec3 &, bool) const

virtual void	apply (Geometry &geometry)

virtual void	apply (ProxyNode &node)

virtual void	apply (CoordinateSystemNode &node)

virtual void	apply (ClipNode &node)

virtual void	apply (TexGenNode &node)

virtual void	apply (LightSource &node)

virtual void	apply (CameraView &node)

virtual void	apply (MatrixTransform &node)

virtual void	apply (PositionAttitudeTransform &node)

virtual void	apply (Sequence &node)

virtual void	apply (PagedLOD &node)

virtual void	apply (ClearNode &node)

virtual void	apply (OccluderNode &node)

virtual void	apply (OcclusionQueryNode &node)

void	setDatabaseRequestHandler (DatabaseRequestHandler *handler)

DatabaseRequestHandler *	getDatabaseRequestHandler ()

const DatabaseRequestHandler *	getDatabaseRequestHandler () const

void	setImageRequestHandler (ImageRequestHandler *handler)

ImageRequestHandler *	getImageRequestHandler ()

const ImageRequestHandler *	getImageRequestHandler () const

Public Member Functions inherited from osg::Object
	Object ()

	Object (bool threadSafeRefUnref)

	Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)

virtual Object *	cloneType () const =0

virtual Object *	clone (const CopyOp &) const =0

virtual bool	isSameKindAs (const Object *) const

virtual const char *	libraryName () const =0

virtual const char *	className () const =0

std::string	getCompoundClassName () const

virtual Node *	asNode ()

virtual const Node *	asNode () const

virtual NodeVisitor *	asNodeVisitor ()

virtual StateAttribute *	asStateAttribute ()

virtual const StateAttribute *	asStateAttribute () const

virtual Uniform *	asUniform ()

virtual const Uniform *	asUniform () const

virtual void	setThreadSafeRefUnref (bool threadSafe)

virtual void	setName (const std::string &name)

void	setName (const char *name)

const std::string &	getName () const

void	setDataVariance (DataVariance dv)

DataVariance	getDataVariance () const

virtual void	computeDataVariance ()

void	setUserDataContainer (osg::UserDataContainer *udc)

osg::UserDataContainer *	getUserDataContainer ()

const osg::UserDataContainer *	getUserDataContainer () const

osg::UserDataContainer *	getOrCreateUserDataContainer ()

virtual void	setUserData (Referenced *obj)

virtual Referenced *	getUserData ()

virtual const Referenced *	getUserData () const

template<typename T >
bool	getUserValue (const std::string &name, T &value) const

template<typename T >
void	setUserValue (const std::string &name, const T &value)

virtual void	resizeGLObjectBuffers (unsigned int)

virtual void	releaseGLObjects (osg::State *=0) const

template<typename T >
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool	getUserValue (const std::string &name, T &value) const

Public Member Functions inherited from osg::Referenced
	Referenced ()

	Referenced (bool threadSafeRefUnref)

	Referenced (const Referenced &)

Referenced &	operator= (const Referenced &)

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
float	_mx

float	_my

osg::ref_ptr< const osg::Viewport >	_lastViewport

osg::Matrixd	_lastProjectionMatrix

osg::Matrixd	_lastViewMatrix

Protected Attributes inherited from osgUtil::IntersectVisitor
IntersectStateStack	_intersectStateStack

LineSegmentHitListMap	_segHitList

LODSelectionMode	_lodSelectionMode

osg::Vec3	_pseudoEyePoint

Protected Attributes inherited from osg::NodeVisitor
VisitorType	_visitorType

unsigned int	_traversalNumber

ref_ptr< FrameStamp >	_frameStamp

TraversalMode	_traversalMode

Node::NodeMask	_traversalMask

Node::NodeMask	_nodeMaskOverride

NodePath	_nodePath

ref_ptr< DatabaseRequestHandler >	_databaseRequestHandler

ref_ptr< ImageRequestHandler >	_imageRequestHandler

Protected Attributes inherited from osg::Object
std::string	_name

DataVariance	_dataVariance

osg::UserDataContainer *	_userDataContainer

Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr	_observerSet

OpenThreads::Atomic	_refCount

Additional Inherited Members
Public Types inherited from osgUtil::IntersectVisitor
enum	LODSelectionMode { USE_HIGHEST_LEVEL_OF_DETAIL, USE_SEGMENT_START_POINT_AS_EYE_POINT_FOR_LOD_LEVEL_SELECTION }

typedef std::vector< Hit >	HitList

typedef std::map< const osg::LineSegment *, HitList >	LineSegmentHitListMap

Public Types inherited from osg::NodeVisitor
enum	TraversalMode { TRAVERSE_NONE, TRAVERSE_PARENTS, TRAVERSE_ALL_CHILDREN, TRAVERSE_ACTIVE_CHILDREN }

enum	VisitorType { NODE_VISITOR = 0, UPDATE_VISITOR, EVENT_VISITOR, COLLECT_OCCLUDER_VISITOR, CULL_VISITOR, INTERSECTION_VISITOR }

Public Types inherited from osg::Object
enum	DataVariance { DYNAMIC, STATIC, UNSPECIFIED }

Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex *	getGlobalReferencedMutex ()

static void	setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)

static bool	getThreadSafeReferenceCounting ()

static void	setDeleteHandler (DeleteHandler *handler)

static DeleteHandler *	getDeleteHandler ()

Protected Types inherited from osgUtil::IntersectVisitor
typedef std::vector < osg::ref_ptr< IntersectState > >	IntersectStateStack

Protected Member Functions inherited from osgUtil::IntersectVisitor
bool	intersect (osg::Drawable &gset)

void	pushMatrix (osg::RefMatrix *matrix, osg::Transform::ReferenceFrame rf)

void	popMatrix ()

bool	enterNode (osg::Node &node)

void	leaveNode ()

Protected Member Functions inherited from osg::Object
virtual	~Object ()

Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()

void	signalObserversAndDelete (bool signalDelete, bool doDelete) const

void	deleteUsingDeleteHandler () const

Detailed Description

Picking intersection visitor specialises the IntersectVistor to allow more convenient handling of mouse picking.

Definition at line 204 of file IntersectVisitor.h.

Constructor & Destructor Documentation

osgUtil::PickVisitor::PickVisitor	(	const osg::Viewport *	viewport,
		const osg::Matrixd &	proj,
		const osg::Matrixd &	view,
		float	mx,
		float	my
	)

Member Function Documentation

void osgUtil::PickVisitor::apply ( osg::Projection & projection )

virtual

Reimplemented from osg::NodeVisitor.

void osgUtil::PickVisitor::apply ( osg::Camera & camera )

virtual

Reimplemented from osg::NodeVisitor.

void osgUtil::PickVisitor::runNestedPickVisitor	(	osg::Node &	node,
		const osg::Viewport *	viewport,
		const osg::Matrix &	proj,
		const osg::Matrix &	view,
		float	mx,
		float	my
	)

Member Data Documentation

osg::Matrixd osgUtil::PickVisitor::_lastProjectionMatrix

protected

Definition at line 222 of file IntersectVisitor.h.

osg::Matrixd osgUtil::PickVisitor::_lastViewMatrix

protected

Definition at line 223 of file IntersectVisitor.h.

osg::ref_ptr<const osg::Viewport> osgUtil::PickVisitor::_lastViewport

protected

Definition at line 221 of file IntersectVisitor.h.

float osgUtil::PickVisitor::_mx

protected

Definition at line 218 of file IntersectVisitor.h.

float osgUtil::PickVisitor::_my

protected

Definition at line 219 of file IntersectVisitor.h.

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

osg_head/include/osgUtil/IntersectVisitor.h

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation