osg::OcclusionQueryNode Class Reference

Inheritance diagram for osg::OcclusionQueryNode:

Public Member Functions
	OcclusionQueryNode ()
	OcclusionQueryNode (const OcclusionQueryNode &oqn, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
	META_Node (osg, OcclusionQueryNode)
virtual osg::BoundingSphere	computeBound () const
virtual void	releaseGLObjects (osg::State *state=0) const
void	setQueriesEnabled (bool enable=true)
bool	getQueriesEnabled () const
void	setVisibilityThreshold (unsigned int pixels)
unsigned int	getVisibilityThreshold () const
void	setQueryFrameCount (unsigned int frames)
unsigned int	getQueryFrameCount () const
void	setDebugDisplay (bool enable)
bool	getDebugDisplay () const
void	setQueryStateSet (osg::StateSet *ss)
osg::StateSet *	getQueryStateSet ()
const osg::StateSet *	getQueryStateSet () const
osg::QueryGeometry *	getQueryGeometry ()
const osg::QueryGeometry *	getQueryGeometry () const
void	setDebugStateSet (osg::StateSet *ss)
osg::StateSet *	getDebugStateSet ()
const osg::StateSet *	getDebugStateSet () const
bool	getPassed () const
virtual bool	getPassed (const osg::Camera *camera, osg::NodeVisitor &nv)
void	traverseQuery (const osg::Camera *camera, osg::NodeVisitor &nv)
void	traverseDebug (osg::NodeVisitor &nv)
Public Member Functions inherited from osg::Group
	Group ()
	Group (const Group &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
	META_Node (osg, Group)
virtual Group *	asGroup ()
virtual const Group *	asGroup () const
virtual void	traverse (NodeVisitor &nv)
virtual bool	addChild (Node *child)
virtual bool	insertChild (unsigned int index, Node *child)
bool	removeChild (Node *child)
bool	removeChild (unsigned int pos, unsigned int numChildrenToRemove=1)
virtual bool	removeChildren (unsigned int pos, unsigned int numChildrenToRemove)
virtual bool	replaceChild (Node *origChild, Node *newChild)
unsigned int	getNumChildren () const
virtual bool	setChild (unsigned int i, Node *node)
Node *	getChild (unsigned int i)
const Node *	getChild (unsigned int i) const
bool	containsNode (const Node *node) const
unsigned int	getChildIndex (const Node *node) const
virtual void	setThreadSafeRefUnref (bool threadSafe)
virtual void	resizeGLObjectBuffers (unsigned int maxSize)
Public Member Functions inherited from osg::Node
	Node ()
	Node (const Node &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual Object *	cloneType () const
virtual Object *	clone (const CopyOp &copyop) const
virtual bool	isSameKindAs (const Object *obj) const
virtual const char *	libraryName () const
virtual const char *	className () const
virtual Transform *	asTransform ()
virtual const Transform *	asTransform () const
virtual Camera *	asCamera ()
virtual const Camera *	asCamera () const
virtual Switch *	asSwitch ()
virtual const Switch *	asSwitch () const
virtual Geode *	asGeode ()
virtual const Geode *	asGeode () const
virtual osgTerrain::Terrain *	asTerrain ()
virtual const osgTerrain::Terrain *	asTerrain () const
virtual void	accept (NodeVisitor &nv)
virtual void	ascend (NodeVisitor &nv)
const ParentList &	getParents () const
ParentList	getParents ()
Group *	getParent (unsigned int i)
const Group *	getParent (unsigned int i) const
unsigned int	getNumParents () const
NodePathList	getParentalNodePaths (osg::Node *haltTraversalAtNode=0) const
MatrixList	getWorldMatrices (const osg::Node *haltTraversalAtNode=0) const
void	setUpdateCallback (NodeCallback *nc)
NodeCallback *	getUpdateCallback ()
const NodeCallback *	getUpdateCallback () const
void	addUpdateCallback (NodeCallback *nc)
void	removeUpdateCallback (NodeCallback *nc)
unsigned int	getNumChildrenRequiringUpdateTraversal () const
void	setEventCallback (NodeCallback *nc)
NodeCallback *	getEventCallback ()
const NodeCallback *	getEventCallback () const
void	addEventCallback (NodeCallback *nc)
void	removeEventCallback (NodeCallback *nc)
unsigned int	getNumChildrenRequiringEventTraversal () const
void	setCullCallback (NodeCallback *nc)
NodeCallback *	getCullCallback ()
const NodeCallback *	getCullCallback () const
void	addCullCallback (NodeCallback *nc)
void	removeCullCallback (NodeCallback *nc)
void	setCullingActive (bool active)
bool	getCullingActive () const
unsigned int	getNumChildrenWithCullingDisabled () const
bool	isCullingActive () const
unsigned int	getNumChildrenWithOccluderNodes () const
bool	containsOccluderNodes () const
void	setNodeMask (NodeMask nm)
NodeMask	getNodeMask () const
void	setStateSet (osg::StateSet *stateset)
osg::StateSet *	getOrCreateStateSet ()
osg::StateSet *	getStateSet ()
const osg::StateSet *	getStateSet () const
void	setDescriptions (const DescriptionList &descriptions)
DescriptionList &	getDescriptions ()
const DescriptionList &	getDescriptions () const
const std::string &	getDescription (unsigned int i) const
std::string &	getDescription (unsigned int i)
unsigned int	getNumDescriptions () const
void	addDescription (const std::string &desc)
void	setInitialBound (const osg::BoundingSphere &bsphere)
const BoundingSphere &	getInitialBound () const
void	dirtyBound ()
const BoundingSphere &	getBound () const
void	setComputeBoundingSphereCallback (ComputeBoundingSphereCallback *callback)
ComputeBoundingSphereCallback *	getComputeBoundingSphereCallback ()
const ComputeBoundingSphereCallback *	getComputeBoundingSphereCallback () const
Public Member Functions inherited from osg::Object
	Object ()
	Object (bool threadSafeRefUnref)
	Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
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)
template<typename T >
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject 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

Static Public Member Functions
static void	flushDeletedQueryObjects (unsigned int contextID, double currentTime, double &availableTime)
static void	discardDeletedQueryObjects (unsigned int contextID)
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
typedef std::map< const osg::Camera *, unsigned int >	FrameCountMap

Protected Member Functions
virtual	~OcclusionQueryNode ()
virtual void	createSupportNodes ()
Protected Member Functions inherited from osg::Group
virtual	~Group ()
virtual void	childRemoved (unsigned int, unsigned int)
virtual void	childInserted (unsigned int)
Protected Member Functions inherited from osg::Node
virtual	~Node ()
void	addParent (osg::Group *node)
void	removeParent (osg::Group *node)
void	setNumChildrenRequiringUpdateTraversal (unsigned int num)
void	setNumChildrenRequiringEventTraversal (unsigned int num)
void	setNumChildrenWithCullingDisabled (unsigned int num)
void	setNumChildrenWithOccluderNodes (unsigned int num)
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

Protected Attributes
osg::ref_ptr< osg::Geode >	_queryGeode
osg::ref_ptr< osg::Geode >	_debugGeode
bool	_enabled
FrameCountMap	_frameCountMap
OpenThreads::Mutex	_frameCountMutex
bool	_passed
unsigned int	_visThreshold
unsigned int	_queryFrameCount
bool	_debugBB
OpenThreads::Mutex	_computeBoundMutex
Protected Attributes inherited from osg::Group
NodeList	_children
Protected Attributes inherited from osg::Node
BoundingSphere	_initialBound
ref_ptr< ComputeBoundingSphereCallback >	_computeBoundCallback
BoundingSphere	_boundingSphere
bool	_boundingSphereComputed
ParentList	_parents
ref_ptr< NodeCallback >	_updateCallback
unsigned int	_numChildrenRequiringUpdateTraversal
ref_ptr< NodeCallback >	_eventCallback
unsigned int	_numChildrenRequiringEventTraversal
ref_ptr< NodeCallback >	_cullCallback
bool	_cullingActive
unsigned int	_numChildrenWithCullingDisabled
unsigned int	_numChildrenWithOccluderNodes
NodeMask	_nodeMask
ref_ptr< StateSet >	_stateset
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 osg::Node
typedef std::vector< Group * >	ParentList
typedef unsigned int	NodeMask
typedef std::vector< std::string >	DescriptionList
Public Types inherited from osg::Object
enum	DataVariance { DYNAMIC, STATIC, UNSPECIFIED }

Member Typedef Documentation

FrameCountMap

typedef std::map< const osg::Camera*, unsigned int > osg::OcclusionQueryNode::FrameCountMap

protected

Constructor & Destructor Documentation

OcclusionQueryNode() [1/2]

osg::OcclusionQueryNode::OcclusionQueryNode

(

)

OcclusionQueryNode() [2/2]

osg::OcclusionQueryNode::OcclusionQueryNode	(	const OcclusionQueryNode &	oqn,
		const osg::CopyOp &	copyop = osg::CopyOp::SHALLOW_COPY
	)

~OcclusionQueryNode()

virtual osg::OcclusionQueryNode::~OcclusionQueryNode ( )

protectedvirtual

Member Function Documentation

computeBound()

virtual osg::BoundingSphere osg::OcclusionQueryNode::computeBound ( ) const

virtual

Compute the bounding sphere around Node's geometry or children. This method is automatically called by getBound() when the bounding sphere has been marked dirty via dirtyBound().

Reimplemented from osg::Group.

createSupportNodes()

virtual void osg::OcclusionQueryNode::createSupportNodes ( )

protectedvirtual

discardDeletedQueryObjects()

static void osg::OcclusionQueryNode::discardDeletedQueryObjects ( unsigned int  contextID )

static

flushDeletedQueryObjects()

static void osg::OcclusionQueryNode::flushDeletedQueryObjects ( unsigned int  contextID, double  currentTime, double &  availableTime  )

static

getDebugDisplay()

bool osg::OcclusionQueryNode::getDebugDisplay

(

)

const

getDebugStateSet() [1/2]

osg::StateSet* osg::OcclusionQueryNode::getDebugStateSet

(

)

getDebugStateSet() [2/2]

const osg::StateSet* osg::OcclusionQueryNode::getDebugStateSet

(

)

const

getPassed() [1/2]

bool osg::OcclusionQueryNode::getPassed

(

)

const

getPassed() [2/2]

virtual bool osg::OcclusionQueryNode::getPassed ( const osg::Camera *  camera, osg::NodeVisitor &  nv  )

virtual

getQueriesEnabled()

bool osg::OcclusionQueryNode::getQueriesEnabled ( ) const

inline

getQueryFrameCount()

unsigned int osg::OcclusionQueryNode::getQueryFrameCount ( ) const

inline

getQueryGeometry() [1/2]

osg::QueryGeometry* osg::OcclusionQueryNode::getQueryGeometry

(

)

getQueryGeometry() [2/2]

const osg::QueryGeometry* osg::OcclusionQueryNode::getQueryGeometry

(

)

const

getQueryStateSet() [1/2]

osg::StateSet* osg::OcclusionQueryNode::getQueryStateSet

(

)

getQueryStateSet() [2/2]

const osg::StateSet* osg::OcclusionQueryNode::getQueryStateSet

(

)

const

getVisibilityThreshold()

unsigned int osg::OcclusionQueryNode::getVisibilityThreshold ( ) const

inline

META_Node()

osg::OcclusionQueryNode::META_Node	(	osg	,
		OcclusionQueryNode
	)

releaseGLObjects()

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

virtual

If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context. Otherwise, releases OpenGL objects for all graphics contexts.

Reimplemented from osg::Group.

setDebugDisplay()

void osg::OcclusionQueryNode::setDebugDisplay

(

bool

enable

)

setDebugStateSet()

void osg::OcclusionQueryNode::setDebugStateSet

(

osg::StateSet *

ss

)

setQueriesEnabled()

void osg::OcclusionQueryNode::setQueriesEnabled

(

bool

enable = true

)

setQueryFrameCount()

void osg::OcclusionQueryNode::setQueryFrameCount ( unsigned int  frames )

inline

setQueryStateSet()

void osg::OcclusionQueryNode::setQueryStateSet

(

osg::StateSet *

ss

)

setVisibilityThreshold()

void osg::OcclusionQueryNode::setVisibilityThreshold ( unsigned int  pixels )

inline

traverseDebug()

void osg::OcclusionQueryNode::traverseDebug

(

osg::NodeVisitor &

nv

)

traverseQuery()

void osg::OcclusionQueryNode::traverseQuery	(	const osg::Camera *	camera,
		osg::NodeVisitor &	nv
	)

Member Data Documentation

_computeBoundMutex

OpenThreads::Mutex osg::OcclusionQueryNode::_computeBoundMutex

mutableprotected

_debugBB

bool osg::OcclusionQueryNode::_debugBB

protected

_debugGeode

osg::ref_ptr< osg::Geode > osg::OcclusionQueryNode::_debugGeode

protected

_enabled

bool osg::OcclusionQueryNode::_enabled

protected

_frameCountMap

FrameCountMap osg::OcclusionQueryNode::_frameCountMap

protected

_frameCountMutex

OpenThreads::Mutex osg::OcclusionQueryNode::_frameCountMutex

mutableprotected

_passed

bool osg::OcclusionQueryNode::_passed

protected

_queryFrameCount

unsigned int osg::OcclusionQueryNode::_queryFrameCount

protected

_queryGeode

osg::ref_ptr< osg::Geode > osg::OcclusionQueryNode::_queryGeode

protected

_visThreshold

unsigned int osg::OcclusionQueryNode::_visThreshold

protected

---

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

• OcclusionQueryNode