osgUtil::StateGraph Class Reference

StateGraph - contained in a renderBin, defines the scene to be drawn. More...

Inheritance diagram for osgUtil::StateGraph:

Public Types
typedef std::map< const osg::StateSet *, osg::ref_ptr< StateGraph > >	ChildList
typedef std::vector< osg::ref_ptr< RenderLeaf > >	LeafList

Public Member Functions
	StateGraph ()
	StateGraph (StateGraph *parent, const osg::StateSet *stateset)
	~StateGraph ()
StateGraph *	cloneType () const
void	setUserData (osg::Referenced *obj)
osg::Referenced *	getUserData ()
const osg::Referenced *	getUserData () const
void	setStateSet (const osg::StateSet *stateset)
const osg::StateSet *	getStateSet () const
bool	empty () const
	return true if all of drawables, lights and children are empty. More...
bool	leaves_empty () const
float	getAverageDistance () const
float	getMinimumDistance () const
void	sortFrontToBack ()
void	reset ()
	Reset the internal contents of a StateGraph, including deleting all children. More...
void	clean ()
	Recursively clean the StateGraph of all its drawables, lights and depths. More...
void	prune ()
	Recursively prune the StateGraph of empty children. More...
StateGraph *	find_or_insert (const osg::StateSet *stateset)
void	addLeaf (RenderLeaf *leaf)
	add a render leaf. More...
Public Member Functions inherited from osg::Referenced
	Referenced ()
	Referenced (bool threadSafeRefUnref)
	Referenced (const Referenced &)
Referenced &	operator= (const Referenced &)
virtual void	setThreadSafeRefUnref (bool threadSafe)
	Set whether to use a mutex to ensure ref() and unref() are thread safe. More...
bool	getThreadSafeRefUnref () const
	Get whether a mutex is used to ensure ref() and unref() are thread safe. More...
OpenThreads::Mutex *	getRefMutex () const
	Get the mutex used to ensure thread safety of ref()/unref(). More...
int	ref () const
	Increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
int	unref () const
	Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
int	unref_nodelete () const
	Decrement the reference count by one, indicating that a pointer to this object is no longer referencing it. More...
int	referenceCount () const
	Return the number of pointers currently referencing this object. More...
ObserverSet *	getObserverSet () const
	Get the ObserverSet if one is attached, otherwise return NULL. More...
ObserverSet *	getOrCreateObserverSet () const
	Get the ObserverSet if one is attached, otherwise create an ObserverSet, attach it, then return this newly created ObserverSet. More...
void	addObserver (Observer *observer) const
	Add a Observer that is observing this object, notify the Observer when this object gets deleted. More...
void	removeObserver (Observer *observer) const
	Remove Observer that is observing this object. More...

Static Public Member Functions
static void	moveStateGraph (osg::State &state, StateGraph *sg_curr, StateGraph *sg_new)
static void	moveToRootStateGraph (osg::State &state, StateGraph *sg_curr)
static int	numToPop (StateGraph *sg_curr)
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex *	getGlobalReferencedMutex ()
	Get the optional global Referenced mutex, this can be shared between all osg::Referenced. More...
static void	setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
	Set whether reference counting should use a mutex for thread safe reference counting. More...
static bool	getThreadSafeReferenceCounting ()
	Get whether reference counting is active. More...
static void	setDeleteHandler (DeleteHandler *handler)
	Set a DeleteHandler to which deletion of all referenced counted objects will be delegated. More...
static DeleteHandler *	getDeleteHandler ()
	Get a DeleteHandler. More...

Public Attributes
StateGraph *	_parent
const osg::StateSet *	_stateset
int	_depth
ChildList	_children
LeafList	_leaves
float	_averageDistance
float	_minimumDistance
osg::ref_ptr< osg::Referenced >	_userData
bool	_dynamic

Additional Inherited Members
Protected Member Functions inherited from osg::Referenced
virtual	~Referenced ()
void	signalObserversAndDelete (bool signalDelete, bool doDelete) const
void	deleteUsingDeleteHandler () const
Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr	_observerSet
OpenThreads::Atomic	_refCount

Detailed Description

StateGraph - contained in a renderBin, defines the scene to be drawn.

Member Typedef Documentation

typedef std::map< const osg::StateSet*, osg::ref_ptr<StateGraph> > osgUtil::StateGraph::ChildList

typedef std::vector< osg::ref_ptr<RenderLeaf> > osgUtil::StateGraph::LeafList

Constructor & Destructor Documentation

osgUtil::StateGraph::StateGraph ( )

inline

osgUtil::StateGraph::StateGraph ( StateGraph *  parent, const osg::StateSet *  stateset  )

inline

osgUtil::StateGraph::~StateGraph ( )

inline

Member Function Documentation

void osgUtil::StateGraph::addLeaf ( RenderLeaf *  leaf )

inline

add a render leaf.

void osgUtil::StateGraph::clean

(

)

Recursively clean the StateGraph of all its drawables, lights and depths.

Leaves children intact, and ready to be populated again.

StateGraph* osgUtil::StateGraph::cloneType ( ) const

inline

bool osgUtil::StateGraph::empty ( ) const

inline

return true if all of drawables, lights and children are empty.

StateGraph* osgUtil::StateGraph::find_or_insert ( const osg::StateSet *  stateset )

inline

float osgUtil::StateGraph::getAverageDistance ( ) const

inline

float osgUtil::StateGraph::getMinimumDistance ( ) const

inline

const osg::StateSet* osgUtil::StateGraph::getStateSet ( ) const

inline

osg::Referenced* osgUtil::StateGraph::getUserData ( )

inline

const osg::Referenced* osgUtil::StateGraph::getUserData ( ) const

inline

bool osgUtil::StateGraph::leaves_empty ( ) const

inline

static void osgUtil::StateGraph::moveStateGraph ( osg::State &  state, StateGraph *  sg_curr, StateGraph *  sg_new  )

inlinestatic

static void osgUtil::StateGraph::moveToRootStateGraph ( osg::State &  state, StateGraph *  sg_curr  )

inlinestatic

static int osgUtil::StateGraph::numToPop ( StateGraph *  sg_curr )

inlinestatic

void osgUtil::StateGraph::prune

(

)

Recursively prune the StateGraph of empty children.

void osgUtil::StateGraph::reset

(

)

Reset the internal contents of a StateGraph, including deleting all children.

void osgUtil::StateGraph::setStateSet ( const osg::StateSet *  stateset )

inline

void osgUtil::StateGraph::setUserData ( osg::Referenced *  obj )

inline

void osgUtil::StateGraph::sortFrontToBack ( )

inline

Member Data Documentation

float osgUtil::StateGraph::_averageDistance

mutable

ChildList osgUtil::StateGraph::_children

int osgUtil::StateGraph::_depth

bool osgUtil::StateGraph::_dynamic

LeafList osgUtil::StateGraph::_leaves

float osgUtil::StateGraph::_minimumDistance

mutable

StateGraph* osgUtil::StateGraph::_parent

const osg::StateSet* osgUtil::StateGraph::_stateset

osg::ref_ptr<osg::Referenced> osgUtil::StateGraph::_userData

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

• osgUtil/StateGraph