osgUtil::StateGraph Class Reference

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

Inheritance diagram for osgUtil::StateGraph:

List of all members.

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
const osg::StateSet *	getStateSet () const
bool	empty () const
	return true if all of drawables, lights and children are empty.
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.
void	clean ()
	Recursively clean the StateGraph of all its drawables, lights and depths.
void	prune ()
	Recursively prune the StateGraph of empty children.
StateGraph *	find_or_insert (const osg::StateSet *stateset)
void	addLeaf (RenderLeaf *leaf)
	add a render leaf.
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)
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

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Detailed Description

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

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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

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Constructor & Destructor Documentation

osgUtil::StateGraph::StateGraph

(

)

[inline]

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

References osg::Object::DYNAMIC, and osg::Object::getDataVariance().

osgUtil::StateGraph::~StateGraph

(

)

[inline]

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Member Function Documentation

void osgUtil::StateGraph::addLeaf

(

RenderLeaf *

leaf

)

[inline]

add a render leaf.

References osgUtil::RenderLeaf::_dynamic, and osgUtil::RenderLeaf::_parent.

Referenced by osgUtil::CullVisitor::addDrawable(), and osgUtil::CullVisitor::addDrawableAndDepth().

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]

Referenced by moveStateGraph(), moveToRootStateGraph(), and numToPop().

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

(

)

const [inline]

osg::Referenced* osgUtil::StateGraph::getUserData

(

)

[inline]

bool osgUtil::StateGraph::leaves_empty

(

)

const [inline]

Referenced by osgUtil::CullVisitor::addDrawable(), and osgUtil::CullVisitor::addDrawableAndDepth().

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

References _depth, _parent, getStateSet(), NULL, osg::State::popStateSet(), and osg::State::pushStateSet().

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

References _parent, getStateSet(), and osg::State::popStateSet().

static int osgUtil::StateGraph::numToPop

(

StateGraph *

sg_curr

)

[inline, static]

References _parent, and getStateSet().

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::setUserData

(

osg::Referenced *

obj

)

[inline]

void osgUtil::StateGraph::sortFrontToBack

(

)

[inline]

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Member Data Documentation

float osgUtil::StateGraph::_averageDistance [mutable]

ChildList osgUtil::StateGraph::_children

int osgUtil::StateGraph::_depth

Referenced by moveStateGraph().

bool osgUtil::StateGraph::_dynamic

LeafList osgUtil::StateGraph::_leaves

float osgUtil::StateGraph::_minimumDistance [mutable]

StateGraph* osgUtil::StateGraph::_parent

Referenced by moveStateGraph(), moveToRootStateGraph(), and numToPop().

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