osg::CullingSet Class Reference

A CullingSet class which contains a frustum and a list of occluders. More...

Inheritance diagram for osg::CullingSet:

[legend]List of all members.


Public Types
typedef std::pair< osg::ref_ptr< osg::StateSet >, osg::Polytope >	StateFrustumPair
typedef std::vector< StateFrustumPair >	StateFrustumList
typedef std::vector< ShadowVolumeOccluder >	OccluderList
typedef unsigned int	Mask
enum	MaskValues { NO_CULLING = 0x0, VIEW_FRUSTUM_SIDES_CULLING = 0x1, NEAR_PLANE_CULLING = 0x2, FAR_PLANE_CULLING = 0x4, VIEW_FRUSTUM_CULLING, SMALL_FEATURE_CULLING = 0x8, SHADOW_OCCLUSION_CULLING = 0x10, DEFAULT_CULLING, ENABLE_ALL_CULLING }
Public Member Functions
	CullingSet ()
	CullingSet (const CullingSet &cs)
	CullingSet (const CullingSet &cs, const Matrix &matrix, const Vec4 &pixelSizeVector)
CullingSet &	operator= (const CullingSet &cs)
void	set (const CullingSet &cs)
void	set (const CullingSet &cs, const Matrix &matrix, const Vec4 &pixelSizeVector)
void	setCullingMask (Mask mask)
Mask	getCullingMask () const
void	setFrustum (Polytope &cv)
Polytope &	getFrustum ()
const Polytope &	getFrustum () const
void	addStateFrustum (StateSet *stateset, Polytope &polytope)
void	getStateFrustumList (StateFrustumList &sfl)
StateFrustumList &	getStateFrustumList ()
void	addOccluder (ShadowVolumeOccluder &cv)
void	setPixelSizeVector (const Vec4 &v)
Vec4 &	getPixelSizeVector ()
const Vec4 &	getPixelSizeVector () const
void	setSmallFeatureCullingPixelSize (float value)
float &	getSmallFeatureCullingPixelSize ()
float	getSmallFeatureCullingPixelSize () const
float	pixelSize (const Vec3 &v, float radius) const
	Compute the pixel of an object at position v, with specified radius.
float	pixelSize (const BoundingSphere &bs) const
	Compute the pixel of a bounding sphere.
float	clampedPixelSize (const Vec3 &v, float radius) const
	Compute the pixel of an object at position v, with specified radius.
float	clampedPixelSize (const BoundingSphere &bs) const
	Compute the pixel of a bounding sphere.
bool	isCulled (const std::vector< Vec3 > &vertices)
bool	isCulled (const BoundingBox &bb)
bool	isCulled (const BoundingSphere &bs)
void	pushCurrentMask ()
void	popCurrentMask ()
void	disableAndPushOccludersCurrentMask (NodePath &nodePath)
void	popOccludersCurrentMask (NodePath &nodePath)
virtual	~CullingSet ()
Static Public Member Functions
osg::Vec4	computePixelSizeVector (const Viewport &W, const Matrix &P, const Matrix &M)
Protected Attributes
Mask	_mask
Polytope	_frustum
StateFrustumList	_stateFrustumList
OccluderList	_occluderList
Vec4	_pixelSizeVector
float	_smallFeatureCullingPixelSize

Detailed Description

A CullingSet class which contains a frustum and a list of occluders.

Member Typedef Documentation

typedef unsigned int osg::CullingSet::Mask

typedef std::vector<ShadowVolumeOccluder> osg::CullingSet::OccluderList

typedef std::vector< StateFrustumPair > osg::CullingSet::StateFrustumList

typedef std::pair< osg::ref_ptr<osg::StateSet>, osg::Polytope > osg::CullingSet::StateFrustumPair

Member Enumeration Documentation

enum osg::CullingSet::MaskValues

Enumeration values:

NO_CULLING

VIEW_FRUSTUM_SIDES_CULLING

NEAR_PLANE_CULLING

FAR_PLANE_CULLING

VIEW_FRUSTUM_CULLING

SMALL_FEATURE_CULLING

SHADOW_OCCLUSION_CULLING

DEFAULT_CULLING

ENABLE_ALL_CULLING

Constructor & Destructor Documentation

osg::CullingSet::CullingSet ( )

osg::CullingSet::CullingSet ( const CullingSet & cs ) [inline]

osg::CullingSet::CullingSet ( const CullingSet & cs,

const Matrix & matrix,

const Vec4 & pixelSizeVector

) [inline]

virtual osg::CullingSet::~CullingSet ( ) [virtual]

Member Function Documentation

void osg::CullingSet::addOccluder ( ShadowVolumeOccluder & cv ) [inline]

void osg::CullingSet::addStateFrustum ( StateSet * stateset,

Polytope & polytope

) [inline]

float osg::CullingSet::clampedPixelSize ( const BoundingSphere & bs ) const [inline]

Compute the pixel of a bounding sphere.
fabs()ed to always be positive.

float osg::CullingSet::clampedPixelSize ( const Vec3 & v,

float radius

) const [inline]

Compute the pixel of an object at position v, with specified radius.
fabs()ed to always be positive.

osg::Vec4 osg::CullingSet::computePixelSizeVector ( const Viewport & W,

const Matrix & P,

const Matrix & M

) [static]

void osg::CullingSet::disableAndPushOccludersCurrentMask ( NodePath & nodePath )

Mask osg::CullingSet::getCullingMask ( ) const [inline]

const Polytope& osg::CullingSet::getFrustum ( ) const [inline]

Polytope& osg::CullingSet::getFrustum ( ) [inline]

const Vec4& osg::CullingSet::getPixelSizeVector ( ) const [inline]

Vec4& osg::CullingSet::getPixelSizeVector ( ) [inline]

float osg::CullingSet::getSmallFeatureCullingPixelSize ( ) const [inline]

float& osg::CullingSet::getSmallFeatureCullingPixelSize ( ) [inline]

StateFrustumList& osg::CullingSet::getStateFrustumList ( ) [inline]

void osg::CullingSet::getStateFrustumList ( StateFrustumList & sfl ) [inline]

bool osg::CullingSet::isCulled ( const BoundingSphere & bs ) [inline]

bool osg::CullingSet::isCulled ( const BoundingBox & bb ) [inline]

bool osg::CullingSet::isCulled ( const std::vector< Vec3 > & vertices ) [inline]

CullingSet& osg::CullingSet::operator= ( const CullingSet & cs ) [inline]

float osg::CullingSet::pixelSize ( const BoundingSphere & bs ) const [inline]

Compute the pixel of a bounding sphere.

float osg::CullingSet::pixelSize ( const Vec3 & v,

float radius

) const [inline]

Compute the pixel of an object at position v, with specified radius.