osg::CullStack Class Reference

A CullStack class which accumulates the current project, modelview matrices and the CullingSet. More...

Inheritance diagram for osg::CullStack:

List of all members.

Public Types
typedef std::vector < ShadowVolumeOccluder >	OccluderList
typedef std::vector< CullingSet >	CullingStack
Public Member Functions
	CullStack ()
	CullStack (const CullStack &cs)
	~CullStack ()
void	reset ()
void	pushCullingSet ()
void	popCullingSet ()
void	setOccluderList (const ShadowVolumeOccluderList &svol)
ShadowVolumeOccluderList &	getOccluderList ()
const ShadowVolumeOccluderList &	getOccluderList () const
void	pushViewport (osg::Viewport *viewport)
void	popViewport ()
void	pushProjectionMatrix (osg::RefMatrix *matrix)
void	popProjectionMatrix ()
void	pushModelViewMatrix (osg::RefMatrix *matrix, Transform::ReferenceFrame referenceFrame)
void	popModelViewMatrix ()
float	getFrustumVolume ()
float	pixelSize (const Vec3 &v, float radius) const
	Compute the pixel size of an object at position v, with specified radius.
float	pixelSize (const BoundingSphere &bs) const
	Compute the pixel size of the bounding sphere.
float	clampedPixelSize (const Vec3 &v, float radius) const
	Compute the pixel size of an object at position v, with specified radius.
float	clampedPixelSize (const BoundingSphere &bs) const
	Compute the pixel size of the bounding sphere.
void	disableAndPushOccludersCurrentMask (NodePath &nodePath)
void	popOccludersCurrentMask (NodePath &nodePath)
bool	isCulled (const std::vector< Vec3 > &vertices)
bool	isCulled (const BoundingBox &bb)
bool	isCulled (const BoundingSphere &bs)
bool	isCulled (const osg::Node &node)
void	pushCurrentMask ()
void	popCurrentMask ()
CullingStack &	getClipSpaceCullingStack ()
CullingStack &	getProjectionCullingStack ()
CullingStack &	getModelViewCullingStack ()
CullingSet &	getCurrentCullingSet ()
const CullingSet &	getCurrentCullingSet () const
osg::Viewport *	getViewport ()
osg::RefMatrix *	getModelViewMatrix ()
osg::RefMatrix *	getProjectionMatrix ()
osg::Matrix	getWindowMatrix ()
const osg::RefMatrix *	getMVPW ()
const osg::Vec3 &	getReferenceViewPoint () const
void	pushReferenceViewPoint (const osg::Vec3 &viewPoint)
void	popReferenceViewPoint ()
const osg::Vec3 &	getEyeLocal () const
const osg::Vec3 &	getViewPointLocal () const
const osg::Vec3	getUpLocal () const
const osg::Vec3	getLookVectorLocal () const
Protected Types
typedef fast_back_stack < ref_ptr< RefMatrix > >	MatrixStack
typedef fast_back_stack < ref_ptr< Viewport > >	ViewportStack
typedef fast_back_stack< Vec3 >	EyePointStack
typedef std::vector < osg::ref_ptr< osg::RefMatrix > >	MatrixList
Protected Member Functions
void	computeFrustumVolume ()
osg::RefMatrix *	createOrReuseMatrix (const osg::Matrix &value)
Protected Attributes
ShadowVolumeOccluderList	_occluderList
MatrixStack	_projectionStack
MatrixStack	_modelviewStack
MatrixStack	_MVPW_Stack
ViewportStack	_viewportStack
EyePointStack	_referenceViewPoints
EyePointStack	_eyePointStack
EyePointStack	_viewPointStack
CullingStack	_clipspaceCullingStack
CullingStack	_projectionCullingStack
CullingStack	_modelviewCullingStack
unsigned int	_index_modelviewCullingStack
CullingSet *	_back_modelviewCullingStack
float	_frustumVolume
unsigned int	_bbCornerNear
unsigned int	_bbCornerFar
ref_ptr< osg::RefMatrix >	_identity
MatrixList	_reuseMatrixList
unsigned int	_currentReuseMatrixIndex

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Detailed Description

A CullStack class which accumulates the current project, modelview matrices and the CullingSet.

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Member Typedef Documentation

typedef std::vector< CullingSet > osg::CullStack::CullingStack

typedef fast_back_stack<Vec3> osg::CullStack::EyePointStack [protected]

typedef std::vector< osg::ref_ptr<osg::RefMatrix> > osg::CullStack::MatrixList [protected]

typedef fast_back_stack< ref_ptr<RefMatrix> > osg::CullStack::MatrixStack [protected]

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

typedef fast_back_stack<ref_ptr<Viewport> > osg::CullStack::ViewportStack [protected]

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Constructor & Destructor Documentation

osg::CullStack::CullStack

(

)

osg::CullStack::CullStack

(

const CullStack &

cs

)

osg::CullStack::~CullStack

(

)

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Member Function Documentation

float osg::CullStack::clampedPixelSize	(	const Vec3 &	v,
		float	radius
	)		const [inline]

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

fabs()ed to always be positive.

float osg::CullStack::clampedPixelSize

(

const BoundingSphere &

bs

)

const [inline]

Compute the pixel size of the bounding sphere.

fabs()ed to always be positive.

References osg::BoundingSphereImpl< VT >::center(), and osg::BoundingSphereImpl< VT >::radius().

void osg::CullStack::computeFrustumVolume

(

)

[protected]

RefMatrix * osg::CullStack::createOrReuseMatrix

(

const osg::Matrix &

value

)

[inline, protected]

References _currentReuseMatrixIndex, _reuseMatrixList, and osg::Matrixd::set().

Referenced by getMVPW().

void osg::CullStack::disableAndPushOccludersCurrentMask

(

NodePath &

nodePath

)

[inline]

CullingStack& osg::CullStack::getClipSpaceCullingStack

(

)

[inline]

CullingSet& osg::CullStack::getCurrentCullingSet

(

)

[inline]

const CullingSet& osg::CullStack::getCurrentCullingSet

(

)

const [inline]

const osg::Vec3& osg::CullStack::getEyeLocal

(

)

const [inline]

float osg::CullStack::getFrustumVolume

(

)

[inline]

const osg::Vec3 osg::CullStack::getLookVectorLocal

(

)

const [inline]

CullingStack& osg::CullStack::getModelViewCullingStack

(

)

[inline]

osg::RefMatrix * osg::CullStack::getModelViewMatrix

(

)

[inline]

References _identity, _modelviewStack, osg::fast_back_stack< T >::back(), osg::fast_back_stack< T >::empty(), and osg::ref_ptr< T >::get().

Referenced by getMVPW().

const osg::RefMatrix * osg::CullStack::getMVPW

(

)

[inline]

References _identity, _MVPW_Stack, osg::fast_back_stack< T >::back(), createOrReuseMatrix(), osg::fast_back_stack< T >::empty(), osg::ref_ptr< T >::get(), getModelViewMatrix(), getProjectionMatrix(), and getWindowMatrix().

ShadowVolumeOccluderList& osg::CullStack::getOccluderList

(

)

[inline]

const ShadowVolumeOccluderList& osg::CullStack::getOccluderList

(

)

const [inline]

CullingStack& osg::CullStack::getProjectionCullingStack

(

)

[inline]

osg::RefMatrix * osg::CullStack::getProjectionMatrix

(

)

[inline]

References _identity, _projectionStack, osg::fast_back_stack< T >::back(), osg::fast_back_stack< T >::empty(), and osg::ref_ptr< T >::get().

Referenced by getMVPW().

const osg::Vec3& osg::CullStack::getReferenceViewPoint

(

)

const [inline]

const osg::Vec3 osg::CullStack::getUpLocal

(

)

const [inline]

const osg::Vec3& osg::CullStack::getViewPointLocal

(

)

const [inline]

osg::Viewport * osg::CullStack::getViewport

(

)

[inline]

References _viewportStack, osg::fast_back_stack< T >::back(), osg::fast_back_stack< T >::empty(), and osg::ref_ptr< T >::get().

osg::Matrix osg::CullStack::getWindowMatrix

(

)

[inline]

References _identity, _viewportStack, osg::fast_back_stack< T >::back(), osg::Viewport::computeWindowMatrix(), osg::fast_back_stack< T >::empty(), and osg::ref_ptr< T >::get().

Referenced by getMVPW().

bool osg::CullStack::isCulled

(

const osg::Node &

node

)

[inline]

References osg::Node::getBound(), and osg::Node::isCullingActive().

bool osg::CullStack::isCulled

(

const BoundingBox &

bb

)

[inline]

References osg::BoundingBoxImpl< VT >::valid().

bool osg::CullStack::isCulled

(

const std::vector< Vec3 > &

vertices

)

[inline]

bool osg::CullStack::isCulled

(

const BoundingSphere &

bs

)

[inline]

float osg::CullStack::pixelSize	(	const Vec3 &	v,
		float	radius
	)		const [inline]

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

float osg::CullStack::pixelSize

(

const BoundingSphere &

bs

)

const [inline]

Compute the pixel size of the bounding sphere.

References osg::BoundingSphereImpl< VT >::center(), and osg::BoundingSphereImpl< VT >::radius().

void osg::CullStack::popCullingSet

(

)

void osg::CullStack::popCurrentMask

(

)

[inline]

void osg::CullStack::popModelViewMatrix

(

)

void osg::CullStack::popOccludersCurrentMask

(

NodePath &

nodePath

)

[inline]

void osg::CullStack::popProjectionMatrix

(

)

Reimplemented in osgUtil::CullVisitor.

void osg::CullStack::popReferenceViewPoint

(

)

[inline]

void osg::CullStack::popViewport

(

)

void osg::CullStack::pushCullingSet

(

)

void osg::CullStack::pushCurrentMask

(

)

[inline]

void osg::CullStack::pushModelViewMatrix	(	osg::RefMatrix *	matrix,
		Transform::ReferenceFrame	referenceFrame
	)

void osg::CullStack::pushProjectionMatrix

(

osg::RefMatrix *

matrix

)

void osg::CullStack::pushReferenceViewPoint

(

const osg::Vec3 &

viewPoint

)

[inline]

void osg::CullStack::pushViewport

(

osg::Viewport *

viewport

)

void osg::CullStack::reset

(

)

Reimplemented in osg::CollectOccludersVisitor, and osgUtil::CullVisitor.

void osg::CullStack::setOccluderList

(

const ShadowVolumeOccluderList &

svol

)

[inline]

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Member Data Documentation

CullingSet* osg::CullStack::_back_modelviewCullingStack [protected]

unsigned int osg::CullStack::_bbCornerFar [protected]

unsigned int osg::CullStack::_bbCornerNear [protected]

CullingStack osg::CullStack::_clipspaceCullingStack [protected]

unsigned int osg::CullStack::_currentReuseMatrixIndex [protected]

Referenced by createOrReuseMatrix().

EyePointStack osg::CullStack::_eyePointStack [protected]

float osg::CullStack::_frustumVolume [protected]

ref_ptr<osg::RefMatrix> osg::CullStack::_identity [protected]

Referenced by getModelViewMatrix(), getMVPW(), getProjectionMatrix(), and getWindowMatrix().

unsigned int osg::CullStack::_index_modelviewCullingStack [protected]

CullingStack osg::CullStack::_modelviewCullingStack [protected]

MatrixStack osg::CullStack::_modelviewStack [protected]

Referenced by getModelViewMatrix().

MatrixStack osg::CullStack::_MVPW_Stack [protected]

Referenced by getMVPW().

ShadowVolumeOccluderList osg::CullStack::_occluderList [protected]

CullingStack osg::CullStack::_projectionCullingStack [protected]

MatrixStack osg::CullStack::_projectionStack [protected]

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

EyePointStack osg::CullStack::_referenceViewPoints [protected]

MatrixList osg::CullStack::_reuseMatrixList [protected]

Referenced by createOrReuseMatrix().

EyePointStack osg::CullStack::_viewPointStack [protected]

ViewportStack osg::CullStack::_viewportStack [protected]

Referenced by getViewport(), and getWindowMatrix().

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

• osg/CullStack