osg::CullingSet Class Reference

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

Inheritance diagram for osg::CullingSet:

Inheritance graph
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List of all members.

Public Types

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
}
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

Public Member Functions

 CullingSet ()
 CullingSet (const CullingSet &cs)
 CullingSet (const CullingSet &cs, const Matrix &matrix, const Vec4 &pixelSizeVector)
CullingSetoperator= (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)
PolytopegetFrustum ()
const PolytopegetFrustum () const
void addStateFrustum (StateSet *stateset, Polytope &polytope)
void getStateFrustumList (StateFrustumList &sfl)
StateFrustumListgetStateFrustumList ()
void addOccluder (ShadowVolumeOccluder &cv)
void setPixelSizeVector (const Vec4 &v)
Vec4getPixelSizeVector ()
const Vec4getPixelSizeVector () 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

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

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

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

typedef unsigned int osg::CullingSet::Mask


Member Enumeration Documentation

enum osg::CullingSet::MaskValues

Enumerator:
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

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

void osg::CullingSet::set ( const CullingSet cs  )  [inline]

void osg::CullingSet::set ( const CullingSet cs,
const Matrix matrix,
const Vec4 pixelSizeVector 
) [inline]

void osg::CullingSet::setCullingMask ( Mask  mask  )  [inline]

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

void osg::CullingSet::setFrustum ( Polytope cv  )  [inline]

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

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

void osg::CullingSet::addStateFrustum ( StateSet stateset,
Polytope polytope 
) [inline]

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

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

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

void osg::CullingSet::setPixelSizeVector ( const Vec4 v  )  [inline]

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

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

void osg::CullingSet::setSmallFeatureCullingPixelSize ( float  value  )  [inline]

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

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

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

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

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

Compute the pixel of a bounding sphere.

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.

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

Compute the pixel of a bounding sphere.

fabs()ed to always be positive.

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

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

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

void osg::CullingSet::pushCurrentMask (  )  [inline]

void osg::CullingSet::popCurrentMask (  )  [inline]

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

void osg::CullingSet::popOccludersCurrentMask ( NodePath nodePath  ) 

static osg::Vec4 osg::CullingSet::computePixelSizeVector ( const Viewport W,
const Matrix P,
const Matrix M 
) [static]


Member Data Documentation

Mask osg::CullingSet::_mask [protected]

Polytope osg::CullingSet::_frustum [protected]

StateFrustumList osg::CullingSet::_stateFrustumList [protected]

OccluderList osg::CullingSet::_occluderList [protected]

Vec4 osg::CullingSet::_pixelSizeVector [protected]

float osg::CullingSet::_smallFeatureCullingPixelSize [protected]


The documentation for this class was generated from the following file:
Generated at Sun Oct 14 02:12:07 2007 for the OpenSceneGraph by doxygen 1.5.3.