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osg::CollectOccludersVisitor Class Reference

#include <CollectOccludersVisitor.h>

Inheritance diagram for osg::CollectOccludersVisitor:
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Public Types

typedef std::set
< ShadowVolumeOccluder > 		ShadowVolumeOccluderSet
 
- Public Types inherited from osg::NodeVisitor
enum  TraversalMode { TRAVERSE_NONE, TRAVERSE_PARENTS, TRAVERSE_ALL_CHILDREN, TRAVERSE_ACTIVE_CHILDREN }
 
enum  VisitorType {
  NODE_VISITOR = 0, UPDATE_VISITOR, EVENT_VISITOR, COLLECT_OCCLUDER_VISITOR,
  CULL_VISITOR, INTERSECTION_VISITOR
}
 
- Public Types inherited from osg::Object
enum  DataVariance { DYNAMIC, STATIC, UNSPECIFIED }
 
- Public Types inherited from osg::CullStack
typedef std::vector
< ShadowVolumeOccluder > 		OccluderList
 
typedef std::vector< CullingSet > CullingStack
 
- Public Types inherited from osg::CullSettings
enum  VariablesMask {
  COMPUTE_NEAR_FAR_MODE = (0x1 << 0), CULLING_MODE = (0x1 << 1), LOD_SCALE = (0x1 << 2), SMALL_FEATURE_CULLING_PIXEL_SIZE = (0x1 << 3),
  CLAMP_PROJECTION_MATRIX_CALLBACK = (0x1 << 4), NEAR_FAR_RATIO = (0x1 << 5), IMPOSTOR_ACTIVE = (0x1 << 6), DEPTH_SORT_IMPOSTOR_SPRITES = (0x1 << 7),
  IMPOSTOR_PIXEL_ERROR_THRESHOLD = (0x1 << 8), NUM_FRAMES_TO_KEEP_IMPOSTORS_SPRITES = (0x1 << 9), CULL_MASK = (0x1 << 10), CULL_MASK_LEFT = (0x1 << 11),
  CULL_MASK_RIGHT = (0x1 << 12), CLEAR_COLOR = (0x1 << 13), CLEAR_MASK = (0x1 << 14), LIGHTING_MODE = (0x1 << 15),
  LIGHT = (0x1 << 16), DRAW_BUFFER = (0x1 << 17), READ_BUFFER = (0x1 << 18), NO_VARIABLES = 0x00000000,
  ALL_VARIABLES = 0x7FFFFFFF
}
 
enum  InheritanceMaskActionOnAttributeSetting { DISABLE_ASSOCIATED_INHERITANCE_MASK_BIT, DO_NOT_MODIFY_INHERITANCE_MASK }
 
enum  ComputeNearFarMode { DO_NOT_COMPUTE_NEAR_FAR = 0, COMPUTE_NEAR_FAR_USING_BOUNDING_VOLUMES, COMPUTE_NEAR_FAR_USING_PRIMITIVES, COMPUTE_NEAR_USING_PRIMITIVES }
 
enum  CullingModeValues {
  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, CLUSTER_CULLING = 0x20,
  DEFAULT_CULLING, ENABLE_ALL_CULLING
}
 
typedef int InheritanceMask
 
typedef int CullingMode
 

Public Member Functions

 CollectOccludersVisitor ()
 
virtual ~CollectOccludersVisitor ()
 
 META_NodeVisitor (osg, CollectOccludersVisitor) virtual Object *cloneType() const
 
virtual void reset ()
 
virtual float getDistanceToEyePoint (const Vec3 &pos, bool withLODScale) const
 
virtual float getDistanceToViewPoint (const Vec3 &pos, bool withLODScale) const
 
virtual float getDistanceFromEyePoint (const Vec3 &pos, bool withLODScale) const
 
virtual void apply (osg::Node &)
 
virtual void apply (osg::Transform &node)
 
virtual void apply (osg::Projection &node)
 
virtual void apply (osg::Switch &node)
 
virtual void apply (osg::LOD &node)
 
virtual void apply (osg::OccluderNode &node)
 
void setMinimumShadowOccluderVolume (float vol)
 
float getMinimumShadowOccluderVolume () const
 
void setMaximumNumberOfActiveOccluders (unsigned int num)
 
unsigned int getMaximumNumberOfActiveOccluders () const
 
void setCreateDrawablesOnOccludeNodes (bool flag)
 
bool getCreateDrawablesOnOccludeNodes () const
 
void setCollectedOccluderSet (const ShadowVolumeOccluderSet &svol)
 
ShadowVolumeOccluderSet & getCollectedOccluderSet ()
 
const ShadowVolumeOccluderSet & getCollectedOccluderSet () const
 
void removeOccludedOccluders ()
 
- Public Member Functions inherited from osg::NodeVisitor
 NodeVisitor (TraversalMode tm=TRAVERSE_NONE)
 
 NodeVisitor (VisitorType type, TraversalMode tm=TRAVERSE_NONE)
 
 NodeVisitor (const NodeVisitor &nv, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
 
virtual ~NodeVisitor ()
 
 META_Object (osg, NodeVisitor) virtual NodeVisitor *asNodeVisitor()
 
virtual const NodeVisitor * asNodeVisitor () const
 
void setVisitorType (VisitorType type)
 
VisitorType getVisitorType () const
 
void setTraversalNumber (unsigned int fn)
 
unsigned int getTraversalNumber () const
 
void setFrameStamp (FrameStamp *fs)
 
const FrameStamp * getFrameStamp () const
 
void setTraversalMask (Node::NodeMask mask)
 
Node::NodeMask getTraversalMask () const
 
void setNodeMaskOverride (Node::NodeMask mask)
 
Node::NodeMask getNodeMaskOverride () const
 
bool validNodeMask (const osg::Node &node) const
 
void setTraversalMode (TraversalMode mode)
 
TraversalMode getTraversalMode () const
 
void traverse (Node &node)
 
void pushOntoNodePath (Node *node)
 
void popFromNodePath ()
 
NodePath & getNodePath ()
 
const NodePath & getNodePath () const
 
virtual osg::Vec3 getEyePoint () const
 
virtual osg::Vec3 getViewPoint () const
 
virtual void apply (Drawable &drawable)
 
virtual void apply (Geometry &geometry)
 
virtual void apply (Geode &node)
 
virtual void apply (Billboard &node)
 
virtual void apply (Group &node)
 
virtual void apply (ProxyNode &node)
 
virtual void apply (CoordinateSystemNode &node)
 
virtual void apply (ClipNode &node)
 
virtual void apply (TexGenNode &node)
 
virtual void apply (LightSource &node)
 
virtual void apply (Camera &node)
 
virtual void apply (CameraView &node)
 
virtual void apply (MatrixTransform &node)
 
virtual void apply (PositionAttitudeTransform &node)
 
virtual void apply (Sequence &node)
 
virtual void apply (PagedLOD &node)
 
virtual void apply (ClearNode &node)
 
virtual void apply (OcclusionQueryNode &node)
 
void setDatabaseRequestHandler (DatabaseRequestHandler *handler)
 
DatabaseRequestHandler * getDatabaseRequestHandler ()
 
const DatabaseRequestHandler * getDatabaseRequestHandler () const
 
void setImageRequestHandler (ImageRequestHandler *handler)
 
ImageRequestHandler * getImageRequestHandler ()
 
const ImageRequestHandler * getImageRequestHandler () const
 
- Public Member Functions inherited from osg::Object
 Object ()
 
 Object (bool threadSafeRefUnref)
 
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
 
virtual Object * cloneType () const =0
 
virtual Object * clone (const CopyOp &) const =0
 
virtual bool isSameKindAs (const Object *) const
 
virtual const char * libraryName () const =0
 
virtual const char * className () const =0
 
std::string getCompoundClassName () const
 
virtual Node * asNode ()
 
virtual const Node * asNode () const
 
virtual NodeVisitor * asNodeVisitor ()
 
virtual StateAttribute * asStateAttribute ()
 
virtual const StateAttribute * asStateAttribute () const
 
virtual Uniform * asUniform ()
 
virtual const Uniform * asUniform () const
 
virtual void setThreadSafeRefUnref (bool threadSafe)
 
virtual void setName (const std::string &name)
 
void setName (const char *name)
 
const std::string & getName () const
 
void setDataVariance (DataVariance dv)
 
DataVariance getDataVariance () const
 
virtual void computeDataVariance ()
 
void setUserDataContainer (osg::UserDataContainer *udc)
 
osg::UserDataContainer * getUserDataContainer ()
 
const osg::UserDataContainer * getUserDataContainer () const
 
osg::UserDataContainer * getOrCreateUserDataContainer ()
 
virtual void setUserData (Referenced *obj)
 
virtual Referenced * getUserData ()
 
virtual const Referenced * getUserData () const
 
template<typename T >
bool getUserValue (const std::string &name, T &value) const
 
template<typename T >
void setUserValue (const std::string &name, const T &value)
 
virtual void resizeGLObjectBuffers (unsigned int)
 
virtual void releaseGLObjects (osg::State *=0) const
 
template<typename T >
BoolValueObject
UCharValueObject
UShortValueObject
UIntValueObject
DoubleValueObject
Vec3fValueObject
Vec2dValueObject
Vec4dValueObject
PlaneValueObject
MatrixdValueObject
BoundingBoxdValueObject
BoundingSpheredValueObject
bool 		getUserValue (const std::string &name, T &value) const
 
- Public Member Functions inherited from osg::Referenced
 Referenced ()
 
 Referenced (bool threadSafeRefUnref)
 
 Referenced (const Referenced &)
 
Referenced & operator= (const Referenced &)
 
bool getThreadSafeRefUnref () const
 
OpenThreads::Mutex * getRefMutex () const
 
int ref () const
 
int unref () const
 
int unref_nodelete () const
 
int referenceCount () const
 
ObserverSet * getObserverSet () const
 
ObserverSet * getOrCreateObserverSet () const
 
void addObserver (Observer *observer) const
 
void removeObserver (Observer *observer) const
 
- Public Member Functions inherited from osg::CullStack
 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
 
float pixelSize (const BoundingSphere &bs) const
 
float clampedPixelSize (const Vec3 &v, float radius) const
 
float clampedPixelSize (const BoundingSphere &bs) const
 
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
 
- Public Member Functions inherited from osg::CullSettings
 CullSettings ()
 
 CullSettings (ArgumentParser &arguments)
 
 CullSettings (const CullSettings &cs)
 
virtual ~CullSettings ()
 
CullSettings & operator= (const CullSettings &settings)
 
virtual void setDefaults ()
 
void setInheritanceMask (InheritanceMask mask)
 
InheritanceMask getInheritanceMask () const
 
void setCullSettings (const CullSettings &settings)
 
virtual void inheritCullSettings (const CullSettings &settings)
 
virtual void inheritCullSettings (const CullSettings &settings, unsigned int inheritanceMask)
 
void readEnvironmentalVariables ()
 
void readCommandLine (ArgumentParser &arguments)
 
void setInheritanceMaskActionOnAttributeSetting (InheritanceMaskActionOnAttributeSetting action)
 
InheritanceMaskActionOnAttributeSetting getInheritanceMaskActionOnAttributeSetting () const
 
void applyMaskAction (unsigned int maskBit)
 
void setImpostorsActive (bool active)
 
bool getImpostorsActive () const
 
void setImpostorPixelErrorThreshold (float numPixels)
 
float getImpostorPixelErrorThreshold () const
 
void setDepthSortImpostorSprites (bool doDepthSort)
 
bool getDepthSortImpostorSprites () const
 
void setNumberOfFrameToKeepImpostorSprites (int numFrames)
 
int getNumberOfFrameToKeepImpostorSprites () const
 
void setComputeNearFarMode (ComputeNearFarMode cnfm)
 
ComputeNearFarMode getComputeNearFarMode () const
 
void setNearFarRatio (double ratio)
 
double getNearFarRatio () const
 
void setCullingMode (CullingMode mode)
 
CullingMode getCullingMode () const
 
void setCullMask (osg::Node::NodeMask nm)
 
osg::Node::NodeMask getCullMask () const
 
void setCullMaskLeft (osg::Node::NodeMask nm)
 
osg::Node::NodeMask getCullMaskLeft () const
 
void setCullMaskRight (osg::Node::NodeMask nm)
 
osg::Node::NodeMask getCullMaskRight () const
 
void setLODScale (float scale)
 
float getLODScale () const
 
void setSmallFeatureCullingPixelSize (float value)
 
float getSmallFeatureCullingPixelSize () const
 
void setClampProjectionMatrixCallback (ClampProjectionMatrixCallback *cpmc)
 
ClampProjectionMatrixCallback * getClampProjectionMatrixCallback ()
 
const
ClampProjectionMatrixCallback * 		getClampProjectionMatrixCallback () const
 
void write (std::ostream &out)
 

Protected Member Functions

CollectOccludersVisitor & operator= (const CollectOccludersVisitor &)
 
void handle_cull_callbacks_and_traverse (osg::Node &node)
 
void handle_cull_callbacks_and_accept (osg::Node &node, osg::Node *acceptNode)
 
- Protected Member Functions inherited from osg::Object
virtual ~Object ()
 
- Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
 
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
 
void deleteUsingDeleteHandler () const
 
- Protected Member Functions inherited from osg::CullStack
void computeFrustumVolume ()
 
osg::RefMatrix * createOrReuseMatrix (const osg::Matrix &value)
 

Protected Attributes

float _minimumShadowOccluderVolume
 
unsigned _maximumNumberOfActiveOccluders
 
bool _createDrawables
 
ShadowVolumeOccluderSet _occluderSet
 
- Protected Attributes inherited from osg::NodeVisitor
VisitorType _visitorType
 
unsigned int _traversalNumber
 
ref_ptr< FrameStamp > _frameStamp
 
TraversalMode _traversalMode
 
Node::NodeMask _traversalMask
 
Node::NodeMask _nodeMaskOverride
 
NodePath _nodePath
 
ref_ptr< DatabaseRequestHandler > _databaseRequestHandler
 
ref_ptr< ImageRequestHandler > _imageRequestHandler
 
- Protected Attributes inherited from osg::Object
std::string _name
 
DataVariance _dataVariance
 
osg::UserDataContainer * _userDataContainer
 
- Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr _observerSet
 
OpenThreads::Atomic _refCount
 
- Protected Attributes inherited from osg::CullStack
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
 
- Protected Attributes inherited from osg::CullSettings
InheritanceMask _inheritanceMask
 
InheritanceMaskActionOnAttributeSetting _inheritanceMaskActionOnAttributeSetting
 
ComputeNearFarMode _computeNearFar
 
CullingMode _cullingMode
 
float _LODScale
 
float _smallFeatureCullingPixelSize
 
ref_ptr
< ClampProjectionMatrixCallback > 		_clampProjectionMatrixCallback
 
double _nearFarRatio
 
bool _impostorActive
 
bool _depthSortImpostorSprites
 
float _impostorPixelErrorThreshold
 
int _numFramesToKeepImpostorSprites
 
Node::NodeMask _cullMask
 
Node::NodeMask _cullMaskLeft
 
Node::NodeMask _cullMaskRight
 

Additional Inherited Members

- Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex * getGlobalReferencedMutex ()
 
static void setThreadSafeReferenceCounting (bool enableThreadSafeReferenceCounting)
 
static bool getThreadSafeReferenceCounting ()
 
static void setDeleteHandler (DeleteHandler *handler)
 
static DeleteHandler * getDeleteHandler ()
 
- Protected Types inherited from osg::CullStack
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
 

Detailed Description

Definition at line 24 of file CollectOccludersVisitor.h.

Member Typedef Documentation

typedef std::set<ShadowVolumeOccluder> osg::CollectOccludersVisitor::ShadowVolumeOccluderSet

Definition at line 29 of file CollectOccludersVisitor.h.

Constructor & Destructor Documentation

osg::CollectOccludersVisitor::CollectOccludersVisitor ( )
virtual osg::CollectOccludersVisitor::~CollectOccludersVisitor ( )
virtual

Member Function Documentation

virtual void osg::CollectOccludersVisitor::apply ( osg::Node &  )
virtual

Reimplemented from osg::NodeVisitor.

virtual void osg::CollectOccludersVisitor::apply ( osg::Transform &  node)
virtual

Reimplemented from osg::NodeVisitor.

virtual void osg::CollectOccludersVisitor::apply ( osg::Projection &  node)
virtual

Reimplemented from osg::NodeVisitor.

virtual void osg::CollectOccludersVisitor::apply ( osg::Switch &  node)
virtual

Reimplemented from osg::NodeVisitor.

virtual void osg::CollectOccludersVisitor::apply ( osg::LOD &  node)
virtual

Reimplemented from osg::NodeVisitor.

virtual void osg::CollectOccludersVisitor::apply ( osg::OccluderNode &  node)
virtual

Reimplemented from osg::NodeVisitor.

ShadowVolumeOccluderSet& osg::CollectOccludersVisitor::getCollectedOccluderSet ( )
inline

Definition at line 68 of file CollectOccludersVisitor.h.

const ShadowVolumeOccluderSet& osg::CollectOccludersVisitor::getCollectedOccluderSet ( ) const
inline

Definition at line 69 of file CollectOccludersVisitor.h.

bool osg::CollectOccludersVisitor::getCreateDrawablesOnOccludeNodes ( ) const
inline

Definition at line 65 of file CollectOccludersVisitor.h.

virtual float osg::CollectOccludersVisitor::getDistanceFromEyePoint ( const Vec3 &  ,
bool   
) const
virtual

Get the distance of a point from the eye point, distance value in the eye coordinate system. Note, not all NodeVisitor implement this method, it is mainly cull visitors which will implement. If the getDistanceFromEyePoint(pos) is not implemented than a default value of 0.0 is returned.

Reimplemented from osg::NodeVisitor.

virtual float osg::CollectOccludersVisitor::getDistanceToEyePoint ( const Vec3 &  ,
bool   
) const
virtual

Get the distance from a point to the eye point, distance value in local coordinate system. Note, not all NodeVisitor implement this method, it is mainly cull visitors which will implement. If the getDistanceFromEyePoint(pos) is not implemented then a default value of 0.0 is returned.

Reimplemented from osg::NodeVisitor.

virtual float osg::CollectOccludersVisitor::getDistanceToViewPoint ( const Vec3 &  ,
bool   
) const
virtual

Get the distance from a point to the view point, distance value in local coordinate system. Note, not all NodeVisitor implement this method, it is mainly cull visitors which will implement. If the getDistanceToViewPoint(pos) is not implemented then a default value of 0.0 is returned.

Reimplemented from osg::NodeVisitor.

unsigned int osg::CollectOccludersVisitor::getMaximumNumberOfActiveOccluders ( ) const
inline

Definition at line 62 of file CollectOccludersVisitor.h.

float osg::CollectOccludersVisitor::getMinimumShadowOccluderVolume ( ) const
inline

Definition at line 57 of file CollectOccludersVisitor.h.

void osg::CollectOccludersVisitor::handle_cull_callbacks_and_accept ( osg::Node &  node,
osg::Node *  acceptNode 
)
inlineprotected

Definition at line 92 of file CollectOccludersVisitor.h.

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void osg::CollectOccludersVisitor::handle_cull_callbacks_and_traverse ( osg::Node &  node)
inlineprotected

Definition at line 85 of file CollectOccludersVisitor.h.

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osg::CollectOccludersVisitor::META_NodeVisitor ( osg  ,
CollectOccludersVisitor   
) const
inline

Definition at line 34 of file CollectOccludersVisitor.h.

CollectOccludersVisitor& osg::CollectOccludersVisitor::operator= ( const CollectOccludersVisitor &  )
inlineprotected

Prevents unwanted copy construction. Prevents unwanted copy operator.

Definition at line 83 of file CollectOccludersVisitor.h.

void osg::CollectOccludersVisitor::removeOccludedOccluders ( )

Removes occluded occluders for the collected occluders list, then discards all but MaximumNumberOfActiveOccluders of occluders, discarding the occluders with the lowest shadow occluder volume.

virtual void osg::CollectOccludersVisitor::reset ( )
virtual

Method to call to reset visitor. Useful if your visitor accumulates state during a traversal, and you plan to reuse the visitor. To flush that state for the next traversal: call reset() prior to each traversal.

Reimplemented from osg::NodeVisitor.

void osg::CollectOccludersVisitor::setCollectedOccluderSet ( const ShadowVolumeOccluderSet &  svol)
inline

Definition at line 67 of file CollectOccludersVisitor.h.

void osg::CollectOccludersVisitor::setCreateDrawablesOnOccludeNodes ( bool  flag)
inline

Definition at line 64 of file CollectOccludersVisitor.h.

void osg::CollectOccludersVisitor::setMaximumNumberOfActiveOccluders ( unsigned int  num)
inline

Sets the maximum number of occluders to have active for culling purposes.

Definition at line 61 of file CollectOccludersVisitor.h.

void osg::CollectOccludersVisitor::setMinimumShadowOccluderVolume ( float  vol)
inline

Sets the minimum shadow occluder volume that an active occluder must have. vol is units relative the clip space volume where 1.0 is the whole clip space.

Definition at line 56 of file CollectOccludersVisitor.h.

Member Data Documentation

bool osg::CollectOccludersVisitor::_createDrawables
protected

Definition at line 101 of file CollectOccludersVisitor.h.

unsigned osg::CollectOccludersVisitor::_maximumNumberOfActiveOccluders
protected

Definition at line 100 of file CollectOccludersVisitor.h.

float osg::CollectOccludersVisitor::_minimumShadowOccluderVolume
protected

Definition at line 99 of file CollectOccludersVisitor.h.

ShadowVolumeOccluderSet osg::CollectOccludersVisitor::_occluderSet
protected

Definition at line 102 of file CollectOccludersVisitor.h.

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