openscenegraph
osgDB::SharedStateManager Class Reference

#include <SharedStateManager>

Inheritance diagram for osgDB::SharedStateManager:
osg::NodeVisitor osg::Object osg::Referenced

Classes

struct  CompareStateAttributes
struct  CompareStateSets

Public Types

enum  ShareMode {
  SHARE_NONE = 0 , SHARE_STATIC_TEXTURES = 1<<0 , SHARE_UNSPECIFIED_TEXTURES = 1<<1 , SHARE_DYNAMIC_TEXTURES = 1<<2 ,
  SHARE_STATIC_STATESETS = 1<<3 , SHARE_UNSPECIFIED_STATESETS = 1<<4 , SHARE_DYNAMIC_STATESETS = 1<<5 , SHARE_TEXTURES = SHARE_STATIC_TEXTURES | SHARE_UNSPECIFIED_TEXTURES ,
  SHARE_STATESETS = SHARE_STATIC_STATESETS | SHARE_UNSPECIFIED_STATESETS , SHARE_ALL
}
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 Member Functions

 SharedStateManager (unsigned int mode=SHARE_ALL)
 META_NodeVisitor (osgDB, SharedStateManager) void setShareMode(unsigned int mode)
unsigned int getShareMode ()
void prune ()
void share (osg::Node *node, OpenThreads::Mutex *mt=0)
void apply (osg::Node &node)
bool isShared (osg::StateSet *stateSet)
bool isShared (osg::Texture *texture)
void releaseGLObjects (osg::State *state) const
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
virtual osgUtil::UpdateVisitor * asUpdateVisitor ()
virtual const osgUtil::UpdateVisitor * asUpdateVisitor () const
virtual osgUtil::CullVisitor * asCullVisitor ()
virtual const osgUtil::CullVisitor * asCullVisitor () const
virtual osgGA::EventVisitor * asEventVisitor ()
virtual const osgGA::EventVisitor * asEventVisitor () const
virtual osgUtil::IntersectionVisitor * asIntersectionVisitor ()
virtual const osgUtil::IntersectionVisitor * asIntersectionVisitor () const
virtual osg::CullStack * asCullStack ()
virtual const osg::CullStack * asCullStack () const
virtual void reset ()
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 setValueMap (ValueMap *ps)
ValueMap * getValueMap ()
const ValueMap * getValueMap () const
ValueMap * getOrCreateValueMap ()
void setValueStack (ValueStack *ps)
ValueStack * getValueStack ()
const ValueStack * getValueStack () const
ValueStack * getOrCreateValueStack ()
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 float getDistanceToEyePoint (const Vec3 &, bool) const
virtual float getDistanceFromEyePoint (const Vec3 &, bool) const
virtual float getDistanceToViewPoint (const Vec3 &, bool) 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 (Projection &node)
virtual void apply (CoordinateSystemNode &node)
virtual void apply (ClipNode &node)
virtual void apply (TexGenNode &node)
virtual void apply (LightSource &node)
virtual void apply (Transform &node)
virtual void apply (Camera &node)
virtual void apply (CameraView &node)
virtual void apply (MatrixTransform &node)
virtual void apply (PositionAttitudeTransform &node)
virtual void apply (AutoTransform &node)
virtual void apply (Switch &node)
virtual void apply (Sequence &node)
virtual void apply (LOD &node)
virtual void apply (PagedLOD &node)
virtual void apply (ClearNode &node)
virtual void apply (OccluderNode &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 StateSet * asStateSet ()
virtual const StateSet * asStateSet () const
virtual StateAttribute * asStateAttribute ()
virtual const StateAttribute * asStateAttribute () const
virtual Uniform * asUniform ()
virtual const Uniform * asUniform () const
virtual Camera * asCamera ()
virtual const Camera * asCamera () const
virtual Drawable * asDrawable ()
virtual const Drawable * asDrawable () const
virtual Callback * asCallback ()
virtual const Callback * asCallback () const
virtual CallbackObject * asCallbackObject ()
virtual const CallbackObject * asCallbackObject () const
virtual UserDataContainer * asUserDataContainer ()
virtual const UserDataContainer * asUserDataContainer () const
virtual ValueObject * asValueObject ()
virtual const ValueObject * asValueObject () const
virtual Image * asImage ()
virtual const Image * asImage () 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)
template<class T>
void setUserDataContainer (const ref_ptr< T > &udc)
osg::UserDataContainer * getUserDataContainer ()
const osg::UserDataContainer * getUserDataContainer () const
osg::UserDataContainer * getOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
template<class T>
void setUserData (const ref_ptr< T > &ud)
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)
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

Protected Types

typedef std::set< osg::ref_ptr< osg::StateAttribute >, CompareStateAttributes > TextureSet
typedef std::set< osg::ref_ptr< osg::StateSet >, CompareStateSets > StateSetSet
typedef std::pair< osg::StateAttribute *, bool > TextureSharePair
typedef std::map< osg::StateAttribute *, TextureSharePair > TextureTextureSharePairMap
typedef std::pair< osg::StateSet *, bool > StateSetSharePair
typedef std::map< osg::StateSet *, StateSetSharePair > StateSetStateSetSharePairMap

Protected Member Functions

bool shareTexture (osg::Object::DataVariance variance)
bool shareStateSet (osg::Object::DataVariance variance)
void process (osg::StateSet *ss, osg::Object *parent)
osg::StateAttribute * find (osg::StateAttribute *sa)
osg::StateSet * find (osg::StateSet *ss)
void setStateSet (osg::StateSet *ss, osg::Object *object)
void shareTextures (osg::StateSet *ss)
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 Attributes

TextureSet _sharedTextureList
StateSetSet _sharedStateSetList
TextureTextureSharePairMap tmpSharedTextureList
StateSetStateSetSharePairMap tmpSharedStateSetList
unsigned int _shareMode
bool _shareTexture [3]
bool _shareStateSet [3]
OpenThreads::Mutex * _mutex
OpenThreads::Mutex _listMutex
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
osg::ref_ptr< ValueMap > _valueMap
osg::ref_ptr< ValueStack > _valueStack
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

Additional Inherited Members

Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex * getGlobalReferencedMutex ()
static void setDeleteHandler (DeleteHandler *handler)
static DeleteHandler * getDeleteHandler ()

Member Typedef Documentation

◆ StateSetSet

◆ StateSetSharePair

typedef std::pair<osg::StateSet*, bool> osgDB::SharedStateManager::StateSetSharePair
protected

◆ StateSetStateSetSharePairMap

◆ TextureSet

◆ TextureSharePair

◆ TextureTextureSharePairMap

Member Enumeration Documentation

◆ ShareMode

Enumerator
SHARE_NONE 
SHARE_STATIC_TEXTURES 
SHARE_UNSPECIFIED_TEXTURES 
SHARE_DYNAMIC_TEXTURES 
SHARE_STATIC_STATESETS 
SHARE_UNSPECIFIED_STATESETS 
SHARE_DYNAMIC_STATESETS 
SHARE_TEXTURES 
SHARE_STATESETS 
SHARE_ALL 

Constructor & Destructor Documentation

◆ SharedStateManager()

osgDB::SharedStateManager::SharedStateManager ( unsigned int mode = SHARE_ALL)

References SHARE_ALL.

Referenced by META_NodeVisitor().

Member Function Documentation

◆ apply()

void osgDB::SharedStateManager::apply ( osg::Node & node)
virtual

Reimplemented from osg::NodeVisitor.

◆ find() [1/2]

osg::StateAttribute * osgDB::SharedStateManager::find ( osg::StateAttribute * sa)
protected

◆ find() [2/2]

osg::StateSet * osgDB::SharedStateManager::find ( osg::StateSet * ss)
protected

◆ getShareMode()

unsigned int osgDB::SharedStateManager::getShareMode ( )
inline

References _shareMode.

◆ isShared() [1/2]

bool osgDB::SharedStateManager::isShared ( osg::StateSet * stateSet)

◆ isShared() [2/2]

bool osgDB::SharedStateManager::isShared ( osg::Texture * texture)

◆ META_NodeVisitor()

osgDB::SharedStateManager::META_NodeVisitor ( osgDB ,
SharedStateManager  )

References SharedStateManager().

◆ process()

void osgDB::SharedStateManager::process ( osg::StateSet * ss,
osg::Object * parent )
protected

◆ prune()

void osgDB::SharedStateManager::prune ( )

◆ releaseGLObjects()

void osgDB::SharedStateManager::releaseGLObjects ( osg::State * ) const
virtual

If State is non-zero, this function releases any associated OpenGL objects for the specified graphics context. Otherwise, releases OpenGL objects for all graphics contexts.

Reimplemented from osg::Object.

◆ setStateSet()

void osgDB::SharedStateManager::setStateSet ( osg::StateSet * ss,
osg::Object * object )
protected

◆ share()

void osgDB::SharedStateManager::share ( osg::Node * node,
OpenThreads::Mutex * mt = 0 )

◆ shareStateSet()

bool osgDB::SharedStateManager::shareStateSet ( osg::Object::DataVariance variance)
inlineprotected

References _shareStateSet.

◆ shareTexture()

bool osgDB::SharedStateManager::shareTexture ( osg::Object::DataVariance variance)
inlineprotected

References _shareTexture.

◆ shareTextures()

void osgDB::SharedStateManager::shareTextures ( osg::StateSet * ss)
protected

Member Data Documentation

◆ _listMutex

OpenThreads::Mutex osgDB::SharedStateManager::_listMutex
mutableprotected

◆ _mutex

OpenThreads::Mutex* osgDB::SharedStateManager::_mutex
protected

◆ _sharedStateSetList

StateSetSet osgDB::SharedStateManager::_sharedStateSetList
protected

◆ _sharedTextureList

TextureSet osgDB::SharedStateManager::_sharedTextureList
protected

◆ _shareMode

unsigned int osgDB::SharedStateManager::_shareMode
protected

Referenced by getShareMode().

◆ _shareStateSet

bool osgDB::SharedStateManager::_shareStateSet[3]
protected

Referenced by shareStateSet().

◆ _shareTexture

bool osgDB::SharedStateManager::_shareTexture[3]
protected

Referenced by shareTexture().

◆ tmpSharedStateSetList

StateSetStateSetSharePairMap osgDB::SharedStateManager::tmpSharedStateSetList
protected

◆ tmpSharedTextureList

TextureTextureSharePairMap osgDB::SharedStateManager::tmpSharedTextureList
protected

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