OpenSceneGraph 3.6.5
osg::ObserverNodePath Class Reference

ObserverNodePath is an observer class for tracking changes to a NodePath, that automatically invalidates it when nodes are deleted. More...

#include <ObserverNodePath>

Public Member Functions

 ObserverNodePath ()
 ObserverNodePath (const ObserverNodePath &rhs)
 ObserverNodePath (const osg::NodePath &nodePath)
 ~ObserverNodePath ()
ObserverNodePathoperator= (const ObserverNodePath &rhs)
void setNodePathTo (osg::Node *node)
 get the NodePath from the first parental chain back to root, plus the specified node.
void setNodePath (const osg::RefNodePath &nodePath)
void setNodePath (const osg::NodePath &nodePath)
void clearNodePath ()
bool getRefNodePath (RefNodePath &refNodePath) const
 Get a thread safe RefNodePath, return true if NodePath is valid.
bool getNodePath (NodePath &nodePath) const
 Get a lightweight NodePath that isn't thread safe but may be safely used in single threaded applications, or when its known that the NodePath won't be invalidated during usage of the NodePath.
bool empty () const

Protected Types

typedef std::vector< osg::observer_ptr< osg::Node > > ObsNodePath

Protected Member Functions

void _setNodePath (const osg::NodePath &nodePath)
void _clearNodePath ()

Protected Attributes

OpenThreads::Mutex _mutex
ObsNodePath _nodePath

Detailed Description

ObserverNodePath is an observer class for tracking changes to a NodePath, that automatically invalidates it when nodes are deleted.

Member Typedef Documentation

◆ ObsNodePath

Constructor & Destructor Documentation

◆ ObserverNodePath() [1/3]

osg::ObserverNodePath::ObserverNodePath ( )

Referenced by ObserverNodePath(), and operator=().

◆ ObserverNodePath() [2/3]

osg::ObserverNodePath::ObserverNodePath ( const ObserverNodePath & rhs)

References ObserverNodePath().

◆ ObserverNodePath() [3/3]

osg::ObserverNodePath::ObserverNodePath ( const osg::NodePath & nodePath)

◆ ~ObserverNodePath()

osg::ObserverNodePath::~ObserverNodePath ( )

Member Function Documentation

◆ _clearNodePath()

void osg::ObserverNodePath::_clearNodePath ( )
protected

◆ _setNodePath()

void osg::ObserverNodePath::_setNodePath ( const osg::NodePath & nodePath)
protected

◆ clearNodePath()

void osg::ObserverNodePath::clearNodePath ( )

◆ empty()

bool osg::ObserverNodePath::empty ( ) const
inline

References _mutex, and _nodePath.

◆ getNodePath()

bool osg::ObserverNodePath::getNodePath ( NodePath & nodePath) const

Get a lightweight NodePath that isn't thread safe but may be safely used in single threaded applications, or when its known that the NodePath won't be invalidated during usage of the NodePath.

return true if NodePath is valid.

◆ getRefNodePath()

bool osg::ObserverNodePath::getRefNodePath ( RefNodePath & refNodePath) const

Get a thread safe RefNodePath, return true if NodePath is valid.

◆ operator=()

ObserverNodePath & osg::ObserverNodePath::operator= ( const ObserverNodePath & rhs)

References ObserverNodePath().

◆ setNodePath() [1/2]

void osg::ObserverNodePath::setNodePath ( const osg::NodePath & nodePath)

◆ setNodePath() [2/2]

void osg::ObserverNodePath::setNodePath ( const osg::RefNodePath & nodePath)

◆ setNodePathTo()

void osg::ObserverNodePath::setNodePathTo ( osg::Node * node)

get the NodePath from the first parental chain back to root, plus the specified node.

Member Data Documentation

◆ _mutex

OpenThreads::Mutex osg::ObserverNodePath::_mutex
mutableprotected

Referenced by empty().

◆ _nodePath

ObsNodePath osg::ObserverNodePath::_nodePath
protected

Referenced by empty().


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

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Generated at Sun Jul 20 2025 00:00:00 for the OpenSceneGraph by doxygen 1.14.0.