Added a Refrenced::getGlobalReferencedMutex, and OpenThreads::ScopedPointerLock() and use of this in add/removeParent() codes

to avoid threading problems when using atomic ref counting.
This commit is contained in:
Robert Osfield
2008-10-14 14:27:41 +00:00
parent af13e84093
commit ac975bf79a
7 changed files with 53 additions and 61 deletions

View File

@@ -27,11 +27,16 @@ StateAttribute::StateAttribute()
void StateAttribute::addParent(osg::StateSet* object)
{
osg::notify(osg::INFO)<<"Adding parent"<<getRefMutex()<<std::endl;
OpenThreads::ScopedPointerLock<OpenThreads::Mutex> lock(getRefMutex());
_parents.push_back(object);
}
void StateAttribute::removeParent(osg::StateSet* object)
{
OpenThreads::ScopedPointerLock<OpenThreads::Mutex> lock(getRefMutex());
ParentList::iterator pitr = std::find(_parents.begin(),_parents.end(),object);
if (pitr!=_parents.end()) _parents.erase(pitr);
}