FGFS-4.1/OpenSceneGraph
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Added support for parents to Drawables.

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Bumped up version numbers in prep for 0.8.44.
This commit is contained in:
Robert Osfield
2002-02-08 22:55:21 +00:00
parent 4c5fcd3f61
commit 2075eb0100
15 changed files with 137 additions and 40 deletions
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17
src/osg/Group.cpp
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@@ -27,14 +27,12 @@ Group::Group(const Group& group,const CopyOp& copyop):
Group::~Group()
{
// remove reference to this from children's parent lists.
for(ChildList::iterator itr=_children.begin();
itr!=_children.end();
++itr)
{
Node* child = itr->get();
ParentList::iterator pitr = std::find(child->_parents.begin(),child->_parents.end(),this);
if (pitr!=child->_parents.end()) child->_parents.erase(pitr);
(*itr)->removeParent(this);
}
}
@@ -59,7 +57,7 @@ bool Group::addChild( Node *child )
_children.push_back(child);
// register as parent of child.
child->_parents.push_back(this);
child->addParent(this);
dirtyBound();
@@ -95,8 +93,7 @@ bool Group::removeChild( Node *child )
if (itr!=_children.end())
{
// remove this group from the child parent list.
ParentList::iterator pitr = std::find(child->_parents.begin(),child->_parents.end(),this);
if (pitr!=child->_parents.end()) child->_parents.erase(pitr);
child->removeParent(this);
// could now require app traversal thanks to the new subgraph,
// so need to check and update if required.
@@ -136,15 +133,15 @@ bool Group::replaceChild( Node *origNode, Node *newNode )
ChildList::iterator itr = findNode(origNode);
if (itr!=_children.end())
{
ParentList::iterator pitr = std::find(origNode->_parents.begin(),origNode->_parents.end(),this);
if (pitr!=origNode->_parents.end()) origNode->_parents.erase(pitr);
// first remove for origNode's parent list.
origNode->removeParent(this);
// note ref_ptr<> automatically handles decrementing origNode's reference count,
// and inccrementing newNode's reference count.
*itr = newNode;
// register as parent of child.
newNode->_parents.push_back(this);
newNode->addParent(this);
dirtyBound();