FGFS-4.1/OpenSceneGraph
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Added app callback to Drawable.

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This commit is contained in:
Robert Osfield
2002-07-10 15:35:47 +00:00
parent b3ac26f3dc
commit 27338f57b1
5 changed files with 89 additions and 18 deletions
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19
include/osgUtil/AppVisitor
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@@ -37,8 +37,9 @@ class OSGUTIL_EXPORT AppVisitor : public osg::NodeVisitor
virtual void apply(osg::Node& node) { handle_callbacks_and_traverse(node); }
virtual void apply(osg::Geode& node) { handle_callbacks_and_traverse(node); }
virtual void apply(osg::Billboard& node) { handle_callbacks_and_traverse(node); }
virtual void apply(osg::Geode& node) { handle_geode_callbacks(node); }
virtual void apply(osg::Billboard& node) { handle_geode_callbacks(node); }
virtual void apply(osg::LightSource& node) { handle_callbacks_and_traverse(node); }
virtual void apply(osg::Group& node) { handle_callbacks_and_traverse(node); }
@@ -65,6 +66,20 @@ class OSGUTIL_EXPORT AppVisitor : public osg::NodeVisitor
else if (node.getNumChildrenRequiringAppTraversal()>0) traverse(node);
}
inline void handle_geode_callbacks(osg::Geode& node)
{
osg::NodeCallback* callback = node.getAppCallback();
if (callback) (*callback)(&node,this);
else if (node.getNumChildrenRequiringAppTraversal()>0) traverse(node);
// call the app callbacks on the drawables.
for(int i=0;i<node.getNumDrawables();++i)
{
osg::Drawable::AppCallback* callback = node.getDrawable(i)->getAppCallback();
if (callback) callback->app(this,node.getDrawable(i));
}
}
};