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42 lines
985 B
C++
42 lines
985 B
C++
#ifndef SCENEUTIL_NODECALLBACK_H
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#define SCENEUTIL_NODECALLBACK_H
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#include <osg/Callback>
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namespace osg
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{
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class Node;
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class NodeVisitor;
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}
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namespace SceneUtil
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{
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template <class Derived, typename NodeType = osg::Node*, typename VisitorType = osg::NodeVisitor*>
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class NodeCallback : public osg::Callback
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{
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public:
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NodeCallback() {}
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NodeCallback(const NodeCallback& nc, const osg::CopyOp& copyop)
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: osg::Callback(nc, copyop)
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{
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}
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bool run(osg::Object* object, osg::Object* data) override
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{
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static_cast<Derived*>(this)->operator()((NodeType)object, (VisitorType)data->asNodeVisitor());
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return true;
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}
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template <typename VT>
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void traverse(NodeType object, VT data)
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{
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if (_nestedCallback.valid())
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_nestedCallback->run(object, data);
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else
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data->traverse(*object);
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}
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};
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}
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#endif
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