40 lines
1.2 KiB
Plaintext
40 lines
1.2 KiB
Plaintext
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#ifndef OSG_STATEATTRIBUTECALLBACK
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#define OSG_STATEATTRIBUTECALLBACK 1
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#include <osg/Export>
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#include <osg/Object>
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namespace osg {
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class StateAttribute;
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class NodeVisitor;
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class OSG_EXPORT StateAttributeCallback : public virtual osg::Object
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{
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public:
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StateAttributeCallback() {}
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StateAttributeCallback(const StateAttributeCallback&,const CopyOp&) {}
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META_Object(osg,StateAttributeCallback);
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/** do customized update code.*/
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virtual void operator () (StateAttribute*, NodeVisitor*) {}
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};
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}
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#endif
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