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39 lines
1.2 KiB
39 lines
1.2 KiB
/* -*-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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