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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGUTIL_TRANSFORMATTRIBUTEFUNCTOR
#define OSGUTIL_TRANSFORMATTRIBUTEFUNCTOR 1
#include <osg/Drawable>
#include <osg/Notify>
#include <osgUtil/Export>
namespace osgUtil {
/** Functor for transforming a drawable's vertex and normal attributes by specified matrix.
* typically used for flattening transform down onto drawable leaves. */
class OSGUTIL_EXPORT TransformAttributeFunctor : public osg::Drawable::AttributeFunctor
{
public:
/** Construct a functor to transform a drawable's vertex and normal attributes by specified matrix.*/
TransformAttributeFunctor(const osg::Matrix& m);
virtual ~TransformAttributeFunctor();
/** Do the work of transforming vertex and normal attributes. */
virtual void apply(osg::Drawable::AttributeType type,unsigned int count,osg::Vec3* begin);
virtual void apply(osg::Drawable::AttributeType type,unsigned int count,osg::Vec3d* begin);
osg::Matrix _m;
osg::Matrix _im;
};
}
#endif
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