FixedFunctionTechnique.h

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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 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 OSGVOLUME_FIXEDFUNCTIONTECHNIQUE
#define OSGVOLUME_FIXEDFUNCTIONTECHNIQUE 1

#include <osgVolume/VolumeTechnique>

namespace osgVolume {

class OSGVOLUME_EXPORT FixedFunctionTechnique : public VolumeTechnique
{
    public:

        FixedFunctionTechnique();

        FixedFunctionTechnique(const FixedFunctionTechnique&,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);

        META_Object(osgVolume, FixedFunctionTechnique);

        virtual void init();

        virtual void update(osgUtil::UpdateVisitor* nv);

        virtual void cull(osgUtil::CullVisitor* nv);

        void setNumSlices(unsigned int numSlices);

        unsigned int getNumSlices() const { return _numSlices; }


        virtual void cleanSceneGraph();

        virtual void traverse(osg::NodeVisitor& nv);

    protected:

        virtual ~FixedFunctionTechnique();

        osg::ref_ptr<osg::Node> _node;

        unsigned int _numSlices;
};

}

#endif