TexGenNode.h

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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 OSG_TexGenNode
#define OSG_TexGenNode 1

#include <osg/Group>
#include <osg/TexGen>

namespace osg {

class OSG_EXPORT TexGenNode : public Group
{

    public:

        TexGenNode();
        TexGenNode(TexGen* texgen);

        TexGenNode(const TexGenNode& tgb, const CopyOp& copyop=CopyOp::SHALLOW_COPY);

        META_Node(osg, TexGenNode);


        enum ReferenceFrame
        {
            RELATIVE_RF,
            ABSOLUTE_RF
        };

        void setReferenceFrame(ReferenceFrame rf);

        ReferenceFrame getReferenceFrame() const { return _referenceFrame; }

        void setTextureUnit(unsigned int textureUnit) { _textureUnit = textureUnit; }

        unsigned int getTextureUnit() const { return _textureUnit; }

        void setTexGen(TexGen* texgen);

        inline TexGen* getTexGen() { return _texgen.get(); }

        inline const TexGen* getTexGen() const { return _texgen.get(); }

        virtual void setThreadSafeRefUnref(bool threadSafe);

    protected:

        virtual ~TexGenNode();

        unsigned int _textureUnit;
        osg::ref_ptr<TexGen> _texgen;

        ReferenceFrame                  _referenceFrame;
};

}

#endif