Projection

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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_PROJECTION
#define OSG_PROJECTION 1
 
#include <osg/Group>
#include <osg/Matrix>
 
namespace osg {

class OSG_EXPORT Projection : public Group
{
    public :
 
 
        Projection();

        Projection(const Projection&,const CopyOp& copyop=CopyOp::SHALLOW_COPY);
 
        Projection(const Matrix& matix);
 
        META_Node(osg, Projection);

        void setMatrix(const Matrix& mat) { _matrix = mat; }

        inline const Matrix& getMatrix() const { return _matrix; }

        void preMult(const Matrix& mat) { _matrix.preMult(mat); }

        void postMult(const Matrix& mat)  { _matrix.postMult(mat); }
 
 
    protected :
 
        virtual ~Projection();
 
        Matrix  _matrix;
 
};
 
}
 
#endif