ParserGL.h

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/*
 This file is part of the VRender library.
 Copyright (C) 2005 Cyril Soler (Cyril.Soler@imag.fr)
 Version 1.0.0, released on June 27, 2005.

 http://artis.imag.fr/Members/Cyril.Soler/VRender

 VRender is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

 VRender 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
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with VRender; if not, write to the Free Software Foundation, Inc.,
 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/

/****************************************************************************

 Copyright (C) 2002-2013 Gilles Debunne. All rights reserved.

 This file is part of the QGLViewer library version 2.4.0.

 http://www.libqglviewer.com - contact@libqglviewer.com

 This file may be used under the terms of the GNU General Public License 
 versions 2.0 or 3.0 as published by the Free Software Foundation and
 appearing in the LICENSE file included in the packaging of this file.
 In addition, as a special exception, Gilles Debunne gives you certain 
 additional rights, described in the file GPL_EXCEPTION in this package.

 libQGLViewer uses dual licensing. Commercial/proprietary software must
 purchase a libQGLViewer Commercial License.

 This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

*****************************************************************************/

#ifndef _VRENDER_PARSERGL_H
#define _VRENDER_PARSERGL_H

//  This class implements the conversion from OpenGL feedback buffer into more
// usable data structures such as points, segments, and polygons (See Primitive.h)

#include <vector>
#include "Primitive.h"

namespace vrender
{
        class ParserGL
        {
                public:
                        void parseFeedbackBuffer(       GLfloat *,
                                                                                                int size,
                                                                                                std::vector<PtrPrimitive>& primitive_tab,
                                                                                                VRenderParams& vparams) ;
                        void printStats() const ;

                        inline GLfloat xmin() const { return _xmin ; }
                        inline GLfloat ymin() const { return _ymin ; }
                        inline GLfloat zmin() const { return _zmin ; }
                        inline GLfloat xmax() const { return _xmax ; }
                        inline GLfloat ymax() const { return _ymax ; }
                        inline GLfloat zmax() const { return _zmax ; }
                private:
                        int nb_lines ;
                        int nb_polys ;
                        int nb_points ;
                        int nb_degenerated_lines ;
                        int nb_degenerated_polys ;
                        int nb_degenerated_points ;

                        GLfloat _xmin ;
                        GLfloat _ymin ;
                        GLfloat _zmin ;
                        GLfloat _xmax ;
                        GLfloat _ymax ;
                        GLfloat _zmax ;
        };
}

#endif