//===========================================================================
// Copyright (C) 1998, 2000-2007, 2010, 2011, 2012 SINTEF ICT, Applied
// Mathematics, Norway.
//
// This file is part of GoTools
//
// This program 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 version 2 of the License. 
//
// This program 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 this program; if not, see <http://www.gnu.org/licenses>
//
// Contact information: E-mail: tor.dokken@sintef.no                      
// SINTEF ICT, Department of Applied Mathematics,                         
// P.O. Box 124 Blindern,                                                 
// 0314 Oslo, Norway.                                                     
//
// Other licenses are also available for this software, notably licenses
// for:
// - Building commercial software.                                        
// - Building software whose source code you wish to keep private.        
//===========================================================================

#ifndef _GVPARAMETRICSURFACEPAINTABLE_H
#define _GVPARAMETRICSURFACEPAINTABLE_H

#ifdef _MSC_VER
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h>
#endif
#ifdef __APPLE__
#include <OpenGL/glu.h>
#else
#include <GL/glu.h>
#endif
#include "GoTools/viewlib/gvPaintable.h"
#include "GoTools/tesselator/GenericTriMesh.h"
#include "GoTools/geometry/BoundedSurface.h"

typedef Go::GenericTriMesh genMesh;

/** gvParametricSurfacePaintable: OpenGL calls for a parametric surface.
*/

class gvParametricSurfacePaintable : public gvPaintable
{
public:
    gvParametricSurfacePaintable(genMesh& tri,
				 const gvColor& ncolor,
				 const gvColor& scolor,
				 int id)
	: gvPaintable(ncolor, scolor, id),
	  tri_(tri)
    {}
    gvParametricSurfacePaintable(genMesh& tri,
				 const gvColor& ncolor,
				 int id)
	: gvPaintable(ncolor, id),
	  tri_(tri)
    {}
/*     // Testing whether call to GLU may generate a good triangulation. */
/*     gvParametricSurfacePaintable(shared_ptr<Go::BoundedSurface> surf, */
/* 				 const gvColor& ncolor, */
/* 				 int id) */
/* 	: gvPaintable(ncolor, id), */
/*       surf_(surf) */
/*     { */
/*       createSurface(); */
/*     } */
    virtual ~gvParametricSurfacePaintable();

    virtual void paint(gvTexture* texture);


protected:
    genMesh& tri_;

/*     shared_ptr<Go::BoundedSurface> surf_; */
/*     GLUnurbsObj* nurbSurface_; // Remove when done? */

    void createSurface();

    void drawSurface();

};


#endif // _GVPARAMETRICSURFACEPAINTABLE_H

