BernsteinPolynomial.h

/***************************************************************************
 *   Copyright (C) 2004 by Jacques Gasselin                                *
 *   jacquesgasselin@hotmail.com                                           *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU Library General Public License as       *
 *   published by the Free Software Foundation; either version 2 of the    *
 *   License, or (at your option) any later version.                       *
 *                                                                         *
 *   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.                          *
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 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this program; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
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 ***************************************************************************/
#ifndef GLBERNSTEINPOLYNOMIAL_H
#define GLBERNSTEINPOLYNOMIAL_H

#include "GLFunctions.h"

#include <vector>

namespace mathglpp
{

class GLBernsteinPolynomial
{
   static std::vector< std::vector<GLuint> > pascalsTriangle;

   public:
   GLBernsteinPolynomial(GLuint n);

   ~GLBernsteinPolynomial();

   void setOrder(GLuint);

   const GLfloat get(const GLuint order, const GLuint c, const GLfloat u);

   const void getVector(const GLuint order, const GLfloat u, GLfloat* vec);

   protected:
   void extendPascal(GLuint);

   inline const GLuint getCoeff(const GLuint order, const GLuint choice)
   {  return pascalsTriangle[order][choice]; }
};

};
#endif

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