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math/vector4.h

Go to the documentation of this file.

#ifndef MATH_VECTOR4_H
#define MATH_VECTOR4_H

/*

  GLT OpenGL C++ Toolkit (LGPL)
  Copyright (C) 2000-2002 Nigel Stewart  

  Email: nigels.com@gmail.com   
  WWW:   http://www.nigels.com/glt/

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  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 GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

#include <iosfwd>
#include <string>

#include <glt/config.h>
#include <math/real.h>


class Vector4
{
    friend std::ostream &operator<<(std::ostream &os, const Vector4 &x);
    friend std::istream &operator>>(std::istream &is,       Vector4 &x);

public:
    Vector4();
    Vector4(const Vector4 &v);
    Vector4(const real x, const real y,const real z,const real w = 0.0);
    Vector4(const float  *v);
    Vector4(const double *v);
    Vector4(const std::string &str);

          real &x();
    const real &x() const;

          real &y();
    const real &y() const;

          real &z();
    const real &z() const;

          real &w();
    const real &w() const;

          real &operator[](const int i);
    const real &operator[](const int i) const;

    operator real *();

protected:
    real _vector[4];
};

#endif 

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