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//=============================================================================
//
// Glagen : a planet sized landscape generator
// Copyright (C) 2002 Julien Guertault, Hugues Hiegel, Meng-Tih Lam
//
// 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; 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.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
//=============================================================================
//
// Glagen : GPL LAndscape GENerator
//
// vector.hh for Glagen : made by Zavie (Julien Guertault)
//
// www.glagen.org
//
//=============================================================================
#ifndef VECTOR_HH_
# define VECTOR_HH_
class Vector
{
public :
// Constructors and destructor
Vector ();
Vector (const Vector &);
Vector (const float, const float, const float);
~Vector ();
// Read
float X () const;
float Y () const;
float Z () const;
float Norm () const;
float Approx_norm () const;
// Write
void Set (const float, const float, const float);
void Set_X (const float);
void Set_Y (const float);
void Set_Z (const float);
void Normalize ();
void Approx_normalize ();
void Rotate (const Vector &, const float);
// Operators
Vector operator + (const class Vector &) const;
Vector operator - (const class Vector &) const;
float operator * (const class Vector &) const;
Vector operator ^ (const class Vector &) const;
Vector operator += (const class Vector &);
Vector operator -= (const class Vector &);
Vector operator * (const float &) const;
Vector operator / (const float &) const;
Vector operator *= (const float &);
Vector operator /= (const float &);
protected :
float vect[3];
};
#endif
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