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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
//
// frame.hh for Glagen : made by Zavie (Julien Guertault)
//
// www.glagen.org
//
//=============================================================================
#ifndef FRAME_HH_
# define FRAME_HH_
#include "matrix3d.hh"
#include "vector.hh"
class Frame
{
public:
// Constructors and destructor
Frame ();
Frame (float origin[3]);
Frame (float origin[3], class Vector basis[3]);
~Frame();
// Reading
float Origin_X () const;
float Origin_Y () const;
float Origin_Z () const;
class Vector Basis_X () const;
class Vector Basis_Y () const;
class Vector Basis_Z () const;
class Vector View ();
Matrix44 GetMatrix ();
Matrix44 GetCamMatrix ();
// Writing
void Reset_origin ();
void Reset_basis ();
void Set_origin (const float origin[3]);
void Translate (const class Vector);
void Rotate (const float, const class Vector);
protected:
float _origin[3];
class Vector _basis[3];
};
#endif // FRAME_HH_
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