/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: matrix3d.hxx,v $
 *
 *  $Revision: 1.6 $
 *
 *  last change: $Author: ihi $ $Date: 2006/11/14 12:21:32 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    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
 *
 ************************************************************************/

#ifndef _SVX_MATRIX3D_HXX
#define _SVX_MATRIX3D_HXX

#ifndef _B3D_HMATRIX_HXX
#include <bf_goodies/hmatrix.hxx>
#endif

namespace binfilter {

/*************************************************************************
|*
|* 3D-Transformationsmatrix, bestehend aus 3 Zeilenvektoren und
|* einem Spaltenvektor, der die Translation enthaelt:
|*
|*      |V11 V12 V13 T1|
|*  M = |V21 V22 C33 T2|
|*      |V31 V32 V33 T3|
|*
|* Vektortransformation durch Postmultiplikation mit Spaltenvektoren:
|* V' = M * V
|* Matrixverkettung per Postmultiplikation mit Transformation oder
|* anderer Matrix:
|* M' = [T,S,Rxyz] * M oder
|* M' = M2 * M
|*
\************************************************************************/

class Old_Matrix3D
{
protected:
	Vector3D					M[3];
	Vector3D					aTranslation;

 public:
	// default: Einheitsmatrix erstellen (Vektoren sind auf 0 initialisiert)
	Old_Matrix3D() { M[0][0] = M[1][1] = M[2][2] = 1; }

	// Zeilenvektor zurueckgeben
	Vector3D& operator[](int nPos) { return M[nPos]; }
	const Vector3D& operator[](int nPos) const { return M[nPos]; }

	// Spaltenvektor zurueckgeben
	Vector3D GetColumnVector(int nCol) const
		{ return Vector3D(M[0][nCol], M[1][nCol], M[2][nCol]); }

	friend SvStream& operator>>(SvStream& rIStream, Old_Matrix3D&);
	friend SvStream& operator<<(SvStream& rOStream, const Old_Matrix3D&);

	operator Matrix4D();
	Old_Matrix3D operator=(const Matrix4D&);
};

}//end of namespace binfilter
#endif
