/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

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 3 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, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/

#ifndef hsMatrix33_inc
#define hsMatrix33_inc

class hsStream;

struct hsMatrix33
{
    hsScalar            fMap[3][3];

    hsMatrix33* Reset();

    int         operator==(const hsMatrix33& aa) const
                    {
                        return  aa.fMap[0][0] == fMap[0][0] && aa.fMap[0][1] == fMap[0][1] && aa.fMap[0][2] == fMap[0][2] &&
                                aa.fMap[1][0] == fMap[1][0] && aa.fMap[1][1] == fMap[1][1] && aa.fMap[1][2] == fMap[1][2] &&
                                aa.fMap[2][0] == fMap[2][0] && aa.fMap[2][1] == fMap[2][1] && aa.fMap[2][2] == fMap[2][2];
                    }
    int         operator!=(const hsMatrix33& aa) const
                    {
                        return !(aa == *this);
                    }
    hsMatrix33* SetConcat(const hsMatrix33* a, const hsMatrix33* b);
    friend hsMatrix33 operator*(const hsMatrix33& a, const hsMatrix33& b);


    void Read(hsStream* s);
    void Write(hsStream* s);
};

#endif // hsMatrix33_inc