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C:/temp/src/j2k/Deprecated/old_18mar_diff/Vector/Matrix22.hpp

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/*
Definition for a 2 by 2 matrix:
e.g.  |1 2|
      |3 4|
*/

#ifndef __J2K__Matrix22_HPP__
#define __J2K__Matrix22_HPP__

#include <math.h>
#include <j2k/Fred/Basic.hpp>
#include <j2k/Fred/StdTypes.hpp>
#include <j2k/Fred/Games/Vector2.hpp>

class JMatrix22 {
public:

   inline JMatrix22();
   inline virtual ~JMatrix22();
   inline JMatrix22( const Matrix22& src );

   inline void clear();
   inline void print();
   inline void identity();

   JMatrix22  rotz(double rad);
   JMatrix22  mult(const JMatrix22& mat);
   JVector2   mult(const Vector2& v);

// protected:

   double m[4];
};

#endif

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