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vector2d.h

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#ifndef VECTOR2D

#define VECTOR2D

class Vector2D
{
private:
    float x, y;

public:
    Vector2D ();
    Vector2D (float _x, float _y);

    void SetDirScale( int dir, float scale ); 

    float GetX ();
    float GetY ();

    void SetXY( float _x, float _y ) { x=_x; y=_y; }

    int GetTileX();
    int GetTileY();

    void GetCoords( float* _x, float* _y );
    void GetTileCoords( int* _x, int* _y );

    void Normalize();
    float Length ();
    float Distance (Vector2D v);
    void Print ();

    Vector2D Add (Vector2D v);
    Vector2D Mul (float a);

    void AddInPlace( Vector2D );
    void MulInPlace( float    );

    float Cos();  
    float Sin();  
    Vector2D &operator = (const Vector2D &v);
};

#endif

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