Creating Collision polygons in code. [resolved]

T2DPolyImage Poly = new T2DPolyImage(_Sprite);

 Poly.CollisionPolyBasis = new Vector2[7] { 
      new Vector2( 0.14677f, -0.66443f),
      new Vector2( 0.60440f,  0.56309f),
      new Vector2( 0.42161f,  0.83290f),
      new Vector2(-0.47336f,  0.83290f),
      new Vector2(-0.62198f,  0.55556f),
      new Vector2(-0.17808f, -0.67114f),
      new Vector2(-0.02857f, -0.79661f)};

 _Sprite.Collision.InstallImage(Poly);