public void SetRotateY(double radians)
{
Matrix2 m = new Matrix2((float)Math.Cos(radians), (float)Math.Sin(radians), (float)-Math.Sin(radians), (float)Math.Cos(radians));
Set(m);
}
public static Vector2 ToVector2(Matrix2 matrix)
{
return(new Vector2((float)matrix.X, (float)matrix.Y));
}
public Matrix2 Set(Matrix2 matrix)
{
return(matrix);
}
public static Matrix2 Rotate(Matrix2 vector, double angle)
{
return(Matrix.Rotation(angle) * vector);
}