public static Matrix ToMath(this SlimDXMatrix matrix)
{
return new Matrix(
matrix.M11, matrix.M12, matrix.M13, matrix.M14,
matrix.M21, matrix.M22, matrix.M23, matrix.M24,
matrix.M31, matrix.M32, matrix.M33, matrix.M34,
matrix.M41, matrix.M42, matrix.M43, matrix.M44);
}