28 #include <mln/win/cube3d.hh>
29 #include <mln/convert/to_image.hh>
30 #include <mln/debug/println.hh>
40 mln_assertion(cube.delta() == 2);
46 mln_assertion((std::abs(x) <= 2 && std::abs(y) <= 2 && std::abs(s) <= 2) ||
48 mln_assertion((std::abs(x) <= 2 && std::abs(y) <= 2 && std::abs(s) <= 2) ==