This came up in slack: ```julia f = Figure() pos = rand(Point3f0, 10) ax3 = f[1,1] = Axis3(f) scatter!(ax3, pos) lines!(ax3, pos) ``` The points do not show up in `GLMakie`: <img width="500" alt="Screenshot 2021-05-27 at 11 51 17" src="https://user-images.githubusercontent.com/35867212/119806462-8351e200-bee2-11eb-9659-ea6b70156cbd.png"> as they do with `CairoMakie` <img width="500" alt="Screenshot 2021-05-27 at 11 52 19" src="https://user-images.githubusercontent.com/35867212/119806502-8b118680-bee2-11eb-83a3-a27e7940c571.png"> ~~This seems do be independent of the `markersize` argument.~~