Multiview projection of cube above plane.
<a href="//commons.wikimedia.org/wiki/User:SharkD" class="mw-redirect" title="User:SharkD">SharkD</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>. <a rel="nofollow" class="external text" href="https://github.com/mjhorvath/mike_illustrations">Download source code</a>.