This delightful color cube! I rotated one of the arms so the pattern won't look like a cross, which is beside the point.

Has anyone yet virtually folded the image for display in perspective on opengl? I need a color chooser and this looks more fun than a flat display. With 5% probability I'll undertake the task but as it happens my understanding of homogeneous coordinates doesn't translate directly to "knowing how to use opengl".

   boxdraw_j_ 1

   4 3$<'  ' NB. with simple editing, fixed width font please
   +--+
   |  |
+--+--+
|  |  |
+--+--+--+
   |  |  |
   +--+--+
   |  |
   +--+

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