Making plans..

ui/GRAPHICS_SETTINGS

+This is a real bastard.
+To get this to run under linux, I have
+
+echo $LIBGL_ALWAYS_INDIRECT
+0
+
+If I set it to 1, it breaks
+LIBGL_ALWAYS_INDIRECT=1 ./ui
+2022/01/21 17:09:51 Fyne error:  window creation error ... and lots more
+
+On the server side, I have...
+"Native opengl" is not ticked. It is not crossed.
+
+glxinfo says, direct rendering: Yes
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ui/ThePlan

+* get a plot on the screen
+* get two plots on the screen
+
+* Give the plotting function a bytes.buffer to scribble into. If we are writing to a file, dump it there. If we are drawing pictures, return it.
+
+See if we can keep this a bit clean and have a build tag that works without the gui, as well as an option that turns off the gui.
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