broken gnuplot pipe with coloured scatter3 from octave

[Ben Abbott]

On May 29, 2009, at 4:39 PM, lynx.abraxas at freenet.de wrote:

> Hello!
>
> Because the thread below says it's a gnuplot issue I post this here  
> as well:
>
> In octave I'm having troubles with coloured sactter3. If I do:
>
> x=rand(100,1)
> y=rand(100,1)
> z=rand(100,1)
>
> scatter3 (x, y, z);
> scatter3 (x, y, z, [], 'b');
> scatter3 (x, y, z, z);
> scatter3 (x, y, z, 50);
> all is fine (just the spotsize is not changed) but with:
>
> scatter3 (x, y, z, 50, [], 's');
> scatter3 (x, y, z, 50, []);

The developers sources did not produce the same errors, but the two  
examples you gave did produce errors due to an empty color spec.

A trivial changeset with new demos has been pushed.

	http://hg.savannah.gnu.org/hgweb/octave/rev/d8becc6d0a18

This change might work for 3.0.5, but I haven't tried.

Ben