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From: Karl Ratzsch <mail.kfr@gmx.net>
Newsgroups: comp.graphics.apps.gnuplot
Subject: Re: Problems with ellipse object
Date: Fri, 21 Apr 2017 09:57:35 +0200
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Am 18.04.2017 um 21:02 schrieb Karl Ratzsch:
> Am 18.04.2017 um 13:12 schrieb Karl Ratzsch:
>> Well, you just can give a bogus positive z coordinate :
>>
>>   set view map
>>   set log z
>>   set object 1 ellipse at 0.0,0.0,1 size 0.5,0.5,1 angle 0 front
>>   splot [-2:2][-2:2] x**2+y**2 notitle with lines
> 
> This is of course not intended to work, really, and the trick falls
> to the side with latest cvs of both the stable and development tree,
> most likely due to the latest changes (2017-04-10) in src/graphics.c.

And as of 2017-04-18, map mode disregards the z coordinate for
placing objects. Thanks, Ethan!