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Re: Correct or error in GhostScript

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From Scott Hemphill <hemphill@hemphills.net>
Newsgroups comp.lang.postscript
Subject Re: Correct or error in GhostScript
References <87oaukle4g.fsf@Equus.decebal.nl> <m3egvg4hes.fsf@hemphills.net> <87k358l98d.fsf@Equus.decebal.nl> <1mj0vk2cyv8lc.tqiaakpsmhyz$.dlg@40tude.net>
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tlvp <mPiOsUcB.EtLlLvEp@att.net> writes:

> On Sat, 13 Sep 2014 01:17:22 +0200, Cecil Westerhof wrote:
>
>> But:
>>     30  30  10  360  90  arc stroke
>> does draw a quarter circle.
>
> And just so 30 30 10 360 0 arc stroke draws a zero-fraction circle.
> One point. That at the far right on the equator, at elevation 360 (or, if
> you prefer, at elevation 0). Probably too thin to see. (Cf. my response
> just moments ago to your OP :-) .) Cheers, -- tlvp

Which you can see on the standard output like so:

GS>/m { = = (moveto) = } def
GS>/l { = = (lineto) = } def
GS>/c { = = = = = = (curveto) = } def
GS>/cl { (closepath) = } def
GS>30 30 10 360 0 arc /m load /l load /c load /cl load pathforall
29.999
39.9987
moveto
29.999
39.9987
29.999
39.9987
29.999
39.9987
curveto

(I did't bother reversing the order of the arguments.)

Scott
-- 
Scott Hemphill	hemphill@alumni.caltech.edu
"This isn't flying.  This is falling, with style."  -- Buzz Lightyear

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Thread

Correct or error in GhostScript Cecil Westerhof <Cecil@decebal.nl> - 2014-09-12 23:31 +0200
  Re: Correct or error in GhostScript Scott Hemphill <hemphill@hemphills.net> - 2014-09-12 18:12 -0400
    Re: Correct or error in GhostScript Cecil Westerhof <Cecil@decebal.nl> - 2014-09-13 01:17 +0200
      Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-12 21:04 -0400
        Re: Correct or error in GhostScript Scott Hemphill <hemphill@hemphills.net> - 2014-09-12 22:11 -0400
  Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-12 20:59 -0400
  Re: Correct or error in GhostScript luser- -droog <mijoryx@yahoo.com> - 2014-09-13 00:05 -0700
    Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-13 04:17 -0400
      Re: Correct or error in GhostScript luser- -droog <mijoryx@yahoo.com> - 2014-09-13 01:47 -0700
        Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-13 13:27 -0400
          Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-13 20:16 -0400
          Re: Correct or error in GhostScript luser- -droog <mijoryx@yahoo.com> - 2014-09-16 22:53 -0700
            Re: Correct or error in GhostScript luser- -droog <mijoryx@yahoo.com> - 2014-09-16 23:01 -0700
            Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-17 14:37 -0400
              Re: Correct or error in GhostScript luser- -droog <mijoryx@yahoo.com> - 2014-09-17 21:33 -0700
                Re: Correct or error in GhostScript tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2014-09-18 03:04 -0400

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