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Groups > comp.lang.postscript > #2496
| From | Scott Hemphill <hemphill@hemphills.net> |
|---|---|
| Newsgroups | comp.lang.postscript |
| Subject | Re: How long is a path? Alas currentdash is silent |
| References | <7d687ea2-4b38-408d-be5f-e35d730137eb@googlegroups.com> <1regqufm4mopi$.y2znd2xxsk3k$.dlg@40tude.net> <c29bc460-0e9e-44ef-a259-9df1a6e33bac@googlegroups.com> <7f3d04a0-d6c3-4665-bae3-142f0c149284@googlegroups.com> |
| Date | 2016-04-06 11:35 -0400 |
| Message-ID | <8737qylpha.fsf@hemphills.net> (permalink) |
jdaw1 <jdawiseman@gmail.com> writes: > Why? > > A closed path is to be stroked dashed, approximately '[6 12] 0 > setdash'. It would look better if the start of the path's and end of > the path's dashes were in phase. > > [PathLengthInPoints dup 18 div ceiling div 3 div dup 2 mul] 0 setdash > > Which requires 'PathLengthInPoints'. > > Let's take a simple case: a circle. Adobe and GhostScript draw circles > differently, with arc parameters 0.552 and 0.552282. So even these > paths aren't quite identical. > https://groups.google.com/forum/#!topic/comp.lang.postscript/YiuM6lj5ngY [snip] Does Adobe document the "0.552" anywhere? It is interesting that Distiller uses this (from your post) but that a presumably Adobe implementation of PostScript in my printer uses something more akin to GhostScript's value. Scott -- Scott Hemphill hemphill@alumni.caltech.edu "This isn't flying. This is falling, with style." -- Buzz Lightyear
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How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-05 16:34 -0700
Re: How long is a path? Alas currentdash is silent tlvp <mPiOsUcB.EtLlLvEp@att.net> - 2016-04-05 21:45 -0400
Re: How long is a path? Alas currentdash is silent luser- -droog <mijoryx@yahoo.com> - 2016-04-05 19:09 -0700
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-06 01:26 -0700
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-06 05:07 -0700
Re: How long is a path? Alas currentdash is silent Scott Hemphill <hemphill@hemphills.net> - 2016-04-06 11:40 -0400
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-06 09:52 -0700
Re: How long is a path? Alas currentdash is silent sjprouty3765@gmail.com - 2016-04-06 12:05 -0700
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-06 14:55 -0700
Re: How long is a path? Alas currentdash is silent Scott Hemphill <hemphill@hemphills.net> - 2016-04-06 17:12 -0400
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-06 14:34 -0700
Re: How long is a path? Alas currentdash is silent Scott Hemphill <hemphill@hemphills.net> - 2016-04-06 11:35 -0400
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-06 09:38 -0700
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-07 01:39 -0700
Re: How long is a path? Alas currentdash is silent Carlos <angus@quovadis.com.ar> - 2016-04-08 15:04 +0200
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-08 14:32 -0700
Re: How long is a path? Alas currentdash is silent Carlos <angus@quovadis.com.ar> - 2016-04-09 01:19 +0200
Re: How long is a path? Alas currentdash is silent jdaw1 <jdawiseman@gmail.com> - 2016-04-08 14:57 -0700
Re: How long is a path? Alas currentdash is silent Carlos <angus@quovadis.com.ar> - 2016-04-09 01:31 +0200
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