From: Aditya Mahajan <adityam@umich.edu>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: MetaPost instance mechanism broken
Date: Mon, 26 Nov 2012 11:46:57 -0500 (EST) [thread overview]
Message-ID: <alpine.LNX.2.02.1211261145560.3231@ybpnyubfg.ybpnyqbznva> (raw)
In-Reply-To: <20121126171007.1ac3c68c@homerow>
On Mon, 26 Nov 2012, Marco Patzer wrote:
> 2012-11-26 Sietse Brouwer:
>
>> Since I don't use MetaPost, I don't think I'm the best person to
>> document this. But I took this as an opportunity to create the command
>> reference pages for a bunch of the \...MP... commands; perhaps one of
>> you could add this info to the proper page(s)?
>
> Thanks. I added some info about the change mentioned in this thread.
>
>> Also: a question about
>> \startuseMPgraphic and
>> \startuniqueMPgraphic.
>> Both are supposed to be recompiled at every usage, so how are they
>> different? Actually trying it out suggests that useMPgraphic is the
>> only one of the two that re-evaluates its code every time; compare the
>> examples at
>
> AFAIK useMPgraphic is always recalculated, reusableMPgraphic never
> is. uniqueMPgraphic takes the size into account and recalculates if
> the graphic dimensions change. If I recall correctly this is
> mentioned somewhere in the MetaFun manual. But I agree, all these
> commands for including MP graphics are confusing, given the fact
> that one can survive pretty well with only useMPgraphic. I attached
> a small example to show the difference.
The distinction was more important in MkII when extra runs for different
MP graphics could take a lot of time. But it MkIV, the difference in
performance is, I believe, inconsequential.
Aditya
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next prev parent reply other threads:[~2012-11-26 16:46 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-25 17:11 Marco Patzer
2012-11-25 17:40 ` Wolfgang Schuster
2012-11-25 17:40 ` Aditya Mahajan
2012-11-25 18:05 ` Marco Patzer
2012-11-26 14:32 ` Sietse Brouwer
2012-11-26 16:10 ` Marco Patzer
2012-11-26 16:46 ` Aditya Mahajan [this message]
2012-11-26 16:50 ` Hans Hagen
2012-12-06 19:10 ` Marco Patzer
2012-12-06 22:12 ` Hans Hagen
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