From: Peter Rolf <indiego@gmx.net>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>,
Hans Hagen <pragma@wxs.nl>
Subject: Re: mlib plugin question
Date: Mon, 15 Aug 2011 11:37:04 +0200 [thread overview]
Message-ID: <4E48E8C0.4000606@gmx.net> (raw)
In-Reply-To: <4E480A3F.20001@wxs.nl>
Am 14.08.2011 19:47, schrieb Hans Hagen:
> On 10-8-2011 8:00, Peter Rolf wrote:
>
>> Usage:
>>
>> btransp(normaltransparency,.5);
>> <whatever>
>> etransp;
>
> Officially
>
> draw image ( whatever ) withtransparency (normaltransparency,.5)
>
> should work, but there is a (known) bug in mplib with respect to
> applying scripts to the components of a picture (color works ok).
>
The problem with the current transparency implementation is, that it
doesn't use a transparency stack. If you use nested transparency,
switching back to non transparent (/Tr0) is not what you always want.
That's the only reason for this extra (ugly) plugin.
>> I had a solution for the old 'specials', but I can't find one for the
>> plugin handler. How can I get rid of the 'trigger code'?
>
> In this respect the converter is kind of black box and there is not
> something like a stack or disable options. Maybe some day but I'd rather
> not touch the code now.
>
OK. I think I found a solution in the meantime (but still to be tested).
Thanks for taking the time.
Peter
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next prev parent reply other threads:[~2011-08-15 9:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-10 18:00 Peter Rolf
2011-08-14 17:47 ` Hans Hagen
2011-08-15 9:37 ` Peter Rolf [this message]
2011-08-15 13:26 ` Peter Rolf
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