From: Hans Hagen <pragma@wxs.nl>
To: ntg-context@ntg.nl
Subject: Re: Passing data back and forth between metapost and lua
Date: Sun, 19 Mar 2017 20:02:45 +0100 [thread overview]
Message-ID: <ce678c84-e581-f667-8d5c-8d5e88ac7e8c@wxs.nl> (raw)
In-Reply-To: <alpine.OSX.2.02.1703191128200.23375@nqv-znpobbx>
On 3/19/2017 7:29 PM, Aditya Mahajan wrote:
> On Sun, 19 Mar 2017, Aditya Mahajan wrote:
>
>> On Tue, 20 Dec 2016, Alan Braslau wrote:
>>
>>> On Mon, 19 Dec 2016 08:19:25 -0800
>>> Aditya Mahajan <adityam@umich.edu> wrote:
>>>
>>>> The ability to pass parameters to metapost has been around since the
>>>> beginning. See the metafun manual for details (search for MPvar).
>>>
>>> Hans has developed tools making it quite easy to pass data back and
>>> forth between MetaPost and lua. This is quite efficient, and it is
>>> being used more and more in the development of macro functionality.
>>
>> I finally need to write a macro where I want to pass data from lua to
>> metapost. I could not find an example in the source code showing this.
>> Can someone show a basic example of how lua-metapost interface works
>> or point me to the appropriate files in the source.
>
> Found some information in the CLD manual. That is sufficient for the
> task at hand for me. But a pointer to a more detailed source will be
> welcome.
real low level
\starttext
\startluacode
document.mydata = { foo = "foo", bar = 123 }
\stopluacode
\startMPcode
draw fullcircle scaled lua("mp.print(document.mydata.bar)") ;
draw textext (lua("mp.quoted(document.mydata.foo)")) ;
\stopMPcode
\stoptext
i'll mail you the new chapter in the metafun manual
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prev parent reply other threads:[~2017-03-19 19:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-19 7:41 Asymptote or Metapost and ConTeXt parameters Jaroslav Hajtmar
2016-12-19 9:10 ` Fabrice Couvreur
2016-12-19 9:43 ` Hans Hagen
2016-12-19 16:19 ` Aditya Mahajan
2016-12-20 10:34 ` Jaroslav Hajtmar
2016-12-22 4:49 ` Aditya Mahajan
2016-12-23 8:02 ` Jaroslav Hajtmar
2016-12-23 19:22 ` Aditya Mahajan
2016-12-23 20:28 ` Hans Hagen
2016-12-24 2:55 ` Jaroslav Hajtmar
2016-12-24 3:05 ` Aditya Mahajan
2016-12-20 22:14 ` Alan Braslau
2016-12-21 7:49 ` Aditya Mahajan
2017-03-19 18:01 ` Passing data back and forth between metapost and lua Aditya Mahajan
2017-03-19 18:29 ` Aditya Mahajan
2017-03-19 19:02 ` Hans Hagen [this message]
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