[NTG-context] Metapost/Metafun/Tex/Context question

[Aditya Mahajan]

On Wed, 19 Jul 2006, WN wrote:

> Hi all,
>
> I am trying to do the following in Metapost but my new math symbol  is
> not recognized.
> Context knows about it but Tex does not.
>
> How can I make this work ?

Hans and Taco have already explained the correct way to do this, so I 
will not go into that. This is one place where you can use the new 
sometxt feature.

> % ================= Test code ========================
> \loadmapfile[original-youngryu-tx.map]
> \definebodyfont [28pt,24pt,18pt,
>  17.3pt,14.4pt,12pt,11pt,10pt,9pt,8pt,7pt,6pt,5pt,4pt] [mm] [
>  mc=txexa sa 1]
>
> \setupbodyfont [11pt]
> \definemathsymbol [varointctrclockwise] [op] [mc] ["2B] [mc] ["2C]
>
> \starttext
> \startformula
> \varointctrclockwise_{\gamma} f(z) \: dz = 0
> \stopformula
> \startMPcode
>    picture p ;
>    path q;
>    numeric u;
>
>    u := 1cm;
>
>    p := btex $\varointctrclockwise_{\gamma} f(z) \: dz = 0$ etex;

Replace this by

      p := \sometxt{$\varointctrclockwise_{\gamma} f(z) \: dz = 0$} ;

and everything works!



>    p := p scaled 0.15cm;
>    draw p;
> \stopMPcode
> \stoptext
>
Aditya