On Fri, 26 Apr 2024, Taco Hoekwater wrote:
>
>
> > On 25 Apr 2024, at 23:12, Fabrice Couvreur <fabrice1.couvr...@gmail.com>
> > wrote:
> >
> > Hi,
> > Here is the code that interferes with the graph from the last chapter but
> > why ?
>
> Because of this “path b”:
>
> > path circle, p, q, b;
>
> which interferes with the assignment line from the other graphic code:
>
> > b := xpart(reverse C_f intersectionpoint reverse C_g);
>
> because there “b” is a now a path, not a numeric.
>
> Adding
>
> numeric a,b;
>
> fixes the problem in chapter 14.
Woundn't newnumeric be better?
There are very few instances where I want variables defined in one block to be
reused in another block. So, I almost always use
\startMPcode
begingroup;
....
endgroup;
\stopMPcode
to avoid such issues.
Aditya
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