[metapost] envelope

luigi scarso luigi.scarso at gmail.com
Tue Oct 11 11:38:40 CEST 2016


On Tue, Oct 11, 2016 at 11:34 AM, Akira Kakuto <kakuto at fuk.kindai.ac.jp> wrote:
>> A classical  example is
>>     path P;
>>     pen A;
>>     P:=(0,0){up}..(100,0){down}..cycle;
>>     A:=pensquare scaled 10;
>>     draw P withpen A;
>
>
> In the latest MetaPost in the trunk,
>
> (1) P:=(0,0){up}..(100,0){down}..cycle;
> (2) P:=(0,0){down}..(100,0){up}..cycle;
> (3) P:=(50,-50){left}..(50,50){right}..cycle;
> are NG.
> But
> (4) P:=(50,-50){right}..(50,50){left}..cycle;
> seems to be OK.
> I don't know why.

I have commited some dirty patches, but the problem is not solved at
all, I'm still looking at it.



-- 
luigi


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