[NTG-context] Re: Strange behavior with anglestriped()

[Fabrice Couvreur <fabrice1.couvreur@gmail.com>]

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Hi Fabrice,
Exactly, thanks for the correction.
Fabrice

Le lun. 20 nov. 2023 à 19:43, Fabrice L <fabrice.alpha@gmail.com> a écrit :

> Hi,
>
> Fabrice, you have a problem with the definition of the path b: this path
> include q and b. To see this, replace your lines with :
>
>            draw q anglestriped (1,45,2) withcolor cyan;
>            draw b anglestriped (1,45,2) withcolor red;
>
> And you will see that the path b is drawn twice : once in red, once in
> cyan. So if you change your instructions to :
>
>            draw q anglestriped (1,45,2) withcolor cyan;
>            draw r anglestriped (1,45,2) withcolor cyan;
>
> This will correct the problem, because each path is now drawn only once.
>
> Fabrice.
>
> Le 20 nov. 2023 à 14:47, Fabrice Couvreur <fabrice1.couvreur@gmail.com> a
> écrit :
>
> Hi Otared,
> It's true that the color seems identical.
> Thanks.
> Fabrice
>
> Le dim. 19 nov. 2023 à 21:55, Otared Kavian <otared@gmail.com> a écrit :
>
>> Hi Fabrice,
>>
>> It seems to me the colors are the same, although they may appear
>> different at first sight because the « with » of the lines are different
>> (the width is larger in the lower rectangle).
>>
>> I attach the PDF created with your code.
>>
>> Best regards: Otared
>>
>>
>>
>> On 19 Nov 2023, at 18:56, Fabrice Couvreur <fabrice1.couvreur@gmail.com>
>> wrote:
>>
>> Hi,
>> I don't understand why the hatching of the two rectangles is not the same
>> color.
>> Thanks for your help.
>> Fabrice
>>
>> \starttext
>>         \setupbodyfont[8pt]
>>         \startMPcode
>>            path p, q, r, b ;
>>
>>            z[0] = (2cm,0cm) ;
>>            z[1] = (2cm,2cm) ;
>>            z[2] = (0cm,2cm) ;
>>
>>            p := unitsquare xyscaled (9cm, 5cm) ;
>>            q := llcorner p--z[0]--z[1]--z[2]--cycle ;
>>            r := unitsquare xyscaled (7cm,3cm) shifted(2cm,2cm) ;
>>            b := z[2]--z[1]--ulcorner r--urcorner p--lrcorner r--z[1]--
>>            z[0]--llcorner p--cycle ;
>>
>>
>>            draw b anglestriped (1,45,2) withcolor cyan;
>>            draw q anglestriped (1,45,2) withcolor cyan;
>>
>>            draw p ;
>>
>>            label.llft("A", p) ;
>>            label.lrt("D", p) ;
>>            label.ulft("B", p) ;
>>            label.urt("C", p) ;
>>            label.lft("M", z[2]) ;
>>            label.ulft("N", z[1]) ;
>>            label.bot("P", z[0]) ;
>>            label.top("J", ulcorner r) ;
>>            label.rt("I", lrcorner r) ;
>>            label.bot(btex $x$ etex,(llcorner p+z[0])/2);
>>            label.lft(btex $x$ etex,(llcorner p+z[2])/2);
>>         \stopMPcode
>>
>> \stoptext
>>
>>
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>> ___________________________________________________________________________________
>>
>>
>> Otared Kavian
>> e-mail: otared@gmail.com <otared@gmail.com>
>> Phone: +33 6 88 26 70 95
>>
>>
>>
>>
>>
>> ___________________________________________________________________________________
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>>
>> ___________________________________________________________________________________
>>
>
> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to
> the Wiki!
>
> maillist : ntg-context@ntg.nl /
> https://mailman.ntg.nl/mailman3/lists/ntg-context.ntg.nl
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>
> ___________________________________________________________________________________
>
>
>
> ___________________________________________________________________________________
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> the Wiki!
>
> maillist : ntg-context@ntg.nl /
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> ___________________________________________________________________________________
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