[therion] Re: drawing up - seeking advice

Martin Sluka martinsluka at mac.com
Thu Apr 1 07:51:37 CEST 2004


At 16:12 +0200 31.3.2004, Stacho Mudrak wrote:
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>  > neat. Although I strongly contend that lines which go underneath should have
>
>>  a small gap so that they do not touch the wall which they are going under.
>>  This makes for much clearer pictures. Althernatively the greying could occur
>>  before the wall/clipping zone.
>
>
> You're right - this would help a lot, but...
>
> ... our scrap outline is given by bezier curves. And as far as I know,
> problem of finding parallel curve to given bezier curve has no
> analytical solution (numerical isn't possible to do in metapost - too
> slow). Any ideas?
>
> S.


 From my prepress experience - there is quite easy way to add contour to bezier if you copy the curve exactly UNDER actual curve and change the width (increase it), color, ... of the underlaying one.

Martin

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