Oh, cool. I've found some info in the Metafun manual too. I should read more carefully next time. Thank you very much!
Jairo :) El mar., 3 de nov. de 2020 a la(s) 07:29, Hans Hagen (j.ha...@xs4all.nl) escribió: > On 11/3/2020 12:59 PM, Jairo A. del Rio wrote: > > Hi everyone. I want to know if nowadays (2020) Metafun is able to do an > > actual unfill, like above: > > > > > https://tex.stackexchange.com/questions/151068/how-can-i-fill-a-complex-path-with-metapost-metafun/218718#218718 > > > > Example of what I want to do: > > > > \startMPpage > > > > path A, B, C; > > > > A := unitcircle shifted (-center unitcircle); > > > > A := A scaled 4cm; > > > > B := unitcircle shifted (-center unitcircle); > > > > B := B scaled 1cm; > > > > %C := (reverse B) shifted (left*1.4cm); > > > > %It works for two paths > > > > fill (reverse B)-- A -- cycle withcolor red; > > > > %fill A -- (reverse B) -- C -- cycle withcolor red; > > > > %When I try the same with three paths, a thin, unwanted line appears > > > > \stopMPpage > > > > I'm aware of unfill and I've read somewhere else about using pens > > instead, but I want to know if a better solution is possible. Thank you > > in advance. > \startMPpage > path A; A := (unitcircle shifted (-center unitcircle)) scaled 4cm; > path B; B := (unitcircle shifted (-center unitcircle)) scaled 1cm; > path C; C := B shifted (left*1.4cm); > > nofill A; nofill B; eofill C; > \stopMPpage > > to be wikified > > ----------------------------------------------------------------- > Hans Hagen | PRAGMA ADE > Ridderstraat 27 | 8061 GH Hasselt | The Netherlands > tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl > ----------------------------------------------------------------- >
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