Re: font defects in scripts.varsegno and accordion.push

[Werner LEMBERG]

>> This is probably overkill.  FontForge is quite good in doing this for
>> you, provided the intersections are well defined.  `fill' is necessary
>> because you can't exactly control the direction of the outline by
>> using `penstroke'.
>
> But if I change from penstroke to fill, using zkr to go along one
> side of the penstroke, then zkl to go back along the other side of
> the penstroke, and controlling the directions at each of the points
> on the glyph, I still get the same grazing intersections as showed
> up in the glyph using penstroke.

OK.  I've just played a bit, and `fill' is indeed not necessary.  It's
sufficient to use `...' instead of `..', together with specifying
proper in and out directions to avoid inflections.  See attached
patch.  However, it doesn't fix the small grazing intersection at the
bulb.


    Werner


======================================================================


--- feta-scripts.mf.old 2010-10-17 13:40:03.000000000 +0200
+++ feta-scripts.mf     2010-10-20 09:41:46.000000000 +0200
@@ -1222,15 +1222,15 @@
        penstroke z1e
                  .. z2e
                  .. z3e
-                 .. z4e{dir (-loopangle)}
-                 .. z5e{dir (-loopangle)}
-                 .. z6e
-                 .. z7e
-                 .. z8e
-                 .. z9e{dir (-loopangle)}
-                 .. z10e{dir (-loopangle)}
-                 .. z11e
-                 .. {dir (180 - loopangle)}z12e;
+                 ... {dir (-loopangle)}z4e
+                 -- z5e{dir (-loopangle)}
+                 ... z6e
+                 ... {dir (180 - loopangle)}z7e{dir (180 - loopangle)}
+                 ... z8e
+                 ... {dir (-loopangle)}z9e
+                 -- z10e{dir (-loopangle)}
+                 ... z11e
+                 ... {dir (180 - loopangle)}z12e;
        addto currentpicture also currentpicture scaled -1;
 
        penlabels (1, 1', 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);