[pstricks] Controlling arrowhead linewidth

Martin Chicoine martin.chicoine at umontreal.ca
Wed Oct 4 17:00:41 CEST 2006

Maybe I'm asking too much but here it goes.

Would it be possible that the open dots keep a constant outside diameter
(the same as a closed dot), regardless of the arrowLW thickness. The reason
I'm asking that is that you plot something like


you want the end dots to have the same diameter.


>Ok, I found that the second "true" must be changed to "false" in last line
>\define at key[psset]{}{arrowLW}{\pst at getlength{#1}\psk at arrowLW}
>\def\psas at o{\psk at arrowLW\space dup 0 eq { pop }{ SLW } ifelse
>   {\pst at usecolor\psfillcolor true} false \psk at dotsize \tx at EndDot

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