No problem. It means - you are using "line water-flow" symbols, I did not
expect this. Please copy metapost code from layout "water-bug-fix" in the
attached project to your layout. This should solve your problem - see attached
PDF files.
Regards, S.
Jenny Black wrote:
> Hello again,
>
> Thanks for replying so quickly again. I tried adding this to my layout
> and I'm afraid it didn't make any difference, the water-flow arrow heads
> are still all wiggly. Do you have any other ideas?
>
> Thanks agian,
> Jenny
>
>
>> To fix the water-flow arrow bug, add following metapost code to your layout.
>>
>> code metapost
>> def p_waterflow_permanent (expr pos,theta,sc,al)=
>> U:=(.15u,.5u);
>> T:=identity aligned al rotated theta scaled sc shifted pos;
>> pickup PenC;
>> p:=(0,.5u){down}..(.12u,.3u)..(-.15u,.15u)..(.13u,0)..
>> (-.08u,-.2u)..{down}(0,-.5u);
>> p:=p rotated 180;
>> thdraw p;
>> oldahlength:=ahlength; ahlength:=2.5pt * optical_zoom;
>> thdraw arrowhead p;
>> thfill arrowhead p;
>> ahlength:=oldahlength;
>> enddef;
>
>
>
>
