[therion] scale / base-scale question

[Stacho Mudrak]

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;
>
>
>
>