Taco Hoekwater wrote:
> Hi Peter,
> 
>>   def draw_vline(expr h,a,b,c)=
>>     draw (.5u,.5u)--(.5u,h*u-.5u) withpen pensquare scaled u
> 
> That scales the whole draw statement, just like if you had said:
> 
>       draw (.5u,.5u)--(.5u,h*u-.5u) scaled u withpen pensquare
> 
> So you need to do it like this:
> 
>      draw (.5u,.5u)--(.5u,h*u-.5u) withpen (pensquare scaled u)
>
Hi Taco,

thanks for the answer. Sadly I doesn't work here; all drawn lines are
still fixed to 1pt. Even my own defined pen (upen) in draw_hline is
completely ignored.

Greetings, Peter


> Cheers, Taco
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