[pstricks] \ncbezier?

[Herbert Voss]

Bob Tennent wrote:
>  |>> Is there some way to get the effect of a \psbezier-like node connector?
>  |>> I'd prefer to specify control points explicitly rather than compute
>  |>> angle and curv parameters using atans and Pythagoras.
>  |>
>  |>not possible
>  |>If you do not need arrows at the end ...
> 
> Of course I *do* want arrowheads at the end.  
> 
> So then how would one would compute the arctangent of \theyy over \thexx
> and save the result as \theangle, presumably using Postscript? I can't
> see any way to do it in LaTeX.

what for do you need the arc tan?
arcangle={(\thexx,\theyy)}   does it internally.

Herbert