[pstricks] specifying angles by direction vectors
Herbert Voss
Herbert.Voss at alumni.TU-Berlin.DE
Thu Nov 25 18:21:08 CET 2004
John Frampton wrote:
> Often, in using \nccurve I would like to specify the direction of
> the curve at the endpoints by giving direction vectors, not by
> giving angles. I have not found a way to do this. What I plan
> to do is to try to define a new macro \nccurvedirs so that I can
> say things like:
>
> \nccurvedirs[dirA=(1,1),ncurvA=1.4,dirB=(-2,-1)]{A}{B}
>
> Two new parameters need to be defined, but that is trivial.
the rest should also be easy, on the first view ...
from pst-node.tex:
\def\nccurve at ii#1#2{\nc at object{Open}{#1}{#2}{.5}{%
/AngleA \psk at angleA\space def /AngleB \psk at angleB\space def
\tx at NCCurve}}
Herbert
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