[pstricks] nodes and FP package

[Herbert Voss]

Francisco A. S. Grossi wrote:
> I have an strange behavior that I cannot figure out. I draw two nodes and 
> connect them:
> 
> - with direct definitions
> - with coordnates calculated by FP package
> 
> The results slhoud be identical, but they are displaced relative to each 
> other. The example with FP package is displaced to the right, as the small 
> sample shows.
> 
> I need FP because I am coding a command top draw a network of nodes and 
> their coodinates must be calculated through a copule of parameters.
> 
> Any ideas?
> 
>  \documentclass[a4paper,12pt,fleqn]{article}
>  \usepackage[T1]{fontenc}
>  \usepackage[brazil]{babel}
>  \usepackage{pst-all}
>  \usepackage[nomessages]{fp}
> 
>  \begin{document}
> 
>  \begin{pspicture}[showgrid=true](0,0)(10,5)
>   \FPsub\xp{4}{0.8}
>   \FPadd\yp{0}{1.0}
>   \cnode(\xp,\yp){0.2}{1e}
>   \FPadd\xp{4}{5.3}

   \FPsub\xp{4}{0.8}%
   \FPadd\yp{0}{1.0}%
   \cnode(\xp,\yp){0.2}{1e}
   \FPadd\xp{4}{5.3}%


Herbert