[pstricks] pst-3dplot
Herbert Voss
LaTeX at zedat.fu-berlin.de
Wed Jun 22 15:37:17 CEST 2005
Pedro Jorge Caridade wrote:
> I'm getting a strange result when using pstTheeDCircle (maybe i'm doing
> something wrong, or did not understand the documentation). I want to
> draw a circle in the xy plane with z=0. For this I use \pstThreeDCircle
> (0,0,0)(2,0,0)(0,-2,0). However when I am plot it with Alpha=180 and
> Beta=90, i.e., z axis perpendicular to the paper and pointing toward us,
> I get an ellipse.
> Am I doing some wrong? I think the vectors for the definition of the
> ellipse are perpendicular, as mention in the documentation.
> \documentclass{minimal}
> \usepackage{pstricks,pst-3dplot}
> \begin{document}
> \begin{pspicture}(-5,-5)(5,5)
>
> \pstThreeDCoor[Alpha=180,Beta=90,xMin=-3,yMin=-3,zMin=0]
Documentation, p.6
Herbert
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