\begin{pspicture}(-5,-5)(5,5)
\psset{Decran=50,lightsrc=viewpoint}
\psSolid[object=pie,
   h=1,       %% hauteur
   r=1,       %% rayon
   phi=0,     %% angle de debut
   theta=235, %% angle de fin
   ngrid=36 2, %% maillage horizontal et vertical
   fillcolor=yellow,
   RotZ=130,
]%
\end{pspicture}