%% Auteur : Manuel Luque
%%
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\psframe(-4,-4)(4,4)
\psset{lightsrc=viewpoint,SphericalCoor,viewpoint=100 -30 20,Decran=50}
\psSolid[object=datfile,deactivatecolor,
        file=cross3division1]
\psSolid[object=grille,base=-6 6 -6 6,ngrid=9 9,color1=white,color2=gray!50, hue=(color2) (color1)]
\psSolid[object=datfile,deactivatecolor,
        file=cross3division0]
\end{pspicture}