\documentclass[a4paper]{article} \usepackage{pst-torusmagic} \usepackage{pst-eucl} \usepackage[garamond]{mathdesign} \renewcommand{\ttdefault}{lmtt} \pagestyle{empty} \begin{document} \psset[pst-solides3d]{viewpoint=40 30 30,SphericalCoor,Decran=30} \begin{pspicture}(-6,-3)(6,3) \psset{% incolor=yellow!50,fillcolor=green!25, linecolor={[cmyk]{1,0,1,0.5}}} \psframe(-6,-3)(6,3) \psTorusMagicSolid[R=3,r=1.5,angularAperture=90]% \end{pspicture} \end{document}