\documentclass{article} \usepackage{pst-solides3d} \begin{document} \pagestyle{empty} %\subsection{Modèle éclaté du $\mathrm{N_2}$} \begin{pspicture}(-7,-2)(7,5) \psset{lightsrc=92 16 35,lightintensity=2, viewpoint=100 30 20 rtp2xyz,Decran=30} \psset{linecolor={[cmyk]{0 0.72 1 0.45}}, linewidth=0.5\pslinewidth} \codejps{ % r phi theta [ngrid] newcalottesphere /Nitrogen { 5 -30 90 [16 18] newcalottesphere {0 180 0 rotateOpoint3d} solidtransform dup videsolid dup (bleu) outputcolors } def /Liaison { 0 0.5 15 [18 10] newcylindre dup (White) outputcolors } def /L1 {Liaison {0 -1.5 2 translatepoint3d} solidtransform } def /L2 {Liaison {0 1.5 2 translatepoint3d} solidtransform } def /L3 {Liaison {0 0 2 translatepoint3d} solidtransform } def /NitrogenL1 {Nitrogen L1 solidfuz} def /NitrogenL12 {NitrogenL1 L2 solidfuz} def /NitrogenL123 {NitrogenL12 L3 solidfuz} def /N2{NitrogenL123 Nitrogen {0 180 0 rotateOpoint3d} solidtransform {0 0 17 translatepoint3d} solidtransform solidfuz} def N2 {60 0 0 rotateOpoint3d} solidtransform {0 0 45 rotateOpoint3d} solidtransform drawsolid**} \axesIIID(2.5,2.5,2.5)(15,15,15) \end{pspicture} \end{document}