10.3.25 viewDir



  \begin{texgraph}[name=viewDir,export=pgf,file]
  Mac
      dessin = [ BoxAxes3D(grid:=1, zlabelstyle:=right,
               zlabelsep:=0.15, xlabelsep:=0.25,
               ylabelsep:=0.25,
               xlegendsep:=0.35, ylegendsep:=0.35,
               FillColor:=lightcyan),
           Ligne3D(SortFacet(stock),1), RestoreWin()];
  
  Cmd        [tMin:=-5,tMax:=0,DotScale:=1+i];
  Graph objet1 = [view(-6,6,-6,6), Marges(0,0,0,0),
            size(7.5),
            view3D(-3,3,-3,3,-3,3),
            S:=GetSurface([u+i*v,2*sin(u)+cos(v)],
                          -3+3*i,-3+3*i),
            stock:=for facette in S By jump do
                  z:=Zde(isobar3d(facette)),
                  facette,
                  ColorJump(Hsb(270*(Zsup-z)/(Zsup-Zinf),1,1))
                od,
  
            FillStyle:=full, LabelSize:=tiny,
            ModelView(central), SaveTphi(), SaveWin(),
            view(-6,0,0,6), ChangeWinTo([-8-7*i,6+6*i]),
            dessin(), SaveWin(), ModelView(ortho),
            view(0,6,0,6), ChangeWinTo([-6-6*i,4+5*i]),
            viewDir(xOy), dessin(), SaveWin(),
            view(-6,0,-6,0), ChangeWinTo([-6-6*i,4+5*i]),
            viewDir(yOz), dessin(), SaveWin(),
            view(0,6,-6,0), ChangeWinTo([-6-6*i,4+5*i]),
            viewDir(xOz), dessin(), RestoreTphi() ];
  \end{texgraph}

 PIC



Examples of views