function shili25
h0=figure('toolbar','none',...
'position',[200 150 450 250],...
'name','实例25');
vert=[1 1 1;1 2 1;
2 2 1;2 1 1;
1 1 2;1 2 2;
2 2 2;2 1 2];
fac=[1 2 3 4;2 6 7 3;
4 3 7 8;1 5 8 4;
1 2 6 5;5 6 7 8];
grid off
sphere(36)
h=findobj('type','surface');
set(h,'facelighting','phong',...
'facecolor',...
'interp',...
'edgecolor',[0.4 0.4 0.4],...
'backfacelighting',...
'lit')
hold on
patch('faces',fac,'vertices',vert,...
'facecolor','y');
light('position',[1 3 2]);
light('position',[-3 -1 3]);
material shiny
axis vis3d off
hold off
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