function shili29
h0=figure('toolbar','none',...
'position',[200 150 450 250],...
'name','实例29');
[x,y,z]=meshgrid(-2:0.1:2,...
-2:0.1:2,...
-2:0.1:2);
v=x.*exp(-x.^2-y.^2-z.^2);
grid on
for i=-2:0.5:2;
h1=surf(linspace(-2,2,20),...
linspace(-2,2,20),...
zeros(20)+i);
rotate(h1,[1 -1 1],30)
dx=get(h1,'xdata');
dy=get(h1,'ydata');
dz=get(h1,'zdata');
delete(h1)
slice(x,y,z,v,[-2 2],2,-2)
hold on
slice(x,y,z,v,dx,dy,dz)
hold off
axis tight
view(-5,10)
drawnow
end
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