exm07333_1.m

来自「这是本人收集的一些程序源代码」· M 代码 · 共 13 行

%exm07333_1.m
clf,shg
x=[-8:0.2:8];y=x;
[X,Y]=meshgrid(x,y);
ZZ=X.^2-Y.^2;
ii=find(abs(X)>6|abs(Y)>6);
ZZ(ii)=zeros(size(ii));
surf(X,Y,ZZ),
shading interp;
colormap(copper)
light('position',[0,-15,1]);lighting phong
material([0.8,0.8,0.5,10,0.5])