e0637.m

《MATLAB 7.X程序设计》-王建卫-源代码及习题答案

x=-1:0.05:1;y=x;[x,y]=meshgrid(x,y);
z=x.^2+2*y.^2;
colormap(copper);
subplot(1,3,1);surf(x,y,z);title('shading faceted')
subplot(1,3,2);surf(x,y,z);shading flat;title('shading flat')
subplot(1,3,3);surf(x,y,z);shading interp;title('shading interp')