ex2506.m

rgb 绘图问题 是matlab方面的

%例25-6 shading模式
%Ex25-6 Shading mode
clear
close all
[x,y]=meshgrid(-3:0.5:3);
z=x.*y+sin(x*pi)+cos(y*pi);
subplot(2,2,1)
surf(x,y,z)
title('no shading')
subplot(2,2,2)
surf(x,y,z)
shading flat
title('shading flat')
subplot(2,2,3)
surf(x,y,z)
shading faceted
title('shading faceted')
subplot(2,2,4)
surf(x,y,z)
shading interp
title('shading interp')