| oy87188 |
2019-04-11 18:15 |
zernike多项式的matlab编程表示图例
采用matlab编程，其主函数如下，可以模拟各阶的zernike多项式： Cg7)S[zl
%Display the Zernike function Z(n=5,m=1) s_S$7N`ocS
clc [lZ=s[n.
clear ]h0Y8kpd
a=5;%%%%%%%%%%Z的阶数下标 )Z&HuEg{ZR
b=1;%%%%%%%%%%Z的阶数的上标 {F/q{c~]
x = -1:0.01:1; xjE7DCmA
[X,Y] = meshgrid(x,x); m'c#uU
[theta,r] = cart2pol(X,Y); ~\3l!zIq
idx = r<=1; IBDVF A
z = nan(size(X)); ) u-ns5
z(idx) = zernfun(a,b,r(idx),theta(idx)); 1Lc8fP$
figure(1) t)KPp |&
pcolor(x,x,z), shading interp \:h0w;34 O
axis square, colorbar T"IW Jpc
xlabel('X'); @??u})^EL
ylabel('Y'); Agz=8=S%
title(['Zernike function Z^a_b','(r,\theta)']) vLr&ay!w
figure(2) DgVyy&7>
mesh(x,x,z) y=wdR|b
xlabel('X'); !@A|L#*
ylabel('Y'); i"vD RrDe
title(['Zernike function Z^a_b','(r,\theta)'])
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