| 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： u Tl:u
%Display the Zernike function Z(n=5,m=1) Z}NAH`V`:+
clc N7oMtlvL[w
clear 5?O/Aub
a=5;%%%%%%%%%%Z的阶数下标 K6Gc)jp:b
b=1;%%%%%%%%%%Z的阶数的上标 ,x Tbt4J
x = -1:0.01:1; +W;B8^imG
[X,Y] = meshgrid(x,x); e-e{-pB6
[theta,r] = cart2pol(X,Y); JA(nDD/;
idx = r<=1; oVq@ M
z = nan(size(X)); {Y0I A97,
z(idx) = zernfun(a,b,r(idx),theta(idx)); gE
,j\M*
figure(1) COHJJONR
pcolor(x,x,z), shading interp 7 _K(x mK
axis square, colorbar `|/|ej]$P
xlabel('X'); h[Iu_#HM a
ylabel('Y'); N!h>fE`
title(['Zernike function Z^a_b','(r,\theta)']) Ro<!n>H
figure(2) \s+MH a&
mesh(x,x,z) E`?BaCrG~
xlabel('X'); 1 )YFEU&]
ylabel('Y'); %eV`};9
title(['Zernike function Z^a_b','(r,\theta)'])
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