| 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： qnW 5I_]
%Display the Zernike function Z(n=5,m=1) [@kzC/Jq3
clc 6T< ~mn
clear ?*u)T%S
a=5;%%%%%%%%%%Z的阶数下标 BS;rit :
b=1;%%%%%%%%%%Z的阶数的上标 ~53E)ilB
x = -1:0.01:1; Yk(OVl T
[X,Y] = meshgrid(x,x); /4#.qq0\{c
[theta,r] = cart2pol(X,Y); UYW%% 5p?
idx = r<=1; W2|*:<Jt
z = nan(size(X)); {-^>)
iJqt
z(idx) = zernfun(a,b,r(idx),theta(idx)); 'Vy$d<@s[
figure(1) `PSr64h:D
pcolor(x,x,z), shading interp H`-%)c=
axis square, colorbar B5#a
4G.
xlabel('X'); -yg 9ug
ylabel('Y'); l6xC'c,jg
title(['Zernike function Z^a_b','(r,\theta)']) }CsUZ&* &
figure(2) VPys
mesh(x,x,z) dS0G+3J&+E
xlabel('X'); <%J dQ82?
ylabel('Y'); wC!(STu
title(['Zernike function Z^a_b','(r,\theta)'])
|
|
