| 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： PH:5
%Display the Zernike function Z(n=5,m=1) /FC
HF#yK
clc h Luv
clear .81Y/Gad_
a=5;%%%%%%%%%%Z的阶数下标 Z : xb8]y
b=1;%%%%%%%%%%Z的阶数的上标 Y Z8[h`z
x = -1:0.01:1; I;E?;i
[X,Y] = meshgrid(x,x); (t V T&eO
[theta,r] = cart2pol(X,Y); u*I'c2m
idx = r<=1; W !O/t^H>
z = nan(size(X)); &k_*Y- l7]
z(idx) = zernfun(a,b,r(idx),theta(idx)); uF}dEDB|;
figure(1) ys`oHS f
pcolor(x,x,z), shading interp hF@%k
;I
axis square, colorbar :*|Ua%L_
xlabel('X'); ~@l4T_,k
ylabel('Y'); ,K\7y2/
title(['Zernike function Z^a_b','(r,\theta)']) 9@ fSO<
figure(2) \ HUDZ2 s
mesh(x,x,z) 1H r1Ir<KR
xlabel('X'); xxl|j$m
ylabel('Y'); h 6O'"
title(['Zernike function Z^a_b','(r,\theta)'])
|
|
