| oy87188 |
2019-04-11 18:15 |
zernike多項(xiàng)式的matlab編程表示圖例
采用matlab編程，其主函數(shù)如下，可以模擬各階的zernike多項(xiàng)式： C:bA:O
%Display the Zernike function Z(n=5,m=1) h"}F3E
clc m}: X\G(6Q
clear *laFG <;
a=5;%%%%%%%%%%Z的階數(shù)下標(biāo) #>BC|/P}
b=1;%%%%%%%%%%Z的階數(shù)的上標(biāo) >s,*=a
x = -1:0.01:1; '=Jz}F <
[X,Y] = meshgrid(x,x); 2"P1 I
[theta,r] = cart2pol(X,Y); ?V_v=X%w
idx = r<=1; 73tjDO7d
z = nan(size(X)); 3=UufI
z(idx) = zernfun(a,b,r(idx),theta(idx)); /jq"r-S"
figure(1)
60f%J1u
pcolor(x,x,z), shading interp w> Ft5"z
axis square, colorbar I>-}ys`[
xlabel('X'); |BGzdBm^x:
ylabel('Y'); `$3P@SO"
title(['Zernike function Z^a_b','(r,\theta)']) ,pkzNe` F
figure(2) 09G]t1!,
mesh(x,x,z) R\$6_
xlabel('X'); HJ!)&xT
ylabel('Y'); ?q5HAIZ`
title(['Zernike function Z^a_b','(r,\theta)'])
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