源代码:N=512;disp('衍射孔径类型1.圆孔2.单缝3.方孔')kind=input('pleaseinput衍射孔径类型:');%输入衍射孔径类型whilekind~=1&kind~=2&kind~=3disp('超出选择范围,请重新输入衍射孔径类型');kind=input('pleaseinput衍射孔径类型:');%输入衍射孔径类型endswitch(kind)case1r=input('pleaseinput衍射圆孔半径(mm):');%输入衍射圆孔的半径I=zeros(N,N);[m,n]=meshgrid(linspace(-N/16,N/16-1,N));D=(m.^2+n.^2).^(1/2);I(find(D<=r))=1;subplot(1,2,1),imshow(I);title('生成的衍射圆孔');case2a=input('pleaseinput衍射缝宽:');%输入衍射单缝的宽度b=1000;%单缝的长度I=zeros(N,N);[m,n]=meshgrid(linspace(-N/4,N/4,N));I(-a