【MATLAB动画教程十二】

士心之约

1. %Fraunhofer Diffraction of a Round Hole
   
2. %弗朗和费衍射模拟Matlab源代码
   
3. %rewrite by dynamic
   
4. %all rights reserved by www.matlabsky.cn
   
5. %2008.12.3
   
6. close all
   
7. figure('numbertitle','off','name','弗朗和费衍射模拟--by Matlabsky',...
   
8. 'toolbar','none','position',[217 266 694 244]);
   
9. axes('position',[0.05,0.08,0.6,0.8]);hold on;
   
10. title('Fraunhofer Diffraction of a Round Hole',...
    
11. 'fontsize',14)
    
12. set(gcf,'doublebuffer','on');
    
13. axis([-4,12,-5,5]);
    
14. rectangle('position',[0,1,0.2,3],'FaceColor',[0.1,0.3,0.4]);
    
15. rectangle('position',[0,-4,0.2,3],'FaceColor',[0.1,0.3,0.4]);
    
16. rectangle('position',[3.8,-4,0.4,8],'FaceColor',...
    
17. [0.4,0.3,0.4],'Curvature',[1,1]);
    
18. rectangle('position',[11,-5,0.4,10],'FaceColor',[0.1,0.3,0.4]);
    
19. h1=plot([-4,-4],[-0.7,-0.7]);
    
20. h2=plot([-4,-4],[0,0]);
    
21. h3=plot([-4,-4],[0.7,0.7]);
    
22. for k=-4:.1:0;
    
23. pause(0.05);
    
24. try
    
25. set([h1,h2,h3],'xdata',[-4,k]);
    
26. catch
    
27. return
    
28. end
    
29. end
    
30. y=-4:.1:4;
    
31. a=linspace(-atan(4/11),atan(4/11),length(y));
    
32. a=10*sin(a);
    
33. II=abs(sinc(a)).^2*6;
    
34. x=11-II;
    
35. plot(x,y,'r')
    
36. K=find(diff(sign(diff(II)))==-2)+1;
    
37. yyN=y(K);
    
38. P=zeros(3,5); yN=[-0.7,0,0.7];H=P;
    
39. for m=1:3;
    
40. for n=1:5;
    
41. P(m,n)=complex(p(1),p(2));
    
42. H(m,n)=plot(0,yN(m));
    
43. end
    
44. end
    
45. for Q=0:.1:11;
    
46. pause(0.05)
    
47. for w=1:15;
    
48. [m,n]=ind2sub([3,5],w);
    
49. Y=polyval([real(P(w)),imag(P(w))],Q);
    
50. try
    
51. set(H(w),'xdata',[0,Q],'ydata',[yN(m),Y]);
    
52. catch
    
53. return
    
54. end
    
55. end
    
56. end
    
57. axes('position',[0.65,0.08,0.3,0.8])
    
58. a=linspace(-atan(4/11),atan(4/11),300);
    
59. [X,Y]=meshgrid(a);
    
60. r=sqrt(X.^2+Y.^2);
    
61. R=10*sin(r);
    
62. II=abs(sinc(R)).^2*6;
    
63. imshow(II);

复制代码

森之张卫东

运行不了！！！！

士心之约

森之张卫东 发表于 2015-9-23 22:49
运行不了！！！！

1. %Fraunhofer Diffraction of a Round Hole
   
2. %弗朗和费衍射模拟Matlab源代码
   
3. %rewrite by dynamic
   
4. %all rights reserved by www.matlabsky.cn
   
5. %2008.12.3
   
6. 
   
7. close all
   
8. figure('numbertitle','off','name','弗朗和费衍射模拟--by Matlabsky','toolbar','none','position',[217 266 694 244]);
   
9. axes('position',[0.05,0.08,0.6,0.8]);hold on;
   
10. title('Fraunhofer Diffraction of a Round Hole',...
    
11.    'fontsize',14)
    
12. set(gcf,'doublebuffer','on');
    
13. axis([-4,12,-5,5]);
    
14. rectangle('position',[0,1,0.2,3],'FaceColor',[0.1,0.3,0.4]);
    
15. rectangle('position',[0,-4,0.2,3],'FaceColor',[0.1,0.3,0.4]);
    
16. rectangle('position',[3.8,-4,0.4,8],'FaceColor',...
    
17.    [0.4,0.3,0.4],'Curvature',[1,1]);
    
18. rectangle('position',[11,-5,0.4,10],'FaceColor',[0.1,0.3,0.4]);
    
19. h1=plot([-4,-4],[-0.7,-0.7]);
    
20. h2=plot([-4,-4],[0,0]);
    
21. h3=plot([-4,-4],[0.7,0.7]);
    
22. for k=-4:.1:0;
    
23.    pause(0.05);
    
24.    try
    
25.        set([h1,h2,h3],'xdata',[-4,k]);
    
26.    catch
    
27.        return
    
28.    end
    
29. end
    
30. y=-4:.1:4;
    
31. a=linspace(-atan(4/11),atan(4/11),length(y));
    
32. a=10*sin(a);
    
33. II=abs(sinc(a)).^2*6;
    
34. x=11-II;
    
35. plot(x,y,'r')
    
36. K=find(diff(sign(diff(II)))==-2)+1;
    
37. yyN=y(K);
    
38. P=zeros(3,5); yN=[-0.7,0,0.7];H=P;
    
39. for m=1:3;
    
40.    for n=1:5;
    
41.        p=polyfit([0,11],[yN(m),yyN(n)],1);
    
42.        P(m,n)=complex(p(1),p(2));
    
43.        H(m,n)=plot(0,yN(m));
    
44.    end
    
45. end
    
46. for Q=0:.1:11;
    
47.    pause(0.05)
    
48.    for w=1:15;
    
49.        [m,n]=ind2sub([3,5],w);
    
50.        Y=polyval([real(P(w)),imag(P(w))],Q);
    
51.        try
    
52.            set(H(w),'xdata',[0,Q],'ydata',[yN(m),Y]);
    
53.        catch
    
54.            return
    
55.        end
    
56.    end
    
57. end
    
58. axes('position',[0.65,0.08,0.3,0.8])
    
59. a=linspace(-atan(4/11),atan(4/11),300);
    
60. [X,Y]=meshgrid(a);
    
61. r=sqrt(X.^2+Y.^2);
    
62. R=10*sin(r);
    
63. II=abs(sinc(R)).^2*6;
    
64. imshow(II);

复制代码