bL/DjsZ@
close all;clear all;clc %a']T X
N=512;x=1:N; Lr0:y o
y=1:N;[x,y]=meshgrid(x,y);R=240;r=90; v H/RP
z=zeros(N); yX/{ eX5dr
for i=1:N Sm;@MI<@/
for j=1:N slAR <8
if(sqrt((i-N/2)^2+(j-N/2)^2)<sqrt(R*R-r*r)) 1@n'6!]6O
z(i,j)=.25*((sqrt(R*R-(i-N/2).*(i-N/2)-(j-N/2).*(j-N/2))-r)); %%%%修改第一个乘号前面的数字 y% O^Zm1
end C=q L0
end wl gR = l
end @D>qo=KPM
z=0.02*z; 8J:=@X^}
figure,mesh(z);xlabel('x'),ylabel('y'),zlabel('z') %%%物体的显示，三维 r+;k(HMY}[
f0=0.01;%%%----------------光栅条纹的频率即周期的倒数1/T--------------------------%% OA f}\
a=2*pi*x*f0; Yz#E0aTTA
cowx=(-1).*(-1).^floor(a/pi).*(2*a/pi-(2*floor(a/pi)+1)); d'iSvd.
sowx=(-1).^round(a/pi).*(2*a/pi-2*round(a/pi)); k~)@D| ?
noise=0; nf1O8FwRb
i01=0.5+0.5*cowx+noise.*rand(size(z));%%%-----------投影的正弦条纹图，以下分别为相移后的条纹图，4步相移，共4帧 |5jr l|
i02=0.5-0.5*sowx+noise.*rand(size(z)); AkCy
C1
i03=0.5-0.5*cowx+noise.*rand(size(z)); Po*!eD
i04=0.5+0.5*sowx+noise.*rand(size(z)); 2D /bMq
figure,imshow(i01);%%%光栅条纹的图像 {.ypZ8JU
% axis off;imwrite(i01,'C:\Documents and Settings\Administrator\My Documents\My Pictures\1.bmp','bmp'); m|3 Q'
figure,imshow(i02);%%%光栅条纹的图像 g'cVsO)S
% axis off;imwrite(i02,'C:\Documents and Settings\Administrator\My Documents\My Pictures\2.bmp','bmp'); aJ}hlM >
figure,imshow(i03);%%%光栅条纹的图像 _|T{2Lv wT
% axis off;imwrite(i03,'C:\Documents and Settings\Administrator\My Documents\My Pictures\3.bmp','bmp'); kPoz&e_@
figure,imshow(i04);%%%光栅条纹的图像 e$/y ~!
% axis off;imwrite(i04,'C:\Documents and Settings\Administrator\My Documents\My Pictures\4.bmp','bmp'); (I/ i D.A
% q2=-atan2((i01*sin(0*pi/4)+i02*sin(2*pi/4)+i03*sin(4*pi/4)+i04*sin(6*pi/4)),(i01*cos(0*pi/4)+i02*cos(2*pi/4)+i03*cos(4*pi/4)+i04*cos(6*pi/4))); u U%Z%O
q2=atan2((i04-i02),(i01-i03));
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figure,mesh(q2);xlabel('x'),ylabel('y'),zlabel('z')%-----------q2为通过公式计算出的相位，被截断在幅角主值范围内 } QBL{\E!
%%%-------------------------------------%% $9P=
temp=ones(size(q2)); (2UA ,
q21=LingXingUnwrap2(q2,temp,100,100);%%%--------------------进行相位展开，成为展开的相位，应该为一斜面--------------- 0s7 9rJ
figure,mesh(q21); ~'F.t B
% q21=my_unwrap(q2); +;4 ;~>Y
b=2*pi*f0*x+2*pi*z; oW^>J-
cowx=(-1).*(-1).^floor(b/pi).*(2*b/pi-(2*floor(b/pi)+1)); X ]W)D
S
sowx=(-1).^round(b/pi).*(2*b/pi-2*round(b/pi)); g#`}HuPoE
i1=0.5+0.5*cowx+noise.*rand(size(z));%%%%-------------投影到物体上的变形光栅像----------------------- AN3oh1xe:
figure,imshow(i1)%%%携带物体信息的变形光栅条纹的图像 HJBGxy w
% axis off;imwrite(i1,'C:\Documents and Settings\Administrator\My Documents\My Pictures\5.bmp','bmp'); Kp^"<%RT
i2=0.5-0.5*sowx+noise.*rand(size(z)); Ve${g`7&
figure,imshow(i2)%%%携带物体信息的变形光栅条纹的图像 Z_fwvcZ?05
% axis off;imwrite(i2,'C:\Documents and Settings\Administrator\My Documents\My Pictures\6.bmp','bmp'); 'T$C w\F&
i3=0.5-0.5*cowx+noise.*rand(size(z)); bR,Es~n
figure,imshow(i3)%%%携带物体信息的变形光栅条纹的图像 [Xt t T
% axis off;imwrite(i3,'C:\Documents and Settings\Administrator\My Documents\My Pictures\7.bmp','bmp'); ] >1`Fa6_
i4=0.5+0.5*sowx+noise.*rand(size(z)); *6eJmbFG
figure,imshow(i4)%%%携带物体信息的变形光栅条纹的图像 }ice*3'3
% axis off;imwrite(i4,'C:\Documents and Settings\Administrator\My Documents\My Pictures\8.bmp','bmp'); ~f"3Wa*\ B
%q1=-atan2((i1*sin(0*pi/4)+i2*sin(2*pi/4)+i3*sin(pi)+i4*sin(6*pi/4)),(i1*cos(0*pi/4)+i2*cos(2*pi/4)+i3*cos(pi)+i4*cos(6*pi/4))); | }UA=? Xl
q1=atan2((i4-i2),(i1-i3)); `Ns Q&G
figure,mesh(q1);xlabel('x'),ylabel('y'),zlabel('z') %-----------q1为通过公式计算出的携带物体信息的相位，被截断在幅角主值范围内 ]_ |'N7J
" a9j2+9
q11=LingXingUnwrap2(q1,temp,100,100);%%%------携带物体信息的连续相位分布，此图像应为斜面上有高度起伏的现象的一幅图------------------%% }zxf~4 1
% q11=my_unwrap(q1); m (o`;
figure,mesh(q11); 
