HOW TO GET TOTAL DATA FROM FOR LOOP?
1 vue (au cours des 30 derniers jours)
Afficher commentaires plus anciens
Hi,
I have problem in following code, I am saving for loop data using the following method(matrix method) but it is lengthy, but I require easy method to save for loop data, can anyone help me in this regard
clearall;
clc;
dim=32;
[kx,ky]=meshgrid(-1:2/(dim-1):1,-1:2/(dim-1):1);
circ=sqrt(kx.^2+ky.^2)<1;
kx=kx/2;
ky=ky/2;
alp=asin(1);
k0=1/sin(alp);
k=256;
kz=sqrt(k0^2-(kx.^2+ky.^2));
Gx=sqrt(k0./kz).*((k0*ky.^2+kz.*kx.^2)./(k0*(kx.^2+ky.^2)));
Gy=sqrt(k0./kz).*((kz-k0).*kx.*ky)./(k0*(kx.^2+ky.^2));
Gz=sqrt(k0./kz).*(kx./k0);
z=-32:1:32;
[r,c]=size(z);
mz=0.5;
for j=1:c
Ex(:,:,j)=fftshift(fft2(exp(i*kz*z(j)*mz).*(Gx).*circ,k,k));
Ix(:,:,j)=Ex(:,:,j).*conj(Ex(:,:,j));
Ey(:,:,j)=fftshift(fft2((exp(i*kz*z(j)*mz).*Gy).*circ,k,k));
Iy(:,:,j)=Ey(:,:,j).*conj(Ey(:,:,j));
Ez(:,:,j)=fftshift(fft2((exp(i*kz*z(j)*mz).*Gz).*circ,k,k));
Iz(:,:,j)=Ez(:,:,j).*conj(Ez(:,:,j));
I=Ix+Iy+Iz;
M=I(k/2,:,:);
end
M1=[M(:,:,1);M(:,:,2);M(:,:,3);M(:,:,4);M(:,:,5);M(:,:,6);M(:,:,7);M(:,:,8);M
(:,:,9);M(:,:,10);M(:,:,11);M(:,:,12);M(:,:,13); M(:,:,14);M(:,:,15);
M(:,:,16);M(:,:,17); M(:,:,18);M(:,:,19);M(:,:,20);M
(:,:,21);M(:,:,22);M(:,:,23);M(:,:,24);M(:,:,25);
M(:,:,26);M(:,:,27);M(:,:,28);M(:,:,29);M(:,:,30);M(:,:,31);M(:,:,32);
M(:,:,33);M(:,:,34);M(:,:,35);M(:,:,36);M(:,:,37);
M(:,:,38);M(:,:,39);M(:,:,40);M(:,:,41);M(:,:,42);M(:,:,43);M(:,:,44);
M(:,:,45);M(:,:,46);M(:,:,47); M(:,:,48);M(:,:,49);
M(:,:,50);M(:,:,51);M(:,:,52);M(:,:,53);M(:,:,54);M(:,:,55);M(:,:,56);
M(:,:,57); M(:,:,58);M(:,:,59);M(:,:,60);M(:,:,61);
M(:,:,62);M(:,:,63);M(:,:,64);M(:,:,65)];
thanks in advance;
0 commentaires
Réponses (1)
Andrei Bobrov
le 17 Sep 2012
Modifié(e) : Andrei Bobrov
le 17 Sep 2012
try this ( EDIT )
dim=32;
[kx,ky]=meshgrid(-1:2/(dim-1):1);
circ=sqrt(kx.^2+ky.^2)<1;
kx=kx/2;
ky=ky/2;
alp=asin(1);
k0=1/sin(alp);
k=256;
kz=sqrt(k0^2-(kx.^2+ky.^2));
Gx=sqrt(k0./kz).*((k0*ky.^2+kz.*kx.^2)./(k0*(kx.^2+ky.^2)));
Gy=sqrt(k0./kz).*((kz-k0).*kx.*ky)./(k0*(kx.^2+ky.^2));
Gz=sqrt(k0./kz).*(kx./k0);
z=-32:1:32;
c = numel(z); %[r,c]=size(z);
mz=0.5;
n = size(kx);
Ex = zeros([k k c]);
Ey = zeros([k k c]);
Ez = zeros([k k c]);
q1 = exp(1i*kz*mz);
for jj=1:c
q2 = q1.^z(jj).*circ;
Ex(:,:,jj)=fftshift(fft2(q2.*Gx,k,k));
Ey(:,:,jj)=fftshift(fft2(q2.*Gy,k,k));
Ez(:,:,jj)=fftshift(fft2(q2.*Gz,k,k));
end
I = Ex.*conj(Ex) + Ey.*conj(Ey) + Ez.*conj(Ez);
M=I(k/2,:,:);
Mout = squeeze(M).';
Voir également
Catégories
En savoir plus sur Loops and Conditional Statements dans Help Center et File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!