function imgtest

u = 1:400;
[X,Y] = meshgrid(u,u);
X = X - 200;
Y = Y - 200;
Z = X + 1i*Y;
A = angle(Z);
D = abs(Z);

img = zeros(400, 400, 3);
h = imshow(img, [-1 1]);
% imfft = zeros(400,400);

    for n = 1:100
        % img = cos((X+Y)^2+n);  % Funky AF
        % img = cos((X+Y).^2/10 + n);
        img(:,:,1) = cos(A+D/pi/4 + n/2);
        img(:,:,2) = cos(X/100+Y/100 + n/2);
        img(:,:,3) = cos(X/100-Y/100 + n/2);
        %img_fft = fft(img);
        %img_fft(100:300,100:300,:) = 0;
        %img = ifft(img_fft);
        h.CData = abs(img);
        pause(0.1)
        drawnow
    end

end