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- exec('init_tp_image.sce'); exec('contours.sci');
- n = 200;
- // image de taille 200x200 // avec un fond noir
- im = zeros(n,n);
- for i = 1:n
- for j = 1:n
- I = i - n/2;
- J = j - n/2;
- r = sqrt(I^2 + J^2);
- if r < n/4 then
- // le disque au centre contient un degrade
- im(i,j) = int(255*(j-n/5)/n*1.75);
- end
- end
- end
- // on lisse l'image pour avoir un bord moins abrupt
- G = W_gauss_2D(1.5);
- im = int(conv2(im, G, "same"));
- afficher_image(im);
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