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script.m
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clear all
close all
clc
imOriginala = imread('cub3.jpg');
figure
imshow(imOriginala);
ImGray = imsubtract(imOriginala(:,:,1), rgb2gray(imOriginala));
figure
imshow(ImGray);
ImFiltrata = medfilt2(ImGray, [3 3]);
ImBinara = im2bw(ImFiltrata, 0.18);
figure
imshow(ImBinara);
[labeled,nrObiecte]=bwlabel(ImBinara,4);
proprietatiObiecte = regionprops(labeled,'Area','Perimeter','Centroid');
Obiect1 = proprietatiObiecte(1);
spatiuNegru = 0.42;
latura = Obiect1.Perimeter/4;
distantaMin = latura + 0.42*latura;
centroids = cat(1, proprietatiObiecte.Centroid);
distante = zeros ((nrObiecte-1)*nrObiecte/2,8);
w = 1;
for i=1:(nrObiecte-1)
for j=i+1:nrObiecte
dist = fix(sqrt((centroids(j,1)-centroids(i,1))^2 + (centroids(j,2)-centroids(i,2))^2));
distante(w,:) = [i j dist centroids(i,1) centroids(i,2) centroids(j,1) centroids(j,2) -1];
w = w+1;
end
end
for i=1:(nrObiecte-1)
for j=i+1:nrObiecte
dist = fix(sqrt((centroids(j,1)-centroids(i,1))^2 + (centroids(j,2)-centroids(i,2))^2));
distante(w,:) = [j i dist centroids(j,1) centroids(j,2) centroids(i,1) centroids(i,2) -1];
w = w+1;
end
end
[m,n] = size(distante);
for i=1:m
if distante(i,3) < distantaMin+20
if abs(distante(i,6)-distante(i,4))<15 & distante(i,7) > distante(i,5)
distante(i,8) = 6;
end
if abs(distante(i,6)-distante(i,4))<15 & distante(i,7) < distante(i,5)
distante(i,8) = 2;
end
if abs(distante(i,5)-distante(i,7))<15 & distante(i,6) > distante(i,4)
distante(i,8) = 0;
end
if abs(distante(i,5)-distante(i,7))<15 & distante(i,6) < distante(i,4)
distante(i,8) = 4;
end
end
if distante(i,3) < distantaMin*sqrt(2)+20 & distante(i,3) > distantaMin+20
if distante(i,6) > distante(i,4) & distante(i,7) < distante(i,5)
distante(i,8) = 1;
end
if distante(i,6) < distante(i,4) & distante(i,7) < distante(i,5)
distante(i,8) = 3;
end
if distante(i,6) < distante(i,4) & distante(i,7) > distante(i,5)
distante(i,8) = 5;
end
if distante(i,6) > distante(i,4) & distante(i,7) > distante(i,5)
distante(i,8) = 7;
end
end
if distante(i,3) > distantaMin*sqrt(2)+20
distante(i,8) = -1;
end
end
cubRubik = zeros(7,7);
cubRubik(4,4) = 1;
coordonate = zeros(nrObiecte,3);
coordonate(1,:) = [1 4 4];
for i=1:m
es = distante(i,1);
estop = distante(i,2);
pi = coordonate(es,2);
pj = coordonate(es,3);
if pi == 0 | pj ==0
i=i+1;
es = distante(i,1);
estop = distante(i,2);
pi = coordonate(es,2);
pj = coordonate(es,3);
end
if distante(i,8) == 0
cubRubik(pi,pj+1) = estop;
coordonate(estop,:) = [estop pi pj+1];
end
if distante(i,8) == 1
cubRubik(pi-1,pj+1) = estop;
coordonate(estop,:) = [estop pi-1 pj+1];
end
if distante(i,8) == 2
cubRubik(pi-1,pj) = estop;
coordonate(estop,:) = [estop pi-1 pj];
end
if distante(i,8) == 3
cubRubik(pi-1,pj-1) = estop;
coordonate(estop,:) = [estop pi-1 pj-1];
end
if distante(i,8) == 4
cubRubik(pi,pj-1) = estop;
coordonate(estop,:) = [estop pi pj-1];
end
if distante(i,8) == 5
cubRubik(pi+1,pj-1) = estop;
coordonate(estop,:) = [estop pi+1 pj-1];
end
if distante(i,8) == 6
cubRubik(pi+1,pj) = estop;
coordonate(estop,:) = [estop pi+1 pj];
end
if distante(i,8) == 7
cubRubik(pi+1,pj+1) = estop;
coordonate(estop,:) = [estop pi+1 pj+1];
end
end
contorC = 0;
contorL = 0;
coloaneComplete = 0;
liniiComplete = 0;
for i=1:7
for j=1:7
if cubRubik(j,i) > 0
contorC = contorC + 1;
end
if cubRubik(i,j) > 0
contorL = contorL + 1;
end
end
if contorC == 3
coloaneComplete = coloaneComplete + 1;
contorC = 0;
end
if contorL == 3
liniiComplete = liniiComplete + 1;
contorL = 0;
end
contorC = 0;
contorL = 0;
end
figure
imshow(ImBinara); hold on
for i=1:7
if (cubRubik(i,4) > 0 & cubRubik(i,5) > 0 & cubRubik(i,6) > 0)
pos = cubRubik(i,4);
rectangle('Position',[centroids(pos,1)-(latura/2), centroids(pos,2)-(latura/2), latura*4, latura],...
'EdgeColor','r', 'LineWidth', 1);
end
end
for j=1:7
for i=1:5
if (cubRubik(i,j) > 0 & cubRubik(i+1,j) > 0 & cubRubik(i+2,j) > 0)
pos = cubRubik(i,j);
rectangle('Position',[centroids(pos,1)-(latura/2), centroids(pos,2)-(latura/2), latura, latura*4],...
'EdgeColor','r', 'LineWidth', 1);
end
end
end
distante
cubRubik
X = sprintf('Numar coloane rosii complete: %d',coloaneComplete);
disp(X);
Y = sprintf('Numar linii rosii complete: %d',liniiComplete);
disp(Y);