load donnees;

% Calcul des faces du maillage à garder
FACES = [sort(triBis(:, [2 3 4]), 2); sort(triBis(:, [1 3 4]), 2); sort(triBis(:, [1 2 4]), 2); sort(triBis(:, [1 2 3]), 2)];
FACES = sortrows(FACES);
rep = sum(FACES(1:end - 1, :) == FACES(2:end, :), 2) == 3;
FACES([0; rep] | [rep; 0], :) = [];

fprintf('Calcul du maillage final termine : %d faces. \n', size(FACES, 1));

% Affichage du maillage final
figure;
hold on

for i = 1:size(FACES, 1)
    plot3([X(1, FACES(i, 1)) X(1, FACES(i, 2))], [X(2, FACES(i, 1)) X(2, FACES(i, 2))], [X(3, FACES(i, 1)) X(3, FACES(i, 2))], 'r');
    plot3([X(1, FACES(i, 1)) X(1, FACES(i, 3))], [X(2, FACES(i, 1)) X(2, FACES(i, 3))], [X(3, FACES(i, 1)) X(3, FACES(i, 3))], 'r');
    plot3([X(1, FACES(i, 3)) X(1, FACES(i, 2))], [X(2, FACES(i, 3)) X(2, FACES(i, 2))], [X(3, FACES(i, 3)) X(3, FACES(i, 2))], 'r');
end;

view(80, -10);