feat: surface
This commit is contained in:
Damien Guillotin
parent
f7acb5a0b7
commit
ac8b9c337b
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@ -56,7 +56,7 @@ m = 0.1;
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n = 3;
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seuil_E = 10;
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q_max = 5;
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ind_img = 5;
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ind_img = 1;
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figure;
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% subplot(2, 2, 1);
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@ -130,16 +130,17 @@ plot(contour(:,2), contour(:,1), 'g', 'LineWidth', 3);
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% scatter(barycentres(:,2), barycentres(:,1));
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% % triplot(r, contour(:,2), contour(:,1));
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[vx, vy] = voronoi(contour(:,1), contour(:,2));
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T = 10;
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[vx, vy] = voronoi(contour(1:T:end,1), contour(1:T:end,2));
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plot(vy, vx, 'b');
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% Selection des segments qui ont leurs extrémités dans l'image
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ok = vx(1,:) > 0 & vx(1,:) < size(bw_img, 1) & ...
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vx(2,:) > 0 & vx(2,:) < size(bw_img, 1) & ...
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vy(1,:) > 0 & vy(1,:) < size(bw_img, 2) & ...
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vy(2,:) > 0 & vy(2,:) < size(bw_img, 2);
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ok = vx(1,:) > 1 & vx(1,:) < size(bw_img, 1) & ...
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vx(2,:) > 1 & vx(2,:) < size(bw_img, 1) & ...
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vy(1,:) > 1 & vy(1,:) < size(bw_img, 2) & ...
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vy(2,:) > 1 & vy(2,:) < size(bw_img, 2);
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vx = floor(vx(:,ok));
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vy = floor(vy(:,ok));
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@ -331,6 +332,7 @@ for k = 1:nb_barycentres
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end
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triBis = tri(to_save,:);
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nb_barycentres = length(to_save);
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% A DECOMMENTER POUR AFFICHER LE MAILLAGE RESULTAT
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% Affichage des tetraedres restants
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@ -339,23 +341,4 @@ figure;
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tetramesh(triBis, T.Points);
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% Sauvegarde des donnees
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% save donnees;
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% CONSEIL : A METTRE DANS UN AUTRE SCRIPT %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% load donnees;
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% Calcul des faces du maillage à garder
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% FACES = ...;
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% ...
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% fprintf('Calcul du maillage final termine : %d faces. \n',size(FACES,1));
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% Affichage du maillage final
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% figure;
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% hold on
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% for i = 1:size(FACES,1)
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% 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');
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% 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');
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% 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');
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% end;
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save donnees;
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37
TP_maillage_suite.asv
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37
TP_maillage_suite.asv
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@ -0,0 +1,37 @@
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load donnees;
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% Calcul des faces du maillage à garder
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% nope = [];
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% for i = 1:nb_barycentres
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% tetra_i = T.Points(triBis(i, :), :);
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% for j = i+1:nb_barycentres
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% tetra_j = T.Points(triBis(j, :), :);
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% if size(unique([tetra_i; tetra_j], 'rows'), 1) < 6
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% for ki = 1:4
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% tri_ki = sort(triBis(i,[1:ki - 1 ki + 1:4]));
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% for kj = 1:4
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% tri_kj = sort(triBis(j,[1:kj - 1 kj + 1:4]));
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% if tri_ki == tri_kj
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% nope = [nope; i ki; j kj];
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% end
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% end
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% end
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% end
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% end
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% i
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% size(nope)
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% end
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FACES = [triBis(:, [2 3 4]); triBis(:, [1 3 4]); triBis(:, [1 2 4]); triBis(:, [1 2 3])];
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FACES = sortrows(FACES);
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FACESFACES(1:end-1, :) == FACES(2:end, :)
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fprintf('Calcul du maillage final termine : %d faces. \n',size(FACES,1));
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% Affichage du maillage final
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figure;
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hold on
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for i = 1:size(FACES,1)
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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');
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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');
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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');
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end;
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20
TP_maillage_suite.m
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20
TP_maillage_suite.m
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@ -0,0 +1,20 @@
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load donnees;
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size(triBis)
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% Calcul des faces du maillage à garder
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FACES = [triBis(:, [2 3 4]); triBis(:, [1 3 4]); triBis(:, [1 2 4]); triBis(:, [1 2 3])];
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size(FACES)
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FACES = sortrows(FACES);
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rep = sum(FACES(1:end-1, :) == FACES(2:end, :), 2) < 3;
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FACES([0; rep] & [rep; 0], :) = [];
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fprintf('Calcul du maillage final termine : %d faces. \n',size(FACES,1));
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% Affichage du maillage final
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figure;
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hold on
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for i = 1:size(FACES,1)
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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');
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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');
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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');
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end;
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BIN
donnees.mat
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BIN
donnees.mat
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Binary file not shown.
15
fin.asv
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15
fin.asv
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@ -0,0 +1,15 @@
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load donnees;
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% Calcul des faces du maillage à garder
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% FACES = ...;
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% ...
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% fprintf('Calcul du maillage final termine : %d faces. \n',size(FACES,1));
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% Affichage du maillage final
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% figure;
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% hold on
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% for i = 1:size(FACES,1)
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% 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');
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% 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');
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% 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');
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% end;
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