cgal_cdt2_remove_constraints - Remove constraint(s) from cdt2.
cgal_cdt2_remove_constraints(ptr,C) Makes the edges defined by constraints C no longer constrained.
x = [5 1 6]; y = [2 6 6]; C=[8. 2. 7. 4.;6. 4.5 4. 5.;3. 6. 3. 7.;3. 4. 2. 3.;9. 4. 8. 7.]; [tri,ptr] = cgal_constraind_delaunay_2(x,y,C); cgal_cdt2_remove_constraints(ptr,C); clf(); coord = cgal_cdt2_get_coord(ptr); tri = cgal_cdt2_get_connectivity(ptr); X=coord(:,1)'; Y=coord(:,2)'; [nbtri,nb] = size(tri); tri = [tri tri(:,1)]; for k = 1:nbtri plot2d(X(tri(k,:)),Y(tri(k,:)),style = 2); end [nbconstraints,nb] = size(C); for i = 1:nbconstraints plot2d([C(i,1) C(i,3)]',[C(i,2) C(i,4)]',style = 3); plot2d([C(i,1) C(i,3)]',[C(i,2) C(i,4)]',style = -5); end cgal_cdt2_delete(ptr,"ptr");
cgal_cdt2_insert_constraints , cgal_cdt2_get_coord , cgal_cdt2_insert_points , cgal_cdt2_remove_points , cgal_cdt2_get_connectivity , cgal_cdt2_delete ,