function anggir = gir(C) | |
% Arestes i les seves longituds per la corba | |
arestes = C(:, 2:end) - C(:, 1:end-1); | |
longs = sqrt(sum(arestes.*arestes)); | |
% Angles | |
prods = sum(arestes(:, 1:end-1).*arestes(:, 2:end)); | |
cosanggir = prods./(longs(1:end-1).*longs(2:end)); | |
anggir=acos(cosanggir); |