fix broadcast of tau

Appli-iso3dfd/ACO.py

@@ -45,7 +45,7 @@ def ACO(Me, NbP, comm, alpha, rho, Q, nb_ants, tau_0, n_iter, n1=256, n2=256, n3
   n_cbx = n1//16
   n_cby = n2
   n_cbz = n3
-  tau = np.zeros((n_cbx + n_cby + 1, n_cbx + n_cby + n_cbz + 1))
+  tau = np.zeros((n_cbx + n_cby + 1, n_cbx + n_cby + n_cbz + 1), dtype="float64")
   tau[0, 1:n_cbx+1] = tau_0
   tau[1:n_cbx+1, n_cbx+1:n_cbx+n_cby+1] = tau_0
   tau[n_cbx+1:n_cbx+n_cby+1, n_cbx+n_cby+1:n_cbx+n_cby+n_cbz+1] = tau_0
@@ -75,9 +75,7 @@ def ACO(Me, NbP, comm, alpha, rho, Q, nb_ants, tau_0, n_iter, n1=256, n2=256, n3
       if best_cost < cost_opti:
         cost_opti = best_cost
         path_opti = best_p
-    
-    tau = comm.Bcast(tau, root=0)
-    print("P:", Me, " --> Tab received: ", tau[0, 1:17])
+    comm.Bcast(tau, root=0)
 
   if Me == 0:
     path_opti[0] *= 16