cngf-pf

commit d9168f9f815c36795fe12bac4cb8b147afcc59e6
parent 5e65e6215183d5f05212487071b69408d72bbe28
Author: Anders Damsgaard <anders@adamsgaard.dk>
Date:   Thu, 16 Apr 2020 15:12:00 +0200

Check solution residual for transient solutions

Diffstat:
M
simulation.c
 | 
18
+++++++++++++++---

1 file changed, 15 insertions(+), 3 deletions(-)
diff --git a/simulation.c b/simulation.c
@@ -813,10 +813,22 @@ coupled_shear_solver(struct simulation *sim,
 				for (i=0; i<sim->nz; ++i)
 					r_norm[i] = residual_normalized(sim->v_x[i], v_x0[i]);
 				r_norm_max = max(r_norm, sim->nz);
-			}
-
 
-		} while (0);
+				if (r_norm_max <= rel_tol) {
+					break;
+				}
+				if (coupled_iter++ >= max_iter) {
+					free(r_norm);
+					free(v_x0);
+					fprintf(stderr, "coupled_shear_solver: ");
+					fprintf(stderr, "Transient solution did not converge "
+					                "after %d iterations\n", coupled_iter);
+					fprintf(stderr, ".. Residual normalized error: %g\n",
+							r_norm_max);
+					return 1;
+				}
+			}
+		} while (sim->transient);
 
 		if (!isnan(sim->v_x_limit) || !isnan(sim->v_x_fix)) {
 			if (!isnan(sim->v_x_limit)) {