mg2d_test: scale the tolerance with step size

1 files changed, 3 insertions, 3 deletions

diff --git a/mg2d_test.c b/mg2d_test.c
index 23e52bb..fc1d7dd 100644
--- a/mg2d_test.c
+++ b/mg2d_test.c
@@ -11,7 +11,7 @@
 #define ARRAY_ELEMS(x) (sizeof(x) / sizeof(*x))
 
 #define MAXITER 64
-#define TOL 1e-9
+#define TOL 5e-15
 
 #define DOMAIN_SIZE 1.0
 
@@ -118,9 +118,9 @@ int main(int argc, char **argv)
     ctx->nb_relax_pre  = 2;
     ctx->nb_cycles     = 1;
     ctx->nb_relax_post = 2;
-    ctx->tol = TOL;
+    ctx->tol = TOL / (ctx->step[0] * ctx->step[1]);
     ctx->nb_threads = 1;
-    ctx->log_level = MG2D_LOG_VERBOSE;
+    ctx->log_level = MG2D_LOG_INFO;
 
     for (int bnd_loc = 0; bnd_loc < ARRAY_ELEMS(ctx->boundaries); bnd_loc++) {
         MG2DBoundary *bnd = ctx->boundaries[bnd_loc];