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scrollmap: tweak box generation a bit for safety

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This commit is contained in:
Christian Hergert
2019-07-30 15:17:16 -07:00
parent 8c72bafff8
commit 0378b0727b
1 changed files with 2 additions and 2 deletions
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4
src/libsysprof-ui/sysprof-scrollmap.c
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@ -78,7 +78,7 @@ sysprof_scrollmap_recalculate_worker (GTask *task,
g_assert (!cancellable || G_IS_CANCELLABLE (cancellable));
duration = state->end_time - state->begin_time;
n_buckets = MAX (1, state->width / (BOX_SIZE + 1));
n_buckets = MAX (10, state->width / (BOX_SIZE + 1));
buckets = g_array_sized_new (FALSE, TRUE, sizeof (gint), n_buckets);
g_array_set_size (buckets, n_buckets);
@ -90,7 +90,7 @@ sysprof_scrollmap_recalculate_worker (GTask *task,
if (t < state->begin_time || t > state->end_time)
continue;
n = ((t - state->begin_time) / (gdouble)duration) * n_buckets;
n = MIN (n_buckets - 1, ((t - state->begin_time) / (gdouble)duration) * n_buckets);
g_assert (n < n_buckets);