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Better testing if the first gas is explicit

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Given that we might be adding a gas change event at t = 0 we need to check
for both that and t = time_or_first_sample.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2015-03-11 12:31:00 -07:00
parent 0739da38c5
commit e9e9996766
2 changed files with 5 additions and 2 deletions
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3
statistics.c
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@ -306,7 +306,8 @@ bool is_cylinder_used(struct dive *dive, int idx)
for_each_dc(dive, dc) {
struct event *event = get_next_event(dc->events, "gaschange");
while (event) {
if (dc->sample && event->time.seconds == dc->sample[0].time.seconds)
if (dc->sample && (event->time.seconds == 0 ||
(dc->samples && dc->sample[0].time.seconds == event->time.seconds)))
firstGasExplicit = true;
if (get_cylinder_index(dive, event) == idx)
return true;