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Don't assume that pressures are always positive

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When planning a dive, the dive could use more gas than is in the cylinder.
So getting a negative end pressure is a useful indication to the user that
there plan might not be a good one.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2014-05-29 13:13:11 -07:00
parent 45725d1c30
commit 56395b3894
5 changed files with 7 additions and 7 deletions
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4
profile.c
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@ -683,7 +683,7 @@ struct plot_info calculate_max_limits_new(struct dive *dive, struct divecomputer
/* Get the per-cylinder maximum pressure if they are manual */
for (cyl = 0; cyl < MAX_CYLINDERS; cyl++) {
unsigned int mbar = dive->cylinder[cyl].start.mbar;
int mbar = dive->cylinder[cyl].start.mbar;
if (mbar > maxpressure)
maxpressure = mbar;
if (mbar < minpressure)
@ -964,7 +964,7 @@ static void populate_pressure_information(struct dive *dive, struct divecomputer
current = NULL;
for (i = 0; i < pi->nr; i++) {
struct plot_data *entry = pi->entry + i;
unsigned pressure = SENSOR_PRESSURE(entry);
int pressure = SENSOR_PRESSURE(entry);
/* discrete integration of pressure over time to get the SAC rate equivalent */
if (current) {