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Recording average depth data

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This is the calculation that is needed to display a running average in the
profile.

It adds a new member plot_data.running_sum which can be turned into the
running average by dividing by plot_data.time.

Right now this isn't used by the UI.

Signed-off-by: Robert C. Helling <helling@atdotde.de>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Robert C. Helling 2014-12-12 14:30:13 +01:00 • committed by Dirk Hohndel
parent 8400776595
commit d67cce2af8
2 changed files with 2 additions and 0 deletions
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1
profile.c
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@ -597,6 +597,7 @@ struct plot_data *populate_plot_entries(struct dive *dive, struct divecomputer *
entry->sec = time;
entry->depth = depth;
entry->running_sum = (entry - 1)->running_sum + (time - lasttime) * (depth + lastdepth) / 2;
entry->stopdepth = sample->stopdepth.mm;
entry->stoptime = sample->stoptime.seconds;
entry->ndl = sample->ndl.seconds;

1
profile.h
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@ -39,6 +39,7 @@ struct plot_data {
int cns;
int smoothed;
int sac;
int running_sum;
struct gas_pressures pressures;
pressure_t o2pressure; // for rebreathers, this is consensus measured po2, or setpoint otherwise. 0 for OC.
pressure_t o2sensor[3]; //for rebreathers with up to 3 PO2 sensors