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Only do safety stop of dive has at least max depth of 10m

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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 2015-04-02 10:49:24 +02:00 committed by Dirk Hohndel
parent cc8d601422
commit 61ff7c5f8b
3 changed files with 10 additions and 9 deletions
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11
dive.c
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@ -2838,15 +2838,14 @@ void set_userid(char *rUserId)
prefs.userid[30]='\0';
}
int average_depth(struct diveplan *dive)
void average_max_depth(struct diveplan *dive, int *avg_depth, int *max_depth)
{
int integral = 0;
int last_time = 0;
int last_depth = 0;
struct divedatapoint *dp = dive->dp;
if (!dp)
return 0;
*max_depth = 0;
while (dp) {
if (dp->time) {
@ -2854,13 +2853,15 @@ int average_depth(struct diveplan *dive)
integral += (dp->depth + last_depth) * (dp->time - last_time) / 2;
last_time = dp->time;
last_depth = dp->depth;
if (dp->depth > *max_depth)
*max_depth = dp->depth;
}
dp = dp->next;
}
if (last_time)
return integral / last_time;
*avg_depth = integral / last_time;
else
return 0;
*avg_depth = *max_depth = 0;
}
struct picture *alloc_picture()

2
dive.h
View file

@ -872,7 +872,7 @@ extern depth_t string_to_depth(const char *str);
extern pressure_t string_to_pressure(const char *str);
extern volume_t string_to_volume(const char *str, pressure_t workp);
extern fraction_t string_to_fraction(const char *str);
extern int average_depth(struct diveplan *dive);
extern void average_max_depth(struct diveplan *dive, int *avg_depth, int *max_depth);
#include "pref.h"

6
planner.c
View file

@ -840,7 +840,7 @@ int plan(struct diveplan *diveplan, char **cached_datap, bool is_planner, bool s
bool stopping = false;
bool clear_to_ascend;
int clock, previous_point_time;
int avg_depth, bottom_time = 0;
int avg_depth, max_depth, bottom_time = 0;
int last_ascend_rate;
int best_first_ascend_cylinder;
struct gasmix gas;
@ -865,7 +865,7 @@ int plan(struct diveplan *diveplan, char **cached_datap, bool is_planner, bool s
current_cylinder = 0;
}
depth = displayed_dive.dc.sample[displayed_dive.dc.samples - 1].depth.mm;
avg_depth = average_depth(diveplan);
average_max_depth(diveplan, &avg_depth, &max_depth);
last_ascend_rate = ascend_velocity(depth, avg_depth, bottom_time);
/* if all we wanted was the dive just get us back to the surface */
@ -905,7 +905,7 @@ int plan(struct diveplan *diveplan, char **cached_datap, bool is_planner, bool s
bottom_time = clock = previous_point_time = displayed_dive.dc.sample[displayed_dive.dc.samples - 1].time.seconds;
gi = gaschangenr - 1;
if(prefs.recreational_mode) {
bool safety_stop = prefs.safetystop;
bool safety_stop = prefs.safetystop && max_depth >= 10000;
// How long can we stay at the current depth and still directly ascent to the surface?
while (trial_ascent(depth, 0, avg_depth, bottom_time, tissue_tolerance, &displayed_dive.cylinder[current_cylinder].gasmix,
po2, diveplan->surface_pressure / 1000.0)) {