}
}
if (end < 0)
+ {
+ /* Assume an ascent/descent rate of 9 m/min */
+ int asc_desc_time = dive->maxdepth.mm*60/9000;
+ dive->meandepth.mm = dive->maxdepth.mm*(dive->duration.seconds-asc_desc_time)/dive->duration.seconds;
return dive;
+ }
update_duration(&dive->duration, end - start);
if (start != end)