This commit is contained in:
Dirk Hohndel 2016-04-11 12:40:04 -07:00
commit e1af20728e

View file

@ -925,10 +925,8 @@ void calculate_deco_information(struct dive *dive, struct divecomputer *dc, stru
{
int i, count_iteration = 0;
double surface_pressure = (dc->surface_pressure.mbar ? dc->surface_pressure.mbar : get_surface_pressure_in_mbar(dive, true)) / 1000.0;
int last_ndl_tts_calc_time = 0;
int first_ceiling = 0;
bool first_iteration = true;
int final_tts = 0 , time_clear_ceiling = 0, time_deep_ceiling = 0, deco_time = 0, prev_deco_time = 10000000;
int deco_time = 0, prev_deco_time = 10000000;
char *cache_data_initial = NULL;
/* For VPM-B outside the planner, cache the initial deco state for CVA iterations */
if (prefs.deco_mode == VPMB && !in_planner())
@ -936,6 +934,7 @@ void calculate_deco_information(struct dive *dive, struct divecomputer *dc, stru
/* For VPM-B outside the planner, iterate until deco time converges (usually one or two iterations after the initial)
* Set maximum number of iterations to 10 just in case */
while ((abs(prev_deco_time - deco_time) >= 30) && (count_iteration < 10)) {
int last_ndl_tts_calc_time = 0, first_ceiling = 0, current_ceiling, final_tts = 0 , time_clear_ceiling = 0, time_deep_ceiling = 0;
for (i = 1; i < pi->nr; i++) {
struct plot_data *entry = pi->entry + i;
int j, t0 = (entry - 1)->sec, t1 = entry->sec;
@ -973,22 +972,26 @@ void calculate_deco_information(struct dive *dive, struct divecomputer *dc, stru
vpmb_next_gradient(deco_time, surface_pressure / 1000.0);
}
entry->ceiling = deco_allowed_depth(tissue_tolerance_calc(dive, depth_to_bar(entry->depth, dive)), surface_pressure, dive, !prefs.calcceiling3m);
if (prefs.calcceiling3m)
current_ceiling = deco_allowed_depth(tissue_tolerance_calc(dive, depth_to_bar(entry->depth, dive)), surface_pressure, dive, true);
else
current_ceiling = entry->ceiling;
/* If using VPM-B outside the planner, take first_ceiling_pressure as the deepest ceiling */
if (prefs.deco_mode == VPMB && !in_planner()) {
if (entry->ceiling >= first_ceiling) {
time_deep_ceiling = t1;
first_ceiling = entry->ceiling;
first_ceiling_pressure.mbar = depth_to_mbar(first_ceiling, dive);
if (first_iteration) {
nuclear_regeneration(t1);
vpmb_start_gradient();
/* For CVA calculations, start by guessing deco time = dive time remaining */
deco_time = pi->maxtime - t1;
vpmb_next_gradient(deco_time, surface_pressure / 1000.0);
}
if (current_ceiling > first_ceiling) {
time_deep_ceiling = t1;
first_ceiling = current_ceiling;
first_ceiling_pressure.mbar = depth_to_mbar(first_ceiling, dive);
if (first_iteration) {
nuclear_regeneration(t1);
vpmb_start_gradient();
/* For CVA calculations, start by guessing deco time = dive time remaining */
deco_time = pi->maxtime - t1;
vpmb_next_gradient(deco_time, surface_pressure / 1000.0);
}
}
// Use the point where the ceiling clears as the end of deco phase for CVA calculations
if (entry->ceiling > 0)
if (current_ceiling > 0)
time_clear_ceiling = 0;
else if (time_clear_ceiling == 0)
time_clear_ceiling = t1;