diff options
Diffstat (limited to 'deco.c')
| -rw-r--r-- | deco.c | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -72,7 +72,7 @@ const double buehlmann_He_factor_expositon_one_second[] = { 2.80360036664540E-004, 2.09299583354805E-004, 1.63410794820518E-004, 1.27869320250551E-004, 1.00198406028040E-004, 7.83611475491108E-005, 6.13689891868496E-005, 4.81280465299827E-005}; -#define WV_PRESSURE 0.0627 /* water vapor pressure */ +#define WV_PRESSURE 0.0627 // water vapor pressure in bar #define DECO_STOPS_MULTIPLIER_MM 3000.0 #define GF_LOW_AT_MAXDEPTH 0 @@ -126,7 +126,7 @@ static double tissue_tolerance_calc(const struct dive *dive) } /* add period_in_seconds at the given pressure and gas to the deco calculation */ -double add_segment(double pressure, struct gasmix *gasmix, int period_in_seconds, double ccpo2, const struct dive *dive) +double add_segment(double pressure, struct gasmix *gasmix, int period_in_seconds, int ccpo2, const struct dive *dive) { int ci; int fo2 = gasmix->o2.permille ? gasmix->o2.permille : O2_IN_AIR; @@ -138,9 +138,9 @@ double add_segment(double pressure, struct gasmix *gasmix, int period_in_seconds gf_low_pressure_this_dive = pressure; #endif - if (ccpo2 > 0.0) { /* CC */ + if (ccpo2) { /* CC */ double rel_o2_amb, f_dilutent; - rel_o2_amb = ccpo2 / pressure; + rel_o2_amb = ccpo2 / pressure / 1000; f_dilutent = (1 - rel_o2_amb) / (1 - fo2 / 1000.0); if (f_dilutent < 0) { /* setpoint is higher than ambient pressure -> pure O2 */ ppn2 = 0.0; |