diff options
Diffstat (limited to 'deco.c')
| -rw-r--r-- | deco.c | 28 |
1 files changed, 22 insertions, 6 deletions
@@ -89,6 +89,8 @@ const double buehlmann_He_factor_expositon_one_second[] = { 1.00198406028040E-004, 7.83611475491108E-005, 6.13689891868496E-005, 4.81280465299827E-005 }; +const double conservatism_lvls[] = { 1.0, 1.05, 1.12, 1.22, 1.35 }; + #define WV_PRESSURE 0.0627 // water vapor pressure in bar #define DECO_STOPS_MULTIPLIER_MM 3000.0 #define NITROGEN_FRACTION 0.79 @@ -121,6 +123,20 @@ double bottom_he_gradient[16]; double initial_n2_gradient[16]; double initial_he_gradient[16]; +double get_crit_radius_He() +{ + if (prefs.conservatism_level <= 4) + return vpmb_config.crit_radius_He * conservatism_lvls[prefs.conservatism_level]; + return vpmb_config.crit_radius_He; +} + +double get_crit_radius_N2() +{ + if (prefs.conservatism_level <= 4) + return vpmb_config.crit_radius_N2 * conservatism_lvls[prefs.conservatism_level]; + return vpmb_config.crit_radius_N2; +} + static double tissue_tolerance_calc(const struct dive *dive) { int ci = -1; @@ -328,11 +344,11 @@ void nuclear_regeneration(double time) double crushing_radius_N2, crushing_radius_He; for (ci = 0; ci < 16; ++ci) { //rm - crushing_radius_N2 = 1.0 / (max_n2_crushing_pressure[ci] / (2.0 * (vpmb_config.skin_compression_gammaC - vpmb_config.surface_tension_gamma)) + 1.0 / vpmb_config.crit_radius_N2); - crushing_radius_He = 1.0 / (max_he_crushing_pressure[ci] / (2.0 * (vpmb_config.skin_compression_gammaC - vpmb_config.surface_tension_gamma)) + 1.0 / vpmb_config.crit_radius_He); + crushing_radius_N2 = 1.0 / (max_n2_crushing_pressure[ci] / (2.0 * (vpmb_config.skin_compression_gammaC - vpmb_config.surface_tension_gamma)) + 1.0 / get_crit_radius_N2()); + crushing_radius_He = 1.0 / (max_he_crushing_pressure[ci] / (2.0 * (vpmb_config.skin_compression_gammaC - vpmb_config.surface_tension_gamma)) + 1.0 / get_crit_radius_He()); //rs - n2_regen_radius[ci] = crushing_radius_N2 + (vpmb_config.crit_radius_N2 - crushing_radius_N2) * (1.0 - exp (-time / vpmb_config.regeneration_time)); - he_regen_radius[ci] = crushing_radius_He + (vpmb_config.crit_radius_He - crushing_radius_He) * (1.0 - exp (-time / vpmb_config.regeneration_time)); + n2_regen_radius[ci] = crushing_radius_N2 + (get_crit_radius_N2() - crushing_radius_N2) * (1.0 - exp (-time / vpmb_config.regeneration_time)); + he_regen_radius[ci] = crushing_radius_He + (get_crit_radius_He() - crushing_radius_He) * (1.0 - exp (-time / vpmb_config.regeneration_time)); } } @@ -386,8 +402,8 @@ void calc_crushing_pressure(double pressure) if (max_ambient_pressure >= pressure) return; - n2_inner_pressure = calc_inner_pressure(vpmb_config.crit_radius_N2, crushing_onset_tension[ci], pressure); - he_inner_pressure = calc_inner_pressure(vpmb_config.crit_radius_He, crushing_onset_tension[ci], pressure); + n2_inner_pressure = calc_inner_pressure(get_crit_radius_N2(), crushing_onset_tension[ci], pressure); + he_inner_pressure = calc_inner_pressure(get_crit_radius_He(), crushing_onset_tension[ci], pressure); n2_crushing_pressure = pressure - n2_inner_pressure; he_crushing_pressure = pressure - he_inner_pressure; |