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VPM-B: add vpm-b based deco checking.

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Check during the trial_ascent() if existing pressure gradient is
smaller than previously calculated max gradient. If not, ascent
is impossible from the vpm-b's point of view.

Signed-off-by: Jan Darowski <jan.darowski@gmail.com>
This commit is contained in:
Jan Darowski 2015-07-03 23:24:20 +02:00
parent fad592e43a
commit e7aa686f16
3 changed files with 21 additions and 1 deletions
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15
deco.c
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@ -210,6 +210,21 @@ double he_factor(int period_in_seconds, int ci)
return cache[ci].last_factor;
}
bool is_vpmb_ok(double pressure)
{
int ci;
double gradient;
double gas_tension;
for (ci = 0; ci < 16; ++ci) {
gas_tension = tissue_n2_sat[ci] + tissue_he_sat[ci] + vpmb_config.other_gases_pressure;
gradient = gas_tension - pressure;
if (gradient > total_gradient[ci])
return false;
}
return true;
}
void vpmb_start_gradient()
{
int ci;