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gas pressures: use an actual compressibility table for air

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We could in theory make this dependent on the gasmix, but for now let's
just assume (incorrectly) that everything we breathe acts like air.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Linus Torvalds 2016-02-24 12:14:53 -08:00 • committed by Dirk Hohndel
parent adaeb506b7
commit 45ed0ec757
2 changed files with 49 additions and 11 deletions
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subsurface-core/dive.h
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@ -129,6 +129,7 @@ extern int units_to_sac(double volume);
/* Volume in mliter of a cylinder at pressure 'p' */
extern int gas_volume(cylinder_t *cyl, pressure_t p);
extern double gas_compressibility_factor(struct gasmix *gas, double bar);
static inline int get_o2(const struct gasmix *mix)