if (cylinder_none(cyl))
continue;
if (!o2)
- o2 = 209;
+ o2 = AIR_PERMILLE;
if (o2 < mino2)
mino2 = o2;
if (he > maxhe)
maxo2 = o2;
}
/* All air? Show/sort as "air"/zero */
- if (!maxhe && maxo2 == 209 && mino2 == maxo2)
+ if (!maxhe && maxo2 == AIR_PERMILLE && mino2 == maxo2)
maxo2 = mino2 = 0;
*o2 = maxo2;
*he = maxhe;
struct sample *sample = dive->sample + i;
struct sample *psample = sample - 1;
t = sample->time.seconds - psample->time.seconds;
- po2 = dive->cylinder[sample->cylinderindex].gasmix.o2.permille / 1000.0 *
- (sample->depth.mm + 10000) / 10000.0;
+ int o2 = dive->cylinder[sample->cylinderindex].gasmix.o2.permille;
+ if (!o2)
+ o2 = AIR_PERMILLE;
+ po2 = o2 / 1000.0 * (sample->depth.mm + 10000) / 10000.0;
if (po2 >= 0.5)
otu += pow(po2 - 0.5, 0.83) * t / 30.0;
}