diff options
| -rw-r--r-- | profile.c | 10 |
1 files changed, 6 insertions, 4 deletions
@@ -1298,8 +1298,8 @@ static struct plot_info *create_plot_info(struct dive *dive, int nr_samples, str lastindex = 0; lastdepth = -1; for (i = 0; i < nr_samples; i++) { - int depth; - double fo2, pressure; + int depth, fo2; + double pressure; int delay = 0; struct sample *sample = dive_sample+i; @@ -1341,8 +1341,10 @@ static struct plot_info *create_plot_info(struct dive *dive, int nr_samples, str entry->cylinderindex = sample->cylinderindex; SENSOR_PRESSURE(entry) = sample->cylinderpressure.mbar; pressure = (depth + 10000) / 10000.0 * 1.01325; - fo2 = dive->cylinder[sample->cylinderindex].gasmix.o2.permille / 1000.0; - entry->po2 = fo2 * pressure; + fo2 = dive->cylinder[sample->cylinderindex].gasmix.o2.permille; + if (!fo2) + fo2 = AIR_PERMILLE; + entry->po2 = fo2 / 1000.0 * pressure; entry->temperature = sample->temperature.mkelvin; |