+ /* find and eliminate long surface intervals */
+ duration = dive->duration.seconds;
+ for (i = 0; i < dive->samples; i++) {
+ if (dive->sample[i].depth.mm < 100) { /* less than 10cm */
+ int end = i + 1;
+ while (end < dive->samples && dive->sample[end].depth.mm < 100)
+ end++;
+ /* we only want the actual surface time during a dive */
+ if (end < dive->samples) {
+ end--;
+ duration -= dive->sample[end].time.seconds -
+ dive->sample[i].time.seconds;
+ i = end + 1;
+ }
+ }
+ }