Fix crash when editing weight system info

[ext/subsurface.git] / dive.c

diff --git a/dive.c b/dive.c
index f5d0828015e2b64990a390d877839e43335ffd48..f4bf497a7da0edeafb91b5a26b1de067f87d64b7 100644 (file)
--- a/dive.c
+++ b/dive.c
@@ -473,7 +473,12 @@ struct dive *fixup_dive(struct dive *dive)
                }
        }
        if (end < 0)
+       {
+               /* Assume an ascent/descent rate of 9 m/min */
+               int asc_desc_time = dive->maxdepth.mm*60/9000;
+               dive->meandepth.mm = dive->maxdepth.mm*(dive->duration.seconds-asc_desc_time)/dive->duration.seconds;
                return dive;
+       }
 
        update_duration(&dive->duration, end - start);
        if (start != end)