First stab at deco calculations

This seems to give us roughly the right data but needs a lot more testing.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/dive.h b/dive.h
index 9b92baaa7..b5d3368a5 100644
--- a/dive.h
+++ b/dive.h
@@ -572,6 +572,9 @@ extern void subsurface_command_line_exit(gint *, gchar ***);
 
 #define FRACTION(n,x) ((unsigned)(n)/(x)),((unsigned)(n)%(x))
 
+extern double add_segment(double pressure, struct gasmix *gasmix);
+extern void clear_deco(void);
+
 #ifdef DEBUGFILE
 extern char *debugfilename;
 extern FILE *debugfile;