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-rw-r--r--dive.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/dive.h b/dive.h
index d0ef47ded..d5681f163 100644
--- a/dive.h
+++ b/dive.h
@@ -800,7 +800,9 @@ extern void cache_deco_state(double, char **datap);
extern double restore_deco_state(char *data);
extern void nuclear_regeneration(double time);
extern void vpmb_start_gradient();
-extern void vpmb_next_gradient(double deco_time);
+extern void vpmb_next_gradient(double deco_time, double surface_pressure);
+extern bool is_vpmb_ok(double pressure);
+extern void boyles_law(double first_stop_pressure, double next_stop_pressure);
/* this should be converted to use our types */
struct divedatapoint {