1 files changed, 3 insertions, 0 deletions

diff --git a/Spear/Sys/Timer/timer.h b/Spear/Sys/Timer/timer.h
index e426135..da4e7c7 100644
--- a/Spear/Sys/Timer/timer.h
+++ b/Spear/Sys/Timer/timer.h
@@ -53,6 +53,9 @@ time_delta sec_to_time_delta(double seconds);
 /// Convert the time point to nanoseconds.
 uint64_t time_point_to_ns(time_point*);
 
+/// Add a time delta to a timestamp.
+void time_add(const time_point*, time_delta, time_point* out);
+
 /// Put the caller thread to sleep for the given amount of time.
 void time_sleep(time_delta dt);