Update.

[flatland.git] / universe.h

diff --git a/universe.h b/universe.h
index 3537750..2758ad6 100644 (file)
--- a/universe.h
+++ b/universe.h
@@ -58,6 +58,7 @@ public:
   // axis to speed up the computation
   void compute_pseudo_collisions(int nb_axis, int *nb_colliding_axis);
 
+  void apply_gravity(scalar_t dt, scalar_t fx, scalar_t fy);
   void apply_collision_forces(scalar_t dt);
   bool update(scalar_t dt, scalar_t padding);