Added inverse functions for speed. Might be usefull for someone that wants to make...

[supertux.git] / src / physic.h

diff --git a/src/physic.h b/src/physic.h
index 37b6302..81e4451 100644 (file)
--- a/src/physic.h
+++ b/src/physic.h
@@ -28,6 +28,10 @@ public:
     /** sets velocity to a fixed value */
     void set_velocity(float vx, float vy);
 
+    /** velocities invertion */
+    void inverse_velocity_x();
+    void inverse_velocity_y();
+
     float get_velocity_x();
     float get_velocity_y();