X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fphysic.cpp;h=243e8cf1bc779aef3c9dcff0c686343a9b2ac7f5;hb=4f8a7dcf0b9912df20cebc01b4e364845471aed7;hp=232475d692ee8c8c0f63edc666abd9c7da41d332;hpb=7192ffdbf1ab5d5b3455b9d9c4c3a1780004b1d6;p=supertux.git

diff --git a/src/physic.cpp b/src/physic.cpp
index 232475d69..243e8cf1b 100644
--- a/src/physic.cpp
+++ b/src/physic.cpp
@@ -41,6 +41,16 @@ Physic::set_velocity(float nvx, float nvy)
     vy = -nvy;
 }
 
+void Physic::inverse_velocity_x()
+{
+vx = -vx;
+}
+
+void Physic::inverse_velocity_y()
+{
+vy = -vy;
+}
+
 float
 Physic::get_velocity_x()
 {