diff --git a/src/input.rs b/src/input.rs
index 04ad4f1..b44d056 100644
--- a/src/input.rs
+++ b/src/input.rs
@@ -437,17 +437,16 @@ impl InputState {
                                             let v2_n = v2.normalize();
 
                                             let direction = v1_n.dot(norm_n) - v2_n.dot(norm_n);
-                                            let rotation = f64::abs(direction);
                                             let distance = (v1.magnitude() + v2.magnitude()) / 2.;
-                                            (rotation * distance * f64::signum(direction)) as f32
+                                            (direction * distance) as f32
                                         },
                                         (Some(v1), None) => {
                                             let direction = v1.normalize().dot(norm_n);
-                                            (v1.magnitude() * f64::signum(direction)) as f32
+                                            (direction * v1.magnitude()) as f32
                                         },
                                         (None, Some(v2)) => {
                                             let direction = v2.normalize().dot(norm_n);
-                                            (v2.magnitude() * f64::signum(direction)) as f32
+                                            (-direction * v2.magnitude()) as f32
                                         },
                                         (None, None) => { 0.0 }
                                     }