Fix f64 build

src_testbed/testbed.rs

@@ -714,7 +714,7 @@ impl<'a, 'b, 'c, 'd, 'e, 'f> Testbed<'a, 'b, 'c, 'd, 'e, 'f> {
                 &phx.query_pipeline,
                 character_collider.shape(),
                 character_collider.position(),
-                desired_movement,
+                desired_movement.cast::<Real>(),
                 QueryFilter::new().exclude_rigid_body(character_handle),
                 |c| collisions.push(c),
             );