diff options
Diffstat (limited to 'examples2d/sensor2.rs')
| -rw-r--r-- | examples2d/sensor2.rs | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/examples2d/sensor2.rs b/examples2d/sensor2.rs index 959ecbf..3d5976d 100644 --- a/examples2d/sensor2.rs +++ b/examples2d/sensor2.rs @@ -69,7 +69,7 @@ pub fn init_world(testbed: &mut Testbed) { testbed.set_body_color(sensor_handle, Point3::new(0.5, 1.0, 1.0)); // Callback that will be executed on the main loop to handle proximities. - testbed.add_callback(move |_, physics, events, graphics, _| { + testbed.add_callback(move |_, mut graphics, physics, events, _| { while let Ok(prox) = events.proximity_events.try_recv() { let color = match prox.new_status { Proximity::WithinMargin | Proximity::Intersecting => Point3::new(1.0, 1.0, 0.0), @@ -78,12 +78,13 @@ pub fn init_world(testbed: &mut Testbed) { let parent_handle1 = physics.colliders.get(prox.collider1).unwrap().parent(); let parent_handle2 = physics.colliders.get(prox.collider2).unwrap().parent(); - - if parent_handle1 != ground_handle && parent_handle1 != sensor_handle { - graphics.set_body_color(parent_handle1, color); - } - if parent_handle2 != ground_handle && parent_handle2 != sensor_handle { - graphics.set_body_color(parent_handle2, color); + if let Some(graphics) = &mut graphics { + if parent_handle1 != ground_handle && parent_handle1 != sensor_handle { + graphics.set_body_color(parent_handle1, color); + } + if parent_handle2 != ground_handle && parent_handle2 != sensor_handle { + graphics.set_body_color(parent_handle2, color); + } } } }); |