enable graphics and windows related code in examples

1 files changed, 3 insertions, 8 deletions

diff --git a/examples3d/debug_add_remove_collider3.rs b/examples3d/debug_add_remove_collider3.rs
index 8a3d672..f353162 100644
--- a/examples3d/debug_add_remove_collider3.rs
+++ b/examples3d/debug_add_remove_collider3.rs
@@ -34,7 +34,7 @@ pub fn init_world(testbed: &mut Testbed) {
     let collider = ColliderBuilder::ball(ball_rad).density(100.0).build();
     colliders.insert(collider, ball_handle, &mut bodies);
 
-    testbed.add_callback(move |window, graphics, physics, _, _| {
+    testbed.add_callback(move |mut window, mut graphics, physics, _, _| {
         // Remove then re-add the ground collider.
         let coll = physics
             .colliders
@@ -44,13 +44,8 @@ pub fn init_world(testbed: &mut Testbed) {
             .colliders
             .insert(coll, ground_handle, &mut physics.bodies);
 
-        // TODO: need a way to access graphics & window
-        if graphics.is_some() {
-            graphics.unwrap().add_collider(
-                window.unwrap(),
-                ground_collider_handle,
-                &physics.colliders,
-            );
+        if let (Some(graphics), Some(window)) = (&mut graphics, &mut window) {
+            graphics.add_collider(window, ground_collider_handle, &physics.colliders);
         }
     });