Add prelude + use vectors for setting linvel/translation in builders

benchmarks3d/balls3.rs

@@ -1,6 +1,4 @@
-use na::Point3;
-use rapier3d::dynamics::{JointSet, RigidBodyBuilder, RigidBodySet, RigidBodyType};
-use rapier3d::geometry::{ColliderBuilder, ColliderSet};
+use rapier3d::prelude::*;
 use rapier_testbed3d::Testbed;
 
 pub fn init_world(testbed: &mut Testbed) {
@@ -37,10 +35,12 @@ pub fn init_world(testbed: &mut Testbed) {
                 let density = 0.477;
 
                 // Build the rigid body.
-                let rigid_body = RigidBodyBuilder::new(status).translation(x, y, z).build();
+                let rigid_body = RigidBodyBuilder::new(status)
+                    .translation(vector![x, y, z])
+                    .build();
                 let handle = bodies.insert(rigid_body);
                 let collider = ColliderBuilder::ball(rad).density(density).build();
-                colliders.insert(collider, handle, &mut bodies);
+                colliders.insert_with_parent(collider, handle, &mut bodies);
             }
         }
     }
@@ -49,5 +49,5 @@ pub fn init_world(testbed: &mut Testbed) {
      * Set up the testbed.
      */
     testbed.set_world(bodies, colliders, joints);
-    testbed.look_at(Point3::new(100.0, 100.0, 100.0), Point3::origin());
+    testbed.look_at(point![100.0, 100.0, 100.0], Point::origin());
 }