First public release of Rapier.

examples2d/debug_box_ball2.rs

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+use rapier2d::dynamics::{JointSet, RigidBodyBuilder, RigidBodySet};
+use rapier2d::geometry::{ColliderBuilder, ColliderSet};
+use rapier_testbed2d::Testbed;
+
+pub fn init_world(testbed: &mut Testbed) {
+    /*
+     * World
+     */
+    let mut bodies = RigidBodySet::new();
+    let mut colliders = ColliderSet::new();
+    let joints = JointSet::new();
+
+    /*
+     * Ground
+     */
+    let rad = 1.0;
+    let rigid_body = RigidBodyBuilder::new_static()
+        .translation(0.0, -rad)
+        .rotation(std::f32::consts::PI / 4.0)
+        .build();
+    let handle = bodies.insert(rigid_body);
+    let collider = ColliderBuilder::cuboid(rad, rad).build();
+    colliders.insert(collider, handle, &mut bodies);
+
+    // Build the dynamic box rigid body.
+    let rigid_body = RigidBodyBuilder::new_dynamic()
+        .translation(0.0, 3.0 * rad)
+        .can_sleep(false)
+        .build();
+    let handle = bodies.insert(rigid_body);
+    let collider = ColliderBuilder::ball(rad).density(1.0).build();
+    colliders.insert(collider, handle, &mut bodies);
+
+    /*
+     * Set up the testbed.
+     */
+    testbed.set_world(bodies, colliders, joints);
+    //    testbed.look_at(Point2::new(10.0, 10.0, 10.0), Point2::origin());
+}
+
+fn main() {
+    let testbed = Testbed::from_builders(0, vec![("Boxes", init_world)]);
+    testbed.run()
+}