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use rapier3d::prelude::*;
use rapier_testbed3d::Testbed;
pub fn init_world(testbed: &mut Testbed) {
/*
* World
*/
let mut bodies = RigidBodySet::new();
let mut colliders = ColliderSet::new();
let impulse_joints = ImpulseJointSet::new();
let multibody_joints = MultibodyJointSet::new();
/*
* Ground
*/
let ground_size = 100.1;
let ground_height = 2.1;
let rigid_body = RigidBodyBuilder::fixed().translation(vector![0.0, 4.0, 0.0]);
let handle = bodies.insert(rigid_body);
let collider = ColliderBuilder::cuboid(ground_size, ground_height, ground_size);
colliders.insert_with_parent(collider, handle, &mut bodies);
let rad = 1.0;
// Build the dynamic box rigid body.
let rigid_body = RigidBodyBuilder::dynamic()
.translation(vector![0.0, 7.0 * rad, 0.0])
.can_sleep(false);
let handle = bodies.insert(rigid_body);
let collider = ColliderBuilder::ball(rad);
colliders.insert_with_parent(collider, handle, &mut bodies);
let rigid_body = RigidBodyBuilder::dynamic()
.translation(vector![0.0, 2.0 * rad, 0.0])
.can_sleep(false);
let handle = bodies.insert(rigid_body);
let collider = ColliderBuilder::ball(rad);
colliders.insert_with_parent(collider, handle, &mut bodies);
/*
* Set up the testbed.
*/
testbed.look_at(point![100.0, -10.0, 100.0], Point::origin());
testbed.set_world(bodies, colliders, impulse_joints, multibody_joints);
}
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