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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 = 0.1;
let rigid_body = RigidBodyBuilder::fixed().translation(vector![0.0, -ground_height, 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);
// Build the dynamic box rigid body.
let (mut vtx, idx) = Cuboid::new(vector![1.0, 1.0, 1.0]).to_trimesh();
vtx.iter_mut()
.for_each(|pt| *pt += vector![100.0, 100.0, 100.0]);
let shape = SharedShape::convex_mesh(vtx, &idx).unwrap();
for _ in 0..2 {
let rigid_body = RigidBodyBuilder::dynamic()
.translation(vector![-100.0, -100.0 + 10.0, -100.0])
.can_sleep(false);
let handle = bodies.insert(rigid_body);
let collider = ColliderBuilder::new(shape.clone());
colliders.insert_with_parent(collider, handle, &mut bodies);
}
/*
* Set up the testbed.
*/
testbed.set_world(bodies, colliders, impulse_joints, multibody_joints);
testbed.look_at(point![10.0, 10.0, 10.0], Point::origin());
}
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