chore: clippy fixes

examples2d/s2d_arch.rs

@@ -10,6 +10,7 @@ pub fn init_world(testbed: &mut Testbed) {
     let impulse_joints = ImpulseJointSet::new();
     let multibody_joints = MultibodyJointSet::new();
 
+    #[allow(clippy::excessive_precision)]
     let mut ps1 = [
         Point::new(16.0, 0.0),
         Point::new(14.93803712795643, 5.133601056842984),
@@ -22,6 +23,7 @@ pub fn init_world(testbed: &mut Testbed) {
         Point::new(2.405937953536585, 39.09554102558315),
     ];
 
+    #[allow(clippy::excessive_precision)]
     let mut ps2 = [
         Point::new(24.0, 0.0),
         Point::new(22.33619528222415, 6.02299846205841),

examples2d/s2d_ball_and_chain.rs

@@ -24,7 +24,7 @@ pub fn init_world(testbed: &mut Testbed) {
     let friction = 0.6;
     let capsule = ColliderBuilder::capsule_x(hx, 0.125)
         .friction(friction)
-        .density(20.0);
+        .density(density);
 
     let mut prev = ground;
     for i in 0..count {
@@ -55,7 +55,7 @@ pub fn init_world(testbed: &mut Testbed) {
     let handle = bodies.insert(rigid_body);
     let collider = ColliderBuilder::ball(radius)
         .friction(friction)
-        .density(20.0);
+        .density(density);
     colliders.insert_with_parent(collider, handle, &mut bodies);
 
     let pivot = point![(2.0 * count as f32) * hx, count as f32 * hx];
@@ -64,7 +64,6 @@ pub fn init_world(testbed: &mut Testbed) {
         .local_anchor2(bodies[handle].position().inverse_transform_point(&pivot))
         .contacts_enabled(false);
     impulse_joints.insert(prev, handle, joint, true);
-    prev = handle;
 
     /*
      * Set up the testbed.

examples2d/s2d_bridge.rs

@@ -29,7 +29,7 @@ pub fn init_world(testbed: &mut Testbed) {
             .angular_damping(0.1)
             .translation(vector![x_base + 0.5 + 1.0 * i as f32, 20.0]);
         let handle = bodies.insert(rigid_body);
-        let collider = ColliderBuilder::cuboid(0.5, 0.125).density(20.0);
+        let collider = ColliderBuilder::cuboid(0.5, 0.125).density(density);
         colliders.insert_with_parent(collider, handle, &mut bodies);
 
         let pivot = point![x_base + 1.0 * i as f32, 20.0];

examples2d/s2d_card_house.rs

@@ -10,7 +10,6 @@ pub fn init_world(testbed: &mut Testbed) {
     let impulse_joints = ImpulseJointSet::new();
     let multibody_joints = MultibodyJointSet::new();
 
-    let extent = 1.0;
     let friction = 0.7;
 
     /*

examples2d/s2d_confined.rs

@@ -38,13 +38,13 @@ pub fn init_world(testbed: &mut Testbed) {
     /*
      * Create the spheres
      */
-    let mut row = 0;
+    let mut row;
     let mut count = 0;
     let mut column = 0;
 
     while count < max_count {
         row = 0;
-        for i in 0..grid_count {
+        for _ in 0..grid_count {
             let x = -8.75 + column as f32 * 18.0 / (grid_count as f32);
             let y = 1.5 + row as f32 * 18.0 / (grid_count as f32);
             let body = RigidBodyBuilder::dynamic()

examples2d/s2d_far_pyramid.rs

@@ -11,7 +11,6 @@ pub fn init_world(testbed: &mut Testbed) {
     let multibody_joints = MultibodyJointSet::new();
 
     let origin = vector![100_000.0, -80_000.0];
-    let extent = 1.0;
     let friction = 0.6;
 
     /*

examples2d/s2d_high_mass_ratio_3.rs

@@ -16,8 +16,6 @@ pub fn init_world(testbed: &mut Testbed) {
     /*
      * Ground
      */
-    let ground_width = 66.0 * extent;
-
     let rigid_body = RigidBodyBuilder::fixed().translation(vector![0.0, -2.0]);
     let ground_handle = bodies.insert(rigid_body);
     let collider = ColliderBuilder::cuboid(40.0, 2.0).friction(friction);

examples2d/s2d_joint_grid.rs

@@ -11,12 +11,7 @@ pub fn init_world(testbed: &mut Testbed) {
     let multibody_joints = MultibodyJointSet::new();
 
     /*
-     * Ground
-     */
-    let ground = bodies.insert(RigidBodyBuilder::fixed());
-
-    /*
-     * Create the bridge.
+     * Create the joint grid.
      */
     let rad = 0.4;
     let numi = 100;

examples2d/s2d_pyramid.rs

@@ -10,8 +10,6 @@ pub fn init_world(testbed: &mut Testbed) {
     let impulse_joints = ImpulseJointSet::new();
     let multibody_joints = MultibodyJointSet::new();
 
-    let extent = 1.0;
-
     /*
      * Ground
      */