chore: add more comments

examples2d/Cargo.toml

@@ -1,22 +1,22 @@
 [package]
-name    = "rapier-examples-2d"
+name = "rapier-examples-2d"
 version = "0.1.0"
-authors = [ "Sébastien Crozet <developer@crozet.re>" ]
+authors = ["Sébastien Crozet <sebcrozet@dimforge.com>"]
 edition = "2021"
 default-run = "all_examples2"
 
 [features]
-parallel = [ "rapier2d/parallel", "rapier_testbed2d/parallel" ]
-simd-stable = [ "rapier2d/simd-stable" ]
-simd-nightly = [ "rapier2d/simd-nightly" ]
-other-backends = [ "rapier_testbed2d/other-backends" ]
-enhanced-determinism = [ "rapier2d/enhanced-determinism" ]
+parallel = ["rapier2d/parallel", "rapier_testbed2d/parallel"]
+simd-stable = ["rapier2d/simd-stable"]
+simd-nightly = ["rapier2d/simd-nightly"]
+other-backends = ["rapier_testbed2d/other-backends"]
+enhanced-determinism = ["rapier2d/enhanced-determinism"]
 
 [dependencies]
-rand       = "0.8"
-Inflector  = "0.11"
-lyon       = "0.17"
-usvg       = "0.14"
+rand = "0.8"
+Inflector = "0.11"
+lyon = "0.17"
+usvg = "0.14"
 
 [dependencies.rapier_testbed2d]
 path = "../crates/rapier_testbed2d"

examples2d/all_examples2.rs

@@ -56,7 +56,7 @@ fn demo_name_from_command_line() -> Option<String> {
     None
 }
 
-#[cfg(any(target_arch = "wasm32", target_arch = "asmjs"))]
+#[cfg(any(target_arch = "wasm32"))]
 fn demo_name_from_url() -> Option<String> {
     None
     //    let window = stdweb::web::window();
@@ -64,7 +64,7 @@ fn demo_name_from_url() -> Option<String> {
     //    Some(hash[1..].to_string())
 }
 
-#[cfg(not(any(target_arch = "wasm32", target_arch = "asmjs")))]
+#[cfg(not(any(target_arch = "wasm32")))]
 fn demo_name_from_url() -> Option<String> {
     None
 }

examples2d/inverse_kinematics2.rs

@@ -82,6 +82,7 @@ pub fn init_world(testbed: &mut Testbed) {
                 link_id,
                 &options,
                 &Isometry::from(target_point),
+                |_| true,
                 &mut displacements,
             );
             multibody.apply_displacements(displacements.as_slice());