Add nalgebra to the prelude to make the macros work out of the box

examples3d/Cargo.toml

@@ -16,7 +16,6 @@ enhanced-determinism = [ "rapier3d/enhanced-determinism" ]
 rand = "0.8"
 getrandom = { version = "0.2", features = [ "js" ] } 
 Inflector  = "0.11"
-nalgebra   = "0.27"
 wasm-bindgen = "0.2"
 obj-rs = { version =  "0.6", default-features = false }
 

examples3d/all_examples3.rs

@@ -1,7 +1,5 @@
 #![allow(dead_code)]
 
-extern crate nalgebra as na;
-
 #[cfg(target_arch = "wasm32")]
 use wasm_bindgen::prelude::*;
 

examples3d/all_examples3_wasm.rs

@@ -1,7 +1,5 @@
 #![allow(dead_code)]
 
-extern crate nalgebra as na;
-
 #[cfg(target_arch = "wasm32")]
 use wasm_bindgen::prelude::*;
 

examples3d/convex_decomposition3.rs

@@ -40,7 +40,7 @@ pub fn init_world(testbed: &mut Testbed) {
     let shift = 5.0f32;
 
     for (igeom, obj_path) in geoms.into_iter().enumerate() {
-        let deltas = na::one();
+        let deltas = Isometry::identity();
 
         let mut shapes = Vec::new();
         println!("Parsing and decomposing: {}", obj_path);

examples3d/heightfield3.rs

@@ -1,4 +1,4 @@
-use na::ComplexField;
+use rapier3d::na::ComplexField;
 use rapier3d::prelude::*;
 use rapier_testbed3d::Testbed;
 

examples3d/trimesh3.rs

@@ -1,4 +1,4 @@
-use na::ComplexField;
+use rapier3d::na::ComplexField;
 use rapier3d::prelude::*;
 use rapier_testbed3d::Testbed;