use the new rand_macros crate

Cargo.toml

@@ -18,3 +18,5 @@ name = "cgmath"
 
 [dependencies]
 rustc-serialize="*"
+rand_macros="*"
+rand="*"

src/angle.rs

@@ -24,10 +24,12 @@ use approx::ApproxEq;
 use num::{BaseFloat, One, one, Zero, zero};
 
 /// An angle, in radians
-#[derive(Copy, Clone, PartialEq, PartialOrd, Hash, RustcEncodable, RustcDecodable, Rand)]
+#[derive_Rand]
+#[derive(Copy, Clone, PartialEq, PartialOrd, Hash, RustcEncodable, RustcDecodable)]
 pub struct Rad<S> { pub s: S }
 /// An angle, in degrees
-#[derive(Copy, Clone, PartialEq, PartialOrd, Hash, RustcEncodable, RustcDecodable, Rand)]
+#[derive_Rand]
+#[derive(Copy, Clone, PartialEq, PartialOrd, Hash, RustcEncodable, RustcDecodable)]
 pub struct Deg<S> { pub s: S }
 
 /// Create a new angle, in radians

src/cgmath.rs

@@ -15,7 +15,7 @@
 
 #![crate_type = "rlib"]
 #![crate_type = "dylib"]
-#![feature(old_impl_check)]
+#![feature(old_impl_check, plugin)]
 
 //! Computer graphics-centric math.
 //!
@@ -32,6 +32,9 @@
 //! These are provided for convenience.
 
 extern crate "rustc-serialize" as rustc_serialize;
+extern crate rand;
+#[plugin]
+extern crate rand_macros;
 
 // Re-exports
 

src/matrix.rs

@@ -30,15 +30,18 @@ use vector::{Vector, EuclideanVector};
 use vector::{Vector2, Vector3, Vector4};
 
 /// A 2 x 2, column major matrix
-#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable, Rand)]
+#[derive_Rand]
+#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable)]
 pub struct Matrix2<S> { pub x: Vector2<S>, pub y: Vector2<S> }
 
 /// A 3 x 3, column major matrix
-#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable, Rand)]
+#[derive_Rand]
+#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable)]
 pub struct Matrix3<S> { pub x: Vector3<S>, pub y: Vector3<S>, pub z: Vector3<S> }
 
 /// A 4 x 4, column major matrix
-#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable, Rand)]
+#[derive_Rand]
+#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable)]
 pub struct Matrix4<S> { pub x: Vector4<S>, pub y: Vector4<S>, pub z: Vector4<S>, pub w: Vector4<S> }
 
 

src/quaternion.rs

@@ -30,7 +30,8 @@ use vector::{Vector3, Vector, EuclideanVector};
 
 /// A [quaternion](https://en.wikipedia.org/wiki/Quaternion) in scalar/vector
 /// form.
-#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable, Rand)]
+#[derive_Rand]
+#[derive(Copy, Clone, PartialEq, RustcEncodable, RustcDecodable)]
 pub struct Quaternion<S> { pub s: S, pub v: Vector3<S> }
 
 /// Represents types which can be expressed as a quaternion.

src/vector.rs

@@ -178,7 +178,8 @@ pub trait Vector<S: BaseNum>: Array1<S> + Zero + One + Neg<Output=Self> {
 // Utility macro for generating associated functions for the vectors
 macro_rules! vec(
     ($Self:ident <$S:ident> { $($field:ident),+ }, $n:expr, $constructor:ident) => (
-        #[derive(PartialEq, Eq, Copy, Clone, Hash, RustcEncodable, RustcDecodable, Rand)]
+        #[derive_Rand]
+        #[derive(PartialEq, Eq, Copy, Clone, Hash, RustcEncodable, RustcDecodable)]
         pub struct $Self<S> { $(pub $field: S),+ }
 
         impl<$S> $Self<$S> {