Clean up formatting

src/cgmath/transform.rs

@@ -15,15 +15,12 @@
 
 use std::{fmt, num};
 
-use std::num::one;
-
 use approx::ApproxEq;
 use matrix::{Matrix, Matrix4, ToMatrix4};
 use num::{BaseNum, BaseFloat};
 use point::{Point, Point3};
 use ray::Ray;
 use rotation::{Rotation, Rotation3};
-use quaternion::Quaternion;
 use vector::{Vector, Vector3};
 
 /// A trait representing an [affine
@@ -129,8 +126,7 @@ impl<S: BaseFloat, V: Vector<S>, P: Point<S, V>, R: Rotation<S, V, P>> Transform
         if self.scale.approx_eq(&num::zero()) {
             None
         } else {
-            let _1 : S = num::one();
-            let s = _1 / self.scale;
+            let s = num::one::<S>() / self.scale;
             let r = self.rot.invert();
             let d = r.rotate_vector(&self.disp).mul_s(-s);
             Some(Decomposed {
@@ -161,7 +157,6 @@ impl<S: BaseFloat, R: fmt::Show + Rotation3<S>> fmt::Show for Decomposed<S,Vecto
     }
 }
 
-
 /// A homogeneous transformation matrix.
 pub struct AffineMatrix3<S> {
     pub mat: Matrix4<S>,