After deadline commit

src/math/vector.rs

@@ -112,6 +112,11 @@ macro_rules! make_vector {
                 *self /= self.norm()
             }
 
+            /// Returns a new normalized vector.
+            pub fn normalized(&self) -> $name<T> {
+                *self / self.norm()
+            }
+
         }
 
         impl<T: Number> Add for $name<T> {
@@ -224,6 +229,7 @@ make_vector!(Vector3, 3, (T, T, T), (x, x_mut, 0), (y, y_mut, 1), (z, z_mut, 2))
 make_vector!(Vector4, 4, (T, T, T, T), (x, x_mut, 0), (y, y_mut, 1), (z, z_mut, 2), (t, t_mut, 3));
 
 impl Vector2<f32> {
+    /// Returns a orthogonal vector to the one passed as parameter.
     pub fn orthogonal(&self) -> Vector2<f32> {
         Vector2::new(
             self.y(),
@@ -233,6 +239,7 @@ impl Vector2<f32> {
 }
 
 impl Vector2<i32> {
+    /// Returns a orthogonal vector to the one passed as parameter.
     pub fn orthogonal(&self) -> Vector2<i32> {
         Vector2::new(
             self.y(),