From c13ebf57ab5493140b1e6b72ecb7d022d01ebea1 Mon Sep 17 00:00:00 2001
From: kvark <kvarkus@gmail.com>
Date: Sat, 2 Nov 2013 10:18:37 -0400
Subject: [PATCH] Added transform_as_point

---
 src/cgmath/transform.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/cgmath/transform.rs b/src/cgmath/transform.rs
index 7dd2bbe..c6bf6b1 100644
--- a/src/cgmath/transform.rs
+++ b/src/cgmath/transform.rs
@@ -41,6 +41,11 @@ pub trait Transform
         Ray::new( self.transform_point(&ray.origin), self.transform_vec(&ray.direction) )
     }
 
+    #[inline]
+    fn transform_as_point(&self, vec: &V)-> V   {
+        self.transform_point( &Point::from_vec(vec) ).to_vec()
+    }
+
     fn concat(&self, other: &Self) -> Self;
     fn invert(&self) -> Option<Self>;
 
@@ -95,11 +100,10 @@ Transform<S, Slice, V, P> for Decomposed<S,V,R>    {
     }
 
     fn concat(&self, other: &Decomposed<S,V,R>) -> Decomposed<S,V,R>    {
-        let p = Point::from_vec( &other.disp );
         Decomposed {
             scale: self.scale * other.scale,
             rot: self.rot.concat( &other.rot ),
-            disp: self.transform_point( &p ).to_vec(),
+            disp: self.transform_as_point( &other.disp ),
         }
     }