--- branches/pure-cfg/src/include/Diderot/inline-vec3.h	2011/04/06 21:43:07	748
+++ branches/pure-cfg/src/include/Diderot/inline-vec3.h	2011/04/06 21:43:31	749
@@ -59,17 +59,6 @@
 	0 };
 }
 
-STATIC_INLINE vec3f_t cross3f (vec3f_t u, vec3f_t v)
-{
-    union3f_t uu = (union3f_t)u;
-    union3f_t uv = (union3f_t)v;
-    return __extension__ (vec3f_t){
-	uu.r[1]*uv.r[2] - uu.r[2]*uv.r[1],
-	uu.r[2]*uv.r[0] - uu.r[0]*uv.r[2],
-        uu.r[0]*uv.r[1] - uu.r[1]*uv.r[0],
-	0 };
-}
-
 STATIC_INLINE float dot3f (vec3f_t u, vec3f_t v)
 {
     union3f_t uv = __extension__ (union3f_t)(u*v);
@@ -81,4 +70,20 @@
     return sqrtf(dot3f(v, v));
 }
 
+STATIC_INLINE vec3f_t normalize3f (vec3f_t v)
+{
+    return scale3f(1.0 / length3f(v), v);
+}
+
+STATIC_INLINE vec3f_t cross3f (vec3f_t u, vec3f_t v)
+{
+    union3f_t uu = (union3f_t)u;
+    union3f_t uv = (union3f_t)v;
+    return __extension__ (vec3f_t){
+	uu.r[1]*uv.r[2] - uu.r[2]*uv.r[1],
+	uu.r[2]*uv.r[0] - uu.r[0]*uv.r[2],
+        uu.r[0]*uv.r[1] - uu.r[1]*uv.r[0],
+	0 };
+}
+
 #endif /* !_DIDEROT_INLINE_VEC3_H_ */

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	<div class="error">does not end with &lt;/html&gt; tag</div>
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+        uu.r[0]*uv.r[1] - uu.r[1]*uv.r[0],
+	0 };
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+
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