From 8d5dc3b2e7450cb1e5c18290a525d1ab0ecdae1f Mon Sep 17 00:00:00 2001
From: Recep Aslantas <info@recp.me>
Date: Tue, 29 Nov 2016 17:29:36 +0200
Subject: [PATCH] quat: optimize normalize quat

---
 include/cglm-quat.h | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/include/cglm-quat.h b/include/cglm-quat.h
index 4cec098..9077c8f 100644
--- a/include/cglm-quat.h
+++ b/include/cglm-quat.h
@@ -58,20 +58,15 @@ glm_quat_norm(versor q) {
 CGLM_INLINE
 void
 glm_quat_normalize(versor q) {
-  float sum, norm;
+  float sum;
 
   sum = q[0] * q[0] + q[1] * q[1]
-        + q[2] * q[2] + q[3] * q[3];
+          + q[2] * q[2] + q[3] * q[3];
 
   if (fabs(1.0f - sum) < 0.0001f)
     return;
 
-  norm = sqrtf(sum);
-
-  q[0] = q[0] / norm;
-  q[1] = q[1] / norm;
-  q[2] = q[2] / norm;
-  q[3] = q[3] / norm;
+  glm_vec4_scale(q, 1.0f / sqrtf(sum), q);
 }
 
 CGLM_INLINE