From 7a8017835703838bca6de519805245dea48ca3a8 Mon Sep 17 00:00:00 2001
From: Recep Aslantas <info@recp.me>
Date: Sat, 9 Jun 2018 18:10:44 +0300
Subject: [PATCH] improve quat_look

---
 include/cglm/quat.h | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/include/cglm/quat.h b/include/cglm/quat.h
index fd4f25f..aa303ca 100644
--- a/include/cglm/quat.h
+++ b/include/cglm/quat.h
@@ -646,15 +646,12 @@ glm_quat_slerp(versor from, versor to, float t, versor dest) {
 CGLM_INLINE
 void
 glm_quat_look(vec3 eye, versor ori, mat4 dest) {
-  CGLM_ALIGN(16) vec4 t;
-
   /* orientation */
   glm_quat_mat4t(ori, dest);
 
   /* translate */
-  glm_vec4(eye, 1.0f, t);
-  glm_mat4_mulv(dest, t, t);
-  glm_vec_flipsign_to(t, dest[3]);
+  glm_mat4_mulv3(dest, eye, 1.0f, dest[3]);
+  glm_vec_flipsign(dest[3]);
 }
 
 /*!