From 50012ee9dea2fddb882de327e32e7672f00ed464 Mon Sep 17 00:00:00 2001
From: samcake <samuel.gateau@gmail.com>
Date: Wed, 6 May 2015 11:00:37 -0700
Subject: [PATCH] fixing build issues on MAc

---
 libraries/gpu/src/gpu/Shader.h      | 1 +
 libraries/gpu/src/gpu/Transform.slh | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/libraries/gpu/src/gpu/Shader.h b/libraries/gpu/src/gpu/Shader.h
index de129248ea..9193ddb778 100755
--- a/libraries/gpu/src/gpu/Shader.h
+++ b/libraries/gpu/src/gpu/Shader.h
@@ -12,6 +12,7 @@
 #define hifi_gpu_Shader_h
 
 #include "Resource.h"
+#include <string>
 #include <memory>
 #include <set>
  
diff --git a/libraries/gpu/src/gpu/Transform.slh b/libraries/gpu/src/gpu/Transform.slh
index a65fc7e9bd..84a136d215 100644
--- a/libraries/gpu/src/gpu/Transform.slh
+++ b/libraries/gpu/src/gpu/Transform.slh
@@ -127,6 +127,7 @@ TransformCamera getTransformCamera() {
         <$worldDir$> = vec3(<$cameraTransform$>._viewInverse * vec4(<$eyeDir$>.xyz, 0.0));
     }
 <@else@>
+    <$worldDir$> = vec3(gl_ModelViewMatrixInverseTranspose * vec4(<$eyeDir$>.xyz, 0.0));
 <@endif@>
 <@endfunc@>
 
@@ -136,6 +137,7 @@ TransformCamera getTransformCamera() {
         <$eyeDir$> = vec3(<$cameraTransform$>._projectionInverse * vec4(<$clipPos$>.xyz, 1.0));
     }
 <@else@>
+    <$eyeDir$> = vec3(gl_ProjectionMatrixInverse * vec4(<$clipPos$>.xyz, 1.0));
 <@endif@>
 <@endfunc@>