From 569f2636bddfa113f794df27c5ddfc3504ea7325 Mon Sep 17 00:00:00 2001
From: Jean-Marie Verdun <vejmarie@ruggedpod.qyshare.com>
Date: Fri, 3 Mar 2017 22:37:23 +0100
Subject: [PATCH] Move glortho2d to GLKMatrix4MakeOrtho as to avoid Deprecated
 Warning on Mac OS

---
 src/Mod/Image/Gui/GLImageBox.cpp | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/Mod/Image/Gui/GLImageBox.cpp b/src/Mod/Image/Gui/GLImageBox.cpp
index b8d0b1879..d7e00cc91 100644
--- a/src/Mod/Image/Gui/GLImageBox.cpp
+++ b/src/Mod/Image/Gui/GLImageBox.cpp
@@ -26,15 +26,16 @@
 # include <GL/gl.h>
 # include <GL/glext.h>
 #elif defined (FC_OS_MACOSX)
-# include <OpenGL/gl.h>
-# include <OpenGL/glu.h>
+# include <OpenGL/gl.h>
+# include <OpenGL/glu.h>
+# include <GLKit/GLKMatrix4.h>
 #elif defined (FC_OS_WIN32)
 # include <Windows.h>
-# include <GL/gl.h>
-# include <GL/glu.h>
+# include <GL/gl.h>
+# include <GL/glu.h>
 #else
-# include <GL/gl.h>
-# include <GL/glu.h>
+# include <GL/gl.h>
+# include <GL/glu.h>
 #endif
 
 #include "GLImageBox.h"
@@ -99,7 +100,12 @@ void GLImageBox::resizeGL( int w, int h )
     glViewport( 0, 0, (GLint)w, (GLint)h );
     glMatrixMode( GL_PROJECTION );
     glLoadIdentity();
+#if defined (FC_OS_MACOSX)
+    GLKMatrix4 orthoMat = GLKMatrix4MakeOrtho(0, width() - 1, height() - 1, 0, -1, 1);
+    glLoadMatrixf(orthoMat.m);
+#else
     gluOrtho2D(0, width() - 1, height() - 1, 0);
+#endif
     glMatrixMode(GL_MODELVIEW);
 }