fix qt-example

Author: cgcostume

source/examples/qt-example/WindowQt.cpp

@@ -50,11 +50,6 @@ WindowQt::WindowQt(const QSurfaceFormat & format)
         qDebug() << "Could not create OpenGL context.";
         QApplication::quit();
     }
-    else
-    {
-        qDebug().nospace() << "Created OpenGL context "
-            << m_context->format().version().first << "." << m_context->format().version().second;
-    }
 }
 
 WindowQt::~WindowQt()

source/examples/qt-example/main.cpp

@@ -22,6 +22,7 @@
 #include <glm/gtx/transform.hpp>
 
 #include <glbinding/gl/gl.h>
+#include <glbinding/ContextInfo.h>
 
 #include <globjects/globjects.h>
 #include <globjects/Uniform.h>
@@ -73,17 +74,27 @@ class Window : public WindowQt, AbstractCoordinateProvider
     virtual void initializeGL() override
     {
         init();
-
         DebugMessage::enable();
 
+        std::cout << std::endl
+            << "OpenGL Version:  " << glbinding::ContextInfo::version() << std::endl
+            << "OpenGL Vendor:   " << glbinding::ContextInfo::vendor() << std::endl
+            << "OpenGL Renderer: " << glbinding::ContextInfo::renderer() << std::endl << std::endl;
+
+#ifdef MAC_OS
+        Shader::clearGlobalReplacements();
+        Shader::globalReplace("#version 140", "#version 150");
+
+        debug() << "Using global OS X shader replacement '#version 140' -> '#version 150'" << std::endl;
+#endif
+
         glClearColor(1.f, 1.f, 1.f, 0.f);
 
         m_sphere = new Program();
         m_sphere->attach(
             Shader::fromFile(GL_VERTEX_SHADER,   "data/gbuffers/sphere.vert")
           , Shader::fromFile(GL_FRAGMENT_SHADER, "data/gbuffers/sphere.frag"));
 
-
         m_icosahedron = new Icosahedron(2);
 
         m_camera.setZNear(1.f);