Index: game.cpp
===================================================================
--- game.cpp	(revision 4d5270224186a97160305465552d47e7bba1941c)
+++ game.cpp	(revision b33f87b51bd25bbab2727b2ae99bf0aa16ad09a4)
@@ -15,4 +15,6 @@
    #define MAC
 #endif
+
+#define FULLSCREEN false
 
 using namespace std;
@@ -40,10 +42,12 @@
 
    // Create a GLFWwindow object that we can use for GLFW's functions
-   GLFWwindow* window = glfwCreateWindow(WIDTH, HEIGHT, "LearnOpenGL", nullptr, nullptr);
+   GLFWmonitor* monitor = FULLSCREEN ? glfwGetPrimaryMonitor() : nullptr;
+   
+   GLFWwindow* window = glfwCreateWindow(WIDTH, HEIGHT, "LearnOpenGL", monitor, nullptr);
    glfwMakeContextCurrent(window);
    if (window == NULL) {
       cout << "Failed to create GLFW window" << endl;
       glfwTerminate();
-      return -1;
+      return EXIT_FAILURE;
    }
 
@@ -56,5 +60,5 @@
    if (glewInit() != GLEW_OK) {
       cout << "Failed to initialize GLEW" << endl;
-      return -1;
+      return EXIT_FAILURE;
    }    
 
@@ -79,5 +83,5 @@
 
    glfwTerminate();
-   return 0;
+   return EXIT_SUCCESS;
 }