Updated First OpenGL Tutorial with spelling errors and added a virtual deconstructor (Thanks Resharper C++!) so the GLFWManager's deconstructor would get called when deleting the WindowManager.

Author: gametutorials

OpenGL/First OpenGL Program/Headers/WindowManager.h

@@ -14,6 +14,9 @@ class WindowManager
 {
 public:
 
+	// This is needed so that the class inheriting this will have it's deconstructor called
+	virtual ~WindowManager() {}
+
 	// This initialized the window and creates the OpenGL context
 	virtual int Initialize(int width, int height, std::string strTitle, bool bFullScreen = false) = 0;
 

OpenGL/First OpenGL Program/Source/GLFWManager.cpp

@@ -26,9 +26,11 @@ implementation of this online on the tutorial page, which is a Win32Manager.
 // set to a "Console" application and wouldn't compile with a WinMain().
 int main()
 {
+	// First create our desired WindowManager implementation so we can set it below
 	GLFWManager *pWindowManager = new GLFWManager();
 
-	// Create a local instance of our GLApplication (defined in Main.cpp).
+	// Create a local instance of our GLApplication (defined in Main.cpp) and set its
+	// WindowManager implementation (in this case, GLFW).
 	GLApplication application;
 	application.SetWindowManager(pWindowManager);
 
@@ -133,7 +135,7 @@ bool GLFWManager::ProcessInput(bool continueGame = true)
 {
 	// Use the GLFW function to check for the user pressing the Escape button, as well as a window close event.
 	// If any of these checks return true, return false back to the caller to let them know the user has quit.
-	if ( glfwGetKey((GLFWwindow*)Window, GLFW_KEY_ESCAPE) == GLFW_PRESS || glfwWindowShouldClose((GLFWwindow*)Window) != 0 )
+	if ( glfwGetKey(Window, GLFW_KEY_ESCAPE) == GLFW_PRESS || glfwWindowShouldClose(Window) != 0 )
 		return false;
 
 	// Poll the input events to see if the user quit or closed the window.  This can only be called

OpenGL/First OpenGL Program/Source/Main.cpp

@@ -230,7 +230,7 @@ normally setup something for Dependency Injection but I didn't want to add too m
 Notice that our .cpp files go in the "Source Files\" folder, the .h files go in the "Header Files\" folder and 
 the shader files have their own folder as well.  The tutorials will always start at the Main.cpp file so please 
 look their first to start the tutorial.  This has a ton of things to go over so let's just jump in and take a look 
-at the code. If you can get through this firt tutorial, the rest should be much easier to swallow because we now
+at the code. If you can get through this first tutorial, the rest should be much easier to swallow because we now
 have a great base to just tweak going forward.
 */