add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/OpenGLWindow/Win32OpenGLWindow.h

@@ -0,0 +1,60 @@
+/*
+Copyright (c) 2012 Advanced Micro Devices, Inc.  
+
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the use of this software.
+Permission is granted to anyone to use this software for any purpose, 
+including commercial applications, and to alter it and redistribute it freely, 
+subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+*/
+//Originally written by Erwin Coumans
+
+
+#ifndef _WIN32_OPENGL_RENDER_MANAGER_H
+#define _WIN32_OPENGL_RENDER_MANAGER_H
+
+
+
+#include "Win32Window.h"
+
+#define b3gDefaultOpenGLWindow Win32OpenGLWindow
+
+class Win32OpenGLWindow : public Win32Window
+{
+	bool m_OpenGLInitialized;
+
+	protected:
+		
+		
+	void enableOpenGL();
+		
+	void disableOpenGL();
+
+public:
+
+	Win32OpenGLWindow();
+
+	virtual ~Win32OpenGLWindow();
+
+	virtual	void	createWindow(const b3gWindowConstructionInfo& ci);
+	
+	virtual	void	closeWindow();
+
+	virtual	void	startRendering();
+
+	virtual	void	renderAllObjects();
+
+	virtual	void	endRendering();
+
+	virtual float getRetinaScale() const {return 1.f;}
+
+	virtual int fileOpenDialog(char* fileName, int maxFileNameLength);
+};
+
+
+
+#endif //_WIN32_OPENGL_RENDER_MANAGER_H