Use this for code snippets for your OpenGL using C++, GLFW, GLEW, GLM projects.

• A - A sphere using UV co-ordinates\
• B - A sphere with the normals at each vertex coming out (looks like a hedgehog)\
• C - A sphere lit by a point source at infinite distance (using Phong lighting)
• D - Spheres rotating like solar system and two cones in regular motion
• E - A textured (earth) UV sphere

Use ARROW keys to move around. Use MOUSE to look around.

Use 'make' on an OSX machine with at least the following settings -

• GLFW 3, GLEW and GLM are installed (use brew if not installed)
• OpenGL 4.1 needed (otherwise change the versions in the Shaders and gl_util)

El Capitan was installed on the development system.

NOT Tested on ANY windows or linux system.

• assert(start\_gl()) - in main.cpp may not work, then set start\_gl() to a boolean and assert that