A Swift implementation of Ray Wenderlich's OpenGL ES 2.0 Tutorial - Part 1.
https://www.raywenderlich.com/3664/opengl-tutorial-for-ios-opengl-es-2-0
Compiled in Xcode 8.0 beta 6.
jasonbu/HelloOpenGL_Swift
A Swift implementation of Ray Wenderlich's OpenGL ES 2.0 Tutorial
Objective-CNOASSERTION