Ported C++ OpenGL/GLFW code to NimGL, runs, but geometry seems wrong

Wow, thank you so much! Interestingly it did compile for me, but I massively appreciate your help.

Ported C++ OpenGL/GLFW code to NimGL, runs, but geometry seems wrong

ob/master/MinecraftYoutube/src/main.cpp) and specifically I am trying to perform challenge 2, where you draw a square on the screen using 4 unique vertices to make 2 triangles using an element array (though I've had the same issue with challenge 1). My code is [here https://gist.githu