I'm struggling with how to import macros from an external crate. In my main.rs I'm importing the Glium crate: #![macro_use] extern crate glium; pub use glium::*; // where my actual main function...

I'm trying to interface glium with cgmath. Following this answer, I have implemented a ToArray trait to convert instances of cgmath::Matrix4 into a format usable by glium: pub trait ToArray { typ...

I'm trying to integrate the cgmath library into my first experiments with glium, but I can't figure out how to pass my Matrix4 object to the draw() call. My uniforms object is defined thus: let u...