General
- Add textures
    ? Try to implement it without external libraries
    - Make a PNG image reader

- Add 3D objects
    - define a format for 3D objects
    - Render a set of vertices loaded from a file

Learning
* Make a Hello Window
* Make a Hello Triangle
* Make a Shader Loader Library

Linear
- Implement the Inverse function of mat4
- Implement the determinant function of mat4

Shader