Learning how to write shaders in GLSL without going insane from the math. Modified examples from amazing youtube tutorials.

References: - (Circle) https://www.youtube.com/watch?v=3mfvZ-mdtZQ&list=PLP-dHWbTsFDIh4va4E4uU-TGEUcDrBy9t&index=4 - Asphalt texture https://unsplash.com/photos/a-close-up-of-a-cracked-asphalt-surface-HULiDsqadn4