Unity Documentation

https://docs.unity3d.com/kr/current/Manual/SL-SurfaceShaders.html

https://docs.unity3d.com/kr/current/Manual/SL-SurfaceShaderExamples.html

• Docs

[유니티 TIPS] 알아두면 쓸 데 있는 'OpenGL, Material, Shader'

https://www.youtube.com/watch?v=r3OdEzAKGBI

• OpenGL/ Material, Shader 개념