By choosing the OpenGL Programming Guide 9th Edition PDF Exclusive, you'll enjoy:

One of the key features that sets the OpenGL Programming Guide 9th Edition PDF apart from other resources is its comprehensive coverage of OpenGL 4.5 and later versions. The guide includes detailed explanations of the API, along with numerous code examples and illustrations to help developers understand complex concepts. Additionally, the PDF includes:

Unlike older editions that included deprecated fixed-function calls, the 9th edition jumps straight into Shader Fundamentals

(the "Red Book"), which serves as the definitive reference for OpenGL version 4.5.