While the book is a copyrighted commercial product, there are several ways to access it digitally: Academic Repositories
Search for "OpenGL 4.3 core examples" on GitHub. Thousands of developers have uploaded projects that implement exactly the algorithms described in Chapter 10 (Lighting) and Chapter 11 (Textures) of the 4th Edition. Computer Graphics With Opengl 4th Edition Pdf Download
: Chapters 7-10 cover 2D and 3D transformations and viewing pipelines. While the book is a copyrighted commercial product,
Official eTextbook and physical copies are available through several major retailers: Computer Graphics with Open GL - Amazon.com Computer Graphics With Opengl 4th Edition Pdf Download