I disagree. Anyone with a basic understanding of how perspective projection matrices work will understand the article, especially with the code samples and equations. (Edit: and anybody without this understanding won’t be interested in the article anyway).
I thought it was great, and had a full-on “smack my forehead” moment as to why I had never realized something so simple and effective, after 20 years of programming 3D graphics!
I thought it was great, and had a full-on “smack my forehead” moment as to why I had never realized something so simple and effective, after 20 years of programming 3D graphics!