You want the math, the data structures, the light transport equations, and the rasterization pipelines. In short, you want the definitive text: Computer Graphics: Theory and Practice by Jonas Gomes, Luiz Velho, and Mario Costa Sousa.
Check your university library access first, then buy a used hardcover. Your eyes (and your future graphics engine) will thank you. Have you struggled through a specific chapter? Which graphics algorithm is currently breaking your brain? Let me know in the comments below.
If you have ever searched for "computer graphics theory and practice pdf" , you are likely standing at the precipice of a steep, rewarding climb. You aren't looking for a quick Photoshop tutorial or a clickbait article on "Top 10 Blender Shortcuts." You want the why behind the how .