GPU Pro 5

II

Lighting and Shading

We’ve seen a great jump in the quality of game lighting in recent years. In

a natural progression from per-vertex shaded triangles through simple per-pixel

Phong of the first GPUs we entered the era of highly customized energy preserving

lighting models. The new lighting models offer greater realism expected from the

games on the new generation consoles, while allowing the artists much simpler

control, enabling them to effectively produce the incredible amount of assets

required for the new games.

The chapter “Physically Based Area Lights” by Michal Drobot discusses

the lighting approach used in the Playstation 4 exclusive launch ...