Screen-Space Ambient Occlusion: Battling your Contrast Bias
Screen-space ambient occlusion [SSAO] and its siblings like Image-Space Horizon-Based AO [HBAO] are some of those techniques that I have a hard time loving. They can be great if done right, but really horrible when done wrong. Sadly, I have the feeling the latter is still the most common case in the games I get…