How does Minecraft perform lighting?

opengl rendering real-time lighting minecraft
Xavier picture Xavier · Dec 26, 2010 · Viewed 7.8k times · Source

The only model I'm familiar with is diffuse lighting but this look way more complicated than that.

Answer

Loren Pechtel picture Loren Pechtel · Dec 26, 2010

Each square has a light level from 15 to 0. Each level is 20% less than the level above it. If a square contains a light source it gets the luminosity of that light source, otherwise it gets one less than the brightest neighbor.

Sunlight is special, it suffers no vertical attenuation.

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