In the Caves & Cliffs update we radically changed Minecraft terrain generation, rewriting large parts of it from the ground up. This video summarizes how this actually works, how simple math and code can be used to generate interesting, beautiful, and dramatic terrain.

00:00 Intro
1:14 Size
3:11 Procedural terrain generation
8:47 Perlin noise
13:04 Terrain shaping
17:37 3d noise
20:10 Cave generation
21:27 Biomes
25:13 Wrapup

Intro and outtro music: Some homemade music I had lying around. If you enjoy you can find more here: https://open.spotify.com/album/0jr9Z7...