minetest/minetest — pull request #882 by proller (2013-08-22 00:11:51+00:00)
Title: Adjustable number of levels in liquids

from 2 to 63
2 - very fast flood
8 - current default
63 - very smooth and long-range flow, more cpu use
can be different for various liquids (like lava=4, water=20)
usage:
minetest.register_node("default:water_flowing", {
...
leveled=42,
...