33 lines
590 B
Lua
33 lines
590 B
Lua
local wea = worldeditadditions
|
|
|
|
|
|
local PerlinMT = {}
|
|
PerlinMT.__index = PerlinMT
|
|
|
|
|
|
function PerlinMT.new(seed, params)
|
|
if not seed then seed = 0 end
|
|
local result = {
|
|
-- Provided by Minetest
|
|
engine = PerlinNoise({
|
|
offset = 0,
|
|
scale = 1,
|
|
spread = {x = 50, y = 50, z = 50},
|
|
seed = seed,
|
|
octaves = 1,
|
|
persistence = 0.63,
|
|
lacunarity = 2.0,
|
|
flags = "defaults,absvalue",
|
|
})
|
|
}
|
|
setmetatable(result, PerlinMT)
|
|
return result
|
|
end
|
|
|
|
function PerlinMT:noise( x, y, z )
|
|
local value = self.engine:get_3d(wea.Vector3.new(x, y, z))
|
|
return value
|
|
end
|
|
|
|
return PerlinMT
|