other_worlds-cd2025/redsky_asteroids.lua

73 lines
2.2 KiB
Lua

-- Approximate realm limits
local YMIN = otherworlds.settings.redsky_asteroids.YMIN or 6000
local YMAX = otherworlds.settings.redsky_asteroids.YMAX or 7000
-- Register on_generated function for this layer
minetest.register_on_generated(
otherworlds.asteroids.create_on_generated(YMIN, YMAX, {
c_air = minetest.get_content_id("air"),
c_obsidian = minetest.get_content_id("default:obsidian"),
c_stone = minetest.get_content_id("asteroid:redstone"),
c_cobble = minetest.get_content_id("air"),
c_gravel = minetest.get_content_id("asteroid:redgravel"),
c_dust = minetest.get_content_id("asteroid:reddust"),
c_ironore = minetest.get_content_id("asteroid:ironore"),
c_copperore = minetest.get_content_id("asteroid:copperore"),
c_goldore = minetest.get_content_id("asteroid:goldore"),
c_diamondore = minetest.get_content_id("asteroid:diamondore"),
c_meseore = minetest.get_content_id("asteroid:meseore"),
c_waterice = minetest.get_content_id("default:ice"),
c_atmos = minetest.get_content_id("asteroid:atmos"),
c_snowblock = minetest.get_content_id("default:snowblock")
}))
-- Deco code for grass and crystal
local TOPDECO = 500 -- how often deco appears on top of asteroid cobble
local grass = {
"mars:grass_1", "mars:grass_2", "mars:grass_3", "mars:grass_4", "mars:grass_5"}
local flower = {"mars:moss", "mars:redweed", "mars:redgrass"}
local crystal = {
"crystals:ghost_crystal_1", "crystals:ghost_crystal_2",
"crystals:red_crystal_1", "crystals:red_crystal_2",
"crystals:rose_quartz_1", "crystals:rose_quartz_2"}
local random = math.random
-- Add surface decoration
minetest.register_on_generated(function(minp, maxp)
if minp.y < YMIN or maxp.y > YMAX then return end
local bpos, ran
local coal = minetest.find_nodes_in_area_under_air(minp, maxp, {"asteroid:redgravel"})
for n = 1, #coal do
bpos = {x = coal[n].x, y = coal[n].y + 1, z = coal[n].z}
ran = random(TOPDECO)
if ran < 100 then -- grass
minetest.swap_node(bpos, {name = grass[random(#grass)]})
elseif ran >= 180 and ran <= 200 then -- other plants
minetest.swap_node(bpos, {name = flower[random(#flower)]})
elseif ran == TOPDECO then -- crystals
minetest.swap_node(bpos, {name = crystal[random(#crystal)]})
end
end
end)