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Tweaked how flowers spread

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TenPlus1 2015-11-28 13:22:39 +00:00
parent 4f3f8b2c3a
commit dbcd9e18e3
1 changed files with 31 additions and 9 deletions
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40
flowers.lua
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@ -2,46 +2,68 @@
minetest.register_abm({
nodenames = {"group:flora"},
neighbors = {"group:soil"},
interval = 50,
chance = 20,
interval = 20,
chance = 5,
catch_up = false,
action = function(pos, node)
local light = minetest.get_node_light(pos)
if not light or light < 13 then
if not light
or light < 13 then
return
end
local pos0 = {x = pos.x - 4, y = pos.y - 2, z = pos.z - 4}
local pos1 = {x = pos.x + 4, y = pos.y + 2, z = pos.z + 4}
local num = #minetest.find_nodes_in_area_under_air(
pos0, pos1, "group:flora")
if #minetest.find_nodes_in_area_under_air(pos0, pos1, "group:flora") > 3 then
if num > 3
and node.name == "ethereal:crystalgrass" then
local grass = minetest.find_nodes_in_area_under_air(pos0, pos1, {"ethereal:crystalgrass"})
local crystal = minetest.find_nodes_in_area_under_air(pos0, pos1, {"ethereal:crystal_spike"})
local grass = minetest.find_nodes_in_area_under_air(
pos0, pos1, {"ethereal:crystalgrass"})
local crystal = minetest.find_nodes_in_area_under_air(
pos0, pos1, {"ethereal:crystal_spike"})
if #grass > 4
and #crystal < 1 then
if #grass > 6 and #crystal < 1 then
grass = grass[math.random(#grass)]
grass.y = grass.y - 1
if minetest.get_node(grass).name == "ethereal:crystal_dirt" then
grass.y = grass.y + 1
minetest.set_node(grass, {name = "ethereal:crystal_spike"})
end
end
return
elseif num > 3 then
return
end
local seedling = minetest.find_nodes_in_area_under_air(pos0, pos1, {"group:soil"})
local seedling = minetest.find_nodes_in_area_under_air(
pos0, pos1, {"group:soil"})
if #seedling > 0 then
seedling = seedling[math.random(#seedling)]
seedling.y = seedling.y + 1
light = minetest.get_node_light(seedling)
if not light or light < 13 then
if not light
or light < 13 then
return
end
if minetest.get_node(seedling).name == "air" then
minetest.set_node(seedling, {name = node.name})
end