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Spread grass and mycelium on a 3×5×3 area only

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This commit is contained in:
Wuzzy 2017-05-14 00:02:39 +02:00
parent 5fb6784813
commit 6221b060fc
1 changed files with 15 additions and 12 deletions
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27
mods/ITEMS/mcl_core/functions.lua
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@ -397,22 +397,25 @@ minetest.register_abm({
can_change = true
end
if can_change then
local light = minetest.get_node_light(above)
local light_self = minetest.get_node_light(above)
if not light_self then return end
--[[ Try to find a spreading dirt-type block (e.g. grass block or mycelium)
within a 3×5×3 area, with the source block being on the 2nd-topmost layer.
First we look around the source block, if we find nothing, we look below. ]]
local p2 = minetest.find_node_near(pos, 1, "group:spreading_dirt_type")
if not p2 then
return
end
local n2 = minetest.get_node(p2)
-- Light level for grass block and others
local minlight = 4
if n2.name == "mcl_core:mycelium" then
-- Light level for mycelium
minlight = 9
p2 = minetest.find_node_near({x=pos.x,y=pos.y+2,z=pos.z}, 1, "group:spreading_dirt_type")
-- Nothing found on 2nd attempt? Bail out!
if not p2 then return end
end
if light >= minlight then
-- Spread the grass/mycelium!
-- Found it! Now check light levels!
local light_target = minetest.get_node_light({x=p2.x, y=p2.y+1, z=p2.z})
if not light_target then return end
if light_self >= 9 and light_target >= 4 then
-- All checks passed! Let's spread the grass/mycelium!
local n2 = minetest.get_node(p2)
minetest.set_node(pos, {name=n2.name})
end
end