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Flowers: Make flower spread a public function to enable override #1044

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Flowers: Make flower spread a public function to enable override #1044

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81 changes: 46 additions & 35 deletions mods/flowers/init.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -71,45 +71,52 @@ end


-- Flower spread
-- Public function to enable override by mods

function flowers.flower_spread(pos, node)
pos.y = pos.y - 1
local under = minetest.get_node(pos)
pos.y = pos.y + 1
if under.name == "default:desert_sand" then
minetest.set_node(pos, {name = "default:dry_shrub"})
return
elseif under.name ~= "default:dirt_with_grass" and
under.name ~= "default:dirt_with_dry_grass" then
return
end

minetest.register_abm({
nodenames = {"group:flora"},
neighbors = {"default:dirt_with_grass", "default:desert_sand"},
interval = 13,
chance = 96,
action = function(pos, node)
pos.y = pos.y - 1
local under = minetest.get_node(pos)
pos.y = pos.y + 1
if under.name == "default:desert_sand" then
minetest.set_node(pos, {name = "default:dry_shrub"})
return
elseif under.name ~= "default:dirt_with_grass" then
return
end
local light = minetest.get_node_light(pos)
if not light or light < 13 then
return
end

local light = minetest.get_node_light(pos)
if not light or light < 13 then
return
end
local pos0 = vector.subtract(pos, 4)
local pos1 = vector.add(pos, 4)
if #minetest.find_nodes_in_area(pos0, pos1, "group:flora") > 3 then
return
end

local pos0 = vector.subtract(pos, 4)
local pos1 = vector.add(pos, 4)
if #minetest.find_nodes_in_area(pos0, pos1, "group:flora") > 3 or
#minetest.find_nodes_in_area(pos0, pos1, "group:flora_block") > 0 then
local seedling = minetest.find_nodes_in_area_under_air(pos0, pos1,
{"default:dirt_with_grass", "default:dirt_with_dry_grass"})
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
return
end
minetest.set_node(seedling, {name = node.name})
end
end

local seedling = minetest.find_nodes_in_area_under_air(pos0, pos1, "default:dirt_with_grass")
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
return
end
minetest.set_node(seedling, {name = node.name})
end
minetest.register_abm({
nodenames = {"group:flora"},
neighbors = {"default:dirt_with_grass", "default:dirt_with_dry_grass",
"default:desert_sand"},
interval = 13,
chance = 96,
action = function(...)
flowers.flower_spread(...)
end,
})

Expand Down Expand Up @@ -156,7 +163,9 @@ minetest.register_node("flowers:mushroom_brown", {
}
})

-- mushroom spread and death

-- Mushroom spread and death

minetest.register_abm({
nodenames = {"flowers:mushroom_brown", "flowers:mushroom_red"},
interval = 11,
Expand Down Expand Up @@ -190,7 +199,9 @@ minetest.register_abm({
end
})

-- these old mushroom related nodes can be simplified now

-- These old mushroom related nodes can be simplified now

minetest.register_alias("flowers:mushroom_spores_brown", "flowers:mushroom_brown")
minetest.register_alias("flowers:mushroom_spores_red", "flowers:mushroom_red")
minetest.register_alias("flowers:mushroom_fertile_brown", "flowers:mushroom_brown")
Expand Down