minetest-mm/mods/bonemeal/init.lua
2020-10-26 17:38:53 +01:00

664 lines
14 KiB
Lua

bonemeal = {}
local path = minetest.get_modpath("bonemeal")
local min, max, random = math.min, math.max, math.random
-- Load support for intllib.
local S = minetest.get_translator and minetest.get_translator("bonemeal") or
dofile(path .. "/intllib.lua")
-- creative check
local creative_mode_cache = minetest.settings:get_bool("creative_mode")
function bonemeal.is_creative(name)
return creative_mode_cache or minetest.check_player_privs(name, {creative = true})
end
-- default crops
local crops = {
{"farming:cotton_", 8, "farming:seed_cotton"},
{"farming:wheat_", 8, "farming:seed_wheat"}
}
-- special pine check for nearby snow
local function pine_grow(pos)
if minetest.find_node_near(pos, 1,
{"default:snow", "default:snowblock", "default:dirt_with_snow"}) then
default.grow_new_snowy_pine_tree(pos)
else
default.grow_new_pine_tree(pos)
end
end
-- default saplings
local saplings = {
{"default:sapling", default.grow_new_apple_tree, "soil"},
{"default:junglesapling", default.grow_new_jungle_tree, "soil"},
{"default:emergent_jungle_sapling", default.grow_new_emergent_jungle_tree, "soil"},
{"default:acacia_sapling", default.grow_new_acacia_tree, "soil"},
{"default:aspen_sapling", default.grow_new_aspen_tree, "soil"},
{"default:pine_sapling", pine_grow, "soil"},
{"default:bush_sapling", default.grow_bush, "soil"},
{"default:acacia_bush_sapling", default.grow_acacia_bush, "soil"},
{"default:large_cactus_seedling", default.grow_large_cactus, "sand"},
{"default:blueberry_bush_sapling", default.grow_blueberry_bush, "soil"},
{"default:pine_bush_sapling", default.grow_pine_bush, "soil"}
}
-- helper tables ( "" denotes a blank item )
local green_grass = {
"default:grass_2", "default:grass_3", "default:grass_4",
"default:grass_5", "", ""
}
local dry_grass = {
"default:dry_grass_2", "default:dry_grass_3", "default:dry_grass_4",
"default:dry_grass_5", "", ""
}
-- add all in-game flowers except waterlily
local flowers = {}
for node, def in pairs(minetest.registered_nodes) do
if def.groups.flower and not node:find("waterlily") then
flowers[#flowers + 1] = node
end
end
-- add additional bakedclay flowers if enabled
if minetest.get_modpath("bakedclay") then
flowers[#flowers + 1] = "bakedclay:delphinium"
flowers[#flowers + 1] = "bakedclay:thistle"
flowers[#flowers + 1] = "bakedclay:lazarus"
flowers[#flowers + 1] = "bakedclay:mannagrass"
flowers[#flowers + 1] = ""
end
-- default biomes deco
local deco = {
{"default:dirt_with_dry_grass", dry_grass, flowers},
{"default:sand", {}, {"default:dry_shrub", "", "", ""} },
{"default:desert_sand", {}, {"default:dry_shrub", "", "", ""} },
{"default:silver_sand", {}, {"default:dry_shrub", "", "", ""} },
}
--
-- local functions
--
-- particles
local function particle_effect(pos)
minetest.add_particlespawner({
amount = 4,
time = 0.15,
minpos = pos,
maxpos = pos,
minvel = {x = -1, y = 2, z = -1},
maxvel = {x = 1, y = 4, z = 1},
minacc = {x = -1, y = -1, z = -1},
maxacc = {x = 1, y = 1, z = 1},
minexptime = 1,
maxexptime = 1,
minsize = 1,
maxsize = 3,
texture = "bonemeal_particle.png"
})
end
-- tree type check
local function grow_tree(pos, object)
if type(object) == "table" and object.axiom then
-- grow L-system tree
minetest.remove_node(pos)
minetest.spawn_tree(pos, object)
elseif type(object) == "string" and minetest.registered_nodes[object] then
-- place node
minetest.set_node(pos, {name = object})
elseif type(object) == "function" then
-- function
object(pos)
end
end
-- sapling check
local function check_sapling(pos, nodename)
-- what is sapling placed on?
local under = minetest.get_node({
x = pos.x,
y = pos.y - 1,
z = pos.z
})
local can_grow, grow_on
-- check list for sapling and function
for n = 1, #saplings do
if saplings[n][1] == nodename then
grow_on = saplings[n][3]
-- sapling grows on top of specific node
if grow_on
and grow_on ~= "soil"
and grow_on ~= "sand"
and grow_on == under.name then
can_grow = true
end
-- sapling grows on top of soil (default)
if can_grow == nil
and (grow_on == nil or grow_on == "soil")
and minetest.get_item_group(under.name, "soil") > 0 then
can_grow = true
end
-- sapling grows on top of sand
if can_grow == nil
and grow_on == "sand"
and minetest.get_item_group(under.name, "sand") > 0 then
can_grow = true
end
-- check if we can grow sapling
if can_grow then
particle_effect(pos)
grow_tree(pos, saplings[n][2])
return
end
end
end
end
-- crops check
local function check_crops(pos, nodename, strength)
local mod, crop, stage, nod, def
-- grow registered crops
for n = 1, #crops do
if nodename:find(crops[n][1])
or nodename == crops[n][3] then
-- separate mod and node name
mod = nodename:split(":")[1] .. ":"
crop = nodename:split(":")[2]
-- get stage number or set to 0 for seed
stage = tonumber( crop:split("_")[2] ) or 0
stage = min(stage + strength, crops[n][2])
-- check for place_param setting
nod = crops[n][1] .. stage
def = minetest.registered_nodes[nod]
def = def and def.place_param2 or 0
minetest.set_node(pos, {name = nod, param2 = def})
particle_effect(pos)
return
end
end
end
-- check soil for specific decoration placement
local function check_soil(pos, nodename, strength)
-- set radius according to strength
local side = strength - 1
local tall = max(strength - 2, 0)
local floor
local groups = minetest.registered_items[nodename]
and minetest.registered_items[nodename].groups or {}
-- only place decoration on one type of surface
if groups.soil then
floor = {"group:soil"}
elseif groups.sand then
floor = {"group:sand"}
else
floor = {nodename}
end
-- get area of land with free space above
local dirt = minetest.find_nodes_in_area_under_air(
{x = pos.x - side, y = pos.y - tall, z = pos.z - side},
{x = pos.x + side, y = pos.y + tall, z = pos.z + side}, floor)
-- set default grass and decoration
local grass = green_grass
local decor = flowers
-- choose grass and decoration to use on dirt patch
for n = 1, #deco do
-- do we have a grass match?
if nodename == deco[n][1] then
grass = deco[n][2] or {}
decor = deco[n][3] or {}
end
end
local pos2, nod, def
-- loop through soil
for _, n in pairs(dirt) do
if random(5) == 5 then
if decor and #decor > 0 then
-- place random decoration (rare)
local dnum = #decor or 1
nod = decor[random(dnum)] or ""
end
else
if grass and #grass > 0 then
-- place random grass (common)
local dgra = #grass or 1
nod = #grass > 0 and grass[random(dgra)] or ""
end
end
pos2 = n
pos2.y = pos2.y + 1
if nod and nod ~= "" then
-- get crop param2 value
def = minetest.registered_nodes[nod]
def = def and def.place_param2
-- if param2 not preset then get from existing node
if not def then
local node = minetest.get_node_or_nil(pos2)
def = node and node.param2 or 0
end
minetest.set_node(pos2, {name = nod, param2 = def})
end
particle_effect(pos2)
end
end
-- global functions
-- add to sapling list
-- {sapling node, schematic or function name, "soil"|"sand"|specific_node}
--e.g. {"default:sapling", default.grow_new_apple_tree, "soil"}
function bonemeal:add_sapling(list)
for n = 1, #list do
saplings[#saplings + 1] = list[n]
end
end
-- add to crop list to force grow
-- {crop name start_, growth steps, seed node (if required)}
-- e.g. {"farming:wheat_", 8, "farming:seed_wheat"}
function bonemeal:add_crop(list)
for n = 1, #list do
crops[#crops + 1] = list[n]
end
end
-- add grass and flower/plant decoration for specific dirt types
-- {dirt_node, {grass_nodes}, {flower_nodes}
-- e.g. {"default:dirt_with_dry_grass", dry_grass, flowers}
-- if an entry already exists for a given dirt type, it will add new entries and all empty
-- entries, allowing to both add decorations and decrease their frequency.
function bonemeal:add_deco(list)
for l = 1, #list do
for n = 1, #deco do
-- update existing entry
if list[l][1] == deco[n][1] then
-- adding grass types
for _, extra in pairs(list[l][2]) do
if extra ~= "" then
for _, entry in pairs(deco[n][2]) do
if extra == entry then
extra = false
break
end
end
end
if extra then
deco[n][2][#deco[n][2] + 1] = extra
end
end
-- adding decoration types
for _, extra in ipairs(list[l][3]) do
if extra ~= "" then
for __, entry in pairs(deco[n][3]) do
if extra == entry then
extra = false
break
end
end
end
if extra then
deco[n][3][#deco[n][3] + 1] = extra
end
end
list[l] = false
break
end
end
if list[l] then
deco[#deco + 1] = list[l]
end
end
end
-- definitively set a decration scheme
-- this function will either add a new entry as is, or replace the existing one
function bonemeal:set_deco(list)
for l = 1, #list do
for n = 1, #deco do
-- replace existing entry
if list[l][1] == deco[n][1] then
deco[n][2] = list[l][2]
deco[n][3] = list[l][3]
list[l] = false
break
end
end
if list[l] then
deco[#deco + 1] = list[l]
end
end
end
-- global on_use function for bonemeal
function bonemeal:on_use(pos, strength, node)
-- get node pointed at
local node = node or minetest.get_node(pos)
-- return if nothing there
if node.name == "ignore" then
return
end
-- make sure strength is between 1 and 4
strength = strength or 1
strength = max(strength, 1)
strength = min(strength, 4)
-- papyrus and cactus
if node.name == "default:papyrus" then
default.grow_papyrus(pos, node)
particle_effect(pos)
return
elseif node.name == "default:cactus" then
default.grow_cactus(pos, node)
particle_effect(pos)
return
end
-- grow grass and flowers
if minetest.get_item_group(node.name, "soil") > 0
or minetest.get_item_group(node.name, "sand") > 0
or minetest.get_item_group(node.name, "can_bonemeal") > 0 then
check_soil(pos, node.name, strength)
return
end
-- light check depending on strength (strength of 4 = no light needed)
if (minetest.get_node_light(pos) or 0) < (12 - (strength * 3)) then
return
end
-- check for tree growth if pointing at sapling
if minetest.get_item_group(node.name, "sapling") > 0
and random(5 - strength) == 1 then
check_sapling(pos, node.name)
return
end
-- check for crop growth
check_crops(pos, node.name, strength)
end
--
-- items
--
-- mulch (strength 1)
minetest.register_craftitem("bonemeal:mulch", {
description = S("Mulch"),
inventory_image = "bonemeal_mulch.png",
on_use = function(itemstack, user, pointed_thing)
-- did we point at a node?
if pointed_thing.type ~= "node" then
return
end
-- is area protected?
if minetest.is_protected(pointed_thing.under, user:get_player_name()) then
return
end
-- take item if not in creative
if not bonemeal.is_creative(user:get_player_name()) then
itemstack:take_item()
end
-- call global on_use function with strength of 1
bonemeal:on_use(pointed_thing.under, 1)
return itemstack
end
})
-- bonemeal (strength 2)
minetest.register_craftitem("bonemeal:bonemeal", {
description = S("Bone Meal"),
inventory_image = "bonemeal_item.png",
on_use = function(itemstack, user, pointed_thing)
-- did we point at a node?
if pointed_thing.type ~= "node" then
return
end
-- is area protected?
if minetest.is_protected(pointed_thing.under, user:get_player_name()) then
return
end
-- take item if not in creative
if not bonemeal.is_creative(user:get_player_name()) then
itemstack:take_item()
end
-- call global on_use function with strength of 2
bonemeal:on_use(pointed_thing.under, 2)
return itemstack
end
})
-- fertiliser (strength 3)
minetest.register_craftitem("bonemeal:fertiliser", {
description = S("Fertiliser"),
inventory_image = "bonemeal_fertiliser.png",
on_use = function(itemstack, user, pointed_thing)
-- did we point at a node?
if pointed_thing.type ~= "node" then
return
end
-- is area protected?
if minetest.is_protected(pointed_thing.under, user:get_player_name()) then
return
end
-- take item if not in creative
if not bonemeal.is_creative(user:get_player_name()) then
itemstack:take_item()
end
-- call global on_use function with strength of 3
bonemeal:on_use(pointed_thing.under, 3)
return itemstack
end
})
-- bone
minetest.register_craftitem("bonemeal:bone", {
description = S("Bone"),
inventory_image = "bonemeal_bone.png",
groups = {bone = 1}
})
-- gelatin powder
minetest.register_craftitem("bonemeal:gelatin_powder", {
description = S("Gelatin Powder"),
inventory_image = "bonemeal_gelatin_powder.png",
groups = {food_gelatin = 1, flammable = 2}
})
--
-- crafting recipes
--
-- gelatin powder
minetest.register_craft({
output = "bonemeal:gelatin_powder 4",
recipe = {
{"group:bone", "group:bone", "group:bone"},
{"bucket:bucket_water", "bucket:bucket_water", "bucket:bucket_water"},
{"bucket:bucket_water", "default:torch", "bucket:bucket_water"},
},
replacements = {
{"bucket:bucket_water", "bucket:bucket_empty 5"},
}
})
-- bonemeal (from bone)
minetest.register_craft({
type = "shapeless",
output = "bonemeal:bonemeal 2",
recipe = {"group:bone"}
})
-- bonemeal (from player bones)
minetest.register_craft({
type = "shapeless",
output = "bonemeal:bonemeal 4",
recipe = {"bones:bones"}
})
-- bonemeal (from coral skeleton)
minetest.register_craft({
type = "shapeless",
output = "bonemeal:bonemeal 2",
recipe = {"default:coral_skeleton"}
})
-- mulch
minetest.register_craft({
type = "shapeless",
output = "bonemeal:mulch 4",
recipe = {
"group:tree", "group:leaves", "group:leaves",
"group:leaves", "group:leaves", "group:leaves",
"group:leaves", "group:leaves", "group:leaves"
}
})
-- fertiliser
minetest.register_craft({
type = "shapeless",
output = "bonemeal:fertiliser 2",
recipe = {"bonemeal:bonemeal", "bonemeal:mulch"}
})
-- add bones to dirt
minetest.override_item("default:dirt", {
drop = {
max_items = 1,
items = {
{
items = {"bonemeal:bone"},
rarity = 40
},
{
items = {"default:dirt"}
}
}
}
})
-- add support for other mods
dofile(path .. "/mods.lua")
dofile(path .. "/lucky_block.lua")
print (S("[MOD] bonemeal loaded"))