mff_game/mods/flowers/init.lua
paramat 08eec2beb7 Flora spread: Re-enable dry shrub replacing flora in desert sand
Flora is converted to dry shrub in desert sand and silver sand.
No conversion in sand to preserve sand dune grasses.
Dry shrubs do not spread so this conversion, used by players, is the
only way to generate them.
2017-03-26 03:06:37 +01:00

304 lines
7.8 KiB
Lua

-- Minetest 0.4 mod: default
-- See README.txt for licensing and other information.
-- Namespace for functions
flowers = {}
-- Map Generation
dofile(minetest.get_modpath("flowers") .. "/mapgen.lua")
--
-- Flowers
--
-- Aliases for original flowers mod
minetest.register_alias("flowers:flower_rose", "flowers:rose")
minetest.register_alias("flowers:flower_tulip", "flowers:tulip")
minetest.register_alias("flowers:flower_dandelion_yellow", "flowers:dandelion_yellow")
minetest.register_alias("flowers:flower_geranium", "flowers:geranium")
minetest.register_alias("flowers:flower_viola", "flowers:viola")
minetest.register_alias("flowers:flower_dandelion_white", "flowers:dandelion_white")
-- Flower registration
local function add_simple_flower(name, desc, box, f_groups)
-- Common flowers' groups
f_groups.snappy = 3
f_groups.flower = 1
f_groups.flora = 1
f_groups.attached_node = 1
minetest.register_node("flowers:" .. name, {
description = desc,
drawtype = "plantlike",
waving = 1,
tiles = {"flowers_" .. name .. ".png"},
inventory_image = "flowers_" .. name .. ".png",
wield_image = "flowers_" .. name .. ".png",
sunlight_propagates = true,
paramtype = "light",
walkable = false,
buildable_to = true,
stack_max = 99,
groups = f_groups,
sounds = default.node_sound_leaves_defaults(),
selection_box = {
type = "fixed",
fixed = box
}
})
end
flowers.datas = {
{
"rose",
"Rose",
{-2 / 16, -0.5, -2 / 16, 2 / 16, 5 / 16, 2 / 16},
{color_red = 1, flammable = 1}
},
{
"tulip",
"Orange Tulip",
{-2 / 16, -0.5, -2 / 16, 2 / 16, 3 / 16, 2 / 16},
{color_orange = 1, flammable = 1}
},
{
"dandelion_yellow",
"Yellow Dandelion",
{-2 / 16, -0.5, -2 / 16, 2 / 16, 4 / 16, 2 / 16},
{color_yellow = 1, flammable = 1}
},
{
"geranium",
"Blue Geranium",
{-2 / 16, -0.5, -2 / 16, 2 / 16, 2 / 16, 2 / 16},
{color_blue = 1, flammable = 1}
},
{
"viola",
"Viola",
{-5 / 16, -0.5, -5 / 16, 5 / 16, -1 / 16, 5 / 16},
{color_violet = 1, flammable = 1}
},
{
"dandelion_white",
"White dandelion",
{-5 / 16, -0.5, -5 / 16, 5 / 16, -2 / 16, 5 / 16},
{color_white = 1, flammable = 1}
},
}
for _,item in pairs(flowers.datas) do
add_simple_flower(unpack(item))
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
-- Replace flora with dry shrub in desert sand and silver sand,
-- as this is the only way to generate them.
-- However, preserve grasses in sand dune biomes.
if minetest.get_item_group(under.name, "sand") == 1 and
under.name ~= "default:sand" then
minetest.set_node(pos, {name = "default:dry_shrub"})
return
end
if minetest.get_item_group(under.name, "soil") == 0 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 soils = minetest.find_nodes_in_area_under_air(
pos0, pos1, "group:soil")
if #soils > 0 then
local seedling = soils[math.random(#soils)]
local seedling_above =
{x = seedling.x, y = seedling.y + 1, z = seedling.z}
light = minetest.get_node_light(seedling_above)
if not light or light < 13 or
-- Desert sand is in the soil group
minetest.get_node(seedling).name == "default:desert_sand" then
return
end
minetest.set_node(seedling_above, {name = node.name})
end
end
minetest.register_abm({
label = "Flower spread",
nodenames = {"group:flora"},
interval = 13,
chance = 96,
action = function(...)
flowers.flower_spread(...)
end,
})
--
-- Mushrooms
--
minetest.register_node("flowers:mushroom_red", {
description = "Red Mushroom",
tiles = {"flowers_mushroom_red.png"},
inventory_image = "flowers_mushroom_red.png",
wield_image = "flowers_mushroom_red.png",
drawtype = "plantlike",
paramtype = "light",
sunlight_propagates = true,
walkable = false,
buildable_to = true,
groups = {snappy = 3, attached_node = 1, flammable = 1},
sounds = default.node_sound_leaves_defaults(),
on_use = minetest.item_eat(-5),
selection_box = {
type = "fixed",
fixed = {-4 / 16, -0.5, -4 / 16, 4 / 16, -1 / 16, 4 / 16},
}
})
minetest.register_node("flowers:mushroom_brown", {
description = "Brown Mushroom",
tiles = {"flowers_mushroom_brown.png"},
inventory_image = "flowers_mushroom_brown.png",
wield_image = "flowers_mushroom_brown.png",
drawtype = "plantlike",
paramtype = "light",
sunlight_propagates = true,
walkable = false,
buildable_to = true,
groups = {snappy = 3, attached_node = 1, flammable = 1},
sounds = default.node_sound_leaves_defaults(),
on_use = minetest.item_eat(1),
selection_box = {
type = "fixed",
fixed = {-3 / 16, -0.5, -3 / 16, 3 / 16, -2 / 16, 3 / 16},
}
})
-- Mushroom spread and death
minetest.register_abm({
label = "Mushroom spread",
nodenames = {"flowers:mushroom_brown", "flowers:mushroom_red"},
interval = 11,
chance = 50,
action = function(pos, node)
if minetest.get_node_light(pos, nil) == 15 then
minetest.remove_node(pos)
return
end
local random = {
x = pos.x + math.random(-2, 2),
y = pos.y + math.random(-1, 1),
z = pos.z + math.random(-2, 2)
}
local random_node = minetest.get_node_or_nil(random)
if not random_node or random_node.name ~= "air" then
return
end
local node_under = minetest.get_node_or_nil({x = random.x,
y = random.y - 1, z = random.z})
if not node_under then
return
end
if (minetest.get_item_group(node_under.name, "soil") ~= 0 or
minetest.get_item_group(node_under.name, "tree") ~= 0) and
minetest.get_node_light(pos, 0.5) <= 3 and
minetest.get_node_light(random, 0.5) <= 3 then
minetest.set_node(random, {name = node.name})
end
end
})
-- 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")
minetest.register_alias("flowers:mushroom_fertile_red", "flowers:mushroom_red")
minetest.register_alias("mushroom:brown_natural", "flowers:mushroom_brown")
minetest.register_alias("mushroom:red_natural", "flowers:mushroom_red")
--
-- Waterlily
--
minetest.register_node("flowers:waterlily", {
description = "Waterlily",
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
tiles = {"flowers_waterlily.png", "flowers_waterlily_bottom.png"},
inventory_image = "flowers_waterlily.png",
wield_image = "flowers_waterlily.png",
liquids_pointable = true,
walkable = false,
buildable_to = true,
sunlight_propagates = true,
floodable = true,
groups = {snappy = 3, flower = 1, flammable = 1},
sounds = default.node_sound_leaves_defaults(),
node_placement_prediction = "",
node_box = {
type = "fixed",
fixed = {-0.5, -31 / 64, -0.5, 0.5, -15 / 32, 0.5}
},
selection_box = {
type = "fixed",
fixed = {-7 / 16, -0.5, -7 / 16, 7 / 16, -15 / 32, 7 / 16}
},
on_place = function(itemstack, placer, pointed_thing)
local pos = pointed_thing.above
local node = minetest.get_node(pointed_thing.under).name
local def = minetest.registered_nodes[node]
local player_name = placer:get_player_name()
if def and def.liquidtype == "source" and
minetest.get_item_group(node, "water") > 0 then
if not minetest.is_protected(pos, player_name) then
minetest.set_node(pos, {name = "flowers:waterlily",
param2 = math.random(0, 3)})
if not minetest.setting_getbool("creative_mode") then
itemstack:take_item()
end
else
minetest.chat_send_player(player_name, "Node is protected")
minetest.record_protection_violation(pos, player_name)
end
end
return itemstack
end
})