forked from minetest/minetest_game
359 lines
10 KiB
Lua
359 lines
10 KiB
Lua
-- mods/default/functions.lua
|
|
|
|
--
|
|
-- Sounds
|
|
--
|
|
|
|
function default.node_sound_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="", gain=1.0}
|
|
table.dug = table.dug or
|
|
{name="default_dug_node", gain=0.25}
|
|
table.place = table.place or
|
|
{name="default_place_node_hard", gain=1.0}
|
|
return table
|
|
end
|
|
|
|
function default.node_sound_stone_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="default_hard_footstep", gain=0.5}
|
|
table.dug = table.dug or
|
|
{name="default_hard_footstep", gain=1.0}
|
|
default.node_sound_defaults(table)
|
|
return table
|
|
end
|
|
|
|
function default.node_sound_dirt_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="default_dirt_footstep", gain=1.0}
|
|
table.dug = table.dug or
|
|
{name="default_dirt_footstep", gain=1.5}
|
|
table.place = table.place or
|
|
{name="default_place_node", gain=1.0}
|
|
default.node_sound_defaults(table)
|
|
return table
|
|
end
|
|
|
|
function default.node_sound_sand_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="default_sand_footstep", gain=0.5}
|
|
table.dug = table.dug or
|
|
{name="default_sand_footstep", gain=1.0}
|
|
table.place = table.place or
|
|
{name="default_place_node", gain=1.0}
|
|
default.node_sound_defaults(table)
|
|
return table
|
|
end
|
|
|
|
function default.node_sound_wood_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="default_wood_footstep", gain=0.5}
|
|
table.dug = table.dug or
|
|
{name="default_wood_footstep", gain=1.0}
|
|
default.node_sound_defaults(table)
|
|
return table
|
|
end
|
|
|
|
function default.node_sound_leaves_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="default_grass_footstep", gain=0.35}
|
|
table.dug = table.dug or
|
|
{name="default_grass_footstep", gain=0.85}
|
|
table.dig = table.dig or
|
|
{name="default_dig_crumbly", gain=0.4}
|
|
table.place = table.place or
|
|
{name="default_place_node", gain=1.0}
|
|
default.node_sound_defaults(table)
|
|
return table
|
|
end
|
|
|
|
function default.node_sound_glass_defaults(table)
|
|
table = table or {}
|
|
table.footstep = table.footstep or
|
|
{name="default_glass_footstep", gain=0.5}
|
|
table.dug = table.dug or
|
|
{name="default_break_glass", gain=1.0}
|
|
default.node_sound_defaults(table)
|
|
return table
|
|
end
|
|
|
|
--
|
|
-- Legacy
|
|
--
|
|
|
|
function default.spawn_falling_node(p, nodename)
|
|
spawn_falling_node(p, nodename)
|
|
end
|
|
|
|
-- Horrible crap to support old code
|
|
-- Don't use this and never do what this does, it's completely wrong!
|
|
-- (More specifically, the client and the C++ code doesn't get the group)
|
|
function default.register_falling_node(nodename, texture)
|
|
minetest.log("error", debug.traceback())
|
|
minetest.log('error', "WARNING: default.register_falling_node is deprecated")
|
|
if minetest.registered_nodes[nodename] then
|
|
minetest.registered_nodes[nodename].groups.falling_node = 1
|
|
end
|
|
end
|
|
|
|
--
|
|
-- Global callbacks
|
|
--
|
|
|
|
-- Global environment step function
|
|
function on_step(dtime)
|
|
-- print("on_step")
|
|
end
|
|
minetest.register_globalstep(on_step)
|
|
|
|
function on_placenode(p, node)
|
|
--print("on_placenode")
|
|
end
|
|
minetest.register_on_placenode(on_placenode)
|
|
|
|
function on_dignode(p, node)
|
|
--print("on_dignode")
|
|
end
|
|
minetest.register_on_dignode(on_dignode)
|
|
|
|
function on_punchnode(p, node)
|
|
end
|
|
minetest.register_on_punchnode(on_punchnode)
|
|
|
|
|
|
--
|
|
-- Grow trees
|
|
--
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"default:sapling"},
|
|
interval = 10,
|
|
chance = 50,
|
|
action = function(pos, node)
|
|
local is_soil = minetest.registered_nodes[minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name].groups.soil
|
|
if is_soil == nil or is_soil == 0 then return end
|
|
print("A sapling grows into a tree at "..minetest.pos_to_string(pos))
|
|
local vm = minetest.get_voxel_manip()
|
|
local minp, maxp = vm:read_from_map({x=pos.x-16, y=pos.y, z=pos.z-16}, {x=pos.x+16, y=pos.y+16, z=pos.z+16})
|
|
local a = VoxelArea:new{MinEdge=minp, MaxEdge=maxp}
|
|
local data = vm:get_data()
|
|
default.grow_tree(data, a, pos, math.random(1, 4) == 1, math.random(1,100000))
|
|
vm:set_data(data)
|
|
vm:write_to_map(data)
|
|
vm:update_map()
|
|
end
|
|
})
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"default:junglesapling"},
|
|
interval = 10,
|
|
chance = 50,
|
|
action = function(pos, node)
|
|
local is_soil = minetest.registered_nodes[minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name].groups.soil
|
|
if is_soil == nil or is_soil == 0 then return end
|
|
print("A jungle sapling grows into a tree at "..minetest.pos_to_string(pos))
|
|
local vm = minetest.get_voxel_manip()
|
|
local minp, maxp = vm:read_from_map({x=pos.x-16, y=pos.y-1, z=pos.z-16}, {x=pos.x+16, y=pos.y+16, z=pos.z+16})
|
|
local a = VoxelArea:new{MinEdge=minp, MaxEdge=maxp}
|
|
local data = vm:get_data()
|
|
default.grow_jungletree(data, a, pos, math.random(1,100000))
|
|
vm:set_data(data)
|
|
vm:write_to_map(data)
|
|
vm:update_map()
|
|
end
|
|
})
|
|
|
|
--
|
|
-- Lavacooling
|
|
--
|
|
|
|
default.cool_lava_source = function(pos)
|
|
minetest.set_node(pos, {name="default:obsidian"})
|
|
minetest.sound_play("default_cool_lava", {pos = pos, gain = 0.25})
|
|
end
|
|
|
|
default.cool_lava_flowing = function(pos)
|
|
minetest.set_node(pos, {name="default:stone"})
|
|
minetest.sound_play("default_cool_lava", {pos = pos, gain = 0.25})
|
|
end
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"default:lava_flowing"},
|
|
neighbors = {"group:water"},
|
|
interval = 1,
|
|
chance = 1,
|
|
action = function(pos, node, active_object_count, active_object_count_wider)
|
|
default.cool_lava_flowing(pos, node, active_object_count, active_object_count_wider)
|
|
end,
|
|
})
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"default:lava_source"},
|
|
neighbors = {"group:water"},
|
|
interval = 1,
|
|
chance = 1,
|
|
action = function(pos, node, active_object_count, active_object_count_wider)
|
|
default.cool_lava_source(pos, node, active_object_count, active_object_count_wider)
|
|
end,
|
|
})
|
|
|
|
--
|
|
-- Papyrus and cactus growing
|
|
--
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"default:cactus"},
|
|
neighbors = {"group:sand"},
|
|
interval = 50,
|
|
chance = 20,
|
|
action = function(pos, node)
|
|
pos.y = pos.y-1
|
|
local name = minetest.get_node(pos).name
|
|
if minetest.get_item_group(name, "sand") ~= 0 then
|
|
pos.y = pos.y+1
|
|
local height = 0
|
|
while minetest.get_node(pos).name == "default:cactus" and height < 4 do
|
|
height = height+1
|
|
pos.y = pos.y+1
|
|
end
|
|
if height < 4 then
|
|
if minetest.get_node(pos).name == "air" then
|
|
minetest.set_node(pos, {name="default:cactus"})
|
|
end
|
|
end
|
|
end
|
|
end,
|
|
})
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"default:papyrus"},
|
|
neighbors = {"default:dirt", "default:dirt_with_grass"},
|
|
interval = 50,
|
|
chance = 20,
|
|
action = function(pos, node)
|
|
pos.y = pos.y-1
|
|
local name = minetest.get_node(pos).name
|
|
if name == "default:dirt" or name == "default:dirt_with_grass" then
|
|
if minetest.find_node_near(pos, 3, {"group:water"}) == nil then
|
|
return
|
|
end
|
|
pos.y = pos.y+1
|
|
local height = 0
|
|
while minetest.get_node(pos).name == "default:papyrus" and height < 4 do
|
|
height = height+1
|
|
pos.y = pos.y+1
|
|
end
|
|
if height < 4 then
|
|
if minetest.get_node(pos).name == "air" then
|
|
minetest.set_node(pos, {name="default:papyrus"})
|
|
end
|
|
end
|
|
end
|
|
end,
|
|
})
|
|
|
|
--
|
|
-- Leafdecay
|
|
--
|
|
|
|
-- To enable leaf decay for a node, add it to the "leafdecay" group.
|
|
--
|
|
-- The rating of the group determines how far from a node in the group "tree"
|
|
-- the node can be without decaying.
|
|
--
|
|
-- If param2 of the node is ~= 0, the node will always be preserved. Thus, if
|
|
-- the player places a node of that kind, you will want to set param2=1 or so.
|
|
--
|
|
-- If the node is in the leafdecay_drop group then the it will always be dropped
|
|
-- as an item
|
|
|
|
default.leafdecay_trunk_cache = {}
|
|
default.leafdecay_enable_cache = true
|
|
-- Spread the load of finding trunks
|
|
default.leafdecay_trunk_find_allow_accumulator = 0
|
|
|
|
minetest.register_globalstep(function(dtime)
|
|
local finds_per_second = 5000
|
|
default.leafdecay_trunk_find_allow_accumulator =
|
|
math.floor(dtime * finds_per_second)
|
|
end)
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"group:leafdecay"},
|
|
neighbors = {"air", "group:liquid"},
|
|
-- A low interval and a high inverse chance spreads the load
|
|
interval = 2,
|
|
chance = 5,
|
|
|
|
action = function(p0, node, _, _)
|
|
--print("leafdecay ABM at "..p0.x..", "..p0.y..", "..p0.z..")")
|
|
local do_preserve = false
|
|
local d = minetest.registered_nodes[node.name].groups.leafdecay
|
|
if not d or d == 0 then
|
|
--print("not groups.leafdecay")
|
|
return
|
|
end
|
|
local n0 = minetest.get_node(p0)
|
|
if n0.param2 ~= 0 then
|
|
--print("param2 ~= 0")
|
|
return
|
|
end
|
|
local p0_hash = nil
|
|
if default.leafdecay_enable_cache then
|
|
p0_hash = minetest.hash_node_position(p0)
|
|
local trunkp = default.leafdecay_trunk_cache[p0_hash]
|
|
if trunkp then
|
|
local n = minetest.get_node(trunkp)
|
|
local reg = minetest.registered_nodes[n.name]
|
|
-- Assume ignore is a trunk, to make the thing work at the border of the active area
|
|
if n.name == "ignore" or (reg and reg.groups.tree and reg.groups.tree ~= 0) then
|
|
--print("cached trunk still exists")
|
|
return
|
|
end
|
|
--print("cached trunk is invalid")
|
|
-- Cache is invalid
|
|
table.remove(default.leafdecay_trunk_cache, p0_hash)
|
|
end
|
|
end
|
|
if default.leafdecay_trunk_find_allow_accumulator <= 0 then
|
|
return
|
|
end
|
|
default.leafdecay_trunk_find_allow_accumulator =
|
|
default.leafdecay_trunk_find_allow_accumulator - 1
|
|
-- Assume ignore is a trunk, to make the thing work at the border of the active area
|
|
local p1 = minetest.find_node_near(p0, d, {"ignore", "group:tree"})
|
|
if p1 then
|
|
do_preserve = true
|
|
if default.leafdecay_enable_cache then
|
|
--print("caching trunk")
|
|
-- Cache the trunk
|
|
default.leafdecay_trunk_cache[p0_hash] = p1
|
|
end
|
|
end
|
|
if not do_preserve then
|
|
-- Drop stuff other than the node itself
|
|
itemstacks = minetest.get_node_drops(n0.name)
|
|
for _, itemname in ipairs(itemstacks) do
|
|
if minetest.get_item_group(n0.name, "leafdecay_drop") ~= 0 or
|
|
itemname ~= n0.name then
|
|
local p_drop = {
|
|
x = p0.x - 0.5 + math.random(),
|
|
y = p0.y - 0.5 + math.random(),
|
|
z = p0.z - 0.5 + math.random(),
|
|
}
|
|
minetest.add_item(p_drop, itemname)
|
|
end
|
|
end
|
|
-- Remove node
|
|
minetest.remove_node(p0)
|
|
nodeupdate(p0)
|
|
end
|
|
end
|
|
})
|