123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339 |
- -- 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=0.2}
- table.dug = table.dug or
- {name="default_sand_footstep", 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_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=0.7}
- 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
- --
- -- 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,
- })
- --
- -- dig upwards
- --
- function default.dig_up(pos, node, digger)
- if digger == nil then return end
- local np = {x = pos.x, y = pos.y + 1, z = pos.z}
- local nn = minetest.get_node(np)
- if nn.name == node.name then
- minetest.node_dig(np, nn, digger)
- end
- end
- --
- -- Leafdecay
- --
- 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)
- default.after_place_leaves = function(pos, placer, itemstack, pointed_thing)
- local node = minetest.get_node(pos)
- node.param2 = 1
- minetest.set_node(pos, node)
- 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
- local 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
- })
- --
- -- Grass growing
- --
- minetest.register_abm({
- nodenames = {"default:dirt"},
- interval = 2,
- chance = 200,
- action = function(pos, node)
- local above = {x=pos.x, y=pos.y+1, z=pos.z}
- local name = minetest.get_node(above).name
- local nodedef = minetest.registered_nodes[name]
- if nodedef and (nodedef.sunlight_propagates or nodedef.paramtype == "light")
- and nodedef.liquidtype == "none"
- and (minetest.get_node_light(above) or 0) >= 13 then
- if name == "default:snow" or name == "default:snowblock" then
- minetest.set_node(pos, {name = "default:dirt_with_snow"})
- else
- minetest.set_node(pos, {name = "default:dirt_with_grass"})
- end
- end
- end
- })
- minetest.register_abm({
- nodenames = {"default:dirt_with_grass"},
- interval = 2,
- chance = 20,
- action = function(pos, node)
- local above = {x=pos.x, y=pos.y+1, z=pos.z}
- local name = minetest.get_node(above).name
- local nodedef = minetest.registered_nodes[name]
- if name ~= "ignore" and nodedef
- and not ((nodedef.sunlight_propagates or nodedef.paramtype == "light")
- and nodedef.liquidtype == "none") then
- minetest.set_node(pos, {name = "default:dirt"})
- end
- end
- })
|