123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368 |
- -- Global namespace for functions
- fire = {}
- --
- -- Items
- --
- -- Flame nodes
- minetest.register_node("fire:basic_flame", {
- drawtype = "firelike",
- tiles = {
- {
- name = "fire_basic_flame_animated.png",
- animation = {
- type = "vertical_frames",
- aspect_w = 16,
- aspect_h = 16,
- length = 1
- },
- },
- },
- inventory_image = "fire_basic_flame.png",
- paramtype = "light",
- light_source = 13,
- walkable = false,
- buildable_to = true,
- sunlight_propagates = true,
- damage_per_second = 4,
- groups = {igniter = 2, dig_immediate = 3, not_in_creative_inventory = 1},
- on_timer = function(pos)
- local f = minetest.find_node_near(pos, 1, {"group:flammable"})
- if not f then
- minetest.remove_node(pos)
- return
- end
- -- Restart timer
- return true
- end,
- drop = "",
- on_construct = function(pos)
- minetest.get_node_timer(pos):start(math.random(30, 60))
- end,
- })
- minetest.register_node("fire:permanent_flame", {
- description = "Permanent Flame",
- drawtype = "firelike",
- tiles = {
- {
- name = "fire_basic_flame_animated.png",
- animation = {
- type = "vertical_frames",
- aspect_w = 16,
- aspect_h = 16,
- length = 1
- },
- },
- },
- inventory_image = "fire_basic_flame.png",
- paramtype = "light",
- light_source = 13,
- walkable = false,
- buildable_to = true,
- sunlight_propagates = true,
- damage_per_second = 4,
- groups = {igniter = 2, dig_immediate = 3},
- drop = "",
- })
- -- Flint and steel
- minetest.register_tool("fire:flint_and_steel", {
- description = "Flint and Steel",
- inventory_image = "fire_flint_steel.png",
- sound = {breaks = "default_tool_breaks"},
- stack_max = 1,
- on_use = function(itemstack, user, pointed_thing)
- local sound_pos = pointed_thing.above or user:get_pos()
- minetest.sound_play(
- "fire_flint_and_steel",
- {pos = sound_pos, gain = 0.5, max_hear_distance = 8}
- )
- local player_name = user:get_player_name()
- if pointed_thing.type == "node" then
- local node_under = minetest.get_node(pointed_thing.under).name
- local nodedef = minetest.registered_nodes[node_under]
- if not nodedef then
- return
- end
- if minetest.is_protected(pointed_thing.under, player_name) then
- minetest.chat_send_player(player_name, "This area is protected")
- return
- end
- if nodedef.on_ignite then
- nodedef.on_ignite(pointed_thing.under, user)
- elseif minetest.get_item_group(node_under, "flammable") >= 1
- and minetest.get_node(pointed_thing.above).name == "air" then
- minetest.set_node(pointed_thing.above, {name = "fire:basic_flame"})
- end
- end
- if not (creative and creative.is_enabled_for
- and creative.is_enabled_for(player_name)) then
- -- Wear tool
- local wdef = itemstack:get_definition()
- itemstack:add_wear(1000)
- -- Tool break sound
- if itemstack:get_count() == 0 and wdef.sound and wdef.sound.breaks then
- minetest.sound_play(wdef.sound.breaks, {pos = sound_pos, gain = 0.5})
- end
- return itemstack
- end
- end
- })
- minetest.register_craft({
- output = "fire:flint_and_steel",
- recipe = {
- {"default:flint", "default:steel_ingot"}
- }
- })
- -- Override coalblock to enable permanent flame above
- -- Coalblock is non-flammable to avoid unwanted basic_flame nodes
- -- HARDMODE: use campfire instead. no free heat.
- -- minetest.override_item("default:coalblock", {
- -- after_destruct = function(pos, oldnode)
- -- pos.y = pos.y + 1
- -- if minetest.get_node(pos).name == "fire:permanent_flame" then
- -- minetest.remove_node(pos)
- -- end
- -- end,
- -- on_ignite = function(pos, igniter)
- -- local flame_pos = {x = pos.x, y = pos.y + 1, z = pos.z}
- -- if minetest.get_node(flame_pos).name == "air" then
- -- minetest.set_node(flame_pos, {name = "fire:permanent_flame"})
- -- end
- -- end,
- -- })
- --
- -- Sound
- --
- local flame_sound = minetest.settings:get_bool("flame_sound")
- if flame_sound == nil then
- -- Enable if no setting present
- flame_sound = true
- end
- if flame_sound then
- local handles = {}
- local timer = 0
- -- Parameters
- local radius = 8 -- Flame node search radius around player
- local cycle = 3 -- Cycle time for sound updates
- -- Update sound for player
- function fire.update_player_sound(player)
- local player_name = player:get_player_name()
- -- Search for flame nodes in radius around player
- local ppos = player:getpos()
- local areamin = vector.subtract(ppos, radius)
- local areamax = vector.add(ppos, radius)
- local fpos, num = minetest.find_nodes_in_area(
- areamin,
- areamax,
- {"fire:basic_flame", "fire:permanent_flame"}
- )
- -- Total number of flames in radius
- local flames = (num["fire:basic_flame"] or 0) +
- (num["fire:permanent_flame"] or 0)
- -- Stop previous sound
- if handles[player_name] then
- minetest.sound_stop(handles[player_name])
- handles[player_name] = nil
- end
- -- If flames
- if flames > 0 then
- -- Find centre of flame positions
- local fposmid = fpos[1]
- -- If more than 1 flame
- if #fpos > 1 then
- local fposmin = areamax
- local fposmax = areamin
- for i = 1, #fpos do
- local fposi = fpos[i]
- if fposi.x > fposmax.x then
- fposmax.x = fposi.x
- end
- if fposi.y > fposmax.y then
- fposmax.y = fposi.y
- end
- if fposi.z > fposmax.z then
- fposmax.z = fposi.z
- end
- if fposi.x < fposmin.x then
- fposmin.x = fposi.x
- end
- if fposi.y < fposmin.y then
- fposmin.y = fposi.y
- end
- if fposi.z < fposmin.z then
- fposmin.z = fposi.z
- end
- end
- fposmid = vector.divide(vector.add(fposmin, fposmax), 2)
- end
- -- Play sound
- local handle = minetest.sound_play(
- "fire_fire",
- {
- pos = fposmid,
- to_player = player_name,
- gain = math.min(0.06 * (1 + flames * 0.125), 0.18),
- max_hear_distance = 32,
- loop = true, -- In case of lag
- }
- )
- -- Store sound handle for this player
- if handle then
- handles[player_name] = handle
- end
- end
- end
- -- Cycle for updating players sounds
- minetest.register_globalstep(function(dtime)
- timer = timer + dtime
- if timer < cycle then
- return
- end
- timer = 0
- local players = minetest.get_connected_players()
- for n = 1, #players do
- fire.update_player_sound(players[n])
- end
- end)
- -- Stop sound and clear handle on player leave
- minetest.register_on_leaveplayer(function(player)
- local player_name = player:get_player_name()
- if handles[player_name] then
- minetest.sound_stop(handles[player_name])
- handles[player_name] = nil
- end
- end)
- end
- -- Deprecated function kept temporarily to avoid crashes if mod fire nodes call it
- function fire.update_sounds_around(pos)
- end
- --
- -- ABMs
- --
- -- Extinguish all flames quickly with water, snow, ice
- minetest.register_abm({
- label = "Extinguish flame",
- nodenames = {"fire:basic_flame", "fire:permanent_flame"},
- neighbors = {"group:puts_out_fire"},
- interval = 3,
- chance = 1,
- catch_up = false,
- action = function(pos, node, active_object_count, active_object_count_wider)
- minetest.remove_node(pos)
- minetest.sound_play("fire_extinguish_flame",
- {pos = pos, max_hear_distance = 16, gain = 0.15})
- end,
- })
- -- Enable the following ABMs according to 'enable fire' setting
- local fire_enabled = minetest.settings:get_bool("enable_fire")
- if fire_enabled == nil then
- -- enable_fire setting not specified, check for disable_fire
- local fire_disabled = minetest.settings:get_bool("disable_fire")
- if fire_disabled == nil then
- -- Neither setting specified, check whether singleplayer
- fire_enabled = minetest.is_singleplayer()
- else
- fire_enabled = not fire_disabled
- end
- end
- if not fire_enabled then
- -- Remove basic flames only if fire disabled
- minetest.register_abm({
- label = "Remove disabled fire",
- nodenames = {"fire:basic_flame"},
- interval = 7,
- chance = 1,
- catch_up = false,
- action = minetest.remove_node,
- })
- else -- Fire enabled
- -- Ignite neighboring nodes, add basic flames
- minetest.register_abm({
- label = "Ignite flame",
- nodenames = {"group:flammable"},
- neighbors = {"group:igniter"},
- interval = 7,
- chance = 12,
- catch_up = false,
- action = function(pos, node, active_object_count, active_object_count_wider)
- -- If there is water or stuff like that around node, don't ignite
- if minetest.find_node_near(pos, 1, {"group:puts_out_fire"}) then
- return
- end
- local p = minetest.find_node_near(pos, 1, {"air"})
- if p then
- minetest.set_node(p, {name = "fire:basic_flame"})
- end
- end,
- })
- -- Remove flammable nodes around basic flame
- minetest.register_abm({
- label = "Remove flammable nodes",
- nodenames = {"fire:basic_flame"},
- neighbors = "group:flammable",
- interval = 5,
- chance = 18,
- catch_up = false,
- action = function(pos, node, active_object_count, active_object_count_wider)
- local p = minetest.find_node_near(pos, 1, {"group:flammable"})
- if p then
- local flammable_node = minetest.get_node(p)
- local def = minetest.registered_nodes[flammable_node.name]
- if def.on_burn then
- def.on_burn(p)
- else
- minetest.remove_node(p)
- minetest.check_for_falling(p)
- end
- end
- end,
- })
- end
|