new_campfire/init.lua

-- VARIABLES
new_campfire = {}
local id = {}

-- FUNCTIONS
local function fire_particles_on(pos) -- 3 layers of fire
      local meta = minetest.get_meta(pos)
       id = minetest.add_particlespawner({ -- 1 layer big particles fire
			 amount = 33,
			 time = 3,
			 minpos = {x = pos.x - 0.2, y = pos.y - 0.4, z = pos.z - 0.2},
			 maxpos = {x = pos.x + 0.2, y = pos.y, z = pos.z + 0.2},
			 minvel = {x= 0, y= 0, z= 0},
			 maxvel = {x= 0, y= 0.1, z= 0},
			 minacc = {x= 0, y= 0, z= 0},
			 maxacc = {x= 0, y= 1, z= 0},
			 minexptime = 0.3,
			 maxexptime = 0.3,
			 minsize = 2,
			 maxsize = 4,
			 collisiondetection = false,
			 vertical = true,
			 texture = "fire.png",
	--	      playername = "singleplayer"
			})
--      print(id)
      meta:set_int("layer_1", id)

       id = minetest.add_particlespawner({ -- 2 layer smol particles fire
			 amount = 3,
			 time = 3,
			 minpos = {x = pos.x - 0.1, y = pos.y, z = pos.z - 0.1},
			 maxpos = {x = pos.x + 0.1, y = pos.y + 0.4, z = pos.z + 0.1},
			 minvel = {x= 0, y= 0, z= 0},
			 maxvel = {x= 0, y= 0.1, z= 0},
 			 minacc = {x= 0, y= 0, z= 0},
			 maxacc = {x= 0, y= 1, z= 0},
			 minexptime = 0.3,
			 maxexptime = 0.3,
			 minsize = 0.3,
			 maxsize = 0.7,
			 collisiondetection = false,
			 vertical = true,
			 texture = "fire.png",
	--	      playername = "singleplayer" -- показывать только определенному игроку.
			})
--      print(id)
      meta:set_int("layer_2", id)

       id = minetest.add_particlespawner({ --3 layer smoke
			 amount = 6,
			 time = 3,
			 minpos = {x = pos.x - 0.1, y = pos.y - 0.2, z = pos.z - 0.1},
			 maxpos = {x = pos.x + 0.1, y = pos.y + 0.4, z = pos.z + 0.1},
			 minvel = {x= 0, y= 0, z= 0},
			 maxvel = {x= 0, y= 0.1, z= 0},
			 minacc = {x= 0, y= 0, z= 0},
			 maxacc = {x= 0, y= 1, z= 0},
			 minexptime = 0.6,
			 maxexptime = 0.6,
			 minsize = 1,
			 maxsize = 4,
			 collisiondetection = true,
			 vertical = true,
			 texture = "smoke.png",
			--	      playername = "singleplayer"
			})
--      print(id)
      meta:set_int("layer_3", id)
end

local function fire_particles_off(pos)
  local meta = minetest.get_meta(pos)
  local id_1 = meta:get_int("layer_1");
  local id_2 = meta:get_int("layer_2");
  local id_3 = meta:get_int("layer_3");
  minetest.delete_particlespawner(id_1)
  minetest.delete_particlespawner(id_2)
  minetest.delete_particlespawner(id_3)
end

-- NODES

minetest.register_node('new_campfire:campfire', {
	description = 'Campfire',
	drawtype = 'mesh',
	mesh = 'contained_campfire.obj',
	tiles = {
		{name='invisible.png'}, {name='[combine:16x16:0,0=default_cobble.png:0,8=default_wood.png'}},
  inventory_image = "campfire.png",
  wield_image = "[combine:16x16:0,0=fire_basic_flame.png:0,12=default_cobble.png",
	walkable = false,
	buildable_to = false,
	sunlight_propagates = true,
	groups = {dig_immediate=3, flammable=0},
	paramtype = 'light',
	selection_box = {
		type = 'fixed',
		fixed = { -0.48, -0.5, -0.48, 0.48, -0.4, 0.48 },
		},
	sounds = default.node_sound_stone_defaults(),

	on_construct = function(pos)
		local meta = minetest.env:get_meta(pos)
		meta:set_string('infotext', 'Campfire');
	end,

	on_rightclick = function(pos, node, player, itemstack, pointed_thing)
		if itemstack:get_name() == "fire:flint_and_steel" then
			minetest.sound_play(
        "fire_flint_and_steel",
        {pos = pos, gain = 0.5, max_hear_distance = 8}
      )
			minetest.set_node(pos, {name = 'new_campfire:campfire_active'})
      minetest.add_particle({
	      pos = {x = pos.x, y = pos.y, z = pos.z},
	      velocity = {x=0, y=0.1, z=0},
	      acceleration = {x=0, y=0, z=0},
	      expirationtime = 2,
	      size = 4,
        collisiondetection = true,
        vertical = true,
        texture = "smoke.png",
--        playername = "singleplayer"
      })
		end
	end,

	after_dig_node = function(pos, oldnode, oldmetadata, digger)
	end,
})

minetest.register_node('new_campfire:campfire_active', {
	description = 'Active campfire',
	drawtype = 'mesh',
	mesh = 'contained_campfire.obj',
	tiles = {
		{name='invisible.png'}, {name='[combine:16x16:0,0=default_cobble.png:0,8=default_wood.png'}},
  inventory_image = "campfire.png",
  wield_image = "[combine:16x16:0,0=fire_basic_flame.png:0,12=default_cobble.png",
	walkable = false,
	buildable_to = false,
	sunlight_propagates = true,
	groups = {dig_immediate=3, flammable=0, not_in_creative_inventory=1},
	paramtype = 'light',
  light_source = 13,
  damage_per_second = 3,
  drop = "new_campfire:campfire",
  sounds = default.node_sound_stone_defaults(),
	selection_box = {
		type = 'fixed',
		fixed = { -0.48, -0.5, -0.48, 0.48, -0.4, 0.48 },
		},

    on_construct = function(pos)
  		local meta = minetest.env:get_meta(pos)
      meta:set_string('infotext', 'Active campfire');
      minetest.get_node_timer(pos):start(2)
  	end,

    on_destruct = function(pos, oldnode, oldmetadata, digger)
      fire_particles_off(pos)
      local meta = minetest.get_meta(pos)
      local handle = meta:get_int("handle")
      minetest.sound_stop(handle)
  	end,

    on_timer = function(pos) -- Every 6 seconds play sound fire_small
      local meta = minetest.get_meta(pos)
        local handle = minetest.sound_play("fire_small",{pos=pos, max_hear_distance = 18, loop=false, gain=0.1})
        meta:set_int("handle", handle)
--        print (handle)
        minetest.get_node_timer(pos):start(6)
    end,
})

-- ABM
minetest.register_abm({
	nodenames = {"new_campfire:campfire_active"},
--  neighbors = {"group:puts_out_fire"},
	interval = 3.0, -- Run every 3 seconds
	chance = 1, -- Select every 1 in 1 nodes
  catch_up = false,
	action = function(pos, node, active_object_count, active_object_count_wider)
    local fpos, num = minetest.find_nodes_in_area(
      {x=pos.x-1, y=pos.y, z=pos.z-1},
      {x=pos.x+1, y=pos.y+1, z=pos.z+1},
      {"group:water"}
    )
    if #fpos > 0 then
      minetest.set_node(pos, {name = 'new_campfire:campfire'})
      minetest.sound_play("fire_extinguish_flame",
  			{pos = pos, max_hear_distance = 16, gain = 0.15})
    else
      fire_particles_on(pos)
    end
  end
})

-- CRAFTS
minetest.register_craft({
	output = "new_campfire:campfire",
	recipe = {
    {'', 'group:stick', ''},
    {'group:stone','default:stick', 'group:stone'},
    {'', 'group:stone', ''},
  }
})