390 lines
9.5 KiB
Lua
390 lines
9.5 KiB
Lua
--
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-- Hunger mod
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-- For nodetest
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-- Tweaked by Kaadmy, for Pixture
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--
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local S = minetest.get_translator("hunger")
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hunger = {}
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-- Per-player userdata
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hunger.userdata = {}
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local particlespawners = {}
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local player_step = {}
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local player_health_step = {}
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local player_bar = {}
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local hunger_file = minetest.get_worldpath() .. "/hunger.dat"
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local saving = false
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-- Seconds per hunger update, 2.0 is slightly fast
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local timer_interval = tonumber(minetest.settings:get("hunger_step")) or 3.0
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local timer = 0
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local function save_hunger()
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local f = io.open(hunger_file, "w")
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for name, data in pairs(hunger.userdata) do
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f:write(data.hunger .. " " .. data.saturation .. " " .. name .. "\n")
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end
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io.close(f)
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saving = false
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end
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local function delayed_save()
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if not saving then
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saving = true
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minetest.after(40, save_hunger)
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end
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end
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local function load_hunger()
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local f = io.open(hunger_file, "r")
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if f then
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repeat
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local hnger = f:read("*n")
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local sat = f:read("*n")
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local name = f:read("*l")
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if name == nil or sat == nil then
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break
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end
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name = name:sub(2)
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if not hunger.userdata[name] then
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hunger.userdata[name] = {
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hunger = 20,
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active = 0,
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moving = 0,
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saturation = 0,
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}
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end
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if hnger then
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hunger.userdata[name].hunger = hnger
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end
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if sat then
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hunger.userdata[name].saturation = sat
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end
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until f:read(0) == nil
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io.close(f)
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else
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save_hunger()
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end
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end
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local function on_load()
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load_hunger()
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end
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local function on_shutdown()
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save_hunger()
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end
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function hunger.update_bar(player)
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if not player then
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return
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end
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local name = player:get_player_name()
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if player_bar[name] then
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player:hud_change(player_bar[name], "number", hunger.userdata[name].hunger)
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else
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player_bar[name] = player:hud_add(
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{
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hud_elem_type = "statbar",
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position = {x=0.5,y=1.0},
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text = "hunger.png",
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number = hunger.userdata[name].hunger,
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dir = 0,
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size = {x=24, y=24},
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offset = {x=16, y=-(48+24+24)},
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z_index = 1,
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})
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end
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end
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local function on_dignode(pos, oldnode, player)
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if not player then
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return
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end
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local name = player:get_player_name()
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hunger.userdata[name].active = hunger.userdata[name].active + 2
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end
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local function on_placenode(pos, node, player)
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if not player then
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return
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end
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local name = player:get_player_name()
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hunger.userdata[name].active = hunger.userdata[name].active + 2
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end
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local function on_joinplayer(player)
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local name = player:get_player_name()
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if not hunger.userdata[name] then
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hunger.userdata[name] = {
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hunger = 20,
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active = 0,
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moving = 0,
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saturation = 0,
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}
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end
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player:hud_add(
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{
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hud_elem_type = "statbar",
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position = {x=0.5,y=1.0},
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text = "hunger.png^[colorize:#666666:255",
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number = 20,
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dir = 0,
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size = {x=24, y=24},
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offset = {x=16, y=-(48+24+24)},
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z_index = 0,
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})
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hunger.update_bar(player)
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end
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local function on_leaveplayer(player)
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local name = player:get_player_name()
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player_bar[name] = nil
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end
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local function on_respawnplayer(player)
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local name = player:get_player_name()
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hunger.userdata[name].hunger = 20
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hunger.update_bar(player)
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delayed_save()
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end
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local function on_item_eat(hpdata, replace_with_item, itemstack,
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player, pointed_thing)
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if not player then return end
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if not hpdata then return end
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local hp_change = 0
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local saturation = 2
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if type(hpdata) == "number" then
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hp_change = hpdata
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else
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hp_change = hpdata.hp
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saturation = hpdata.sat
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end
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local name = player:get_player_name()
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hunger.userdata[name].hunger = hunger.userdata[name].hunger + hp_change
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hunger.userdata[name].hunger = math.min(20, hunger.userdata[name].hunger)
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hunger.userdata[name].saturation = math.min(100, hunger.userdata[name].saturation
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+ saturation)
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local headpos = player:get_pos()
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headpos.y = headpos.y + 1
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minetest.sound_play("hunger_eat", {pos = headpos, max_hear_distance = 8, object=player}, true)
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particlespawners[name] = minetest.add_particlespawner(
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{
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amount = 10,
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time = 0.1,
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minpos = {x = headpos.x - 0.3, y = headpos.y - 0.3, z = headpos.z - 0.3},
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maxpos = {x = headpos.x + 0.3, y = headpos.y + 0.3, z = headpos.z + 0.3},
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minvel = {x = -1, y = -1, z = -1},
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maxvel = {x = 1, y = 0, z = 1},
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minacc = {x = 0, y = 6, z = 0},
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maxacc = {x = 0, y = 1, z = 0},
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minexptime = 0.5,
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maxexptime = 1,
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minsize = 0.5,
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maxsize = 2,
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texture = "magicpuff.png"
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})
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minetest.after(0.15, function(name)
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if particlespawners[name] then
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minetest.delete_particlespawner(particlespawners[name])
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end
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end, name)
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player_effects.apply_effect(player, "hunger_eating")
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hunger.update_bar(player)
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delayed_save()
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if not minetest.settings:get_bool("creative_mode") then
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itemstack:take_item(1)
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end
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return itemstack
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end
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local function on_globalstep(dtime)
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timer = timer + dtime
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if timer < timer_interval then
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return
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end
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timer = 0
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for _,player in ipairs(minetest.get_connected_players()) do
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local name = player:get_player_name()
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local controls = player:get_player_control()
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local moving = 0
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if controls.up or controls.down or controls.left or controls.right then
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moving = moving + 1
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end
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if controls.sneak and not controls.aux1 then
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moving = moving - 1
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end
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if controls.jump then
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moving = moving + 1
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end
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if controls.aux1 then -- sprinting
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moving = moving + 3
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end
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hunger.userdata[name].moving = math.max(0, moving)
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end
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for _,player in ipairs(minetest.get_connected_players()) do
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local name = player:get_player_name()
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local hp = player:get_hp()
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if hunger.userdata[name] == nil then
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hunger.userdata[name] = {
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hunger = 20,
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active = 0,
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moving = 0,
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saturation = 0,
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}
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end
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if not player_step[name] then
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player_step[name] = 0
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end
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hunger.userdata[name].active = hunger.userdata[name].active +
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hunger.userdata[name].moving
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player_step[name] = player_step[name] + hunger.userdata[name].active + 1
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hunger.userdata[name].saturation = hunger.userdata[name].saturation - 1
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if hunger.userdata[name].saturation <= 0 then
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hunger.userdata[name].saturation = 0
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if player_step[name] >= 24 then -- how much the player has been active
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player_step[name] = 0
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local oldhng = hunger.userdata[name].hunger
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hunger.userdata[name].hunger = hunger.userdata[name].hunger - 1
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if (oldhng == 5 or oldhng == 3) and hp >= 0 then
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minetest.chat_send_player(name, minetest.colorize("#ff0", S("You are hungry.")))
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local pos_sound = player:get_pos()
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minetest.sound_play({name="hunger_hungry"}, {pos=pos_sound, max_hear_distance=3, object=player}, true)
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end
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if hunger.userdata[name].hunger <= 0 and hp >= 0 then
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player:set_hp(hp - 1)
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hunger.userdata[name].hunger = 0
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if hp > 1 then
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minetest.chat_send_player(name, minetest.colorize("#f00", S("You are starving.")))
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else
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minetest.chat_send_player(name, minetest.colorize("#f00", S("You starved to death.")))
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end
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end
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end
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end
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hunger.userdata[name].active = 0
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hunger.update_bar(player)
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if player_health_step[name] == nil then player_health_step[name] = 0 end
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player_health_step[name] = player_health_step[name] + 1
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if hp > 0 and hp < 20 and player_health_step[name] >= 5
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and hunger.userdata[name].hunger >= 16 then
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player_health_step[name] = 0
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player:set_hp(hp+1)
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end
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end
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delayed_save()
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end
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local function fake_on_item_eat(hpdata, replace_with_item, itemstack,
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player, pointed_thing)
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local headpos = player:get_pos()
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headpos.y = headpos.y + 1
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minetest.sound_play(
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"hunger_eat",
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{
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pos = headpos,
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max_hear_distance = 8,
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object = player,
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}, true)
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if not minetest.settings:get_bool("creative_mode") then
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itemstack:take_item(1)
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end
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return itemstack
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end
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if minetest.settings:get_bool("enable_damage") and minetest.settings:get_bool("hunger_enable") then
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minetest.after(0, on_load)
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minetest.register_on_shutdown(on_shutdown)
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minetest.register_on_dignode(on_dignode)
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minetest.register_on_placenode(on_placenode)
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minetest.register_on_joinplayer(on_joinplayer)
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minetest.register_on_leaveplayer(on_leaveplayer)
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minetest.register_on_respawnplayer(on_respawnplayer)
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minetest.register_on_item_eat(on_item_eat)
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minetest.register_globalstep(on_globalstep)
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else
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minetest.register_on_item_eat(fake_on_item_eat)
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end
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player_effects.register_effect(
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"hunger_eating",
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{
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title = S("Eating"),
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description = S("You're eating food, which slows you down"),
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duration = 2,
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physics = {
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speed = 0.6,
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},
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icon = "hunger_effect_eating.png",
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})
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