mirror of
https://git.minetest.land/Mineclonia/Mineclonia.git
synced 2024-11-24 15:55:13 +00:00
270 lines
9.6 KiB
Lua
270 lines
9.6 KiB
Lua
-- wrapper for minetest.item_eat (this way we make sure other mods can't break this one)
|
|
local org_eat = core.do_item_eat
|
|
core.do_item_eat = function(hp_change, replace_with_item, itemstack, user, pointed_thing)
|
|
-- Call on_rightclick if the pointed node defines it
|
|
if pointed_thing.type == "node" then
|
|
local node = minetest.get_node(pointed_thing.under)
|
|
if user and not user:get_player_control().sneak then
|
|
if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
|
|
return minetest.registered_nodes[node.name].on_rightclick(pointed_thing.under, node, user, itemstack) or itemstack
|
|
end
|
|
end
|
|
end
|
|
|
|
local old_itemstack = itemstack
|
|
|
|
local name = user:get_player_name()
|
|
|
|
-- Special foodstuffs like the cake may disable the eating delay
|
|
local no_eat_delay = minetest.get_item_group(itemstack:get_name(), "no_eat_delay") == 1
|
|
|
|
-- Allow eating only after a delay of 2 seconds. This prevents eating as an excessive speed.
|
|
-- FIXME: time() is not a precise timer, so the actual delay may be +- 1 second, depending on which fraction
|
|
-- of the second the player made the first eat.
|
|
-- FIXME: In singleplayer, there's a cheat to circumvent this, simply by pausing the game between eats.
|
|
-- This is because os.time() obviously does not care about the pause. A fix needs a different timer mechanism.
|
|
if no_eat_delay or (mcl_hunger.last_eat[name] < 0) or (os.difftime(os.time(), mcl_hunger.last_eat[name]) >= 2) then
|
|
local can_eat_when_full = minetest.get_item_group(itemstack:get_name(), "can_eat_when_full") == 1
|
|
-- Don't allow eating when player has full hunger bar (some exceptional items apply)
|
|
if can_eat_when_full or (mcl_hunger.get_hunger(user) < 20) then
|
|
itemstack = mcl_hunger.eat(hp_change, replace_with_item, itemstack, user, pointed_thing)
|
|
for _, callback in pairs(core.registered_on_item_eats) do
|
|
local result = callback(hp_change, replace_with_item, itemstack, user, pointed_thing, old_itemstack)
|
|
if result then
|
|
return result
|
|
end
|
|
end
|
|
mcl_hunger.last_eat[name] = os.time()
|
|
end
|
|
end
|
|
|
|
return itemstack
|
|
end
|
|
|
|
-- food functions
|
|
local food = {}
|
|
|
|
function mcl_hunger.register_food(name, hunger_change, replace_with_item, poisontime, poison, exhaust, poisonchance, sound)
|
|
food[name] = {}
|
|
food[name].saturation = hunger_change -- hunger points added
|
|
food[name].replace = replace_with_item -- what item is given back after eating
|
|
food[name].poisontime = poisontime -- time it is poisoning. If this is set, this item is considered poisonous,
|
|
-- otherwise the following poison/exhaust fields are ignored
|
|
food[name].poison = poison -- poison damage per tick for poisonous food
|
|
food[name].exhaust = exhaust -- exhaustion per tick for poisonous food
|
|
food[name].poisonchance = poisonchance -- chance percentage that this item poisons the player (default: 100% if poisoning is enabled)
|
|
food[name].sound = sound -- special sound that is played when eating
|
|
end
|
|
|
|
function mcl_hunger.eat(hp_change, replace_with_item, itemstack, user, pointed_thing)
|
|
local item = itemstack:get_name()
|
|
local def = food[item]
|
|
if not def then
|
|
def = {}
|
|
if type(hp_change) ~= "number" then
|
|
hp_change = 1
|
|
core.log("error", "Wrong on_use() definition for item '" .. item .. "'")
|
|
end
|
|
def.saturation = hp_change
|
|
def.replace = replace_with_item
|
|
end
|
|
local func = mcl_hunger.item_eat(def.saturation, def.replace, def.poisontime, def.poison, def.exhaust, def.poisonchance, def.sound)
|
|
return func(itemstack, user, pointed_thing)
|
|
end
|
|
|
|
-- Reset HUD bars after poisoning
|
|
local function reset_bars_poison_damage(player)
|
|
hb.change_hudbar(player, "health", nil, nil, "hudbars_icon_health.png", nil, "hudbars_bar_health.png")
|
|
end
|
|
|
|
local function reset_bars_poison_hunger(player)
|
|
hb.change_hudbar(player, "hunger", nil, nil, "hbhunger_icon.png", nil, "hbhunger_bar.png")
|
|
if mcl_hunger.debug then
|
|
hb.change_hudbar(player, "exhaustion", nil, nil, nil, nil, "mcl_hunger_bar_exhaustion.png")
|
|
end
|
|
end
|
|
|
|
-- Poison player
|
|
local function poisonp(tick, time, time_left, damage, exhaustion, player)
|
|
-- First check if player is still there
|
|
if not player:is_player() then
|
|
return
|
|
end
|
|
local name = player:get_player_name()
|
|
-- Abort if poisonings have been stopped
|
|
if mcl_hunger.poison_damage[name] == 0 and mcl_hunger.poison_hunger[name] == 0 then
|
|
return
|
|
end
|
|
time_left = time_left + tick
|
|
if time_left < time then
|
|
minetest.after(tick, poisonp, tick, time, time_left, damage, exhaustion, player)
|
|
else
|
|
if damage > 0 then
|
|
mcl_hunger.poison_damage[name] = mcl_hunger.poison_damage[name] - 1
|
|
end
|
|
if exhaustion > 0 then
|
|
mcl_hunger.poison_hunger [name] = mcl_hunger.poison_hunger[name] - 1
|
|
end
|
|
if mcl_hunger.poison_damage[name] <= 0 then
|
|
reset_bars_poison_damage(player)
|
|
end
|
|
if mcl_hunger.poison_hunger[name] <= 0 then
|
|
reset_bars_poison_hunger(player)
|
|
end
|
|
end
|
|
|
|
-- Deal damage and exhaust player
|
|
if player:get_hp()-damage > 0 then
|
|
player:set_hp(player:get_hp()-damage)
|
|
end
|
|
|
|
mcl_hunger.exhaust(name, exhaustion)
|
|
|
|
end
|
|
|
|
-- Immediately stop all poisonings for this player
|
|
function mcl_hunger.stop_poison(player)
|
|
mcl_hunger.poison_damage[player:get_player_name()] = 0
|
|
mcl_hunger.poison_hunger[player:get_player_name()] = 0
|
|
reset_bars_poison_damage(player)
|
|
reset_bars_poison_hunger(player)
|
|
end
|
|
|
|
local poisonrandomizer = PseudoRandom(os.time())
|
|
|
|
function mcl_hunger.item_eat(hunger_change, replace_with_item, poisontime, poison, exhaust, poisonchance, sound)
|
|
return function(itemstack, user, pointed_thing)
|
|
local itemname = itemstack:get_name()
|
|
|
|
if itemstack:take_item() ~= nil and user ~= nil then
|
|
local name = user:get_player_name()
|
|
local hp = user:get_hp()
|
|
|
|
local pos = user:getpos()
|
|
-- player height
|
|
pos.y = pos.y + 1.5
|
|
local foodtype = minetest.get_item_group(itemname, "food")
|
|
if foodtype == 3 then
|
|
-- Item is a drink, only play drinking sound (no particle)
|
|
minetest.sound_play("survival_thirst_drink", {
|
|
pos = pos,
|
|
max_hear_distance = 12,
|
|
gain = 1.0,
|
|
})
|
|
else
|
|
-- Assume the item is a food
|
|
-- Add eat particle effect and sound
|
|
local def = minetest.registered_items[itemname]
|
|
local texture = def.inventory_image
|
|
if not texture or texture == "" then
|
|
texture = def.wield_image
|
|
end
|
|
-- Special item definition field: _food_particles
|
|
-- If false, force item to not spawn any food partiles when eaten
|
|
if def._food_particles ~= false and texture and texture ~= "" then
|
|
local v = user:get_player_velocity()
|
|
local minvel = vector.add(v, {x=-1, y=1, z=-1})
|
|
local maxvel = vector.add(v, {x=1, y=2, z=1})
|
|
|
|
minetest.add_particlespawner({
|
|
amount = math.min(math.max(8, hunger_change*2), 25),
|
|
time = 0.1,
|
|
minpos = {x=pos.x, y=pos.y, z=pos.z},
|
|
maxpos = {x=pos.x, y=pos.y, z=pos.z},
|
|
minvel = minvel,
|
|
maxvel = maxvel,
|
|
minacc = {x=0, y=-5, z=0},
|
|
maxacc = {x=0, y=-9, z=0},
|
|
minexptime = 1,
|
|
maxexptime = 1,
|
|
minsize = 1,
|
|
maxsize = 2,
|
|
collisiondetection = true,
|
|
vertical = false,
|
|
texture = texture,
|
|
})
|
|
end
|
|
minetest.sound_play("mcl_hunger_bite", {
|
|
pos = pos,
|
|
max_hear_distance = 12,
|
|
gain = 1.0,
|
|
})
|
|
end
|
|
|
|
if hunger_change then
|
|
-- Add saturation (must be defined in item table)
|
|
local _mcl_saturation = minetest.registered_items[itemname]._mcl_saturation
|
|
local saturation
|
|
if not _mcl_saturation then
|
|
saturation = 0
|
|
else
|
|
saturation = minetest.registered_items[itemname]._mcl_saturation
|
|
end
|
|
mcl_hunger.saturate(name, saturation, false)
|
|
|
|
-- Add food points
|
|
local h = mcl_hunger.get_hunger(user)
|
|
if h < 20 and hunger_change then
|
|
h = h + hunger_change
|
|
if h > 20 then h = 20 end
|
|
mcl_hunger.set_hunger(user, h, false)
|
|
end
|
|
|
|
hb.change_hudbar(user, "hunger", h)
|
|
mcl_hunger.update_saturation_hud(user, mcl_hunger.get_saturation(user), h)
|
|
end
|
|
-- Poison
|
|
if poisontime then
|
|
local do_poison = false
|
|
if poisonchance then
|
|
if poisonrandomizer:next(0,100) < poisonchance then
|
|
do_poison = true
|
|
end
|
|
else
|
|
do_poison = true
|
|
end
|
|
if do_poison then
|
|
-- Set poison bars
|
|
if poison and poison > 0 then
|
|
hb.change_hudbar(user, "health", nil, nil, "hbhunger_icon_health_poison.png", nil, "hbhunger_bar_health_poison.png")
|
|
mcl_hunger.poison_damage[name] = mcl_hunger.poison_damage[name] + 1
|
|
end
|
|
if exhaust and exhaust > 0 then
|
|
hb.change_hudbar(user, "hunger", nil, nil, "mcl_hunger_icon_foodpoison.png", nil, "mcl_hunger_bar_foodpoison.png")
|
|
if mcl_hunger.debug then
|
|
hb.change_hudbar(user, "exhaustion", nil, nil, nil, nil, "mcl_hunger_bar_foodpoison.png")
|
|
end
|
|
mcl_hunger.poison_hunger[name] = mcl_hunger.poison_hunger[name] + 1
|
|
end
|
|
poisonp(1, poisontime, 0, poison, exhaust, user)
|
|
end
|
|
end
|
|
|
|
--sound:eat
|
|
itemstack:add_item(replace_with_item)
|
|
end
|
|
return itemstack
|
|
end
|
|
end
|
|
|
|
-- player-action based hunger changes
|
|
minetest.register_on_dignode(function(pos, oldnode, player)
|
|
-- is_fake_player comes from the pipeworks, we are not interested in those
|
|
if not player or not player:is_player() or player.is_fake_player == true then
|
|
return
|
|
end
|
|
local name = player:get_player_name()
|
|
-- dig event
|
|
mcl_hunger.exhaust(name, mcl_hunger.EXHAUST_DIG)
|
|
end)
|
|
|
|
-- Apply simple poison effect as long there are no real status effect
|
|
-- TODO: Remove this when status effects are in place
|
|
|
|
mcl_hunger.register_food("mcl_farming:potato_item_poison", 2, "", 4, 1, 0, 60)
|
|
|
|
mcl_hunger.register_food("mcl_mobitems:rotten_flesh", 4, "", 30, 0, 100, 80)
|
|
mcl_hunger.register_food("mcl_mobitems:chicken", 2, "", 30, 0, 100, 30)
|
|
mcl_hunger.register_food("mcl_mobitems:spider_eye", 2, "", 4, 1, 0)
|
|
|
|
mcl_hunger.register_food("mcl_fishing:pufferfish_raw", 1, "", 60, 1, 300)
|