661 lines
16 KiB
Lua
661 lines
16 KiB
Lua
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stamina = {players = {}}
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STAMINA_TICK = tonumber(minetest.settings:get("stamina_tick")) or 800
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-- time in seconds after that 1 stamina point is taken
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STAMINA_TICK_MIN = 4 -- stamina ticks won't reduce stamina below this level
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STAMINA_HEALTH_TICK = 4 -- time in seconds after player gets healed/damaged
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STAMINA_MOVE_TICK = 0.5 -- time in seconds after the movement is checked
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STAMINA_POISON_TICK = 1.25 -- time in seconds after player is poisoned
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STAMINA_EXHAUST_DIG = 3 -- exhaustion increased this value after digged node
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STAMINA_EXHAUST_PLACE = 1 -- .. after digging node
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STAMINA_EXHAUST_MOVE = 1.5 -- .. if player movement detected
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STAMINA_EXHAUST_JUMP = 5 -- .. if jumping
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STAMINA_EXHAUST_CRAFT = 20 -- .. if player crafts
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STAMINA_EXHAUST_PUNCH = 40 -- .. if player punches another player
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STAMINA_EXHAUST_LVL = 160 -- at what exhaustion player saturation gets lowered
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STAMINA_HEAL = 1 -- number of HP player gets healed after STAMINA_HEALTH_TICK
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STAMINA_HEAL_LVL = 5 -- lower level of saturation needed to get healed
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STAMINA_STARVE = 1 -- number of HP player gets damaged by stamina after STAMINA_HEALTH_TICK
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STAMINA_STARVE_LVL = 3 -- level of staturation that causes starving
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STAMINA_VISUAL_MAX = 20 -- hud bar extends only to 20
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SPRINT_SPEED = 0.3 -- how much faster player can run if satiated
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SPRINT_JUMP = 0.1 -- how much higher player can jump if satiated
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SPRINT_DRAIN = 0.35 -- how fast to drain satation while sprinting (0-1)
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local function get_int_attribute(player)
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-- pipeworks fake player check
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if not player.get_attribute then
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return nil
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end
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local meta = player:get_meta()
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local level = meta and meta:get_string("stamina:level")
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if level then
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return tonumber(level)
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end
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return nil
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end
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local stamina_enabled = minetest.settings:get_bool("enable_stamina") ~= false
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local function stamina_update_level(player, level)
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-- pipeworks fake player check
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if not player.get_attribute or not stamina_enabled then
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return nil
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end
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local old = get_int_attribute(player)
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if level == old then -- To suppress HUD update
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return
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end
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-- players without interact priv cannot eat
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if not minetest.check_player_privs(player, {interact = true}) then
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return
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end
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local meta = player and player:get_meta() ; if not meta then return end
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meta:set_string("stamina:level", level)
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player:hud_change(
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stamina.players[player:get_player_name()].hud_id,
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"number",
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math.min(STAMINA_VISUAL_MAX, level)
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)
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end
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-- global function for mods to amend stamina level
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stamina.change = function(player, change)
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local name = player:get_player_name()
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if not name or not change or change == 0 then
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return false
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end
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local level = get_int_attribute(player) + change
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if level < 0 then level = 0 end
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if level > STAMINA_VISUAL_MAX then level = STAMINA_VISUAL_MAX end
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stamina_update_level(player, level)
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return true
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end
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local function exhaust_player(player, v)
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if not player
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or not player.is_player
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or not player:is_player()
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or not player.set_attribute 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 not name then
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return
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end
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local exhaustion = stamina.players[name].exhaustion + v
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if exhaustion > STAMINA_EXHAUST_LVL then
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exhaustion = 0
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local h = get_int_attribute(player)
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if h > 0 then
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stamina_update_level(player, h - 1)
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end
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end
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stamina.players[name].exhaustion = exhaustion
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end
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-- Sprint settings and function
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local enable_sprint = minetest.settings:get_bool("sprint") ~= false
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local enable_sprint_particles = minetest.settings:get_bool("sprint_particles") ~= false
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local monoids = minetest.get_modpath("player_monoids")
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local pova_mod = minetest.get_modpath("pova")
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local function set_sprinting(name, sprinting)
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local player = minetest.get_player_by_name(name)
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-- get player physics
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local def = player:get_physics_override()
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--print ("---", def.speed, def.jump)
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if sprinting == true and not stamina.players[name].sprint then
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if monoids then
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stamina.players[name].sprint = player_monoids.speed:add_change(
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player, def.speed + SPRINT_SPEED)
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stamina.players[name].jump = player_monoids.jump:add_change(
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player, def.jump + SPRINT_JUMP)
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elseif pova_mod then
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pova.add_override(name, "sprint",
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{speed = SPRINT_SPEED, jump = SPRINT_JUMP})
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pova.do_override(player)
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stamina.players[name].sprint = true
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else
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player:set_physics_override({
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speed = def.speed + SPRINT_SPEED,
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jump = def.jump + SPRINT_JUMP,
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})
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stamina.players[name].sprint = true
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end
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elseif sprinting == false
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and stamina.players[name]
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and stamina.players[name].sprint then
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if monoids then
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player_monoids.speed:del_change(player, stamina.players[name].speed)
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player_monoids.jump:del_change(player, stamina.players[name].jump)
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stamina.players[name].sprint = nil
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stamina.players[name].jump = nil
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elseif pova_mod then
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pova.del_override(name, "sprint")
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pova.do_override(player)
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stamina.players[name].sprint = nil
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else
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player:set_physics_override({
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speed = def.speed - SPRINT_SPEED,
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jump = def.jump - SPRINT_JUMP,
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})
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stamina.players[name].sprint = nil
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end
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end
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end
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-- Time based stamina functions
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local stamina_timer, health_timer, action_timer, poison_timer, drunk_timer = 0,0,0,0,0
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local function stamina_globaltimer(dtime)
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stamina_timer = stamina_timer + dtime
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health_timer = health_timer + dtime
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action_timer = action_timer + dtime
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poison_timer = poison_timer + dtime
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drunk_timer = drunk_timer + dtime
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local players = minetest.get_connected_players()
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-- simulate drunk walking (thanks LumberJ)
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if drunk_timer > 1.0 then
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for _,player in pairs(players) do
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local name = player:get_player_name()
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if stamina.players[name]
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and stamina.players[name].drunk then
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-- play burp sound every 20 seconds when drunk
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local num = stamina.players[name].drunk
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if num and num > 0 and math.floor(num / 20) == num / 20 then
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minetest.sound_play("stamina_burp",
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{to_player = name, gain = 0.7}, true)
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end
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stamina.players[name].drunk = stamina.players[name].drunk - 1
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if stamina.players[name].drunk < 1 then
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stamina.players[name].drunk = nil
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stamina.players[name].units = 0
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player:hud_change(stamina.players[name].hud_id,
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"text", "stamina_hud_fg.png")
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end
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-- effect only works when not riding boat/cart/horse etc.
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if not player:get_attach() then
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local yaw = player:get_look_horizontal()
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yaw = yaw + math.random(-0.5, 0.5)
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player:set_look_horizontal(yaw)
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end
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end
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drunk_timer = 0
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end
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end
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-- hurt player when poisoned
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if poison_timer > STAMINA_POISON_TICK then
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for _,player in pairs(players) do
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local name = player:get_player_name()
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if stamina.players[name]
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and stamina.players[name].poisoned
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and stamina.players[name].poisoned > 0 then
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stamina.players[name].poisoned =
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stamina.players[name].poisoned - 1
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local hp = player:get_hp() - 1
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if hp > 0 then
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player:set_hp(hp, {poison = true})
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end
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elseif stamina.players[name]
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and stamina.players[name].poisoned then
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player:hud_change(stamina.players[name].hud_id,
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"text", "stamina_hud_fg.png")
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stamina.players[name].poisoned = nil
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end
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poison_timer = 0
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end
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end
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-- sprint control and particle animation
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if action_timer > STAMINA_MOVE_TICK then
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for _,player in pairs(players) do
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local controls = player:get_player_control()
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-- Determine if the player is walking or jumping
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if controls then
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if controls.jump then
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exhaust_player(player, STAMINA_EXHAUST_JUMP)
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elseif controls.up
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or controls.down
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or controls.left
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or controls.right then
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exhaust_player(player, STAMINA_EXHAUST_MOVE)
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end
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end
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--- START sprint
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if enable_sprint then
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local name = player:get_player_name()
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-- check if player can sprint (stamina must be over 6 points)
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if stamina.players[name]
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and not stamina.players[name].poisoned
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and not stamina.players[name].drunk
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and controls and controls.aux1 and controls.up
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and not minetest.check_player_privs(player, {fast = true})
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and get_int_attribute(player) > 6 then
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set_sprinting(name, true)
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-- create particles behind player when sprinting
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if enable_sprint_particles then
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local pos = player:get_pos()
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local node = minetest.get_node({
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x = pos.x, y = pos.y - 1, z = pos.z})
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if node.name ~= "air" then
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minetest.add_particlespawner({
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amount = 5,
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time = 0.01,
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minpos = {x = pos.x - 0.25, y = pos.y + 0.1, z = pos.z - 0.25},
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maxpos = {x = pos.x + 0.25, y = pos.y + 0.1, z = pos.z + 0.25},
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minvel = {x = -0.5, y = 1, z = -0.5},
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maxvel = {x = 0.5, y = 2, z = 0.5},
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minacc = {x = 0, y = -5, z = 0},
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maxacc = {x = 0, y = -12, z = 0},
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minexptime = 0.25,
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maxexptime = 0.5,
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minsize = 0.5,
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maxsize = 1.0,
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vertical = false,
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collisiondetection = false,
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texture = "default_dirt.png"
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})
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end
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end
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-- Lower the player's stamina when sprinting
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local level = get_int_attribute(player)
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stamina_update_level(player,
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level - (SPRINT_DRAIN * STAMINA_MOVE_TICK))
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else
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set_sprinting(name, false)
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end
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end
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-- END sprint
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action_timer = 0
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end
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end
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-- lower saturation by 1 point after STAMINA_TICK
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if stamina_timer > STAMINA_TICK then
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for _,player in pairs(players) do
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local h = get_int_attribute(player)
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if h > STAMINA_TICK_MIN then
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stamina_update_level(player, h - 1)
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end
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stamina_timer = 0
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end
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end
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-- heal or damage player, depending on saturation
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if health_timer > STAMINA_HEALTH_TICK then
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for _,player in pairs(players) do
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local air = player:get_breath() or 0
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local hp = player:get_hp()
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local h = get_int_attribute(player)
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local name = player:get_player_name()
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-- damage player by 1 hp if saturation is < 2 (of 30)
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if h < STAMINA_STARVE_LVL
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and hp > 0 then
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player:set_hp(hp - STAMINA_STARVE, {hunger = true})
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end
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-- don't heal if drowning or dead or poisoned
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if h >= STAMINA_HEAL_LVL
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and h >= hp
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and hp > 0
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and air > 0
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and not stamina.players[name].poisoned then
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player:set_hp(hp + STAMINA_HEAL)
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stamina_update_level(player, h - 1)
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end
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health_timer = 0
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end
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end
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end
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-- override core.do_item_eat() so we can redirect hp_change to stamina
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core.do_item_eat = function(hp_change, replace_with_item, itemstack, user, pointed_thing)
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if user.is_fake_player then
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return -- abort if called by fake player (eg. pipeworks-wielder)
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end
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local old_itemstack = itemstack
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itemstack = stamina.eat(
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hp_change, replace_with_item, itemstack, user, pointed_thing)
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for _, callback in pairs(core.registered_on_item_eats) do
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local result = callback(hp_change, replace_with_item, itemstack, user,
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pointed_thing, old_itemstack)
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if result then
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return result
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end
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end
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return itemstack
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end
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-- not local since it's called from within core context
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function stamina.eat(hp_change, replace_with_item, itemstack, user, pointed_thing)
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if not itemstack or not user then
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return itemstack
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end
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local level = get_int_attribute(user) or 0
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if level >= STAMINA_VISUAL_MAX then
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return itemstack
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end
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local name = user:get_player_name()
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if hp_change > 0 then
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stamina_update_level(user, level + hp_change)
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elseif hp_change < 0 then
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-- assume hp_change < 0
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user:hud_change(stamina.players[name].hud_id, "text", "stamina_hud_poison.png")
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stamina.players[name].poisoned = -hp_change
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end
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-- if {drink=1} group set then use sip sound instead of default eat
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local snd = "stamina_eat"
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local itemname = itemstack:get_name()
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local def = minetest.registered_items[itemname]
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if def and def.groups and def.groups.drink then
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snd = "stamina_sip"
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end
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minetest.sound_play(snd, {to_player = name, gain = 0.7}, true)
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-- particle effect when eating
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local pos = user:get_pos() ; pos.y = pos.y + 1.5 -- mouth level
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local texture = minetest.registered_items[itemname].inventory_image
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local dir = user:get_look_dir()
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minetest.add_particlespawner({
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amount = 5,
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time = 0.1,
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minpos = pos,
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maxpos = pos,
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minvel = {x = dir.x - 1, y = dir.y, z = dir.z - 1},
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maxvel = {x = dir.x + 1, y = dir.y, z = dir.z + 1},
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minacc = {x = 0, y = -5, z = 0},
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maxacc = {x = 0, y = -9, z = 0},
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minexptime = 1,
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maxexptime = 1,
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minsize = 1,
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maxsize = 2,
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texture = texture
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})
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-- if player drinks milk then stop poison and being drunk
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local item_name = itemstack:get_name() or ""
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if item_name == "mobs:bucket_milk"
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or item_name == "mobs:glass_milk"
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or item_name == "farming:soy_milk" then
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stamina.players[name].poisoned = 0
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stamina.players[name].drunk = 0
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end
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itemstack:take_item()
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if replace_with_item then
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if itemstack:is_empty() then
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itemstack:add_item(replace_with_item)
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else
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local inv = user:get_inventory()
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if inv:room_for_item("main", {name = replace_with_item}) then
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inv:add_item("main", replace_with_item)
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else
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pos.y = math.floor(pos.y - 1.0)
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core.add_item(pos, replace_with_item)
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end
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end
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end
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-- check for alcohol
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local units = minetest.registered_items[itemname].groups
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and minetest.registered_items[itemname].groups.alcohol or 0
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if units > 0 then
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stamina.players[name].units = (stamina.players[name].units or 0) + 1
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if stamina.players[name].units > 3 then
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stamina.players[name].drunk = 60
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stamina.players[name].units = 0
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user:hud_change(stamina.players[name].hud_id, "text",
|
|
"stamina_hud_poison.png")
|
|
|
|
minetest.chat_send_player(name,
|
|
minetest.get_color_escape_sequence("#1eff00")
|
|
.. "You suddenly feel tipsy!")
|
|
end
|
|
end
|
|
|
|
return itemstack
|
|
end
|
|
|
|
|
|
-- stamina is disabled if damage is disabled
|
|
if minetest.settings:get_bool("enable_damage")
|
|
and minetest.settings:get_bool("enable_stamina") ~= false then
|
|
|
|
minetest.register_on_joinplayer(function(player)
|
|
|
|
local level = STAMINA_VISUAL_MAX -- TODO
|
|
|
|
if get_int_attribute(player) then
|
|
|
|
level = math.min(get_int_attribute(player),
|
|
STAMINA_VISUAL_MAX)
|
|
else
|
|
local meta = player:get_meta()
|
|
|
|
meta:set_string("stamina:level", level)
|
|
end
|
|
|
|
local name = player:get_player_name()
|
|
|
|
local id = player:hud_add({
|
|
name = "stamina",
|
|
hud_elem_type = "statbar",
|
|
position = {x = 0.5, y = 1},
|
|
size = {x = 24, y = 24},
|
|
text = "stamina_hud_fg.png",
|
|
number = level,
|
|
alignment = {x = -1, y = -1},
|
|
offset = {x = -266, y = -110},
|
|
max = 0,
|
|
})
|
|
|
|
stamina.players[name] = {
|
|
hud_id = id,
|
|
exhaustion = 0,
|
|
poisoned = nil,
|
|
drunk = nil,
|
|
sprint = nil,
|
|
}
|
|
end)
|
|
|
|
minetest.register_on_respawnplayer(function(player)
|
|
|
|
local name = player:get_player_name()
|
|
|
|
if stamina.players[name].poisoned
|
|
or stamina.players[name].drunk then
|
|
player:hud_change(stamina.players[name].hud_id, "text", "stamina_hud_fg.png")
|
|
end
|
|
|
|
stamina.players[name].exhaustion = 0
|
|
stamina.players[name].poisoned = nil
|
|
stamina.players[name].drunk = nil
|
|
stamina.players[name].sprint = nil
|
|
|
|
stamina_update_level(player, STAMINA_VISUAL_MAX)
|
|
end)
|
|
|
|
minetest.register_globalstep(stamina_globaltimer)
|
|
|
|
minetest.register_on_placenode(function(pos, oldnode, player, ext)
|
|
exhaust_player(player, STAMINA_EXHAUST_PLACE)
|
|
end)
|
|
|
|
minetest.register_on_dignode(function(pos, oldnode, player, ext)
|
|
exhaust_player(player, STAMINA_EXHAUST_DIG)
|
|
end)
|
|
|
|
minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv)
|
|
exhaust_player(player, STAMINA_EXHAUST_CRAFT)
|
|
end)
|
|
|
|
minetest.register_on_punchplayer(function(player, hitter, time_from_last_punch,
|
|
tool_capabilities, dir, damage)
|
|
exhaust_player(hitter, STAMINA_EXHAUST_PUNCH)
|
|
end)
|
|
|
|
else
|
|
|
|
-- create player table on join
|
|
minetest.register_on_joinplayer(function(player)
|
|
stamina.players[player:get_player_name()] = {
|
|
poisoned = nil, sprint = nil, drunk = nil, exhaustion = 0}
|
|
end)
|
|
|
|
end
|
|
|
|
-- clear when player leaves
|
|
minetest.register_on_leaveplayer(function(player)
|
|
stamina.players[player:get_player_name()] = nil
|
|
end)
|