hud = {} -- HUD statbar values hud.health = {} hud.hunger = {} hud.air = {} hud.armor = {} hud.hunger_out = {} hud.armor_out = {} -- HUD item ids local health_hud = {} local hunger_hud = {} local air_hud = {} local armor_hud = {} local armor_hud_bg = {} -- default settings -- statbar positions HUD_HEALTH_POS = {x=0.5,y=0.9} HUD_HEALTH_OFFSET = {x=-175, y=2} HUD_HUNGER_POS = {x=0.5,y=0.9} HUD_HUNGER_OFFSET = {x=15, y=2} HUD_AIR_POS = {x=0.5,y=0.9} HUD_AIR_OFFSET = {x=15,y=-15} HUD_ARMOR_POS = {x=0.5,y=0.9} HUD_ARMOR_OFFSET = {x=-175, y=-15} HUD_TICK = 0.2 HUD_HUNGER_TICK = 300 HUD_ENABLE_HUNGER = minetest.setting_getbool("hud_hunger_enable") if HUD_ENABLE_HUNGER == nil then HUD_ENABLE_HUNGER = minetest.setting_getbool("enable_damage") end HUD_SHOW_ARMOR = false if minetest.get_modpath("3d_armor") ~= nil then HUD_SHOW_ARMOR = true end --load custom settings local set = io.open(minetest.get_modpath("hud").."/hud.conf", "r") if set then dofile(minetest.get_modpath("hud").."/hud.conf") set:close() else if not HUD_ENABLE_HUNGER then HUD_AIR_OFFSET = {x=15,y=0} end end local function hide_builtin(player) player:hud_set_flags({crosshair = true, hotbar = true, healthbar = false, wielditem = true, breathbar = false}) end local function custom_hud(player) local name = player:get_player_name() -- fancy hotbar (only when no crafting mod present) if minetest.get_modpath("crafting") == nil then player:hud_set_hotbar_image("hud_hotbar.png") player:hud_set_hotbar_selected_image("hud_hotbar_selected.png") end if minetest.setting_getbool("enable_damage") then --hunger if HUD_ENABLE_HUNGER then player:hud_add({ hud_elem_type = "statbar", position = HUD_HUNGER_POS, scale = {x=1, y=1}, text = "hud_hunger_bg.png", number = 20, alignment = {x=-1,y=-1}, offset = HUD_HUNGER_OFFSET, }) local h = hud.hunger[name] if h == nil or h > 20 then h = 20 end hunger_hud[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_HUNGER_POS, scale = {x=1, y=1}, text = "hud_hunger_fg.png", number = h, alignment = {x=-1,y=-1}, offset = HUD_HUNGER_OFFSET, }) end --health player:hud_add({ hud_elem_type = "statbar", position = HUD_HEALTH_POS, scale = {x=1, y=1}, text = "hud_heart_bg.png", number = 20, alignment = {x=-1,y=-1}, offset = HUD_HEALTH_OFFSET, }) health_hud[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_HEALTH_POS, scale = {x=1, y=1}, text = "hud_heart_fg.png", number = player:get_hp(), alignment = {x=-1,y=-1}, offset = HUD_HEALTH_OFFSET, }) --air air_hud[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_AIR_POS, scale = {x=1, y=1}, text = "hud_air_fg.png", number = 0, alignment = {x=-1,y=-1}, offset = HUD_AIR_OFFSET, }) --armor if HUD_SHOW_ARMOR then armor_hud_bg[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_ARMOR_POS, scale = {x=1, y=1}, text = "hud_armor_bg.png", number = 0, alignment = {x=-1,y=-1}, offset = HUD_ARMOR_OFFSET, }) armor_hud[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_ARMOR_POS, scale = {x=1, y=1}, text = "hud_armor_fg.png", number = 0, alignment = {x=-1,y=-1}, offset = HUD_ARMOR_OFFSET, }) end end end --needs to be defined for older version of 3darmor function hud.set_armor() end if HUD_ENABLE_HUNGER then dofile(minetest.get_modpath("hud").."/hunger.lua") end if HUD_SHOW_ARMOR then dofile(minetest.get_modpath("hud").."/armor.lua") end -- update hud elemtens if value has changed local function update_hud(player) local name = player:get_player_name() --air local air = tonumber(hud.air[name]) if player:get_breath() ~= air then air = player:get_breath() hud.air[name] = air if air > 10 then air = 0 end player:hud_change(air_hud[name], "number", air*2) end --health local hp = tonumber(hud.health[name]) if player:get_hp() ~= hp then hp = player:get_hp() hud.health[name] = hp player:hud_change(health_hud[name], "number", hp) end --armor local arm_out = tonumber(hud.armor_out[name]) if not arm_out then arm_out = 0 end local arm = tonumber(hud.armor[name]) if not arm then arm = 0 end if arm_out ~= arm then hud.armor_out[name] = arm player:hud_change(armor_hud[name], "number", arm) -- hide armor bar completely when there is none if (not armor.def[name].count or armor.def[name].count == 0) and arm == 0 then player:hud_change(armor_hud_bg[name], "number", 0) else player:hud_change(armor_hud_bg[name], "number", 20) end end --hunger local h_out = tonumber(hud.hunger_out[name]) local h = tonumber(hud.hunger[name]) if h_out ~= h then hud.hunger_out[name] = h -- bar should not have more than 10 icons if h>20 then h=20 end player:hud_change(hunger_hud[name], "number", h) end end hud.get_hunger = function(player) local inv = player:get_inventory() if not inv then return nil end local hgp = inv:get_stack("hunger", 1):get_count() if hgp == 0 then hgp = 21 inv:set_stack("hunger", 1, ItemStack({name=":", count=hgp})) else hgp = hgp end return hgp-1 end hud.set_hunger = function(player) local inv = player:get_inventory() local name = player:get_player_name() local value = hud.hunger[name] if not inv or not value then return nil end if value > 30 then value = 30 end if value < 0 then value = 0 end inv:set_stack("hunger", 1, ItemStack({name=":", count=value+1})) return true end minetest.register_on_joinplayer(function(player) local name = player:get_player_name() local inv = player:get_inventory() inv:set_size("hunger",1) hud.health[name] = player:get_hp() if HUD_ENABLE_HUNGER then hud.hunger[name] = hud.get_hunger(player) hud.hunger_out[name] = hud.hunger[name] end hud.armor[name] = 0 hud.armor_out[name] = 0 local air = player:get_breath() hud.air[name] = air minetest.after(0.5, function() hide_builtin(player) custom_hud(player) if HUD_ENABLE_HUNGER then hud.set_hunger(player) end end) end) minetest.register_on_respawnplayer(function(player) -- reset player breath since the engine doesnt player:set_breath(11) -- reset hunger (and save) hud.hunger[player:get_player_name()] = 20 if HUD_ENABLE_HUNGER then minetest.after(0.5, hud.set_hunger, player) end end) local main_timer = 0 local timer = 0 local timer2 = 0 minetest.after(2.5, function() minetest.register_globalstep(function(dtime) main_timer = main_timer + dtime timer = timer + dtime timer2 = timer2 + dtime if main_timer > HUD_TICK or timer > 4 or timer2 > HUD_HUNGER_TICK then if main_timer > HUD_TICK then main_timer = 0 end for _,player in ipairs(minetest.get_connected_players()) do local name = player:get_player_name() -- only proceed if damage is enabled if minetest.setting_getbool("enable_damage") then local h = tonumber(hud.hunger[name]) local hp = player:get_hp() if HUD_ENABLE_HUNGER and timer > 4 then -- heal player by 1 hp if not dead and saturation is > 15 (of 30) if h > 15 and hp > 0 and hud.air[name] > 0 then player:set_hp(hp+1) -- or damage player by 1 hp if saturation is < 2 (of 30) elseif h <= 1 and minetest.setting_getbool("enable_damage") then if hp-1 >= 0 then player:set_hp(hp-1) end end end -- lower saturation by 1 point after xx seconds if HUD_ENABLE_HUNGER and timer2 > HUD_HUNGER_TICK then if h > 0 then h = h-1 hud.hunger[name] = h hud.set_hunger(player) end end -- update current armor level if HUD_SHOW_ARMOR then hud.get_armor(player) end -- update all hud elements update_hud(player) end end end if timer > 4 then timer = 0 end if timer2 > HUD_HUNGER_TICK then timer2 = 0 end end) end)