536 lines
15 KiB
Lua
536 lines
15 KiB
Lua
local S = minetest.get_translator("mcl_experience")
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mcl_experience = {}
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local pool = {}
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local registered_nodes
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local max_xp = 2^31-1
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local gravity = {x = 0, y = -((tonumber(minetest.settings:get("movement_gravity"))) or 9.81), z = 0}
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local size_min, size_max = 20, 59 -- percents
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local delta_size = size_max - size_min
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local size_to_xp = {
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{-32768, 2}, -- 1
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{ 3, 6}, -- 2
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{ 7, 16}, -- 3
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{ 17, 36}, -- 4
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{ 37, 72}, -- 5
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{ 73, 148}, -- 6
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{ 149, 306}, -- 7
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{ 307, 616}, -- 8
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{ 617, 1236}, -- 9
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{ 1237, 2476}, --10
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{ 2477, 32767} --11
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}
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local function xp_to_size(xp)
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local i, l = 1, #size_to_xp
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while (xp > size_to_xp[i][1]) and (i < l) do
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i = i + 1
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end
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return ((i-1) / (l-1) * delta_size + size_min)/100
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end
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minetest.register_on_mods_loaded(function()
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registered_nodes = minetest.registered_nodes
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end)
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local load_data = function(player)
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local name = player:get_player_name()
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pool[name] = {}
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local temp_pool = pool[name]
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local meta = player:get_meta()
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temp_pool.xp = meta:get_int("xp") or 0
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temp_pool.level = mcl_experience.xp_to_level(temp_pool.xp)
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temp_pool.bar, temp_pool.bar_step, temp_pool.xp_next_level = mcl_experience.xp_to_bar(temp_pool.xp, temp_pool.level)
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temp_pool.last_time= minetest.get_us_time()/1000000
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end
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-- saves data to be utilized on next login
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local save_data = function(player)
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local name = player:get_player_name()
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local temp_pool = pool[name]
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local meta = player:get_meta()
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meta:set_int("xp", temp_pool.xp)
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pool[name] = nil
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end
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local player_huds = {} -- the list of players hud lists (3d array)
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hud_manager = {} -- hud manager class
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-- terminate the player's list on leave
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minetest.register_on_leaveplayer(function(player)
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local name = player:get_player_name()
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player_huds[name] = nil
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end)
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-- create instance of new hud
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hud_manager.add_hud = function(player,hud_name,def)
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local name = player:get_player_name()
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local local_hud = player:hud_add({
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hud_elem_type = def.hud_elem_type,
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position = def.position,
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text = def.text,
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text2 = def.text2,
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number = def.number,
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item = def.item,
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direction = def.direction,
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size = def.size,
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offset = def.offset,
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z_index = def.z_index,
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})
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-- create new 3d array here
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-- depends.txt is not needed
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-- with it here
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if not player_huds[name] then
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player_huds[name] = {}
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end
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player_huds[name][hud_name] = local_hud
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end
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-- delete instance of hud
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hud_manager.remove_hud = function(player,hud_name)
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local name = player:get_player_name()
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if player_huds[name] and player_huds[name][hud_name] then
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player:hud_remove(player_huds[name][hud_name])
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player_huds[name][hud_name] = nil
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end
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end
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-- change element of hud
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hud_manager.change_hud = function(data)
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local name = data.player:get_player_name()
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if player_huds[name] and player_huds[name][data.hud_name] then
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data.player:hud_change(player_huds[name][data.hud_name], data.element, data.data)
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end
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end
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-- gets if hud exists
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hud_manager.hud_exists = function(player,hud_name)
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local name = player:get_player_name()
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if player_huds[name] and player_huds[name][hud_name] then
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return(true)
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else
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return(false)
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end
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end
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-------------------
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-- saves specific users data for when they relog
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minetest.register_on_leaveplayer(function(player)
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save_data(player)
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end)
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-- is used for shutdowns to save all data
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local save_all = function()
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for name,_ in pairs(pool) do
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local player = minetest.get_player_by_name(name)
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if player then
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save_data(player)
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end
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end
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end
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-- save all data to mod storage on shutdown
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minetest.register_on_shutdown(function()
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save_all()
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end)
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function mcl_experience.get_player_xp_level(player)
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local name = player:get_player_name()
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return(pool[name].level)
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end
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function mcl_experience.set_player_xp_level(player,level)
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local name = player:get_player_name()
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if level == pool[name].level then
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return
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end
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pool[name].level = level
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pool[name].xp, pool[name].next_level = mcl_experience.bar_to_xp(pool[name].bar, level)
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hud_manager.change_hud({player = player, hud_name = "xp_level", element = "text", data = tostring(level)})
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-- we may don't update the bar
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end
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local name
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local temp_pool
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minetest.register_on_joinplayer(function(player)
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load_data(player)
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name = player:get_player_name()
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temp_pool = pool[name]
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hud_manager.add_hud(player,"experience_bar",
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{
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hud_elem_type = "statbar", position = {x=0.5, y=1},
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name = "experience bar",
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text = "experience_bar.png",
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text2 = "experience_bar_background.png",
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number = temp_pool.bar, item = 36,
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direction = 0,
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offset = {x = (-8 * 28) - 29, y = -(48 + 24 + 16)},
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size = { x=28, y=28 }, z_index = 11,
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})
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hud_manager.add_hud(player,"xp_level",
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{
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hud_elem_type = "text", position = {x=0.5, y=1},
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name = "xp_level", text = tostring(temp_pool.level),
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number = 0xFFFFFF,
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offset = {x = 0, y = -(48 + 24 + 24)},
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z_index = 12,
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})
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end)
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function mcl_experience.xp_to_level(xp)
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local xp = xp or 0
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local a, b, c, D
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if xp > 1507 then
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a, b, c = 4.5, -162.5, 2220-xp
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elseif xp > 352 then
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a, b, c = 2.5, -40.5, 360-xp
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else
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a, b, c = 1, 6, -xp
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end
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D = b*b-4*a*c
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if D == 0 then
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return math.floor(-b/2/a)
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elseif D > 0 then
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local v1, v2 = -b/2/a, math.sqrt(D)/2/a
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return math.floor((math.max(v1-v2, v1+v2)))
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end
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return 0
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end
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function mcl_experience.level_to_xp(level)
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if (level >= 1 and level <= 16) then
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return math.floor(math.pow(level, 2) + 6 * level)
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elseif (level >= 17 and level <= 31) then
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return math.floor(2.5 * math.pow(level, 2) - 40.5 * level + 360)
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elseif level >= 32 then
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return math.floor(4.5 * math.pow(level, 2) - 162.5 * level + 2220);
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end
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return 0
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end
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function mcl_experience.xp_to_bar(xp, level)
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local level = level or mcl_experience.xp_to_level(xp)
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local xp_this_level = mcl_experience.level_to_xp(level)
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local xp_next_level = mcl_experience.level_to_xp(level+1)
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local bar_step = 36 / (xp_next_level-xp_this_level)
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local bar = (xp-xp_this_level) * bar_step
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return bar, bar_step, xp_next_level
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end
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function mcl_experience.bar_to_xp(bar, level)
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local xp_this_level = mcl_experience.level_to_xp(level)
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local xp_next_level = mcl_experience.level_to_xp(level+1)
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local bar_step = 36 / (xp_next_level-xp_this_level)
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local xp = xp_this_level + math.floor(bar/36*(xp_next_level-xp_this_level))
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return xp, bar_step, xp_next_level
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end
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function mcl_experience.add_experience(player, experience)
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local name = player:get_player_name()
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local temp_pool = pool[name]
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local old_bar, old_xp, old_level = temp_pool.bar, temp_pool.xp, temp_pool.level
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temp_pool.xp = math.min(math.max(temp_pool.xp + experience, 0), max_xp)
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if (temp_pool.xp >= temp_pool.xp_next_level) or (experience < 1) then
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temp_pool.level = mcl_experience.xp_to_level(temp_pool.xp)
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temp_pool.bar, temp_pool.bar_step, temp_pool.xp_next_level = mcl_experience.xp_to_bar(temp_pool.xp, temp_pool.level)
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if old_level ~= temp_pool.level then
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if minetest.get_us_time()/1000000 - temp_pool.last_time > 0.04 then
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if experience > 0 then
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minetest.sound_play("level_up",{gain=0.2,to_player = name})
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end
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temp_pool.last_time = minetest.get_us_time()/1000000
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end
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hud_manager.change_hud({player = player, hud_name = "xp_level", element = "text", data = tostring(temp_pool.level)})
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end
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else
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if minetest.get_us_time()/1000000 - temp_pool.last_time > 0.01 then
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temp_pool.last_time = minetest.get_us_time()/1000000
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if experience > 0 then
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minetest.sound_play("experience",{gain=0.1,to_player = name,pitch=math.random(75,99)/100})
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end
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end
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temp_pool.bar = temp_pool.bar + temp_pool.bar_step * experience
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end
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if old_bar ~= temp_pool.bar then
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hud_manager.change_hud({player = player, hud_name = "experience_bar", element = "number", data = math.floor(temp_pool.bar)})
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end
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end
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--reset player level
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local name
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local temp_pool
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local xp_amount
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minetest.register_on_dieplayer(function(player)
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if minetest.settings:get_bool("mcl_keepInventory", false) then
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return
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end
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name = player:get_player_name()
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temp_pool = pool[name]
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xp_amount = temp_pool.xp
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temp_pool.bar = 0
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temp_pool.level = 0
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temp_pool.xp = 0
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hud_manager.change_hud({player = player, hud_name = "xp_level", element = "text", data = tostring(temp_pool.level)})
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hud_manager.change_hud({player = player, hud_name = "experience_bar", element = "number", data = math.floor(temp_pool.bar)})
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mcl_experience.throw_experience(player:get_pos(), xp_amount)
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end)
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local name
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local collector, pos, pos2
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local direction, distance, player_velocity, goal
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local currentvel, acceleration, multiplier, velocity
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local node, vel, def
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local is_moving, is_slippery, slippery, slip_factor
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local size, data
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local function xp_step(self, dtime)
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--if item set to be collected then only execute go to player
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if self.collected == true then
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if not self.collector then
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self.collected = false
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return
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end
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collector = minetest.get_player_by_name(self.collector)
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if collector and collector:get_hp() > 0 and vector.distance(self.object:get_pos(),collector:get_pos()) < 5 then
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self.object:set_acceleration(vector.new(0,0,0))
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self.disable_physics(self)
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--get the variables
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pos = self.object:get_pos()
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pos2 = collector:get_pos()
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player_velocity = collector:get_player_velocity()
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pos2.y = pos2.y + 0.8
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direction = vector.direction(pos,pos2)
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distance = vector.distance(pos2,pos)
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multiplier = distance
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if multiplier < 1 then
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multiplier = 1
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end
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goal = vector.multiply(direction,multiplier)
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currentvel = self.object:get_velocity()
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if distance > 1 then
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multiplier = 20 - distance
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velocity = vector.multiply(direction,multiplier)
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goal = velocity
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acceleration = vector.new(goal.x-currentvel.x,goal.y-currentvel.y,goal.z-currentvel.z)
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self.object:add_velocity(vector.add(acceleration,player_velocity))
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elseif distance < 0.4 then
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mcl_experience.add_experience(collector, self._xp)
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self.object:remove()
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end
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return
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else
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self.collector = nil
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self.enable_physics(self)
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end
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end
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self.age = self.age + dtime
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if self.age > 300 then
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self.object:remove()
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return
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end
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pos = self.object:get_pos()
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if pos then
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node = minetest.get_node_or_nil({
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x = pos.x,
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y = pos.y -0.25,
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z = pos.z
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})
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else
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return
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end
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-- Remove nodes in 'ignore'
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if node and node.name == "ignore" then
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self.object:remove()
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return
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end
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if not self.physical_state then
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return -- Don't do anything
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end
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-- Slide on slippery nodes
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vel = self.object:get_velocity()
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def = node and registered_nodes[node.name]
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is_moving = (def and not def.walkable) or
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vel.x ~= 0 or vel.y ~= 0 or vel.z ~= 0
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is_slippery = false
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if def and def.walkable then
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slippery = minetest.get_item_group(node.name, "slippery")
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is_slippery = slippery ~= 0
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if is_slippery and (math.abs(vel.x) > 0.2 or math.abs(vel.z) > 0.2) then
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-- Horizontal deceleration
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slip_factor = 4.0 / (slippery + 4)
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self.object:set_acceleration({
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x = -vel.x * slip_factor,
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y = 0,
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z = -vel.z * slip_factor
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})
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elseif vel.y == 0 then
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is_moving = false
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end
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end
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if self.moving_state == is_moving and self.slippery_state == is_slippery then
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-- Do not update anything until the moving state changes
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return
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end
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self.moving_state = is_moving
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self.slippery_state = is_slippery
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if is_moving then
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self.object:set_acceleration(gravity)
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else
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self.object:set_acceleration({x = 0, y = 0, z = 0})
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self.object:set_velocity({x = 0, y = 0, z = 0})
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end
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end
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minetest.register_entity("mcl_experience:orb", {
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initial_properties = {
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hp_max = 1,
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physical = true,
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collide_with_objects = false,
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collisionbox = {-0.2, -0.2, -0.2, 0.2, 0.2, 0.2},
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visual = "sprite",
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visual_size = {x = 0.4, y = 0.4},
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textures = {name="experience_orb.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0}},
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spritediv = {x = 1, y = 14},
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initial_sprite_basepos = {x = 0, y = 0},
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is_visible = true,
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pointable = false,
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static_save = false,
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},
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moving_state = true,
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slippery_state = false,
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physical_state = true,
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-- Item expiry
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age = 0,
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-- Pushing item out of solid nodes
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force_out = nil,
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force_out_start = nil,
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--Collection Variables
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collectable = false,
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try_timer = 0,
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collected = false,
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delete_timer = 0,
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radius = 4,
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on_activate = function(self, staticdata, dtime_s)
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self.object:set_velocity(vector.new(
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math.random(-2,2)*math.random(),
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math.random(2,5),
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math.random(-2,2)*math.random()
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))
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self.object:set_armor_groups({immortal = 1})
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self.object:set_velocity({x = 0, y = 2, z = 0})
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self.object:set_acceleration(gravity)
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local xp = tonumber(staticdata)
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self._xp = xp
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size = xp_to_size(xp)
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self.object:set_properties({
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visual_size = {x = size, y = size},
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glow = 14,
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})
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self.object:set_sprite({x=1,y=math.random(1,14)}, 14, 0.05, false)
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end,
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enable_physics = function(self)
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if not self.physical_state then
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self.physical_state = true
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self.object:set_properties({physical = true})
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self.object:set_velocity({x=0, y=0, z=0})
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self.object:set_acceleration(gravity)
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end
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end,
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disable_physics = function(self)
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if self.physical_state then
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self.physical_state = false
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self.object:set_properties({physical = false})
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self.object:set_velocity({x=0, y=0, z=0})
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self.object:set_acceleration({x=0, y=0, z=0})
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end
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end,
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on_step = function(self, dtime)
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xp_step(self, dtime)
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end,
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})
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minetest.register_chatcommand("xp", {
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params = S("[[<player>] <xp>]"),
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description = S("Gives a player some XP"),
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privs = {server=true},
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func = function(name, params)
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local player, xp = nil, 1000
|
|
local P, i = {}, 0
|
|
for str in string.gmatch(params, "([^ ]+)") do
|
|
i = i + 1
|
|
P[i] = str
|
|
end
|
|
if i > 2 then
|
|
return false, S("Error: Too many parameters!")
|
|
end
|
|
if i > 0 then
|
|
xp = tonumber(P[i])
|
|
end
|
|
if i < 2 then
|
|
player = minetest.get_player_by_name(name)
|
|
end
|
|
if i == 2 then
|
|
player = minetest.get_player_by_name(P[1])
|
|
end
|
|
if not xp then
|
|
return false, S("Error: Incorrect value of XP")
|
|
end
|
|
if not player then
|
|
return false, S("Error: Player not found")
|
|
end
|
|
mcl_experience.add_experience(player, xp)
|
|
local playername = player:get_player_name()
|
|
minetest.chat_send_player(name, S("Added @1 XP to @2, total: @3, experience level: @4", tostring(xp), playername, tostring(pool[playername].xp), tostring(pool[playername].level)))
|
|
end,
|
|
})
|
|
|
|
function mcl_experience.throw_experience(pos, amount)
|
|
local i, j = 0, 0
|
|
local obj, xp
|
|
while i < amount and j < 100 do
|
|
xp = math.min(math.random(1, math.min(32767, amount-math.floor(i/2))), amount-i)
|
|
obj = minetest.add_entity(pos, "mcl_experience:orb", tostring(xp))
|
|
if not obj then
|
|
return false
|
|
end
|
|
obj:set_velocity({
|
|
x=math.random(-2,2)*math.random(),
|
|
y=math.random(2,5),
|
|
z=math.random(-2,2)*math.random()
|
|
})
|
|
i = i + xp
|
|
j = j + 1
|
|
end
|
|
end
|