VoxeLibre/mods/HUD/mcl_experience/init.lua

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local S = minetest.get_translator("mcl_experience")
mcl_experience = {}
local
minetest,math,vector,os,pairs,type
=
minetest,math,vector,os,pairs,type
local storage = minetest.get_mod_storage()
local registered_nodes
minetest.register_on_mods_loaded(function()
registered_nodes = minetest.registered_nodes
end)
local pool = {}
-- loads data from mod storage
local name
local temp_pool
local load_data = function(player)
name = player:get_player_name()
pool[name] = {}
temp_pool = pool[name]
if storage:get_int(name.."xp_save") > 0 then
temp_pool.xp_level = storage:get_int(name.."xp_level")
temp_pool.xp_bar = storage:get_int(name.."xp_bar" )
temp_pool.last_time= minetest.get_us_time()/1000000
else
temp_pool.xp_level = 0
temp_pool.xp_bar = 0
temp_pool.last_time= minetest.get_us_time()/1000000
end
end
-- saves data to be utilized on next login
local name
local temp_pool
local save_data = function(name)
if type(name) ~= "string" and name:is_player() then
name = name:get_player_name()
end
temp_pool = pool[name]
storage:set_int(name.."xp_level",temp_pool.xp_level)
storage:set_int(name.."xp_bar", temp_pool.xp_bar )
storage:set_int(name.."xp_save",1)
pool[name] = nil
end
-------hud manager
local minetest = minetest
local player_huds = {} -- the list of players hud lists (3d array)
hud_manager = {} -- hud manager class
-- terminate the player's list on leave
minetest.register_on_leaveplayer(function(player)
local name = player:get_player_name()
player_huds[name] = nil
end)
-- create instance of new hud
hud_manager.add_hud = function(player,hud_name,def)
local name = player:get_player_name()
local local_hud = player:hud_add({
hud_elem_type = def.hud_elem_type,
position = def.position,
text = def.text,
number = def.number,
direction = def.direction,
size = def.size,
offset = def.offset,
})
-- create new 3d array here
-- depends.txt is not needed
-- with it here
if not player_huds[name] then
player_huds[name] = {}
end
player_huds[name][hud_name] = local_hud
end
-- delete instance of hud
hud_manager.remove_hud = function(player,hud_name)
local name = player:get_player_name()
if player_huds[name] and player_huds[name][hud_name] then
player:hud_remove(player_huds[name][hud_name])
player_huds[name][hud_name] = nil
end
end
-- change element of hud
hud_manager.change_hud = function(data)
local name = data.player:get_player_name()
if player_huds[name] and player_huds[name][data.hud_name] then
data.player:hud_change(player_huds[name][data.hud_name], data.element, data.data)
end
end
-- gets if hud exists
hud_manager.hud_exists = function(player,hud_name)
local name = player:get_player_name()
if player_huds[name] and player_huds[name][hud_name] then
return(true)
else
return(false)
end
end
-------------------
-- saves specific users data for when they relog
minetest.register_on_leaveplayer(function(player)
save_data(player)
end)
-- is used for shutdowns to save all data
local save_all = function()
for name,_ in pairs(pool) do
save_data(name)
end
end
-- save all data to mod storage on shutdown
minetest.register_on_shutdown(function()
save_all()
end)
local name
function mcl_experience.get_player_xp_level(player)
name = player:get_player_name()
return(pool[name].xp_level)
end
local name
local temp_pool
function mcl_experience.set_player_xp_level(player,level)
name = player:get_player_name()
pool[name].xp_level = level
hud_manager.change_hud({
player = player,
hud_name = "xp_level_fg",
element = "text",
data = tostring(level)
})
hud_manager.change_hud({
player = player,
hud_name = "xp_level_bg",
element = "text",
data = tostring(level)
})
end
minetest.hud_replace_builtin("health",{
hud_elem_type = "statbar",
position = {x = 0.5, y = 1},
text = "heart.png",
number = core.PLAYER_MAX_HP_DEFAULT,
direction = 0,
size = {x = 24, y = 24},
offset = {x = (-10 * 24) - 25, y = -(48 + 24 + 38)},
})
local name
local temp_pool
minetest.register_on_joinplayer(function(player)
load_data(player)
name = player:get_player_name()
temp_pool = pool[name]
hud_manager.add_hud(player,"experience_bar_background",{
hud_elem_type = "statbar",
position = {x=0.5, y=1},
name = "experience bar background",
text = "experience_bar_background.png",
number = 36,
direction = 0,
offset = {x = (-8 * 28) - 29, y = -(48 + 24 + 16)},
size = { x=28, y=28 },
z_index = 0,
})
hud_manager.add_hud(player,"experience_bar",{
hud_elem_type = "statbar",
position = {x=0.5, y=1},
name = "experience bar",
text = "experience_bar.png",
number = temp_pool.xp_bar,
direction = 0,
offset = {x = (-8 * 28) - 29, y = -(48 + 24 + 16)},
size = { x=28, y=28 },
z_index = 0,
})
hud_manager.add_hud(player,"xp_level_bg",{
hud_elem_type = "text",
position = {x=0.5, y=1},
name = "xp_level_bg",
text = tostring(temp_pool.xp_level),
number = 0x000000,
offset = {x = 0, y = -(48 + 24 + 24)},
z_index = 0,
})
hud_manager.add_hud(player,"xp_level_fg",{
hud_elem_type = "text",
position = {x=0.5, y=1},
name = "xp_level_fg",
text = tostring(temp_pool.xp_level),
number = 0xFFFFFF,
offset = {x = -1, y = -(48 + 24 + 25)},
z_index = 0,
})
end)
local name
local temp_pool
local function level_up_experience(player)
name = player:get_player_name()
temp_pool = pool[name]
temp_pool.xp_level = temp_pool.xp_level + 1
hud_manager.change_hud({
player = player,
hud_name = "xp_level_fg",
element = "text",
data = tostring(temp_pool.xp_level)
})
hud_manager.change_hud({
player = player,
hud_name = "xp_level_bg",
element = "text",
data = tostring(temp_pool.xp_level)
})
end
local name
local temp_pool
function mcl_experience.add_experience(player,experience)
name = player:get_player_name()
temp_pool = pool[name]
temp_pool.xp_bar = temp_pool.xp_bar + experience
if temp_pool.xp_bar > 36 then
if minetest.get_us_time()/1000000 - temp_pool.last_time > 0.04 then
minetest.sound_play("level_up",{gain=0.2,to_player = name})
temp_pool.last_time = minetest.get_us_time()/1000000
end
temp_pool.xp_bar = temp_pool.xp_bar - 36
level_up_experience(player)
else
if minetest.get_us_time()/1000000 - temp_pool.last_time > 0.01 then
temp_pool.last_time = minetest.get_us_time()/1000000
minetest.sound_play("experience",{gain=0.1,to_player = name,pitch=math.random(75,99)/100})
end
end
hud_manager.change_hud({
player = player,
hud_name = "experience_bar",
element = "number",
data = temp_pool.xp_bar
})
end
--reset player level
local name
local temp_pool
local xp_amount
minetest.register_on_dieplayer(function(player)
name = player:get_player_name()
temp_pool = pool[name]
xp_amount = temp_pool.xp_level
temp_pool.xp_bar = 0
temp_pool.xp_level = 0
hud_manager.change_hud({
player = player,
hud_name = "xp_level_fg",
element = "text",
data = tostring(temp_pool.xp_level)
})
hud_manager.change_hud({
player = player,
hud_name = "xp_level_bg",
element = "text",
data = tostring(temp_pool.xp_level)
})
hud_manager.change_hud({
player = player,
hud_name = "experience_bar",
element = "number",
data = temp_pool.xp_bar
})
mcl_experience.throw_experience(player:get_pos(), xp_amount)
end)
local name
local collector, pos, pos2
local direction, distance, player_velocity, goal
local currentvel, acceleration, multiplier, velocity
local node, vel, def
local is_moving, is_slippery, slippery, slip_factor
local size, data
local function xp_step(self, dtime)
--if item set to be collected then only execute go to player
if self.collected == true then
if not self.collector then
self.collected = false
return
end
collector = minetest.get_player_by_name(self.collector)
if collector and collector:get_hp() > 0 and vector.distance(self.object:get_pos(),collector:get_pos()) < 5 then
self.object:set_acceleration(vector.new(0,0,0))
self.disable_physics(self)
--get the variables
pos = self.object:get_pos()
pos2 = collector:get_pos()
player_velocity = collector:get_player_velocity()
pos2.y = pos2.y + 0.8
direction = vector.direction(pos,pos2)
distance = vector.distance(pos2,pos)
multiplier = distance
if multiplier < 1 then
multiplier = 1
end
goal = vector.multiply(direction,multiplier)
currentvel = self.object:get_velocity()
if distance > 1 then
multiplier = 20 - distance
velocity = vector.multiply(direction,multiplier)
goal = velocity
acceleration = vector.new(goal.x-currentvel.x,goal.y-currentvel.y,goal.z-currentvel.z)
self.object:add_velocity(vector.add(acceleration,player_velocity))
elseif distance < 0.4 then
mcl_experience.add_experience(collector,2)
self.object:remove()
end
return
else
self.collector = nil
self.enable_physics(self)
end
end
self.age = self.age + dtime
if self.age > 300 then
self.object:remove()
return
end
pos = self.object:get_pos()
if pos then
node = minetest.get_node_or_nil({
x = pos.x,
y = pos.y -0.25,
z = pos.z
})
else
return
end
-- Remove nodes in 'ignore'
if node and node.name == "ignore" then
self.object:remove()
return
end
if not self.physical_state then
return -- Don't do anything
end
-- Slide on slippery nodes
vel = self.object:get_velocity()
def = node and registered_nodes[node.name]
is_moving = (def and not def.walkable) or
vel.x ~= 0 or vel.y ~= 0 or vel.z ~= 0
is_slippery = false
if def and def.walkable then
slippery = minetest.get_item_group(node.name, "slippery")
is_slippery = slippery ~= 0
if is_slippery and (math.abs(vel.x) > 0.2 or math.abs(vel.z) > 0.2) then
-- Horizontal deceleration
slip_factor = 4.0 / (slippery + 4)
self.object:set_acceleration({
x = -vel.x * slip_factor,
y = 0,
z = -vel.z * slip_factor
})
elseif vel.y == 0 then
is_moving = false
end
end
if self.moving_state == is_moving and self.slippery_state == is_slippery then
-- Do not update anything until the moving state changes
return
end
self.moving_state = is_moving
self.slippery_state = is_slippery
if is_moving then
self.object:set_acceleration({x = 0, y = -9.81, z = 0})
else
self.object:set_acceleration({x = 0, y = 0, z = 0})
self.object:set_velocity({x = 0, y = 0, z = 0})
end
end
minetest.register_entity("mcl_experience:orb", {
initial_properties = {
hp_max = 1,
physical = true,
collide_with_objects = false,
collisionbox = {-0.2, -0.2, -0.2, 0.2, 0.2, 0.2},
visual = "sprite",
visual_size = {x = 0.4, y = 0.4},
textures = {name="experience_orb.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=2.0}},
spritediv = {x = 1, y = 14},
initial_sprite_basepos = {x = 0, y = 0},
is_visible = true,
pointable = false,
static_save = false,
},
moving_state = true,
slippery_state = false,
physical_state = true,
-- Item expiry
age = 0,
-- Pushing item out of solid nodes
force_out = nil,
force_out_start = nil,
--Collection Variables
collectable = false,
try_timer = 0,
collected = false,
delete_timer = 0,
radius = 4,
on_activate = function(self, staticdata, dtime_s)
self.object:set_velocity(vector.new(
math.random(-2,2)*math.random(),
math.random(2,5),
math.random(-2,2)*math.random()
))
self.object:set_armor_groups({immortal = 1})
self.object:set_velocity({x = 0, y = 2, z = 0})
self.object:set_acceleration({x = 0, y = -9.81, z = 0})
size = math.random(20,36)/100
self.object:set_properties({
visual_size = {x = size, y = size},
glow = 14,
})
self.object:set_sprite({x=1,y=math.random(1,14)}, 14, 0.05, false)
end,
enable_physics = function(self)
if not self.physical_state then
self.physical_state = true
self.object:set_properties({physical = true})
self.object:set_velocity({x=0, y=0, z=0})
self.object:set_acceleration({x=0, y=-9.81, z=0})
end
end,
disable_physics = function(self)
if self.physical_state then
self.physical_state = false
self.object:set_properties({physical = false})
self.object:set_velocity({x=0, y=0, z=0})
self.object:set_acceleration({x=0, y=0, z=0})
end
end,
on_step = function(self, dtime)
xp_step(self, dtime)
end,
})
minetest.register_chatcommand("xp", {
params = S("[<player>] [<xp>]"),
description = S("Gives [player <player>] [<xp>] XP"),
privs = {server=true},
func = function(name, params)
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) or (xp < 1) then
return false, S("Error: Incorrect number of XP")
end
if not player then
return false, S("Error: Player not found")
end
local pos = player:get_pos()
pos.y = pos.y + 1.2
mcl_experience.throw_experience(pos, xp)
end,
})
function mcl_experience.throw_experience(pos, amount)
for i = 1,amount do
object = minetest.add_entity(pos, "mcl_experience:orb")
if object then
object:set_velocity({
x=math.random(-2,2)*math.random(),
y=math.random(2,5),
z=math.random(-2,2)*math.random()
})
end
end
end