Delete init.lua

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thunderdog1138 2019-12-18 15:12:17 -05:00 committed by GitHub
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-- global
pova = {}
-- local
local pova_list = {}
local min, max = math.min, math.max
-- time each override loop runs, 0 to disable
local pova_loop = minetest.settings:get_bool("pova_loop") or 1.0
-- if enabled activate main loop that totals override list on timer
if pova_loop > 0 then
local timer = 0
minetest.register_globalstep(function(dtime)
timer = timer + dtime
if timer < pova_loop then
return
end
timer = 0
-- loop through players and apply overrides
for _,player in ipairs(minetest.get_connected_players()) do
pova.do_override(player)
end
end)
end
-- global functions
pova.add_override = function(name, item, def)
-- nil check
if not name or not item then return end
-- priority defaults to 50 when not included
def.priority = tonumber(def.priority) or 50
-- if same item is assigned with lower priority then change ignored
if pova_list[name][item]
and pova_list[name][item].priority
and pova_list[name][item].priority > def.priority then
return
end
pova_list[name][item] = def
end
pova.get_override = function(name, item)
return pova_list[name][item]
end
pova.del_override = function(name, item)
pova_list[name][item] = nil
end
pova.do_override = function(player)
local name = player:get_player_name()
-- somehow player list is missing
if not pova_list[name] then
return
end
-- set base defaults
local speed, jump, gravity = 1, 1, 1
-- check for new defaults
if pova_list[name]["default"] then
speed = pova_list[name]["default"].speed or 1
jump = pova_list[name]["default"].jump or 1
gravity = pova_list[name]["default"].gravity or 1
end
-- loop through list of named overrides
for id, var in pairs(pova_list[name]) do
-- skip any custom names
if var
and id ~= "default"
and id ~= "min"
and id ~= "max"
and id ~= "force" then
-- add any additional changes
speed = speed + (pova_list[name][id].speed or 0)
jump = jump + (pova_list[name][id].jump or 0)
gravity = gravity + (pova_list[name][id].gravity or 0)
end
end
-- make sure total doesn't go below minimum values
if pova_list[name]["min"] then
speed = max(pova_list[name]["min"].speed or 0, speed)
jump = max(pova_list[name]["min"].jump or 0, jump)
gravity = max(pova_list[name]["min"].gravity or 0, gravity)
end
-- make sure total doesn't go above maximum values
if pova_list[name]["max"] then
speed = min(pova_list[name]["max"].speed or speed, speed)
jump = min(pova_list[name]["max"].jump or jump, jump)
gravity = min(pova_list[name]["max"].gravity or gravity, gravity)
end
-- force values (for things like sleeping in bed when speed is 0)
if pova_list[name]["force"] then
speed = pova_list[name]["force"].speed or speed
jump = pova_list[name]["force"].jump or jump
gravity = pova_list[name]["force"].gravity or gravity
end
-- for testing only
if name == "singleplayer" then
print ("speed: " .. speed .. " / jump: " .. jump .. " / gravity: " .. gravity)
end
-- set new overrides
player:set_physics_override(speed, jump, gravity)
end
-- set player table on join
minetest.register_on_joinplayer(function(player)
pova_list[ player:get_player_name() ] = {}
pova.do_override(player)
end)
-- reset player table on respawn
minetest.register_on_respawnplayer(function(player)
pova_list[ player:get_player_name() ] = {}
pova.do_override(player)
end)
-- blank player table on leave
minetest.register_on_leaveplayer(function(player)
pova_list[ player:get_player_name() ] = nil
end)
-- axe tool to showcase features
minetest.register_craftitem("pova:axe", {
description = "Test Axe (left to apply, right to remove effects)",
inventory_image = "default_tool_steelaxe.png",
on_use = function(itemstack, user, pointed_thing)
local name = user:get_player_name()
-- set new defaults
pova.add_override(name, "default", {speed = 2, jump = 3, gravity = 1})
-- define changes that are added onto defaults
pova.add_override(name, "test", {speed = 1, jump = -1, gravity = 0.5})
--= speed is now 3, jump is 2 and gravity is 1.5
-- set new minimum for jump
pova.add_override(name, "min", {jump = 3})
-- add new maximum for speed
pova.add_override(name, "max", {speed = 2})
-- add force value for gravity
pova.add_override(name, "force", {gravity = 1.2})
--= speed is now max 2, jump is min 3 and gravity forced to 1.2
-- this wont get applied because priority is lower than 50
pova.add_override(name, "force", {speed = 8, priority = 10})
-- apply override
pova.do_override(user)
end,
on_place = function(itemstack, user, pointed_thing)
local name = user:get_player_name()
-- remove changes
pova.del_override(name, "min")
pova.del_override(name, "max")
pova.del_override(name, "force")
pova.del_override(name, "test")
pova.del_override(name, "default")
-- apply override
pova.do_override(user)
end,
})