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