forked from VoxeLibre/VoxeLibre
Haste and fatigue expanded and improved
* abstracted and refactored some parts of haste and fatigue * added and exposed new mcl_potions API functions * fixed haste and fatigue not altering the hand * mcl_meshhand now calls into mcl_potions when resetting the hand
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@ -4,6 +4,9 @@ local EF = {}
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mcl_potions.registered_effects = {}
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local registered_effects = mcl_potions.registered_effects -- shorthand ref
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-- effects affecting item speed utilize numerous hacks, so they have to be counted separately
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local item_speed_effects = {}
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local EFFECT_TYPES = 0
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minetest.register_on_mods_loaded(function()
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for _,_ in pairs(EF) do
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@ -90,6 +93,7 @@ end
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-- on_step - function(dtime, object, factor, duration) - running every step for all objects with this effect
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-- on_hit_timer - function(object, factor, duration) - if defined runs a hit_timer depending on timer_uses_factor value
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-- on_end - function(object) - called when the effect wears off
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-- after_end - function(object) - called when the effect wears off, after purging the data of the effect
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-- particle_color - string - colorstring for particles - defaults to #3000EE
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-- uses_factor - bool - whether factor affects the effect
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-- lvl1_factor - integer - factor for lvl1 effect - defaults to 1 if uses_factor
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@ -100,6 +104,14 @@ end
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-- dmg_mod_is_type - bool - damage_modifier string is used as type instead of flag of damage, defaults to false
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-- modifier_func - function(damage, effect_vals) - see damage_modifier, if not defined damage_modifier defaults to 100% resistance
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-- modifier_priority - integer - priority passed when registering damage_modifier - defaults to -50
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-- affects_item_speed - table
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-- -- if provided, effect gets added to the item_speed_effects table, this should be true if the effect affects item speeds,
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-- -- otherwise it won't work properly with other such effects (like haste and fatigue)
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-- -- -- factor_is_positive - bool - whether values of factor between 0 and 1 should be considered +factor% or speed multiplier
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-- -- -- - obviously +factor% is positive and speed multiplier is negative interpretation
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-- -- -- - values of factor higher than 1 will have a positive effect regardless
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-- -- -- - values of factor lower than 0 will have a negative effect regardless
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-- -- -- - open an issue on our tracker if you have a usage that isn't supported by this API
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function mcl_potions.register_effect(def)
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local modname = minetest.get_current_modname()
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local name = def.name
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@ -176,6 +188,7 @@ function mcl_potions.register_effect(def)
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end
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registered_effects[name] = pdef
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EF[name] = {}
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item_speed_effects[name] = def.affects_item_speed
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end
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mcl_potions.register_effect({
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@ -817,16 +830,68 @@ mcl_potions.register_effect({
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uses_factor = true,
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})
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-- constants relevant for effects altering mining and attack speed
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local LONGEST_MINING_TIME = 300
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local LONGEST_PUNCH_INTERVAL = 10
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mcl_potions.LONGEST_MINING_TIME = LONGEST_MINING_TIME
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mcl_potions.LONGEST_PUNCH_INTERVAL = LONGEST_PUNCH_INTERVAL
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function mcl_potions.apply_haste_fatigue(toolcaps, h_fac, f_fac)
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if f_fac == 0 then
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local fpi = toolcaps.full_punch_interval
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toolcaps.full_punch_interval = fpi > LONGEST_PUNCH_INTERVAL and fpi or LONGEST_PUNCH_INTERVAL
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else
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toolcaps.full_punch_interval = toolcaps.full_punch_interval / (1+h_fac) / f_fac
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end
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for name, group in pairs(toolcaps.groupcaps) do
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local t = group.times
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for i=1, #t do
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if f_fac == 0 then
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t[i] = t[i] > LONGEST_MINING_TIME and t[i] or LONGEST_MINING_TIME
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else
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local old_time = t[i]
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t[i] = t[i] / (1+h_fac) / f_fac
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if old_time < LONGEST_MINING_TIME and t[i] > LONGEST_MINING_TIME then
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t[i] = LONGEST_MINING_TIME
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end
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end
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end
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end
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return toolcaps
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end
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function mcl_potions.hf_update_internal(hand, object)
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local meta = hand:get_meta()
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local h_fac = mcl_potions.get_total_haste(object)
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local f_fac = mcl_potions.get_total_fatigue(object)
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local toolcaps = hand:get_tool_capabilities()
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meta:set_tool_capabilities(mcl_potions.apply_haste_fatigue(toolcaps, h_fac, f_fac))
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return hand
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end
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local function haste_fatigue_hand_update(object)
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local inventory = object:get_inventory()
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if not inventory or inventory:get_size("hand") < 1 then return end
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local hand = inventory:get_stack("hand", 1)
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inventory:set_stack("hand", 1, mcl_potions.hf_update_internal(hand, object))
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end
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mcl_potions.register_effect({
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name = "haste",
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description = S("Haste"),
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res_condition = function(object)
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return (not object:is_player())
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end,
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on_start = haste_fatigue_hand_update,
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after_end = function(object)
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haste_fatigue_hand_update(object)
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mcl_potions._reset_haste_fatigue_item_meta(object)
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end,
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particle_color = "#FFFF00",
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uses_factor = true,
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lvl1_factor = 0.2,
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lvl2_factor = 0.4,
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affects_item_speed = {factor_is_positive = true},
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})
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mcl_potions.register_effect({
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@ -835,31 +900,27 @@ mcl_potions.register_effect({
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res_condition = function(object)
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return (not object:is_player())
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end,
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on_start = haste_fatigue_hand_update,
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after_end = function(object)
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haste_fatigue_hand_update(object)
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mcl_potions._reset_haste_fatigue_item_meta(object)
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end,
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particle_color = "#64643D",
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uses_factor = true,
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lvl1_factor = 0.3,
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lvl2_factor = 0.09,
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affects_item_speed = {},
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})
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-- implementation of haste and fatigue effects
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local LONGEST_MINING_TIME = 300
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local LONGEST_PUNCH_INTERVAL = 10
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function mcl_potions.update_haste_and_fatigue(player)
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if mcl_gamemode.get_gamemode(player) == "creative" then return end
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local item = player:get_wielded_item()
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local meta = item:get_meta()
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local haste = EF.haste[player]
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local fatigue = EF.fatigue[player]
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local item_haste = meta:get_float("mcl_potions:haste")
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local item_fatig = 1 - meta:get_float("mcl_potions:fatigue")
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local h_fac
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if haste then h_fac = haste.factor
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else h_fac = 0 end
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if h_fac < 0 then h_fac = 0 end
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local f_fac
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if fatigue then f_fac = fatigue.factor
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else f_fac = 1 end
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if f_fac < 0 then f_fac = 0 end
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local h_fac = mcl_potions.get_total_haste(player)
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local f_fac = mcl_potions.get_total_fatigue(player)
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if item_haste ~= h_fac or item_fatig ~= f_fac then
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if h_fac ~= 0 then meta:set_float("mcl_potions:haste", h_fac)
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else meta:set_string("mcl_potions:haste", "") end
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@ -872,39 +933,22 @@ function mcl_potions.update_haste_and_fatigue(player)
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return
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end
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local toolcaps = item:get_tool_capabilities()
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if f_fac == 0 then
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local fpi = toolcaps.full_punch_interval
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toolcaps.full_punch_interval = fpi > LONGEST_PUNCH_INTERVAL and fpi or LONGEST_PUNCH_INTERVAL
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else
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toolcaps.full_punch_interval = toolcaps.full_punch_interval / (1+h_fac) / f_fac
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end
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for name, group in pairs(toolcaps.groupcaps) do
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local t = group.times
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for i=1, #t do
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if f_fac == 0 then
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t[i] = t[i] > LONGEST_MINING_TIME and t[i] or LONGEST_MINING_TIME
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else
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local old_time = t[i]
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t[i] = t[i] / (1+h_fac) / f_fac
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if old_time < LONGEST_MINING_TIME and t[i] > LONGEST_MINING_TIME then
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t[i] = LONGEST_MINING_TIME
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end
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end
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end
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end
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meta:set_tool_capabilities(toolcaps)
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meta:set_tool_capabilities(mcl_potions.apply_haste_fatigue(toolcaps, h_fac, f_fac))
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player:set_wielded_item(item)
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end
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haste_fatigue_hand_update(player, h_fac, f_fac)
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end
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minetest.register_on_punchnode(function(pos, node, puncher, pointed_thing)
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mcl_potions.update_haste_and_fatigue(puncher)
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end)
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minetest.register_on_punchplayer(function(player, hitter)
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if not hitter:is_player() then return end -- TODO implement haste and fatigue support for mobs?
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mcl_potions.update_haste_and_fatigue(hitter)
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end)
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-- update when hitting mob implemented in mcl_mobs/combat.lua
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-- ██╗░░░██╗██████╗░██████╗░░█████╗░████████╗███████╗
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-- ██║░░░██║██╔══██╗██╔══██╗██╔══██╗╚══██╔══╝██╔════╝
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-- ██║░░░██║██████╔╝██║░░██║███████║░░░██║░░░█████╗░░
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@ -1132,6 +1176,7 @@ minetest.register_globalstep(function(dtime)
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if not EF[name][object] or EF[name][object].timer >= vals.dur then
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if effect.on_end then effect.on_end(object) end
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EF[name][object] = nil
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if effect.after_end then effect.after_end(object) end
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if object:is_player() then
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meta = object:get_meta()
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meta:set_string("mcl_potions:"..name, minetest.serialize(EF[name][object]))
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@ -1315,6 +1360,31 @@ function mcl_potions.get_effect_level(object, effect_name)
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return registered_effects[effect_name].factor_to_level(effect.factor)
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end
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function mcl_potions.get_total_haste(object)
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local accum_factor = 1
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for name, def in pairs(item_speed_effects) do
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if EF[name][object] then
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local factor = EF[name][object].factor
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if def.factor_is_positive then factor = factor + 1 end
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if factor > 1 then accum_factor = accum_factor * factor end
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end
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end
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return accum_factor - 1
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end
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function mcl_potions.get_total_fatigue(object)
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local accum_factor = 1
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for name, def in pairs(item_speed_effects) do
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if EF[name][object] then
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local factor = EF[name][object].factor
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if def.factor_is_positive then factor = factor + 1 end
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if factor <= 0 then return 0 end
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if factor < 1 then accum_factor = accum_factor * factor end
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end
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end
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return accum_factor
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end
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function mcl_potions.clear_effect(object, effect)
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EF[effect][object] = nil
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if not object:is_player() then return end
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@ -76,13 +76,16 @@ else
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end
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function mcl_meshhand.update_player(player)
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local hand
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if mcl_skins_enabled then
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local node_id = mcl_skins.get_node_id_by_player(player)
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player:get_inventory():set_stack("hand", 1, "mcl_meshhand:" .. node_id)
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hand = ItemStack("mcl_meshhand:" .. node_id)
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else
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local creative = minetest.is_creative_enabled(player:get_player_name())
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player:get_inventory():set_stack("hand", 1, "mcl_meshhand:hand" .. (creative and "_crea" or "_surv"))
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hand = ItemStack("mcl_meshhand:hand" .. (creative and "_crea" or "_surv"))
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end
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if not mcl_potions then player:get_inventory():set_stack("hand", 1, hand) end
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player:get_inventory():set_stack("hand", 1, mcl_potions.hf_update_internal(hand, player))
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end
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minetest.register_on_joinplayer(function(player)
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