mirror of
https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-11-25 20:11:06 +01:00
Merge pull request 'Change kelp to use ABMs to solve performance issues' (#3417) from i_need_professional_kelp into master
Reviewed-on: https://git.minetest.land/MineClone2/MineClone2/pulls/3417
This commit is contained in:
ancientmarinerdev
commit
de56c72e15
1 changed files with 94 additions and 187 deletions
|
|
@ -25,9 +25,7 @@ local mt_get_node = minetest.get_node
|
|||
local mt_get_node_level = minetest.get_node_level
|
||||
local mt_get_node_max_level = minetest.get_node_max_level
|
||||
local mt_get_node_or_nil = minetest.get_node_or_nil
|
||||
local mt_get_node_timer = minetest.get_node_timer
|
||||
local mt_get_meta = minetest.get_meta
|
||||
local mt_hash_node_position = minetest.hash_node_position
|
||||
local mt_set_node = minetest.set_node
|
||||
local mt_swap_node = minetest.swap_node
|
||||
local mt_pos_to_string = minetest.pos_to_string
|
||||
|
|
@ -52,18 +50,11 @@ local table = table
|
|||
local kelp = {}
|
||||
mcl_ocean.kelp = kelp
|
||||
|
||||
-- Kelp minimum and maximum age. Once reached the maximum, kelp no longer grows.
|
||||
-- Once reach the maximum, kelp no longer grows.
|
||||
kelp.MIN_AGE = 0
|
||||
kelp.MAX_AGE = 25
|
||||
|
||||
-- Tick interval (in seconds) for updating kelp.
|
||||
kelp.TICK = 0.2
|
||||
|
||||
-- Tick interval (in seconds) to store kelp meta.
|
||||
kelp.META_TICK = 2
|
||||
|
||||
-- Max age queue length
|
||||
kelp.MAX_AGE_QUEUE = 20
|
||||
kelp.TICK = 0.2 -- Tick interval (in seconds) for updating kelp.
|
||||
|
||||
-- The average amount of growth for kelp in a day is 2.16 (https://youtu.be/5Bp4lAjAk3I)
|
||||
-- Normally, a day lasts 20 minutes, meaning kelp.next_grow() is executed
|
||||
|
|
@ -81,19 +72,6 @@ kelp.ROLL_GROWTH_DENOMINATOR = 100 * 1200
|
|||
-- Sounds used to dig and place kelp.
|
||||
kelp.leaf_sounds = mcl_sounds.node_sound_leaves_defaults()
|
||||
|
||||
-- Pool storing nodetimers
|
||||
kelp.timers_pool = {}
|
||||
|
||||
-- Pool storing age, indexed by pos_hash.
|
||||
kelp.age_pool = {}
|
||||
|
||||
-- Queue(List) of hashed positions to save their ages.
|
||||
-- Invalid ones may still persist in this queue.
|
||||
kelp.age_queue = {}
|
||||
-- Stores only valid positions of each hashed postiions.
|
||||
kelp.age_queue_pos = {}
|
||||
|
||||
|
||||
-- is age in the growable range?
|
||||
function kelp.is_age_growable(age)
|
||||
return age >= 0 and age < kelp.MAX_AGE
|
||||
|
|
@ -177,7 +155,8 @@ end
|
|||
-- Roll whether to grow kelp or not.
|
||||
function kelp.roll_growth(numerator, denominator)
|
||||
-- Optional params: numerator, denominator
|
||||
return math.random(denominator or kelp.ROLL_GROWTH_DENOMINATOR) <= (numerator or kelp.ROLL_GROWTH_NUMERATOR)
|
||||
--return math.random(denominator or kelp.ROLL_GROWTH_DENOMINATOR) <= (numerator or kelp.ROLL_GROWTH_NUMERATOR)
|
||||
return true -- probability done by ABM
|
||||
end
|
||||
|
||||
|
||||
|
|
@ -230,87 +209,50 @@ function kelp.next_param2(param2)
|
|||
return math.min(param2+16 - param2 % 16, 255);
|
||||
end
|
||||
|
||||
|
||||
-- Stores age from kelp.age_queue* into their respective meta
|
||||
function kelp.store_meta()
|
||||
local count = 0
|
||||
for _ in pairs(kelp.age_queue_pos) do
|
||||
count = count + 1
|
||||
local function store_age (pos, age)
|
||||
if pos then
|
||||
--minetest.log("age: ".. tostring(age) .. ", pos: ".. mt_pos_to_string(pos))
|
||||
mt_get_meta(pos):set_int("mcl_ocean:kelp_age", age)
|
||||
end
|
||||
-- chatlog(string.format("Storing age metadata: %d in queue", #kelp.age_queue))
|
||||
-- chatlog(string.format("Storing age metadata: %d valid in queue", count))
|
||||
for i=1,#kelp.age_queue do
|
||||
local pos_hash = kelp.age_queue[i]
|
||||
local pos = kelp.age_queue_pos[pos_hash]
|
||||
-- queued hashes may no longer point to a valid pos, e.g. kelp is destroyed.
|
||||
if pos then
|
||||
mt_get_meta(pos):set_int("mcl_ocean:kelp_age", kelp.age_pool[pos_hash])
|
||||
end
|
||||
|
||||
local function retrieve_age (pos, include_nil)
|
||||
local meta = mt_get_meta(pos)
|
||||
|
||||
if include_nil then
|
||||
local age_set = meta:contains("mcl_ocean:kelp_age")
|
||||
if not age_set then
|
||||
return nil
|
||||
end
|
||||
end
|
||||
kelp.age_queue = {}
|
||||
kelp.age_queue_pos = {}
|
||||
return meta:get_int("mcl_ocean:kelp_age")
|
||||
end
|
||||
|
||||
|
||||
-- Store and queue a kelp's age to be saved into meta later.
|
||||
function kelp.store_age(age, pos, pos_hash)
|
||||
-- Watched params: pos
|
||||
-- Optional params: pos_hash
|
||||
local pos_hash = pos_hash or mt_hash_node_position(pos)
|
||||
|
||||
kelp.age_pool[pos_hash] = age
|
||||
if not kelp.age_queue_pos[pos_hash] then
|
||||
table.insert(kelp.age_queue, pos_hash)
|
||||
kelp.age_queue_pos[pos_hash] = pos
|
||||
return true, pos_hash
|
||||
end
|
||||
|
||||
return false, pos_hash
|
||||
end
|
||||
|
||||
|
||||
-- Initialise a kelp's age.
|
||||
function kelp.init_age(pos, age, pos_hash, meta)
|
||||
function kelp.init_age(pos, age, from_lbm)
|
||||
-- Watched params: pos
|
||||
-- Optional params: age, pos_hash, meta
|
||||
local pos_hash = pos_hash or mt_hash_node_position(pos)
|
||||
local meta = meta or mt_get_meta(pos)
|
||||
-- Optional params: age, from_lbm
|
||||
|
||||
local new_age
|
||||
|
||||
local stored_age = retrieve_age(pos, from_lbm)
|
||||
|
||||
local age = age
|
||||
if age then
|
||||
kelp.store_age(age, pos, pos_hash)
|
||||
elseif not meta:contains("mcl_ocean:kelp_age") then
|
||||
age = kelp.roll_init_age()
|
||||
kelp.store_age(age, pos, pos_hash)
|
||||
--minetest.log("age: " .. tostring(age))
|
||||
store_age(pos, age)
|
||||
new_age = age
|
||||
elseif not stored_age then
|
||||
new_age = kelp.roll_init_age()
|
||||
--minetest.log("no kelp age set so init with: " .. tostring(new_age))
|
||||
store_age(pos, new_age)
|
||||
else
|
||||
age = meta:get_int("mcl_ocean:kelp_age")
|
||||
if not kelp.age_pool[pos_hash] then
|
||||
kelp.age_pool[pos_hash] = age
|
||||
end
|
||||
--minetest.log("stored_age: " .. tostring(stored_age))
|
||||
new_age = stored_age
|
||||
end
|
||||
|
||||
return age, pos_hash, meta
|
||||
return new_age
|
||||
end
|
||||
|
||||
|
||||
-- Initialise kelp nodetimer.
|
||||
function kelp.init_timer(pos, pos_hash)
|
||||
-- Optional params: pos_hash
|
||||
local pos_hash = pos_hash or mt_hash_node_position(pos)
|
||||
|
||||
local timer = kelp.timers_pool[pos_hash]
|
||||
if not timer then
|
||||
timer = mt_get_node_timer(pos)
|
||||
kelp.timers_pool[pos_hash] = timer
|
||||
end
|
||||
if not timer:is_started() then
|
||||
timer:start(kelp.TICK)
|
||||
end
|
||||
|
||||
return pos_hash
|
||||
end
|
||||
|
||||
|
||||
-- Apply next kelp height. The surface is swapped. so on_construct is skipped.
|
||||
function kelp.next_height(pos, node, pos_tip, node_tip, submerged, downward_flowing)
|
||||
-- Modified params: node
|
||||
|
|
@ -342,12 +284,11 @@ end
|
|||
|
||||
|
||||
-- Grow next kelp.
|
||||
function kelp.next_grow(age, pos, node, pos_hash, pos_tip, node_tip, submerged, downward_flowing)
|
||||
function kelp.next_grow(age, pos, node, pos_tip, node_tip, submerged, downward_flowing)
|
||||
-- Watched params: pos
|
||||
-- Modified params: node
|
||||
-- Optional params: node, pos_hash, pos_tip, node_tip, submerged, downward_flowing
|
||||
-- Optional params: node, pos_tip, node_tip, submerged, downward_flowing
|
||||
local node = node or mt_get_node(pos)
|
||||
local pos_hash = pos_hash or mt_hash_node_position(pos)
|
||||
local pos_tip = pos_tip
|
||||
local node_tip = node_tip or (pos_tip and mt_get_node(pos_tip))
|
||||
if not pos_tip then
|
||||
|
|
@ -361,8 +302,8 @@ function kelp.next_grow(age, pos, node, pos_hash, pos_tip, node_tip, submerged,
|
|||
end
|
||||
|
||||
kelp.next_height(pos, node, pos_tip, node_tip, submerged, downward_flowing)
|
||||
|
||||
return kelp.store_age(age, pos, pos_hash), node, pos_hash, pos_tip, node_tip, submerged, downward_flowing
|
||||
store_age(pos, age)
|
||||
return true, node, pos_tip, node_tip, submerged, downward_flowing
|
||||
end
|
||||
|
||||
|
||||
|
|
@ -420,75 +361,68 @@ function kelp.surface_on_dig(pos, node, digger)
|
|||
kelp.detach_dig(pos, pos, true, node)
|
||||
end
|
||||
|
||||
|
||||
function kelp.surface_after_dig_node(pos, node)
|
||||
return mt_set_node(pos, {name=minetest.registered_nodes[node.name].node_dig_prediction})
|
||||
end
|
||||
|
||||
|
||||
function kelp.surface_on_timer(pos)
|
||||
local function detach_unsubmerged(pos)
|
||||
local node = mt_get_node(pos)
|
||||
local pos_hash
|
||||
|
||||
-- Update detahed kelps
|
||||
local dig_pos,_, height = kelp.find_unsubmerged(pos, node)
|
||||
if dig_pos then
|
||||
pos_hash = mt_hash_node_position(pos)
|
||||
mt_sound_play(mt_registered_nodes[node.name].sounds.dug, { gain = 0.5, pos = dig_pos }, true)
|
||||
kelp.detach_dig(dig_pos, pos, true, node, height)
|
||||
kelp.store_age(kelp.roll_init_age(), pos, pos_hash)
|
||||
local new_age = kelp.roll_init_age()
|
||||
store_age(pos, new_age)
|
||||
end
|
||||
end
|
||||
|
||||
local function grow_kelp (pos)
|
||||
local node = mt_get_node(pos)
|
||||
|
||||
-- Grow kelp on chance
|
||||
if kelp.roll_growth() then
|
||||
pos_hash = pos_hash or mt_hash_node_position(pos)
|
||||
local age = kelp.age_pool[pos_hash]
|
||||
local age = retrieve_age(pos)
|
||||
|
||||
if not age then
|
||||
--minetest.log("init a new age as not set: " .. mt_pos_to_string(pos))
|
||||
kelp.init_age(pos, nil)
|
||||
end
|
||||
|
||||
if kelp.is_age_growable(age) then
|
||||
kelp.next_grow(age+1, pos, node, pos_hash)
|
||||
--minetest.log("age growable: ".. tostring(age) .. ", pos: ".. mt_pos_to_string(pos))
|
||||
kelp.next_grow(age+1, pos, node)
|
||||
else
|
||||
--minetest.log("age not: ".. tostring(age) .. ", pos: ".. mt_pos_to_string(pos))
|
||||
end
|
||||
end
|
||||
|
||||
return true
|
||||
end
|
||||
|
||||
function kelp.surface_on_construct(pos)
|
||||
local pos_hash = mt_hash_node_position(pos)
|
||||
kelp.init_age(pos, nil, pos_hash)
|
||||
kelp.init_timer(pos, pos_hash)
|
||||
--minetest.log("on construct kelp called")
|
||||
kelp.init_age(pos, nil)
|
||||
end
|
||||
|
||||
|
||||
function kelp.surface_on_destruct(pos)
|
||||
local node = mt_get_node(pos)
|
||||
local pos_hash = mt_hash_node_position(pos)
|
||||
|
||||
-- on_falling callback. Activated by pistons for falling nodes too.
|
||||
-- I'm not sure this works. I think piston digs water and the unsubmerged nature drops kelp.
|
||||
if kelp.is_falling(pos, node) then
|
||||
kelp.detach_drop(pos, kelp.get_height(node.param2))
|
||||
end
|
||||
|
||||
-- Removes position from queue
|
||||
kelp.age_queue_pos[pos_hash] = nil
|
||||
end
|
||||
|
||||
|
||||
|
||||
function kelp.surface_on_mvps_move(pos, node, oldpos, nodemeta)
|
||||
-- Pistons moving falling nodes will have already activated on_falling callback.
|
||||
--minetest.log("kelp.surface_on_mvps_move: " .. mt_pos_to_string(pos))
|
||||
kelp.detach_dig(pos, pos, mt_get_item_group(node.name, "falling_node") ~= 1, node)
|
||||
end
|
||||
|
||||
|
||||
-- NOTE: Old ABM implementation.
|
||||
-- local function surface_unsubmerged_abm(pos, node)
|
||||
-- local dig_pos = find_unsubmerged(pos, node)
|
||||
-- if dig_pos then
|
||||
-- detach_dig(dig_pos, pos, node, true)
|
||||
-- end
|
||||
-- return true
|
||||
-- end
|
||||
|
||||
|
||||
function kelp.kelp_on_place(itemstack, placer, pointed_thing)
|
||||
if pointed_thing.type ~= "node" or not placer then
|
||||
return itemstack
|
||||
|
|
@ -576,48 +510,29 @@ function kelp.kelp_on_place(itemstack, placer, pointed_thing)
|
|||
end
|
||||
|
||||
-- Initialize age and timer when it's planted on a new surface.
|
||||
local pos_hash = mt_hash_node_position(pos_under)
|
||||
local init_age = kelp.roll_init_age()
|
||||
|
||||
if new_surface then
|
||||
kelp.init_age(pos_under, nil, pos_hash)
|
||||
kelp.init_timer(pos_under, pos_hash)
|
||||
kelp.init_age(pos_under, init_age)
|
||||
else
|
||||
kelp.store_age(kelp.roll_init_age(), pos_under, pos_hash)
|
||||
store_age(pos_under, init_age)
|
||||
end
|
||||
|
||||
return itemstack
|
||||
end
|
||||
|
||||
|
||||
function kelp.lbm_register_nodetimer(pos, node)
|
||||
local pos_hash = mt_hash_node_position(pos)
|
||||
kelp.init_age(pos, nil, pos_hash)
|
||||
kelp.init_timer(pos, pos_hash)
|
||||
function kelp.lbm_register(pos)
|
||||
kelp.init_age(pos, nil, true)
|
||||
end
|
||||
|
||||
minetest.register_lbm({
|
||||
label = "Kelp initialise",
|
||||
name = "mcl_ocean:kelp_init",
|
||||
nodenames = { "group:kelp" },
|
||||
run_at_every_load = true, -- so old kelps are also initialised
|
||||
action = kelp.lbm_register,
|
||||
})
|
||||
|
||||
local gstep_time = 0
|
||||
function kelp.globalstep(dtime)
|
||||
if #kelp.age_queue > kelp.MAX_AGE_QUEUE then
|
||||
kelp.store_meta()
|
||||
end
|
||||
|
||||
gstep_time = gstep_time + dtime
|
||||
if gstep_time < kelp.META_TICK then
|
||||
return
|
||||
end
|
||||
gstep_time = 0
|
||||
|
||||
if #kelp.age_queue > 0 then
|
||||
kelp.store_meta()
|
||||
end
|
||||
end
|
||||
|
||||
|
||||
function kelp.on_shutdown()
|
||||
if #kelp.age_queue > 0 then
|
||||
kelp.store_meta()
|
||||
end
|
||||
end
|
||||
|
||||
--------------------------------------------------------------------------------
|
||||
-- Kelp registration API
|
||||
|
|
@ -664,7 +579,6 @@ kelp.surface_deftemplate = {
|
|||
on_destruct = kelp.surface_on_destruct,
|
||||
on_dig = kelp.surface_on_dig,
|
||||
after_dig_node = kelp.surface_after_dig_node,
|
||||
on_timer = kelp.surface_on_timer,
|
||||
mesecon = { on_mvps_move = kelp.surface_on_mvps_move, },
|
||||
drop = "", -- drops are handled in on_dig
|
||||
--_mcl_falling_node_alternative = is_falling and nodename or nil,
|
||||
|
|
@ -811,35 +725,28 @@ minetest.register_craft({
|
|||
burntime = 200,
|
||||
})
|
||||
|
||||
-- Global registration ------------------------------------------------------------------------
|
||||
|
||||
minetest.register_lbm({
|
||||
label = "Kelp initialise",
|
||||
name = "mcl_ocean:kelp_init",
|
||||
minetest.register_abm({
|
||||
label = "Kelp drops",
|
||||
nodenames = { "group:kelp" },
|
||||
run_at_every_load = true, -- so old kelps are also initialised
|
||||
action = kelp.lbm_register_nodetimer,
|
||||
interval = 1.0,
|
||||
chance = 1,
|
||||
catch_up = false,
|
||||
action = detach_unsubmerged, --surface_unsubmerged_abm,
|
||||
})
|
||||
|
||||
|
||||
minetest.register_globalstep(kelp.globalstep)
|
||||
minetest.register_on_shutdown(kelp.on_shutdown)
|
||||
|
||||
-- NOTE: Old ABM implementation.
|
||||
-- minetest.register_abm({
|
||||
-- label = "Kelp drops",
|
||||
-- nodenames = { "group:kelp" },
|
||||
-- interval = 1.0,
|
||||
-- chance = 1,
|
||||
-- catch_up = false,
|
||||
-- action = surface_unsubmerged_abm,
|
||||
-- })
|
||||
--
|
||||
-- minetest.register_abm({
|
||||
-- label = "Kelp growth",
|
||||
-- nodenames = { "group:kelp" },
|
||||
-- interval = 45,
|
||||
-- chance = 12,
|
||||
-- catch_up = false,
|
||||
-- action = grow_abm,
|
||||
-- })
|
||||
-- 50% growth over a minute https://minecraft.fandom.com/wiki/Tutorials/Kelp_farming
|
||||
-- 14% chance every random tick
|
||||
-- On average, blocks are updated every 68.27 seconds (1365.33 game ticks)
|
||||
-- 1 in 7 every 68
|
||||
-- 1 in 28 every 17
|
||||
-- 1 in 21 every 22
|
||||
-- https://minecraft.fandom.com/wiki/Tick#Random_tick
|
||||
minetest.register_abm({
|
||||
label = "Kelp growth",
|
||||
nodenames = { "group:kelp" },
|
||||
interval = 17, --17
|
||||
chance = 28,
|
||||
catch_up = false,
|
||||
action = grow_kelp,
|
||||
})
|
||||
|
|
|
|||
Loading…
Reference in a new issue