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Merge pull request 'Hopper minecart optimisation' (#3596) from hopper_minecart_optimisation into master

Reviewed-on: MineClone2/MineClone2#3596
Reviewed-by: 𝕵𝖔𝖍𝖆𝖓𝖓𝖊𝖘 𝕱𝖗𝖎𝖙𝖟 <mrrar@noreply.git.minetest.land>
This commit is contained in:
commit 6e107a77b5
3 changed files with 337 additions and 287 deletions

View File

@ -34,6 +34,36 @@ function mcl_util.mcl_log(message, module, bypass_default_logger)
end
end
-- This is a dtime timer than can be used in on_step functions so it works every x seconds
-- self - Object you want to store timer data on. E.g. mob or a minecart
-- dtime - The time since last run of on_step, should be passed in to function
-- timer_name - This is the name of the timer and also the key to store the data. No spaces + lowercase.
-- threshold - The time before it returns successful. 0.2 if you want to run it 5 times a second.
function mcl_util.check_dtime_timer(self, dtime, timer_name, threshold)
if not self or not threshold or not dtime then return end
if not timer_name or timer_name == "" then return end
if not self._timers then
self._timers = {}
end
if not self._timers[timer_name] then
self._timers[timer_name] = 0
else
self._timers[timer_name] = self._timers[timer_name] + dtime
--minetest.log("dtime: " .. tostring(self._timers[timer_name]))
end
if self._timers[timer_name] > threshold then
--minetest.log("Over threshold")
self._timers[timer_name] = 0
return true
--else
--minetest.log("Not over threshold")
end
return false
end
function mcl_util.file_exists(name)
if type(name) ~= "string" then return end
local f = io.open(name)

View File

@ -7,12 +7,7 @@ local pool = {}
local tick = false
local LOGGING_ON = minetest.settings:get_bool("mcl_logging_item_entities", false)
local function mcl_log(message)
if LOGGING_ON then
mcl_util.mcl_log(message, "[Item Entities]", true)
end
end
minetest.register_on_joinplayer(function(player)
pool[player:get_player_name()] = 0
@ -408,114 +403,173 @@ local function cxcz(o, cw, one, zero)
return o
end
local function hopper_take_item(self, pos)
--mcl_log("self.itemstring: ".. self.itemstring)
--mcl_log("self.itemstring: ".. minetest.pos_to_string(pos))
local function nodes_destroy_items (self, moveresult, def, nn)
local lg = minetest.get_item_group(nn, "lava")
local fg = minetest.get_item_group(nn, "fire")
local dg = minetest.get_item_group(nn, "destroys_items")
local objs = minetest.get_objects_inside_radius(pos, 2)
if objs and self.itemstring then
--mcl_log("there is an itemstring. Number of objs: ".. #objs)
for k, v in pairs(objs) do
local ent = v:get_luaentity()
-- Don't forget actual hoppers
if ent and ent.name == "mcl_minecarts:hopper_minecart" then
local taken_items = false
mcl_log("ent.name: " .. tostring(ent.name))
mcl_log("ent pos: " .. tostring(ent.object:get_pos()))
local inv = mcl_entity_invs.load_inv(ent, 5)
if not inv then
mcl_log("No inv")
return false
end
local current_itemstack = ItemStack(self.itemstring)
mcl_log("inv. size: " .. ent._inv_size)
if inv:room_for_item("main", current_itemstack) then
mcl_log("Room")
inv:add_item("main", current_itemstack)
self.object:get_luaentity().itemstring = ""
self.object:remove()
taken_items = true
else
mcl_log("no Room")
end
if not taken_items then
local items_remaining = current_itemstack:get_count()
-- This will take part of a floating item stack if no slot can hold the full amount
for i = 1, ent._inv_size, 1 do
local stack = inv:get_stack("main", i)
mcl_log("i: " .. tostring(i))
mcl_log("Items remaining: " .. items_remaining)
mcl_log("Name: " .. tostring(stack:get_name()))
if current_itemstack:get_name() == stack:get_name() then
mcl_log("We have a match. Name: " .. tostring(stack:get_name()))
local room_for = stack:get_stack_max() - stack:get_count()
mcl_log("Room for: " .. tostring(room_for))
if room_for == 0 then
-- Do nothing
mcl_log("No room")
elseif room_for < items_remaining then
mcl_log("We have more items remaining than space")
items_remaining = items_remaining - room_for
stack:set_count(stack:get_stack_max())
inv:set_stack("main", i, stack)
taken_items = true
else
local new_stack_size = stack:get_count() + items_remaining
stack:set_count(new_stack_size)
mcl_log("We have more than enough space. Now holds: " .. new_stack_size)
inv:set_stack("main", i, stack)
items_remaining = 0
self.object:get_luaentity().itemstring = ""
self.object:remove()
taken_items = true
break
end
mcl_log("Count: " .. tostring(stack:get_count()))
mcl_log("stack max: " .. tostring(stack:get_stack_max()))
--mcl_log("Is it empty: " .. stack:to_string())
end
if i == ent._inv_size and taken_items then
mcl_log("We are on last item and still have items left. Set final stack size: " .. items_remaining)
current_itemstack:set_count(items_remaining)
--mcl_log("Itemstack2: " .. current_itemstack:to_string())
self.itemstring = current_itemstack:to_string()
end
end
end
--Add in, and delete
if taken_items then
mcl_log("Saving")
mcl_entity_invs.save_inv(ent)
return taken_items
else
mcl_log("No need to save")
end
if (def and (lg ~= 0 or fg ~= 0 or dg == 1)) then
--Wait 2 seconds to allow mob drops to be cooked, & picked up instead of instantly destroyed.
if self.age > 2 and minetest.get_item_group(self.itemstring, "fire_immune") == 0 then
if dg ~= 2 then
minetest.sound_play("builtin_item_lava", { pos = self.object:get_pos(), gain = 0.5 })
end
self._removed = true
self.object:remove()
return true
end
end
return false
-- Destroy item when it collides with a cactus
if moveresult and moveresult.collides then
for _, collision in pairs(moveresult.collisions) do
local pos = collision.node_pos
if collision.type == "node" and minetest.get_node(pos).name == "mcl_core:cactus" then
-- TODO We need to play a sound when it gets destroyed
self._removed = true
self.object:remove()
return true
end
end
end
end
local function push_out_item_stuck_in_solid(self, dtime, p, def, is_in_water)
if not is_in_water and def and def.walkable and def.groups and def.groups.opaque == 1 then
local shootdir
local cx = (p.x % 1) - 0.5
local cz = (p.z % 1) - 0.5
local order = {}
-- First prepare the order in which the 4 sides are to be checked.
-- 1st: closest
-- 2nd: other direction
-- 3rd and 4th: other axis
if math.abs(cx) < math.abs(cz) then
order = cxcz(order, cx, "x", "z")
order = cxcz(order, cz, "z", "x")
else
order = cxcz(order, cz, "z", "x")
order = cxcz(order, cx, "x", "z")
end
-- Check which one of the 4 sides is free
for o = 1, #order do
local nn = minetest.get_node(vector.add(p, order[o])).name
local def = minetest.registered_nodes[nn]
if def and def.walkable == false and nn ~= "ignore" then
shootdir = order[o]
break
end
end
-- If none of the 4 sides is free, shoot upwards
if shootdir == nil then
shootdir = vector.new(0, 1, 0)
local nn = minetest.get_node(vector.add(p, shootdir)).name
if nn == "ignore" then
-- Do not push into ignore
return true
end
end
-- Set new item moving speed accordingly
local newv = vector.multiply(shootdir, 3)
self.object:set_acceleration(vector.zero())
self.object:set_velocity(newv)
disable_physics(self.object, self, false, false)
if shootdir.y == 0 then
self._force = newv
p.x = math.floor(p.x)
p.y = math.floor(p.y)
p.z = math.floor(p.z)
self._forcestart = p
self._forcetimer = 1
end
return true
end
-- This code is run after the entity got a push from above “push away” code.
-- It is responsible for making sure the entity is entirely outside the solid node
-- (with its full collision box), not just its center.
if self._forcetimer > 0 then
local cbox = self.object:get_properties().collisionbox
local ok = false
if self._force.x > 0 and (p.x > (self._forcestart.x + 0.5 + (cbox[4] - cbox[1]) / 2)) then ok = true
elseif self._force.x < 0 and (p.x < (self._forcestart.x + 0.5 - (cbox[4] - cbox[1]) / 2)) then ok = true
elseif self._force.z > 0 and (p.z > (self._forcestart.z + 0.5 + (cbox[6] - cbox[3]) / 2)) then ok = true
elseif self._force.z < 0 and (p.z < (self._forcestart.z + 0.5 - (cbox[6] - cbox[3]) / 2)) then ok = true end
-- Item was successfully forced out. No more pushing
if ok then
self._forcetimer = -1
self._force = nil
enable_physics(self.object, self)
else
self._forcetimer = self._forcetimer - dtime
end
return true
elseif self._force then
self._force = nil
enable_physics(self.object, self)
return true
end
end
local function move_items_in_water (self, p, def, node, is_floating, is_in_water)
-- Move item around on flowing liquids; add 'source' check to allow items to continue flowing a bit in the source block of flowing water.
if def and not is_floating and (def.liquidtype == "flowing" or def.liquidtype == "source") then
self._flowing = true
--[[ Get flowing direction (function call from flowlib), if there's a liquid.
NOTE: According to Qwertymine, flowlib.quickflow is only reliable for liquids with a flowing distance of 7.
Luckily, this is exactly what we need if we only care about water, which has this flowing distance. ]]
local vec = flowlib.quick_flow(p, node)
-- Just to make sure we don't manipulate the speed for no reason
if vec.x ~= 0 or vec.y ~= 0 or vec.z ~= 0 then
-- Minecraft Wiki: Flowing speed is "about 1.39 meters per second"
local f = 1.2
-- Set new item moving speed into the direciton of the liquid
local newv = vector.multiply(vec, f)
-- Swap to acceleration instead of a static speed to better mimic MC mechanics.
self.object:set_acceleration(vector.new(newv.x, -0.22, newv.z))
self.physical_state = true
self._flowing = true
self.object:set_properties({
physical = true
})
return true
end
if is_in_water and def.liquidtype == "source" then
local cur_vec = self.object:get_velocity()
-- apply some acceleration in the opposite direction so it doesn't slide forever
local vec = {
x = 0 - cur_vec.x * 0.9,
y = 3 - cur_vec.y * 0.9,
z = 0 - cur_vec.z * 0.9
}
self.object:set_acceleration(vec)
-- slow down the item in water
local vel = self.object:get_velocity()
if vel.y < 0 then
vel.y = vel.y * 0.9
end
self.object:set_velocity(vel)
if self.physical_state ~= false or self._flowing ~= true then
self.physical_state = true
self._flowing = true
self.object:set_properties({
physical = true
})
end
end
elseif self._flowing == true and not is_in_water and not is_floating then
-- Disable flowing physics if not on/in flowing liquid
self._flowing = false
enable_physics(self.object, self, true)
return true
end
end
minetest.register_entity(":__builtin:item", {
@ -785,19 +839,13 @@ minetest.register_entity(":__builtin:item", {
-- otherwise there might have some data corruption.
if self.itemstring == "" then
minetest.log("warning",
"Item entity with empty itemstring found at " .. minetest.pos_to_string(self.object:get_pos()) ..
"! Deleting it now.")
"Item entity with empty itemstring found and being deleted at: " .. minetest.pos_to_string(self.object:get_pos()))
self._removed = true
self.object:remove()
return
end
local p = self.object:get_pos()
-- If hopper has taken item, it has gone, and no operations should be conducted on this item
if hopper_take_item(self, p) then
return
end
local node = minetest.get_node(p)
local in_unloaded = node.name == "ignore"
@ -842,167 +890,12 @@ minetest.register_entity(":__builtin:item", {
-- Destroy item in lava, fire or special nodes
local def = minetest.registered_nodes[nn]
local lg = minetest.get_item_group(nn, "lava")
local fg = minetest.get_item_group(nn, "fire")
local dg = minetest.get_item_group(nn, "destroys_items")
if (def and (lg ~= 0 or fg ~= 0 or dg == 1)) then
--Wait 2 seconds to allow mob drops to be cooked, & picked up instead of instantly destroyed.
if self.age > 2 and minetest.get_item_group(self.itemstring, "fire_immune") == 0 then
if dg ~= 2 then
minetest.sound_play("builtin_item_lava", { pos = self.object:get_pos(), gain = 0.5 })
end
self._removed = true
self.object:remove()
return
end
end
-- Destroy item when it collides with a cactus
if moveresult and moveresult.collides then
for _, collision in pairs(moveresult.collisions) do
local pos = collision.node_pos
if collision.type == "node" and minetest.get_node(pos).name == "mcl_core:cactus" then
self._removed = true
self.object:remove()
return
end
end
end
if nodes_destroy_items(self, moveresult, def, nn) then return end
-- Push item out when stuck inside solid opaque node
if not is_in_water and def and def.walkable and def.groups and def.groups.opaque == 1 then
local shootdir
local cx = (p.x % 1) - 0.5
local cz = (p.z % 1) - 0.5
local order = {}
if push_out_item_stuck_in_solid(self, dtime, p, def, is_in_water) then return end
-- First prepare the order in which the 4 sides are to be checked.
-- 1st: closest
-- 2nd: other direction
-- 3rd and 4th: other axis
if math.abs(cx) < math.abs(cz) then
order = cxcz(order, cx, "x", "z")
order = cxcz(order, cz, "z", "x")
else
order = cxcz(order, cz, "z", "x")
order = cxcz(order, cx, "x", "z")
end
-- Check which one of the 4 sides is free
for o = 1, #order do
local nn = minetest.get_node(vector.add(p, order[o])).name
local def = minetest.registered_nodes[nn]
if def and def.walkable == false and nn ~= "ignore" then
shootdir = order[o]
break
end
end
-- If none of the 4 sides is free, shoot upwards
if shootdir == nil then
shootdir = vector.new(0, 1, 0)
local nn = minetest.get_node(vector.add(p, shootdir)).name
if nn == "ignore" then
-- Do not push into ignore
return
end
end
-- Set new item moving speed accordingly
local newv = vector.multiply(shootdir, 3)
self.object:set_acceleration(vector.zero())
self.object:set_velocity(newv)
disable_physics(self.object, self, false, false)
if shootdir.y == 0 then
self._force = newv
p.x = math.floor(p.x)
p.y = math.floor(p.y)
p.z = math.floor(p.z)
self._forcestart = p
self._forcetimer = 1
end
return
end
-- This code is run after the entity got a push from above “push away” code.
-- It is responsible for making sure the entity is entirely outside the solid node
-- (with its full collision box), not just its center.
if self._forcetimer > 0 then
local cbox = self.object:get_properties().collisionbox
local ok = false
if self._force.x > 0 and (p.x > (self._forcestart.x + 0.5 + (cbox[4] - cbox[1]) / 2)) then ok = true
elseif self._force.x < 0 and (p.x < (self._forcestart.x + 0.5 - (cbox[4] - cbox[1]) / 2)) then ok = true
elseif self._force.z > 0 and (p.z > (self._forcestart.z + 0.5 + (cbox[6] - cbox[3]) / 2)) then ok = true
elseif self._force.z < 0 and (p.z < (self._forcestart.z + 0.5 - (cbox[6] - cbox[3]) / 2)) then ok = true end
-- Item was successfully forced out. No more pushing
if ok then
self._forcetimer = -1
self._force = nil
enable_physics(self.object, self)
else
self._forcetimer = self._forcetimer - dtime
end
return
elseif self._force then
self._force = nil
enable_physics(self.object, self)
return
end
-- Move item around on flowing liquids; add 'source' check to allow items to continue flowing a bit in the source block of flowing water.
if def and not is_floating and (def.liquidtype == "flowing" or def.liquidtype == "source") then
self._flowing = true
--[[ Get flowing direction (function call from flowlib), if there's a liquid.
NOTE: According to Qwertymine, flowlib.quickflow is only reliable for liquids with a flowing distance of 7.
Luckily, this is exactly what we need if we only care about water, which has this flowing distance. ]]
local vec = flowlib.quick_flow(p, node)
-- Just to make sure we don't manipulate the speed for no reason
if vec.x ~= 0 or vec.y ~= 0 or vec.z ~= 0 then
-- Minecraft Wiki: Flowing speed is "about 1.39 meters per second"
local f = 1.2
-- Set new item moving speed into the direciton of the liquid
local newv = vector.multiply(vec, f)
-- Swap to acceleration instead of a static speed to better mimic MC mechanics.
self.object:set_acceleration(vector.new(newv.x, -0.22, newv.z))
self.physical_state = true
self._flowing = true
self.object:set_properties({
physical = true
})
return
end
if is_in_water and def.liquidtype == "source" then
local cur_vec = self.object:get_velocity()
-- apply some acceleration in the opposite direction so it doesn't slide forever
local vec = {
x = 0 - cur_vec.x * 0.9,
y = 3 - cur_vec.y * 0.9,
z = 0 - cur_vec.z * 0.9
}
self.object:set_acceleration(vec)
-- slow down the item in water
local vel = self.object:get_velocity()
if vel.y < 0 then
vel.y = vel.y * 0.9
end
self.object:set_velocity(vel)
if self.physical_state ~= false or self._flowing ~= true then
self.physical_state = true
self._flowing = true
self.object:set_properties({
physical = true
})
end
end
elseif self._flowing == true and not is_in_water and not is_floating then
-- Disable flowing physics if not on/in flowing liquid
self._flowing = false
enable_physics(self.object, self, true)
return
end
if move_items_in_water (self, p, def, node, is_floating, is_in_water) then return end
-- If node is not registered or node is walkably solid and resting on nodebox
local nn = minetest.get_node(vector.offset(p, 0, -0.5, 0)).name

View File

@ -11,6 +11,14 @@ mcl_minecarts.check_float_time = 15
dofile(mcl_minecarts.modpath.."/functions.lua")
dofile(mcl_minecarts.modpath.."/rails.lua")
local LOGGING_ON = minetest.settings:get_bool("mcl_logging_minecarts", false)
local function mcl_log(message)
if LOGGING_ON then
mcl_util.mcl_log(message, "[Minecarts]", true)
end
end
local function detach_driver(self)
if not self._driver then
return
@ -51,6 +59,134 @@ end
local activate_normal_minecart = detach_driver
local function hopper_take_item(self, dtime)
local pos = self.object:get_pos()
if not pos then return end
if not self or self.name ~= "mcl_minecarts:hopper_minecart" then return end
if mcl_util.check_dtime_timer(self, dtime, "hoppermc_take", 0.15) then
--minetest.log("The check timer was triggered: " .. dump(pos) .. ", name:" .. self.name)
else
--minetest.log("The check timer was not triggered")
return
end
--mcl_log("self.itemstring: ".. self.itemstring)
local above_pos = vector.offset(pos, 0, 0.9, 0)
--mcl_log("self.itemstring: ".. minetest.pos_to_string(above_pos))
local objs = minetest.get_objects_inside_radius(above_pos, 1.25)
if objs then
mcl_log("there is an itemstring. Number of objs: ".. #objs)
for k, v in pairs(objs) do
local ent = v:get_luaentity()
if ent._removed or not ent.itemstring or ent.itemstring == "" then
--minetest.log("Ignore this item")
break
end
-- Don't forget actual hoppers
local taken_items = false
mcl_log("ent.name: " .. tostring(ent.name))
mcl_log("ent pos: " .. tostring(ent.object:get_pos()))
local inv = mcl_entity_invs.load_inv(self, 5)
if not inv then
mcl_log("No inv")
return false
end
local current_itemstack = ItemStack(ent.itemstring)
mcl_log("inv. size: " .. self._inv_size)
if inv:room_for_item("main", current_itemstack) then
mcl_log("Room")
inv:add_item("main", current_itemstack)
ent.object:get_luaentity().itemstring = ""
ent.object:remove()
taken_items = true
else
mcl_log("no Room")
end
if not taken_items then
local items_remaining = current_itemstack:get_count()
-- This will take part of a floating item stack if no slot can hold the full amount
for i = 1, self._inv_size, 1 do
local stack = inv:get_stack("main", i)
mcl_log("i: " .. tostring(i))
mcl_log("Items remaining: " .. items_remaining)
mcl_log("Name: " .. tostring(stack:get_name()))
if current_itemstack:get_name() == stack:get_name() then
mcl_log("We have a match. Name: " .. tostring(stack:get_name()))
local room_for = stack:get_stack_max() - stack:get_count()
mcl_log("Room for: " .. tostring(room_for))
if room_for == 0 then
-- Do nothing
mcl_log("No room")
elseif room_for < items_remaining then
mcl_log("We have more items remaining than space")
items_remaining = items_remaining - room_for
stack:set_count(stack:get_stack_max())
inv:set_stack("main", i, stack)
taken_items = true
else
local new_stack_size = stack:get_count() + items_remaining
stack:set_count(new_stack_size)
mcl_log("We have more than enough space. Now holds: " .. new_stack_size)
inv:set_stack("main", i, stack)
items_remaining = 0
ent.object:get_luaentity().itemstring = ""
ent.object:remove()
taken_items = true
break
end
mcl_log("Count: " .. tostring(stack:get_count()))
mcl_log("stack max: " .. tostring(stack:get_stack_max()))
--mcl_log("Is it empty: " .. stack:to_string())
end
if i == self._inv_size and taken_items then
mcl_log("We are on last item and still have items left. Set final stack size: " .. items_remaining)
current_itemstack:set_count(items_remaining)
--mcl_log("Itemstack2: " .. current_itemstack:to_string())
ent.itemstring = current_itemstack:to_string()
end
end
end
--Add in, and delete
if taken_items then
mcl_log("Saving")
mcl_entity_invs.save_inv(ent)
return taken_items
else
mcl_log("No need to save")
end
end
end
return false
end
-- Table for item-to-entity mapping. Keys: itemstring, Values: Corresponding entity ID
local entity_mapping = {}
@ -182,6 +318,8 @@ local function register_entity(entity_id, mesh, textures, drop, on_rightclick, o
local passenger_attach_position = vector.new(0, -1.75, 0)
function cart:on_step(dtime)
hopper_take_item(self, dtime)
local ctrl, player = nil, nil
if self._driver then
player = minetest.get_player_by_name(self._driver)
@ -266,19 +404,8 @@ local function register_entity(entity_id, mesh, textures, drop, on_rightclick, o
return
end
-- Drop items and remove cart entity
local pname = ""
if player then
pname = player:get_player_name()
end
if not minetest.is_creative_enabled(pname) then
for d=1, #drop do
minetest.add_item(self.object:get_pos(), drop[d])
end
end
self.object:remove()
return
-- Do not drop minecart. It goes off the rails too frequently, and anyone using them for farms won't
-- notice and lose their iron and not bother. Not cool until fixed.
end
self._last_float_check = 0
end