mirror of
https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-12-29 03:19:33 +01:00
694 lines
22 KiB
Lua
694 lines
22 KiB
Lua
--basic settings
|
|
local item_drop_settings = {} --settings table
|
|
item_drop_settings.age = 1.0 --how old a dropped item (_insta_collect==false) has to be before collecting
|
|
item_drop_settings.radius_magnet = 2.0 --radius of item magnet. MUST BE LARGER THAN radius_collect!
|
|
item_drop_settings.radius_collect = 0.2 --radius of collection
|
|
item_drop_settings.player_collect_height = 1.0 --added to their pos y value
|
|
item_drop_settings.collection_safety = false --do this to prevent items from flying away on laggy servers
|
|
item_drop_settings.random_item_velocity = true --this sets random item velocity if velocity is 0
|
|
item_drop_settings.drop_single_item = false --if true, the drop control drops 1 item instead of the entire stack, and sneak+drop drops the stack
|
|
-- drop_single_item is disabled by default because it is annoying to throw away items from the intentory screen
|
|
|
|
item_drop_settings.magnet_time = 0.75 -- how many seconds an item follows the player before giving up
|
|
|
|
local get_gravity = function()
|
|
return tonumber(minetest.settings:get("movement_gravity")) or 9.81
|
|
end
|
|
|
|
local check_pickup_achievements = function(object, player)
|
|
local itemname = ItemStack(object:get_luaentity().itemstring):get_name()
|
|
if minetest.get_item_group(itemname, "tree") ~= 0 then
|
|
awards.unlock(player:get_player_name(), "mcl:mineWood")
|
|
elseif itemname == "mcl_mobitems:blaze_rod" then
|
|
awards.unlock(player:get_player_name(), "mcl:blazeRod")
|
|
elseif itemname == "mcl_mobitems:leather" then
|
|
awards.unlock(player:get_player_name(), "mcl:killCow")
|
|
elseif itemname == "mcl_core:diamond" then
|
|
awards.unlock(player:get_player_name(), "mcl:diamonds")
|
|
end
|
|
end
|
|
|
|
local enable_physics = function(object, luaentity, ignore_check)
|
|
if luaentity.physical_state == false or ignore_check == true then
|
|
luaentity.physical_state = true
|
|
object:set_properties({
|
|
physical = true
|
|
})
|
|
object:set_velocity({x=0,y=0,z=0})
|
|
object:set_acceleration({x=0,y=-get_gravity(),z=0})
|
|
end
|
|
end
|
|
|
|
local disable_physics = function(object, luaentity, ignore_check, reset_movement)
|
|
if luaentity.physical_state == true or ignore_check == true then
|
|
luaentity.physical_state = false
|
|
object:set_properties({
|
|
physical = false
|
|
})
|
|
if reset_movement ~= false then
|
|
object:set_velocity({x=0,y=0,z=0})
|
|
object:set_acceleration({x=0,y=0,z=0})
|
|
end
|
|
end
|
|
end
|
|
|
|
minetest.register_globalstep(function(dtime)
|
|
for _,player in ipairs(minetest.get_connected_players()) do
|
|
if player:get_hp() > 0 or not minetest.settings:get_bool("enable_damage") then
|
|
local pos = player:get_pos()
|
|
local inv = player:get_inventory()
|
|
local checkpos = {x=pos.x,y=pos.y + item_drop_settings.player_collect_height,z=pos.z}
|
|
|
|
--magnet and collection
|
|
for _,object in ipairs(minetest.get_objects_inside_radius(checkpos, item_drop_settings.radius_magnet)) do
|
|
if not object:is_player() and object:get_luaentity() and object:get_luaentity().name == "__builtin:item" and object:get_luaentity()._magnet_timer and (object:get_luaentity()._insta_collect or (object:get_luaentity().age > item_drop_settings.age)) then
|
|
object:get_luaentity()._magnet_timer = object:get_luaentity()._magnet_timer + dtime
|
|
local collected = false
|
|
if object:get_luaentity()._magnet_timer >= 0 and object:get_luaentity()._magnet_timer < item_drop_settings.magnet_time and inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
|
|
|
|
-- Collection
|
|
if vector.distance(checkpos, object:get_pos()) <= item_drop_settings.radius_collect and not object:get_luaentity()._removed then
|
|
-- Ignore if itemstring is not set yet
|
|
if object:get_luaentity().itemstring ~= "" then
|
|
inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
|
|
minetest.sound_play("item_drop_pickup", {
|
|
pos = pos,
|
|
max_hear_distance = 16,
|
|
gain = 1.0,
|
|
})
|
|
check_pickup_achievements(object, player)
|
|
|
|
|
|
-- Destroy entity
|
|
-- This just prevents this section to be run again because object:remove() doesn't remove the item immediately.
|
|
object:get_luaentity()._removed = true
|
|
object:remove()
|
|
collected = true
|
|
end
|
|
|
|
-- Magnet
|
|
else
|
|
|
|
object:get_luaentity()._magnet_active = true
|
|
object:get_luaentity()._collector_timer = 0
|
|
|
|
-- Move object to player
|
|
disable_physics(object, object:get_luaentity())
|
|
|
|
local opos = object:get_pos()
|
|
local vec = vector.subtract(checkpos, opos)
|
|
vec = vector.add(opos, vector.divide(vec, 2))
|
|
object:moveto(vec)
|
|
|
|
|
|
--fix eternally falling items
|
|
minetest.after(0, function(object)
|
|
local lua = object:get_luaentity()
|
|
if lua then
|
|
object:setacceleration({x=0, y=0, z=0})
|
|
end
|
|
end, object)
|
|
|
|
|
|
--this is a safety to prevent items flying away on laggy servers
|
|
if item_drop_settings.collection_safety == true then
|
|
if object:get_luaentity().init ~= true then
|
|
object:get_luaentity().init = true
|
|
minetest.after(1, function(args)
|
|
local playername = args[1]
|
|
local player = minetest.get_player_by_name(playername)
|
|
local object = args[2]
|
|
local lua = object:get_luaentity()
|
|
if player == nil or not player:is_player() or object == nil or lua == nil or lua.itemstring == nil then
|
|
return
|
|
end
|
|
if inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
|
|
inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
|
|
if not object:get_luaentity()._removed then
|
|
minetest.sound_play("item_drop_pickup", {
|
|
pos = pos,
|
|
max_hear_distance = 16,
|
|
gain = 1.0,
|
|
})
|
|
end
|
|
check_pickup_achievements(object, player)
|
|
object:get_luaentity()._removed = true
|
|
object:remove()
|
|
else
|
|
enable_physics(object, object:get_luaentity())
|
|
end
|
|
end, {player:get_player_name(), object})
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
if not collected then
|
|
if object:get_luaentity()._magnet_timer > 1 then
|
|
object:get_luaentity()._magnet_timer = -item_drop_settings.magnet_time
|
|
object:get_luaentity()._magnet_active = false
|
|
elseif object:get_luaentity()._magnet_timer < 0 then
|
|
object:get_luaentity()._magnet_timer = object:get_luaentity()._magnet_timer + dtime
|
|
end
|
|
end
|
|
|
|
end
|
|
end
|
|
|
|
end
|
|
end
|
|
end)
|
|
|
|
local minigroups = { "shearsy", "swordy", "shearsy_wool", "swordy_cobweb" }
|
|
local basegroups = { "pickaxey", "axey", "shovely" }
|
|
local materials = { "wood", "gold", "stone", "iron", "diamond" }
|
|
|
|
-- Checks if the given node would drop its useful drop if dug by a tool
|
|
-- with the given tool capabilities. Returns true if it will yield its useful
|
|
-- drop, false otherwise.
|
|
local check_can_drop = function(node_name, tool_capabilities)
|
|
local handy = minetest.get_item_group(node_name, "handy")
|
|
local dig_immediate = minetest.get_item_group(node_name, "dig_immediate")
|
|
if handy == 1 or dig_immediate == 2 or dig_immediate == 3 then
|
|
return true
|
|
else
|
|
local toolgroupcaps
|
|
if tool_capabilities then
|
|
toolgroupcaps = tool_capabilities.groupcaps
|
|
else
|
|
return false
|
|
end
|
|
|
|
-- Compare node groups with tool capabilities
|
|
for m=1, #minigroups do
|
|
local minigroup = minigroups[m]
|
|
local g = minetest.get_item_group(node_name, minigroup)
|
|
if g ~= 0 then
|
|
local plus = minigroup .. "_dig"
|
|
if toolgroupcaps[plus] then
|
|
return true
|
|
end
|
|
end
|
|
end
|
|
for b=1, #basegroups do
|
|
local basegroup = basegroups[b]
|
|
local g = minetest.get_item_group(node_name, basegroup)
|
|
if g ~= 0 then
|
|
for m=g, #materials do
|
|
local plus = basegroup .. "_dig_"..materials[m]
|
|
if toolgroupcaps[plus] then
|
|
return true
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
return false
|
|
end
|
|
end
|
|
|
|
function minetest.handle_node_drops(pos, drops, digger)
|
|
-- NOTE: This function override allows digger to be nil.
|
|
-- This means there is no digger. This is a special case which allows this function to be called
|
|
-- by hand. Creative Mode is intentionally ignored in this case.
|
|
|
|
local doTileDrops = minetest.settings:get_bool("mcl_doTileDrops") or true
|
|
if (digger ~= nil and minetest.settings:get_bool("creative_mode")) or doTileDrops == false then
|
|
return
|
|
end
|
|
|
|
-- Check if node will yield its useful drop by the digger's tool
|
|
local dug_node = minetest.get_node(pos)
|
|
local toolcaps
|
|
if digger ~= nil then
|
|
local tool = digger:get_wielded_item()
|
|
toolcaps = tool:get_tool_capabilities()
|
|
|
|
if not check_can_drop(dug_node.name, toolcaps) then
|
|
return
|
|
end
|
|
end
|
|
|
|
--[[ Special node drops when dug by shears by reading _mcl_shears_drop
|
|
from the node definition.
|
|
Definition of _mcl_shears_drop:
|
|
* true: Drop itself when dug by shears
|
|
* table: Drop every itemstring in this table when dub by shears
|
|
]]
|
|
local nodedef = minetest.registered_nodes[dug_node.name]
|
|
if toolcaps ~= nil and toolcaps.groupcaps and toolcaps.groupcaps.shearsy_dig and nodedef._mcl_shears_drop then
|
|
if nodedef._mcl_shears_drop == true then
|
|
drops = { dug_node.name }
|
|
else
|
|
drops = nodedef._mcl_shears_drop
|
|
end
|
|
end
|
|
|
|
for _,item in ipairs(drops) do
|
|
local count
|
|
if type(item) == "string" then
|
|
count = ItemStack(item):get_count()
|
|
else
|
|
count = item:get_count()
|
|
end
|
|
local drop_item = ItemStack(item)
|
|
drop_item:set_count(1)
|
|
for i=1,count do
|
|
local obj = core.add_item(pos, drop_item)
|
|
if obj ~= nil then
|
|
local x = math.random(1, 5)
|
|
if math.random(1,2) == 1 then
|
|
x = -x
|
|
end
|
|
local z = math.random(1, 5)
|
|
if math.random(1,2) == 1 then
|
|
z = -z
|
|
end
|
|
obj:setvelocity({x=1/x, y=obj:getvelocity().y, z=1/z})
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Drop single items by default
|
|
function minetest.item_drop(itemstack, dropper, pos)
|
|
if dropper and dropper:is_player() then
|
|
local v = dropper:get_look_dir()
|
|
local p = {x=pos.x, y=pos.y+1.2, z=pos.z}
|
|
local cs = itemstack:get_count()
|
|
if dropper:get_player_control().sneak then
|
|
cs = 1
|
|
end
|
|
local item = itemstack:take_item(cs)
|
|
local obj = core.add_item(p, item)
|
|
if obj then
|
|
v.x = v.x*4
|
|
v.y = v.y*4 + 2
|
|
v.z = v.z*4
|
|
obj:setvelocity(v)
|
|
-- Force collection delay
|
|
obj:get_luaentity()._insta_collect = false
|
|
return itemstack
|
|
end
|
|
end
|
|
end
|
|
|
|
--modify builtin:item
|
|
|
|
local time_to_live = tonumber(minetest.settings:get("item_entity_ttl"))
|
|
if not time_to_live then
|
|
time_to_live = 300
|
|
end
|
|
|
|
core.register_entity(":__builtin:item", {
|
|
initial_properties = {
|
|
hp_max = 1,
|
|
physical = true,
|
|
collide_with_objects = false,
|
|
collisionbox = {-0.3, -0.3, -0.3, 0.3, 0.3, 0.3},
|
|
visual = "wielditem",
|
|
visual_size = {x = 0.4, y = 0.4},
|
|
textures = {""},
|
|
spritediv = {x = 1, y = 1},
|
|
initial_sprite_basepos = {x = 0, y = 0},
|
|
is_visible = false,
|
|
infotext = "",
|
|
},
|
|
|
|
-- Itemstring of dropped item. The empty string is used when the item is not yet initialized yet.
|
|
-- The itemstring MUST be set immediately to a non-empty string after creating the entity.
|
|
-- The hand is NOT permitted as dropped item. ;-)
|
|
-- Item entities will be deleted if they still have an empty itemstring on their first on_step tick.
|
|
itemstring = '',
|
|
|
|
-- If true, item will fall
|
|
physical_state = true,
|
|
|
|
-- If item entity is currently flowing in water
|
|
_flowing = false,
|
|
|
|
-- Number of seconds this item entity has existed so far
|
|
age = 0,
|
|
|
|
set_item = function(self, itemstring)
|
|
self.itemstring = itemstring
|
|
if self.itemstring == "" then
|
|
-- item not yet known
|
|
return
|
|
end
|
|
local stack = ItemStack(itemstring)
|
|
local count = stack:get_count()
|
|
local max_count = stack:get_stack_max()
|
|
if count > max_count then
|
|
count = max_count
|
|
self.itemstring = stack:get_name().." "..max_count
|
|
end
|
|
local s = 0.2 + 0.1 * (count / max_count)
|
|
local c = s
|
|
local itemtable = stack:to_table()
|
|
local itemname = nil
|
|
local description = ""
|
|
if itemtable then
|
|
itemname = stack:to_table().name
|
|
end
|
|
local item_texture = nil
|
|
local item_type = ""
|
|
if core.registered_items[itemname] then
|
|
item_texture = core.registered_items[itemname].inventory_image
|
|
item_type = core.registered_items[itemname].type
|
|
description = core.registered_items[itemname].description
|
|
end
|
|
local prop = {
|
|
is_visible = true,
|
|
visual = "wielditem",
|
|
textures = {itemname},
|
|
visual_size = {x = s, y = s},
|
|
collisionbox = {-c, -c, -c, c, c, c},
|
|
automatic_rotate = math.pi * 0.5,
|
|
infotext = description,
|
|
}
|
|
self.object:set_properties(prop)
|
|
if item_drop_settings.random_item_velocity == true then
|
|
minetest.after(0, function(self)
|
|
if not self or not self.object or not self.object:get_luaentity() then
|
|
return
|
|
end
|
|
local vel = self.object:getvelocity()
|
|
if vel and vel.x == 0 and vel.z == 0 then
|
|
local x = math.random(1, 5)
|
|
if math.random(1,2) == 1 then
|
|
x = -x
|
|
end
|
|
local z = math.random(1, 5)
|
|
if math.random(1,2) == 1 then
|
|
z = -z
|
|
end
|
|
local y = math.random(2,4)
|
|
self.object:setvelocity({x=1/x, y=y, z=1/z})
|
|
end
|
|
end, self)
|
|
end
|
|
|
|
end,
|
|
|
|
get_staticdata = function(self)
|
|
return core.serialize({
|
|
itemstring = self.itemstring,
|
|
always_collect = self.always_collect,
|
|
age = self.age,
|
|
_insta_collect = self._insta_collect,
|
|
_flowing = self._flowing,
|
|
_removed = self._removed,
|
|
})
|
|
end,
|
|
|
|
on_activate = function(self, staticdata, dtime_s)
|
|
if string.sub(staticdata, 1, string.len("return")) == "return" then
|
|
local data = core.deserialize(staticdata)
|
|
if data and type(data) == "table" then
|
|
self.itemstring = data.itemstring
|
|
self.always_collect = data.always_collect
|
|
if data.age then
|
|
self.age = data.age + dtime_s
|
|
else
|
|
self.age = dtime_s
|
|
end
|
|
--remember collection data
|
|
-- If true, can collect item without delay
|
|
self._insta_collect = data._insta_collect
|
|
self._flowing = data._flowing
|
|
self._removed = data._removed
|
|
end
|
|
else
|
|
self.itemstring = staticdata
|
|
end
|
|
if self._removed then
|
|
self._removed = true
|
|
self.object:remove()
|
|
return
|
|
end
|
|
if self._insta_collect == nil then
|
|
-- Intentionally default, since delayed collection is rare
|
|
self._insta_collect = true
|
|
end
|
|
if self._flowing == nil then
|
|
self._flowing = false
|
|
end
|
|
self._magnet_timer = 0
|
|
self._magnet_active = false
|
|
-- How long ago the last possible collector was detected. nil = none in this session
|
|
self._collector_timer = nil
|
|
-- Used to apply additional force
|
|
self._force = nil
|
|
self._forcestart = nil
|
|
self._forcetimer = 0
|
|
|
|
self.object:set_armor_groups({immortal = 1})
|
|
self.object:setvelocity({x = 0, y = 2, z = 0})
|
|
self.object:setacceleration({x = 0, y = -get_gravity(), z = 0})
|
|
self:set_item(self.itemstring)
|
|
end,
|
|
|
|
try_merge_with = function(self, own_stack, object, entity)
|
|
if self.age == entity.age or entity._removed then
|
|
-- Can not merge with itself and remove entity
|
|
return false
|
|
end
|
|
|
|
local stack = ItemStack(entity.itemstring)
|
|
local name = stack:get_name()
|
|
if own_stack:get_name() ~= name or
|
|
own_stack:get_meta() ~= stack:get_meta() or
|
|
own_stack:get_wear() ~= stack:get_wear() or
|
|
own_stack:get_free_space() == 0 then
|
|
-- Can not merge different or full stack
|
|
return false
|
|
end
|
|
|
|
local count = own_stack:get_count()
|
|
local total_count = stack:get_count() + count
|
|
local max_count = stack:get_stack_max()
|
|
|
|
if total_count > max_count then
|
|
return false
|
|
end
|
|
-- Merge the remote stack into this one
|
|
|
|
local pos = object:get_pos()
|
|
pos.y = pos.y + ((total_count - count) / max_count) * 0.15
|
|
self.object:move_to(pos)
|
|
|
|
self.age = 0 -- Handle as new entity
|
|
own_stack:set_count(total_count)
|
|
self:set_item(own_stack:to_string())
|
|
|
|
entity._removed = true
|
|
object:remove()
|
|
return true
|
|
end,
|
|
|
|
on_step = function(self, dtime)
|
|
if self._removed then
|
|
return
|
|
end
|
|
self.age = self.age + dtime
|
|
if self._collector_timer ~= nil then
|
|
self._collector_timer = self._collector_timer + dtime
|
|
end
|
|
if time_to_live > 0 and self.age > time_to_live then
|
|
self._removed = true
|
|
self.object:remove()
|
|
return
|
|
end
|
|
-- Delete corrupted item entities. The itemstring MUST be non-empty on its first step,
|
|
-- 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.")
|
|
self._removed = true
|
|
self.object:remove()
|
|
end
|
|
|
|
local p = self.object:get_pos()
|
|
local node = core.get_node_or_nil(p)
|
|
local in_unloaded = (node == nil)
|
|
|
|
-- If no collector was found for a long enough time, declare the magnet as disabled
|
|
if self._magnet_active and (self._collector_timer == nil or (self._collector_timer > item_drop_settings.magnet_time)) then
|
|
self._magnet_active = false
|
|
enable_physics(self.object, self)
|
|
return
|
|
end
|
|
if in_unloaded then
|
|
-- Don't infinetly fall into unloaded map
|
|
disable_physics(self.object, self)
|
|
return
|
|
end
|
|
|
|
-- Destroy item in lava, fire or special nodes
|
|
local nn = node.name
|
|
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
|
|
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
|
|
|
|
-- Push item out when stuck inside solid opaque node
|
|
if def and def.walkable and def.groups and def.groups.opaque == 1 then
|
|
local shootdir
|
|
local cx = p.x % 1
|
|
local cz = p.z % 1
|
|
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
|
|
local cxcz = function(o, cw, one, zero)
|
|
if cw > 0 then
|
|
table.insert(o, { [one]=1, y=0, [zero]=0 })
|
|
table.insert(o, { [one]=-1, y=0, [zero]=0 })
|
|
else
|
|
table.insert(o, { [one]=-1, y=0, [zero]=0 })
|
|
table.insert(o, { [one]=1, y=0, [zero]=0 })
|
|
end
|
|
return o
|
|
end
|
|
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 = { x=0, y=1, z=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:setacceleration({x = 0, y = 0, z = 0})
|
|
self.object:setvelocity(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
|
|
if def and def.liquidtype == "flowing" then
|
|
|
|
--[[ 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 = 1.39
|
|
-- Set new item moving speed into the direciton of the liquid
|
|
local newv = vector.multiply(vec, f)
|
|
self.object:setacceleration({x = 0, y = 0, z = 0})
|
|
self.object:setvelocity({x = newv.x, y = -0.22, z = newv.z})
|
|
|
|
self.physical_state = true
|
|
self._flowing = true
|
|
self.object:set_properties({
|
|
physical = true
|
|
})
|
|
return
|
|
end
|
|
elseif self._flowing == true then
|
|
-- Disable flowing physics if not on/in flowing liquid
|
|
self._flowing = false
|
|
enable_physics(self.object, self, true)
|
|
return
|
|
end
|
|
|
|
-- If node is not registered or node is walkably solid and resting on nodebox
|
|
local nn = minetest.get_node({x=p.x, y=p.y-0.5, z=p.z}).name
|
|
local v = self.object:getvelocity()
|
|
|
|
if not core.registered_nodes[nn] or core.registered_nodes[nn].walkable and v.y == 0 then
|
|
if self.physical_state then
|
|
local own_stack = ItemStack(self.object:get_luaentity().itemstring)
|
|
-- Merge with close entities of the same item
|
|
for _, object in ipairs(core.get_objects_inside_radius(p, 0.8)) do
|
|
local obj = object:get_luaentity()
|
|
if obj and obj.name == "__builtin:item"
|
|
and obj.physical_state == false then
|
|
if self:try_merge_with(own_stack, object, obj) then
|
|
return
|
|
end
|
|
end
|
|
end
|
|
disable_physics(self.object, self)
|
|
end
|
|
else
|
|
if self._magnet_active == false then
|
|
enable_physics(self.object, self)
|
|
end
|
|
end
|
|
end,
|
|
|
|
-- Note: on_punch intentionally left out. The player should *not* be able to collect items by punching
|
|
})
|
|
|
|
if minetest.settings:get_bool("log_mods") then
|
|
minetest.log("action", "mcl_item_entity loaded")
|
|
end
|