fix infinite bobbing

This commit is contained in:
Sumyjkl 2022-07-22 16:19:50 +10:00
parent 9daac0aff1
commit 70aca4c3ca
1 changed files with 28 additions and 7 deletions

View File

@ -652,6 +652,22 @@ minetest.register_entity(":__builtin:item", {
}) })
end end
local nn = node.name
local is_in_water = (minetest.get_item_group(nn, "water") ~= 0)
local nn_above = minetest.get_node({x=p.x, y=p.y+0.1, z=p.z}).name
-- make sure it's more or less stationary and is at water level
local sleep_threshold = 0.3
local is_stationary = math.abs(self.object:get_velocity().x) < sleep_threshold
and math.abs(self.object:get_velocity().y) < sleep_threshold
and math.abs(self.object:get_velocity().z) < sleep_threshold
local is_floating = (is_stationary
and is_in_water
and nn_above == "air")
if is_floating then
self.object:set_velocity({x = 0, y = 0, z = 0})
self.object:set_acceleration({x = 0, y = 0, z = 0})
disable_physics(self.object, self)
end
-- If no collector was found for a long enough time, declare the magnet as disabled -- 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 if self._magnet_active and (self._collector_timer == nil or (self._collector_timer > item_drop_settings.magnet_time)) then
self._magnet_active = false self._magnet_active = false
@ -665,8 +681,7 @@ minetest.register_entity(":__builtin:item", {
end end
-- Destroy item in lava, fire or special nodes -- Destroy item in lava, fire or special nodes
local nn = node.name
local is_in_water = (minetest.get_item_group(nn, "water") ~= 0)
local def = minetest.registered_nodes[nn] local def = minetest.registered_nodes[nn]
local lg = minetest.get_item_group(nn, "lava") local lg = minetest.get_item_group(nn, "lava")
local fg = minetest.get_item_group(nn, "fire") local fg = minetest.get_item_group(nn, "fire")
@ -737,9 +752,9 @@ minetest.register_entity(":__builtin:item", {
local newv = vector.multiply(shootdir, 3) local newv = vector.multiply(shootdir, 3)
self.object:set_acceleration({x = 0, y = 0, z = 0}) self.object:set_acceleration({x = 0, y = 0, z = 0})
self.object:set_velocity(newv) self.object:set_velocity(newv)
disable_physics(self.object, self, false, false) disable_physics(self.object, self, false, false)
if shootdir.y == 0 then if shootdir.y == 0 then
self._force = newv self._force = newv
p.x = math.floor(p.x) p.x = math.floor(p.x)
@ -776,9 +791,8 @@ minetest.register_entity(":__builtin:item", {
return return
end end
local is_floating_on_water = false
-- Move item around on flowing liquids; add 'source' check to allow items to continue flowing a bit in the source block of flowing 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 (def.liquidtype == "flowing" or def.liquidtype == "source") then if def and not is_floating and (def.liquidtype == "flowing" or def.liquidtype == "source") then
self._flowing = true self._flowing = true
--[[ Get flowing direction (function call from flowlib), if there's a liquid. --[[ Get flowing direction (function call from flowlib), if there's a liquid.
@ -809,6 +823,12 @@ minetest.register_entity(":__builtin:item", {
y = 3 -cur_vec.y*0.9, y = 3 -cur_vec.y*0.9,
z = 0 -cur_vec.z*0.9} z = 0 -cur_vec.z*0.9}
self.object:set_acceleration(vec) 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 if self.physical_state ~= false or self._flowing ~= true then
self.physical_state = true self.physical_state = true
self._flowing = true self._flowing = true
@ -817,7 +837,7 @@ minetest.register_entity(":__builtin:item", {
}) })
end end
end end
elseif self._flowing == true and not is_in_water then elseif self._flowing == true and not is_in_water and not is_floating then
-- Disable flowing physics if not on/in flowing liquid -- Disable flowing physics if not on/in flowing liquid
self._flowing = false self._flowing = false
local pos = self.object:get_pos() local pos = self.object:get_pos()
@ -847,10 +867,11 @@ minetest.register_entity(":__builtin:item", {
end end
end end
else else
if self._magnet_active == false then if self._magnet_active == false and not is_floating then
enable_physics(self.object, self) enable_physics(self.object, self)
end end
end end
end, end,
-- Note: on_punch intentionally left out. The player should *not* be able to collect items by punching -- Note: on_punch intentionally left out. The player should *not* be able to collect items by punching