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Add ground drag force to avoid items stuck on ledges

This commit is contained in:
wallabra 2022-02-09 03:07:02 -03:00
parent 77bfc6c174
commit 2aa565ac21
Signed by untrusted user: Gustavo6046
GPG Key ID: 5182FABAA5E139B3
1 changed files with 18 additions and 2 deletions
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18
mods/ENTITIES/mcl_item_entity/init.lua
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@ -28,7 +28,8 @@ local item_drop_settings = {} --settings table
item_drop_settings.dug_buffer = 0.65 -- the warm up period before a dug item can be collected
item_drop_settings.age = 1.0 --how old a dropped item (_insta_collect==false) has to be before collecting
item_drop_settings.fluid_flow_rate = 1.39 --the speed of a flowing fluid, used when computing push and drag forces of water on items; default is tuned to Minecraft
item_drop_settings.fluid_drag = 0.8 --how much drag water has on items (how quickly an item's motion will settle onto the water's flow speed)
item_drop_settings.fluid_drag = 0.2 --how much drag water has on items (how quickly an item's motion will settle onto the water's flow speed)
item_drop_settings.ground_drag = 0.6 --how much friction with the ground slows items sliding on it
item_drop_settings.radius_magnet = 2.0 --radius of item magnet. MUST BE LARGER THAN radius_collect!
item_drop_settings.xp_radius_magnet = 7.25 --radius of xp magnet. MUST BE LARGER THAN radius_collect!
item_drop_settings.radius_collect = 0.2 --radius of collection
@ -832,7 +833,22 @@ minetest.register_entity(":__builtin:item", {
end
end
end
--disable_physics(self.object, self)
-- apply ground drag
local oldvel = self.object:get_velocity()
-- ignore momentum if it's tiny
if math.abs(oldvel.x) < 0.05 and math.abs(oldvel.z) < 0.05 then
disable_physics(self.object, self)
return
end
local newvel = {
x = oldvel.x - oldvel.x * ground_drag * dtime,
y = oldvel.y,
z = oldvel.z - oldvel.z * ground_drag * dtime
}
self.object:set_velocity(new_vel)
end
else
if self._magnet_active == false then