50 lines
1.5 KiB
Lua
50 lines
1.5 KiB
Lua
-- LUALOCALS < ---------------------------------------------------------
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local ItemStack, minetest, nodecore, pairs
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= ItemStack, minetest, nodecore, pairs
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-- LUALOCALS > ---------------------------------------------------------
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local function getcrushdamage(name, alreadyloose)
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local def = minetest.registered_items[name]
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if def and def.crush_damage then return def.crush_damage end
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if alreadyloose then return 0 end
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return name and getcrushdamage(name .. "_loose", true) or 0
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end
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local function maketick(mult, getname, oldtick)
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oldtick = oldtick or function() end
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return function(self, dtime, ...)
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local age = self.crush_age or 0
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age = age + dtime
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self.crush_age = age
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if age < 1 then return end
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self.crush_damage = self.crush_damage or getcrushdamage(getname(self))
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if self.crush_damage <= 0 then
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return oldtick(self, dtime, ...)
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end
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local pos = self.object:get_pos()
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if not pos then return end
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pos.y = pos.y - 1
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local vel = self.object:get_velocity()
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local v = vel and -vel.y or 0
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if v <= 0 then
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return oldtick(self, dtime, ...)
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end
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local q = v * v * dtime * self.crush_damage * mult
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for _, o in pairs(minetest.get_objects_inside_radius(pos, 1)) do
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if o:is_player() then
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nodecore.addphealth(o, -q, {
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nc_type = "crushing",
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entity = self
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})
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end
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end
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return oldtick(self, dtime, ...)
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end
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end
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nodecore.register_falling_node_step(maketick(1, function(s) return s.node.name end))
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nodecore.register_item_entity_step(maketick(0.2, function(s) return ItemStack(s.itemstring):get_name() end))
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