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Simplify item merge code

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Wuzzy 2017-09-05 19:17:40 +02:00
parent 861174dc32
commit 559e3d68bc
1 changed files with 35 additions and 46 deletions
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81
mods/ENTITIES/mcl_item_entity/init.lua
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@ -437,53 +437,42 @@ core.register_entity(":__builtin:item", {
self:set_item(self.itemstring)
end,
try_merge_with = function(self, own_stack, object, obj)
local stack = ItemStack(obj.itemstring)
if own_stack:get_name() == stack:get_name() and stack:get_free_space() > 0 then
local overflow = false
local count = stack:get_count() + own_stack:get_count()
local max_count = stack:get_stack_max()
if count > max_count then
overflow = true
count = count - max_count
end
local pos = object:getpos()
pos.y = pos.y + (count - stack:get_count()) / max_count * 0.15
object:moveto(pos, false)
local s, c
local max_count = stack:get_stack_max()
local name = stack:get_name()
if not overflow then
obj.itemstring = name .. " " .. count
s = 0.2 + 0.1 * (count / max_count)
c = s
object:set_properties({
visual_size = {x = s, y = s},
collisionbox = {-c, -c, -c, c, c, c}
})
self._removed = true
self.object:remove()
-- merging succeeded
return true
else
s = 0.4
c = 0.3
object:set_properties({
visual_size = {x = s, y = s},
collisionbox = {-c, -c, -c, c, c, c}
})
obj.itemstring = name .. " " .. max_count
s = 0.2 + 0.1 * (count / max_count)
c = s
self.object:set_properties({
visual_size = {x = s, y = s},
collisionbox = {-c, -c, -c, c, c, c}
})
self.itemstring = name .. " " .. count
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
-- merging didn't succeed
return false
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)