auouymous/node_io
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add interface to check if a liquid inventory node supports millibuckets

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auouymous 2018-08-15 18:49:30 -06:00
parent 38a827dd46
commit 3b37329ba6
2 changed files with 12 additions and 0 deletions
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7
API
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@ -26,6 +26,13 @@ node definition implements all or some of these functions:
node_io_can_put_liquid(pos, node, side) -> bool
node_io_can_take_item(pos, node, side) -> bool
node_io_can_take_liquid(pos, node, side) -> bool
node_io_accepts_millibuckets(pos, node, side) -> bool
-- if false, transfer node should only put and take in 1000 increments
-- inventory nodes that don't accept milibuckets should:
-- return zero in node_io_room_for_liquid() if non-1000 increment
-- return millibuckets parameter in node_io_put_liquid() if non-1000 increment
-- only return upto a 1000 increment in node_io_take_liquid()
-- transfer nodes that can put non-1000 increments should always check this or the inventory node might pretend to be full
node_io_put_item(pos, node, side, putter, itemstack)

5
init.lua
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@ -60,6 +60,11 @@ node_io.can_take_liquid = function(pos, node, side)
if not ndef or not ndef.node_io_can_take_liquid then return false end
return ndef.node_io_can_take_liquid(pos, node, side)
end
node_io.accepts_millibuckets = function(pos, node, side)
local ndef = minetest.registered_nodes[node.name]
if not ndef or not ndef.node_io_accepts_millibuckets then return false end
return ndef.node_io_accepts_millibuckets(pos, node, side)
end
node_io.room_for_item = function(pos, node, side, itemstack, count) -- returns non-negative number
local ndef = minetest.registered_nodes[node.name]