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item_transport.lua: initial support in item luaentity for multiple outputs and trajectories from go_next()

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This commit is contained in:
thetaepsilon-gamedev 2017-12-18 22:38:24 +00:00
parent d659cb38b3
commit 28a3ba44d1
1 changed files with 15 additions and 0 deletions
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15
item_transport.lua
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@ -197,6 +197,12 @@ minetest.register_entity("pipeworks:color_entity", {
on_activate = luaentity.on_activate,
})
-- see below for usage:
-- determine if go_next returned a multi-mode set.
local is_multimode = function(v)
return (type(v) == "table") and (v.__multimode)
end
luaentity.register_entity("pipeworks:tubed_item", {
itemstring = '',
item_entity = nil,
@ -297,6 +303,15 @@ luaentity.register_entity("pipeworks:tubed_item", {
self:setpos(vector.subtract(self.start_pos, vector.multiply(vel, moved_by - 1)))
self:setvelocity(velocity)
end
elseif is_multimode(multimode) then
-- create new stacks according to returned data.
local s = self.start_pos
for _, split in ipairs(multimode) do
pipeworks.tube_inject_item(s, s, split.velocity, split.itemstack, self.owner)
end
-- remove ourself now the splits are sent
self:remove()
return
end
if new_velocity and not vector.equals(velocity, new_velocity) then