industrialtest/api/side.lua

50 lines
1.5 KiB
Lua

-- IndustrialTest
-- Copyright (C) 2024 mrkubax10
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation, either version 3 of the License, or
-- (at your option) any later version.
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
-- You should have received a copy of the GNU General Public License
-- along with this program. If not, see <http://www.gnu.org/licenses/>.
-- \brief Takes rotated node and side and outputs normalized side that can be used for ioConfig lookups
-- \param pos Vector with node position
-- \param side Node side. See industrialtest.api.addPowerStorage for possible values
-- \returns Normalized side or in case of failure side argument back
function industrialtest.api.normalizeSide(pos,side)
local node=minetest.get_node(pos)
-- FIXME: improve code quality there
local translation={
[0]={
1,2,3,4,5,6
},
[1]={
5,6,3,4,2,1
},
[2]={
2,1,3,4,6,5
},
[3]={
6,5,3,4,1,2
}
}
if node.param2>3 then
return side
end
return translation[node.param2][side]
end
-- \brief Returns opposite side of provided one
-- \param side Side number. See industrialtest.api.addPowerStorage for order
-- \returns Opposite side
function industrialtest.api.getOppositeSide(side)
return (side%2==0 and side-1 or side+1)
end