-- autorouting for pipes
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function pipe_scanforobjects(pos)
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pipe_autoroute({ x=pos.x-1, y=pos.y , z=pos.z }, "_loaded")
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pipe_autoroute({ x=pos.x+1, y=pos.y , z=pos.z }, "_loaded")
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pipe_autoroute({ x=pos.x , y=pos.y-1, z=pos.z }, "_loaded")
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pipe_autoroute({ x=pos.x , y=pos.y+1, z=pos.z }, "_loaded")
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pipe_autoroute({ x=pos.x , y=pos.y , z=pos.z-1 }, "_loaded")
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pipe_autoroute({ x=pos.x , y=pos.y , z=pos.z+1 }, "_loaded")
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pipe_autoroute(pos, "_loaded")
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pipe_autoroute({ x=pos.x-1, y=pos.y , z=pos.z }, "_empty")
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pipe_autoroute({ x=pos.x+1, y=pos.y , z=pos.z }, "_empty")
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pipe_autoroute({ x=pos.x , y=pos.y-1, z=pos.z }, "_empty")
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pipe_autoroute({ x=pos.x , y=pos.y+1, z=pos.z }, "_empty")
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pipe_autoroute({ x=pos.x , y=pos.y , z=pos.z-1 }, "_empty")
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pipe_autoroute({ x=pos.x , y=pos.y , z=pos.z+1 }, "_empty")
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pipe_autoroute(pos, "_empty")
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end
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function pipe_autoroute(pos, state)
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nctr = minetest.env:get_node(pos)
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if (string.find(nctr.name, "pipeworks:pipe_") == nil) then return end
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pipes_scansurroundings(pos)
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nsurround = pxm..pxp..pym..pyp..pzm..pzp
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if nsurround == "000000" then nsurround = "110000" end
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minetest.env:add_node(pos, { name = "pipeworks:pipe_"..nsurround..state })
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end
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-- autorouting for pneumatic tubes
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function tube_scanforobjects(pos)
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tube_autoroute({ x=pos.x-1, y=pos.y , z=pos.z })
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tube_autoroute({ x=pos.x+1, y=pos.y , z=pos.z })
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tube_autoroute({ x=pos.x , y=pos.y-1, z=pos.z })
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tube_autoroute({ x=pos.x , y=pos.y+1, z=pos.z })
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tube_autoroute({ x=pos.x , y=pos.y , z=pos.z-1 })
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tube_autoroute({ x=pos.x , y=pos.y , z=pos.z+1 })
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tube_autoroute(pos)
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end
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function tube_autoroute(pos)
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nctr = minetest.env:get_node(pos)
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print ("minetest.get_item_group("..nctr.name..',"tubedevice") == '..minetest.get_item_group(nctr.name, "tubedevice"))
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if (string.find(nctr.name, "pipeworks:tube_") == nil)
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and minetest.get_item_group(nctr.name, "tubedevice") ~= 1 then return end
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pxm=0
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pxp=0
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pym=0
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pyp=0
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pzm=0
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pzp=0
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nxm = minetest.env:get_node({ x=pos.x-1, y=pos.y , z=pos.z })
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nxp = minetest.env:get_node({ x=pos.x+1, y=pos.y , z=pos.z })
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nym = minetest.env:get_node({ x=pos.x , y=pos.y-1, z=pos.z })
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nyp = minetest.env:get_node({ x=pos.x , y=pos.y+1, z=pos.z })
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nzm = minetest.env:get_node({ x=pos.x , y=pos.y , z=pos.z-1 })
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nzp = minetest.env:get_node({ x=pos.x , y=pos.y , z=pos.z+1 })
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if (string.find(nxm.name, "pipeworks:tube_") ~= nil)
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or minetest.get_item_group(nxm.name, "tubedevice") == 1 then pxm=1 end
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if (string.find(nxp.name, "pipeworks:tube_") ~= nil)
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or minetest.get_item_group(nxp.name, "tubedevice") == 1 then pxp=1 end
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if (string.find(nym.name, "pipeworks:tube_") ~= nil)
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or minetest.get_item_group(nym.name, "tubedevice") == 1 then pym=1 end
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if (string.find(nyp.name, "pipeworks:tube_") ~= nil)
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or minetest.get_item_group(nyp.name, "tubedevice") == 1 then pyp=1 end
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if (string.find(nzm.name, "pipeworks:tube_") ~= nil)
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or minetest.get_item_group(nzm.name, "tubedevice") == 1 then pzm=1 end
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if (string.find(nzp.name, "pipeworks:tube_") ~= nil)
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or minetest.get_item_group(nzp.name, "tubedevice") == 1 then pzp=1 end
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nsurround = pxm..pxp..pym..pyp..pzm..pzp
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if minetest.get_item_group(nctr.name, "tubedevice") ~= 1 then
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minetest.env:add_node(pos, { name = "pipeworks:tube_"..nsurround })
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end
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end
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-- auto-rotation code for various devices the tubes attach to
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function pipe_device_autorotate(pos, state, bname)
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if state == nil then
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nname = bname
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else
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nname = bname.."_"..state
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end
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local nctr = minetest.env:get_node(pos)
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pipes_scansurroundings(pos)
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if (pxm+pxp) ~= 0 then
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minetest.env:add_node(pos, { name = nname.."_x" })
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return
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end
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if (pzm+pzp) ~= 0 then
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minetest.env:add_node(pos, { name = nname.."_z" })
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end
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end
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function pipes_scansurroundings(pos)
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pxm=0
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pxp=0
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pym=0
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pyp=0
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pzm=0
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pzp=0
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nxm = minetest.env:get_node({ x=pos.x-1, y=pos.y , z=pos.z })
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nxp = minetest.env:get_node({ x=pos.x+1, y=pos.y , z=pos.z })
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nym = minetest.env:get_node({ x=pos.x , y=pos.y-1, z=pos.z })
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nyp = minetest.env:get_node({ x=pos.x , y=pos.y+1, z=pos.z })
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nzm = minetest.env:get_node({ x=pos.x , y=pos.y , z=pos.z-1 })
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nzp = minetest.env:get_node({ x=pos.x , y=pos.y , z=pos.z+1 })
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if (string.find(nxm.name, "pipeworks:pipe_") ~= nil) then pxm=1 end
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if (string.find(nxp.name, "pipeworks:pipe_") ~= nil) then pxp=1 end
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if (string.find(nym.name, "pipeworks:pipe_") ~= nil) then pym=1 end
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if (string.find(nyp.name, "pipeworks:pipe_") ~= nil) then pyp=1 end
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if (string.find(nzm.name, "pipeworks:pipe_") ~= nil) then pzm=1 end
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if (string.find(nzp.name, "pipeworks:pipe_") ~= nil) then pzp=1 end
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for p in ipairs(pipes_devicelist) do
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pdev = pipes_devicelist[p]
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if (string.find(nxm.name, "pipeworks:"..pdev.."_off_x") ~= nil) or
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(string.find(nxm.name, "pipeworks:"..pdev.."_on_x") ~= nil) or
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(string.find(nxm.name, "pipeworks:"..pdev.."_x") ~= nil) then
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pxm=1
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end
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if (string.find(nxp.name, "pipeworks:"..pdev.."_off_x") ~= nil) or
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(string.find(nxp.name, "pipeworks:"..pdev.."_on_x") ~= nil) or
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(string.find(nxp.name, "pipeworks:"..pdev.."_x") ~= nil) then
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pxp=1
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end
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if (string.find(nzm.name, "pipeworks:"..pdev.."_off_z") ~= nil) or
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(string.find(nzm.name, "pipeworks:"..pdev.."_on_z") ~= nil) or
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(string.find(nzm.name, "pipeworks:"..pdev.."_z") ~= nil) then
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pzm=1
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end
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if (string.find(nzp.name, "pipeworks:"..pdev.."_off_z") ~= nil) or
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(string.find(nzp.name, "pipeworks:"..pdev.."_on_z") ~= nil) or
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(string.find(nzp.name, "pipeworks:"..pdev.."_z") ~= nil) then
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pzp=1
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end
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end
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-- storage tanks and intake grates have vertical connections
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-- also, so they require a special case
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if (string.find(nym.name, "pipeworks:storage_tank_") ~= nil) or
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(string.find(nym.name, "pipeworks:intake") ~= nil) or
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(string.find(nym.name, "pipeworks:outlet") ~= nil) then
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pym=1
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end
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end
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function pipe_look_for_stackable_tanks(pos)
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tym = minetest.env:get_node({ x=pos.x , y=pos.y-1, z=pos.z })
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if string.find(tym.name, "pipeworks:storage_tank_") ~= nil or
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string.find(tym.name, "pipeworks:expansion_tank_") ~= nil then
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minetest.env:add_node(pos, { name = "pipeworks:expansion_tank_0"})
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end
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end
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