2013-07-17 21:34:35 +02:00
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2013-10-30 18:45:32 +01:00
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local S = technic.getter
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2013-07-17 21:34:35 +02:00
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2013-10-30 18:45:32 +01:00
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technic.cables = {}
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2013-07-17 21:34:35 +02:00
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function technic.register_cable(tier, size)
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local ltier = string.lower(tier)
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for x1 = 0, 1 do
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for x2 = 0, 1 do
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for y1 = 0, 1 do
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for y2 = 0, 1 do
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for z1 = 0, 1 do
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for z2 = 0, 1 do
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local id = technic.get_cable_id({x1, x2, y1, y2, z1, z2})
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technic.cables["technic:"..ltier.."_cable"..id] = tier
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local groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2}
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if id ~= 0 then
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groups.not_in_creative_inventory = 1
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end
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minetest.register_node("technic:"..ltier.."_cable"..id, {
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2013-10-30 18:45:32 +01:00
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description = S("%s Cable"):format(tier),
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2013-07-17 21:34:35 +02:00
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tiles = {"technic_"..ltier.."_cable.png"},
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inventory_image = "technic_"..ltier.."_cable_wield.png",
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wield_image = "technic_"..ltier.."_cable_wield.png",
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groups = groups,
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sounds = default.node_sound_wood_defaults(),
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drop = "technic:"..ltier.."_cable0",
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paramtype = "light",
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sunlight_propagates = true,
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drawtype = "nodebox",
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node_box = {
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type = "fixed",
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fixed = technic.gen_cable_nodebox(x1, y1, z1, x2, y2, z2, size)
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},
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2013-08-29 18:51:53 +02:00
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on_construct = function()
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technic.networks = {}
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end,
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on_destruct = function()
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technic.networks = {}
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end,
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2013-07-17 21:34:35 +02:00
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after_place_node = function(pos)
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local node = minetest.get_node(pos)
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technic.update_cables(pos, technic.get_cable_tier(node.name))
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end,
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after_dig_node = function(pos, oldnode)
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local tier = technic.get_cable_tier(oldnode.name)
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technic.update_cables(pos, tier, true)
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end
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})
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end
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end
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end
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end
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end
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end
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end
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minetest.register_on_placenode(function(pos, node)
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for tier, machine_list in pairs(technic.machines) do
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2014-04-27 15:57:11 +02:00
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if machine_list[node.name] ~= nil then
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technic.update_cables(pos, tier, true)
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technic.networks = {}
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2013-07-17 21:34:35 +02:00
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end
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end
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end)
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minetest.register_on_dignode(function(pos, node)
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for tier, machine_list in pairs(technic.machines) do
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2014-04-27 15:57:11 +02:00
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if machine_list[node.name] ~= nil then
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technic.update_cables(pos, tier, true)
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technic.networks = {}
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2013-07-17 21:34:35 +02:00
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end
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end
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end)
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function technic.get_cable_id(links)
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return (links[6] * 1) + (links[5] * 2)
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+ (links[4] * 4) + (links[3] * 8)
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+ (links[2] * 16) + (links[1] * 32)
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end
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function technic.update_cables(pos, tier, no_set, secondrun)
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local link_positions = {
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{x=pos.x+1, y=pos.y, z=pos.z},
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{x=pos.x-1, y=pos.y, z=pos.z},
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{x=pos.x, y=pos.y+1, z=pos.z},
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{x=pos.x, y=pos.y-1, z=pos.z},
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{x=pos.x, y=pos.y, z=pos.z+1},
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{x=pos.x, y=pos.y, z=pos.z-1}}
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local links = {0, 0, 0, 0, 0, 0}
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for i, link_pos in pairs(link_positions) do
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local connect_type = technic.cables_should_connect(pos, link_pos, tier)
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if connect_type then
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links[i] = 1
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-- Have cables next to us update theirselves,
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-- but only once. (We don't want to update the entire
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-- network or start an infinite loop of updates)
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if not secondrun and connect_type == "cable" then
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technic.update_cables(link_pos, tier, false, true)
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end
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end
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end
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-- We don't want to set ourselves if we have been removed or we are
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-- updating a machine
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if not no_set then
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minetest.set_node(pos, {name="technic:"..string.lower(tier)
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.."_cable"..technic.get_cable_id(links)})
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end
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end
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function technic.is_tier_cable(name, tier)
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return technic.cables[name] and technic.cables[name] == tier
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end
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function technic.get_cable_tier(name)
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return technic.cables[name]
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end
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function technic.cables_should_connect(pos1, pos2, tier)
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local name = minetest.get_node(pos2).name
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if technic.is_tier_cable(name, tier) then
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return "cable"
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elseif technic.machines[tier][name] then
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return "machine"
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end
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return false
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end
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function technic.gen_cable_nodebox(x1, y1, z1, x2, y2, z2, size)
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-- Nodeboxes
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local box_center = {-size, -size, -size, size, size, size}
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local box_y1 = {-size, -size, -size, size, 0.5, size} -- y+
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local box_x1 = {-size, -size, -size, 0.5, size, size} -- x+
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local box_z1 = {-size, -size, size, size, size, 0.5} -- z+
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local box_z2 = {-size, -size, -0.5, size, size, size} -- z-
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local box_y2 = {-size, -0.5, -size, size, size, size} -- y-
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local box_x2 = {-0.5, -size, -size, size, size, size} -- x-
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local box = {box_center}
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if x1 == 1 then
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table.insert(box, box_x1)
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end
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if y1 == 1 then
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table.insert(box, box_y1)
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end
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if z1 == 1 then
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table.insert(box, box_z1)
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end
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if x2 == 1 then
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table.insert(box, box_x2)
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end
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if y2 == 1 then
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table.insert(box, box_y2)
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end
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if z2 == 1 then
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table.insert(box, box_z2)
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end
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return box
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end
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