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authorVanessa Ezekowitz <vanessaezekowitz@gmail.com>2017-03-14 00:04:17 -0400
committerVanessa Ezekowitz <vanessaezekowitz@gmail.com>2017-03-14 00:04:17 -0400
commit6885943d0491db83268f8bb4743bfd82ed725ea2 (patch)
tree4be2bba618fe67d1b99a99f9aedf1a0f397a9c9c /technic/machines/register
parenta46f07cbfbd9ae59b7b1cc2fc32f68c39ae34de0 (diff)
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update coloredwood, digilines, technic, gloopblocks, homedecor, mesecons,
pipeworks, player_textures, signs_lib, unifieddyes, and worldedit
Diffstat (limited to 'technic/machines/register')
-rw-r--r--technic/machines/register/cables.lua108
1 files changed, 105 insertions, 3 deletions
diff --git a/technic/machines/register/cables.lua b/technic/machines/register/cables.lua
index 28984c0..165db98 100644
--- a/technic/machines/register/cables.lua
+++ b/technic/machines/register/cables.lua
@@ -11,8 +11,110 @@ function technic.get_cable_tier(name)
return cable_tier[name]
end
-local function clear_networks()
- technic.networks = {}
+local function check_connections(pos)
+ -- Build a table of all machines
+ local machines = {}
+ for tier,list in pairs(technic.machines) do
+ for k,v in pairs(list) do
+ machines[k] = v
+ end
+ end
+ local connections = {}
+ local positions = {
+ {x=pos.x+1, y=pos.y, z=pos.z},
+ {x=pos.x-1, y=pos.y, z=pos.z},
+ {x=pos.x, y=pos.y+1, z=pos.z},
+ {x=pos.x, y=pos.y-1, z=pos.z},
+ {x=pos.x, y=pos.y, z=pos.z+1},
+ {x=pos.x, y=pos.y, z=pos.z-1}}
+ for _,connected_pos in pairs(positions) do
+ local name = minetest.get_node(connected_pos).name
+ if machines[name] or technic.get_cable_tier(name) then
+ table.insert(connections,connected_pos)
+ end
+ end
+ return connections
+end
+
+local function clear_networks(pos)
+ local node = minetest.get_node(pos)
+ local meta = minetest.get_meta(pos)
+ local placed = node.name ~= "air"
+ local positions = check_connections(pos)
+ if #positions < 1 then return end
+ local dead_end = #positions == 1
+ for _,connected_pos in pairs(positions) do
+ local net = technic.cables[minetest.hash_node_position(connected_pos)]
+ if net and technic.networks[net] then
+ if dead_end and placed then
+ -- Dead end placed, add it to the network
+ -- Get the network
+ local network_id = technic.cables[minetest.hash_node_position(positions[1])]
+ if not network_id then
+ -- We're evidently not on a network, nothing to add ourselves to
+ return
+ end
+ local sw_pos = minetest.get_position_from_hash(network_id)
+ sw_pos.y = sw_pos.y + 1
+ local network = technic.networks[network_id]
+ local tier = network.tier
+
+ -- Actually add it to the (cached) network
+ -- This is similar to check_node_subp
+ technic.cables[minetest.hash_node_position(pos)] = network_id
+ pos.visited = 1
+ if technic.is_tier_cable(name, tier) then
+ table.insert(network.all_nodes,pos)
+ elseif technic.machines[tier][node.name] then
+ meta:set_string(tier.."_network",minetest.pos_to_string(sw_pos))
+ if technic.machines[tier][node.name] == technic.producer then
+ table.insert(network.PR_nodes,pos)
+ elseif technic.machines[tier][node.name] == technic.receiver then
+ table.insert(network.RE_nodes,pos)
+ elseif technic.machines[tier][node.name] == technic.producer_receiver then
+ table.insert(network.PR_nodes,pos)
+ table.insert(network.RE_nodes,pos)
+ elseif technic.machines[tier][node.name] == "SPECIAL" and
+ (pos.x ~= sw_pos.x or pos.y ~= sw_pos.y or pos.z ~= sw_pos.z) and
+ from_below then
+ table.insert(network.SP_nodes,pos)
+ elseif technic.machines[tier][node.name] == technic.battery then
+ table.insert(network.BA_nodes,pos)
+ end
+ end
+ elseif dead_end and not placed then
+ -- Dead end removed, remove it from the network
+ -- Get the network
+ local network_id = technic.cables[minetest.hash_node_position(positions[1])]
+ if not network_id then
+ -- We're evidently not on a network, nothing to add ourselves to
+ return
+ end
+ local network = technic.networks[network_id]
+
+ -- Search for and remove machine
+ technic.cables[minetest.hash_node_position(pos)] = nil
+ for tblname,table in pairs(network) do
+ if tblname ~= "tier" then
+ for machinenum,machine in pairs(table) do
+ if machine.x == pos.x
+ and machine.y == pos.y
+ and machine.z == pos.z then
+ table[machinenum] = nil
+ end
+ end
+ end
+ end
+ else
+ -- Not a dead end, so the whole network needs to be recalculated
+ for _,v in pairs(technic.networks[net].all_nodes) do
+ local pos1 = minetest.hash_node_position(v)
+ technic.cables[pos1] = nil
+ end
+ technic.networks[net] = nil
+ end
+ end
+ end
end
function technic.register_cable(tier, size)
@@ -55,7 +157,7 @@ end
local function clear_nets_if_machine(pos, node)
for tier, machine_list in pairs(technic.machines) do
if machine_list[node.name] ~= nil then
- return clear_networks()
+ return clear_networks(pos)
end
end
end