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local setaspectf = function()
return function(pos, node, asp)
if not asp.main.free then
if asp.shunt.free then
advtrains.ndb.swap_node(pos, {name="linetrack:signal_shunt", param2 = node.param2})
else
advtrains.ndb.swap_node(pos, {name="linetrack:signal_danger", param2 = node.param2})
end
else
if asp.dst.free and asp.main.speed == -1 then
advtrains.ndb.swap_node(pos, {name="linetrack:signal_free", param2 = node.param2})
else
advtrains.ndb.swap_node(pos, {name="linetrack:signal_slow", param2 = node.param2})
end
end
local meta = minetest.get_meta(pos)
if meta then
meta:set_string("infotext", minetest.serialize(asp))
end
end
end
local suppasp = {
main = {
free = nil,
speed = {6, -1},
},
dst = {
free = nil,
speed = nil,
},
shunt = {
free = nil,
proceed_as_main = true,
},
info = {
call_on = false,
dead_end = false,
w_speed = nil,
}
}
for typ, prts in pairs({
danger = {asp = advtrains.interlocking.DANGER, n = "slow", ici=true},
slow = {asp = { main = { free = true, speed = 6 }, shunt = {proceed_as_main = true}} , n = "free"},
free = {asp = { main = { free = true, speed = -1 }, shunt = {proceed_as_main = true}} , n = "shunt"},
shunt = {asp = { main = {free = false}, shunt = {free = true} } , n = "danger"},
}) do
minetest.register_node("linetrack:signal_"..typ, {
description = "Generic Main Signal",
drawtype = "mesh",
mesh = "linetrack_signal.obj",
tiles = {"linetrack_signal_"..typ..".png"},
paramtype="light",
sunlight_propagates=true,
light_source = 4,
walkable = false,
groups = {
cracky = 2,
advtrains_signal = 2,
not_blocking_trains = 1,
save_in_at_nodedb = 1,
not_in_creative_inventory = prts.ici and 0 or 1,
},
drop = "linetrack:signal_danger",
inventory_image = "linetrack_signal_danger.png",
sounds = default.node_sound_stone_defaults(),
advtrains = {
set_aspect = setaspectf(),
supported_aspects = suppasp,
get_aspect = function(pos, node)
return prts.asp
end,
},
use_texture_alpha = true,
on_rightclick = advtrains.interlocking.signal_rc_handler,
can_dig = advtrains.interlocking.signal_can_dig,
use_texture_alpha = true,
})
end
local at_tcb = minetest.registered_nodes["advtrains_interlocking:tcb_node"]
minetest.register_node("linetrack:tcb_node", {
drawtype = "mesh",
paramtype="light",
paramtype2="facedir",
walkable = false,
mesh = "linetrack_signal.obj",
tiles = {"linetrack_tcb.png"},
description="Line Circuit Break",
sunlight_propagates=true,
groups = {
cracky=3,
not_blocking_trains=1,
--save_in_at_nodedb=2,
at_il_track_circuit_break = 1,
},
after_place_node = at_tcb.after_place_node,
on_rightclick = at_tcb.on_rightclick,
can_dig = at_tcb.can_dig,
after_dig_node = at_tcb.after_dig_node,
})
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