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-rw-r--r--advtrains/signals.lua348
1 files changed, 348 insertions, 0 deletions
diff --git a/advtrains/signals.lua b/advtrains/signals.lua
new file mode 100644
index 0000000..59612cd
--- /dev/null
+++ b/advtrains/signals.lua
@@ -0,0 +1,348 @@
+--advtrains by orwell96
+--signals.lua
+
+local mrules_wallsignal = advtrains.meseconrules
+
+local function can_dig_func(pos)
+ if advtrains.interlocking then
+ return advtrains.interlocking.signal_can_dig(pos)
+ end
+ return true
+end
+local function after_dig_func(pos)
+ if advtrains.interlocking then
+ return advtrains.interlocking.signal_after_dig(pos)
+ end
+ return true
+end
+
+local function aspect(b)
+return {
+ main = (not b) and 0, -- b ? false : 0
+ shunt = false,
+ proceed_as_main = true,
+ dst = false,
+ info = {}
+}
+end
+
+local suppasp = {
+ main = {0, false},
+ dst = {false},
+ shunt = nil,
+ proceed_as_main = true,
+ info = {
+ call_on = false,
+ dead_end = false,
+ w_speed = nil,
+ }
+}
+
+for r,f in pairs({on={as="off", ls="green", als="red"}, off={as="on", ls="red", als="green"}}) do
+
+ advtrains.trackplacer.register_tracktype("advtrains:retrosignal", "")
+ advtrains.trackplacer.register_tracktype("advtrains:signal", "")
+
+ for rotid, rotation in ipairs({"", "_30", "_45", "_60"}) do
+ local crea=1
+ if rotid==1 and r=="off" then crea=0 end
+
+ minetest.register_node("advtrains:retrosignal_"..r..rotation, {
+ drawtype = "mesh",
+ paramtype="light",
+ paramtype2="facedir",
+ walkable = false,
+ selection_box = {
+ type = "fixed",
+ fixed = {-1/4, -1/2, -1/4, 1/4, 2, 1/4},
+ },
+ mesh = "advtrains_retrosignal_"..r..rotation..".b3d",
+ tiles = {"advtrains_retrosignal.png"},
+ inventory_image="advtrains_retrosignal_inv.png",
+ drop="advtrains:retrosignal_off",
+ description=attrans("Lampless Signal (@1)", attrans(r..rotation)),
+ sunlight_propagates=true,
+ groups = {
+ cracky=3,
+ not_blocking_trains=1,
+ not_in_creative_inventory=crea,
+ save_in_at_nodedb=1,
+ advtrains_signal = 2,
+ },
+ mesecons = {effector = {
+ rules=advtrains.meseconrules,
+ ["action_"..f.as] = function (pos, node)
+ advtrains.ndb.swap_node(pos, {name = "advtrains:retrosignal_"..f.as..rotation, param2 = node.param2}, true)
+ advtrains.interlocking.signal_on_aspect_changed(pos)
+ end
+ }},
+ on_rightclick=function(pos, node, player)
+ local pname = player:get_player_name()
+ local sigd = advtrains.interlocking and advtrains.interlocking.db.get_sigd_for_signal(pos)
+ if sigd then
+ advtrains.interlocking.show_signalling_form(sigd, pname)
+ elseif advtrains.interlocking and player:get_player_control().aux1 then
+ advtrains.interlocking.show_ip_form(pos, pname)
+ elseif advtrains.check_turnout_signal_protection(pos, player:get_player_name()) then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:retrosignal_"..f.as..rotation, param2 = node.param2}, true)
+ advtrains.interlocking.signal_on_aspect_changed(pos)
+ end
+ end,
+ -- new signal API
+ advtrains = {
+ set_aspect = function(pos, node, asp)
+ if asp.main ~= 0 then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:retrosignal_on"..rotation, param2 = node.param2}, true)
+ else
+ advtrains.ndb.swap_node(pos, {name = "advtrains:retrosignal_off"..rotation, param2 = node.param2}, true)
+ end
+ end,
+ get_aspect = function(pos, node)
+ return aspect(r=="on")
+ end,
+ supported_aspects = suppasp,
+ },
+ can_dig = can_dig_func,
+ after_dig_node = after_dig_func,
+ })
+ advtrains.trackplacer.add_worked("advtrains:retrosignal", r, rotation, nil)
+
+ minetest.register_node("advtrains:signal_"..r..rotation, {
+ drawtype = "mesh",
+ paramtype="light",
+ paramtype2="facedir",
+ walkable = false,
+ selection_box = {
+ type = "fixed",
+ fixed = {-1/4, -1/2, -1/4, 1/4, 2, 1/4},
+ },
+ mesh = "advtrains_signal"..rotation..".b3d",
+ tiles = {"advtrains_signal_"..r..".png"},
+ inventory_image="advtrains_signal_inv.png",
+ drop="advtrains:signal_off",
+ description=attrans("Signal (@1)", attrans(r..rotation)),
+ groups = {
+ cracky=3,
+ not_blocking_trains=1,
+ not_in_creative_inventory=crea,
+ save_in_at_nodedb=1,
+ advtrains_signal = 2,
+ },
+ light_source = 1,
+ sunlight_propagates=true,
+ mesecons = {effector = {
+ rules=advtrains.meseconrules,
+ ["action_"..f.as] = function (pos, node)
+ advtrains.setstate(pos, f.als, node)
+ advtrains.interlocking.signal_on_aspect_changed(pos)
+ end
+ }},
+ on_rightclick=function(pos, node, player)
+ local pname = player:get_player_name()
+ local sigd = advtrains.interlocking and advtrains.interlocking.db.get_sigd_for_signal(pos)
+ if sigd then
+ advtrains.interlocking.show_signalling_form(sigd, pname)
+ elseif advtrains.interlocking and player:get_player_control().aux1 then
+ advtrains.interlocking.show_ip_form(pos, pname)
+ elseif advtrains.check_turnout_signal_protection(pos, player:get_player_name()) then
+ advtrains.setstate(pos, f.als, node)
+ advtrains.interlocking.signal_on_aspect_changed(pos)
+ end
+ end,
+ -- new signal API
+ advtrains = {
+ set_aspect = function(pos, node, asp)
+ if asp.main ~= 0 then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:signal_on"..rotation, param2 = node.param2}, true)
+ else
+ advtrains.ndb.swap_node(pos, {name = "advtrains:signal_off"..rotation, param2 = node.param2}, true)
+ end
+ end,
+ get_aspect = function(pos, node)
+ return aspect(r=="on")
+ end,
+ supported_aspects = suppasp,
+ getstate = f.ls,
+ setstate = function(pos, node, newstate)
+ if newstate == f.als then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:signal_"..f.as..rotation, param2 = node.param2}, true)
+ end
+ end,
+ },
+ can_dig = can_dig_func,
+ after_dig_node = after_dig_func,
+ })
+ advtrains.trackplacer.add_worked("advtrains:signal", r, rotation, nil)
+ end
+
+ local crea=1
+ if r=="off" then crea=0 end
+
+ --tunnel signals. no rotations.
+ for loc, sbox in pairs({l={-1/2, -1/2, -1/4, 0, 1/2, 1/4}, r={0, -1/2, -1/4, 1/2, 1/2, 1/4}, t={-1/2, 0, -1/4, 1/2, 1/2, 1/4}}) do
+ minetest.register_node("advtrains:signal_wall_"..loc.."_"..r, {
+ drawtype = "mesh",
+ paramtype="light",
+ paramtype2="facedir",
+ walkable = false,
+ selection_box = {
+ type = "fixed",
+ fixed = sbox,
+ },
+ mesh = "advtrains_signal_wall_"..loc..".b3d",
+ tiles = {"advtrains_signal_wall_"..r..".png"},
+ drop="advtrains:signal_wall_"..loc.."_off",
+ description=attrans("Wallmounted Signal ("..loc..")"),
+ groups = {
+ cracky=3,
+ not_blocking_trains=1,
+ not_in_creative_inventory=crea,
+ save_in_at_nodedb=1,
+ advtrains_signal = 2,
+ },
+ light_source = 1,
+ sunlight_propagates=true,
+ mesecons = {effector = {
+ rules = mrules_wallsignal,
+ ["action_"..f.as] = function (pos, node)
+ advtrains.setstate(pos, f.als, node)
+ end
+ }},
+ on_rightclick=function(pos, node, player)
+ local pname = player:get_player_name()
+ local sigd = advtrains.interlocking and advtrains.interlocking.db.get_sigd_for_signal(pos)
+ if sigd then
+ advtrains.interlocking.show_signalling_form(sigd, pname)
+ elseif advtrains.interlocking and player:get_player_control().aux1 then
+ advtrains.interlocking.show_ip_form(pos, pname)
+ elseif advtrains.check_turnout_signal_protection(pos, player:get_player_name()) then
+ advtrains.setstate(pos, f.als, node)
+ end
+ end,
+ -- new signal API
+ advtrains = {
+ set_aspect = function(pos, node, asp)
+ if asp.main ~= 0 then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:signal_wall_"..loc.."_on", param2 = node.param2}, true)
+ else
+ advtrains.ndb.swap_node(pos, {name = "advtrains:signal_wall_"..loc.."_off", param2 = node.param2}, true)
+ end
+ end,
+ get_aspect = function(pos, node)
+ return aspect(r=="on")
+ end,
+ supported_aspects = suppasp,
+ getstate = f.ls,
+ setstate = function(pos, node, newstate)
+ if newstate == f.als then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:signal_wall_"..loc.."_"..f.as, param2 = node.param2}, true)
+ end
+ end,
+ },
+ can_dig = can_dig_func,
+ after_dig_node = after_dig_func,
+ })
+ end
+end
+
+-- level crossing
+-- german version (Andrew's Cross)
+minetest.register_node("advtrains:across_off", {
+ drawtype = "mesh",
+ paramtype="light",
+ paramtype2="facedir",
+ walkable = false,
+ selection_box = {
+ type = "fixed",
+ fixed = {-1/4, -1/2, -1/2, 1/4, 1.5, 0},
+ },
+ mesh = "advtrains_across.obj",
+ tiles = {"advtrains_across.png"},
+ drop="advtrains:across_off",
+ description=attrans("Andrew's Cross"),
+ groups = {
+ cracky=3,
+ not_blocking_trains=1,
+ save_in_at_nodedb=1,
+ not_in_creative_inventory=nil,
+ },
+ light_source = 1,
+ sunlight_propagates=true,
+ mesecons = {effector = {
+ rules = advtrains.meseconrules,
+ action_on = function (pos, node)
+ advtrains.ndb.swap_node(pos, {name = "advtrains:across_on", param2 = node.param2}, true)
+ end
+ }},
+ advtrains = {
+ getstate = "off",
+ setstate = function(pos, node, newstate)
+ if newstate == "on" then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:across_on", param2 = node.param2}, true)
+ end
+ end,
+ },
+ on_rightclick=function(pos, node, player)
+ if advtrains.check_turnout_signal_protection(pos, player:get_player_name()) then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:across_on", param2 = node.param2}, true)
+ end
+ end,
+})
+minetest.register_node("advtrains:across_on", {
+ drawtype = "mesh",
+ paramtype="light",
+ paramtype2="facedir",
+ walkable = false,
+ selection_box = {
+ type = "fixed",
+ fixed = {-1/4, -1/2, -1/2, 1/4, 1.5, 0},
+ },
+ mesh = "advtrains_across.obj",
+ tiles = {{name="advtrains_across_anim.png", animation={type="vertical_frames", aspect_w=64, aspect_h=64, length=1.0}}},
+ drop="advtrains:across_off",
+ description=attrans("Andrew's Cross (on) (you hacker you)"),
+ groups = {
+ cracky=3,
+ not_blocking_trains=1,
+ save_in_at_nodedb=1,
+ not_in_creative_inventory=1,
+ },
+ light_source = 1,
+ sunlight_propagates=true,
+ mesecons = {effector = {
+ rules = advtrains.meseconrules,
+ action_off = function (pos, node)
+ advtrains.ndb.swap_node(pos, {name = "advtrains:across_off", param2 = node.param2}, true)
+ end
+ }},
+ advtrains = {
+ getstate = "on",
+ setstate = function(pos, node, newstate)
+ if newstate == "off" then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:across_off", param2 = node.param2}, true)
+ end
+ end,
+ fallback_state = "off",
+ },
+ on_rightclick=function(pos, node, player)
+ if advtrains.check_turnout_signal_protection(pos, player:get_player_name()) then
+ advtrains.ndb.swap_node(pos, {name = "advtrains:across_off", param2 = node.param2}, true)
+ end
+ end,
+})
+
+minetest.register_abm(
+ {
+ label = "Sound for Level Crossing",
+ nodenames = {"advtrains:across_on"},
+ interval = 3,
+ chance = 1,
+ action = function(pos, node, active_object_count, active_object_count_wider)
+ minetest.sound_play("advtrains_crossing_bell", {
+ pos = pos,
+ gain = 1.0, -- default
+ max_hear_distance = 16, -- default, uses an euclidean metric
+ })
+ end,
+ }
+)