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-rw-r--r--advtrains_line_automation/line_functions.lua1
-rw-r--r--advtrains_line_automation/station_editor.lua113
2 files changed, 109 insertions, 5 deletions
diff --git a/advtrains_line_automation/line_functions.lua b/advtrains_line_automation/line_functions.lua
index 43bde50..fa50d20 100644
--- a/advtrains_line_automation/line_functions.lua
+++ b/advtrains_line_automation/line_functions.lua
@@ -1197,6 +1197,7 @@ function al.get_linevars_by_station(stn, track, options)
local first_stop_index = al.get_first_stop(linevar_def, include_hidden_stops)
local last_stop_index = al.get_last_stop(linevar_def, include_hidden_stops)
if not (ignore_first_stop or ignore_last_stop) or (first_stop_index ~= nil and last_stop_index ~= nil) then
+ local ld
for i, stop in ipairs(linevar_def.stops) do
if
stop.stn == stn and
diff --git a/advtrains_line_automation/station_editor.lua b/advtrains_line_automation/station_editor.lua
index 084d3e9..ca5c280 100644
--- a/advtrains_line_automation/station_editor.lua
+++ b/advtrains_line_automation/station_editor.lua
@@ -90,6 +90,10 @@ local function filter_all()
return true
end
+local function filter_mine(a, player_info)
+ return a.owner == player_info.name
+end
+
local function sort_by_distance(a, b, player_info)
return (station_distance(player_info.pos, a) or 1.0e+20) < (station_distance(player_info.pos, b) or 1.0e+20)
end
@@ -123,6 +127,21 @@ local filters = {
-- filter = filter_all,
sorter = sort_by_name,
},
+ {
+ description = "moje (podle kódu A-Z)",
+ filter = filter_mine,
+ sorter = sort_by_stn,
+ },
+ {
+ description = "moje (podle názvu A-Z)",
+ filter = filter_mine,
+ sorter = sort_by_name,
+ },
+ {
+ description = "moje (od nejbližší)",
+ filter = filter_mine,
+ sorter = sort_by_distance,
+ },
}
@@ -139,13 +158,14 @@ local function get_formspec(custom_state)
local stations = custom_state.stations
if stations == nil then
- -- local filter_func = filters[custom_state.active_filter].filter or filter_all
- local sorter_func = filters[custom_state.active_filter].sorter
+ local filter = filters[custom_state.active_filter]
+ local filter_func = filter.filter or filter_all
+ local sorter_func = filter.sorter
stations = {}
for _, st in ipairs(load_stations()) do
- -- if filter_func(st, player_info) then
+ if filter_func(st, player_info) then
table.insert(stations, st)
- -- end
+ end
end
table.sort(stations, function(a, b) return sorter_func(a, b, player_info) end)
custom_state.stations = stations
@@ -211,6 +231,23 @@ local function get_formspec(custom_state)
if st.tracks[1] == nil then
table.insert(formspec, "button[15.25,8;3,0.75;smazat;smazat]")
end
+ if custom_state.linevars[1] ~= nil then
+ table.insert(formspec, "label[0.5,9.4;přiřadit kolej]"..
+ "field[2.75,9.1;1,0.6;kolej;;]"..
+ "label[3.9,9.4;lince]"..
+ "dropdown[5,9.1;5,0.6;klinevar;")
+ for i, lvar in ipairs(custom_state.linevars) do
+ if i ~= 1 then
+ table.insert(formspec, ",")
+ end
+ table.insert(formspec, F(lvar.linevar.." | "..lvar.dep.." "..stn.." ["..lvar.track.."]"))
+ end
+ table.insert(formspec, ";"..custom_state.current_linevar..";true]"..
+ "button[10.25,9;4.25,0.75;priradit_kolej;přiřadit]"..
+ "tooltip[klinevar;")
+ table.insert(formspec, F("Vysvětlení formátu:\n<linka>/<kód vých.dop.>/<sm.kód> | <odjezd> <kód dop.> [<stávající kolej>]"))
+ table.insert(formspec, "]")
+ end
end
end
if st and st.tracks[1] ~= nil then
@@ -225,7 +262,6 @@ end
local function formspec_callback(custom_state, player, formname, fields)
local update_formspec = false
-
if fields.vytvorit then
local new_stn, new_name, new_owner = fields.stn, fields.name or "", fields.owner
local pinfo = ch_core.normalize_player(player)
@@ -322,6 +358,43 @@ local function formspec_callback(custom_state, player, formname, fields)
ch_core.systemovy_kanal(custom_state.player_name, "Zastávka úspěšně smazána.")
custom_state.stations = nil
update_formspec = true
+ elseif fields.jrad then
+ local st = custom_state.stations[(custom_state.selection_index or 0) - 1]
+ if st == nil then
+ ch_core.systemovy_kanal(custom_state.player_name, "CHYBA: není vybrána žádná zastávka!")
+ return
+ end
+ advtrains.lines.show_jr_formspec(player, nil, assert(st.stn))
+ return
+ elseif fields.priradit_kolej then
+ local st = custom_state.stations[(custom_state.selection_index or 0) - 1]
+ if st == nil then
+ ch_core.systemovy_kanal(custom_state.player_name, "CHYBA: není vybrána žádná zastávka!")
+ return
+ end
+ local linevar_to_change = custom_state.linevars[custom_state.current_linevar]
+ if linevar_to_change == nil then
+ ch_core.systemovy_kanal(custom_state.player_name, "CHYBA: vnitřní chyba 1!")
+ return
+ end
+ local linevar_def = advtrains.lines.try_get_linevar_def(linevar_to_change.linevar, linevar_to_change.stn)
+ if linevar_def == nil then
+ ch_core.systemovy_kanal(custom_state.player_name, "CHYBA: vnitřní chyba 2!")
+ return
+ end
+ local stop = linevar_def.stops[linevar_to_change.linevar_index]
+ if stop == nil then
+ ch_core.systemovy_kanal(custom_state.player_name, "CHYBA: vnitřní chyba 3!")
+ return
+ end
+ if stop.stn ~= st.stn then
+ ch_core.systemovy_kanal(custom_state.player_name, "CHYBA: vnitřní chyba 4!")
+ return
+ end
+ stop.track = tostring(fields.kolej)
+ linevar_to_change.track = stop.track
+ ch_core.systemovy_kanal(custom_state.player_name, "Přiřazená kolej úspěšně nastavena.")
+ update_formspec = true
elseif fields.quit then
return
end
@@ -330,10 +403,36 @@ local function formspec_callback(custom_state, player, formname, fields)
local event = minetest.explode_table_event(fields.dopravna)
if event.type == "CHG" then
custom_state.selection_index = ifthenelse(event.row > 1, event.row, nil)
+ local st = custom_state.stations[(custom_state.selection_index or 0) - 1]
+ local new_linevars = {}
+ custom_state.linevars = new_linevars
+ custom_state.current_linevar = 1
+ if st ~= nil then
+ for _, r in ipairs(advtrains.lines.get_linevars_by_station(st.stn)) do
+ local line, stn = advtrains.lines.linevar_decompose(r.linevar)
+ for _, i in ipairs(r.indices) do
+ local stop = r.linevar_def.stops[i]
+ table.insert(new_linevars, {
+ stn = stn,
+ linevar = r.linevar,
+ linevar_index = i,
+ dep = assert(stop.dep),
+ track = stop.track or "",
+ })
+ end
+ end
+ end
update_formspec = true
end
end
+ if fields.klinevar then
+ local n = tonumber(fields.klinevar)
+ if n ~= nil and custom_state.linevars[n] ~= nil then
+ custom_state.current_linevar = n
+ end
+ end
+
-- filter (must be the last)
if fields.filter then
local new_filter = tonumber(fields.filter)
@@ -355,6 +454,10 @@ local function show_formspec(player)
player_pos = vector.round(player:get_pos()),
active_filter = 1,
-- selection_index = nil,
+ linevars = {--[[
+ {stn = string, linevar = string, linevar_index = int, track = string}...
+ ]]},
+ current_linevar = 1,
}
-- ch_core.show_formspec(player_or_player_name, formname, formspec, formspec_callback, custom_state, options)
ch_core.show_formspec(player, "advtrains_line_automation:editor_dopraven", get_formspec(custom_state), formspec_callback, custom_state, {})
generated by cgit v1.2.3 (git 2.39.1) at 2026-10-20 12:26:11 +0000
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-- Track Circuit Breaks and Track Sections - Player interaction

local players_assign_tcb = {}
local players_assign_signal = {}
local players_assign_xlink = {}
local players_link_ts = {}

local ildb = advtrains.interlocking.db
local ilrs = advtrains.interlocking.route

local sigd_equal = advtrains.interlocking.sigd_equal

local lntrans = { "A", "B" }

local function sigd_to_string(sigd)
	return minetest.pos_to_string(sigd.p).." / "..lntrans[sigd.s]
end
advtrains.interlocking.sigd_to_string = sigd_to_string

minetest.register_node("advtrains_interlocking:tcb_node", {
	drawtype = "mesh",
	paramtype="light",
	paramtype2="facedir",
	walkable = false,
	selection_box = {
		type = "fixed",
		fixed = {-1/6, -1/2, -1/6, 1/6, 1/4, 1/6},
	},
	mesh = "at_il_tcb_node.obj",
	tiles = {"at_il_tcb_node.png"},
	description="Track 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 = function(pos, node, player)
		local meta = minetest.get_meta(pos)
		meta:set_string("infotext", "Unconfigured Track Circuit Break, right-click to assign.")
	end,
	on_rightclick = function(pos, node, player)
		local pname = player:get_player_name()
		if not minetest.check_player_privs(pname, "interlocking") then
			minetest.chat_send_player(pname, "Insufficient privileges to use this!")
			return
		end
		
		local meta = minetest.get_meta(pos)
		local tcbpts = meta:get_string("tcb_pos")
		if tcbpts ~= "" then
			local tcbpos = minetest.string_to_pos(tcbpts)
			local tcb = ildb.get_tcb(tcbpos)
			if tcb then
				advtrains.interlocking.show_tcb_form(tcbpos, pname)
			else
				minetest.chat_send_player(pname, "This TCB has been removed. Please dig marker.")
			end
		else
			--unconfigured
			minetest.chat_send_player(pname, "Configuring TCB: Please punch the rail you want to assign this TCB to.")
			
			players_assign_tcb[pname] = pos
		end	
	end,
	--on_punch = function(pos, node, player)
	--	local meta = minetest.get_meta(pos)
	--	local tcbpts = meta:get_string("tcb_pos")
	--	if tcbpts ~= "" then
	--		local tcbpos = minetest.string_to_pos(tcbpts)
	--		advtrains.interlocking.show_tcb_marker(tcbpos)
	--	end	
	--end,
	can_dig = function(pos, player)
		if player == nil then return false end

		local pname = player:get_player_name()

		-- Those markers can only be dug when all adjacent TS's are set
		-- as EOI.
		local meta = minetest.get_meta(pos)
		local tcbpts = meta:get_string("tcb_pos")
		if tcbpts ~= "" then
			if not minetest.check_player_privs(pname, "interlocking") then
				minetest.chat_send_player(pname, "Insufficient privileges to use this!")
				return
			end			
			local tcbpos = minetest.string_to_pos(tcbpts)
			local tcb = ildb.get_tcb(tcbpos)
			if not tcb then return true end
			for connid=1,2 do
				if tcb[connid].signal then
					minetest.chat_send_player(pname, "Can't remove TCB: Both sides must have no signal assigned!")
					return false
				end
			end
		end	
		return true
	end,
	after_dig_node = function(pos, oldnode, oldmetadata, player)
		if not oldmetadata or not oldmetadata.fields then return end
		local pname = player:get_player_name()
		local tcbpts = oldmetadata.fields.tcb_pos
		if tcbpts and tcbpts ~= "" then
			local tcbpos = minetest.string_to_pos(tcbpts)
			ildb.remove_tcb_at(tcbpos, pname)
		end
	end,
})


-- Crafting

-- set some fallbacks
local tcb_core = "default:mese_crystal"
local tcb_secondary = "default:mese_crystal_fragment"

--alternative recipe items
--core
if minetest.get_modpath("basic_materials") then
	tcb_core = "basic_materials:ic"
elseif minetest.get_modpath("technic") then
	tcb_core = "technic:control_logic_unit"
end
--print("TCB Core: "..tcb_core)
--secondary
if minetest.get_modpath("mesecons") then
	tcb_secondary = 'mesecons:wire_00000000_off'
end
--print("TCB Secondary: "..tcb_secondary)

minetest.register_craft({
	output = 'advtrains_interlocking:tcb_node 4',
	recipe = {
		{tcb_secondary,tcb_core,tcb_secondary},
		{'advtrains:dtrack_placer','','advtrains:dtrack_placer'}
	},
	--actually use track in the tcb recipe
	replacements = {
		{"advtrains:dtrack_placer","advtrains:dtrack_placer"},
		{"advtrains:dtrack_placer","advtrains:dtrack_placer"},
	}
})

--nil the temp crafting variables
tcb_core= nil
tcb_secondary = nil

minetest.register_on_punchnode(function(pos, node, player, pointed_thing)
	local pname = player:get_player_name()
	if not minetest.check_player_privs(pname, "interlocking") then
		return
	end
	-- TCB assignment
	local tcbnpos = players_assign_tcb[pname]
	if tcbnpos then
		if vector.distance(pos, tcbnpos)<=20 then
			local node_ok, conns, rhe = advtrains.get_rail_info_at(pos, advtrains.all_tracktypes)
			if node_ok and #conns == 2 then
				-- if there is already a tcb here, reassign it
				if ildb.get_tcb(pos) then
					minetest.chat_send_player(pname, "Configuring TCB: Already existed at this position, it is now linked to this TCB marker")
				else
					ildb.create_tcb_at(pos, pname)
				end

				local meta = minetest.get_meta(tcbnpos)
				meta:set_string("tcb_pos", minetest.pos_to_string(pos))
				meta:set_string("infotext", "TCB assigned to "..minetest.pos_to_string(pos))
				minetest.chat_send_player(pname, "Configuring TCB: Successfully configured TCB")
				advtrains.interlocking.show_tcb_marker(pos)
			else
				minetest.chat_send_player(pname, "Configuring TCB: This is not a normal two-connection rail! Aborted.")
			end
		else
			minetest.chat_send_player(pname, "Configuring TCB: Node is too far away. Aborted.")
		end
		players_assign_tcb[pname] = nil
	end
	
	-- Signal assignment
	local sigd = players_assign_signal[pname]
	if sigd then
		if vector.distance(pos, sigd.p)<=50 then
			local is_signal = minetest.get_item_group(node.name, "advtrains_signal") >= 2
			if is_signal then
				local ndef = minetest.registered_nodes[node.name]
				if ndef and ndef.advtrains and ndef.advtrains.set_aspect then
					local tcbs = ildb.get_tcbs(sigd)
					if tcbs then
						tcbs.signal = pos
						if not tcbs.routes then
							tcbs.routes = {}
						end
						ildb.set_sigd_for_signal(pos, sigd)
						minetest.chat_send_player(pname, "Configuring TCB: Successfully assigned signal.")
						advtrains.interlocking.show_ip_form(pos, pname, true)
					else
						minetest.chat_send_player(pname, "Configuring TCB: Internal error, TCBS doesn't exist. Aborted.")
					end
				else
					minetest.chat_send_player(pname, "Configuring TCB: Cannot use static signals for routesetting. Aborted.")
				end
			else
				minetest.chat_send_player(pname, "Configuring TCB: Not a compatible signal. Aborted.")
			end
		else
			minetest.chat_send_player(pname, "Configuring TCB: Node is too far away. Aborted.")
		end
		players_assign_signal[pname] = nil
	end
end)

-- TCB Form

local function mktcbformspec(pos, side, tcbs, offset, pname)
	local form = ""
	local btnpref = side==1 and "A" or "B"
	local ts
	-- ensure that mapping and xlink are up to date
	ildb.tcbs_ensure_ts_ref_exists({p=pos, s=side, tcbs=tcbs})
	ildb.validate_tcb_xlink({p=pos, s=side, tcbs=tcbs})
	-- Note: repair operations may have been triggered by this
	if tcbs.ts_id then
		ts = ildb.get_ts(tcbs.ts_id)
	end
	if ts then
		form = form.."label[0.5,"..offset..";Side "..btnpref..": "..minetest.formspec_escape(ts.name or tcbs.ts_id).."]"
		form = form.."button[0.5,"..(offset+0.5)..";5,1;"..btnpref.."_gotots;Show track section]"
	else
		tcbs.ts_id = nil
		form = form.."label[0.5,"..offset..";Side "..btnpref..": ".."End of interlocking]"
		form = form.."button[0.5,"..(offset+0.5)..";5,1;"..btnpref.."_makeil;Create Interlocked Track Section]"
	end
	-- xlink
	if tcbs.xlink then
		form = form.."label[0.5,"..(offset+1.5)..";Link:"..ildb.sigd_to_string(tcbs.xlink).."]"
		form = form.."button[4.5,"..(offset+1.5)..";1,1;"..btnpref.."_xlinkdel;X]"
	else
		if players_assign_xlink[pname] then
			form = form.."button[0.5,"..(offset+1.5)..";4,1;"..btnpref.."_xlinklink;Link "..ildb.sigd_to_string(players_assign_xlink[pname]).."]"
			form = form.."button[4.5,"..(offset+1.5)..";1,1;"..btnpref.."_xlinkabrt;X]"
		else
			form = form.."label[0.5,"..(offset+1.5)..";No Link]"
			form = form.."button[4.5,"..(offset+1.5)..";1,1;"..btnpref.."_xlinkadd;+]"
		end
	end
	if tcbs.signal then
		form = form.."button[0.5,"..(offset+2.5)..";5,1;"..btnpref.."_sigdia;Signalling]"	
	else
		form = form.."button[0.5,"..(offset+2.5)..";5,1;"..btnpref.."_asnsig;Assign a signal]"
	end
	return form
end


function advtrains.interlocking.show_tcb_form(pos, pname)
	if not minetest.check_player_privs(pname, "interlocking") then
		minetest.chat_send_player(pname, "Insufficient privileges to use this!")
		return
	end
	local tcb = ildb.get_tcb(pos)
	if not tcb then return end
	
	local form = "size[6,9] label[0.5,0.5;Track Circuit Break Configuration]"
	form = form .. mktcbformspec(pos, 1, tcb[1], 1, pname)
	form = form .. mktcbformspec(pos, 2, tcb[2], 5, pname)
	
	minetest.show_formspec(pname, "at_il_tcbconfig_"..minetest.pos_to_string(pos), form)
	advtrains.interlocking.show_tcb_marker(pos)
end

--helper: length of nil table is 0
local function nlen(t)
	if not t then return 0 end
	return #t
end


minetest.register_on_player_receive_fields(function(player, formname, fields)
	local pname = player:get_player_name()
	if not minetest.check_player_privs(pname, "interlocking") then
		return
	end
	local pts = string.match(formname, "^at_il_tcbconfig_(.+)$")
	local pos
	if pts then
		pos = minetest.string_to_pos(pts)
	end
	if pos and not fields.quit then
		local tcb = ildb.get_tcb(pos)
		if not tcb then return end
		local f_gotots = {fields.A_gotots, fields.B_gotots}
		local f_makeil = {fields.A_makeil, fields.B_makeil}
		local f_asnsig = {fields.A_asnsig, fields.B_asnsig}
		local f_sigdia = {fields.A_sigdia, fields.B_sigdia}
		local f_xlinkadd = {fields.A_xlinkadd, fields.B_xlinkadd}
		local f_xlinkdel = {fields.A_xlinkdel, fields.B_xlinkdel}
		local f_xlinklink = {fields.A_xlinklink, fields.B_xlinklink}
		local f_xlinkabrt = {fields.A_xlinkabrt, fields.B_xlinkabrt}
		
		for connid=1,2 do
			local tcbs = tcb[connid]
			if tcbs.ts_id then
				if f_gotots[connid] then
					advtrains.interlocking.show_ts_form(tcbs.ts_id, pname)
					return
				end
			else
				if f_makeil[connid] then
					if not tcbs.ts_id then
						ildb.create_ts_from_tcbs({p=pos, s=connid})
					end
				end
			end
			if tcbs.xlink then
				if f_xlinkdel[connid] then
					ildb.remove_tcb_xlink({p=pos, s=connid})
				end
			else
				local osigd = players_assign_xlink[pname]
				if osigd then
					if f_xlinklink[connid] then
						ildb.add_tcb_xlink({p=pos, s=connid}, osigd)
						players_assign_xlink[pname] = nil
					elseif f_xlinkabrt[connid] then
						players_assign_xlink[pname] = nil
					end
				else
					if f_xlinkadd[connid] then
						players_assign_xlink[pname] = {p=pos, s=connid}
						minetest.chat_send_player(pname, "TCB Link: Select linked TCB now!")
						minetest.close_formspec(pname, formname)
						return -- to not reopen form
					end
				end
			end
			if f_asnsig[connid] and not tcbs.signal then
				minetest.chat_send_player(pname, "Configuring TCB: Please punch the signal to assign.")
				players_assign_signal[pname] = {p=pos, s=connid}
				minetest.close_formspec(pname, formname)
				return
			end
			if f_sigdia[connid] and tcbs.signal then
				advtrains.interlocking.show_signalling_form({p=pos, s=connid}, pname)
				return
			end

		end
		advtrains.interlocking.show_tcb_form(pos, pname)
	end

end)



-- TS Formspec

function advtrains.interlocking.show_ts_form(ts_id, pname)
	if not minetest.check_player_privs(pname, "interlocking") then
		minetest.chat_send_player(pname, "Insufficient privileges to use this!")
		return
	end
	local ts = ildb.get_ts(ts_id)
	if not ts_id then return end
	
	local form = "size[10,10]label[0.5,0.5;Track Section Detail - "..ts_id.."]"
	form = form.."field[0.8,2;5.2,1;name;Section name;"..minetest.formspec_escape(ts.name or "").."]"
	form = form.."button[5.5,1.7;1,1;setname;Set]"
	local hint
	
	local strtab = {}
	for idx, sigd in ipairs(ts.tc_breaks) do
		strtab[#strtab+1] = minetest.formspec_escape(sigd_to_string(sigd))
		advtrains.interlocking.show_tcb_marker(sigd.p)
	end
	
	form = form.."textlist[0.5,3;5,3;tcblist;"..table.concat(strtab, ",").."]"
	
	if ildb.may_modify_ts(ts) then
		form = form.."button[5.5,4;4,1;remove;Remove Section]"
		form = form.."tooltip[dissolve;This will remove the track section and set all its end points to End Of Interlocking]"
	else
		hint=3
	end
	
	if ts.route then
		form = form.."label[0.5,6.1;Route is set: "..ts.route.rsn.."]"
	elseif ts.route_post then
		form = form.."label[0.5,6.1;Section holds "..#(ts.route_post.lcks or {}).." route locks.]"
	end
	-- occupying trains
	if ts.trains and #ts.trains>0 then
		form = form.."label[0.5,7.1;Trains on this section:]"
		form = form.."textlist[0.5,7.7;3,2;trnlist;"..table.concat(ts.trains, ",").."]"
	else
		form = form.."label[0.5,7.1;No trains on this section.]"
	end
	
	form = form.."button[5.5,7;4,1;reset;Reset section state]"

	if hint == 3 then
		form = form.."label[0.5,0.75;You cannot modify track sections when a route is set or a train is on the section.]"
		--form = form.."label[0.5,1;Trying to unlink a TCB directly connected to this track will not work.]"
	end
	
	minetest.show_formspec(pname, "at_il_tsconfig_"..ts_id, form)
	
end


minetest.register_on_player_receive_fields(function(player, formname, fields)
	local pname = player:get_player_name()
	if not minetest.check_player_privs(pname, "interlocking") then
		return
	end
	-- independent of the formspec, clear this whenever some formspec event happens
	
	local ts_id = string.match(formname, "^at_il_tsconfig_(.+)$")
	if ts_id and not fields.quit then
		local ts = ildb.get_ts(ts_id)
		if not ts then return end
		
		if ildb.may_modify_ts(ts) then
			if fields.remove then
				ildb.remove_ts(ts_id)
				minetest.close_formspec(pname, formname)
				return
			end
		end
		
		if fields.setname then
			ts.name = fields.name
			if ts.name == "" then
				ts.name = nil
			end
		end
		
		if fields.reset then
			-- User requested resetting the section
			-- Show him what this means...
			local form = "size[7,5]label[0.5,0.5;Reset track section]"
			form = form.."label[0.5,1;This will clear the list of trains\nand the routesetting status of this section.\nAre you sure?]"
			form = form.."button_exit[0.5,2.5;  5,1;reset;Yes]"
			form = form.."button_exit[0.5,3.5;  5,1;cancel;Cancel]"
			minetest.show_formspec(pname, "at_il_tsreset_"..ts_id, form)
			return
		end
		
		advtrains.interlocking.show_ts_form(ts_id, pname, sel_tcb)
		return
	end
	
	ts_id = string.match(formname, "^at_il_tsreset_(.+)$")
	if ts_id and fields.reset then
		local ts = ildb.get_ts(ts_id)
		if not ts then return end
		ts.trains = {}
		if ts.route_post then
			advtrains.interlocking.route.free_route_locks(ts_id, ts.route_post.locks)
		end
		ts.route_post = nil
		ts.route = nil
		for _, sigd in ipairs(ts.tc_breaks) do
			local tcbs = ildb.get_tcbs(sigd)
			advtrains.interlocking.update_signal_aspect(tcbs)
		end
		minetest.chat_send_player(pname, "Reset track section "..ts_id.."!")
	end
end)

-- TCB marker entities

-- table with objectRefs
local markerent = {}

minetest.register_entity("advtrains_interlocking:tcbmarker", {
	visual = "mesh",
	mesh = "trackplane.b3d",
	textures = {"at_il_tcb_marker.png"},
	collisionbox = {-1,-0.5,-1, 1,-0.4,1},
	visual_size = {x=10, y=10},
	on_punch = function(self)
		self.object:remove()
	end,
	on_rightclick = function(self, player)
		if self.tcbpos and player then
			advtrains.interlocking.show_tcb_form(self.tcbpos, player:get_player_name())
		end
	end,
	get_staticdata = function() return "STATIC" end,
	on_activate = function(self, sdata) if sdata=="STATIC" then self.object:remove() end end,
	static_save = false,
})

function advtrains.interlocking.show_tcb_marker(pos)
	--atdebug("showing tcb marker",pos)
	local tcb = ildb.get_tcb(pos)
	if not tcb then return end
	local node_ok, conns, rhe = advtrains.get_rail_info_at(pos, advtrains.all_tracktypes)
	if not node_ok then return end
	local yaw = advtrains.conn_angle_median(conns[2].c, conns[1].c)
	
	local itex = {}
	for connid=1,2 do
		local tcbs = tcb[connid]
		local ts
		if tcbs.ts_id then
			ts = ildb.get_ts(tcbs.ts_id)
		end
		if ts then