2018-06-21 20:34:20 +02:00
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-- Track Circuit Breaks and Track Sections - Player interaction
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local players_assign_tcb = {}
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local players_link_ts = {}
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local lntrans = { "A", "B" }
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local function sigd_to_string(sigd)
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return minetest.pos_to_string(sigd.p).." / "..lntrans[sigd.s]
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end
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minetest.register_node("advtrains_interlocking:tcb_node", {
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drawtype = "mesh",
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paramtype="light",
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paramtype2="facedir",
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walkable = true,
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selection_box = {
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type = "fixed",
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2018-06-26 10:46:40 +02:00
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fixed = {-1/6, -1/2, -1/6, 1/6, 1/4, 1/6},
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2018-06-21 20:34:20 +02:00
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},
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mesh = "at_il_tcb_node.obj",
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tiles = {"at_il_tcb_node.png"},
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description="Track Circuit Break",
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sunlight_propagates=true,
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groups = {
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cracky=3,
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not_blocking_trains=1,
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--save_in_at_nodedb=2,
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},
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after_place_node = function(pos, node, player)
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local meta = minetest.get_meta(pos)
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meta:set_string("infotext", "Unconfigured Track Circuit Break, right-click to assign.")
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end,
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on_rightclick = function(pos, node, player)
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local meta = minetest.get_meta(pos)
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local tcbpts = meta:get_string("tcb_pos")
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local pname = player:get_player_name()
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if tcbpts ~= "" then
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local tcbpos = minetest.string_to_pos(tcbpts)
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advtrains.interlocking.show_tcb_form(tcbpos, pname)
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else
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--unconfigured
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--TODO security
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minetest.chat_send_player(pname, "Configuring TCB: Please punch the rail you want to assign this TCB to.")
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players_assign_tcb[pname] = pos
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end
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end,
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on_punch = function(pos, node, player)
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local meta = minetest.get_meta(pos)
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2018-06-26 10:46:40 +02:00
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local tcbpts = meta:get_string("tcb_pos")
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if tcbpts ~= "" then
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local tcbpos = minetest.string_to_pos(tcbpts)
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advtrains.interlocking.show_tcb_marker(tcbpos)
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end
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end,
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can_dig = function(pos, player)
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-- Those markers can only be dug when all adjacent TS's are set
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-- as EOI.
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local meta = minetest.get_meta(pos)
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local tcbpts = meta:get_string("tcb_pos")
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if tcbpts ~= "" then
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local tcbpos = minetest.string_to_pos(tcbpts)
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local tcb = advtrains.interlocking.db.get_tcb(tcbpos)
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if not tcb then return true end
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for connid=1,2 do
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if tcb[connid].ts_id then
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return false
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end
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end
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end
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return true
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end,
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after_dig_node = function(pos, oldnode, oldmetadata, player)
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if not oldmetadata or not oldmetadata.fields then return end
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local tcbpts = oldmetadata.fields.tcb_pos
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if tcbpts ~= "" then
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local tcbpos = minetest.string_to_pos(tcbpts)
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advtrains.interlocking.db.remove_tcb(tcbpos)
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end
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2018-06-21 20:34:20 +02:00
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end,
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})
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minetest.register_on_punchnode(function(pos, node, player, pointed_thing)
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local pname = player:get_player_name()
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local tcbnpos = players_assign_tcb[pname]
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if tcbnpos then
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if vector.distance(pos, tcbnpos)<=20 then
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local node_ok, conns, rhe = advtrains.get_rail_info_at(pos, advtrains.all_tracktypes)
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if node_ok and #conns == 2 then
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2018-06-26 10:46:40 +02:00
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local ok = advtrains.interlocking.db.create_tcb(pos)
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if not ok then
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minetest.chat_send_player(pname, "Configuring TCB: TCB already exists at this position. Aborted.")
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end
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2018-06-21 20:34:20 +02:00
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advtrains.interlocking.db.sync_tcb_neighbors(pos, 1)
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advtrains.interlocking.db.sync_tcb_neighbors(pos, 2)
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local meta = minetest.get_meta(tcbnpos)
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meta:set_string("tcb_pos", minetest.pos_to_string(pos))
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meta:set_string("infotext", "TCB assigned to "..minetest.pos_to_string(pos))
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minetest.chat_send_player(pname, "Configuring TCB: Successfully configured TCB")
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else
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minetest.chat_send_player(pname, "Configuring TCB: This is not a normal two-connection rail! Aborted.")
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end
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else
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minetest.chat_send_player(pname, "Configuring TCB: Node is too far away. Aborted.")
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end
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players_assign_tcb[pname] = nil
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end
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end)
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-- TCB Form
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local function mktcbformspec(tcbs, btnpref, offset, pname)
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local form = ""
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local ts
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if tcbs.ts_id then
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ts = advtrains.interlocking.db.get_ts(tcbs.ts_id)
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end
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if ts then
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form = form.."label[0.5,"..offset..";Side "..btnpref..": "..ts.name.."]"
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2018-06-26 10:46:40 +02:00
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form = form.."button[0.5,"..(offset+0.5)..";5,1;"..btnpref.."_gotots;Show track section]"
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form = form.."button[0.5,"..(offset+1.5)..";2.5,1;"..btnpref.."_update;Update near TCBs]"
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form = form.."button[3 ,"..(offset+1.5)..";2.5,1;"..btnpref.."_remove;Remove from section]"
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2018-06-21 20:34:20 +02:00
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else
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tcbs.ts_id = nil
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form = form.."label[0.5,"..offset..";Side "..btnpref..": ".."End of interlocking]"
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2018-06-26 10:46:40 +02:00
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form = form.."button[0.5,"..(offset+0.5)..";5,1;"..btnpref.."_makeil;Create Interlocked Track Section]"
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2018-06-21 20:34:20 +02:00
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if tcbs.section_free then
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2018-06-26 10:46:40 +02:00
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form = form.."button[0.5,"..(offset+1.5)..";5,1;"..btnpref.."_setlocked;Section is free]"
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2018-06-21 20:34:20 +02:00
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else
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2018-06-26 10:46:40 +02:00
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form = form.."button[0.5,"..(offset+1.5)..";5,1;"..btnpref.."_setfree;Section is blocked]"
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2018-06-21 20:34:20 +02:00
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end
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end
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return form
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end
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function advtrains.interlocking.show_tcb_form(pos, pname)
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local tcb = advtrains.interlocking.db.get_tcb(pos)
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if not tcb then return end
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local form = "size[6,7] label[0.5,0.5;Track Circuit Break Configuration]"
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form = form .. mktcbformspec(tcb[1], "A", 1, pname)
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form = form .. mktcbformspec(tcb[2], "B", 4, pname)
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minetest.show_formspec(pname, "at_il_tcbconfig_"..minetest.pos_to_string(pos), form)
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2018-06-26 10:46:40 +02:00
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advtrains.interlocking.show_tcb_marker(pos)
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2018-06-21 20:34:20 +02:00
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end
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--helper: length of nil table is 0
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local function nlen(t)
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if not t then return 0 end
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return #t
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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local pname = player:get_player_name()
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local pts = string.match(formname, "^at_il_tcbconfig_(.+)$")
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local pos
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if pts then
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pos = minetest.string_to_pos(pts)
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end
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if pos and not fields.quit then
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local tcb = advtrains.interlocking.db.get_tcb(pos)
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if not tcb then return end
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local f_gotots = {fields.A_gotots, fields.B_gotots}
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local f_update = {fields.A_update, fields.B_update}
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local f_remove = {fields.A_remove, fields.B_remove}
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local f_makeil = {fields.A_makeil, fields.B_makeil}
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local f_setlocked = {fields.A_setlocked, fields.B_setlocked}
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local f_setfree = {fields.A_setfree, fields.B_setfree}
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for connid=1,2 do
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local tcbs = tcb[connid]
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if tcbs.ts_id then
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if f_gotots[connid] then
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advtrains.interlocking.show_ts_form(tcbs.ts_id, pname)
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return
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end
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if f_update[connid] then
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advtrains.interlocking.db.sync_tcb_neighbors(pos, connid)
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end
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if f_remove[connid] then
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advtrains.interlocking.db.remove_from_interlocking({p=pos, s=connid})
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end
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else
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if f_makeil[connid] then
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advtrains.interlocking.db.create_ts({p=pos, s=connid})
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advtrains.interlocking.db.sync_tcb_neighbors(pos, connid)
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end
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-- non-interlocked
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if f_setfree[connid] then
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tcbs.section_free = true
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end
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if f_setlocked[connid] then
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tcbs.section_free = nil
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end
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end
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end
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advtrains.interlocking.show_tcb_form(pos, pname)
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end
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end)
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-- TS Formspec
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function advtrains.interlocking.show_ts_form(ts_id, pname, sel_tcb)
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local ts = advtrains.interlocking.db.get_ts(ts_id)
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if not ts_id then return end
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local form = "size[10,10]label[0.5,0.5;Track Section Detail - "..ts_id.."]"
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form = form.."field[0.8,2;5.2,1;name;Section name;"..ts.name.."]"
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form = form.."button[5.5,1.7;1,1;setname;Set]"
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local hint
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local strtab = {}
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for idx, sigd in ipairs(ts.tc_breaks) do
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strtab[#strtab+1] = minetest.formspec_escape(sigd_to_string(sigd))
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2018-06-26 10:46:40 +02:00
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advtrains.interlocking.show_tcb_marker(sigd.p)
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2018-06-21 20:34:20 +02:00
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end
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form = form.."textlist[0.5,3;5,3;tcblist;"..table.concat(strtab, ",").."]"
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if players_link_ts[pname] then
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local other_id = players_link_ts[pname]
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local other_ts = advtrains.interlocking.db.get_ts(other_id)
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if other_ts then
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2018-06-26 10:46:40 +02:00
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form = form.."button[5.5,3;3.5,1;mklink;Join with "..other_ts.name.."]"
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form = form.."button[9 ,3;0.5,1;cancellink;X]"
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2018-06-21 20:34:20 +02:00
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end
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else
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2018-06-26 10:46:40 +02:00
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form = form.."button[5.5,3;4,1;link;Join into other section]"
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2018-06-21 20:34:20 +02:00
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hint = 1
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end
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2018-06-26 10:46:40 +02:00
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form = form.."button[5.5,4;4,1;dissolve;Dissolve Section]"
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form = form.."tooltip[dissolve;This will remove the track section and set all its end points to End Of Interlocking]"
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2018-06-21 20:34:20 +02:00
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if sel_tcb then
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2018-06-26 10:46:40 +02:00
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form = form.."button[5.5,5;4,1;del_tcb;Unlink selected TCB]"
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2018-06-21 20:34:20 +02:00
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hint = 2
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end
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2018-06-29 16:16:55 +02:00
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-- occupying trains
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if ts.trains and #ts.trains>0 then
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form = form.."label[0.5,6.1;Trains on this section:]"
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form = form.."textlist[0.5,6.7;3,2;trnlist;"..table.concat(ts.trains, ",").."]"
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else
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form = form.."label[0.5,6.1;No trains on this section.]"
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end
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2018-06-21 20:34:20 +02:00
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if hint == 1 then
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form = form.."label[0.5,0.75;Use the 'Join' button to designate rail crosses and link not listed far-away TCBs]"
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elseif hint == 2 then
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2018-06-26 10:46:40 +02:00
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form = form.."label[0.5,0.75;Unlinking a TCB will set it to non-interlocked mode.]"
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--form = form.."label[0.5,1;Trying to unlink a TCB directly connected to this track will not work.]"
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2018-06-21 20:34:20 +02:00
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end
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minetest.show_formspec(pname, "at_il_tsconfig_"..ts_id, form)
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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local pname = player:get_player_name()
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local ts_id = string.match(formname, "^at_il_tsconfig_(.+)$")
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if ts_id and not fields.quit then
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local ts = advtrains.interlocking.db.get_ts(ts_id)
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if not ts then return end
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local sel_tcb
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if fields.tcblist then
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local tev = minetest.explode_textlist_event(fields.tcblist)
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sel_tcb = tev.index
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end
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if players_link_ts[pname] then
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if fields.cancellink then
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players_link_ts[pname] = nil
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elseif fields.mklink then
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advtrains.interlocking.db.link_track_sections(players_link_ts[pname], ts_id)
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2018-06-26 10:46:40 +02:00
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players_link_ts[pname] = nil
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2018-06-21 20:34:20 +02:00
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end
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end
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if fields.del_tcb and sel_tcb and sel_tcb > 0 and sel_tcb <= #ts.tc_breaks then
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advtrains.interlocking.db.remove_from_interlocking(ts.tc_breaks[sel_tcb])
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end
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if fields.link then
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players_link_ts[pname] = ts_id
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end
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2018-06-26 10:46:40 +02:00
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if fields.dissolve then
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advtrains.interlocking.db.dissolve_ts(ts_id)
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minetest.close_formspec(pname, formname)
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return
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end
|
2018-06-21 20:34:20 +02:00
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if fields.setname then
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ts.name = fields.name
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if ts.name == "" then
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ts.name = "Section "..ts_id
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end
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end
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advtrains.interlocking.show_ts_form(ts_id, pname, sel_tcb)
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end
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end)
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2018-06-26 10:46:40 +02:00
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-- TCB marker entities
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-- table with objectRefs
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local markerent = {}
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minetest.register_entity("advtrains_interlocking:tcbmarker", {
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visual = "mesh",
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mesh = "trackplane.b3d",
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textures = {"at_il_tcb_marker.png"},
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collisionbox = {-1,-0.5,-1, 1,-0.4,1},
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visual_size = {x=10, y=10},
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on_punch = function(self)
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self.object:remove()
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end,
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on_rightclick = function(self, player)
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if self.tcbpos and player then
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advtrains.interlocking.show_tcb_form(self.tcbpos, player:get_player_name())
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end
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end,
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get_staticdata = function() return "STATIC" end,
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on_activate = function(self, sdata) if sdata=="STATIC" then self.object:remove() end end,
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static_save = false,
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})
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2018-06-21 20:34:20 +02:00
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2018-06-26 10:46:40 +02:00
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function advtrains.interlocking.show_tcb_marker(pos)
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2018-06-29 16:16:55 +02:00
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--atdebug("showing tcb marker",pos)
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2018-06-26 10:46:40 +02:00
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local tcb = advtrains.interlocking.db.get_tcb(pos)
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if not tcb then return end
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local node_ok, conns, rhe = advtrains.get_rail_info_at(pos, advtrains.all_tracktypes)
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if not node_ok then return end
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local yaw = advtrains.conn_angle_median(conns[2].c, conns[1].c)
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local itex = {}
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for connid=1,2 do
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local tcbs = tcb[connid]
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local ts
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if tcbs.ts_id then
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ts = advtrains.interlocking.db.get_ts(tcbs.ts_id)
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end
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if ts then
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itex[connid] = ts.name
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else
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itex[connid] = "--EOI--"
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end
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end
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local pts = advtrains.roundfloorpts(pos)
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if markerent[pts] then
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markerent[pts]:remove()
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end
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local obj = minetest.add_entity(pos, "advtrains_interlocking:tcbmarker")
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if not obj then return end
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obj:set_yaw(yaw)
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obj:set_properties({
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infotext = "A = "..itex[1].."\nB = "..itex[2]
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})
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local le = obj:get_luaentity()
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if le then le.tcbpos = pos end
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markerent[pts] = obj
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end
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