added trackdb and unloaded wagons handling

1 files changed, 7 insertions, 2 deletions

diff --git a/tracks.lua b/tracks.lua
index b164dd5..54c7100 100644
--- a/tracks.lua
+++ b/tracks.lua
@@ -31,6 +31,7 @@ function advtrains.register_tracks(tracktype, def)
 			if advtrains.is_train_at_pos(pos) then return end

 			advtrains.invalidate_all_paths()

 			minetest.set_node(pos, {name=def.nodename_prefix.."_"..suffix_target, param2=node.param2})

+			advtrains.reset_trackdb_position(pos)

 		end

 	end

 	local function make_overdef(img_suffix, conn1, conn2, switchfunc)

@@ -70,8 +71,12 @@ function advtrains.register_tracks(tracktype, def)
 		can_dig=function(pos)

 			return not advtrains.is_train_at_pos(pos)

 		end,

-		after_dig_node=function()

+		after_dig_node=function(pos)

 			advtrains.invalidate_all_paths()

+			advtrains.reset_trackdb_position(pos)

+		end

+		after_place_node=function(pos)

+			advtrains.reset_trackdb_position(pos)

 		end

 	}

 	minetest.register_node(def.nodename_prefix.."_st", advtrains.merge_tables(common_def, make_overdef("st", 0, 4), def.straight or {}))

@@ -136,7 +141,7 @@ end
 

 function advtrains.get_track_connections(name, param2)

 	local nodedef=minetest.registered_nodes[name]

-	if not nodedef then print("[advtrains] get_track_connections couldn't find nodedef for nodename "..(name or "nil")) return 0,4 end

+	if not nodedef then print("[advtrains] get_track_connections couldn't find nodedef for nodename "..(name or "nil")) return 0, 4, 0, 0, 0 end

 	local noderot=param2

 	if not param2 then noderot=0 end

 	if noderot > 3 then print("[advtrains] get_track_connections: rail has invaild param2 of "..noderot) noderot=0 end