Add routesetting callbacks.

Now, only the signal aspect setting is still missing

3 files changed, 12 insertions, 2 deletions

diff --git a/advtrains/atc.lua b/advtrains/atc.lua
index 480c043..8e23205 100644
--- a/advtrains/atc.lua
+++ b/advtrains/atc.lua
@@ -194,7 +194,7 @@ local matchptn={
 		return #match+1
 	end,
 	["R"]=function(id, train)
-		if train.velocity<=0 then
+		if train.velocity<=0 then --TODO this code still uses movedir
 			train.movedir=train.movedir*-1
 			train.atc_arrow = not train.atc_arrow
 		else
diff --git a/advtrains/helpers.lua b/advtrains/helpers.lua
index 2160444..c91af34 100644
--- a/advtrains/helpers.lua
+++ b/advtrains/helpers.lua
@@ -339,3 +339,13 @@ function advtrains.roundfloorpts(pos)
 	return minetest.pos_to_string(advtrains.round_vector_floor_y(pos))

 end

 

+-- insert an element into a table if it does not yet exist there

+-- equalfunc is a function to compare equality, defaults to ==

+-- returns true if the element was inserted

+function advtrains.insert_once(tab, elem, equalfunc)

+	for _,e in pairs(tab) do

+		if equalfunc and equalfunc(elem, e) or e==elem then return false end

+	end

+	tab[#tab+1] = elem

+	return true

+end

diff --git a/advtrains/init.lua b/advtrains/init.lua
index 4559dfe..cf9d261 100644
--- a/advtrains/init.lua
+++ b/advtrains/init.lua
@@ -70,7 +70,7 @@ function advtrains.print_concat_table(a)
 				if t.x and t.y and t.z then
 					str=str..minetest.pos_to_string(t)
 				elseif t.p and t.s then -- interlocking sigd
-					str=str.."("..t.p.."/"..t.s..")"
+					str=str.."("..minetest.pos_to_string(t.p).."/"..t.s..")"
 				else
 					str=str..dump(t)
 				end