Add in prototype 2 of turning

diff --git a/mods/minecart/init.lua b/mods/minecart/init.lua
index a6d46f466fac592a2968a2916eedfa3ae4e422c8..1020493ee5aeb9cb70c95ca38a894f5b783eb248 100644 (file)
--- a/mods/minecart/init.lua
+++ b/mods/minecart/init.lua
@@ -68,23 +68,45 @@ local function collision_detect(self)
 end
 
 
+
 local function rail_brain(self,pos)
        if not self.dir then return end
 
-       if self.dir then print(dump(self.dir)) end
+       --if self.dir then print(dump(self.dir)) end
 
        local pos2 = self.object:get_pos()
 
        local dir = self.dir
 
+       local triggered = false
+
        if dir.x < 0 and pos2.x < pos.x then
-               print("check dat rail boi")
+               triggered = true
        elseif dir.x > 0 and pos2.x > pos.x then
-               print("check dat rail boi 2")
+               triggered = true
        elseif dir.z < 0 and pos2.z < pos.z then
-               print("check dat rail boi 3")
+               triggered = true
        elseif dir.z > 0 and pos2.z > pos.z then
-               print("wow this actually wurkz")
+               triggered = true
+       end
+
+       if triggered and not pool[minetest.hash_node_position(vector.add(pos,dir))] then
+               local possible_dirs = create_axis(pos)
+               if table.getn(possible_dirs) == 0 then
+                       --stop slow down become physical, something
+               else
+                       for _,dir2 in pairs(possible_dirs) do
+                               if dir.x ~= 0 and dir2.z ~= 0 then
+                                       local transmitted = self.object:get_velocity().x
+                                       self.object:set_velocity(vector.new(0,0,transmitted))
+                                       self.dir = vector.direction(vector.new(0,0,transmitted),vector.new(0,0,0))
+                               elseif dir.z ~= 0 and dir2.x ~= 0 then
+                                       local transmitted = self.object:get_velocity().z
+                                       self.object:set_velocity(vector.new(transmitted,0,0))
+                                       self.dir = vector.direction(vector.new(transmitted,0,0),vector.new(0,0,0))
+                               end
+                       end
+               end
        end
 end