v1.4 optional param tubetype added

README.md

@@ -75,3 +75,4 @@ Textures: CC0
 - 2019-03-02  v1.1  * API function 'switch_tube_line' added, secondary node placement bugfix 
 - 2019-04-18  v1.2  * 'force_to_use_tubes' added
 - 2019-05-01  v1.3  * API function 'compatible_node' added
+- 2019-05-09  v1.4  * Attribute 'tube_type' added

internal2.lua

@@ -63,22 +63,11 @@ local Dir6dToVector = {[0] =
 	{x=0,  y=1,  z=0},
 }
 
-local VectorToDir6d = {
-	[{x=0,  y=0,  z=1}] = 1,
-	[{x=1,  y=0,  z=0}] = 2,
-	[{x=0,  y=0, z=-1}] = 3,
-	[{x=-1, y=0,  z=0}] = 4,
-	[{x=0,  y=-1, z=0}] = 5,
-	[{x=0,  y=1,  z=0}] = 6,
-}
-
-
 tubelib2.Tube = Tube
 tubelib2.Turn180Deg = Turn180Deg
 tubelib2.DirToParam2 = DirToParam2
 tubelib2.Param2ToDir = Param2ToDir
 tubelib2.Dir6dToVector = Dir6dToVector
-tubelib2.VectorToDir6d = VectorToDir6d
 
 
 --

tube_api.lua

@@ -13,7 +13,7 @@
 ]]--
 
 -- Version for compatibility checks, see readme.md/history
-tubelib2.version = 1.3
+tubelib2.version = 1.4
 
 -- for lazy programmers
 local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
@@ -148,6 +148,7 @@ function Tube:new(attr)
 		show_infotext = attr.show_infotext or false,
 		force_to_use_tubes = attr.force_to_use_tubes or false, 
 		clbk_after_place_tube = attr.after_place_tube,
+		tube_type = attr.tube_type or "unknown",
 		pairingList = {}, -- teleporting nodes
 		connCache = {}, -- connection cache {pos1 = {dir1 = {pos2 = pos2, dir2 = dir2},...}
 	}