add facedir param2type to lightbars and liquidpipes

Co-authored-by: BuckarooBanzay <BuckarooBanzay@users.noreply.github.com>

README.md

@@ -38,6 +38,7 @@ CC BY 3.0
 * scifi_nodes_palm_scanner.ogg https://freesound.org/people/THE_bizniss/sounds/39313/
 * scifi_nodes_access_granted https://freesound.org/people/TheBuilder15/sounds/415762/
 * scifi_nodes_access_refused https://freesound.org/people/RICHERlandTV/sounds/216090/
+* scifi_nodes_forcefield.png https://github.com/minetest-mods/technic/
 
 CC0
 * scifi_nodes_digicode.ogg https://freesound.org/people/benjaminharveydesign/sounds/315921/

forcefield.lua

@@ -0,0 +1,20 @@
+minetest.register_node("scifi_nodes:forcefield", {
+	description = "Forcefield",
+	sunlight_propagates = true,
+	drawtype = "glasslike",
+	groups = {},
+	paramtype = "light",
+	light_source = minetest.LIGHT_MAX,
+	diggable = false,
+	drop = '',
+	tiles = {{
+		name = "scifi_nodes_forcefield.png",
+		animation = {
+			type = "vertical_frames",
+			aspect_w = 16,
+			aspect_h = 16,
+			length = 1.0,
+		}
+	}},
+	on_blast = function() end,
+})

init.lua

@@ -30,4 +30,5 @@ dofile(MP.."/palm_scanner.lua")
 dofile(MP.."/digicode.lua")
 dofile(MP.."/models.lua")
 dofile(MP.."/octagon_panes.lua")
+dofile(MP.."/forcefield.lua")
 dofile(MP.."/crafts.lua")

nodeboxes.lua

@@ -543,6 +543,7 @@ minetest.register_node("scifi_nodes:lightbars", {
 	},
 	drawtype = "nodebox",
 	paramtype = "light",
+	paramtype2 = "facedir",
 	use_texture_alpha = "blend",
 	light_source = minetest.LIGHT_MAX,
 	node_box = {
@@ -569,6 +570,7 @@ tiles = {{
 	drawtype = "nodebox",
 	sunlight_propagates = true,
 	paramtype = "light",
+	paramtype2 = "facedir",
 	node_box = {
 		type = "fixed",
 		fixed = {
@@ -589,6 +591,7 @@ tiles = {
 	drawtype = "nodebox",
 	sunlight_propagates = true,
 	paramtype = "light",
+	paramtype2 = "facedir",
 	node_box = {
 		type = "fixed",
 		fixed = {