Add fence rails

Dedicated fence rail textures coming in a follow-up PR.

mods/default/crafting.lua

@@ -1015,6 +1015,37 @@ minetest.register_craft({
 })
 
 
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_aspen_wood",
+	burntime = 3,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_pine_wood",
+	burntime = 4,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_wood",
+	burntime = 5,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_acacia_wood",
+	burntime = 6,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "default:fence_rail_junglewood",
+	burntime = 7,
+})
+
+
 minetest.register_craft({
 	type = "fuel",
 	recipe = "default:bush_stem",

mods/default/functions.lua

@@ -303,7 +303,7 @@ function default.register_fence(name, def)
 			connect_right = {{1/8,3/16,-1/16,1/2,5/16,1/16},
 				{1/8,-5/16,-1/16,1/2,-3/16,1/16}},
 		},
-		connects_to = {"group:fence", "group:wood", "group:tree"},
+		connects_to = {"group:fence", "group:wood", "group:tree", "group:wall"},
 		inventory_image = fence_texture,
 		wield_image = fence_texture,
 		tiles = {def.texture},
@@ -327,6 +327,71 @@ function default.register_fence(name, def)
 end
 
 
+--
+-- Fence rail registration helper
+--
+
+function default.register_fence_rail(name, def)
+	minetest.register_craft({
+		output = name .. " 16",
+		recipe = {
+			{ def.material, def.material },
+			{ "", ""},
+			{ def.material, def.material },
+		}
+	})
+
+	local fence_rail_texture = "default_fence_rail_overlay.png^" .. def.texture ..
+			"^default_fence_rail_overlay.png^[makealpha:255,126,126"
+	-- Allow almost everything to be overridden
+	local default_fields = {
+		paramtype = "light",
+		drawtype = "nodebox",
+		node_box = {
+			type = "connected",
+			fixed = {
+				{-1/16,  3/16, -1/16, 1/16,  5/16, 1/16},
+				{-1/16, -3/16, -1/16, 1/16, -5/16, 1/16}
+			},
+			-- connect_top =
+			-- connect_bottom =
+			connect_front = {
+				{-1/16,  3/16, -1/2, 1/16,  5/16, -1/16},
+				{-1/16, -5/16, -1/2, 1/16, -3/16, -1/16}},
+			connect_left = {
+				{-1/2,  3/16, -1/16, -1/16,  5/16, 1/16},
+				{-1/2, -5/16, -1/16, -1/16, -3/16, 1/16}},
+			connect_back = {
+				{-1/16,  3/16, 1/16, 1/16,  5/16, 1/2},
+				{-1/16, -5/16, 1/16, 1/16, -3/16, 1/2}},
+			connect_right = {
+				{1/16,  3/16, -1/16, 1/2,  5/16, 1/16},
+				{1/16, -5/16, -1/16, 1/2, -3/16, 1/16}},
+		},
+		connects_to = {"group:fence", "group:wood", "group:tree", "group:wall"},
+		inventory_image = fence_rail_texture,
+		wield_image = fence_rail_texture,
+		tiles = {def.texture},
+		sunlight_propagates = true,
+		is_ground_content = false,
+		groups = {},
+	}
+	for k, v in pairs(default_fields) do
+		if def[k] == nil then
+			def[k] = v
+		end
+	end
+
+	-- Always add to the fence group, even if no group provided
+	def.groups.fence = 1
+
+	def.texture = nil
+	def.material = nil
+
+	minetest.register_node(name, def)
+end
+
+
 --
 -- Leafdecay
 --

mods/default/nodes.lua

@@ -2590,8 +2590,10 @@ minetest.register_node("default:ladder_steel", {
 default.register_fence("default:fence_wood", {
 	description = "Apple Wood Fence",
 	texture = "default_fence_wood.png",
-	inventory_image = "default_fence_overlay.png^default_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+	inventory_image = "default_fence_overlay.png^default_wood.png^" ..
-	wield_image = "default_fence_overlay.png^default_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+				"default_fence_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_overlay.png^default_wood.png^" ..
+				"default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:wood",
 	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 	sounds = default.node_sound_wood_defaults()
@@ -2600,8 +2602,10 @@ default.register_fence("default:fence_wood", {
 default.register_fence("default:fence_acacia_wood", {
 	description = "Acacia Wood Fence",
 	texture = "default_fence_acacia_wood.png",
-	inventory_image = "default_fence_overlay.png^default_acacia_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+	inventory_image = "default_fence_overlay.png^default_acacia_wood.png^" ..
-	wield_image = "default_fence_overlay.png^default_acacia_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+				"default_fence_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_overlay.png^default_acacia_wood.png^" ..
+				"default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:acacia_wood",
 	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 	sounds = default.node_sound_wood_defaults()
@@ -2610,8 +2614,10 @@ default.register_fence("default:fence_acacia_wood", {
 default.register_fence("default:fence_junglewood", {
 	description = "Jungle Wood Fence",
 	texture = "default_fence_junglewood.png",
-	inventory_image = "default_fence_overlay.png^default_junglewood.png^default_fence_overlay.png^[makealpha:255,126,126",
+	inventory_image = "default_fence_overlay.png^default_junglewood.png^" ..
-	wield_image = "default_fence_overlay.png^default_junglewood.png^default_fence_overlay.png^[makealpha:255,126,126",
+				"default_fence_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_overlay.png^default_junglewood.png^" ..
+				"default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:junglewood",
 	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
 	sounds = default.node_sound_wood_defaults()
@@ -2620,8 +2626,10 @@ default.register_fence("default:fence_junglewood", {
 default.register_fence("default:fence_pine_wood", {
 	description = "Pine Wood Fence",
 	texture = "default_fence_pine_wood.png",
-	inventory_image = "default_fence_overlay.png^default_pine_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+	inventory_image = "default_fence_overlay.png^default_pine_wood.png^" ..
-	wield_image = "default_fence_overlay.png^default_pine_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+				"default_fence_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_overlay.png^default_pine_wood.png^" ..
+				"default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:pine_wood",
 	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 	sounds = default.node_sound_wood_defaults()
@@ -2630,13 +2638,75 @@ default.register_fence("default:fence_pine_wood", {
 default.register_fence("default:fence_aspen_wood", {
 	description = "Aspen Wood Fence",
 	texture = "default_fence_aspen_wood.png",
-	inventory_image = "default_fence_overlay.png^default_aspen_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+	inventory_image = "default_fence_overlay.png^default_aspen_wood.png^" ..
-	wield_image = "default_fence_overlay.png^default_aspen_wood.png^default_fence_overlay.png^[makealpha:255,126,126",
+				"default_fence_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_overlay.png^default_aspen_wood.png^" ..
+				"default_fence_overlay.png^[makealpha:255,126,126",
 	material = "default:aspen_wood",
 	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
 	sounds = default.node_sound_wood_defaults()
 })
 
+default.register_fence_rail("default:fence_rail_wood", {
+	description = "Apple Wood Fence Rail",
+	texture = "default_wood.png",
+	inventory_image = "default_fence_rail_overlay.png^default_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_rail_overlay.png^default_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	material = "default:wood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+	sounds = default.node_sound_wood_defaults()
+})
+
+default.register_fence_rail("default:fence_rail_acacia_wood", {
+	description = "Acacia Wood Fence Rail",
+	texture = "default_acacia_wood.png",
+	inventory_image = "default_fence_rail_overlay.png^default_acacia_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_rail_overlay.png^default_acacia_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	material = "default:acacia_wood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+	sounds = default.node_sound_wood_defaults()
+})
+
+default.register_fence_rail("default:fence_rail_junglewood", {
+	description = "Jungle Wood Fence Rail",
+	texture = "default_junglewood.png",
+	inventory_image = "default_fence_rail_overlay.png^default_junglewood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_rail_overlay.png^default_junglewood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	material = "default:junglewood",
+	groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+	sounds = default.node_sound_wood_defaults()
+})
+
+default.register_fence_rail("default:fence_rail_pine_wood", {
+	description = "Pine Wood Fence Rail",
+	texture = "default_pine_wood.png",
+	inventory_image = "default_fence_rail_overlay.png^default_pine_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_rail_overlay.png^default_pine_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	material = "default:pine_wood",
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 3},
+	sounds = default.node_sound_wood_defaults()
+})
+
+default.register_fence_rail("default:fence_rail_aspen_wood", {
+	description = "Aspen Wood Fence Rail",
+	texture = "default_aspen_wood.png",
+	inventory_image = "default_fence_rail_overlay.png^default_aspen_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	wield_image = "default_fence_rail_overlay.png^default_aspen_wood.png^" ..
+				"default_fence_rail_overlay.png^[makealpha:255,126,126",
+	material = "default:aspen_wood",
+	groups = {choppy = 3, oddly_breakable_by_hand = 2, flammable = 2},
+	sounds = default.node_sound_wood_defaults()
+})
+
 minetest.register_node("default:glass", {
 	description = "Glass",
 	drawtype = "glasslike_framed_optional",

mods/walls/init.lua

@@ -14,7 +14,7 @@ walls.register = function(wall_name, wall_desc, wall_texture, wall_mat, wall_sou
 			connect_back = {{-3/16, -1/2,  1/4,  3/16, 3/8,  1/2}},
 			connect_right = {{ 1/4, -1/2, -3/16,  1/2, 3/8,  3/16}},
 		},
-		connects_to = { "group:wall", "group:stone" },
+		connects_to = { "group:wall", "group:stone", "group:fence" },
 		paramtype = "light",
 		is_ground_content = false,
 		tiles = { wall_texture, },