local default_yield = 3

local node_list = {

	-- GLASS PANES-----------------------------------------------------
	{	
		name = "glass_normal", 
		description = "Normal Glass", 
		tiles = {"default_glass.png"},
		recipe = {
			{"default:glass"},
			{"default:glass"},
			{"default:glass"},
		},
		yield = 8,
	},
	{	
		name = "obsidian_glass_normal", 
		description = "Normal Obsidian Glass", 
		tiles = {"default_obsidian_glass.png"},
		recipe = {
			{"default:obsidian_glass"},
			{"default:obsidian_glass"},
			{"default:obsidian_glass"},
		},
		yield = 8,
	},
	
	-- STEEL BARS -----------------------------------------------------
	{	
		name = "steel_bars_normal", 
		description = "Normal Steel Bars", 
		tiles = {"xpanes_bar.png"},
		recipe = {
			{"default:steel_ingot"},
			{"default:steel_ingot"},
			{"default:steel_ingot"},
		},
		yield = 8,
	},
	{	
		name = "steel_bars_fancy", 
		description = "Fancy Steel Bars", 
		tiles = {"xpanes_bar_fancy.png"},
		recipe = {
			{"default:steel_ingot"},
			{"glass_stained:steel_bars_normal"},
			{"glass_stained:steel_bars_normal"},
		},
		yield = 12,
		no_derivatives = true,
	},
	
	-- STAINED GLASS --------------------------------------------------
	{	
		name = "glass_number_one", 
		description = "Stained Glass Type 1", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_one.png",
			"glass_number_one.png"
		},
		recipe = {
			{"dye:blue", "dye:blue", "dye:blue"},
			{"dye:blue", "default:glass", "dye:blue"},
			{"dye:blue", "dye:blue", "dye:blue"},
		},
	},
	{	
		name = "glass_number_two", 
		description = "Stained Glass Type 2", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_two.png",
			"glass_number_two.png"
		},
		recipe = {
			{"dye:white", "dye:blue", "dye:white"},
			{"dye:red", "default:glass", "dye:red"},
			{"dye:white", "dye:blue", "dye:white"},
		},
	},
	{	
		name = "glass_number_three", 
		description = "Stained Glass Type 3", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_three.png",
			"glass_number_three.png"
		},
		recipe = {
			{"dye:blue", "dye:yellow", "dye:blue"},
			{"dye:blue", "default:glass", "dye:blue"},
			{"dye:blue", "dye:yellow", "dye:blue"},
		},
	},
	{	
		name = "glass_number_four", 
		description = "Stained Glass Type 4", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_four.png",
			"glass_number_four.png"
		},
		recipe = {
			{"dye:red", "dye:yellow", "dye:red"},
			{"dye:red", "default:glass", "dye:red"},
			{"dye:red", "dye:yellow", "dye:red"},
		},
	},
	{	
		name = "glass_number_five", 
		description = "Stained Glass Type 5", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_five.png",
			"glass_number_five.png"
		},
		recipe = {
			{"dye:red", "dye:violet", "dye:blue"},
			{"dye:violet", "default:glass", "dye:violet"},
			{"dye:blue", "dye:violet", "dye:red"},
		},
	},
	{	
		name = "glass_number_six", 
		description = "Stained Glass Type 6", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_six.png",
			"glass_number_six.png"
		},
		recipe = {
			{"dye:blue", "dye:violet", "dye:blue"},
			{"dye:violet", "default:glass", "dye:violet"},
			{"dye:blue", "dye:violet", "dye:blue"},
		},
	},
	{	
		name = "glass_number_seven", 
		description = "Stained Glass Type 7", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_seven.png",
			"glass_number_seven.png"
		},
		recipe = {
			{"dye:violet", "dye:blue", "dye:violet"},
			{"dye:red", "default:glass", "dye:red"},
			{"dye:violet", "dye:blue", "dye:violet"},
		},
	},
	{	
		name = "glass_number_eight", 
		description = "Stained Glass Type 8", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_eight.png",
			"glass_number_eight.png"
		},
		recipe = {
			{"dye:yellow", "dye:green", "dye:yellow"},
			{"dye:blue", "default:glass", "dye:blue"},
			{"dye:yellow", "dye:green", "dye:yellow"},
		},
	},
	{	
		name = "glass_number_nine", 
		description = "Stained Glass Type 9", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_nine.png",
			"glass_number_nine.png"
		},
		recipe = {
			{"dye:blue", "dye:yellow", "dye:blue"},
			{"dye:red", "default:glass", "dye:red"},
			{"dye:blue", "dye:yellow", "dye:blue"},
		},
	},
	{	
		name = "glass_number_ten", 
		description = "Stained Glass Type 10", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_ten.png",
			"glass_number_ten.png"
		},
		recipe = {
			{"dye:green", "dye:yellow", "dye:green"},
			{"dye:cyan", "default:glass", "dye:cyan"},
			{"dye:green", "dye:yellow", "dye:green"},
		},
	},
	{	
		name = "glass_number_eleven", 
		description = "Stained Glass Type 11", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_eleven.png",
			"glass_number_eleven.png"
		},
		recipe = {
			{"dye:blue", "dye:green", "dye:blue"},
			{"dye:green", "default:glass", "dye:green"},
			{"dye:blue", "dye:green", "dye:blue"},
		},
	},
	{	
		name = "glass_number_twelve", 
		description = "Stained Glass Type 12", 
		tiles = {"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"default_glass_detail.png",
			"glass_number_twelve.png",
			"glass_number_twelve.png"
		},
		recipe = {
			{"dye:yellow", "dye:cyan", "dye:yellow"},
			{"dye:cyan", "default:glass", "dye:cyan"},
			{"dye:yellow", "dye:cyan", "dye:yellow"},
		},
	},
	
}

for _,node in ipairs(node_list) do

	-- Single 1x1 node
	minetest.register_node("glass_stained:" .. node.name, {
		description = node.description,
		drawtype = "nodebox",
		tiles = node.tiles,
		paramtype = "light",
		paramtype2 = "facedir",
		sunlight_propagates = true,
		node_box = {
			type = "fixed",
			fixed = {
				{-0.5, -0.5, -0, 0.5, 0.5, 0},
			},
		},
		selection_box = {
			type = "fixed",
	        fixed = {
	            {-0.5, -0.5, -0.25, 0.5, 0.5, 0.25},
	        },
	    },
		groups = { cracky = 3 },
		use_texture_alpha = true,
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. " " .. (node.yield or default_yield),
		recipe = node.recipe
	})
	
	
	-- It might be necessary to skip the multiple nodes (e.g. for top-only panes)
	if node.no_derivatives then
		goto eol
	end
	
	
	-- Double pane: top is decorative and can noclip through some slopes and such
	minetest.register_node("glass_stained:" .. node.name .. "_double", {
		description = node.description .. " Double",
		drawtype = "nodebox",
		tiles = node.tiles,
		paramtype = "light",
		paramtype2 = "facedir",
		sunlight_propagates = true,
		node_box = {
			type = "fixed",
			fixed = {
				{-0.5, -0.5, -0, 0.5, 1.5, 0},
			},
		},
		selection_box = {
			type = "fixed",
	        fixed = {
	            {-0.5, -0.5, -0.25, 0.5, 0.5, 0.25},
	        },
	    },
		groups = { cracky = 3 },
		use_texture_alpha = true,
	})

	minetest.register_craft({
		output = "glass_stained:" .. node.name .. "_double",
		recipe = {
			{"glass_stained:" .. node.name},
			{"glass_stained:" .. node.name},
		},
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. " 2",
		type = "shapeless",
		recipe = { "glass_stained:" .. node.name .. "_double" }
	})
		
	-- Backwards compatibility
	minetest.register_alias("glass_stained:" .. node.name .. "_top", 
							"glass_stained:" .. node.name .. "_double")	
	
	
	-- Triple pane: top and right part are decorative
	minetest.register_node("glass_stained:" .. node.name .. "_triple", {
		description = node.description .. " Triple",
		drawtype = "nodebox",
		tiles = node.tiles,
		paramtype = "light",
		paramtype2 = "facedir",
		sunlight_propagates = true,
		node_box = {
				type = "fixed",
				fixed = {{-0.5, -0.5, 0, 0.5, 1.5, 0}, 
					   {-0.5, -0.5, 0, 1.5, 0.5, 0}},
			},
		selection_box = {
				type = "fixed",
				fixed = {{-0.5, -0.5, -0.25, 0.5, 0.5, 0.25}},
			},
		groups = { cracky = 3 },
		use_texture_alpha = true,
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. "_triple",
		recipe = {
			{"glass_stained:" .. node.name, ""},
			{"glass_stained:" .. node.name, "glass_stained:" .. node.name,},
		},
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. " 3",
		type = "shapeless",
		recipe = { "glass_stained:" .. node.name .. "_triple" }
	})
	
	
	-- Quadruple pane: all parts save for bottom left are decorative
	minetest.register_node("glass_stained:" .. node.name .. "_quadruple", {
		description = node.description .. " Quadruple",
		drawtype = "nodebox",
		tiles = node.tiles,
		paramtype = "light",
		paramtype2 = "facedir",
		sunlight_propagates = true,
		node_box = {
				type = "fixed",
				fixed = {{-0.5, -0.5, 0, 1.5, 1.5, 0}},
			},
		selection_box = {
				type = "fixed",
				fixed = {{-0.5, -0.5, -0.25, 0.5, 0.5, 0.25}},
			},
		groups = { cracky = 3 },
		use_texture_alpha = true,
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. "_quadruple",
		recipe = {
			{"glass_stained:" .. node.name, "glass_stained:" .. node.name,},
			{"glass_stained:" .. node.name, "glass_stained:" .. node.name,},
		},
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. " 4",
		type = "shapeless",
		recipe = { "glass_stained:" .. node.name .. "_quadruple" }
	})
	
	
	-- Noncuple pane: 3x3, all parts save for the center are decorative
	minetest.register_node("glass_stained:" .. node.name .. "_noncuple", {
		description = node.description .. " Noncuple",
		drawtype = "nodebox",
		tiles = node.tiles,
		paramtype = "light",
		paramtype2 = "facedir",
		sunlight_propagates = true,
		node_box = {
				type = "fixed",
				fixed = {{-1.5, -1.5, 0, 1.5, 1.5, 0}},
			},
		selection_box = {
				type = "fixed",
				fixed = {{-0.5, -0.5, -0.25, 0.5, 0.5, 0.25}},
			},
		groups = { cracky = 3 },
		use_texture_alpha = true,
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. "_noncuple",
		recipe = {
			{"glass_stained:" .. node.name, "glass_stained:" .. node.name, "glass_stained:" .. node.name},
			{"glass_stained:" .. node.name, "glass_stained:" .. node.name, "glass_stained:" .. node.name},
			{"glass_stained:" .. node.name, "glass_stained:" .. node.name, "glass_stained:" .. node.name},
		},
	})
	
	minetest.register_craft({
		output = "glass_stained:" .. node.name .. " 9",
		type = "shapeless",
		recipe = { "glass_stained:" .. node.name .. "_noncuple" }
	})
	
	
	::eol::

end

-- A properly connecting xpanes alternative
xpanes.register_pane("bar_top", {
	description = "Iron bar fancy top",
	textures = {"xpanes_bar_fancy.png", "xpanes_bar_fancy.png", "default_glass_detail.png"},
	inventory_image = "xpanes_bar_fancy.png",
	wield_image = "xpanes_bar_fancy.png",
	groups = { cracky = 2 },
	sounds = default.node_sound_metal_defaults(),
	recipe = {
		{"", "default:steel_ingot", ""},
		{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"},
		{"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"}
	}
})