Initial upload.

biome_arnhem_land.lua

@@ -0,0 +1,109 @@
+-- mods/australia/biome_arnhem_land.lua
+
+minetest.register_biome({
+	name = "arnhem_land",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 60,
+	humidity_point = 80,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"arnhem_land"},
+		y_min = 4,
+		y_max = 35,
+		decoration = "default:grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+
+
+--
+-- Trees
+--
+
+	-- Darwin Woollybutt
+aus.schematics.darwin_woollybutt_tree = {}
+local max_r = 4
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:darwin_woollybutt_tree"
+local leaves = "australia:darwin_woollybutt_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.darwin_woollybutt_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 8,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"arnhem_land"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Oak
+aus.schematics.river_oak_small_tree = {}
+local max_r = 4
+local ht = 6
+local fruit = nil
+local limbs = false
+local tree = "australia:river_oak_tree"
+local leaves = "australia:river_oak_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_oak_small_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"arnhem_land"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_australian_alps.lua

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+-- mods/australia/biome_australian_alps.lua
+
+minetest.register_biome({
+	name = "australian_alps",
+	node_dust = "default:snow",
+	node_top = "default:snowblock",
+	depth_top = 2,
+	node_filler = "default:dirt_with_snow",
+	depth_filler = 1,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = 150,
+	y_max = 31000,
+	heat_point = 10,
+	humidity_point = 50,
+})
+
+
+
+--
+-- Logs
+--
+
+	-- Snow Gum Log
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"default:snowblock"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0.0018,
+		scale = 0.0011,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 34,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"australian_alps"},
+	y_min = 150,
+	y_max = 170,
+	schematic = {
+		size = {x = 3, y = 3, z = 1},
+		data = {
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "australia:snow_gum_tree", param2 = 12, prob = 191},
+			{name = "australia:snow_gum_tree", param2 = 12},
+			{name = "australia:snow_gum_tree", param2 = 12, prob = 127},
+			{name = "air", prob = 0},
+			{name = "flowers:mushroom_brown", prob = 63},
+			{name = "air", prob = 0},
+		},
+	},
+	flags = "place_center_x",
+	rotation = "random",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Snow Gum
+aus.schematics.snow_gum_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = nil
+local limbs = nil
+local tree = "australia:snow_gum_tree"
+local leaves = "australia:snow_gum_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.snow_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:snowblock"},
+		y_min = 150,
+		y_max = 180,
+		fill_ratio = (max_r-r+1)/2500,
+		biomes = {"australian_alps"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_central_australia.lua

@@ -0,0 +1,232 @@
+-- mods/australia/biome_central_australia.lua
+
+minetest.register_biome({
+	name = "central_australia",
+	--node_dust = "",
+	node_top = "australia:red_dirt",
+	depth_top = 1,
+	node_filler = "australia:red_stone",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 80,
+	humidity_point = 25,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"australia:red_dirt"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"central_australia"},
+		y_min = 36,
+		y_max = 190,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Dry grasses
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+	-- Mitchell Grass
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"australia:red_dirt"},
+	sidelen = 80,
+	fill_ratio = 0.05,
+	biomes = {"central_australia"},
+	y_min = 37,
+	y_max = 180,
+	decoration = "australia:mitchell_grass",
+})
+
+	-- Spinifex
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"australia:red_dirt"},
+	sidelen = 80,
+	fill_ratio = 0.05,
+	biomes = {"central_australia"},
+	y_min = 37,
+	y_max = 170,
+	decoration = "australia:spinifex",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"central_australia"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Desert Oak
+aus.schematics.desert_oak_tree = {}
+local max_r = 8
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:desert_oak_tree"
+local leaves = "australia:desert_oak_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.desert_oak_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"central_australia"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Desert Quandong
+aus.schematics.quandong_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = "australia:quandong"
+local limbs = false
+local tree = "australia:quandong_tree"
+local leaves = "australia:quandong_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.quandong_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 36,
+		y_max = 130,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"central_australia"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Wirewood
+aus.schematics.wirewood_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:wirewood_tree"
+local leaves = "australia:wirewood_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.wirewood_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"central_australia"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"central_australia"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Sugar Gum
+aus.schematics.sugar_gum_tree = {}
+local max_r = 11
+local ht = 10
+local fruit = nil
+local limbs = nil
+local tree = "australia:sugar_gum_tree"
+local leaves = "australia:sugar_gum_leaves"
+for r = 9,max_r do
+	local schem = aus.generate_tree_schematic(8, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.sugar_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"central_australia"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_eastern_coasts.lua

@@ -0,0 +1,466 @@
+-- mods/australia/biome_eastern_coasts.lua
+
+minetest.register_biome({
+	name = "eastern_coasts",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 35,
+	humidity_point = 60,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"eastern_coasts"},
+		y_min = 4,
+		y_max = 35,
+		decoration = "default:grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+
+	-- Waratah
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.005,
+	biomes = {"eastern_coasts"},
+	y_min = 6,
+	y_max = 35,
+	schematic = {
+		size = { x = 2, y = 3, z = 2},
+		data = {
+			{ name = "ignore", param1 = 0, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "ignore", param1 = 0, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "ignore", param1 = 0, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "ignore", param1 = 0, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+			{ name = "australia:waratah", param1 = 255, param2 = 0 },
+		},
+	},
+	flags = "force_placement",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Black Wattle
+aus.schematics.black_wattle_tree = {}
+local max_r = 6
+local ht = 8
+local fruit = nil
+local limbs = false
+local tree = "australia:black_wattle_tree"
+local leaves = "australia:black_wattle_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.black_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Australian Cherry
+aus.schematics.cherry_tree = {}
+local max_r = 3
+local fruit = "australia:cherry"
+local tree = "australia:cherry_tree"
+local leaves = "australia:cherry_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_conifer_schematic(3, 2, tree, leaves, fruit)
+	push(aus.schematics.cherry_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coast Banksia (big)
+aus.schematics.coast_banksia_big_tree = {}
+local max_r = 6
+local ht = 7
+local fruit = nil
+local limbs = false
+local tree = "australia:coast_banksia_tree"
+local leaves = "australia:coast_banksia_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coast_banksia_big_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coast Banksia (small)
+aus.schematics.coast_banksia_small_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:coast_banksia_tree"
+local leaves = "australia:coast_banksia_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coast_banksia_small_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 6,
+		y_max = 10,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Illawarra Flame Tree
+aus.schematics.illawarra_flame_tree = {}
+local max_r = 6
+local ht = 5
+local fruit = nil
+local limbs = false
+local tree = "australia:illawarra_flame_tree"
+local leaves = "australia:illawarra_flame_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.illawarra_flame_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Lemon Myrtle
+aus.schematics.lemon_myrtle_tree = {}
+local max_r = 3
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:lemon_myrtle_tree"
+local leaves = "australia:lemon_myrtle_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.lemon_myrtle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Lilly Pilly
+aus.schematics.lilly_pilly_tree = {}
+local max_r = 5
+local ht = 8
+local fruit = "australia:lilly_pilly_berries"
+local limbs = false
+local tree = "australia:lilly_pilly_tree"
+local leaves = "australia:lilly_pilly_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.lilly_pilly_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Macadamia Tree
+aus.schematics.macadamia_tree = {}
+local max_r = 6
+local ht = 6
+local fruit = "australia:macadamia"
+local limbs = nil
+local tree = "australia:macadamia_tree"
+local leaves = "australia:macadamia_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.macadamia_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 8,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Moreton Bay Fig
+aus.schematics.moreton_bay_fig_tree = {}
+local max_r = 13
+local ht = 12
+local fruit = "australia:moreton_bay_fig"
+local limbs = nil
+local tree = "australia:moreton_bay_fig_tree"
+local leaves = "australia:moreton_bay_fig_leaves"
+for r = 11,max_r do
+	local schem = aus.generate_giant_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.moreton_bay_fig_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 8,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Paperbark Tree
+aus.schematics.paperbark_tree = {}
+local max_r = 5
+local ht = 8
+local fruit = nil
+local limbs = nil
+local tree = "australia:paperbark_tree"
+local leaves = "australia:paperbark_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.paperbark_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Oak
+aus.schematics.river_oak_big_tree = {}
+local max_r = 5
+local ht = 9
+local fruit = nil
+local limbs = false
+local tree = "australia:river_oak_tree"
+local leaves = "australia:river_oak_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_oak_big_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 25,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 25,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Scribbly Gum
+aus.schematics.scribbly_gum_tree = {}
+local max_r = 5
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:scribbly_gum_tree"
+local leaves = "australia:scribbly_gum_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.scribbly_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Tea Tree
+aus.schematics.tea_tree_tree = {}
+local max_r = 3
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:tea_tree_tree"
+local leaves = "australia:tea_tree_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.tea_tree_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"eastern_coasts"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_far_north_queensland.lua

@@ -0,0 +1,255 @@
+-- mods/australia/biome_far_north_queensland.lua
+
+minetest.register_biome({
+	name = "far_north_queensland",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 75,
+	humidity_point = 90,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"far_north_queensland"},
+		y_min = 5,
+		y_max = 35,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"far_north_queensland"},
+		y_min = 22,
+		y_max = 35,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+
+
+
+--
+-- Trees
+--
+
+	-- Daintree Stringybark
+aus.schematics.daintree_stringybark_tree = {}
+local max_r = 7
+local ht = 10
+local fruit = nil
+local limbs = nil
+local tree = "australia:daintree_stringybark_tree"
+local leaves = "australia:daintree_stringybark_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(9, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.daintree_stringybark_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 25,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"far_north_queensland"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Darwin Woollybutt
+aus.schematics.darwin_woollybutt_tree = {}
+local max_r = 4
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:darwin_woollybutt_tree"
+local leaves = "australia:darwin_woollybutt_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.darwin_woollybutt_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 25,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"far_north_queensland"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Australian Fan Palm
+aus.schematics.fan_palm_tree = {}
+local max_ht = 9
+local r = 3
+local tree = "australia:fan_palm_tree"
+local leaves = "australia:fan_palm_leaves"
+for h = 9,max_ht do
+	local schem = aus.generate_fanpalm_tree_schematic(max_ht, r, tree, leaves)
+	push(aus.schematics.fan_palm_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		fill_ratio = (max_ht-r+1)/300,
+		biomes = {"far_north_queensland"},
+		y_min = 5,
+		y_max = 20,
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Lemon Eucalyptus
+aus.schematics.lemon_eucalyptus_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:lemon_eucalyptus_tree"
+local leaves = "australia:lemon_eucalyptus_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(8, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.lemon_eucalyptus_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 20,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"far_north_queensland"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Lilly Pilly
+aus.schematics.lilly_pilly_tree = {}
+local max_r = 5
+local ht = 8
+local fruit = "australia:lilly_pilly_berries"
+local limbs = false
+local tree = "australia:lilly_pilly_tree"
+local leaves = "australia:lilly_pilly_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.lilly_pilly_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 20,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"far_north_queensland"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Merbau
+aus.schematics.merbau_tree = {}
+local max_ht = 12
+local ht = 8
+local r = 8
+local tree = "australia:merbau_tree"
+local leaves = "australia:merbau_leaves"
+for h = 8,max_ht do
+	local schem = aus.generate_rainforest_tree_schematic(max_ht, r, tree, leaves)
+	push(aus.schematics.merbau_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		fill_ratio = (max_ht-r+1)/6000,
+		biomes = {"far_north_queensland"},
+		y_min = 6,
+		y_max = 25,
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Oak
+aus.schematics.river_oak_big_tree = {}
+local max_r = 5
+local ht = 9
+local fruit = nil
+local limbs = false
+local tree = "australia:river_oak_tree"
+local leaves = "australia:river_oak_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_oak_big_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 25,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"far_north_queensland"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_flinders_lofty.lua

@@ -0,0 +1,271 @@
+-- mods/australia/biome_flinders_lofty.lua
+
+minetest.register_biome({
+	name = "flinders_lofty",
+	--node_dust = "",
+	node_top = "default:dirt_with_dry_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 50,
+	humidity_point = 50,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"flinders_lofty"},
+		y_min = 36,
+		y_max = 200,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"flinders_lofty"},
+		y_min = 36,
+		y_max = 200,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+
+--
+-- Logs
+--
+
+	-- River Red Gum Log
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"dirt_with_dry_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0.0018,
+		scale = 0.0011,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 33,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"flinders_lofty"},
+	y_min = 36,
+	y_max = 170,
+	schematic = {
+		size = {x = 3, y = 3, z = 1},
+		data = {
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 191},
+			{name = "australia:river_red_gum_tree", param2 = 12},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 127},
+			{name = "air", prob = 0},
+			{name = "flowers:mushroom_brown", prob = 63},
+			{name = "air", prob = 0},
+		},
+	},
+	flags = "place_center_x",
+	rotation = "random",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Black Wattle
+aus.schematics.black_wattle_tree = {}
+local max_r = 6
+local ht = 8
+local fruit = nil
+local limbs = false
+local tree = "australia:black_wattle_tree"
+local leaves = "australia:black_wattle_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.black_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 170,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"flinders_lofty"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Australian Cherry
+aus.schematics.cherry_tree = {}
+local max_r = 3
+local fruit = "australia:cherry"
+local tree = "australia:cherry_tree"
+local leaves = "australia:cherry_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_conifer_schematic(3, 2, tree, leaves, fruit)
+	push(aus.schematics.cherry_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 120,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"flinders_lofty"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Golden Wattle
+aus.schematics.golden_wattle_tree = {}
+local max_r = 3
+local ht = 3
+local fruit = nil
+local limbs = false
+local tree = "australia:golden_wattle_tree"
+local leaves = "australia:golden_wattle_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.golden_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 170,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"flinders_lofty"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"flinders_lofty"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Sugar Gum
+aus.schematics.sugar_gum_tree = {}
+local max_r = 11
+local ht = 10
+local fruit = nil
+local limbs = nil
+local tree = "australia:sugar_gum_tree"
+local leaves = "australia:sugar_gum_leaves"
+for r = 9,max_r do
+	local schem = aus.generate_tree_schematic(8, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.sugar_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"flinders_lofty"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_goldfields_esperence.lua

@@ -0,0 +1,97 @@
+-- mods/australia/biome_goldfields_esperence.lua
+
+minetest.register_biome({
+	name = "goldfields_esperence",
+	--node_dust = "",
+	node_top = "default:desert_sand",
+	depth_top = 2,
+	node_filler = "default:sandstone",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "default:dirt_with_dry_grass",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 60,
+	humidity_point = 20,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:desert_sand"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"goldfields_esperence"},
+		y_min = 5,
+		y_max = 35,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+	-- Spinifex
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:desert_sand"},
+	sidelen = 80,
+	fill_ratio = 0.05,
+	biomes = {"goldfields_esperence"},
+	y_min = 6,
+	y_max = 35,
+	decoration = "australia:spinifex",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Desert Quandong
+aus.schematics.quandong_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = "australia:quandong"
+local limbs = false
+local tree = "australia:quandong_tree"
+local leaves = "australia:quandong_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.quandong_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:desert_sand"},
+		y_min = 6,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"goldfields_esperence"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_great_australian_bight.lua

@@ -0,0 +1,20 @@
+-- mods/australia/biome_great_australian_bight.lua
+
+minetest.register_biome({
+	name = "great_australian_bight",
+	--node_dust = "",
+	node_top = "default:sandstone",
+	depth_top = 1,
+	node_filler = "default:sandstone",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = -64,
+	y_max = 3,
+	heat_point = 40,
+	humidity_point = 50,
+})
+

biome_great_barrier_reef.lua

@@ -0,0 +1,113 @@
+-- mods/australia/biome_great_barrier_reef.lua
+
+minetest.register_biome({
+	name = "great_barrier_reef",
+	--node_dust = "",
+	node_top = "default:sand",
+	depth_top = 1,
+	node_filler = "default:sand",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = -64,
+	y_max = 3,
+	heat_point = 75,
+	humidity_point = 75,
+})
+
+
+
+--
+-- Decorations
+--
+
+	-- Staghorn Coral
+local function register_staghorn_coral_decoration(color)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:sand"},
+		sidelen = 80,
+		fill_ratio = 0.01,
+		biomes = {"great_barrier_reef"},
+		y_min = -12,
+		y_max = -3,
+		decoration = "australia:staghorn_coral_"..color,
+		flags = "force_placement",
+	})
+end
+
+register_staghorn_coral_decoration("yellow")
+register_staghorn_coral_decoration("purple")
+register_staghorn_coral_decoration("pink")
+register_staghorn_coral_decoration("blue")
+
+
+
+
+--
+-- noairblocks
+--
+-- Code modified from Duane Robertson's (github duane-r) valleys_c mod. 
+-- Original code modified from Perttu Ahola's <celeron55@gmail.com> 
+-- "noairblocks" mod and released as LGPL 2.1, as the original.
+
+local water_nodes = {"default:water_source", "default:water_flowing", "default:river_water_source", "default:river_water_flowing"}
+local aus_nodes = {"australia:water_source", "australia:water_flowing", "australia:river_water_source", "australia:river_water_flowing"}
+
+for _, name in pairs(water_nodes) do
+	local water = table.copy(minetest.registered_nodes[name])
+	local new_name = string.gsub(name, 'default', 'australia')
+	local new_source = string.gsub(water.liquid_alternative_source, 'default', 'australia')
+	local new_flowing = string.gsub(water.liquid_alternative_flowing, 'default', 'australia')
+	water.alpha = 0
+	water.liquid_alternative_source = new_source
+	water.liquid_alternative_flowing = new_flowing
+	water.groups.not_in_creative_inventory = 1
+
+	minetest.register_node(new_name, water)
+end
+
+
+local check_pos = {
+	{x=-1, y=0, z=0},
+	{x=1, y=0, z=0},
+	{x=0, y=0, z=-1},
+	{x=0, y=0, z=1},
+	{x=0, y=1, z=0},
+}
+
+minetest.register_abm({
+	nodenames = {"group:sea"},
+	neighbors = {"group:water"},
+	interval = 10,
+	chance = 1,
+	action = function(pos)
+		for _,offset in pairs(check_pos) do
+			local check = vector.add(pos, offset)
+			local check_above = vector.add(check, {x=0,y=1,z=0})
+			if offset == {0,-1,0} or minetest.get_node(check_above).name ~= "air" then
+				local name = minetest.get_node(check).name
+				for node_num=1,#water_nodes do
+					if name == water_nodes[node_num] then
+						minetest.add_node(check, {name = aus_nodes[node_num]})
+					end
+				end
+			end
+		end
+	end,
+})
+
+minetest.register_abm({
+	nodenames = aus_nodes,
+	neighbors = {"air"},
+	interval = 20,
+	chance = 1,
+	action = function(pos)
+		if minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name == "air" then
+			minetest.remove_node(pos)
+		end
+	end,
+})

biome_great_dividing_range.lua

@@ -0,0 +1,337 @@
+-- mods/australia/biome_great_dividing_range.lua
+
+minetest.register_biome({
+	name = "great_dividing_range",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 25,
+	humidity_point = 65,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"great_dividing_range"},
+		y_min = 36,
+		y_max = 31000,
+		decoration = "default:grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+
+
+--
+-- Logs
+--
+
+	-- River Red Gum
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0.0018,
+		scale = 0.0011,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 33,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"great_dividing_range"},
+	y_min = 36,
+	y_max = 170,
+	schematic = {
+		size = {x = 3, y = 3, z = 1},
+		data = {
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 191},
+			{name = "australia:river_red_gum_tree", param2 = 12},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 127},
+			{name = "air", prob = 0},
+			{name = "flowers:mushroom_brown", prob = 63},
+			{name = "air", prob = 0},
+		},
+	},
+	flags = "place_center_x",
+	rotation = "random",
+})
+
+
+
+--
+-- Moss
+--
+
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.06,
+	biomes = {"great_dividing_range"},
+	y_min = 36,
+	y_max = 31000,
+	decoration = "australia:moss",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Black Wattle
+aus.schematics.black_wattle_tree = {}
+local max_r = 6
+local ht = 8
+local fruit = nil
+local limbs = false
+local tree = "australia:black_wattle_tree"
+local leaves = "australia:black_wattle_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.black_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Blue Gum
+aus.schematics.blue_gum_tree = {}
+local max_r = 7
+local ht = 12
+local fruit = nil
+local limbs = nil
+local tree = "australia:blue_gum_tree"
+local leaves = "australia:blue_gum_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(10, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.blue_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 180,
+		fill_ratio = (max_r-r+1)/8000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Australian Cherry
+aus.schematics.cherry_tree = {}
+local max_r = 3
+local fruit = "australia:cherry"
+local tree = "australia:cherry_tree"
+local leaves = "australia:cherry_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_conifer_schematic(3, 2, tree, leaves, fruit)
+	push(aus.schematics.cherry_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Golden Wattle
+aus.schematics.golden_wattle_tree = {}
+local max_r = 3
+local ht = 3
+local fruit = nil
+local limbs = false
+local tree = "australia:golden_wattle_tree"
+local leaves = "australia:golden_wattle_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.golden_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Lilly Pilly
+aus.schematics.lilly_pilly_tree = {}
+local max_r = 5
+local ht = 8
+local fruit = "australia:lilly_pilly_berries"
+local limbs = false
+local tree = "australia:lilly_pilly_tree"
+local leaves = "australia:lilly_pilly_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.lilly_pilly_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Red Bottlebrush
+aus.schematics.red_bottlebrush_tree = {}
+local max_r = 3
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:red_bottlebrush_tree"
+local leaves = "australia:red_bottlebrush_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.red_bottlebrush_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Southern Sassafras
+aus.schematics.southern_sassafras_tree = {}
+local max_r = 5
+local fruit = nil
+local tree = "australia:southern_sassafras_tree"
+local leaves = "australia:southern_sassafras_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_conifer_schematic(6, 4, tree, leaves, fruit)
+	push(aus.schematics.southern_sassafras_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 180,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Tea Tree
+aus.schematics.tea_tree_tree = {}
+local max_r = 3
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:tea_tree_tree"
+local leaves = "australia:tea_tree_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.tea_tree_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 170,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"great_dividing_range"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_gulf_of_carpentaria.lua

@@ -0,0 +1,172 @@
+-- mods/australia/biome_gulf_of_carpentaria.lua
+
+minetest.register_biome({
+	name = "gulf_of_carpentaria",
+	--node_dust = "",
+	node_top = "default:dirt_with_dry_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 2,
+	node_stone = "default:sandstone",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 75,
+	humidity_point = 55,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"gulf_of_carpentaria"},
+		y_min = 4,
+		y_max = 9,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"gulf_of_carpentaria"},
+		y_min = 7,
+		y_max = 35,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+	-- Mitchell Grass
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_dry_grass"},
+	sidelen = 80,
+	fill_ratio = 0.05,
+	biomes = {"gulf_of_carpentaria"},
+	y_min = 12,
+	y_max = 35,
+	decoration = "australia:mitchell_grass",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Cloncurry Box
+aus.schematics.cloncurry_box_tree = {}
+local max_r = 6
+local ht = 4
+local fruit = nil
+local limbs = nil
+local tree = "australia:cloncurry_box_tree"
+local leaves = "australia:cloncurry_box_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.cloncurry_box_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 6,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"gulf_of_carpentaria"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Darwin Woollybutt
+aus.schematics.darwin_woollybutt_tree = {}
+local max_r = 4
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:darwin_woollybutt_tree"
+local leaves = "australia:darwin_woollybutt_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.darwin_woollybutt_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 8,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"gulf_of_carpentaria"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Oak
+aus.schematics.river_oak_small_tree = {}
+local max_r = 4
+local ht = 6
+local fruit = nil
+local limbs = false
+local tree = "australia:river_oak_tree"
+local leaves = "australia:river_oak_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_oak_small_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"gulf_of_carpentaria"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_indian_ocean.lua

@@ -0,0 +1,74 @@
+-- mods/australia/biome_indian_ocean.lua
+
+minetest.register_biome({
+	name = "indian_ocean",
+	--node_dust = "",
+	node_top = "default:sand",
+	depth_top = 1,
+	node_filler = "default:sandstone",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = -64,
+	y_max = 3,
+	heat_point = 60,
+	humidity_point = 50,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:sand"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"indian_ocean"},
+		y_min = 3,
+		y_max = 3,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:sand"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"indian_ocean"},
+		y_min = 3,
+		y_max = 3,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)

biome_jarrah_karri_forests.lua

@@ -0,0 +1,266 @@
+-- mods/australia/biome_jarrah_karri_forests.lua
+
+minetest.register_biome({
+	name = "jarrah_karri_forests",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	node_stone = "default:sandstone",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 20,
+	humidity_point = 50,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"jarrah_karri_forests"},
+		y_min = 5,
+		y_max = 31000,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"jarrah_karri_forests"},
+		y_min = 5,
+		y_max = 31000,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+	-- Couch Honeypot
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.02,
+	biomes = {"jarrah_karri_forests"},
+	decoration = "australia:couch_honeypot",
+})
+
+
+--
+-- Trees
+--
+
+	-- Bull Banksia
+aus.schematics.bull_banksia_tree = {}
+local max_r = 4
+local ht = 5
+local fruit = nil
+local limbs = false
+local tree = "australia:bull_banksia_tree"
+local leaves = "australia:bull_banksia_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.bull_banksia_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 8,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:dirt_with_grass"},
+		y_min = 8,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Jarrah
+aus.schematics.jarrah_tree = {}
+local max_r = 10
+local ht = 12
+local fruit = nil
+local limbs = nil
+local tree = "australia:jarrah_tree"
+local leaves = "australia:jarrah_leaves"
+for r = 8,max_r do
+	local schem = aus.generate_giant_tree_schematic(8, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.jarrah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/8000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Karri
+aus.schematics.karri_tree = {}
+local max_r = 12
+local ht = 10
+local fruit = nil
+local limbs = nil
+local tree = "australia:karri_tree"
+local leaves = "australia:karri_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(20, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.karri_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Marri
+aus.schematics.marri_tree = {}
+local max_r = 10
+local ht = 12
+local fruit = nil
+local limbs = nil
+local tree = "australia:marri_tree"
+local leaves = "australia:marri_leaves"
+for r = 8,max_r do
+	local schem = aus.generate_big_tree_schematic(8, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.marri_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Rottnest Island Pine
+aus.schematics.rottnest_island_pine_tree = {}
+local max_r = 3
+local fruit = nil
+local tree = "australia:rottnest_island_pine_tree"
+local leaves = "australia:rottnest_island_pine_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_conifer_schematic(3, 2, tree, leaves, fruit)
+	push(aus.schematics.rottnest_island_pine_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 6,
+		y_max = 20,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Swamp Paperbark
+aus.schematics.swamp_paperbark_tree = {}
+local max_r = 5
+local ht = 9
+local fruit = nil
+local limbs = nil
+local tree = "australia:swamp_paperbark_tree"
+local leaves = "australia:swamp_paperbark_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.swamp_paperbark_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 7,
+		y_max = 25,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"jarrah_karri_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_kimberley.lua

@@ -0,0 +1,158 @@
+-- mods/australia/biome_kimberley.lua
+
+minetest.register_biome({
+	name = "kimberley",
+	--node_dust = "",
+	node_top = "australia:red_dirt",
+	depth_top = 2,
+	node_filler = "default:sandstone",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 80,
+	humidity_point = 75,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"australia:red_dirt"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"kimberley"},
+		y_min = 4,
+		y_max = 30,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"australia:red_dirt"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"kimberley"},
+		y_min = 7,
+		y_max = 35,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+
+--
+-- Trees
+--
+
+	-- Boab Tree
+aus.schematics.boab_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:boab_tree"
+local leaves = "australia:boab_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_giant_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.boab_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 9,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"kimberley"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Darwin Woollybutt
+aus.schematics.darwin_woollybutt_tree = {}
+local max_r = 4
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:darwin_woollybutt_tree"
+local leaves = "australia:darwin_woollybutt_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.darwin_woollybutt_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 12,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"kimberley"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Swamp Bloodwood
+aus.schematics.swamp_bloodwood_tree = {}
+local max_r = 4
+local ht = 6
+local fruit = nil
+local limbs = nil
+local tree = "australia:swamp_bloodwood_tree"
+local leaves = "australia:swamp_bloodwood_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.swamp_bloodwood_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_dirt"},
+		y_min = 7,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"kimberley"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_mangroves.lua

@@ -0,0 +1,148 @@
+-- mods/australia/biome_mangroves.lua
+
+minetest.register_biome({
+	name = "mangroves",
+	--node_dust = "",
+	node_top = "australia:mangrove_mud",
+	depth_top = 2,
+	node_filler = "default:dirt",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = -2,
+	y_max = 3,
+	heat_point = 80,
+	humidity_point = 80,
+})
+
+
+
+	-- Mangrove Fern
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"australia:mangrove_mud",
+		"default:dirt",
+		"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.2,
+	biomes = {"mangroves"},
+	y_min = 2,
+	y_max = 3,
+	decoration = "australia:mangrove_fern",
+})
+
+	-- Mangrove Lily
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"australia:mangrove_mud",
+		"default:dirt",
+		"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.1,
+	biomes = {"mangroves"},
+	y_min = 2,
+	y_max = 3,
+	decoration = "australia:mangrove_lily",
+})
+
+	-- Mangrove Palm
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"australia:mangrove_mud",
+		"default:dirt"},
+	sidelen = 80,
+	fill_ratio = 0.3,
+	biomes = {"mangroves"},
+	y_min = 1,
+	y_max = 3,
+	schematic = {
+		size = { x = 1, y = 4, z = 1},
+		data = {
+			{ name = "ignore", param1 = 0, param2 = 0 },
+			{ name = "australia:mangrove_palm_trunk", param1 = 255, param2 = 0 },
+			{ name = "australia:mangrove_palm_leaf_bot", param1 = 255, param2 = 0 },
+			{ name = "australia:mangrove_palm_leaf_top", param1 = 255, param2 = 0 },
+		},
+	},
+	flags = "force_placement",
+})
+
+
+
+
+--
+-- Trees
+--
+
+	-- Grey Mangrove
+aus.schematics.grey_mangrove_tree = {}
+local max_ht = 6
+local tree = "australia:grey_mangrove_tree"
+local leaves = "australia:grey_mangrove_leaves"
+for h = 4,max_ht do
+	local schem = aus.generate_mangrove_tree_schematic(3, tree, leaves)
+	push(aus.schematics.grey_mangrove_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:mangrove_mud", "default:dirt", "default:sand"},
+		fill_ratio = 0.003,
+		biomes = {"mangroves"},
+		y_min = -2,
+		y_max = 3,
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Mangrove Apple
+aus.schematics.mangrove_apple_tree = {}
+local max_r = 5
+local ht = 4
+local fruit = "australia:mangrove_apple"
+local limbs = false
+local tree = "australia:mangrove_apple_tree"
+local leaves = "australia:mangrove_apple_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.mangrove_apple_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:mangrove_mud", "default:dirt", "default:sand"},
+		y_min = 0,
+		y_max = 3,
+		fill_ratio = (max_r-r+1)/5000,
+		biomes = {"mangroves"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Stilted Mangrove
+aus.schematics.stilted_mangrove_tree = {}
+local max_ht = 6
+local tree = "australia:stilted_mangrove_tree"
+local leaves = "australia:stilted_mangrove_leaves"
+for h = 4,max_ht do
+	local schem = aus.generate_mangrove_tree_schematic(3, tree, leaves)
+	push(aus.schematics.stilted_mangrove_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:mangrove_mud", "default:dirt", "default:sand"},
+		fill_ratio = 0.003,
+		biomes = {"mangroves"},
+		y_min = -2,
+		y_max = 3,
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_mulga_lands.lua

@@ -0,0 +1,209 @@
+-- mods/australia/biome_mulga_lands.lua
+
+minetest.register_biome({
+	name = "mulga_lands",
+	--node_dust = "",
+	node_top = "default:dirt_with_dry_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 75,
+	humidity_point = 45,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"mulga_lands"},
+		y_min = 36,
+		y_max = 190,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+
+--
+-- Trees
+--
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"mulga_lands"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Desert Quandong
+aus.schematics.quandong_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = "australia:quandong"
+local limbs = false
+local tree = "australia:quandong_tree"
+local leaves = "australia:quandong_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.quandong_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"mulga_lands"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Mulga Tree
+aus.schematics.mulga_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:mulga_tree"
+local leaves = "australia:mulga_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.mulga_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/4000,
+		biomes = {"mulga_lands"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Oak
+aus.schematics.river_oak_big_tree = {}
+local max_r = 5
+local ht = 9
+local fruit = nil
+local limbs = false
+local tree = "australia:river_oak_tree"
+local leaves = "australia:river_oak_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_oak_big_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"mulga_lands"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"mulga_lands"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Shoestring Acacia
+aus.schematics.shoestring_acacia_tree = {}
+local max_r = 3
+local ht = 5
+local fruit = nil
+local limbs = false
+local tree = "australia:shoestring_acacia_tree"
+local leaves = "australia:shoestring_acacia_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.shoestring_acacia_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"mulga_lands"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_murray_darling_basin.lua

@@ -0,0 +1,310 @@
+-- mods/australia/biome_murray_darling_basin.lua
+
+minetest.register_biome({
+	name = "murray_darling_basin",
+	--node_dust = "",
+	node_top = "default:dirt_with_dry_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 60,
+	humidity_point = 40,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"murray_darling_basin"},
+		y_min = 36,
+		y_max = 200,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_dry_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"murray_darling_basin"},
+		y_min = 36,
+		y_max = 200,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+	-- Darling Lily
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_dry_grass"},
+	sidelen = 80,
+	fill_ratio = 0.02,
+	biomes = {"murray_darling_basin"},
+	y_min = 36,
+	y_max = 200,
+	decoration = "australia:darling_lily",
+})
+
+	-- Saltbush
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_dry_grass"},
+	sidelen = 80,
+	fill_ratio = 0.01,
+	biomes = {"murray_darling_basin"},
+	y_min = 36,
+	y_max = 200,
+	decoration = "australia:saltbush",
+})
+
+	-- Silver Daisy
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_dry_grass"},
+	sidelen = 80,
+	fill_ratio = 0.02,
+	biomes = {"murray_darling_basin"},
+	y_min = 36,
+	y_max = 200,
+	decoration = "australia:silver_daisy",
+})
+
+
+
+--
+-- Logs
+--
+
+	-- River Red Gum Log
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"dirt_with_dry_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0.0018,
+		scale = 0.0011,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 33,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"murray_darling_basin"},
+	y_min = 36,
+	y_max = 170,
+	schematic = {
+		size = {x = 3, y = 3, z = 1},
+		data = {
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 191},
+			{name = "australia:river_red_gum_tree", param2 = 12},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 127},
+			{name = "air", prob = 0},
+			{name = "flowers:mushroom_brown", prob = 63},
+			{name = "air", prob = 0},
+		},
+	},
+	flags = "place_center_x",
+	rotation = "random",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Black Box
+aus.schematics.black_box_tree = {}
+local max_r = 8
+local ht = 8
+local fruit = nil
+local limbs = nil
+local tree = "australia:black_box_tree"
+local leaves = "australia:black_box_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_big_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.black_box_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"murray_darling_basin"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Black Wattle
+aus.schematics.black_wattle_tree = {}
+local max_r = 6
+local ht = 8
+local fruit = nil
+local limbs = false
+local tree = "australia:black_wattle_tree"
+local leaves = "australia:black_wattle_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.black_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"murray_darling_basin"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"murray_darling_basin"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Golden Wattle
+aus.schematics.golden_wattle_tree = {}
+local max_r = 3
+local ht = 3
+local fruit = nil
+local limbs = false
+local tree = "australia:golden_wattle_tree"
+local leaves = "australia:golden_wattle_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.golden_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"murray_darling_basin"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Desert Quandong
+aus.schematics.quandong_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = "australia:quandong"
+local limbs = false
+local tree = "australia:quandong_tree"
+local leaves = "australia:quandong_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.quandong_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"murray_darling_basin"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_dry_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"murray_darling_basin"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_pilbara.lua

@@ -0,0 +1,106 @@
+-- mods/australia/biome_pilbara.lua
+
+minetest.register_biome({
+	name = "pilbara",
+	--node_dust = "",
+	node_top = "australia:red_gravel",
+	depth_top = 2,
+	node_filler = "australia:red_stone",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 4,
+	y_max = 35,
+	heat_point = 80,
+	humidity_point = 20,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"australia:red_gravel"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"pilbara"},
+		y_min = 5,
+		y_max = 31000,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Dry grasses
+register_dry_grass_decoration(0.07, -0.01, 2)
+register_dry_grass_decoration(0.09, -0.03, 1)
+
+
+	-- Mitchell Grass
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"australia:red_gravel"},
+	sidelen = 80,
+	fill_ratio = 0.05,
+	biomes = {"pilbara"},
+	y_min = 6,
+	y_max = 31000,
+	decoration = "australia:mitchell_grass",
+})
+
+	-- Spinifex
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"australia:red_gravel"},
+	sidelen = 80,
+	fill_ratio = 0.02,
+	biomes = {"pilbara"},
+	y_min = 8,
+	y_max = 31000,
+	decoration = "australia:spinifex",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Desert Oak
+aus.schematics.desert_oak_tree = {}
+local max_r = 8
+local ht = 5
+local fruit = nil
+local limbs = nil
+local tree = "australia:desert_oak_tree"
+local leaves = "australia:desert_oak_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.desert_oak_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_gravel"},
+		y_min = 10,
+		y_max = 35,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"pilbara"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_simpson_desert.lua

@@ -0,0 +1,76 @@
+-- mods/australia/biome_simpson_desert.lua
+
+minetest.register_biome({
+	name = "simpson_desert",
+	--node_dust = "",
+	node_top = "australia:red_sand",
+	depth_top = 3,
+	node_filler = "australia:red_stone",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 85,
+	humidity_point = 10,
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_sand"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"simpson_desert"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Desert Quandong
+aus.schematics.quandong_tree = {}
+local max_r = 4
+local ht = 4
+local fruit = "australia:quandong"
+local limbs = false
+local tree = "australia:quandong_tree"
+local leaves = "australia:quandong_leaves"
+for r = 3,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.quandong_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:red_sand"},
+		y_min = 36,
+		y_max = 130,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"simpson_desert"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_tasman_sea.lua

@@ -0,0 +1,74 @@
+-- mods/australia/biome_tasman_sea.lua
+
+minetest.register_biome({
+	name = "tasman_sea",
+	--node_dust = "",
+	node_top = "default:sand",
+	depth_top = 1,
+	node_filler = "default:sand",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = -64,
+	y_max = 3,
+	heat_point = 20,
+	humidity_point = 50,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:sand"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"tasman_sea"},
+		y_min = 3,
+		y_max = 3,
+		decoration = "default:grass_"..length,
+	})
+end
+
+local function register_dry_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:sand"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"tasman_sea"},
+		y_min = 3,
+		y_max = 3,
+		decoration = "default:dry_grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+	-- Dry grasses
+register_dry_grass_decoration(0.01, 0.05,  5)
+register_dry_grass_decoration(0.03, 0.03,  4)
+register_dry_grass_decoration(0.05, 0.01,  3)

biome_tasmania.lua

@@ -0,0 +1,277 @@
+-- mods/australia/biome_tasmania.lua
+
+minetest.register_biome({
+	name = "tasmania",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 15,
+	humidity_point = 85,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"tasmania"},
+		y_min = 3,
+		y_max = 31000,
+		decoration = "default:grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+
+
+--
+-- Moss
+--
+
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.9,
+	biomes = {"tasmania"},
+	y_min = 8,
+	y_max = 31000,
+	decoration = "australia:moss",
+})
+
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.02,
+	biomes = {"tasmania"},
+	y_min = 8,
+	y_max = 31000,
+	decoration = "australia:moss_with_fungus",
+})
+
+
+
+--
+-- Mushrooms
+--
+
+	-- Brown Mushroom
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0,
+		scale = 0.006,
+		spread = {x = 200, y = 200, z = 200},
+		seed = 55,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"tasmania"},
+	y_min = 7,
+	y_max = 31000,
+	decoration = "flowers:Mushroom_brown",
+})
+
+	-- Red Mushroom
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0,
+		scale = 0.006,
+		spread = {x = 200, y = 200, z = 200},
+		seed = 56,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"tasmania"},
+	y_min = 7,
+	y_max = 31000,
+	decoration = "flowers:mushroom_red",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Blue Gum
+aus.schematics.blue_gum_tree = {}
+local max_r = 7
+local ht = 12
+local fruit = nil
+local limbs = nil
+local tree = "australia:blue_gum_tree"
+local leaves = "australia:blue_gum_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(10, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.blue_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 170,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"tasmania"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Celery-top Pine
+aus.schematics.celery_top_pine_tree = {}
+local max_r = 5
+local fruit = nil
+local tree = "australia:celery_top_pine_tree"
+local leaves = "australia:celery_top_pine_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_conifer_schematic(5, 4, tree, leaves, fruit)
+	push(aus.schematics.celery_top_pine_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 180,
+		fill_ratio = (max_r-r+1)/8000,
+		biomes = {"tasmania"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Huon Pine
+aus.schematics.huon_pine_tree = {}
+local max_r = 4
+local ht = 8
+local fruit = nil
+local limbs = nil
+local tree = "australia:huon_pine_tree"
+local leaves = "australia:huon_pine_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.huon_pine_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"tasmania"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Southern Sassafras
+aus.schematics.southern_sassafras_tree = {}
+local max_r = 5
+local fruit = nil
+local tree = "australia:southern_sassafras_tree"
+local leaves = "australia:southern_sassafras_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_conifer_schematic(6, 4, tree, leaves, fruit)
+	push(aus.schematics.southern_sassafras_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 170,
+		fill_ratio = (max_r-r+1)/8000,
+		biomes = {"tasmania"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Swamp Gum
+aus.schematics.swamp_gum_tree = {}
+local max_r = 6
+local ht = 18
+local fruit = nil
+local limbs = nil
+local tree = "australia:swamp_gum_tree"
+local leaves = "australia:swamp_gum_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_giant_tree_schematic(26, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.swamp_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 120,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"tasmania"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Tasmanian Myrtle
+aus.schematics.tasmanian_myrtle_tree = {}
+local max_r = 8
+local ht = 14
+local fruit = nil
+local limbs = nil
+local tree = "australia:tasmanian_myrtle_tree"
+local leaves = "australia:tasmanian_myrtle_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_big_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.tasmanian_myrtle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"tasmania"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

biome_timor_sea.lua

@@ -0,0 +1,53 @@
+-- mods/australia/biome_timor_sea.lua
+
+minetest.register_biome({
+	name = "timor_sea",
+	--node_dust = "",
+	node_top = "default:sand",
+	depth_top = 1,
+	node_filler = "default:sand",
+	depth_filler = 2,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = -64,
+	y_max = 3,
+	heat_point = 80,
+	humidity_point = 90,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:sand"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"timor_sea"},
+		y_min = 3,
+		y_max = 3,
+		decoration = "default:grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+

biome_underground.lua

@@ -0,0 +1,20 @@
+-- mods/australia/biome_underground.lua
+
+minetest.register_biome({
+	name = "underground",
+	--node_dust = "",
+	--node_top = "",
+	--depth_top = ,
+	--node_filler = "",
+	--depth_filler = ,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	--node_river_water = "",
+	y_min = -31000,
+	y_max = -65,
+	heat_point = 50,
+	humidity_point = 50,
+})
+

biome_victorian_forests.lua

@@ -0,0 +1,467 @@
+-- mods/australia/biome_victorian_forests.lua
+
+minetest.register_biome({
+	name = "victorian_forests",
+	--node_dust = "",
+	node_top = "default:dirt_with_grass",
+	depth_top = 1,
+	node_filler = "default:dirt",
+	depth_filler = 3,
+	--node_stone = "",
+	--node_water_top = "",
+	--depth_water_top = ,
+	--node_water = "",
+	node_river_water = "australia:muddy_river_water_source",
+	y_min = 36,
+	y_max = 31000,
+	heat_point = 40,
+	humidity_point = 50,
+})
+
+
+
+--
+-- Decorations
+--
+
+local function register_grass_decoration(offset, scale, length)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass"},
+		sidelen = 16,
+		noise_params = {
+			offset = offset,
+			scale = scale,
+			spread = {x = 200, y = 200, z = 200},
+			seed = 329,
+			octaves = 3,
+			persist = 0.6
+		},
+		biomes = {"victorian_forests"},
+		y_min = 36,
+		y_max = 190,
+		decoration = "default:grass_"..length,
+	})
+end
+
+	-- Grasses
+register_grass_decoration(-0.03,  0.09,  5)
+register_grass_decoration(-0.015, 0.075, 4)
+register_grass_decoration(0,      0.06,  3)
+register_grass_decoration(0.015,  0.045, 2)
+register_grass_decoration(0.03,   0.03,  1)
+
+
+
+--
+-- Logs
+--
+
+	-- River Red Gum Log
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0.0018,
+		scale = 0.0011,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 33,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"victorian_forests"},
+	y_min = 36,
+	y_max = 175,
+	schematic = {
+		size = {x = 3, y = 3, z = 1},
+		data = {
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 191},
+			{name = "australia:river_red_gum_tree", param2 = 12},
+			{name = "australia:river_red_gum_tree", param2 = 12, prob = 127},
+			{name = "air", prob = 0},
+			{name = "flowers:mushroom_brown", prob = 63},
+			{name = "air", prob = 0},
+		},
+	},
+	flags = "place_center_x",
+	rotation = "random",
+})
+
+	-- White Box Log
+minetest.register_decoration({
+	deco_type = "schematic",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0.0018,
+		scale = 0.0011,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 35,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"victorian_forests"},
+	y_min = 36,
+	y_max = 175,
+	schematic = {
+		size = {x = 3, y = 3, z = 1},
+		data = {
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "air", prob = 0},
+			{name = "australia:white_box_tree", param2 = 12, prob = 191},
+			{name = "australia:white_box_tree", param2 = 12},
+			{name = "australia:white_box_tree", param2 = 12, prob = 127},
+			{name = "air", prob = 0},
+			{name = "flowers:mushroom_brown", prob = 63},
+			{name = "air", prob = 0},
+		},
+	},
+	flags = "place_center_x",
+	rotation = "random",
+})
+
+
+
+--
+-- Moss
+--
+
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 80,
+	fill_ratio = 0.07,
+	biomes = {"victorian_forests"},
+	y_min = 36,
+	y_max = 200,
+	decoration = "australia:moss",
+})
+
+
+
+--
+-- Mushrooms
+--
+
+	-- Brown Mushroom
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0,
+		scale = 0.006,
+		spread = {x = 200, y = 200, z = 200},
+		seed = 55,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"victorian_forests"},
+	y_min = 36,
+	y_max = 180,
+	decoration = "flowers:Mushroom_brown",
+})
+
+	-- Red Mushroom
+minetest.register_decoration({
+	deco_type = "simple",
+	place_on = {"default:dirt_with_grass"},
+	sidelen = 16,
+	noise_params = {
+		offset = 0,
+		scale = 0.006,
+		spread = {x = 200, y = 200, z = 200},
+		seed = 56,
+		octaves = 3,
+		persist = 0.66
+	},
+	biomes = {"victorian_forests"},
+	y_min = 36,
+	y_max = 180,
+	decoration = "flowers:mushroom_red",
+})
+
+
+
+--
+-- Trees
+--
+
+	-- Black Wattle
+aus.schematics.black_wattle_tree = {}
+local max_r = 6
+local ht = 8
+local fruit = nil
+local limbs = false
+local tree = "australia:black_wattle_tree"
+local leaves = "australia:black_wattle_leaves"
+for r = 5,max_r do
+	local schem = aus.generate_tree_schematic(4, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.black_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Blue Gum
+aus.schematics.blue_gum_tree = {}
+local max_r = 7
+local ht = 12
+local fruit = nil
+local limbs = nil
+local tree = "australia:blue_gum_tree"
+local leaves = "australia:blue_gum_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(10, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.blue_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 180,
+		fill_ratio = (max_r-r+1)/7000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Coolabah Tree
+aus.schematics.coolabah_tree = {}
+local max_r = 5
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:coolabah_tree"
+local leaves = "australia:coolabah_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(3, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.coolabah_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"australia:dirt_with_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Golden Wattle
+aus.schematics.golden_wattle_tree = {}
+local max_r = 3
+local ht = 3
+local fruit = nil
+local limbs = false
+local tree = "australia:golden_wattle_tree"
+local leaves = "australia:golden_wattle_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(2, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.golden_wattle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Lilly Pilly
+aus.schematics.lilly_pilly_tree = {}
+local max_r = 5
+local ht = 8
+local fruit = "australia:lilly_pilly_berries"
+local limbs = false
+local tree = "australia:lilly_pilly_tree"
+local leaves = "australia:lilly_pilly_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.lilly_pilly_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Red Bottlebrush
+aus.schematics.red_bottlebrush_tree = {}
+local max_r = 3
+local ht = 4
+local fruit = nil
+local limbs = false
+local tree = "australia:red_bottlebrush_tree"
+local leaves = "australia:red_bottlebrush_leaves"
+for r = 2,max_r do
+	local schem = aus.generate_tree_schematic(1, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.red_bottlebrush_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/12000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- River Red Gum
+aus.schematics.river_red_gum_tree = {}
+local max_r = 13
+local ht = 13
+local fruit = nil
+local limbs = nil
+local tree = "australia:river_red_gum_tree"
+local leaves = "australia:river_red_gum_leaves"
+for r = 10,max_r do
+	local schem = aus.generate_giant_tree_schematic(7, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.river_red_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 140,
+		fill_ratio = (max_r-r+1)/20000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Southern Sassafras
+aus.schematics.southern_sassafras_tree = {}
+local max_r = 5
+local fruit = nil
+local tree = "australia:southern_sassafras_tree"
+local leaves = "australia:southern_sassafras_leaves"
+for r = 4,max_r do
+	local schem = aus.generate_conifer_schematic(6, 4, tree, leaves, fruit)
+	push(aus.schematics.southern_sassafras_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 160,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Swamp Gum
+aus.schematics.swamp_gum_tree = {}
+local max_r = 6
+local ht = 18
+local fruit = nil
+local limbs = nil
+local tree = "australia:swamp_gum_tree"
+local leaves = "australia:swamp_gum_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_giant_tree_schematic(26, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.swamp_gum_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 120,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- Tasmanian Myrtle
+aus.schematics.tasmanian_myrtle_tree = {}
+local max_r = 8
+local ht = 14
+local fruit = nil
+local limbs = nil
+local tree = "australia:tasmanian_myrtle_tree"
+local leaves = "australia:tasmanian_myrtle_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_big_tree_schematic(6, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.tasmanian_myrtle_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 150,
+		fill_ratio = (max_r-r+1)/15000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+
+	-- White Box
+aus.schematics.white_box_tree = {}
+local max_r = 8
+local ht = 7
+local fruit = nil
+local limbs = nil
+local tree = "australia:white_box_tree"
+local leaves = "australia:white_box_leaves"
+for r = 6,max_r do
+	local schem = aus.generate_tree_schematic(5, {x=r, y=ht, z=r}, tree, leaves, fruit, limbs)
+	push(aus.schematics.white_box_tree, schem)
+	minetest.register_decoration({
+		deco_type = "schematic",
+		sidelen = 80,
+		place_on = {"default:dirt_with_grass"},
+		y_min = 36,
+		y_max = 175,
+		fill_ratio = (max_r-r+1)/10000,
+		biomes = {"victorian_forests"},
+		schematic = schem,
+		flags = "place_center_x, place_center_z",
+		rotation = "random",
+	})
+end
+

crafting.lua

@@ -0,0 +1,66 @@
+-- mods/australia/crafting.lua
+
+minetest.register_craft({
+	output = 'australia:red_stonebrick 4',
+	recipe = {
+		{'australia:red_stone', 'australia:red_stone'},
+		{'australia:red_stone', 'australia:red_stone'},
+	}
+})
+
+minetest.register_craft({
+	output = 'australia:bluestone_brick 4',
+	recipe = {
+		{'australia:bluestone', 'australia:bluestone'},
+		{'australia:bluestone', 'australia:bluestone'},
+	}
+})
+
+	-- Wood planks
+for i in ipairs(aus.treelist) do
+	local treename			= aus.treelist[i][1]
+	minetest.register_craft({
+		output = "australia:"..treename.."_wood 4",
+		recipe = {
+			{"australia:"..treename.."_tree"}
+		}
+	})
+end
+
+
+
+--
+-- Cooking recipes
+--
+
+minetest.register_craft({
+	type = "cooking",
+	output = "australia:red_stone",
+	recipe = "australia:red_cobble",
+})
+
+minetest.register_craft({
+	type = "cooking",
+	output = "australia:bluestone",
+	recipe = "australia:bluestone_cobble",
+})
+
+	-- Fences
+for i in ipairs(aus.treelist) do
+	local treename			= aus.treelist[i][1]
+	minetest.register_craft({
+		output = "australia:fence_"..treename.."_wood 4",
+		recipe = {
+			{"australia:"..treename.."_wood", "group:stick", "australia:"..treename.."_wood"},
+			{"australia:"..treename.."_wood", "group:stick", "australia:"..treename.."_wood"},
+		}
+	})
+end
+
+
+
+--
+-- Fuels
+--
+
+

craftitems.lua

@@ -0,0 +1,27 @@
+-- mods/australia/craftitems.lua
+
+bucket.register_liquid(
+	"australia:muddy_water_source",
+	"australia:muddy_water_flow",
+	"australia:bucket_muddy_water",
+	"australia_bucket_muddy_water.png",
+	"Muddy Water Bucket"
+)
+
+for i in ipairs(aus.treelist) do
+	local treename			= aus.treelist[i][1]
+	local treedesc			= aus.treelist[i][2]
+
+	if minetest.get_modpath("stairs") then
+		stairs.register_stair_and_slab(
+			"aus_"..treename.."_wood",
+			"australia:"..treename.."_wood",
+			{snappy=2,choppy=2,oddly_breakable_by_hand=2,flammable=3},
+			{"aus_"..treename.."_wood.png" },
+			treedesc.." Wood Stair",
+			treedesc.." Wood Slab",
+			default.node_sound_wood_defaults()
+		)
+	end
+end
+

credits.txt

@@ -0,0 +1,14 @@
+-- Mangrove mud sounds from: http://www.freesound.org/people/dobroide/sounds/16771/ (CC by 3.0)
+-- Moss textures by Neuromancer.
+-- All tree textures by vlapsley.
+-- All plant/flower textures by vlapsley, except grass/dry_grass from default game.
+-- Bluestone textures by vlapsley.
+
+-- Original tree code adapted from Gael-de-Sailly and duane-r.
+-- Tree schematic creation code by duane-r.
+-- Ore placement code adapted from duane-r.
+
+-- noairblocks
+-- Code modified from Duane Robertson's (github duane-r) valleys_c mod. 
+-- Original code modified from Perttu Ahola's <celeron55@gmail.com> 
+-- "noairblocks" mod and released as LGPL 2.1, as the original.

depends.txt

@@ -0,0 +1,4 @@
+default
+bucket
+stairs
+walls

functions.lua

@@ -0,0 +1,50 @@
+-- mods/australia/functions.lua
+
+-- Create and initialize a table for a schematic.
+function aus.schematic_array(width, height, depth)
+	-- Dimensions of data array.
+	local s = {size={x=width, y=height, z=depth}}
+	s.data = {}
+
+	for z = 0,depth-1 do
+		for y = 0,height-1 do
+			for x = 0,width-1 do
+				local i = z*width*height + y*width + x + 1
+				s.data[i] = {}
+				s.data[i].name = "air"
+				s.data[i].param1 = 000
+			end
+		end
+	end
+
+	s.yslice_prob = {}
+
+	return s
+end
+
+-- Push an element onto a stack (table).
+function push(t, x)
+	t[#t+1] = x
+end
+
+-- Check if the table contains an element.
+function table.contains(table, element)
+	for key, value in pairs(table) do
+		if value == element then
+			if key then
+				return key
+			else
+				return true
+			end
+		end
+	end
+	return false
+end
+
+-- Round a number to the given decimal places
+function math.round(num, idp)
+  local mult = 10^(idp or 0)
+  return math.floor(num * mult + 0.5) / mult
+end
+
+

init.lua

@@ -0,0 +1,59 @@
+-- mods/australia/init.lua
+
+-- MOD: australia
+-- See README.md for licensing and other information.
+-- Designed for valleys mapgen in Minetest 0.4.13-dev, but will work with mgv5,
+-- mgv7, flat and fractal with limitations.
+
+-- Check for necessary mod functions and abort if they aren't available.
+if not minetest.get_biome_id then
+	minetest.log()
+	minetest.log("* Not loading MOD: Australia *")
+	minetest.log("MOD: Australia requires mod functions which are")
+	minetest.log(" not exposed by your Minetest build.")
+	minetest.log()
+	return
+end
+
+-- Definitions made by this mod that other mods can use too
+aus = {}
+aus.path = minetest.get_modpath("australia")
+aus.schematics = {}
+
+-- Set the following to 1 to enable biome or 0 to disable
+aus.biome_underground				= 1
+aus.biome_mangroves					= 1
+aus.biome_tasman_sea				= 1
+aus.biome_great_australian_bight	= 1
+aus.biome_indian_ocean				= 1
+aus.biome_great_barrier_reef		= 1
+aus.biome_timor_sea					= 1
+aus.biome_jarrah_karri_forests		= 1
+aus.biome_eastern_coasts			= 1
+aus.biome_goldfields_esperence		= 1
+aus.biome_arnhem_land				= 1
+aus.biome_gulf_of_carpentaria		= 1
+aus.biome_far_north_queensland		= 1
+aus.biome_pilbara					= 1
+aus.biome_kimberley					= 1
+aus.biome_tasmania					= 1
+aus.biome_great_dividing_range		= 1
+aus.biome_victorian_forests			= 1
+aus.biome_murray_darling_basin		= 1
+aus.biome_mulga_lands				= 1
+aus.biome_flinders_lofty			= 1
+aus.biome_central_australia			= 1
+aus.biome_simpson_desert			= 1
+aus.biome_australian_alps			= 1
+
+-- Load files
+dofile(aus.path .. "/functions.lua")
+dofile(aus.path .. "/nodes.lua")
+dofile(aus.path .. "/craftitems.lua")
+dofile(aus.path .. "/crafting.lua")
+dofile(aus.path .. "/trees.lua")
+dofile(aus.path .. "/mapgen.lua")
+dofile(aus.path .. "/saplings.lua")
+dofile(aus.path .. "/voxel.lua")
+
+minetest.log("MOD: Australia loaded")

mapgen.lua

@@ -0,0 +1,124 @@
+-- mods/australia/mapgen.lua
+
+minetest.clear_registered_biomes()
+minetest.clear_registered_decorations()
+
+
+
+--
+-- Register ores
+--
+
+-- All mapgens except singlenode
+-- Blob ore first to avoid other ores inside blobs
+
+	-- Bluestone (Basalt)
+minetest.register_ore({
+	ore_type        = "blob",
+	ore             = "australia:bluestone",
+	wherein         = {"default:stone",
+						"default:sandstone",
+						"australia:red_stone"},
+	clust_scarcity  = 16 * 16 * 16,
+	clust_size      = 8,
+	y_min           = -31000,
+	y_max           = 31000,
+	noise_threshold = 0.0,
+	noise_params    = {
+		offset = 0.5,
+		scale = 0.2,
+		spread = {x = 5, y = 5, z = 5},
+		seed = 677,
+		octaves = 1,
+		persist = 0.0
+	},
+})
+
+
+
+--
+-- Biomes
+--
+
+	-- Underground biome
+if aus.biome_underground == 1 then
+	dofile(aus.path .. "/biome_underground.lua")
+end
+
+	-- Coastal biomes
+if aus.biome_mangroves == 1 then
+	dofile(aus.path .. "/biome_mangroves.lua")
+end
+if aus.biome_tasman_sea == 1 then
+	dofile(aus.path .. "/biome_tasman_sea.lua")
+end
+if aus.biome_great_australian_bight == 1 then
+	dofile(aus.path .. "/biome_great_australian_bight.lua")
+end
+if aus.biome_indian_ocean == 1 then
+	dofile(aus.path .. "/biome_indian_ocean.lua")
+end
+if aus.biome_great_barrier_reef == 1 then
+	dofile(aus.path .. "/biome_great_barrier_reef.lua")
+end
+if aus.biome_timor_sea == 1 then
+	dofile(aus.path .. "/biome_timor_sea.lua")
+end
+
+	-- Lowland biomes
+if aus.biome_jarrah_karri_forests == 1 then
+	dofile(aus.path .. "/biome_jarrah_karri_forests.lua")
+end
+if aus.biome_eastern_coasts == 1 then
+	dofile(aus.path .. "/biome_eastern_coasts.lua")
+end
+if aus.biome_goldfields_esperence == 1 then
+	dofile(aus.path .. "/biome_goldfields_esperence.lua")
+end
+if aus.biome_arnhem_land == 1 then
+	dofile(aus.path .. "/biome_arnhem_land.lua")
+end
+if aus.biome_gulf_of_carpentaria == 1 then
+	dofile(aus.path .. "/biome_gulf_of_carpentaria.lua")
+end
+if aus.biome_far_north_queensland == 1 then
+	dofile(aus.path .. "/biome_far_north_queensland.lua")
+end
+if aus.biome_pilbara == 1 then
+	dofile(aus.path .. "/biome_pilbara.lua")
+end
+if aus.biome_kimberley == 1 then
+	dofile(aus.path .. "/biome_kimberley.lua")
+end
+
+	-- Highland biomes
+if aus.biome_tasmania == 1 then
+	dofile(aus.path .. "/biome_tasmania.lua")
+end
+if aus.biome_great_dividing_range == 1 then
+	dofile(aus.path .. "/biome_great_dividing_range.lua")
+end
+if aus.biome_victorian_forests == 1 then
+	dofile(aus.path .. "/biome_victorian_forests.lua")
+end
+if aus.biome_flinders_lofty == 1 then
+	dofile(aus.path .. "/biome_flinders_lofty.lua")
+end
+if aus.biome_murray_darling_basin == 1 then
+	dofile(aus.path .. "/biome_murray_darling_basin.lua")
+end
+if aus.biome_mulga_lands == 1 then
+	dofile(aus.path .. "/biome_mulga_lands.lua")
+end
+if aus.biome_central_australia == 1 then
+	dofile(aus.path .. "/biome_central_australia.lua")
+end
+if aus.biome_simpson_desert == 1 then
+	dofile(aus.path .. "/biome_simpson_desert.lua")
+end
+
+	-- Alpine biome
+if aus.biome_australian_alps == 1 then
+	dofile(aus.path .. "/biome_australian_alps.lua")
+end
+

mod.conf

@@ -0,0 +1 @@
+name = australia

nodes.lua

@@ -0,0 +1,771 @@
+-- mods/australia/nodes.lua
+
+
+--
+-- Stone
+--
+
+minetest.register_node("australia:red_stone", {
+	description = "Red Stone",
+	tiles = {"aus_red_stone.png"},
+	groups = {cracky=3, stone=1},
+	drop = 'australia:red_cobble',
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("australia:red_cobble", {
+	description = "Red cobblestone",
+	tiles = {"aus_red_cobble.png"},
+	is_ground_content = false,
+	groups = {cracky=3, stone=2},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("australia:red_stonebrick", {
+	description = "Red Stone Brick",
+	tiles = {"aus_red_stonebrick.png"},
+	is_ground_content = false,
+	groups = {cracky=2, stone=1},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("australia:bluestone", {
+	description = "Bluestone (Basalt)",
+	tiles = {"aus_bluestone.png"},
+	groups = {cracky=2, stone=1},
+	drop = 'australia:bluestone_cobble',
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("australia:bluestone_cobble", {
+	description = "Bluestone cobble",
+	tiles = {"aus_bluestone_cobble.png"},
+	is_ground_content = false,
+	groups = {cracky=2, stone=2},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("australia:bluestone_brick", {
+	description = "Bluestone Brick",
+	tiles = {"aus_bluestone_brick.png"},
+	is_ground_content = false,
+	groups = {cracky=1, stone=1},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+
+--
+-- Soft / Non-Stone
+--
+
+minetest.register_node("australia:red_dirt", {
+	description = "Red Dirt",
+	tiles = {"aus_red_dirt.png"},
+	groups = {crumbly=3,soil=1},
+	sounds = default.node_sound_dirt_defaults(),
+})
+
+minetest.register_node("australia:red_sand", {
+	description = "Red Sand",
+	tiles = {"aus_red_sand.png"},
+	groups = {crumbly=3, falling_node=1, sand=1},
+	sounds = default.node_sound_sand_defaults(),
+})
+
+minetest.register_node("australia:red_gravel", {
+	description = "Red Gravel",
+	tiles = {"aus_red_gravel.png"},
+	groups = {crumbly=2, falling_node=1},
+	sounds = default.node_sound_dirt_defaults({
+		footstep = {name="default_gravel_footstep", gain=0.5},
+		dug = {name="default_gravel_footstep", gain=1.0},
+	}),
+})
+
+minetest.register_node("australia:mangrove_mud", {
+	description = "Mangrove Mud",
+	tiles = {"aus_mangrove_mud.png"},
+	groups = {crumbly=2, soil=1},
+	sounds = default.node_sound_dirt_defaults({
+		footstep = {name="aus_mangrove_mud", gain=0.4},
+		dug = {name="aus_mangrove_mud", gain=0.4},
+	}),
+})
+
+
+
+--
+-- Trees
+--
+
+aus.treelist = {
+	--treename, treedesc, treetrunk_dia, treespaling, treefruit, treefruit_desc, treefruit_scale, treefruit_health
+	{"black_box", "Eucalyptus largiflorens: Black Box", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"black_wattle", "Acacia melanoxylon: Black Wattle", 0.75, "acacia", nil, nil, nil, nil },
+	{"blue_gum", "Eucalyptus globulus: Blue Gum", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"boab", "Adansonia gregorii: Boab", 1.0, "boab", nil, nil, nil, nil },
+	{"bull_banksia", "Banksia grandis: Bull Banksia", 0.33, "banksia", nil, nil, nil, nil },
+	{"celery_top_pine", "Phyllocladus aspleniifolius: Celery-top Pine", 1, "pine", nil, nil, nil, nil },
+	{"cherry", "Exocarpos cupressiformis: Australian Cherry", 0.5, "berry", "cherry", "Australian Cherries", 0.67, 1 },
+	{"cloncurry_box", "Eucalyptus leucophylla: Cloncurry Box", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"coast_banksia", "Banksia integrifolia: Coast Banksia", 1.0, "banksia", nil, nil, nil, nil },
+	{"coolabah", "Eucalyptus coolabah: Coolabah", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"daintree_stringybark", "Eucalyptus pellita: Daintree Stringybark", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"darwin_woollybutt", "Eucalyptus miniata: Darwin Woollybutt", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"desert_oak", "Allocasuarina decaisneana: Desert Oak", 1.0, "acacia", nil, nil, nil, nil },
+	{"fan_palm", "Licuala ramsayi: Australian Fan Palm", 1.0, "palm", nil, nil, nil, nil },
+	{"golden_wattle", "Acacia pycnantha: Golden Wattle", 0.33, "acacia", nil, nil, nil, nil },
+	{"grey_mangrove", "Avicennia marina: Grey Mangrove", 0.25, "mangrove", nil, nil, nil, nil },
+	{"huon_pine", "Lagarostrobos franklinii: Huon Pine", 1.0, "pine", nil, nil, nil, nil },
+	{"illawarra_flame", "Brachychiton acerifolius: Illawarra Flame", 1.0, "illawarra_flame", nil, nil, nil, nil },
+	{"jarrah", "Eucalyptus marginata: Jarrah", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"karri", "Eucalyptus diversicolor: Karri", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"lemon_eucalyptus", "Eucalyptus citriodora: Lemon Eucalyptus", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"lemon_myrtle", "Backhousia citriodora: Lemon Myrtle", 0.5, "myrtle", nil, nil, nil, nil },
+	{"lilly_pilly", "Syzygium smithii: Lilly Pilly", 0.33, "berry", "lilly_pilly_berries", "Lilly Pilly Berries", 0.67, 1 },
+	{"macadamia", "Macadamia tetraphylla: Prickly Macadamia", 0.75, "macadamia", "macadamia", "Macadamia Nuts", 0.67, 1 },
+	{"mangrove_apple", "Sonneratia caseolaris: Mangrove Apple", 0.75, "mangrove_apple", "mangrove_apple", "Mangrove Apple", 0.67, 1 },
+	{"merbau", "Intsia bijuga: Merbau", 1.0, "merbau", nil, nil, nil, nil },
+	{"marri", "Corymbia calophylla: Marri", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"moreton_bay_fig", "Ficus macrophylla: Moreton Bay Fig", 1.0, "fig", "moreton_bay_fig", "Moreton Bay Fig", 0.67, 1 },
+	{"mulga", "Acacia aneura: Mulga", 0.5, "acacia", nil, nil, nil, nil },
+	{"paperbark", "Melaleuca quinquenervia: Paper Bark", 1.0, "melaleuca", nil, nil, nil, nil },
+	{"quandong", "Santalum acuminatum: Desert Quandong", 0.25, "quandong", "quandong", "Desert Quandong", 0.5, 1 },
+	{"red_bottlebrush", "Melaleuca citrina: Red Bottlebrush", 0.33, "melaleuca", nil, nil, nil, nil },
+	{"river_oak", "Casuarina cunninghamiana: River Oak", 1.0, "acacia", nil, nil, nil, nil },
+	{"river_red_gum", "Eucalyptus camaldulensis: River Red Gum", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"rottnest_island_pine", "Callitris preissii: Rottnest Island Pine", 0.75, "pine", nil, nil, nil, nil },
+	{"scribbly_gum", "Eucalyptus haemastoma: Scribbly Gum", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"shoestring_acacia", "Acacia stenophylla: Shoestring Acacia", 1.0, "acacia", nil, nil, nil, nil },
+	{"snow_gum", "Eucalyptus pauciflora: Snow Gum", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"southern_sassafras", "Atherosperma moschatum: Southern Sassafras", 1, "pine", nil, nil, nil, nil },
+	{"stilted_mangrove", "Rhizophora stylosa: Stilted Mangrove", 0.25, "mangrove", nil, nil, nil, nil },
+	{"sugar_gum", "Eucalyptus cladocalyx: Sugar Gum", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"swamp_bloodwood", "Corymbia ptychocarpa: Swamp Bloodwood", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"swamp_gum", "Eucalyptus regnans: Swamp Gum", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"swamp_paperbark", "Melaleuca rhaphiophylla: Swamp Paperbark", 0.5, "melaleuca", nil, nil, nil, nil },
+	{"tasmanian_myrtle", "Lophozonia cunninghamii: Tasmanian Myrtle", 1.0, "myrtle", nil, nil, nil, nil },
+	{"tea_tree", "Melaleuca alternifolia: Tea", 0.5, "melaleuca", nil, nil, nil, nil },
+	{"white_box", "Eucalyptus albens: White Box", 1.0, "eucalyptus", nil, nil, nil, nil },
+	{"wirewood", "Acacia coriacea: Wirewood", 0.33, "acacia", nil, nil, nil, nil },
+}
+
+for i in ipairs(aus.treelist) do
+	local treename			= aus.treelist[i][1]
+	local treedesc			= aus.treelist[i][2]
+	local treetrunk_dia		= aus.treelist[i][3]
+	local treespaling		= aus.treelist[i][4]
+	local treefruit			= aus.treelist[i][5]
+	local treefruit_desc	= aus.treelist[i][6]
+	local treefruit_scale	= aus.treelist[i][7]
+	local treefruit_health	= aus.treelist[i][8]
+
+	-- tree
+	local node_d = {
+		description = treedesc.. " Tree",
+		tiles = {
+			"aus_"..treename.."_treetop.png",
+			"aus_"..treename.."_treetop.png",
+			"aus_"..treename.."_tree.png"
+		},
+		paramtype2 = "facedir",
+		is_ground_content = true,
+		groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
+		sounds = default.node_sound_wood_defaults(),
+		on_place = minetest.rotate_node,
+	}
+	-- Some trunks aren't a meter wide.
+	if treetrunk_dia and treetrunk_dia ~= 1 then
+		local radius = treetrunk_dia / 2
+		node_d.paramtype = "light"
+		node_d.drawtype = "nodebox"
+		node_d.node_box = { type = "fixed", 
+			fixed = { {-radius, -0.5, -radius, radius, 0.5, radius}, }
+		}
+		node_d.selection_box = { type = "fixed", 
+			fixed = { {-radius, -0.5, -radius, radius, 0.5, radius}, }
+		}
+	end
+	minetest.register_node("australia:"..treename.."_tree", node_d)
+
+	-- wood
+	minetest.register_node("australia:"..treename.."_wood", {
+		description = treedesc.." Wood Planks",
+		tiles = {"aus_"..treename.."_wood.png"},
+		groups = {choppy=2,oddly_breakable_by_hand=2,flammable=3,wood=1},
+		sounds = default.node_sound_wood_defaults(),
+	})
+
+	-- leaves
+	minetest.register_node("australia:"..treename.."_leaves", {
+		description = treedesc.." Leaves",
+		drawtype = "allfaces_optional",
+		visual_scale = 1.3,
+		tiles = { "aus_"..treename.."_leaves.png"},
+		paramtype = "light",
+		is_ground_content = false,
+		groups = {snappy=3,flammable=2,leaves=1},
+		drop = {
+			max_items = 1,
+			items = {
+				{items = {"australia:"..treename.."_sapling"}, rarity = 50 },
+				{items = {"australia:"..treename.."_leaves"} }
+			}
+		},
+		sounds = default.node_sound_leaves_defaults(),
+	})
+
+	-- sapling
+	minetest.register_node("australia:"..treename.."_sapling", {
+		description = treedesc.." Sapling",
+		drawtype = "plantlike",
+		visual_scale = 1.0,
+		tiles = {"aus_"..treespaling.."_sapling.png"},
+		inventory_image = "aus_"..treespaling.."_sapling.png",
+		wield_image = "aus_"..treespaling.."_sapling.png",
+		paramtype = "light",
+		sunlight_propagates = true,
+		walkable = false,
+		is_ground_content = false,
+		selection_box = {
+			type = "fixed",
+			fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
+		},
+		groups = {snappy=2,dig_immediate=3,flammable=2,attached_node=1},
+		sounds = default.node_sound_leaves_defaults(),
+	})
+
+	-- fruit, if applicable
+	if treefruit then
+		minetest.register_node("australia:"..treefruit.."", {
+			description = treefruit_desc,
+			drawtype = "plantlike",
+			visual_scale = treefruit_scale,
+			tiles = { "aus_"..treefruit..".png" },
+			inventory_image = "aus_"..treefruit..".png",
+			wield_image = "aus_"..treefruit..".png",
+			paramtype = "light",
+			sunlight_propagates = true,
+			walkable = false,
+			is_ground_content = false,
+			selection_box = {
+				type = "fixed",
+				fixed = {-0.1, -0.5, -0.1, 0.1, -0.25, 0.1},
+			},
+			groups = {fleshy=3,dig_immediate=3,flammable=2,leafdecay=3,leafdecay_drop=1},
+			-- Fruit makes you healthy.
+			on_use = minetest.item_eat(treefruit_health),
+			sounds = default.node_sound_leaves_defaults(),
+			after_place_node = function(pos, placer, itemstack)
+				if placer:is_player() then
+					minetest.set_node(pos, {name="australia:"..treefruit.."", param2=1})
+				end
+			end,
+		})
+	end
+
+	-- fence
+	default.register_fence("australia:fence_"..treename.."_wood", {
+		description = treedesc.." Fence",
+		texture = "aus_"..treename.."_wood.png",
+		material = "australia:"..treename.."_wood",
+		groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2},
+		sounds = default.node_sound_wood_defaults(),
+	})
+end
+
+
+--
+-- Ores
+--
+
+
+--
+-- Plantlife (non-cubic)
+--
+
+	-- Acrostichum speciosum: Mangrove Fern
+minetest.register_node("australia:mangrove_fern", {
+	description = "Acrostichum speciosum: Mangrove Fern",
+	drawtype = "plantlike",
+	waving = 1,
+	visual_scale = 1.0,
+	tiles = {"aus_mangrove_fern.png"},
+	inventory_image = "aus_mangrove_fern.png",
+	wield_image = "aus_mangrove_fern.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Crinum pedunculatum: Mangrove Lily
+minetest.register_node("australia:mangrove_lily", {
+	description = "Crinum pedunculatum: Mangrove Lily",
+	drawtype = "plantlike",
+	waving = 1,
+	visual_scale = 1.0,
+	tiles = {"aus_mangrove_lily.png"},
+	inventory_image = "aus_mangrove_lily.png",
+	wield_image = "aus_mangrove_lily.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Nypa fruticans: Mangrove Palm
+minetest.register_node("australia:mangrove_palm_trunk", {
+	description = "Nypa fruticans: Mangrove Fern",
+	tiles = {"aus_mangrove_palm_trunk.png", "aus_mangrove_mud.png",
+		"aus_mangrove_palm_trunk.png"},
+	inventory_image = "aus_mangrove_palm_trunk.png",
+	wield_image = "aus_mangrove_palm_trunk.png",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	groups = {choppy = 2, flammable = 2, flora = 1, attached_node = 1, oddly_breakable_by_hand = 1},
+	sounds = default.node_sound_wood_defaults(),
+	on_place = minetest.rotate_node,
+--	drawtype = "nodebox",
+--	node_box = {
+--		type = "fixed",
+--		fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+--	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+	},
+})
+
+minetest.register_node("australia:mangrove_palm_leaf_bot", {
+	description = "Nypa fruticans: Mangrove Fern",
+	tiles = {"aus_mangrove_palm_leaf_bot.png", "aus_mangrove_palm_leaf_bot.png",
+		"aus_mangrove_palm_leaf_bot.png"},
+	inventory_image = "aus_mangrove_palm_leaf_bot.png",
+	wield_image = "aus_mangrove_palm_leaf_bot.png",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	drawtype = "nodebox",
+	nodebox = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+	},
+})
+
+minetest.register_node("australia:mangrove_palm_leaf_top", {
+	description = "Nypa fruticans: Mangrove Fern",
+	tiles = {"aus_mangrove_palm_leaf_top.png", "aus_mangrove_palm_leaf_top.png",
+		"aus_mangrove_palm_leaf_top.png"},
+	inventory_image = "aus_mangrove_palm_leaf_top.png",
+	wield_image = "aus_mangrove_palm_leaf_top.png",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	drawtype = "nodebox",
+	nodebox = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
+	},
+})
+
+	-- Banksia dallanneyi: Couch Honeypot
+minetest.register_node("australia:couch_honeypot", {
+	description = "Banksia dallanneyi: Couch Honeypot",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.0,
+	tiles = {"aus_couch_honeypot.png"},
+	inventory_image = "aus_couch_honeypot.png",
+	wield_image = "aus_couch_honeypot.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Crinum flaccidum: Darling Lily
+minetest.register_node("australia:darling_lily", {
+	description = "Crinum flaccidum: Darling Lily",
+	drawtype = "plantlike",
+	waving = 1,
+	visual_scale = 1.0,
+	tiles = {"aus_darling_lily.png"},
+	inventory_image = "aus_darling_lily.png",
+	wield_image = "aus_darling_lily.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Astrebla pectinata: Mitchell Grass
+minetest.register_node("australia:mitchell_grass", {
+	description = "Astrebla pectinata: Mitchell Grass",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.0,
+	tiles = {"aus_mitchell_grass.png"},
+	inventory_image = "aus_mitchell_grass.png",
+	wield_image = "aus_mitchell_grass.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Atriplex nummularia: Saltbush
+minetest.register_node("australia:saltbush", {
+	description = "Atriplex nummularia: Saltbush",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.4,
+	tiles = {"aus_saltbush.png"},
+	inventory_image = "aus_saltbush.png",
+	wield_image = "aus_saltbush.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Olearia pannosa: Silver Daisy
+minetest.register_node("australia:silver_daisy", {
+	description = "Olearia pannosa: Silver Daisy",
+	drawtype = "plantlike",
+	waving = 1,
+	visual_scale = 1.0,
+	tiles = {"aus_silver_daisy.png"},
+	inventory_image = "aus_silver_daisy.png",
+	wield_image = "aus_silver_daisy.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Triodia longiceps: Spinifex
+minetest.register_node("australia:spinifex", {
+	description = "Triodia longiceps: Spinifex",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.2,
+	tiles = {"aus_spinifex.png"},
+	inventory_image = "aus_spinifex.png",
+	wield_image = "aus_spinifex.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Telopea speciosissima: Waratah
+minetest.register_node("australia:waratah", {
+	description = "Telopea speciosissima: Waratah",
+	drawtype = "allfaces_optional",
+	visual_scale = 1.0,
+	tiles = { "aus_waratah.png"},
+	inventory_image = { "aus_waratah.png"},
+	wield_image = { "aus_waratah.png"},
+	paramtype = "light",
+	sunlight_propagates = true,
+	is_ground_content = true,
+	groups = {snappy = 3, flammable = 2, flora = 1, attached_node = 1},
+	sounds = default.node_sound_leaves_defaults(),
+})
+
+	-- Acropora cervicornis: Staghorn Coral (yellow)
+minetest.register_node("australia:staghorn_coral_yellow", {
+	description = "Acropora cervicornis: Staghorn Coral",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.0,
+	tiles = {"aus_staghorn_coral_yellow.png"},
+	inventory_image = "aus_staghorn_coral_yellow.png",
+	wield_image = "aus_staghorn_coral_yellow.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {cracky = 3, stone=1, attached_node=1, sea=1},
+	sounds = default.node_sound_stone_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Acropora cervicornis: Staghorn Coral (purple)
+minetest.register_node("australia:staghorn_coral_purple", {
+	description = "Acropora cervicornis: Staghorn Coral",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.0,
+	tiles = {"aus_staghorn_coral_purple.png"},
+	inventory_image = "aus_staghorn_coral_purple.png",
+	wield_image = "aus_staghorn_coral_purple.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {cracky = 3, stone=1, attached_node=1, sea=1},
+	sounds = default.node_sound_stone_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Acropora cervicornis: Staghorn Coral (pink)
+minetest.register_node("australia:staghorn_coral_pink", {
+	description = "Acropora cervicornis: Staghorn Coral",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.0,
+	tiles = {"aus_staghorn_coral_pink.png"},
+	inventory_image = "aus_staghorn_coral_pink.png",
+	wield_image = "aus_staghorn_coral_pink.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {cracky = 3, stone=1, attached_node=1, sea=1},
+	sounds = default.node_sound_stone_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+	-- Acropora cervicornis: Staghorn Coral (blue)
+minetest.register_node("australia:staghorn_coral_blue", {
+	description = "Acropora cervicornis: Staghorn Coral",
+	drawtype = "plantlike",
+	waving = 0,
+	visual_scale = 1.0,
+	tiles = {"aus_staghorn_coral_blue.png"},
+	inventory_image = "aus_staghorn_coral_blue.png",
+	wield_image = "aus_staghorn_coral_blue.png",
+	paramtype = "light",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	groups = {cracky = 3, stone=1, attached_node=1, sea=1},
+	sounds = default.node_sound_stone_defaults(),
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.3125, 0.5},
+	},
+})
+
+
+--
+-- Liquids
+--
+
+minetest.register_node("australia:muddy_river_water_source", {
+	description = "Muddy river water source",
+	drawtype = "liquid",
+	tiles = {
+		{
+			name="aus_muddy_river_water_flowing.png",
+			animation = {
+				type = "vertical_frames",
+				aspect_w = 16,
+				aspect_h = 16,
+				length = 2.0,
+			},
+		},
+	},
+	special_tiles = {
+		{
+			name="aus_muddy_river_water_flowing.png",
+			animation = {
+				type = "vertical_frames",
+				aspect_w = 16,
+				aspect_h = 16,
+				length = 2.0,
+			},
+			backface_culling = false,
+		},
+	},
+	alpha = 160,
+	paramtype = "light",
+	walkable = false,
+	pointable = false,
+	diggable = false,
+	buildable_to = true,
+	is_ground_content = false,
+	drop = "",
+	drowning = 1,
+	liquidtype = "source",
+	liquid_alternative_flowing = "australia:muddy_river_water_flowing",
+	liquid_alternative_source = "australia:muddy_river_water_source",
+	liquid_viscosity = 1,
+	liquid_renewable = false,
+	liquid_range = 2,
+	post_effect_color = {a = 64, r = 200, g = 150, b = 100},
+	groups = {water = 3, liquid = 3, puts_out_fire = 1},
+})
+
+minetest.register_node("australia:muddy_river_water_flowing", {
+	description = "Flowing muddy river water",
+	drawtype = "flowingliquid",
+	tiles = {"aus_muddy_river_water_source.png"},
+	special_tiles = {
+		{
+			image="aus_muddy_river_water_flowing.png",
+			backface_culling = false,
+			animation = {
+				type = "vertical_frames",
+				aspect_w = 16,
+				aspect_h = 16,
+				length = 0.8,
+			},
+		},
+		{
+			image="aus_muddy_river_water_flowing.png",
+			backface_culling = true,
+			animation = {
+				type = "vertical_frames",
+				aspect_w = 16,
+				aspect_h = 16,
+				length = 0.8,
+			},
+		},
+	},
+	alpha = 160,
+	paramtype = "light",
+	paramtype2 = "flowingliquid",
+	walkable = false,
+	pointable = false,
+	diggable = false,
+	buildable_to = true,
+	is_ground_content = false,
+	drop = "",
+	drowning = 1,
+	liquidtype = "flowing",
+	liquid_alternative_flowing = "australia:muddy_river_water_flowing",
+	liquid_alternative_source = "australia:muddy_river_water_source",
+	liquid_viscosity = 1,
+	liquid_renewable = false,
+	liquid_range = 2,
+	post_effect_color = {a = 64, r = 200, g = 150, b = 100},
+	groups = {water = 3, liquid = 3, puts_out_fire = 1,
+		not_in_creative_inventory = 1},
+})
+
+
+--
+-- Tools / "Advanced" crafting / Non-"natural"
+--
+
+
+
+--
+-- Misc
+--
+
+minetest.register_node("australia:moss", {
+	description = "Moss",
+	drawtype = "nodebox",
+	tiles = {"aus_moss.png"},
+	inventory_image = "aus_moss.png",
+	wield_image = "aus_moss.png",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	node_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.46875, 0.5}
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.4375, 0.5}
+	},
+	groups = {snappy = 3,flammable = 3},
+	sounds = default.node_sound_leaves_defaults(),
+})
+
+minetest.register_node("australia:moss_with_fungus", {
+	description = "Moss with Fungus",
+	drawtype = "nodebox",
+	tiles = {"aus_moss_fungus.png"},
+	inventory_image = "aus_moss_fungus.png",
+	wield_image = "aus_moss_fungus.png",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	sunlight_propagates = true,
+	walkable = false,
+	buildable_to = false,
+	node_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.46875, 0.5}
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.5, -0.5, -0.5, 0.5, -0.4375, 0.5}
+	},
+	groups = {snappy = 3,flammable = 3},
+	sounds = default.node_sound_leaves_defaults(),
+})

saplings.lua

@@ -0,0 +1,136 @@
+--
+-- Grow trees from saplings
+--
+
+-- list of all saplings
+aus.saplings = {
+	{sapling="australia:black_box_sapling",
+	 schematics=aus.schematics.black_box_tree},
+	{sapling="australia:black_wattle_sapling",
+	 schematics=aus.schematics.black_wattle_tree},
+	{sapling="australia:blue_gum_sapling",
+	 schematics=aus.schematics.blue_gum_tree},
+	{sapling="australia:boab_sapling",
+	 schematics=aus.schematics.boab_tree},
+	{sapling="australia:bull_banksia_sapling",
+	 schematics=aus.schematics.bull_banksia_tree},
+	{sapling="australia:celery_top_pine_sapling",
+	 schematics=aus.schematics.celery_top_pine_tree},
+	{sapling="australia:cherry_sapling",
+	 schematics=aus.schematics.cherry_tree},
+	{sapling="australia:cloncurry_box_sapling",
+	 schematics=aus.schematics.cloncurry_box_tree},
+	{sapling="australia:coast_banksia_sapling",
+	 schematics=aus.schematics.coast_banksia_big_tree},
+	{sapling="australia:coolabah_sapling",
+	 schematics=aus.schematics.coolabah_tree},
+	{sapling="australia:daintree_stringybark_sapling",
+	 schematics=aus.schematics.daintree_stringybark_tree},
+	{sapling="australia:darwin_woollybutt_sapling",
+	 schematics=aus.schematics.darwin_woollybutt_tree},
+	{sapling="australia:desert_oak_sapling",
+	 schematics=aus.schematics.desert_oak_tree},
+	{sapling="australia:fan_palm_sapling",
+	 schematics=aus.schematics.fan_palm_tree},
+	{sapling="australia:golden_wattle_sapling",
+	 schematics=aus.schematics.golden_wattle_tree},
+	{sapling="australia:grey_mangrove_sapling",
+	 schematics=aus.schematics.grey_mangrove_tree},
+	{sapling="australia:huon_pine_sapling",
+	 schematics=aus.schematics.huon_pine_tree},
+	{sapling="australia:illawarra_flame_sapling",
+	 schematics=aus.schematics.illawarra_flame_tree},
+	{sapling="australia:jarrah_sapling",
+	 schematics=aus.schematics.jarrah_tree},
+	{sapling="australia:karri_sapling",
+	 schematics=aus.schematics.karri_tree},
+	{sapling="australia:lemon_eucalyptus_sapling",
+	 schematics=aus.schematics.lemon_eucalyptus_tree},
+	{sapling="australia:lemon_myrtle_sapling",
+	 schematics=aus.schematics.lemon_myrtle_tree},
+	{sapling="australia:lilly_pilly_sapling",
+	 schematics=aus.schematics.lilly_pilly_tree},
+	{sapling="australia:macadamia_sapling",
+	 schematics=aus.schematics.macadamia_tree},
+	{sapling="australia:mangrove_apple_sapling",
+	 schematics=aus.schematics.mangrove_apple_tree},
+	{sapling="australia:marri_sapling",
+	 schematics=aus.schematics.marri_tree},
+	{sapling="australia:merbau_sapling",
+	 schematics=aus.schematics.merbau_tree},
+	{sapling="australia:moreton_bay_fig_sapling",
+	 schematics=aus.schematics.moreton_bay_fig_tree},
+	{sapling="australia:mulga_sapling",
+	 schematics=aus.schematics.mulga_tree},
+	{sapling="australia:paperbark_sapling",
+	 schematics=aus.schematics.paperbark_tree},
+	{sapling="australia:quandong_sapling",
+	 schematics=aus.schematics.quandong_tree},
+	{sapling="australia:red_bottlebrush_sapling",
+	 schematics=aus.schematics.red_bottlebrush_tree},
+	{sapling="australia:river_oak_sapling",
+	 schematics=aus.schematics.river_oak_tree},
+	{sapling="australia:river_red_gum_sapling",
+	 schematics=aus.schematics.river_red_gum_tree},
+	{sapling="australia:rottnest_island_pine_sapling",
+	 schematics=aus.schematics.rottnest_island_pine_tree},
+	{sapling="australia:scribbly_gum_sapling",
+	 schematics=aus.schematics.scribbly_gum_tree},
+	{sapling="australia:shoestring_acacia_sapling",
+	 schematics=aus.schematics.shoestring_acacia_tree},
+	{sapling="australia:snow_gum_sapling",
+	 schematics=aus.schematics.snow_gum_tree},
+	{sapling="australia:southern_sassafras_sapling",
+	 schematics=aus.schematics.southern_sassafras_tree},
+	{sapling="australia:stilted_mangrove_sapling",
+	 schematics=aus.schematics.stilted_mangrove_tree},
+	{sapling="australia:sugar_gum_sapling",
+	 schematics=aus.schematics.sugar_gum_tree},
+	{sapling="australia:swamp_bloodwood_sapling",
+	 schematics=aus.schematics.swamp_bloodwood_tree},
+	{sapling="australia:swamp_gum_sapling",
+	 schematics=aus.schematics.swamp_gum_tree},
+	{sapling="australia:swamp_paperbark_sapling",
+	 schematics=aus.schematics.swamp_paperbark_tree},
+	{sapling="australia:tasmanian_myrtle_sapling",
+	 schematics=aus.schematics.tasmanian_myrtle_tree},
+	{sapling="australia:tea_tree_sapling",
+	 schematics=aus.schematics.tea_tree_tree},
+	{sapling="australia:white_box_sapling",
+	 schematics=aus.schematics.white_box_tree},
+	{sapling="australia:wirewood_sapling",
+	 schematics=aus.schematics.wirewood_tree},
+}
+
+-- create a list of just the node names
+local sapling_list = {}
+for _, sap in pairs(aus.saplings) do
+	push(sapling_list, sap.sapling)
+end
+
+-- This abm can handle all saplings.
+minetest.register_abm({
+	nodenames = sapling_list,
+	interval = 10,
+	chance = 50,
+	action = function(pos, node)
+		local node_under = minetest.get_node_or_nil({x = pos.x, y = pos.y - 1, z = pos.z})
+		if not node_under or
+		minetest.get_item_group(node_under.name, "soil") == 0 then
+			return
+		end
+
+		for _, sap in pairs(aus.saplings) do
+			if node.name == sap.sapling then
+				minetest.log("action", "A sapling grows into a tree at "..
+					minetest.pos_to_string(pos))
+				local schem = sap.schematics[math.random(1,#sap.schematics)]
+				local adj = {x = pos.x - math.floor(schem.size.x / 2),
+										 y = pos.y - 1,
+										 z = pos.z - math.floor(schem.size.z / 2)}
+				minetest.place_schematic(adj, schem, 'random', nil, true)
+				break
+			end
+		end
+	end,
+})