Merge pull request 'Add Biome Coloured Foliage' (#3420) from biome_colored_foliage into master

Reviewed-on: https://git.minetest.land/MineClone2/MineClone2/pulls/3420
Reviewed-by: ancientmarinerdev <ancientmariner_dev@proton.me>

mods/CORE/mcl_util/init.lua

@@ -1016,3 +1016,19 @@ function mcl_util.check_position_protection(position, player)
 
 	return false
 end
+
+local palette_indexes = {grass_palette_index = 0, foliage_palette_index = 0}
+function mcl_util.get_palette_indexes_from_pos(pos)
+	local biome_data = minetest.get_biome_data(pos)
+	local biome = biome_data.biome
+	local biome_name = minetest.get_biome_name(biome)
+	local reg_biome = minetest.registered_biomes[biome_name]
+	if reg_biome and reg_biome._mcl_grass_palette_index and reg_biome._mcl_foliage_palette_index then
+		local gpi = reg_biome._mcl_grass_palette_index
+		local fpi = reg_biome._mcl_foliage_palette_index
+		local palette_indexes = {grass_palette_index = gpi, foliage_palette_index = fpi}
+		return palette_indexes
+	else
+		return palette_indexes
+	end
+end

mods/ITEMS/mcl_core/functions.lua

@@ -405,6 +405,7 @@ function mcl_core.generate_tree(pos, tree_type, options)
 	elseif tree_type == BIRCH_TREE_ID then
 		mcl_core.generate_birch_tree(pos)
 	end
+	mcl_core.update_sapling_foliage_colors(pos)
 end
 
 -- Classic oak in v6 style
@@ -801,23 +802,14 @@ end
 
 local grass_spread_randomizer = PseudoRandom(minetest.get_mapgen_setting("seed"))
 
-function mcl_core.get_grass_palette_index(pos)
-	local biome_data = minetest.get_biome_data(pos)
-	local index = 0
-	if biome_data then
-		local biome = biome_data.biome
-		local biome_name = minetest.get_biome_name(biome)
-		local reg_biome = minetest.registered_biomes[biome_name]
-		if reg_biome then
-			index = reg_biome._mcl_grass_palette_index
-		end
-	end
-	return index
-end
-
 -- Return appropriate grass block node for pos
 function mcl_core.get_grass_block_type(pos)
-	return {name = "mcl_core:dirt_with_grass", param2 = mcl_core.get_grass_palette_index(pos)}
+	return {name = minetest.get_node(pos).name, param2 = mcl_util.get_palette_indexes_from_pos(pos).grass_palette_index}
+end
+
+-- Return appropriate foliage block node for pos
+function mcl_core.get_foliage_block_type(pos)
+	return {name = minetest.get_node(pos).name, param2 = mcl_util.get_palette_indexes_from_pos(pos).foliage_palette_index}
 end
 
 ------------------------------
@@ -1073,6 +1065,16 @@ local grow_acacia = sapling_grow_action(ACACIA_TREE_ID, 2, true, false)
 local grow_spruce = sapling_grow_action(SPRUCE_TREE_ID, 1, true, true, "mcl_core:sprucesapling")
 local grow_birch = sapling_grow_action(BIRCH_TREE_ID, 1, true, false)
 
+function mcl_core.update_sapling_foliage_colors(pos)
+	local pos1, pos2 = vector.offset(pos, -8, 0, -8), vector.offset(pos, 8, 30, 8)
+	local fnode
+	local foliage = minetest.find_nodes_in_area(pos1, pos2, {"group:foliage_palette", "group:foliage_palette_wallmounted"})
+	for _, fpos in pairs(foliage) do
+		fnode = minetest.get_node(fpos)
+		minetest.set_node(fpos, fnode)
+	end
+end
+
 -- Attempts to grow the sapling at the specified position
 -- pos: Position
 -- node: Node table of the node at this position, from minetest.get_node

mods/ITEMS/mcl_core/nodes_cactuscane.lua

@@ -127,7 +127,7 @@ minetest.register_node("mcl_core:reeds", {
 	on_construct = function(pos)
 		local node = minetest.get_node(pos)
 		if node.param2 == 0 then
-			node.param2 = mcl_core.get_grass_palette_index(pos)
+			node.param2 = mcl_util.get_palette_indexes_from_pos(pos).grass_palette_index
 			if node.param2 ~= 0 then
 				minetest.set_node(pos, node)
 			end

mods/ITEMS/mcl_core/nodes_climb.lua

@@ -92,11 +92,13 @@ minetest.register_node("mcl_core:vine", {
 	_doc_items_longdesc = S("Vines are climbable blocks which can be placed on the sides of solid full-cube blocks. Vines slowly grow and spread."),
 	drawtype = "signlike",
 	tiles = {"mcl_core_vine.png"},
+	color = "#48B518",
 	inventory_image = "mcl_core_vine.png",
 	wield_image = "mcl_core_vine.png",
 	paramtype = "light",
 	sunlight_propagates = true,
-	paramtype2 = "wallmounted",
+	paramtype2 = "colorwallmounted",
+	palette = "[combine:16x2:0,0=mcl_core_palette_foliage.png",
 	walkable = false,
 	climbable = true,
 	buildable_to = true,
@@ -107,7 +109,7 @@ minetest.register_node("mcl_core:vine", {
 	groups = {
 		handy = 1, axey = 1, shearsy = 1, swordy = 1, deco_block = 1,
 		dig_by_piston = 1, destroy_by_lava_flow = 1, compostability = 50,
-		flammable = 2, fire_encouragement = 15, fire_flammability = 100
+		flammable = 2, fire_encouragement = 15, fire_flammability = 100, foliage_palette_wallmounted = 1
 	},
 	sounds = mcl_sounds.node_sound_leaves_defaults(),
 	drop = "",
@@ -155,6 +157,20 @@ minetest.register_node("mcl_core:vine", {
 		return itemstack
 	end,
 
+	on_construct = function(pos)
+		local node = minetest.get_node(pos)
+		local foliage_palette_index = mcl_util.get_palette_indexes_from_pos(pos).foliage_palette_index
+		if node.name == "mcl_core:vine" then
+			local biome_param2 = foliage_palette_index
+			local rotation_param2 = node.param2
+			local final_param2 = (biome_param2 * 8) + rotation_param2
+			if node.param2 ~= final_param2 and rotation_param2 < 6 then
+				node.param2 = final_param2
+				minetest.swap_node(pos, node)
+			end
+		end
+	end,
+
 	-- If dug, also dig a “dependant” vine below it.
 	-- A vine is dependant if it hangs from this node and has no supporting block.
 	on_dig = function(pos, node, digger)

mods/ITEMS/mcl_core/nodes_trees.lua

@@ -15,11 +15,10 @@ end
 --
 -- Whenever a trunk node is removed, all `group:leaves` nodes in a sphere
 -- with radius 6 are checked.  Every such node that does not have a trunk
--- node within a distance of 6 blocks is converted into a orphan leaf node.
+-- node within a distance of 6 blocks and wasn't placed by a player is
+-- converted into a orphan leaf node.
 -- An ABM will gradually decay these nodes.
 --
--- If param2 of the node is set to a nonzero value, the node will always
--- be preserved.  This is set automatically when leaves are placed manually.
 --
 -- @param pos the position of the removed trunk node.
 -- @param oldnode the node table of the removed trunk node.
@@ -29,17 +28,15 @@ function mcl_core.update_leaves(pos, oldnode)
 	local leaves = minetest.find_nodes_in_area(pos1, pos2, "group:leaves")
 	for _, lpos in pairs(leaves) do
 		lnode = minetest.get_node(lpos)
-		-- skip already decaying leaf nodes
+		lmeta = minetest.get_meta(lpos)
-		if minetest.get_item_group(lnode.name, "orphan_leaves") ~= 1 then
+		-- skip already decaying leaf nodes and player leaves
+		if minetest.get_item_group(lnode.name, "orphan_leaves") ~= 1 and lmeta:get_int("player_leaves") ~= 1 then
 			if not minetest.find_node_near(lpos, 6, "group:tree") then
-				-- manually placed leaf nodes have param2
-				-- set and will never decay automatically
-				if lnode.param2 == 0 then
 				local orphan_name = lnode.name .. "_orphan"
 				local def = minetest.registered_nodes[orphan_name]
 				if def then
 					--minetest.log("Registered: ".. orphan_name)
-						minetest.swap_node(lpos, {name = orphan_name})
+					minetest.set_node(lpos, {name = orphan_name})
 				else
 					--minetest.log("Not registered: ".. orphan_name)
 				end
@@ -47,6 +44,10 @@ function mcl_core.update_leaves(pos, oldnode)
 		end
 	end
 end
+
+function mcl_core.make_player_leaves(pos)
+	local meta = minetest.get_meta(pos)
+	meta:set_int("player_leaves", 1)
 end
 
 -- Register tree trunk (wood) and bark
@@ -149,7 +150,7 @@ local function register_wooden_planks(subname, description, tiles)
 	})
 end
 
-local function register_leaves(subname, description, longdesc, tiles, sapling, drop_apples, sapling_chances)
+local function register_leaves(subname, description, longdesc, tiles, color, paramtype2, sapling, drop_apples, sapling_chances, foliage_palette)
 	local apple_chances = {200, 180, 160, 120, 40}
 	local stick_chances = {50, 45, 30, 35, 10}
 
@@ -186,14 +187,16 @@ local function register_leaves(subname, description, longdesc, tiles, sapling, d
 		_doc_items_hidden = false,
 		drawtype = "allfaces_optional",
 		waving = 2,
-		place_param2 = 1, -- Prevent leafdecay for placed nodes
 		tiles = tiles,
+		color = color,
 		paramtype = "light",
+		paramtype2 = paramtype2,
+		palette = "mcl_core_palette_foliage.png",
 		stack_max = 64,
 		groups = {
 			handy = 1, hoey = 1, shearsy = 1, swordy = 1, dig_by_piston = 1,
 			flammable = 2, fire_encouragement = 30, fire_flammability = 60,
-			leaves = 1, deco_block = 1, compostability = 30
+			leaves = 1, deco_block = 1, compostability = 30, foliage_palette = foliage_palette
 		},
 		drop = get_drops(0),
 		_mcl_shears_drop = true,
@@ -202,13 +205,24 @@ local function register_leaves(subname, description, longdesc, tiles, sapling, d
 		_mcl_hardness = 0.2,
 		_mcl_silk_touch_drop = true,
 		_mcl_fortune_drop = { get_drops(1), get_drops(2), get_drops(3), get_drops(4) },
+		on_construct = function(pos)
+			local node = minetest.get_node(pos)
+			if node.param2 == 0 then
+				local new_node = mcl_core.get_foliage_block_type(pos)
+				if new_node.param2 ~= 0 then
+					minetest.swap_node(pos, new_node)
+				end
+			end
+		end,
+		after_place_node = function(pos)
+			mcl_core.make_player_leaves(pos) -- Leaves placed by the player should always be player leaves.
+		end,
 		}
 
 	minetest.register_node("mcl_core:" .. subname, l_def)
 
 	local o_def = table.copy(l_def)
 	o_def._doc_items_create_entry = false
-	o_def.place_param2 = nil
 	o_def.groups.not_in_creative_inventory = 1
 	o_def.groups.orphan_leaves = 1
 	o_def._mcl_shears_drop = {"mcl_core:" .. subname}
@@ -310,12 +324,12 @@ register_sapling("birchsapling", S("Birch Sapling"),
 	"mcl_core_sapling_birch.png", {-4/16, -0.5, -4/16, 4/16, 0.5, 4/16})
 
 
-register_leaves("leaves", S("Oak Leaves"), S("Oak leaves are grown from oak trees."), {"default_leaves.png"}, "mcl_core:sapling", true, {20, 16, 12, 10})
+register_leaves("leaves", S("Oak Leaves"), S("Oak leaves are grown from oak trees."), {"default_leaves.png"}, "#48B518", "color", "mcl_core:sapling", true, {20, 16, 12, 10}, 1)
-register_leaves("darkleaves", S("Dark Oak Leaves"), S("Dark oak leaves are grown from dark oak trees."), {"mcl_core_leaves_big_oak.png"}, "mcl_core:darksapling", true, {20, 16, 12, 10})
+register_leaves("darkleaves", S("Dark Oak Leaves"), S("Dark oak leaves are grown from dark oak trees."), {"mcl_core_leaves_big_oak.png"}, "#48B518", "color", "mcl_core:darksapling", true, {20, 16, 12, 10}, 1)
-register_leaves("jungleleaves", S("Jungle Leaves"), S("Jungle leaves are grown from jungle trees."), {"default_jungleleaves.png"}, "mcl_core:junglesapling", false, {40, 26, 32, 24, 10})
+register_leaves("jungleleaves", S("Jungle Leaves"), S("Jungle leaves are grown from jungle trees."), {"default_jungleleaves.png"}, "#48B518", "color", "mcl_core:junglesapling", false, {40, 26, 32, 24, 10}, 1)
-register_leaves("acacialeaves", S("Acacia Leaves"), S("Acacia leaves are grown from acacia trees."), {"default_acacia_leaves.png"}, "mcl_core:acaciasapling", false, {20, 16, 12, 10})
+register_leaves("acacialeaves", S("Acacia Leaves"), S("Acacia leaves are grown from acacia trees."), {"default_acacia_leaves.png"}, "#48B518", "color", "mcl_core:acaciasapling", false, {20, 16, 12, 10}, 1)
-register_leaves("spruceleaves", S("Spruce Leaves"), S("Spruce leaves are grown from spruce trees."), {"mcl_core_leaves_spruce.png"}, "mcl_core:sprucesapling", false, {20, 16, 12, 10})
+register_leaves("spruceleaves", S("Spruce Leaves"), S("Spruce leaves are grown from spruce trees."), {"mcl_core_leaves_spruce.png"}, "#619961", "none", "mcl_core:sprucesapling", false, {20, 16, 12, 10}, 0)
-register_leaves("birchleaves", S("Birch Leaves"), S("Birch leaves are grown from birch trees."), {"mcl_core_leaves_birch.png"}, "mcl_core:birchsapling", false, {20, 16, 12, 10})
+register_leaves("birchleaves", S("Birch Leaves"), S("Birch leaves are grown from birch trees."), {"mcl_core_leaves_birch.png"}, "#80A755", "none", "mcl_core:birchsapling", false, {20, 16, 12, 10}, 0)
 
 
 

mods/ITEMS/mcl_flowers/init.lua

@@ -427,6 +427,7 @@ minetest.register_node("mcl_flowers:waterlily", {
 	paramtype = "light",
 	paramtype2 = "facedir",
 	tiles = {"flowers_waterlily.png", "flowers_waterlily.png^[transformFY"},
+	color = "#208030",
 	use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "clip" or true,
 	inventory_image = "flowers_waterlily.png",
 	wield_image = "flowers_waterlily.png",

mods/ITEMS/mcl_mangrove/init.lua

@@ -92,13 +92,15 @@ local l_def = {
 	_doc_items_hidden = false,
 	drawtype = "allfaces_optional",
 	waving = 2,
-	place_param2 = 1, -- Prevent leafdecay for placed nodes
 	tiles = {"mcl_mangrove_leaves.png"},
+	color = "#48B518",
 	paramtype = "light",
+	paramtype2 = "color",
+	palette = "mcl_core_palette_foliage.png",
 	groups = {
 		handy = 1, hoey = 1, shearsy = 1, swordy = 1, dig_by_piston = 1,
 		flammable = 2, fire_encouragement = 30, fire_flammability = 60,
-		leaves = 1, deco_block = 1, compostability = 30
+		leaves = 1, deco_block = 1, compostability = 30, foliage_palette = 1
 	},
 	drop = get_drops(0),
 	_mcl_shears_drop = true,
@@ -107,13 +109,24 @@ local l_def = {
 	_mcl_hardness = 0.2,
 	_mcl_silk_touch_drop = true,
 	_mcl_fortune_drop = { get_drops(1), get_drops(2), get_drops(3), get_drops(4) },
+	on_construct = function(pos)
+		local node = minetest.get_node(pos)
+		if node.param2 == 0 or node.param2 == 1 then -- Check if param2 is 1 as well, since the schematics accidentally have the param2 of mangrove leaves be 1.
+			local new_node = mcl_core.get_foliage_block_type(pos)
+			if new_node.param2 ~= 0 then
+				minetest.swap_node(pos, new_node)
+			end
+		end
+	end,
+	after_place_node = function(pos)
+		mcl_core.make_player_leaves(pos) -- Leaves placed by the player should always be player leaves.
+	end,
 }
 
 minetest.register_node("mcl_mangrove:mangroveleaves", l_def)
 
 local o_def = table.copy(l_def)
 o_def._doc_items_create_entry = false
-o_def.place_param2 = nil
 o_def.groups.not_in_creative_inventory = 1
 o_def.groups.orphan_leaves = 1
 o_def._mcl_shears_drop = {"mcl_mangrove:mangroveleaves"}
@@ -549,6 +562,7 @@ minetest.register_abm({
 			local nn = minetest.find_nodes_in_area(vector.offset(pos,0,-1,0),vector.offset(pos,0,h,0),{"group:water","air"})
 			if #nn >= h then
 				minetest.place_schematic(pos, path, "random", function()
+				mcl_core.update_sapling_foliage_colors(pos)
 				local nnv = minetest.find_nodes_in_area(vector.offset(pos,-5,-1,-5),vector.offset(pos,5,h/2,5),{"mcl_core:vine"})
 				minetest.bulk_set_node(nnv,{"air"})
 				end, true, "place_center_x, place_center_z")
@@ -558,6 +572,7 @@ minetest.register_abm({
 		if r > 3 then h = 18 end
 		if mcl_core.check_growth_width(pos,w,h) then
 			minetest.place_schematic(pos, path, "random", nil, true, "place_center_x, place_center_z")
+			mcl_core.update_sapling_foliage_colors(pos)
 		end
-end
+	end,
 })

mods/MAPGEN/mcl_biomes/init.lua

@@ -51,6 +51,7 @@ local function register_classic_superflat_biome()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -161,6 +162,7 @@ local function register_biomes()
 		heat_point = -5,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 2,
+		_mcl_foliage_palette_index = 2,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -179,6 +181,7 @@ local function register_biomes()
 		heat_point = -5,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 2,
+		_mcl_foliage_palette_index = 2,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -199,6 +202,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 3,
+		_mcl_foliage_palette_index = 2,
 		_mcl_skycolor = "#839EFF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -221,6 +225,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 3,
+		_mcl_foliage_palette_index = 16,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -241,6 +246,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 3,
+		_mcl_foliage_palette_index = 16,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -259,6 +265,7 @@ local function register_biomes()
 		vertical_blend = 1,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 3,
+		_mcl_foliage_palette_index = 2,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -278,6 +285,7 @@ local function register_biomes()
 		heat_point = 10,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 4,
+		_mcl_foliage_palette_index = 9,
 		_mcl_skycolor = "#7CA3FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -295,6 +303,7 @@ local function register_biomes()
 		heat_point = 10,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 4,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -314,6 +323,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 5,
+		_mcl_foliage_palette_index = 10,
 		_mcl_skycolor = "#7DA3FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -331,6 +341,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 5,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -351,6 +362,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 6,
+		_mcl_foliage_palette_index = 11,
 		_mcl_skycolor = "#7DA2FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -369,6 +381,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 6,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = beach_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -387,6 +400,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 6,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -407,6 +421,7 @@ local function register_biomes()
 		heat_point = 25,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 7,
+		_mcl_foliage_palette_index = 11,
 		_mcl_skycolor = "#7DA2FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -424,6 +439,7 @@ local function register_biomes()
 		heat_point = 25,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 7,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -446,6 +462,7 @@ local function register_biomes()
 		vertical_blend = 6,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 8,
+		_mcl_foliage_palette_index = 11,
 		_mcl_skycolor = "#7DA2FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -466,6 +483,7 @@ local function register_biomes()
 		heat_point = 25,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 8,
+		_mcl_foliage_palette_index = 11,
 		_mcl_skycolor = "#7DA2FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -483,6 +501,7 @@ local function register_biomes()
 		heat_point = 25,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 8,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -500,6 +519,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 9,
+		_mcl_foliage_palette_index = 11,
 		_mcl_skycolor = "#7DA2FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -517,6 +537,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 9,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -540,6 +561,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 10,
+		_mcl_foliage_palette_index = 2,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -557,6 +579,7 @@ local function register_biomes()
 		heat_point = 8,
 		_mcl_biome_type = "snowy",
 		_mcl_grass_palette_index = 10,
+		_mcl_foliage_palette_index = 2,
 		_mcl_skycolor = "#7FA1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -576,6 +599,7 @@ local function register_biomes()
 		heat_point = 58,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -593,6 +617,7 @@ local function register_biomes()
 		heat_point = 58,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = beach_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -610,6 +635,7 @@ local function register_biomes()
 		heat_point = 58,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -629,6 +655,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 11,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -646,6 +673,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 11,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -665,6 +693,7 @@ local function register_biomes()
 		heat_point = 22,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 12,
+		_mcl_foliage_palette_index = 10,
 		_mcl_skycolor = "#7DA3FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -682,6 +711,7 @@ local function register_biomes()
 		heat_point = 22,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 12,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = beach_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -699,6 +729,7 @@ local function register_biomes()
 		heat_point = 22,
 		_mcl_biome_type = "cold",
 		_mcl_grass_palette_index = 12,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -718,6 +749,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 13,
+		_mcl_foliage_palette_index = 7,
 		_mcl_skycolor = "#79A6FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -735,6 +767,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 13,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = beach_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -752,6 +785,7 @@ local function register_biomes()
 		heat_point = 45,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 13,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -771,6 +805,7 @@ local function register_biomes()
 		heat_point = 32,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 14,
+		_mcl_foliage_palette_index = 7,
 		_mcl_skycolor = "#79A6FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -788,6 +823,7 @@ local function register_biomes()
 		heat_point = 32,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 14,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = beach_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -805,6 +841,7 @@ local function register_biomes()
 		heat_point = 32,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 14,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -824,6 +861,7 @@ local function register_biomes()
 		heat_point = 31,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 15,
+		_mcl_foliage_palette_index = 8,
 		_mcl_skycolor = "#7AA5FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -841,6 +879,7 @@ local function register_biomes()
 		heat_point = 31,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 15,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -860,6 +899,7 @@ local function register_biomes()
 		heat_point = 27,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 16,
+		_mcl_foliage_palette_index = 8,
 		_mcl_skycolor = "#7AA5FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -877,6 +917,7 @@ local function register_biomes()
 		heat_point = 27,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 16,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -897,6 +938,7 @@ local function register_biomes()
 		heat_point = 94,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -914,6 +956,7 @@ local function register_biomes()
 		heat_point = 94,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -933,6 +976,7 @@ local function register_biomes()
 		heat_point = 27,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 18,
+		_mcl_foliage_palette_index = 7,
 		_mcl_skycolor = "#79A6FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -950,6 +994,7 @@ local function register_biomes()
 		heat_point = 27,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 18,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -970,6 +1015,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 19,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -989,6 +1035,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 19,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1007,6 +1054,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 19,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1026,6 +1074,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 20,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1044,6 +1093,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 20,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1062,6 +1112,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 20,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1083,6 +1134,7 @@ local function register_biomes()
 		vertical_blend = 0, -- we want a sharp transition
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 21,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1104,6 +1156,7 @@ local function register_biomes()
 		heat_point = 60,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 21,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1122,6 +1175,7 @@ local function register_biomes()
 		heat_point = 60,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 21,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1140,6 +1194,7 @@ local function register_biomes()
 		heat_point = 60,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 21,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1163,6 +1218,7 @@ local function register_biomes()
 		vertical_blend = 5,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 22,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1182,6 +1238,7 @@ local function register_biomes()
 		heat_point = 60,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 22,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1202,6 +1259,7 @@ local function register_biomes()
 		vertical_blend = 4,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 22,
+		_mcl_foliage_palette_index = 4,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1220,6 +1278,7 @@ local function register_biomes()
 		heat_point = 60,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 22,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1240,6 +1299,7 @@ local function register_biomes()
 		heat_point = 79,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 1,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1257,6 +1317,7 @@ local function register_biomes()
 		heat_point = 79,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 1,
+		_mcl_foliage_palette_index = 1,
 		_mcl_skycolor = beach_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1274,6 +1335,7 @@ local function register_biomes()
 		heat_point = 79,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 1,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1295,6 +1357,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 23,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = "#6EB1FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1312,6 +1375,7 @@ local function register_biomes()
 		heat_point = 100,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 23,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1331,6 +1395,7 @@ local function register_biomes()
 		heat_point = 81,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 24,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1348,6 +1413,7 @@ local function register_biomes()
 		heat_point = 81,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 24,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1366,6 +1432,7 @@ local function register_biomes()
 		heat_point = 81,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 24,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1386,6 +1453,7 @@ local function register_biomes()
 		heat_point = 81,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 25,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1403,6 +1471,7 @@ local function register_biomes()
 		heat_point = 81,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 25,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1421,6 +1490,7 @@ local function register_biomes()
 		heat_point = 81,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 25,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1440,6 +1510,7 @@ local function register_biomes()
 		heat_point = 76,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 26,
+		_mcl_foliage_palette_index = 13,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1457,6 +1528,7 @@ local function register_biomes()
 		heat_point = 76,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 26,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1479,6 +1551,7 @@ local function register_biomes()
 		heat_point = 79,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 13,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1496,6 +1569,7 @@ local function register_biomes()
 		heat_point = 79,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1516,6 +1590,7 @@ local function register_biomes()
 		heat_point = 94,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 6,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1533,6 +1608,7 @@ local function register_biomes()
 		heat_point = 94,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 6,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1551,6 +1627,7 @@ local function register_biomes()
 		heat_point = 94,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1570,6 +1647,7 @@ local function register_biomes()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 28,
+		_mcl_foliage_palette_index = 5,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1587,6 +1665,7 @@ local function register_biomes()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 28,
+		_mcl_foliage_palette_index = 5,
 		_mcl_skycolor = "#78A7FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1605,6 +1684,7 @@ local function register_biomes()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 28,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1627,6 +1707,7 @@ local function register_biomes()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 29,
+		_mcl_foliage_palette_index = 17,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1645,6 +1726,7 @@ local function register_biomes()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 29,
+		_mcl_foliage_palette_index = 17,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1662,6 +1744,7 @@ local function register_biomes()
 		heat_point = 50,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 29,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1682,6 +1765,7 @@ local function register_biomes()
 		heat_point = 95,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 24,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1699,6 +1783,7 @@ local function register_biomes()
 		heat_point = 95,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 24,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1717,6 +1802,7 @@ local function register_biomes()
 		heat_point = 90,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 24,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1737,6 +1823,7 @@ local function register_biomes()
 		heat_point = 95,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 25,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1754,6 +1841,7 @@ local function register_biomes()
 		heat_point = 90,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 25,
+		_mcl_foliage_palette_index = 12,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1772,6 +1860,7 @@ local function register_biomes()
 		heat_point = 95,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 25,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1791,6 +1880,7 @@ local function register_biomes()
 		heat_point = 90,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 26,
+		_mcl_foliage_palette_index = 13,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1808,6 +1898,7 @@ local function register_biomes()
 		heat_point = 88,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 26,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1830,6 +1921,7 @@ local function register_biomes()
 		heat_point = 95,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 13,
 		_mcl_skycolor = "#77A8FF",
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1847,6 +1939,7 @@ local function register_biomes()
 		heat_point = 90,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 27,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = ocean_skycolor,
 		_mcl_fogcolor = overworld_fogcolor
 	})
@@ -1871,6 +1964,7 @@ local function register_biomes()
 			vertical_blend = 5,
 			_mcl_biome_type = minetest.registered_biomes[biome]._mcl_biome_type,
 			_mcl_grass_palette_index = minetest.registered_biomes[biome]._mcl_grass_palette_index,
+			_mcl_foliage_palette_index = 0,
 			_mcl_skycolor = ocean_skycolor,
 			_mcl_fogcolor = overworld_fogcolor
 		})
@@ -1885,6 +1979,7 @@ local function register_biomes()
 			y_max = DEEP_OCEAN_MIN - 1,
 			_mcl_biome_type = minetest.registered_biomes[biome]._mcl_biome_type,
 			_mcl_grass_palette_index = minetest.registered_biomes[biome]._mcl_grass_palette_index,
+			_mcl_foliage_palette_index = minetest.registered_biomes[biome]._mcl_foliage_palette_index,
 			_mcl_skycolor = minetest.registered_biomes[biome]._mcl_skycolor,
 			_mcl_fogcolor = minetest.registered_biomes[biome]._mcl_fogcolor,
 		})
@@ -1940,6 +2035,7 @@ local function register_dimension_biomes()
 		humidity_point = 0,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = nether_skycolor,
 		_mcl_fogcolor = "#330808"
 	})
@@ -1971,6 +2067,7 @@ local function register_dimension_biomes()
 		humidity_point = 33,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = nether_skycolor,
 		_mcl_fogcolor = "#1B4745"
 	})
@@ -2022,6 +2119,7 @@ local function register_dimension_biomes()
 		humidity_point = 47,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = nether_skycolor,
 		_mcl_fogcolor = "#330303"
 	})
@@ -2051,6 +2149,7 @@ local function register_dimension_biomes()
 		humidity_point = 70,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = nether_skycolor,
 		_mcl_fogcolor = "#1A051A"
 	})
@@ -2080,6 +2179,7 @@ local function register_dimension_biomes()
 		humidity_point = 80,
 		_mcl_biome_type = "hot",
 		_mcl_grass_palette_index = 17,
+		_mcl_foliage_palette_index = 3,
 		_mcl_skycolor = nether_skycolor,
 		_mcl_fogcolor = "#685F70"
 	})
@@ -2134,6 +2234,7 @@ local function register_dimension_biomes()
 		vertical_blend = 16,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})
@@ -2151,6 +2252,7 @@ local function register_dimension_biomes()
 		vertical_blend = 16,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})
@@ -2168,6 +2270,7 @@ local function register_dimension_biomes()
 		vertical_blend = 16,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})
@@ -2185,6 +2288,7 @@ local function register_dimension_biomes()
 		vertical_blend = 16,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})
@@ -2202,6 +2306,7 @@ local function register_dimension_biomes()
 		vertical_blend = 16,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})
@@ -2222,6 +2327,7 @@ local function register_dimension_biomes()
 		min_pos = {x = -1250, y = mcl_vars.mg_end_min, z = -1250},
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})
@@ -2240,6 +2346,7 @@ local function register_dimension_biomes()
 		vertical_blend = 16,
 		_mcl_biome_type = "medium",
 		_mcl_grass_palette_index = 0,
+		_mcl_foliage_palette_index = 0,
 		_mcl_skycolor = end_skycolor,
 		_mcl_fogcolor = end_fogcolor
 	})

mods/MAPGEN/mcl_mapgen_core/init.lua

@@ -268,7 +268,7 @@ local function set_layers(data, area, content_id, check, min, max, minp, maxp, l
 	return lvm_used
 end
 
-local function set_palette(minp,maxp,data2,area,biomemap,nodes)
+local function set_grass_palette(minp,maxp,data2,area,biomemap,nodes)
 	-- Flat area at y=0 to read biome 3 times faster than 5.3.0.get_biome_data(pos).biome: 43us vs 125us per iteration:
 	if not biomemap then return end
 	local aream = VoxelArea:new({MinEdge={x=minp.x, y=0, z=minp.z}, MaxEdge={x=maxp.x, y=0, z=maxp.z}})
@@ -344,13 +344,15 @@ local function world_structure(vm, data, data2, emin, emax, area, minp, maxp, bl
 	return lvm_used, lvm_used, deco, ores
 end
 
-local function block_fixes(vm, data, data2, emin, emax, area, minp, maxp, blockseed)
+local affected_grass_blocks = {"mcl_core:dirt_with_grass", "mcl_flowers:tallgrass", "mcl_flowers:double_grass", "mcl_flowers:double_grass_top", "mcl_flowers:fern", "mcl_flowers:double_fern", "mcl_flowers:double_fern_top", "mcl_core:reeds", "mcl_core:dirt_with_grass_snow"}
+
+local function block_fixes_grass(vm, data, data2, emin, emax, area, minp, maxp, blockseed)
 	local biomemap = minetest.get_mapgen_object("biomemap")
 	local lvm_used = false
 	local pr = PseudoRandom(blockseed)
 	if minp.y <= mcl_vars.mg_overworld_max and maxp.y >= mcl_vars.mg_overworld_min then
 		-- Set param2 (=color) of nodes which use the grass colour palette.
-		lvm_used = set_palette(minp,maxp,data2,area,biomemap,{"mcl_core:dirt_with_grass", "mcl_flowers:tallgrass", "mcl_flowers:double_grass", "mcl_flowers:double_grass_top", "mcl_flowers:fern", "mcl_flowers:double_fern", "mcl_flowers:double_fern_top", "mcl_core:reeds", "mcl_core:dirt_with_grass_snow"})
+		lvm_used = set_grass_palette(minp,maxp,data2,area,biomemap,affected_grass_blocks)
 	end
 	return lvm_used
 end
@@ -382,7 +384,7 @@ mcl_mapgen_core.register_generator("end_fixes", end_basic, function(minp,maxp)
 end, 9999, true)
 
 if mg_name ~= "v6" and mg_name ~= "singlenode" then
-	mcl_mapgen_core.register_generator("block_fixes", block_fixes, nil, 9999, true)
+	mcl_mapgen_core.register_generator("block_fixes_grass", block_fixes_grass, nil, 9999, true)
 end
 
 if mg_name == "v6" then
@@ -419,20 +421,64 @@ mcl_mapgen_core.register_generator("structures",nil, function(minp, maxp, blocks
 end, 100, true)
 
 minetest.register_lbm({
-	label = "Fix grass palette indexes",
+	label = "Fix grass palette indexes", -- This LBM fixes any incorrect grass palette indexes.
 	name = "mcl_mapgen_core:fix_grass_palette_indexes",
-	nodenames = {"mcl_core:dirt_with_grass", "mcl_flowers:tallgrass", "mcl_flowers:double_grass", "mcl_flowers:double_grass_top", "mcl_flowers:fern", "mcl_flowers:double_fern", "mcl_flowers:double_fern_top", "mcl_core:reeds", "mcl_core:dirt_with_grass_snow"},
+	nodenames = affected_grass_blocks,
-	run_at_every_load = true,
+	run_at_every_load = false,
 	action = function(pos, node)
-		if mg_name ~= "v6" and mg_name ~= "singlenode" then
+		local grass_palette_index = mcl_util.get_palette_indexes_from_pos(pos).grass_palette_index
-			local biome_data = minetest.get_biome_data(pos)
+		if node.param2 ~= grass_palette_index then
-			local biome = biome_data.biome
+			node.param2 = grass_palette_index
-			local biome_name = minetest.get_biome_name(biome)
-			local reg_biome = minetest.registered_biomes[biome_name]
-			if node.param2 ~= reg_biome._mcl_grass_palette_index then
-				node.param2 = reg_biome._mcl_grass_palette_index
 			minetest.set_node(pos, node)
 		end
 	end
-	end,
 })
+
+minetest.register_lbm({
+	label = "Fix foliage palette indexes", -- Set correct palette indexes of foliage in old mapblocks.
+	name = "mcl_mapgen_core:fix_foliage_palette_indexes",
+	nodenames = {"group:foliage_palette", "group:foliage_palette_wallmounted"},
+	run_at_every_load = false,
+	action = function(pos, node)
+		local foliage_palette_index = mcl_util.get_palette_indexes_from_pos(pos).foliage_palette_index
+		local noplconvert = {"mcl_mangrove:mangroveleaves", "mcl_core:vine"} -- These do not convert into player leaves.
+		if node.param2 == 1 and node.name ~= noplconvert then -- Convert old player leaves into the new versions.
+			node.param2 = foliage_palette_index
+			minetest.remove_node(pos) -- Required, since otherwise this conversion won't work.
+			minetest.place_node(vector.offset(pos, 0, 1, 0), node) -- Offset required, since otherwise the leaves sink one node for some reason.
+		elseif node.param2 ~= foliage_palette_index and node.name ~= "mcl_core:vine" then
+			node.param2 = foliage_palette_index
+			minetest.set_node(pos, node)
+		elseif node.name == "mcl_core:vine" then
+			local biome_param2 = foliage_palette_index
+			local rotation_param2 = node.param2
+			local final_param2 = (biome_param2 * 8) + rotation_param2
+			if node.param2 ~= final_param2 and rotation_param2 < 6 then
+				node.param2 = final_param2
+				minetest.set_node(pos, node)
+			end
+		end
+	end
+})
+
+minetest.register_on_generated(function(minp, maxp, blockseed) -- Set correct palette indexes of foliage in new mapblocks.
+	local pos1, pos2 = vector.offset(minp, -16, -16, -16), vector.offset(maxp, 16, 16, 16)
+	local foliage = minetest.find_nodes_in_area(pos1, pos2, {"group:foliage_palette", "group:foliage_palette_wallmounted"})
+	for _, fpos in pairs(foliage) do
+		local fnode = minetest.get_node(fpos)
+		local foliage_palette_index = mcl_util.get_palette_indexes_from_pos(fpos).foliage_palette_index
+		if fnode.param2 ~= foliage_palette_index and fnode.name ~= "mcl_core:vine" then
+			fnode.param2 = foliage_palette_index
+			minetest.set_node(fpos, fnode)
+		elseif fnode.name == "mcl_core:vine" then
+			local biome_param2 = foliage_palette_index
+			local rotation_param2 = fnode.param2
+			local final_param2 = (biome_param2 * 8) + rotation_param2
+			if fnode.param2 ~= final_param2 and rotation_param2 < 6 then
+				fnode.param2 = final_param2
+				minetest.set_node(fpos, fnode)
+			end
+		end
+	end
+end
+)