Add decorations.

Using simple random checks.

depends.txt

 default
+flowers

init.lua

@@ -25,12 +25,15 @@ if default then
 	if default.register_blobs then
 		default.register_blobs()
 	end
-	--if default.register_biomes then
-	--	default.register_biomes()
-	--end
-	--if default.register_decorations then
-	--	default.register_decorations()
-	--end
+	if default.register_biomes then
+		default.register_biomes()
+	end
+	if default.register_decorations then
+		default.register_decorations()
+	end
+	if flowers.register_decorations then
+		flowers.register_decorations()
+	end
 end
 
 
@@ -82,3 +85,12 @@ dofile(loud_walking.path .. "/mapgen.lua")
 minetest.register_on_newplayer(loud_walking.respawn)
 minetest.register_on_respawnplayer(loud_walking.respawn)
 minetest.register_on_generated(loud_walking.generate)
+
+
+local function deco_list()
+	for i, deco in pairs(minetest.registered_decorations) do
+		print(dump(deco))
+	end
+end
+
+--deco_list()

mapgen.lua

@@ -128,6 +128,29 @@ local function get_biome(px, pz)
 	return "deciduous_forest"
 end
 
+local function get_decoration(biome)
+	for i, deco in pairs(minetest.registered_decorations) do
+		local biome_match = false
+		if deco.biomes then
+			for _, b in pairs(deco.biomes) do
+				if biome == b then
+					biome_match = true
+				end
+			end
+		else
+			biome_match = true
+		end
+
+		if biome_match and deco.deco_type == "simple" then
+			if deco.fill_ratio and math.random(1000) < deco.fill_ratio * 1000 then
+				return deco.decoration
+			elseif math.random(1000) < 10 then
+				return deco.decoration
+			end
+		end
+	end
+end
+
 
 function loud_walking.generate(p_minp, p_maxp, seed)
 	minp, maxp = p_minp, p_maxp
@@ -209,6 +232,12 @@ function loud_walking.generate(p_minp, p_maxp, seed)
 							write = true
 						end
 						in_cave = false
+					elseif not in_cave and dy == terr + 41 then
+						local deco = get_decoration(biome)
+						if deco then
+							data[ivm] = node(deco)
+						end
+						write = true
 					elseif dy > terr + 40 then
 						data[ivm] = node("air")
 						in_cave = false