Flowers: Add mushrooms to mgv6

mods/flowers/mapgen.lua

@@ -17,6 +17,25 @@ local function register_flower(name)
 	})
 end
 
+local function register_mushroom(name)
+	minetest.register_decoration({
+		deco_type = "simple",
+		place_on = {"default:dirt_with_grass", "default:dirt"},
+		sidelen = 16,
+		noise_params = {
+			offset = 0,
+			scale = 0.006,
+			spread = {x=100, y=100, z=100},
+			seed = 7133,
+			octaves = 3,
+			persist = 0.6
+		},
+		y_min = -31000,
+		y_max = 30,
+		decoration = "flowers:"..name,
+	})
+end
+
 function flowers.register_mgv6_decorations()
 	register_flower("rose")
 	register_flower("tulip")
@@ -24,12 +43,14 @@ function flowers.register_mgv6_decorations()
 	register_flower("geranium")
 	register_flower("viola")
 	register_flower("dandelion_white")
+
+	register_mushroom("mushroom_brown")
+	register_mushroom("mushroom_red")
 end
 
 -- Enable in mapgen v6 only
 
-local mg_params = minetest.get_mapgen_params()
+if minetest.get_mapgen_params().mgname == "v6" then
-if mg_params.mgname == "v6" then
 	flowers.register_mgv6_decorations()
 end