write something there

mods/beautiflowers/spawn.lua

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+local flowers = beautiflowers.flowers
+
+
+
+--[[Amount of flowers that you want to be generated 
+    5 = normal 
+    less than 5= just a little 
+    more than 5 = a lot of flowers
+]]--
+
+local FLOWERS_AMOUNT = 4
+
+--Maximun height that you want to spawn flowers (min 1, max 30000)
+local MAX_HEIGHT = 30000
+
+local function register_pasto(name)
+
+	minetest.register_decoration({
+		name = "beautiflowers:"..name,
+		deco_type = "simple",
+		place_on = {
+      "default:dirt_with_grass",
+      "default:dirt",
+      "naturalbiomes:alderswamp_litter",
+      "naturalbiomes:alpine_litter",
+      "naturalbiomes:bambooforest_litter",
+      "naturalbiomes:mediterran_litter",
+      "naturalbiomes:outback_litter",
+      "naturalbiomes:savannalitter",
+    },
+		sidelen = 16,
+		noise_params = {
+			offset = -0.03,
+			scale = 0.07,
+			spread = {x = 100, y = 100, z = 100},
+			seed = 1602,
+			octaves = 3,
+			persist = 1,
+		},
+		y_max = 30000,
+		y_min = 1,
+		decoration = "beautiflowers:"..name,
+        spawn_by = "default:dirt_with_grass"
+	})
+
+end
+
+local function register_bonsai(name)
+
+	minetest.register_decoration({
+		name = "beautiflowers:"..name,
+		deco_type = "simple",
+		place_on = {"default:stone","default:cobble","default:mossycobble"},
+		sidelen = 16,
+		noise_params = {
+			offset = -0.006,
+			scale = 0.07,
+			spread = {x = 250, y = 250, z = 250},
+			seed = 2,
+			octaves = 3,
+			persist = 0.66,
+		},
+		y_max = 30000,
+		y_min = 60,
+		decoration = "beautiflowers:"..name,
+	})
+
+end
+
+local function register_flower(name)
+    local fill = (FLOWERS_AMOUNT/16000)
+	minetest.register_decoration({
+		name = "beautiflowers:"..name,
+		deco_type = "simple",
+		place_on = {
+      "default:dirt_with_grass",
+      "naturalbiomes:alderswamp_litter",
+      "naturalbiomes:alpine_litter",
+      "naturalbiomes:bambooforest_litter",
+      "naturalbiomes:mediterran_litter",
+      "naturalbiomes:outback_litter",
+      "naturalbiomes:savannalitter",
+    },
+		sidelen = 16,
+        fill_ratio = fill,
+		y_max = MAX_HEIGHT,
+		y_min = 1,
+		decoration = "beautiflowers:"..name,
+	})
+
+end
+
+function beautiflowers.bonsai_spread(pos, node)
+	if minetest.get_node_light(pos, 0.5) > 3 then
+		if minetest.get_node_light(pos, nil) == 15 then
+			minetest.remove_node(pos)
+		end
+		return
+	end
+	local positions = minetest.find_nodes_in_area_under_air(
+		{x = pos.x - 1, y = pos.y - 2, z = pos.z - 1},
+		{x = pos.x + 1, y = pos.y + 1, z = pos.z + 1},
+		{"group:stone"})
+	if #positions == 0 then
+		return
+	end
+	local pos2 = positions[math.random(#positions)]
+	pos2.y = pos2.y + 1
+	if minetest.get_node_light(pos2, 0.5) <= 3 then
+		minetest.set_node(pos2, {name = node.name})
+	end
+end
+
+minetest.register_abm({
+	label = "Bonsai spread",
+	nodenames = {"beautiflowers:bonsai_1","beautiflowers:bonsai_2","beautiflowers:bonsai_3","beautiflowers:bonsai_4","beautiflowers:bonsai_5"},
+	interval = 11,
+	chance = 150,
+	action = function(...)
+		beautiflowers.bonsai_spread(...)
+	end,
+})
+
+--[[for i = 1, #flowers do
+    local name, color = unpack(flowers[i])
+    local aux = unpack(name:split("_"))
+    if aux == "pasto" then
+        register_pasto(name)
+    else
+        if aux == "bonsai" then
+            register_bonsai(name)
+        else
+            register_flower(name,color)
+        end
+
+    end
+
+
+end]]