Extra error checking.

cloudgen.lua

@@ -1,4 +1,117 @@
-dofile(fun_caves.path .. "/deco_clouds.lua")
+
+local newnode = fun_caves.clone_node("default:dirt")
+newnode.description = "Cloud"
+newnode.tiles = {'fun_caves_cloud.png'}
+newnode.sunlight_propagates = true
+minetest.register_node("fun_caves:cloud", newnode)
+
+newnode = fun_caves.clone_node("default:dirt")
+newnode.description = "Storm Cloud"
+newnode.tiles = {'fun_caves_storm_cloud.png'}
+--newnode.sunlight_propagates = true
+minetest.register_node("fun_caves:storm_cloud", newnode)
+
+minetest.register_node("fun_caves:wispy_cloud", {
+	description = "Wispy Cloud",
+	tiles = {'fun_caves_wisp.png'},
+	sunlight_propagates = true,
+	use_texture_alpha = true,
+	drawtype = "glasslike",
+	paramtype = 'light',
+	walkable = false,
+	buildable_to = true,
+	pointable = false,
+})
+
+minetest.register_node("fun_caves:moon_weed", {
+	description = "Moon Weed",
+	drawtype = "plantlike",
+	tiles = {"fun_caves_moon_weed.png"},
+	inventory_image = "fun_caves_moon_weed.png",
+	waving = false,
+	sunlight_propagates = true,
+	paramtype = "light",
+	light_source = 8,
+	walkable = 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, -5/16, 0.5},
+	},
+})
+
+minetest.register_node("fun_caves:leaves_lumin", {
+	description = "Leaves",
+	drawtype = "allfaces_optional",
+	waving = 1,
+	visual_scale = 1.3,
+	tiles = {"default_leaves.png^[colorize:#FFDF00:150"},
+	special_tiles = {"default_leaves_simple.png^[colorize:#FFDF00:150"},
+	paramtype = "light",
+	is_ground_content = false,
+	light_source = 8,
+	groups = {snappy = 3, leafdecay = 4, flammable = 2, leaves = 1},
+	drop = {
+		max_items = 1,
+		items = {
+			--{
+			--	-- player will get sapling with 1/20 chance
+			--	items = {'default:sapling'},
+			--	rarity = 20,
+			--},
+			{
+				-- player will get leaves only if he get no saplings,
+				-- this is because max_items is 1
+				items = {'fun_caves:leaves_lumin'},
+			}
+		}
+	},
+	sounds = default.node_sound_leaves_defaults(),
+
+	after_place_node = default.after_place_leaves,
+})
+
+minetest.register_node("fun_caves:lumin_tree", {
+	description = "Lumin Tree",
+	tiles = {
+		"default_tree_top.png", "default_tree_top.png", "fun_caves_lumin_tree.png"
+	},
+	paramtype = "light",
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed", 
+		fixed = { {-0.25, -0.5, -0.25, 0.25, 0.5, 0.25}, }
+	},
+	paramtype2 = "facedir",
+	is_ground_content = false,
+	groups = {tree = 1, choppy = 2, flammable = 2},
+	sounds = default.node_sound_wood_defaults(),
+
+	on_place = minetest.rotate_node
+})
+
+newnode = fun_caves.clone_node("default:stone_with_iron")
+newnode.description = "Silver Lining"
+newnode.tiles = {'fun_caves_cloud.png^default_mineral_coal.png^[colorize:#FFFFFF:175'}
+newnode.drop = "fun_caves:silver_lump"
+minetest.register_node("fun_caves:silver_lining", newnode)
+
+minetest.register_craftitem("fun_caves:silver_lump", {
+	description = "Lump of Silver",
+	inventory_image = 'default_coal_lump.png^[colorize:#FFFFFF:175',
+})
+
+minetest.register_craftitem("fun_caves:silver_ingot", {
+	description = "Silver Ingot",
+	inventory_image = 'default_steel_ingot.png^[colorize:#FFFFFF:175',
+})
+
+minetest.register_craft({
+	type = "cooking",
+	output = "fun_caves:silver_ingot",
+	recipe = "fun_caves:silver_lump",
+})
 
 
 local max_depth = 31000
@@ -10,6 +123,10 @@ local plant_noise = {offset = 0.0, scale = 1.0, spread = {x = 200, y = 200, z =
 local biome_noise = {offset = 0.0, scale = 1.0, spread = {x = 400, y = 400, z = 400}, seed = -1471, octaves = 3, persist = 0.5, lacunarity = 2.0}
 
 fun_caves.cloudgen = function(minp, maxp, data, p2data, area, node)
+	if not (minp and maxp and data and p2data and area and node and type(data) == 'table' and type(p2data) == 'table') then
+		return
+	end
+
 	if minp.y ~= 4368 then
 		return
 	end
@@ -22,6 +139,9 @@ fun_caves.cloudgen = function(minp, maxp, data, p2data, area, node)
 	local cloud_2 = minetest.get_perlin_map(cloud_noise_2, map_max):get3dMap_flat(map_min)
 	local plant_n = minetest.get_perlin_map(plant_noise, {x=csize.x, y=csize.z}):get2dMap_flat({x=minp.x, y=minp.z})
 	local biome_n = minetest.get_perlin_map(biome_noise, {x=csize.x, y=csize.z}):get2dMap_flat({x=minp.x, y=minp.z})
+	if not (cloud_1 and cloud_2 and plant_n and biome_n) then
+		return
+	end
 
 	local write = false