Version MFF.

depends.txt

@@ -1,5 +1,4 @@
 default
 flowers?
 moreblocks?
-skins?
-treecapitator?
+watershed?

init.lua

@@ -47,34 +47,43 @@ http://github.com/Splizard/minetest-mod-snow/
 --  Until something else can be figured out, use paramat's "Snowdrift" mod instead.
 -- dofile(modpath.."/falling_snow.lua")
 
-local load_time_start = minetest.get_us_time()
-
-
 -- Original init.lua File Broken into Smaller Files
-local srcpath = minetest.get_modpath"snow".."/src/"
-dofile(srcpath.."abms.lua")
-dofile(srcpath.."aliases.lua")
-dofile(srcpath.."crafting.lua")
+local modpath = minetest.get_modpath("snow")
+dofile(modpath.."/src/abms.lua")
+dofile(modpath.."/src/aliases.lua")
+dofile(modpath.."/src/crafting.lua")
 
 
 -- The formspec menu didn't work when util.lua was the very first "dofile" so I moved
 -- it and all the other original "dofiles", in order, to the bottom of the list. ~ LazyJ
 -- Minetest would crash if the mapgen was called upon before the rest of other snow lua files so
 -- I put it lower on the list and that seems to do the trick. ~ LazyJ
-dofile(srcpath.."util.lua")
-dofile(srcpath.."snowball.lua")
+dofile(modpath.."/src/util.lua")
+dofile(modpath.."/src/snowball.lua")
 -- To get Xmas tree saplings, the "christmas_content", true or false, in "util.lua" has to be determined first.
 -- That means "nodes.lua", where the saplings are controlled, has to come after "util.lua". ~ LazyJ
-dofile(srcpath.."nodes.lua")
-dofile(srcpath.."mapgen.lua")
-dofile(srcpath.."sled.lua")
-dofile(srcpath.."falling_snow.lua")
+dofile(modpath.."/src/nodes.lua")
+dofile(modpath.."/src/basic_stairs_slabs.lua")
+-- dofile(modpath.."/src/mapgen.lua")
+dofile(modpath.."/src/sled.lua")
+-- dofile(modpath.."/src/falling_snow.lua")
 
 
+
+-- Check for "MoreBlocks". If not found, skip this next "dofile".
+
+if rawget(_G, "stairsplus")
+and minetest.get_modpath("moreblocks") then
+
+	dofile(modpath.."/src/stairsplus.lua")
+
+end
+
 local is_uneven
 --This function places snow checking at the same time for snow level and increasing as needed.
 --This also takes into account sourrounding snow and makes snow even.
 function snow.place(pos)
+	if pos.y < -19000 then return end -- Don't put anything in the nether!
 	local node = minetest.get_node_or_nil(pos)
 
 	--Oops, maybe there is no node?
@@ -189,12 +198,3 @@ snow.register_on_configuring(function(name, v)
 		end
 	end
 end)
-
-
-local time = (minetest.get_us_time() - load_time_start) / 1000000
-local msg = "[snow] loaded after ca. " .. time .. " seconds."
-if time > 0.01 then
-	print(msg)
-else
-	minetest.log("info", msg)
-end

readme.txt

@@ -101,9 +101,3 @@ As admin you can use the /snow command in-game to make various changes.
 UNINSTALL:
 ------------
 Simply delete the folder snow from the mods folder.
-
-
-
-TODO:
-— use the settingtypes.txt
-— test if the fixed ground_y search works correctly at chunkcorners at ground level

src/abms.lua

@@ -1,3 +1,16 @@
+--Backwards Compatability.
+minetest.register_abm({
+	nodenames = {"snow:snow1","snow:snow2","snow:snow3","gsnow4","snow:snow5","snow:snow6","snow:snow7","snow:snow8"},
+	interval = 1,
+	chance = 1,
+	action = function(pos, node)
+		minetest.add_node(pos, {name="default:snow"})
+		minetest.set_node_level(pos, 7*(tonumber(node.name:sub(-1))))
+	end,
+})
+
+
+
 -- Added to change dirt_with_snow to dirt if covered with blocks that don't let light through (sunlight_propagates) or have a light paramtype and liquidtype combination. ~ LazyJ, 2014_03_08
 
 minetest.register_abm({
@@ -139,7 +152,7 @@ minetest.register_abm({
 
 
 
-
+--[[
 --Grow Pine Saplings
 minetest.register_abm({
 	nodenames = {"snow:sapling_pine"},
@@ -158,21 +171,21 @@ minetest.register_abm({
 		end
 		-- 'then' let the sapling grow into a tree. ~ LazyJ
 
-		snow.make_pine(pos,false)
+		-- snow.make_pine(pos,false)
 		-- This finds the sapling under the grown tree. ~ LazyJ
 		if minetest.get_node(pos).name == "snow:sapling_pine" then
 			   -- This switches the sapling to a tree trunk. ~ LazyJ
-			minetest.set_node(pos, {name="default:pinetree"})
+			   minetest.set_node(pos, {name="default:pinetree"})
 			   -- This is more for testing but it may be useful info to some admins when
 			   -- grepping the server logs too. ~ LazyJ
-			minetest.log("action", "A pine sapling grows into a tree at "..minetest.pos_to_string(pos))
+			   minetest.log("action", "A pine sapling grows into a tree at "..minetest.pos_to_string(pos))
 		end
 	end
-})
-
+})]]
 
 
 
+--[[
 --Grow Christmas Tree Saplings
 minetest.register_abm({
 	nodenames = {"snow:xmas_tree"},
@@ -188,14 +201,14 @@ minetest.register_abm({
 		end
 		-- 'then' let the sapling grow into a tree. ~ LazyJ
 
-		snow.make_pine(pos,false,true)
+		--snow.make_pine(pos,false,true)
 		minetest.log("action", "A pine sapling grows into a Christmas tree at "..minetest.pos_to_string(pos)) -- ~ LazyJ
 		--else  -- 'Else', if there isn't air in each of the 8 nodes above the sapling,
 				-- then don't anything; including not allowing the sapling to grow.
 				-- ~ LazyJ, 2014_04_10
 		--end
 	end
-})
+})]]
 
 
 

src/aliases.lua

@@ -1,6 +1,7 @@
 -- Some aliases for compatibility switches and some to make "/give" commands
 -- a little easier
 
+minetest.register_alias("snow:needles", "default:pine_needles")
 minetest.register_alias("snow:snow", "default:snow")
 minetest.register_alias("default_snow", "default:snow")
 minetest.register_alias("snow:snowball", "default:snow")
@@ -25,7 +26,8 @@ minetest.register_alias("icysnow", "snow:snow_cobble")
 minetest.register_alias("snowcobble", "snow:snow_cobble")
 minetest.register_alias("snowycobble", "snow:snow_cobble")
 minetest.register_alias("cobblesnow", "snow:snow_cobble")
-
+minetest.register_alias("snow:leaves", "default:pine_needles")
+minetest.register_alias("snow:sapling_pine", "default:pine_sapling")
 
 -- To clean up my first stairsplus attempt.
 -- Stair

src/falling_snow.lua

@@ -106,25 +106,7 @@ local function cold_perlin_test(x, y)
 	end
 
 	v = minetest.get_perlin(112,3, 0.5, perlin_scale):get2d({x=x, y=y}) >= rarity
-
-	local em = ""
-	if type(x) ~= "number" then
-		em = em.. "x no number but "..type(x).." "
-	elseif x%1 ~= 0 then
-		em = em.. "x no integer but "..x.." "
-	end
-	if type(y) ~= "number" then
-		em = em.. "y no number but "..type(y).." "
-	elseif y%1 ~= 0 then
-		em = em.. "y no integer but "..y.." "
-	end
-	if em ~= "" then
-		error(em)
-	end
-
-	if cold_perl_values[y] then
-		cold_perl_values[y][x] = v
-	end
+	cold_perl_values[y][x] = v
 	return v
 end
 
@@ -238,7 +220,7 @@ end
 local lighter_snowfall = snow.lighter_snowfall
 local function calc_snowfall()
 	for _, player in pairs(minetest.get_connected_players()) do
-		local ppos = vector.round(player:getpos())
+		local ppos = player:getpos()
 
 		-- Make sure player is not in a cave/house...
 		if get_snow(ppos)

src/mapgen.lua

@@ -197,25 +197,3 @@ function snow.voxelmanip_pine(pos,a,data)
 		data[a:index(pos.x,pos.y+7,pos.z)] = c_snow
 	end
 end
-
--- treecapitator support
-if minetest.global_exists"treecapitator" then
-	treecapitator.register_tree{
-		trees = {"default:pine_tree"},
-		leaves = {"snow:needles"},
-		range = 1,
-		range_up = 2,
-		range_down = 3,
-		stem_height_min = 1,
-	}
-
-	treecapitator.register_tree{
-		trees = {"default:pine_tree"},
-		leaves = {"snow:needles_decorated"},
-		fruits = {"snow:star_lit", "snow:star"},
-		range = 1,
-		range_up = 3,
-		range_down = 3,
-		stem_height_min = 1,
-	}
-end

src/mapgen_v6.lua

@@ -172,21 +172,6 @@ snow.register_on_configuring(function(name, v)
 	end
 end)
 
-local perlin_objs, perlins_chulen
-local function get_perlins(sidelen)
-	if perlins_chulen == sidelen then
-		return
-	end
-	perlins_chulen = sidelen
-	local chulens = {x=sidelen, y=sidelen}
-	perlin_objs = {
-		default = minetest.get_perlin_map(np_default, chulens),
-		cold = minetest.get_perlin_map(np_cold, chulens),
-		ice = minetest.get_perlin_map(np_ice, chulens),
-	}
-end
-
-local nbuf_default, nbuf_cold, nbuf_ice
 minetest.register_on_generated(function(minp, maxp, seed)
 	local t1 = os.clock()
 
@@ -209,9 +194,10 @@ minetest.register_on_generated(function(minp, maxp, seed)
 	local snow_tab,num = {},1
 	local pines_tab,pnum = {},1
 
-	get_perlins(x1 - x0 + 1)
-	local nvals_default = perlin_objs.default:get2dMap_flat({x=x0+150, y=z0+50}, nbuf_default)
-	local nvals_cold, nvals_ice, ndia
+	local sidelen = x1 - x0 + 1
+	local chulens = {x=sidelen, y=sidelen, z=sidelen}
+	local nvals_default = minetest.get_perlin_map(np_default, chulens):get2dMap_flat{x=x0+150, y=z0+50}
+	local nvals_cold, nvals_ice
 
 	-- Choose biomes
 	local pr = PseudoRandom(seed+57)
@@ -237,7 +223,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
 		local in_biome = false
 		local test
 		if nvals_default[ni] < 0.35 then
-			nvals_cold = nvals_cold or perlin_objs.cold:get2dMap_flat({x=x0, y=z0}, nbuf_cold)
+			if not nvals_cold then
+				nvals_cold = minetest.get_perlin_map(np_cold, chulens):get2dMap_flat{x=x0, y=z0}
+			end
 			test = math.min(nvals_cold[ni], 1)
 			if smooth then
 				if test >= smooth_rarity_max
@@ -259,40 +247,41 @@ minetest.register_on_generated(function(minp, maxp, seed)
 				-- remove trees near alpine
 				local ground_y
 				if data[area:index(x, maxp.y, z)] == c.air then
-					local ytop = math.min(heightmap[ni]+20, maxp.y)
-					local vi = area:index(x, ytop, z)
-					for y = ytop, math.max(minp.y, heightmap[ni]-5), -1 do
-						if data[vi] ~= c.air then
+					for y = math.min(heightmap[ni]+20, maxp.y), math.max(minp.y, heightmap[ni]-5), -1 do
+						if data[area:index(x, y, z)] ~= c.air then
 							ground_y = y
 							break
 						end
-						vi = vi - area.ystride
 					end
 				end
 
 				if ground_y then
 					local vi = area:index(x, ground_y, z)
-					for _ = minp.y - 16, ground_y do
-						local id = data[vi]
-						if id == c.leaves
-						or id == c.jungleleaves
-						or id == c.tree
-						or id == c.apple then
-							data[vi] = c.air
-							nodes_added = true
-						else
-							break
+					if data[vi] == c.leaves
+					or data[vi] == c.jungleleaves then
+						nodes_added = true
+						for y = ground_y, -16, -1 do
+							local vi = area:index(x, y, z)
+							local id = data[vi]
+							if id ~= c.air then
+								if id == c.leaves
+								or id == c.jungleleaves
+								or id == c.tree
+								or id == c.apple then
+									data[vi] = c.air
+								else
+									break
+								end
+							end
 						end
-						vi = vi - area.ystride
 					end
 				end
 			end
 		else
+			nodes_added = true
+			write_to_map = true
 			if not nvals_ice then
-				nvals_ice = perlin_objs.ice:get2dMap_flat({x=x0, y=z0}, nbuf_ice)
-
-				nodes_added = true
-				write_to_map = true
+				nvals_ice = minetest.get_perlin_map(np_ice, chulens):get2dMap_flat{x=x0, y=z0}
 			end
 			local icetype = nvals_ice[ni]
 			local cool = icetype > 0 -- only spawns ice on edge of water
@@ -306,14 +295,11 @@ minetest.register_on_generated(function(minp, maxp, seed)
 			-- avoid generating underground
 			if data[area:index(x, maxp.y, z)] == c.air then
 				-- search for non air node from 20 m above ground down to 5 m below ground (confined by minp and maxp)
-				local ytop = math.min(heightmap[ni]+20, maxp.y)
-				local vi = area:index(x, ytop, z)
-				for y = ytop, math.max(minp.y, heightmap[ni]-5), -1 do
-					if data[vi] ~= c.air then
+				for y = math.min(heightmap[ni]+20, maxp.y), math.max(minp.y, heightmap[ni]-5), -1 do
+					if data[area:index(x, y, z)] ~= c.air then
 						ground_y = y
 						break
 					end
-					vi = vi - area.ystride
 				end
 			end
 
@@ -327,13 +313,12 @@ minetest.register_on_generated(function(minp, maxp, seed)
 						snow_tab[num] = {ground_y, z, x, test}
 						num = num+1
 						-- generate stone ground
-						local vi = area:index(x, ground_y, z)
-						for _ = math.max(-6, minp.y-6), ground_y do
+						for y = ground_y, math.max(-6, minp.y-6), -1 do
+							local vi = area:index(x, y, z)
 							if data[vi] == c.stone then
 								break
 							end
 							data[vi] = c.stone
-							vi = vi - area.ystride
 						end
 					elseif pines
 					and pr:next(1,36) == 1 then
@@ -358,21 +343,26 @@ minetest.register_on_generated(function(minp, maxp, seed)
 					if not icesheet
 					and not icecave
 					and not icehole then
-						local y = data[node - area.ystride]
-						local ice = y ~= c.water and y ~= c.ice
-
+						local nds = {
+							data[area:index(x+1, ground_y, z)],
+							data[area:index(x, ground_y, z+1)],
+							data[area:index(x+1, ground_y, z+1)],
+							data[area:index(x-1, ground_y, z-1)],
+							data[area:index(x-1, ground_y, z)],
+							data[area:index(x, ground_y, z-1)],
+						}
+						local ice
+						if pr:next(1,4) == 1
+						and (cool or icebergs) then
+							for _,i in ipairs(nds) do
+								if i == c.ice then
+									ice = true
+									break
+								end
+							end
+						end
 						if not ice then
-							ndia = ndia or {
-								area.zstride - 1,
-								1,
-								-2*area.zstride - 2,
-								area.zstride,
-								1 - area.zstride,
-								0
-							}
-							local vi = node + 1
-							for n = 1,6 do
-								local i = data[vi]
+							for _,i in ipairs(nds) do
 								if i ~= c.water
 								and i ~= c.ice
 								and i ~= c.air
@@ -380,24 +370,11 @@ minetest.register_on_generated(function(minp, maxp, seed)
 									ice = true
 									break
 								end
-								vi = vi + ndia[n]
-							end
-
-							if not ice
-							and (cool or icebergs)
-							and pr:next(1,4) == 1 then
-
-								local vi = node + 1
-								for i = 1,6 do
-									if data[vi] == c.ice then
-										ice = true
-										break
-									end
-									vi = vi + ndia[i]
-								end
 							end
 						end
+						local y = data[area:index(x, ground_y-1, z)]
 						if ice
+						or (y ~= c.water and y ~= c.ice) -- and y ~= "air") …I don't think y can be a string here ~HybridDog
 						or (icebergs and pr:next(1,6) == 1) then
 							data[node] = c.ice
 						end
@@ -408,13 +385,12 @@ minetest.register_on_generated(function(minp, maxp, seed)
 							data[node] = c.ice
 						end
 						if icecave then
-							local vi = area:index(x, ground_y-1, z)
-							for _ = math.max(minp.y-16, -33), ground_y-1 do
+							for y = ground_y-1, -33, -1 do
+								local vi = area:index(x, y, z)
 								if data[vi] ~= c.water then
 									break
 								end
 								data[vi] = c.air
-								vi = vi - area.ystride
 							end
 						end
 						if icesheet then
@@ -433,23 +409,24 @@ minetest.register_on_generated(function(minp, maxp, seed)
 					snow_tab[num] = {ground_y, z, x, test}
 					num = num+1
 					-- replace papyrus plants with snowblocks
-					local vi = area:index(x, ground_y, z)
+					local y = ground_y
 					for _ = 1,7 do
-						if data[vi] ~= c.papyrus then
+						local vi = area:index(x, y, z)
+						if data[vi] == c.papyrus then
+							data[vi] = c.snow_block
+							y = y-1
+						else
 							break
 						end
-						data[vi] = c.snow_block
-						vi = vi - area.ystride
 					end
 				elseif alpine then
 					-- make stone pillars out of trees and other stuff
-					local vi = area:index(x, ground_y, z)
-					for _ = 0, ground_y - math.max(-6, minp.y-6) do
-						if data[vi] == c.stone then
+					for y = ground_y, math.max(-6, minp.y-6), -1 do
+						local stone = area:index(x, y, z)
+						if data[stone] == c.stone then
 							break
 						end
-						data[vi] = c.stone
-						vi = vi - area.ystride
+						data[stone] = c.stone
 					end
 					-- put snow onto it
 					snow_tab[num] = {ground_y, z, x, test}
@@ -460,8 +437,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
 						snow_tab[num] = {ground_y, z, x, test}
 						num = num+1
 					end
-					local vi = area:index(x, ground_y, z)
-					for _ = 0, 12 do
+					for y = 0, 12 do
+						y = ground_y-y
+						local vi = area:index(x, y, z)
 						local nd = data[vi]
 						local plantlike = is_plantlike(nd)
 						if replacements[nd] then
@@ -473,7 +451,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
 							data[vi] = c.dirt_with_snow
 							break
 						elseif plantlike then
-							local under = vi - area.ystride
+							local under = area:index(x, y-1, z)
 							if data[under] == c.dirt_with_grass then
 								-- replace other plants with shrubs
 								data[vi] = c.snow_shrub
@@ -484,7 +462,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
 						elseif nd == c.stone then
 							break
 						end
-						vi = vi - area.ystride
 					end
 				end
 			end
@@ -498,14 +475,15 @@ minetest.register_on_generated(function(minp, maxp, seed)
 		return
 	end
 
+	-- try to fix oom memory crashes
+	minetest.after(0, collectgarbage)
+
 	if num ~= 1 then
-		for i = 1, num-1 do
-			i = snow_tab[i]
+		for _,i in pairs(snow_tab) do
 			-- set snow
 			data[area:index(i[3], i[1]+1, i[2])] = c.snow
 		end
-		for i = 1, num-1 do
-			i = snow_tab[i]
+		for _,i in pairs(snow_tab) do
 			local y,z,x,test = unpack(i)
 			test = (test-nosmooth_rarity)/(1-nosmooth_rarity) -- /(1-0.53)
 			if test > 0 then
@@ -550,8 +528,8 @@ minetest.register_on_generated(function(minp, maxp, seed)
 	if pines
 	and pnum ~= 1 then
 		local spawn_pine = snow.voxelmanip_pine
-		for i = 1, pnum-1 do
-			spawn_pine(pines_tab[i], area, data)
+		for _,pos in pairs(pines_tab) do
+			spawn_pine(pos, area, data)
 		end
 	end
 

src/nodes.lua

@@ -13,11 +13,6 @@ local nodedef = {
 	drop = {
 		max_items = 1,
 		items = {
-			{
-				-- player will get sapling with 1/20 chance
-				items = {'snow:sapling_pine'},
-				rarity = 20,
-			},
 			{
 				items = {'snow:needles'},
 			}
@@ -32,15 +27,15 @@ If christmas_content is enabled, then this next part will override the pine need
 The Xmas tree needles are registred and defined a farther down in this nodes.lua file.
 
 ~ LazyJ
-]]
+
 if snow.christmas_content then
 	table.insert(nodedef.drop.items, 1, {
 		-- player will get xmas tree with 1/120 chance
-		items = {"snow:xmas_tree"},
+		items = {'snow:xmas_tree'},
 		rarity = 120,
 	})
 end
-
+]]
 minetest.register_node("snow:needles", table.copy(nodedef))
 
 snow.register_on_configuring(function(name, v)
@@ -85,7 +80,7 @@ nodedef.drop.items[#nodedef.drop.items] = {items = {'snow:needles_decorated'}}
 minetest.register_node("snow:needles_decorated", nodedef)
 
 
--- Saplings
+--[[ Saplings
 
 nodedef = {
 	description = "Pine Sapling",
@@ -111,7 +106,7 @@ nodedef.inventory_image = "snow_xmas_tree.png"
 nodedef.wield_image = "snow_xmas_tree.png"
 
 minetest.register_node("snow:xmas_tree", nodedef)
-
+]]
 
 nodedef = {
 	description = "Star",
@@ -137,7 +132,7 @@ minetest.register_node("snow:star", table.copy(nodedef))
 
 -- Star (Lit Version) on Xmas Trees
 nodedef.description = nodedef.description.." Lighted"
-nodedef.light_source = LIGHT_MAX
+nodedef.light_source = default.LIGHT_MAX
 nodedef.tiles = {"snow_star_lit.png"}
 nodedef.drop = "snow:star"
 nodedef.groups.not_in_creative_inventory = 1
@@ -335,12 +330,16 @@ minetest.register_node("snow:snow_cobble", nodedef)
 
 -- Override Default Nodes to Add Extra Functions
 
+-- This adds code to the existing default ice. ~ LazyJ
 minetest.override_item("default:ice", {
-	use_texture_alpha = true,
-	param2 = 0, --param2 is reserved for how much ice will freezeover.
-	sunlight_propagates = true, -- necessary for dirt_with_grass/snow/just dirt ABMs
+	-- The Lines: 1. Alpah to make semi-transparent ice, 2 to work with
+	-- the dirt_with_grass/snow/just dirt ABMs. ~ LazyJ, 2014_03_09
+	use_texture_alpha = true, -- 1
+	param2 = 0,
+	--param2 is reserved for how much ice will freezeover.
+	sunlight_propagates = true, -- 2
 	drawtype = "glasslike",
-	inventory_image  = minetest.inventorycube"default_ice.png".."^[brighten",
+	inventory_image  = minetest.inventorycube("default_ice.png").."^[brighten",
 	liquidtype = "none",
 	 -- I made this a lot harder to dig than snow blocks because ice is much more dense
 	 -- and solid than fluffy snow. ~ LazyJ
@@ -354,11 +353,12 @@ minetest.override_item("default:ice", {
 })
 
 
+
+-- This adds code to the existing, default snowblock. ~ LazyJ
 minetest.override_item("default:snowblock", {
-	-- LazyJ to make dirt below change to dirt_with_snow (see default, nodes.lua, dirt ABM)
-	liquidtype = "none",
-	paramtype = "light",
-	sunlight_propagates = true,
+	liquidtype = "none", -- LazyJ to make dirt below change to dirt_with_snow (see default, nodes.lua, dirt ABM)
+	paramtype = "light",  -- LazyJ to make dirt below change to dirt_with_snow (see default, nodes.lua, dirt ABM)
+	sunlight_propagates = true, -- LazyJ to make dirt below change to dirt_with_snow (see default, nodes.lua, dirt ABM)
 	 -- Snow blocks should be easy to dig because they are just fluffy snow. ~ LazyJ
 	groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3, melts=1, icemaker=1, cooks_into_ice=1, falling_node=1},
 	--drop = "snow:snow_cobble",
@@ -366,106 +366,3 @@ minetest.override_item("default:snowblock", {
 		-- Thinking in terms of layers, dirt_with_snow could also double as
 		-- dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ, 2014_04_04
 })
-
-
-minetest.override_item("default:snow", {
-	drop = {
-		max_items = 2,
-		items = {
-			{items = {'snow:moss'}, rarity = 20,},
-			{items = {'default:snow'},}
-		}
-	},
-	leveled = 7,
-	node_box = {
-		type = "leveled",
-		fixed = {
-			{-0.5, -0.5, -0.5, 0.5, -0.5, 0.5},
-		},
-	},
-	groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3, falling_node=1, melts=2, float=1},
-	sunlight_propagates = true,
-	walkable = true,
-	node_placement_prediction = "",
-	on_construct = function(pos)
-		pos.y = pos.y-1
-		local node = minetest.get_node(pos)
-		if node.name == "default:dirt_with_grass"
-		or node.name == "default:dirt" then
-			node.name = "default:dirt_with_snow"
-			minetest.set_node(pos, node)
-		end
-	end,
-	--Handle node drops due to node level.
-	on_dig = function(pos, node, digger)
-		local level = minetest.get_node_level(pos)
-		minetest.node_dig(pos, node, digger)
-		if minetest.get_node(pos).name ~= node.name then
-			local inv = digger:get_inventory()
-			if not inv then
-				return
-			end
-			local left = inv:add_item("main", "default:snow "..tostring(level/7-1))
-			if not left:is_empty() then
-				minetest.add_item({
-					x = pos.x + math.random()/2-0.25,
-					y = pos.y + math.random()/2-0.25,
-					z = pos.z + math.random()/2-0.25,
-				}, left)
-			end
-		end
-	end,
-	--Manage snow levels.
-	on_place = function(itemstack, placer, pointed_thing)
-		local under = pointed_thing.under
-		local oldnode_under = minetest.get_node_or_nil(under)
-		local above = pointed_thing.above
-
-		if not oldnode_under
-		or not above then
-			return
-		end
-
-		local olddef_under = ItemStack({name=oldnode_under.name}):get_definition()
-		olddef_under = olddef_under or minetest.nodedef_default
-
-		local place_to
-		-- If node under is buildable_to, place into it instead (eg. snow)
-		if olddef_under.buildable_to then
-			place_to = under
-		else
-			-- Place above pointed node
-			place_to = above
-		end
-
-		local level = minetest.get_node_level(place_to)
-		if level == 63 then
-			minetest.set_node(place_to, {name="default:snowblock"})
-		else
-			minetest.set_node_level(place_to, level+7)
-		end
-
-		if minetest.get_node(place_to).name ~= "default:snow" then
-			local itemstack, placed = minetest.item_place_node(itemstack, placer, pointed_thing)
-			return itemstack, placed
-		end
-
-		itemstack:take_item()
-
-		return itemstack
-	end,
-	on_use = snow.shoot_snowball
-})
-
-
-
--- Do stairs files
-
-local path = minetest.get_modpath"snow".."/src/"
-
-dofile(path.."basic_stairs_slabs.lua")
-
-if minetest.global_exists"stairsplus"
-and minetest.get_modpath"moreblocks" then
-	dofile(path.."stairsplus.lua")
-end

src/snowball.lua

@@ -6,13 +6,13 @@
 -- Quite a bit of trial-and-error learning here and it boiled down to a
 -- small handful of code lines making the difference. ~ LazyJ
 
-local creative_mode = minetest.settings:get_bool"creative_mode"
+local creative_mode = minetest.setting_getbool("creative_mode")
 
 
 local snowball_velocity, entity_attack_delay
 local function update_snowball_vel(v)
 	snowball_velocity = v
-	local walkspeed = tonumber(minetest.settings:get"movement_speed_walk") or 4
+	local walkspeed = tonumber(minetest.setting_get("movement_speed_walk")) or 4
 	entity_attack_delay = (walkspeed+1)/v
 end
 update_snowball_vel(snow.snowball_velocity)
@@ -27,14 +27,14 @@ snow.register_on_configuring(function(name, v)
 end)
 
 local function get_gravity()
-	local grav = tonumber(minetest.settings:get"movement_gravity") or 9.81
+	local grav = tonumber(minetest.setting_get("movement_gravity")) or 9.81
 	return grav*snowball_gravity
 end
 
 local someone_throwing, just_acitvated
 
 --Shoot snowball
-function snow.shoot_snowball(item, player)
+local function snow_shoot_snowball(item, player)
 	local addp = {y = 1.625} -- + (math.random()-0.5)/5}
 	local dir = player:get_look_dir()
 	local dif = 2*math.sqrt(dir.z*dir.z+dir.x*dir.x)
@@ -64,7 +64,7 @@ if creative_mode then
 				local item = player:get_wielded_item()
 				local itemname = item:get_name()
 				if itemname == "default:snow" then
-					snow.shoot_snowball(nil, player)
+					snow_shoot_snowball(nil, player)
 					active = true
 					break
 				end
@@ -174,11 +174,10 @@ function snow_snowball_ENTITY.on_step(self, dtime)
 	end
 	for _,v in pairs(minetest.get_objects_inside_radius(pos, 1.73)) do
 		if v ~= self.object then
-			local entity_name = v:get_luaentity().name
-			if v:is_player()
-			or (entity_name ~= "snow:snowball_entity"
+			local entity_name = v:get_entity_name()
+			if entity_name ~= "snow:snowball_entity"
 			and entity_name ~= "__builtin:item"
-			and entity_name ~= "gauges:hp_bar") then
+			and entity_name ~= "gauges:hp_bar" then
 				local vvel = v:getvelocity() or v:get_player_velocity()
 				local veldif = self.object:getvelocity()
 				if vvel then
@@ -252,6 +251,97 @@ minetest.register_node(":default:snow", {
 
 
 
+minetest.override_item("default:snow", {
+	drop = {
+		max_items = 2,
+		items = {
+			{items = {'snow:moss'}, rarity = 20,},
+			{items = {'default:snow'},}
+		}
+	},
+	leveled = 7,
+	node_box = {
+		type = "leveled",
+		fixed = {
+			{-0.5, -0.5, -0.5, 0.5, -0.5, 0.5},
+		},
+	},
+	groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3, falling_node=1, melts=2, float=1},
+	sunlight_propagates = true,
+	--Disable placement prediction for snow.
+ 	node_placement_prediction = "",
+	on_construct = function(pos)
+		pos.y = pos.y-1
+		local node = minetest.get_node(pos)
+		if node.name == "default:dirt_with_grass"
+		or node.name == "default:dirt" then
+			node.name = "default:dirt_with_snow"
+			minetest.set_node(pos, node)
+		end
+	end,
+	--Handle node drops due to node level.
+	on_dig = function(pos, node, digger)
+		local level = minetest.get_node_level(pos)
+		minetest.node_dig(pos, node, digger)
+		if minetest.get_node(pos).name ~= node.name then
+			local inv = digger:get_inventory()
+			if not inv then
+				return
+			end
+			local left = inv:add_item("main", "default:snow "..tostring(level/7-1))
+			if not left:is_empty() then
+				minetest.add_item({
+					x = pos.x + math.random()/2-0.25,
+					y = pos.y + math.random()/2-0.25,
+					z = pos.z + math.random()/2-0.25,
+				}, left)
+			end
+		end
+	end,
+	--Manage snow levels.
+	on_place = function(itemstack, placer, pointed_thing)
+		local under = pointed_thing.under
+		local oldnode_under = minetest.get_node_or_nil(under)
+		local above = pointed_thing.above
+
+		if not oldnode_under
+		or not above then
+			return
+		end
+
+		local olddef_under = ItemStack({name=oldnode_under.name}):get_definition()
+		olddef_under = olddef_under or minetest.nodedef_default
+
+		local place_to
+		-- If node under is buildable_to, place into it instead (eg. snow)
+		if olddef_under.buildable_to then
+			place_to = under
+		else
+			-- Place above pointed node
+			place_to = above
+		end
+
+		local level = minetest.get_node_level(place_to)
+		if level == 63 then
+			minetest.set_node(place_to, {name="default:snowblock"})
+		else
+			minetest.set_node_level(place_to, level+7)
+		end
+
+		if minetest.get_node(place_to).name ~= "default:snow" then
+			local itemstack, placed = minetest.item_place_node(itemstack, placer, pointed_thing)
+			return itemstack, placed
+		end
+
+		itemstack:take_item()
+
+		return itemstack
+	end,
+	on_use = snow_shoot_snowball
+})
+
+
+
 --[[
 A note about default torches, melting, and "buildable_to = true" in default snow.
 

src/stairsplus.lua

@@ -36,7 +36,7 @@ There is one in each of the "stairsplus.register_all" sections.
 
 -- Check for infinite stacks
 
---if minetest.get_modpath("unified_inventory") or not minetest.settigetbool("creative_mode") then
+--if minetest.get_modpath("unified_inventory") or not minetest.setting_getbool("creative_mode") then
 --	snow_stairsplus.expect_infinite_stacks = false
 --else
 --	snow_stairsplus.expect_infinite_stacks = true
@@ -50,9 +50,12 @@ There is one in each of the "stairsplus.register_all" sections.
 -- First, let's run a check to see if MoreBlocks is installed; we're going to need it for the
 -- next section of stairsplus stuff. ~LazyJ
 
+if (minetest.get_modpath("moreblocks"))
+and rawget(_G, "stairsplus")
 
 -- 'If' MoreBlocks was found and stairsplus is available, well, 'then' go ahead with this next part:
 
+then
 
 --[[  Leave commented out - For reference only. ~ LazyJ
 function stairsplus.register_all(modname, subname, recipeitem, fields)
@@ -271,6 +274,7 @@ for _, name in pairs(snow_nodes) do
 
 	stairsplus:register_all("moreblocks", name, nodename, {
 		description = ndef.description,
+		drop = ndef.drop,
 		groups = {cracky=2, crumbly=2, choppy=2, oddly_breakable_by_hand=2, melts=2, icemaker=1},
 		tiles = ndef.tiles,
 		--paramtype2 = "facedir",
@@ -332,7 +336,7 @@ for _, name in pairs(snow_nodes) do
 	})
 end
 
-  -- from clear up at the top, the MoreBlocks check. "Else", if MoreBlocks wasn't found, skip
+else  -- from clear up at the top, the MoreBlocks check. "Else", if MoreBlocks wasn't found, skip
 		-- down to here, "return" nothing and "end" this script. ~ LazyJ
-
-
+return
+end

src/util.lua

@@ -103,8 +103,9 @@ do
 		--Create config file.
 		return
 	end
+	io.close(file)
 	config = {}
-	for line in file:lines() do
+	for line in io.lines(path) do
 		if line:sub(1,1) ~= "#" then
 			local i, v = line:match("^(%S*) = (%S*)")
 			if i and v then
@@ -112,7 +113,6 @@ do
 			end
 		end
 	end
-	io.close(file)
 end
 
 if config then
@@ -132,7 +132,7 @@ end
 
 for i,v in pairs(snow) do
 	if allowed_types[type(v)] then
-		local v = minetest.settings:get("snow_"..i)
+		local v = minetest.setting_get("snow_"..i)
 		if v ~= nil then
 			snow[i] = value_from_string(v)
 		end