funnel added, gravel sieve adapter

basic_machines/gravelsieve.lua

@@ -27,6 +27,10 @@ local STANDBY_TICKS = 10
 local COUNTDOWN_TICKS = 10
 local CYCLE_TIME = 4
 
+local get_random_gravel_ore = techage.gravelsieve_get_random_gravel_ore
+local get_random_basalt_ore = techage.gravelsieve_get_random_basalt_ore
+
+
 local function formspec(self, pos, mem)
 	return "size[8,8]"..
 	default.gui_bg..
@@ -74,33 +78,6 @@ local function allow_metadata_inventory_take(pos, listname, index, stack, player
 	return stack:get_count()
 end
 
-
--- determine ore based on the calculated probability
-local function get_random_gravel_ore()
-	for ore, probability in pairs(techage.ore_probability) do
-		if math.random(probability) == 1 then
-			return ItemStack(ore)
-		end
-	end
-	if math.random(2) == 1 then
-		return ItemStack("default:gravel")
-	else
-		return ItemStack("techage:sieved_gravel")
-	end
-end
-
-local function get_random_basalt_ore()
-	if math.random(40) == 1 then
-		return ItemStack("default:coal_lump")
-	elseif math.random(40) == 1 then
-		return ItemStack("default:iron_lump")
-	elseif math.random(2) == 1 then
-		return ItemStack("techage:basalt_gravel")
-	else
-		return ItemStack("techage:sieved_basalt_gravel")
-	end
-end
-
 local function sieving(pos, trd, mem, inv)
 	local src, dst
 	if inv:contains_item("src", ItemStack("techage:basalt_gravel")) then

basis/gravel_lib.lua

@@ -0,0 +1,83 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	LGPLv2.1+
+	See LICENSE.txt for more information
+	
+	Gravel Sieve basis functions
+	
+]]--
+
+-- Increase the probability over the natural occurrence
+local PROBABILITY_FACTOR = 2
+
+-- Ore probability table  (1/n)
+local ore_probability = {
+}
+
+-- collect all registered ores and calculate the probability
+local function add_ores()
+	for _,item in  pairs(minetest.registered_ores) do
+		if minetest.registered_nodes[item.ore] then
+			local drop = minetest.registered_nodes[item.ore].drop
+			if type(drop) == "string"
+			and drop ~= item.ore
+			and drop ~= ""
+			and item.ore_type == "scatter"
+			and item.wherein == "default:stone"
+			and item.clust_scarcity ~= nil and item.clust_scarcity > 0 
+			and item.clust_num_ores ~= nil and item.clust_num_ores > 0 
+			and item.y_max ~= nil and item.y_min ~= nil then
+				local probability = (techage.ore_rarity / PROBABILITY_FACTOR) * item.clust_scarcity /
+						(item.clust_num_ores * ((item.y_max - item.y_min) / 65535))
+				if ore_probability[drop] == nil then
+					ore_probability[drop] = probability
+				else
+					-- harmonic sum
+					ore_probability[drop] = 1.0 / ((1.0 / ore_probability[drop]) +
+							(1.0 / probability))
+				end
+			end
+		end
+	end
+	local overall_probability = 0.0
+	for name,probability in pairs(ore_probability) do
+		minetest.log("info", string.format("[techage] %-32s %u", name, probability))
+		overall_probability = overall_probability + 1.0/probability
+	end
+	minetest.log("info", string.format("[techage] Overall probability %g", overall_probability))
+end	
+
+minetest.after(1, add_ores)
+
+
+-- determine ore based on the calculated probability
+function techage.gravelsieve_get_random_gravel_ore()
+	for ore, probability in pairs(ore_probability) do
+		if math.random(probability) == 1 then
+			return ItemStack(ore)
+		end
+	end
+	if math.random(2) == 1 then
+		return ItemStack("default:gravel")
+	else
+		return ItemStack("techage:sieved_gravel")
+	end
+end
+
+function techage.gravelsieve_get_random_basalt_ore()
+	if math.random(40) == 1 then
+		return ItemStack("default:coal_lump")
+	elseif math.random(40) == 1 then
+		return ItemStack("default:iron_lump")
+	elseif math.random(2) == 1 then
+		return ItemStack("techage:basalt_gravel")
+	else
+		return ItemStack("techage:sieved_basalt_gravel")
+	end
+end
+

init.lua

@@ -22,6 +22,7 @@ else
 
 	-- Basis features
 	dofile(MP.."/basis/lib.lua")  -- helper functions
+	dofile(MP.."/basis/gravel_lib.lua")  -- ore probability
 	dofile(MP.."/basis/guide.lua")  -- construction guide
 	dofile(MP.."/basis/power.lua")  -- power distribution 
 	dofile(MP.."/basis/node_states.lua") -- state model
@@ -44,6 +45,7 @@ else
 	-- Iron Age
 	dofile(MP.."/iron_age/main.lua")
 	dofile(MP.."/iron_age/gravelsieve.lua")
+	dofile(MP.."/iron_age/funnel.lua")
 	dofile(MP.."/iron_age/hammer.lua")
 	dofile(MP.."/iron_age/lighter.lua")
 	dofile(MP.."/iron_age/charcoalpile.lua")

iron_age/funnel.lua

@@ -0,0 +1,140 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	LGPLv2.1+
+	See LICENSE.txt for more information
+	
+	Simple TA1 Funnel
+	
+]]--
+
+-- for lazy programmers
+local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
+local P = minetest.string_to_pos
+local M = minetest.get_meta
+
+-- Load support for intllib.
+local MP = minetest.get_modpath("techage")
+local I,_ = dofile(MP.."/intllib.lua")
+
+local function scan_for_objects(pos, inv)
+	for _, object in pairs(minetest.get_objects_inside_radius(pos, 1)) do
+		local lua_entity = object:get_luaentity()
+		if not object:is_player() and lua_entity and lua_entity.name == "__builtin:item" then
+			if lua_entity.itemstring ~= "" then
+				local stack = ItemStack(lua_entity.itemstring)
+				if inv:room_for_item("main", stack) then
+					inv:add_item("main", stack)
+					object:remove()
+				end
+			end
+		end
+	end
+end
+
+local function push_item(pos, inv, meta)
+	if not inv:is_empty("main") then
+		local stack = inv:get_stack("main", 1)
+		local taken = stack:take_item(1)
+		if techage.push_items(pos, meta:get_int("push_dir"), taken) then
+			inv:set_stack("main", 1, stack)
+		end
+	end
+end
+
+local function node_timer(pos, elapsed)
+	local meta = minetest.get_meta(pos)
+	local inv = meta:get_inventory()
+	if inv then
+		scan_for_objects(pos, inv)
+		push_item(pos, inv, meta)
+	end
+	return true
+end
+
+minetest.register_node("techage:funnel_ta1", {
+	description = I("TA1 Funnel"),
+	tiles = {
+		-- up, down, right, left, back, front
+		"default_cobble.png^techage_appl_funnel_top.png",
+		"default_cobble.png^techage_appl_funnel.png",
+		"default_cobble.png^techage_appl_funnel_right.png",
+		"default_cobble.png^techage_appl_funnel.png",
+		"default_cobble.png^techage_appl_funnel.png",
+		"default_cobble.png^techage_appl_funnel.png",
+	},
+
+	drawtype = "nodebox",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  2/16, -8/16,  8/16, 8/16, -6/16},
+			{-8/16,  2/16,  6/16,  8/16, 8/16,  8/16},
+			{-8/16,  2/16, -8/16, -6/16, 8/16,  8/16},
+			{ 6/16,  2/16, -8/16,  8/16, 8/16,  8/16},
+			{-6/16,  0/16, -6/16,  6/16, 3/16,  6/16},
+			{-5/16, -4/16, -5/16,  5/16, 0/16,  5/16},
+			{ 0/16, -4/16, -3/16, 11/16, 2/16,  3/16},
+		},
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {
+			{-8/16,  2/16, -8/16,  8/16, 8/16,  8/16},
+			{-5/16, -4/16, -5/16,  5/16, 0/16,  5/16},
+			{ 0/16, -4/16, -3/16, 11/16, 2/16,  3/16},
+		},
+	},
+
+	on_construct = function(pos)
+		local meta = minetest.get_meta(pos)
+		local inv = meta:get_inventory()
+		inv:set_size('main', 1)
+	end,
+	
+	after_place_node = function(pos, placer)
+		techage.add_node(pos, "techage:funnel_ta1")
+		local node = minetest.get_node(pos)
+		M(pos):set_int("push_dir", techage.side_to_indir("L", node.param2))
+		minetest.get_node_timer(pos):start(2)
+	end,
+
+	on_timer = node_timer,
+		
+	after_dig_node = function(pos, oldnode, oldmetadata, digger)
+		techage.remove_node(pos)
+	end,
+	
+	on_rotate = screwdriver.disallow,
+	paramtype = "light",
+	sunlight_propagates = true,
+	paramtype2 = "facedir",
+	groups = {choppy=2, cracky=2, crumbly=2},
+	is_ground_content = false,
+	sounds = default.node_sound_wood_defaults(),
+})
+
+
+--minetest.register_craft({
+--	output = "techage:funnel_ta1",
+--	recipe = {
+--		{"group:wood", "", "group:wood"},
+--		{"default:steel_ingot", "default:mese_crystal",	"tubelib:tubeS"},
+--		{"group:wood", "", "group:wood"},
+--	},
+--})
+
+techage.register_node("techage:funnel_ta1", {}, {
+	on_pull_item = nil,  		-- not needed
+	on_unpull_item = nil,		-- not needed
+	
+	on_push_item = function(pos, in_dir, stack)
+		local meta = minetest.get_meta(pos)
+		local inv = meta:get_inventory()
+		return techage.put_items(inv, "main", stack)
+	end,
+})	

iron_age/gravelsieve.lua

@@ -16,303 +16,142 @@
 local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
 local P = minetest.string_to_pos
 local M = minetest.get_meta
--- Techage Related Data
-local TRD = function(pos) return (minetest.registered_nodes[minetest.get_node(pos).name] or {}).techage end
 
 -- Load support for intllib.
 local MP = minetest.get_modpath("techage")
 local I,_ = dofile(MP.."/intllib.lua")
 
--- Increase the probability over the natural occurrence
+local get_random_gravel_ore = techage.gravelsieve_get_random_gravel_ore
-local PROBABILITY_FACTOR = 3
+local get_random_basalt_ore = techage.gravelsieve_get_random_basalt_ore
-
--- Ore probability table  (1/n)
-techage.ore_probability = {
-}
-
--- collect all registered ores and calculate the probability
-local function add_ores()
-	for _,item in  pairs(minetest.registered_ores) do
-		if minetest.registered_nodes[item.ore] then
-			local drop = minetest.registered_nodes[item.ore].drop
-			if type(drop) == "string"
-			and drop ~= item.ore
-			and drop ~= ""
-			and item.ore_type == "scatter"
-			and item.wherein == "default:stone"
-			and item.clust_scarcity ~= nil and item.clust_scarcity > 0 
-			and item.clust_num_ores ~= nil and item.clust_num_ores > 0 
-			and item.y_max ~= nil and item.y_min ~= nil then
-				local probability = (techage.ore_rarity / PROBABILITY_FACTOR) * item.clust_scarcity /
-						(item.clust_num_ores * ((item.y_max - item.y_min) / 65535))
-				if techage.ore_probability[drop] == nil then
-					techage.ore_probability[drop] = probability
-				else
-					-- harmonic sum
-					techage.ore_probability[drop] = 1.0 / ((1.0 / techage.ore_probability[drop]) +
-							(1.0 / probability))
-				end
-			end
-		end
-	end
-	local overall_probability = 0.0
-	for name,probability in pairs(techage.ore_probability) do
-		minetest.log("info", string.format("[techage] %-32s %u", name, probability))
-		overall_probability = overall_probability + 1.0/probability
-	end
-	minetest.log("info", string.format("[techage] Overall probability %g", overall_probability))
-end	
-
-minetest.after(1, add_ores)
-
-local sieve_formspec =
-	"size[8,8]"..
-	default.gui_bg..
-	default.gui_bg_img..
-	default.gui_slots..
-	"list[context;src;1,1.5;1,1;]"..
-	"image[3,1.5;1,1;techage_form_arrow.png]"..
-	"list[context;dst;4,0;4,4;]"..
-	"list[current_player;main;0,4.2;8,4;]"..
-	"listring[context;dst]"..
-	"listring[current_player;main]"..
-	"listring[context;src]"..
-	"listring[current_player;main]"
-
-
-local function allow_metadata_inventory_put(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	local meta = minetest.get_meta(pos)
-	local inv = meta:get_inventory()
-	if listname == "src" then
-		return stack:get_count()
-	elseif listname == "dst" then
-		return 0
-	end
-end
-
-local function allow_metadata_inventory_move(pos, from_list, from_index, to_list, to_index, count, player)
-	local meta = minetest.get_meta(pos)
-	local inv = meta:get_inventory()
-	local stack = inv:get_stack(from_list, from_index)
-	return allow_metadata_inventory_put(pos, to_list, to_index, stack, player)
-end
-
-local function allow_metadata_inventory_take(pos, listname, index, stack, player)
-	if minetest.is_protected(pos, player:get_player_name()) then
-		return 0
-	end
-	return stack:get_count()
-end
 
 -- handle the sieve animation
-local function swap_node(pos, meta, start)
+local function swap_node(pos)
 	local node = minetest.get_node(pos)
-	local idx = meta:get_int("idx")
+	local idx = string.byte(node.name, -1) - 48
-	if start then
-		if idx == 3 then
-			idx = 0
-		end
-	else
 	idx = (idx + 1) % 4
-	end
+	minetest.swap_node(pos, {name = "techage:sieve"..idx, param2 = node.param2})
-	meta:set_int("idx", idx)
+	return idx == 3  -- true if done
-	node.name = meta:get_string("node_name")..idx
-	minetest.swap_node(pos, node)
-	return idx == 3
 end
 
--- place ores to dst according to the calculated probability
+local function push_items(pos, items)
-local function random_ore(inv, src)
+	local pos1 = {x=pos.x, y=pos.y-1, z=pos.z}
-	local num
+	local node = minetest.get_node(pos1)
-	for ore, probability in pairs(techage.ore_probability) do
+	minetest.add_item({x=pos.x, y=pos.y-0.4, z=pos.z}, items)
-		if math.random(probability) == 1 then
-			local item = ItemStack(ore)
-			if inv:room_for_item("dst", item) then
-				inv:add_item("dst", item)
-				return true     -- ore placed
-			end
-		end
-	end
-	return false    -- gravel has to be moved
 end
 
+local function keep_running(pos, elapsed)
+	local inv = M(pos):get_inventory()
+	if swap_node(pos) then
+		local src, dst
 		
-local function add_gravel_to_dst(meta, inv)
+		if inv:contains_item("src", ItemStack("techage:basalt_gravel")) then
-	-- maintain a counter for gravel kind selection
+			dst, src = get_random_basalt_ore(), ItemStack("techage:basalt_gravel")
-	local gravel_cnt = meta:get_int("gravel_cnt") + 1
+		elseif inv:contains_item("src", ItemStack("default:gravel")) then
-	meta:set_int("gravel_cnt", gravel_cnt)
+			dst, src = get_random_gravel_ore(), ItemStack("default:gravel")
-
-	if (gravel_cnt % 2) == 0 then  -- gravel or sieved gravel?
-		inv:add_item("dst", ItemStack("default:gravel"))  -- add to dest
 		else
-		inv:add_item("dst", ItemStack("techage:sieved_gravel")) -- add to dest
-	end
-end
-
-
--- move gravel and ores to dst
-local function move_src2dst(meta, pos, inv, src, dst)
-	if inv:room_for_item("dst", dst) and inv:contains_item("src", src) then
-		local res = swap_node(pos, meta, false)
-		if res then                                     -- time to move one item?
-			if src:get_name() == "default:gravel" then  -- will we find ore?
-				if not random_ore(inv, src) then        -- no ore found?
-					add_gravel_to_dst(meta, inv)
-				end
-			else
-				inv:add_item("dst", ItemStack("techage:sieved_gravel")) -- add to dest
-			end
-			inv:remove_item("src", src)
-		end
-		return true  -- process finished
-	end
-	return false -- process still running
-end
-
--- timer callback, alternatively called by on_punch
-local function sieve_node_timer(pos, elapsed)
-	local meta = minetest.get_meta(pos)
-	local inv = meta:get_inventory()
-	local gravel = ItemStack("default:gravel")
-	local gravel_sieved = ItemStack("techage:sieved_gravel")
-
-	if move_src2dst(meta, pos, inv, gravel) then
-		return true
-	elseif move_src2dst(meta, pos, inv, gravel_sieved) then
-		return true
-	else
-		minetest.get_node_timer(pos):stop()
 			return false
 		end
+		push_items(pos, dst)
+		inv:remove_item("src", src)
+	end
+	return not inv:is_empty("src")
 end
 
+local function on_construct(pos)
+	local meta = minetest.get_meta(pos)
+	meta:set_string("infotext", I("TA1 Gravel Sieve"))
+	local inv = meta:get_inventory()
+	inv:set_size('src', 1)
+end
+
+local function on_punch(pos, node, puncher, pointed_thing)
+	local wielded_item = puncher:get_wielded_item():get_name()
+	if wielded_item == "default:gravel" or wielded_item == "techage:basalt_gravel" then
+		local inv = M(pos):get_inventory()
+		local stack = ItemStack(wielded_item)
+		if inv:room_for_item("src", stack) then
+			inv:add_item("src", stack)
+			minetest.swap_node(pos, {name = "techage:sieve0"})
+			minetest.get_node_timer(pos):start(1)
+			local w = puncher:get_wielded_item()
+			if not(minetest.setting_getbool("creative_mode")) then
+				w:take_item(1)
+				puncher:set_wielded_item(w)
+			end
+		end
+	end
+end
+
+local tiles_data = {
+	-- up, down, right, left, back, front
+	"techage_sieve_gravel_ta1.png",
+	"techage_sieve_gravel_ta1.png",
+	"techage_sieve_sieve_ta1.png",
+	"techage_sieve_sieve_ta1.png",
+	"techage_sieve_sieve_ta1.png",
+	"techage_sieve_sieve_ta1.png",
+}
 
-for idx = 0,4 do
 local nodebox_data = {
-		{ -8/16, -8/16, -8/16,   8/16, 4/16, -6/16 },
+	{ -8/16, -3/16, -8/16,   8/16, 4/16, -6/16 },
-		{ -8/16, -8/16,  6/16,   8/16, 4/16,  8/16 },
+	{ -8/16, -3/16,  6/16,   8/16, 4/16,  8/16 },
-		{ -8/16, -8/16, -8/16,  -6/16, 4/16,  8/16 },
+	{ -8/16, -3/16, -8/16,  -6/16, 4/16,  8/16 },
-		{  6/16, -8/16, -8/16,   8/16, 4/16,  8/16 },
+	{  6/16, -3/16, -8/16,   8/16, 4/16,  8/16 },
+	
+	{ -8/16, -8/16, -8/16,  -6/16, -3/16, -6/16 },
+	{  6/16, -8/16, -8/16,   8/16, -3/16, -6/16 },
+	{ -8/16, -8/16,  6/16,  -6/16, -3/16,  8/16 },
+	{  6/16, -8/16,  6/16,   8/16, -3/16,  8/16 },
+	
 	{ -6/16, -2/16, -6/16,   6/16, 8/16,  6/16 },
 }
-	nodebox_data[5][5] = (8 - 2*idx) / 16
-
-	local node_name
-	local description
-	local tiles_data
-	local tube_info
-	local not_in_creative_inventory
-	node_name = "techage:sieve"
-	description = I("TA1 Gravel Sieve")
-	tiles_data = {
-		-- up, down, right, left, back, front
-		"techage_handsieve_gravel.png",
-		"techage_handsieve_gravel.png",
-		"techage_handsieve_sieve.png",
-		"techage_handsieve_sieve.png",
-		"techage_handsieve_sieve.png",
-		"techage_handsieve_sieve.png",
-	}
 
+for idx = 0,3 do
+	nodebox_data[9][5] = (8 - 2*idx) / 16
 	if idx == 3 then
-		tiles_data[1] = "techage_handsieve_top.png"
+		tiles_data[1] = "techage_sieve_top_ta1.png"
-		not_in_creative_inventory = 0
-	else
-		not_in_creative_inventory = 1
 	end
 
-
+	minetest.register_node("techage:sieve"..idx, {
-	minetest.register_node(node_name..idx, {
+		description =  I("TA1 Gravel Sieve"),
-		description = description,
 		tiles = tiles_data,
 		drawtype = "nodebox",
-        drop = node_name,
-		
-		tube = tube_info,     --  NEW
-		
 		node_box = {
 			type = "fixed",
 			fixed = nodebox_data,
 		},
 		selection_box = {
 			type = "fixed",
-			fixed = { -8/16, -8/16, -8/16,   8/16, 4/16, 8/16 },
+			fixed = { -8/16, -3/16, -8/16,   8/16, 4/16, 8/16 },
 		},
 
-		on_timer = sieve_node_timer,
+		on_construct = idx == 3 and on_construct or nil, 
-
+		on_punch = idx == 3 and on_punch or nil,
-		on_construct = function(pos)
+		on_timer = keep_running,
-			local meta = minetest.get_meta(pos)
-			meta:set_int("idx", idx)        -- for the 4 sieve phases
-			meta:set_int("gravel_cnt", 0)   -- counter to switch between gravel and sieved gravel
-			meta:set_string("node_name", node_name)
-			meta:set_string("formspec", sieve_formspec)
-			local inv = meta:get_inventory()
-			inv:set_size('src', 1)
-			inv:set_size('dst', 16)
-		end,
-		
-		after_place_node = function(pos, placer)
-			local meta = minetest.get_meta(pos)
-			meta:set_string("infotext", I("TA1 Gravel Sieve"))
-		end,
-			
-		on_metadata_inventory_move = function(pos)
-			local meta = minetest.get_meta(pos)
-			swap_node(pos, meta, true)
-		end,
-
-		on_metadata_inventory_take = function(pos)
-			local meta = minetest.get_meta(pos)
-			local inv = meta:get_inventory()
-			if inv:is_empty("src") then
-				-- sieve should be empty
-				meta:set_int("idx", 2)
-				swap_node(pos, meta, false)
-				meta:set_int("gravel_cnt", 0)
-			end
-		end,
-
-		on_metadata_inventory_put = function(pos)
-			local meta = minetest.get_meta(pos)
-			swap_node(pos, meta, true)
-		end,
-
-		on_punch = function(pos, node, puncher, pointed_thing)
-			local meta = minetest.get_meta(pos)
-			local inv = meta:get_inventory()
-			if inv:is_empty("dst") and inv:is_empty("src") then
-				minetest.node_punch(pos, node, puncher, pointed_thing)
-			else
-				sieve_node_timer(pos, 0)
-			end
-		end,
-
-		on_dig = function(pos, node, puncher, pointed_thing)
-			local meta = minetest.get_meta(pos)
-			local inv = meta:get_inventory()
-			if inv:is_empty("dst") and inv:is_empty("src") then
-				minetest.node_dig(pos, node, puncher, pointed_thing)
-			end
-		end,
-
-		allow_metadata_inventory_put = allow_metadata_inventory_put,
-		allow_metadata_inventory_move = allow_metadata_inventory_move,
-		allow_metadata_inventory_take = allow_metadata_inventory_take,
 
 		paramtype = "light",
 		sounds = default.node_sound_wood_defaults(),
 		paramtype2 = "facedir",
 		sunlight_propagates = true,
 		is_ground_content = false,
-		groups = {choppy=2, cracky=1, not_in_creative_inventory=not_in_creative_inventory},
+		groups = {choppy = 2, cracky = 1},
-		drop = node_name.."3",
+		drop = "techage:sieve3",
 	})
 end
 
+techage.register_node("techage:sieve0", {"techage:sieve1", "techage:sieve2", "techage:sieve3"}, {
+	on_push_item = function(pos, in_dir, stack)
+		local meta = minetest.get_meta(pos)
+		local inv = meta:get_inventory()
+		if inv:room_for_item("src", stack) then
+			inv:add_item("src", stack)
+			minetest.get_node_timer(pos):start(1)
+			return true
+		end
+		return false
+	end,
+})	
+
 minetest.register_node("techage:sieved_gravel", {
 	description = I("Sieved Gravel"),
 	tiles = {"default_gravel.png"},
@@ -354,15 +193,3 @@ minetest.register_craft({
 minetest.register_alias("techage:sieve", "techage:sieve3")
 minetest.register_alias("techage:auto_sieve", "techage:auto_sieve3")
 
--- adaption to Circular Saw
---if minetest.get_modpath("moreblocks") then
-	
---	stairsplus:register_all("techage", "compressed_gravel", "techage:compressed_gravel", {
---		description= I("Compressed Gravel"),
---		groups={cracky=2, crumbly=2, choppy=2, not_in_creative_inventory=1},
---		tiles = {"techage_compressed_gravel.png"},
---		sounds = default.node_sound_stone_defaults(),
---	})
---end
-
-