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mods/MAPGEN/random_struct/build/pnj_light.we

@@ -0,0 +1 @@
+return {{["y"] = 3, ["x"] = 0, ["name"] = "torches:wand", ["z"] = 1, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 1, ["param1"] = 15}, {["y"] = 0, ["x"] = 1, ["name"] = "fences:fence_wood", ["z"] = 1, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 0, ["param1"] = 157}, {["y"] = 1, ["x"] = 1, ["name"] = "fences:fence_wood", ["z"] = 1, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 0, ["param1"] = 173}, {["y"] = 2, ["x"] = 1, ["name"] = "fences:fence_wood", ["z"] = 1, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 0, ["param1"] = 189}, {["y"] = 3, ["x"] = 1, ["name"] = "torches:wand", ["z"] = 0, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 0, ["param1"] = 15}, {["y"] = 3, ["x"] = 1, ["name"] = "wool:black", ["z"] = 1, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 0, ["param1"] = 0}, {["y"] = 3, ["x"] = 1, ["name"] = "torches:wand", ["z"] = 2, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 2, ["param1"] = 15}, {["y"] = 3, ["x"] = 2, ["name"] = "torches:wand", ["z"] = 1, ["meta"] = {["inventory"] = {}, ["fields"] = {}}, ["param2"] = 3, ["param1"] = 15}}

mods/MAPGEN/random_struct/init.lua

@@ -0,0 +1,287 @@
+-- Temporarily disable this mod because of HORRIBLE bugs
+-- TODO: Re-enable this mod
+--[===[
+
+local init = os.clock()
+random_struct ={}
+
+random_struct.get_struct = function(file)
+	local localfile = minetest.get_modpath("random_struct").."/build/"..file
+	local file, errorload = io.open(localfile, "rb")
+	if errorload ~= nil then
+	    minetest.log("action", '[Random_Struct] error: could not open this struct "' .. localfile .. '"')
+	    return nil
+	end
+
+   local allnode = file:read("*a")
+   file:close()
+
+    return allnode
+end
+
+
+-- World edit function
+
+random_struct.valueversion_WE = function(value)
+	if value:find("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)") and not value:find("%{") then --previous list format
+		return 3
+	elseif value:find("^[^\"']+%{%d+%}") then
+		if value:find("%[\"meta\"%]") then --previous meta flat table format
+			return 2
+		end
+		return 1 --original flat table format
+	elseif value:find("%{") then --current nested table format
+		return 4
+	end
+	return 0 --unknown format
+end
+random_struct.allocate_WE  = function(originpos, value)
+	local huge = math.huge
+	local pos1x, pos1y, pos1z = huge, huge, huge
+	local pos2x, pos2y, pos2z = -huge, -huge, -huge
+	local originx, originy, originz = originpos.x, originpos.y, originpos.z
+	local count = 0
+	local version = random_struct.valueversion_WE (value)
+	if version == 1 or version == 2 then --flat table format
+		--obtain the node table
+		local get_tables = loadstring(value)
+		if get_tables then --error loading value
+			return originpos, originpos, count
+		end
+		local tables = get_tables()
+
+		--transform the node table into an array of nodes
+		for i = 1, #tables do
+			for j, v in pairs(tables[i]) do
+				if type(v) == "table" then
+					tables[i][j] = tables[v[1]]
+				end
+			end
+		end
+		local nodes = tables[1]
+
+		--check the node array
+		count = #nodes
+		if version == 1 then --original flat table format
+			for index = 1, count do
+				local entry = nodes[index]
+				local pos = entry[1]
+				local x, y, z = originx - pos.x, originy - pos.y, originz - pos.z
+				if x < pos1x then pos1x = x end
+				if y < pos1y then pos1y = y end
+				if z < pos1z then pos1z = z end
+				if x > pos2x then pos2x = x end
+				if y > pos2y then pos2y = y end
+				if z > pos2z then pos2z = z end
+			end
+		else --previous meta flat table format
+			for index = 1, count do
+				local entry = nodes[index]
+				local x, y, z = originx - entry.x, originy - entry.y, originz - entry.z
+				if x < pos1x then pos1x = x end
+				if y < pos1y then pos1y = y end
+				if z < pos1z then pos1z = z end
+				if x > pos2x then pos2x = x end
+				if y > pos2y then pos2y = y end
+				if z > pos2z then pos2z = z end
+			end
+		end
+	elseif version == 3 then --previous list format
+		for x, y, z, name, param1, param2 in value:gmatch("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s+([^%s]+)%s+(%d+)%s+(%d+)[^\r\n]*[\r\n]*") do --match node entries
+			local x, y, z = originx + tonumber(x), originy + tonumber(y), originz + tonumber(z)
+			if x < pos1x then pos1x = x end
+			if y < pos1y then pos1y = y end
+			if z < pos1z then pos1z = z end
+			if x > pos2x then pos2x = x end
+			if y > pos2y then pos2y = y end
+			if z > pos2z then pos2z = z end
+			count = count + 1
+		end
+	elseif version == 4 then --current nested table format
+		--wip: this is a filthy hack that works surprisingly well
+		value = value:gsub("return%s*{", "", 1):gsub("}%s*$", "", 1)
+		local escaped = value:gsub("\\\\", "@@"):gsub("\\\"", "@@"):gsub("(\"[^\"]*\")", function(s) return string.rep("@", #s) end)
+		local startpos, startpos1, endpos = 1, 1
+		local nodes = {}
+		while true do
+			startpos, endpos = escaped:find("},%s*{", startpos)
+			if not startpos then
+				break
+			end
+			local current = value:sub(startpos1, startpos)
+			table.insert(nodes, minetest.deserialize("return " .. current))
+			startpos, startpos1 = endpos, endpos
+		end
+		table.insert(nodes, minetest.deserialize("return " .. value:sub(startpos1)))
+
+		--local nodes = minetest.deserialize(value) --wip: this is broken for larger tables in the current version of LuaJIT
+
+		count = #nodes
+		for index = 1, count do
+			local entry = nodes[index]
+			local x, y, z = originx + entry.x, originy + entry.y, originz + entry.z
+			if x < pos1x then pos1x = x end
+			if y < pos1y then pos1y = y end
+			if z < pos1z then pos1z = z end
+			if x > pos2x then pos2x = x end
+			if y > pos2y then pos2y = y end
+			if z > pos2z then pos2z = z end
+		end
+	end
+	local pos1 = {x=pos1x, y=pos1y, z=pos1z}
+	local pos2 = {x=pos2x, y=pos2y, z=pos2z}
+	return pos1, pos2, count
+end
+random_struct.deserialise_WE = function(originpos, value)
+	--make area stay loaded
+	local pos1, pos2 = random_struct.allocate_WE(originpos, value)
+	local manip = minetest.get_voxel_manip()
+	manip:read_from_map(pos1, pos2)
+
+	local originx, originy, originz = originpos.x, originpos.y, originpos.z
+	local count = 0
+	local add_node, get_meta = minetest.add_node, minetest.get_meta
+	local version = random_struct.valueversion_WE(value)
+	if version == 1 or version == 2 then --original flat table format
+		--obtain the node table
+		local get_tables = loadstring(value)
+		if not get_tables then --error loading value
+			return count
+		end
+		local tables = get_tables()
+
+		--transform the node table into an array of nodes
+		for i = 1, #tables do
+			for j, v in pairs(tables[i]) do
+				if type(v) == "table" then
+					tables[i][j] = tables[v[1]]
+				end
+			end
+		end
+		local nodes = tables[1]
+
+		--load the node array
+		count = #nodes
+		if version == 1 then --original flat table format
+			for index = 1, count do
+				local entry = nodes[index]
+				local pos = entry[1]
+				pos.x, pos.y, pos.z = originx - pos.x, originy - pos.y, originz - pos.z
+				add_node(pos, entry[2])
+			end
+		else --previous meta flat table format
+			for index = 1, #nodes do
+				local entry = nodes[index]
+				entry.x, entry.y, entry.z = originx + entry.x, originy + entry.y, originz + entry.z
+				add_node(entry, entry) --entry acts both as position and as node
+				get_meta(entry):from_table(entry.meta)
+			end
+		end
+	elseif version == 3 then --previous list format
+		local pos = {x=0, y=0, z=0}
+		local node = {name="", param1=0, param2=0}
+		for x, y, z, name, param1, param2 in value:gmatch("([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)%s+([^%s]+)%s+(%d+)%s+(%d+)[^\r\n]*[\r\n]*") do --match node entries
+			pos.x, pos.y, pos.z = originx + tonumber(x), originy + tonumber(y), originz + tonumber(z)
+			node.name, node.param1, node.param2 = name, param1, param2
+			add_node(pos, node)
+			count = count + 1
+		end
+	elseif version == 4 then --current nested table format
+		--wip: this is a filthy hack that works surprisingly well
+		value = value:gsub("return%s*{", "", 1):gsub("}%s*$", "", 1)
+		local escaped = value:gsub("\\\\", "@@"):gsub("\\\"", "@@"):gsub("(\"[^\"]*\")", function(s) return string.rep("@", #s) end)
+		local startpos, startpos1, endpos = 1, 1
+		local nodes = {}
+		while true do
+			startpos, endpos = escaped:find("},%s*{", startpos)
+			if not startpos then
+				break
+			end
+			local current = value:sub(startpos1, startpos)
+			table.insert(nodes, minetest.deserialize("return " .. current))
+			startpos, startpos1 = endpos, endpos
+		end
+		table.insert(nodes, minetest.deserialize("return " .. value:sub(startpos1)))
+
+		--local nodes = minetest.deserialize(value) --wip: this is broken for larger tables in the current version of LuaJIT
+
+		--load the nodes
+		count = #nodes
+		for index = 1, count do
+			local entry = nodes[index]
+			entry.x, entry.y, entry.z = originx + entry.x, originy + entry.y, originz + entry.z
+			add_node(entry, entry) --entry acts both as position and as node
+		end
+
+		--load the metadata
+		for index = 1, count do
+			local entry = nodes[index]
+			get_meta(entry):from_table(entry.meta)
+		end
+	end
+	return count
+end
+
+-- End of world edit deserialise part
+
+
+-- The call of Struct
+random_struct.call_struct= function(pos, struct_style)	
+			-- 1 : City , 2 : Temple Sand
+			if struct_style == 1 then
+			  random_struct.generatecity(pos)
+			elseif struct_style == 2 then
+			  random_struct.generate_temple_sand(pos)
+			end
+end
+
+random_struct.generatecity = function(pos)
+	-- No Generating for the moment only place it :D
+	local city = random_struct.get_struct("pnj_town_1.we")
+	local newpos = {x=pos.x,y=pos.y,z=pos.z}
+	if newpos == nil then
+		return
+	end
+	random_struct.deserialise_WE(newpos, city )
+end
+
+random_struct.generate_temple_sand = function(pos)
+	-- No Generating for the temple ... Why using it ? No Change
+	local temple = random_struct.get_struct("desert_temple.we")
+	local newpos = {x=pos.x,y=pos.y-12,z=pos.z}
+	if newpos == nil then
+		return
+	end
+	random_struct.deserialise_WE(newpos, temple)
+end
+
+
+-- Debug command
+minetest.register_chatcommand("spawnstruct", {
+	params = "",
+	description = "Spawn a Struct.",
+	func = function(name, param)
+		local pos= minetest.get_player_by_name(name):getpos()
+		if not pos then
+			return
+		end
+		if param == "" or param == "help" then
+			minetest.chat_send_player(name, "Please use instruction /spawnstruct TYPE")
+			minetest.chat_send_player(name, "TYPE avaiable : town, temple_sand")
+		end
+		if param == "town" then
+			random_struct.generatecity(pos)
+			minetest.chat_send_player(name, "Town Created")
+		end
+		if param == "temple_sand" then
+			random_struct.generate_temple_sand(pos)
+			minetest.chat_send_player(name, "Temple Sand Created")
+		end
+	end
+})
+
+local time_to_load= os.clock() - init
+print(string.format("[MOD] "..minetest.get_current_modname().." loaded in %.4f s", time_to_load))
+
+-- TODO: Remove after re-enabling this mod
+]===]