Reorganized init.lua
Gael-de-Sailly
parent
304269b145
commit
52974afdad
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@ -0,0 +1,201 @@
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minetest.register_on_mapgen_init(function(params)
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mapgen.seed = params.seed
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minetest.set_mapgen_params({mgname = "singlenode"})
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minetest.registered_on_generateds = {mapgen.pregenerate}
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end)
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function mapgen.get_table_ids(nodes) -- nodes can be an itemstring or a table
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local t = {}
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for n, node in pairs(nodes) do
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if type(node) == "string" then
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t[n] = minetest.get_content_id(node)
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else
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t[n] = mapgen.get_table_ids(node)
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end
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end
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return t
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end
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-- unpacked ids
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function mapgen.get_ids(...)
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return unpack(mapgen.get_table_ids({...}))
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end
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function mapgen.choose(name)
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mapgen.chosen = name
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end
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-- GENERATE A MAP
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function mapgen.pregenerate(minp, maxp, seed)
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if mapgen.start then -- Mapgen already started
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mapgen.generate(minp, maxp, seed)
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else
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-- mapgen not started : generate air
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local message = minetest.pos_to_string(minp) .."|".. minetest.pos_to_string(maxp)
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print("Singlenode : " .. message)
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table.insert(mapgen.generated_in_singlenode, message)
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if mapgen.first then
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mapgen.send("GUI calls", false)
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if mapgen.chosen then -- is there an already chosen mapgen file ?
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mapgen.send("Loading file : " .. mapgen.chosen, false)
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mapgen.load_file(mapgen.chosen)
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-- show params formspec
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if mapgen.formspec then
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mapgen.send("Showing params", false)
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minetest.show_formspec(mapgen.main_player, "mapgen_params", mapgen.formspec)
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else
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-- the selected mapgen has no params
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mapgen.send("No required GUI", false)
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mapgen.begin()
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end
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else
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-- mapgen not already selected
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mapgen.send("Showing mapgen dialog", false)
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mapgen.show_formspec(mapgen.main_player)
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end
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mapgen.first = false
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end
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-- make a spawn platform if the mapgen isn't begun
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for x = -2, 2 do
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for z = -2, 2 do
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minetest.set_node({x = x, y = -2, z = z}, {name = "default:dirt_with_grass"})
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end
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end
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end
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end
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function mapgen.show_formspec(player)
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minetest.show_formspec(player, "mapgen", "field[file;File;.lua]")
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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if fields.quit then -- don't do anything if the window isn't closed
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player = player:get_player_name()
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local dirdelim = DIR_DELIM or "/"
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if formname == "mapgen_params" then
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for key, value in pairs(fields) do
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mapgen.metadata[key] = tonumber(value) or value -- store mapgen params in metadata
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end
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mapgen.begin() -- start the mapgen
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elseif formname == "mapgen" then
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mapgen.chosen = fields.file
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mapgen.send("Loading file : " .. mapgen.chosen, false)
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mapgen.load_file(mapgen.chosen)
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if mapgen.formspec then
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mapgen.send("Showing params", false)
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minetest.show_formspec(player, "mapgen_params", mapgen.formspec)
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else
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mapgen.begin()
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end
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end
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end
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end)
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function mapgen.begin()
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mapgen.send("Starting map generation", true)
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mapgen.start = true
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local count = #mapgen.generated_in_singlenode
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for i = 1, count do -- regenerate all of the pregenerated chunks
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local chunk = mapgen.generated_in_singlenode[i]
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local minp,maxp = string.match(chunk, "(.+)%|(.+)")
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minp, maxp = minetest.string_to_pos(minp), minetest.string_to_pos(maxp)
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mapgen.generate(minp, maxp, mapgen.seed)
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if i == count then
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mapgen.send("Map generation complete", true)
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else
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mapgen.send("Generating map : " .. math.floor(100 * i / count) .. " %", false)
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end
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end
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for _, player in ipairs(minetest.get_connected_players()) do -- spawn players
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player:setpos(mapgen.spawn_player(player, mapgen.seed))
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end
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end
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function mapgen.generate(minp, maxp, seed, delete)
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print("Preparing to map generation")
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local time1 = os.clock()
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-- mapgen stuff
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local air = minetest.get_content_id("air")
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local manip = minetest.get_voxel_manip()
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local emin, emax = manip:read_from_map(minp, maxp)
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local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
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local data = manip:get_data()
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local param = manip:get_light_data()
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local param2 = manip:get_param2_data()
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-- delete the spawn platform
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if area:contains(0, -2, 0) then
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for x = -2, 2 do
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for z = -2, 2 do
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local index = area:index(x, -2, z)
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data[index] = air
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end
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end
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end
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-- delete the old map in case of chatcommand /regen
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if delete then
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print("Removing old map")
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for x = minp.x, maxp.x do
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for y = minp.y, maxp.y do
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for z = minp.z, maxp.z do
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data[area:index(x, y, z)] = air
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end
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end
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end
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end
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print("Map generation : from " .. minetest.pos_to_string(minp) .. " to " .. minetest.pos_to_string(maxp))
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print("Data collecting")
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local time2 = os.clock()
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-- the core of the mod : run the on_generated function
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local data_after, param_after, param2_after = mapgen.on_generated(minp, maxp, data, param, param2, area, seed)
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print("Data writing")
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local time3 = os.clock()
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-- write datas down to the map
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data, param, param2 = data_after or data, param_after or param, param2_after or param2
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manip:set_data(data)
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manip:set_param2_data(param2)
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manip:update_liquids()
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if param == true then -- lighting
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manip:calc_lighting()
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else
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manip:set_light_data(param)
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end
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manip:write_to_map()
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manip:update_map()
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print("Generating complementary structures")
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local time4 = os.clock()
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-- calling after_generated
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mapgen.after_generated(minp, maxp, seed)
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local time5 = os.clock()
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-- timing stuff
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print("Map generation finished in " .. math.round(time5 - time1, 0.001) .. " seconds :")
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mapgen.time = mapgen.time + time5 - time1
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mapgen.chunks = mapgen.chunks + 1
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print(math.round(time2 - time1, 0.001) .. " ; " .. math.round(time3 - time2, 0.001) .. " ; " .. math.round(time4 - time3, 0.001) .. " ; " .. math.round(time5 - time4, 0.001))
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end
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minetest.register_on_newplayer(function(player)
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if #minetest.get_connected_players() == 0 and not mapgen.start then
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mapgen.main_player = player:get_player_name()
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elseif mapgen.start then
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player:setpos(mapgen.spawn_player(player, mapgen.seed))
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else
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player:setpos({x = 0, y = 0, z = 0})
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end
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end)
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-- allow the main player to regenerate a chunk
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minetest.register_chatcommand("regen", {
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params = "size",
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description = "Regenerate a chunk",
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func = function(name, param)
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if minetest.check_player_privs(name, {server=true}) then
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local size = (tonumber(param) or 80) - 1
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local minp = minetest.get_player_by_name(name):getpos()
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minp.x, minp.y, minp.z = math.round(minp.x - size / 2), math.round(minp.y - size / 2), math.round(minp.z - size / 2)
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local maxp = vector.add(minp, size)
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mapgen.generate(minp, maxp, mapgen.seed, true)
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end
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return true, "Regenerated"
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end,
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})
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314
init.lua
314
init.lua
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@ -4,15 +4,16 @@ mapgen.start = false
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mapgen.seed = 0
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mapgen.time = 0
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mapgen.chunks = 0
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mapgen.metadata = {}
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function load_modfile(file)
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local mod = minetest.get_current_modname()
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local path = minetest.get_modpath(mod) .. "/" .. file
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dofile(path)
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function load_modfile(...)
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for _, file in ipairs({...}) do
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local mod = minetest.get_current_modname()
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local path = minetest.get_modpath(mod) .. "/" .. file
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dofile(path)
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end
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end
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load_modfile("flatarea.lua")
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load_modfile("voxelarea.lua", "generate.lua", "metadata.lua", "noise.lua")
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function mapgen.load_file(filename)
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local path
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@ -36,291 +37,6 @@ function mapgen.send(str, all)
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minetest.log("action", str)
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end
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-- Shortcut for "VoxelArea:new({MinEdge = minp, MaxEdge = maxp})"
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function minetest.voxel_area(minp, maxp)
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return VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
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end
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function minetest.flat_area(minp, maxp)
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return FlatArea:new({MinEdge = minp, MaxEdge = maxp})
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end
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-- translate coordinates from an area (flat or voxel) to a second
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function mapgen.translate(area1, area2, i, alt)
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local pos = pos3d(area1:position(i), alt or area2.MinEdge.y)
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if not area2:containsp(pos) then
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return
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else
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return area2:indexp(pos)
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end
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end
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-- Including this function in classes
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VoxelArea.translate = mapgen.translate
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FlatArea.translate = mapgen.translate
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-- used for storing datas
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function mapgen.serialize(...)
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return minetest.serialize({...})
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end
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function mapgen.deserialize(str)
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return unpack(minetest.deserialize(str))
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end
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-- easier way to get perlin maps
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function mapgen.noise2d(minp, maxp, offset, scale, spread, seed, octaves, persist)
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return minetest.get_perlin_map({offset = offset, scale = scale, spread = spread, seed = seed, octaves = octaves, persist = persist}, {x = maxp.x - minp.x + 1, y = maxp.y - minp.y + 1, z = 1}):get2dMap_flat(pos2d(minp))
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end
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function mapgen.noise3d(minp, maxp, offset, scale, spread, seed, octaves, persist)
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return minetest.get_perlin_map({offset = offset, scale = scale, spread = spread, seed = seed, octaves = octaves, persist = persist}, {x = maxp.x - minp.x + 1, y = maxp.y - minp.y + 1, z = maxp.z - minp.z + 1}):get3dMap_flat(minp)
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end
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-- Getting perlin maps from areas
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function VoxelArea.noise(area, offset, scale, spread, seed, octaves, persist)
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return mapgen.noise3d(area.MinEdge, area.MaxEdge, offset, scale, spread, seed, octaves, persist)
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end
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function FlatArea.noise(area, offset, scale, spread, seed, octaves, persist)
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spread = pos3d(spread, math.max(spread.x, spread.y))
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return mapgen.noise2d(area.MinEdge, area.MaxEdge, offset, scale, spread, seed, octaves, persist)
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end
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-- to get only the y coordinate ; faster
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function VoxelArea.altitude(area, i)
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i = (i - 1) % area.zstride
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return math.floor(i / area.ystride) + area.MinEdge.y
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end
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-- data storage : mapgen metadata
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function mapgen.define_map_meta(field, value)
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if mapgen.metadata[field] == nil then
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mapgen.metadata[field] = value
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end
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end
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function mapgen.set_map_meta(field, value)
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mapgen.metadata[field] = value
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end
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function mapgen.increment_map_meta(field)
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mapgen.metadata[field] = mapgen.metadata[field] + 1
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end
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function mapgen.get_map_meta(...)
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local t = {}
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for key, val in pairs({...}) do
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t[key] = mapgen.metadata[val]
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end
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return unpack(t)
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end
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minetest.register_on_mapgen_init(function(params)
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mapgen.seed = params.seed
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minetest.set_mapgen_params({mgname = "singlenode"})
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minetest.registered_on_generateds = {mapgen.pregenerate}
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end)
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function mapgen.get_table_ids(nodes) -- nodes can be an itemstring or a table
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local t = {}
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for n, node in pairs(nodes) do
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if type(node) == "string" then
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t[n] = minetest.get_content_id(node)
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else
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t[n] = mapgen.get_table_ids(node)
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end
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end
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return t
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end
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-- unpacked ids
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function mapgen.get_ids(...)
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return unpack(mapgen.get_table_ids({...}))
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end
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function mapgen.choose(name)
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mapgen.chosen = name
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end
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-- GENERATE A MAP
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function mapgen.pregenerate(minp, maxp, seed)
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if mapgen.start then -- Mapgen already started
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mapgen.generate(minp, maxp, seed)
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else
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-- mapgen not started : generate air
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local message = minetest.pos_to_string(minp) .."|".. minetest.pos_to_string(maxp)
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print("Singlenode : " .. message)
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table.insert(mapgen.generated_in_singlenode, message)
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if mapgen.first then
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mapgen.send("GUI calls", false)
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if mapgen.chosen then -- is there an already chosen mapgen file ?
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mapgen.send("Loading file : " .. mapgen.chosen, false)
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mapgen.load_file(mapgen.chosen)
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-- show params formspec
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if mapgen.formspec then
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mapgen.send("Showing params", false)
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minetest.show_formspec(mapgen.main_player, "mapgen_params", mapgen.formspec)
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else
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-- the selected mapgen has no params
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mapgen.send("No required GUI", false)
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mapgen.begin()
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end
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else
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-- mapgen not already selected
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mapgen.send("Showing mapgen dialog", false)
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mapgen.show_formspec(mapgen.main_player)
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end
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mapgen.first = false
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end
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-- make a spawn platform if the mapgen isn't begun
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for x = -2, 2 do
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for z = -2, 2 do
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minetest.set_node({x = x, y = -2, z = z}, {name = "default:dirt_with_grass"})
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end
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end
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end
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end
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function mapgen.show_formspec(player)
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minetest.show_formspec(player, "mapgen", "field[file;File;.lua]")
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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if fields.quit then -- don't do anything if the window isn't closed
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player = player:get_player_name()
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local dirdelim = DIR_DELIM or "/"
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if formname == "mapgen_params" then
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for key, value in pairs(fields) do
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mapgen.metadata[key] = tonumber(value) or value -- store mapgen params in metadata
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end
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mapgen.begin() -- start the mapgen
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elseif formname == "mapgen" then
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mapgen.chosen = fields.file
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mapgen.send("Loading file : " .. mapgen.chosen, false)
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mapgen.load_file(mapgen.chosen)
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if mapgen.formspec then
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mapgen.send("Showing params", false)
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minetest.show_formspec(player, "mapgen_params", mapgen.formspec)
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else
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mapgen.begin()
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end
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end
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end
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end)
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function mapgen.begin()
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mapgen.send("Starting map generation", true)
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mapgen.start = true
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local count = #mapgen.generated_in_singlenode
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for i = 1, count do -- regenerate all of the pregenerated chunks
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local chunk = mapgen.generated_in_singlenode[i]
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local minp,maxp = string.match(chunk, "(.+)%|(.+)")
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minp, maxp = minetest.string_to_pos(minp), minetest.string_to_pos(maxp)
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mapgen.generate(minp, maxp, mapgen.seed)
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if i == count then
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mapgen.send("Map generation complete", true)
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else
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mapgen.send("Generating map : " .. math.floor(100 * i / count) .. " %", false)
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end
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end
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for _, player in ipairs(minetest.get_connected_players()) do -- spawn players
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player:setpos(mapgen.spawn_player(player, mapgen.seed))
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end
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end
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function mapgen.generate(minp, maxp, seed, delete)
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print("Preparing to map generation")
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local time1 = os.clock()
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-- mapgen stuff
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local air = minetest.get_content_id("air")
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local manip = minetest.get_voxel_manip()
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local emin, emax = manip:read_from_map(minp, maxp)
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local area = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
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local data = manip:get_data()
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local param = manip:get_light_data()
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local param2 = manip:get_param2_data()
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-- delete the spawn platform
|
||||
if area:contains(0, -2, 0) then
|
||||
for x = -2, 2 do
|
||||
for z = -2, 2 do
|
||||
local index = area:index(x, -2, z)
|
||||
data[index] = air
|
||||
end
|
||||
end
|
||||
end
|
||||
-- delete the old map in case of chatcommand /regen
|
||||
if delete then
|
||||
print("Removing old map")
|
||||
for x = minp.x, maxp.x do
|
||||
for y = minp.y, maxp.y do
|
||||
for z = minp.z, maxp.z do
|
||||
data[area:index(x, y, z)] = air
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
print("Map generation : from " .. minetest.pos_to_string(minp) .. " to " .. minetest.pos_to_string(maxp))
|
||||
print("Data collecting")
|
||||
local time2 = os.clock()
|
||||
-- the core of the mod : run the on_generated function
|
||||
local data_after, param_after, param2_after = mapgen.on_generated(minp, maxp, data, param, param2, area, seed)
|
||||
print("Data writing")
|
||||
local time3 = os.clock()
|
||||
-- write datas down to the map
|
||||
data, param, param2 = data_after or data, param_after or param, param2_after or param2
|
||||
manip:set_data(data)
|
||||
manip:set_param2_data(param2)
|
||||
manip:update_liquids()
|
||||
if param == true then -- lighting
|
||||
manip:calc_lighting()
|
||||
else
|
||||
manip:set_light_data(param)
|
||||
end
|
||||
manip:write_to_map()
|
||||
manip:update_map()
|
||||
print("Generating complementary structures")
|
||||
local time4 = os.clock()
|
||||
-- calling after_generated
|
||||
mapgen.after_generated(minp, maxp, seed)
|
||||
local time5 = os.clock()
|
||||
-- timing stuff
|
||||
print("Map generation finished in " .. math.round(time5 - time1, 0.001) .. " seconds :")
|
||||
mapgen.time = mapgen.time + time5 - time1
|
||||
mapgen.chunks = mapgen.chunks + 1
|
||||
print(math.round(time2 - time1, 0.001) .. " ; " .. math.round(time3 - time2, 0.001) .. " ; " .. math.round(time4 - time3, 0.001) .. " ; " .. math.round(time5 - time4, 0.001))
|
||||
end
|
||||
|
||||
minetest.register_on_newplayer(function(player)
|
||||
if #minetest.get_connected_players() == 0 and not mapgen.start then
|
||||
mapgen.main_player = player:get_player_name()
|
||||
elseif mapgen.start then
|
||||
player:setpos(mapgen.spawn_player(player, mapgen.seed))
|
||||
else
|
||||
player:setpos({x = 0, y = 0, z = 0})
|
||||
end
|
||||
end)
|
||||
|
||||
-- write metadatas to map
|
||||
minetest.register_on_shutdown(function()
|
||||
local file = io.open(minetest.get_worldpath() .. "/mapgen.txt", "w")
|
||||
file:write(mapgen.serialize(mapgen.chosen, mapgen.time, mapgen.chunks, mapgen.metadata, mapgen.main_player))
|
||||
file:close()
|
||||
print("Average map generation time : " .. math.round(mapgen.average_time(), 0.001) .. " seconds")
|
||||
end)
|
||||
|
||||
-- load metadatas
|
||||
local file = io.open(minetest.get_worldpath() .. "/mapgen.txt", "r")
|
||||
if file then
|
||||
mapgen.chosen, mapgen.time, mapgen.chunks, mapgen.metadata, mapgen.main_player = mapgen.deserialize(file:read("*a"))
|
||||
file:close()
|
||||
mapgen.load_file(mapgen.chosen)
|
||||
mapgen.start = true
|
||||
end
|
||||
|
||||
mapgen.first = not mapgen.start
|
||||
|
||||
mapgen.on_generated = mapgen.on_generated or function(minp, maxp, data, param, param2, area, seed) return data, param, param2 end
|
||||
|
|
@ -344,22 +60,6 @@ function tobool(val)
|
|||
end
|
||||
end
|
||||
|
||||
-- allow the main player to regenerate a chunk
|
||||
minetest.register_chatcommand("regen", {
|
||||
params = "size",
|
||||
description = "Regenerate a chunk",
|
||||
func = function(name, param)
|
||||
if minetest.check_player_privs(name, {server=true}) then
|
||||
local size = (tonumber(param) or 80) - 1
|
||||
local minp = minetest.get_player_by_name(name):getpos()
|
||||
minp.x, minp.y, minp.z = math.round(minp.x - size / 2), math.round(minp.y - size / 2), math.round(minp.z - size / 2)
|
||||
local maxp = vector.add(minp, size)
|
||||
mapgen.generate(minp, maxp, mapgen.seed, true)
|
||||
end
|
||||
return true, "Regenerated"
|
||||
end,
|
||||
})
|
||||
|
||||
function minetest.add_group(groupname, ...)
|
||||
local items = {...}
|
||||
if #items == 1 then
|
||||
|
|
|
|||
|
|
@ -0,0 +1,50 @@
|
|||
mapgen.metadata = {}
|
||||
|
||||
-- used to store data
|
||||
function mapgen.serialize(...)
|
||||
return minetest.serialize({...})
|
||||
end
|
||||
|
||||
function mapgen.deserialize(str)
|
||||
return unpack(minetest.deserialize(str))
|
||||
end
|
||||
|
||||
-- data storage : mapgen metadata
|
||||
function mapgen.define_map_meta(field, value)
|
||||
if mapgen.metadata[field] == nil then
|
||||
mapgen.metadata[field] = value
|
||||
end
|
||||
end
|
||||
|
||||
function mapgen.set_map_meta(field, value)
|
||||
mapgen.metadata[field] = value
|
||||
end
|
||||
|
||||
function mapgen.increment_map_meta(field)
|
||||
mapgen.metadata[field] = mapgen.metadata[field] + 1
|
||||
end
|
||||
|
||||
function mapgen.get_map_meta(...)
|
||||
local t = {}
|
||||
for key, val in pairs({...}) do
|
||||
t[key] = mapgen.metadata[val]
|
||||
end
|
||||
return unpack(t)
|
||||
end
|
||||
|
||||
-- write metadata to map
|
||||
minetest.register_on_shutdown(function()
|
||||
local file = io.open(minetest.get_worldpath() .. "/mapgen.txt", "w")
|
||||
file:write(mapgen.serialize(mapgen.chosen, mapgen.time, mapgen.chunks, mapgen.metadata, mapgen.main_player))
|
||||
file:close()
|
||||
print("Average map generation time : " .. math.round(mapgen.average_time(), 0.001) .. " seconds")
|
||||
end)
|
||||
|
||||
-- load metadata
|
||||
local file = io.open(minetest.get_worldpath() .. "/mapgen.txt", "r")
|
||||
if file then
|
||||
mapgen.chosen, mapgen.time, mapgen.chunks, mapgen.metadata, mapgen.main_player = mapgen.deserialize(file:read("*a"))
|
||||
file:close()
|
||||
mapgen.load_file(mapgen.chosen)
|
||||
mapgen.start = true
|
||||
end
|
||||
|
|
@ -0,0 +1,18 @@
|
|||
-- easier way to get perlin maps
|
||||
function mapgen.noise2d(minp, maxp, offset, scale, spread, seed, octaves, persist)
|
||||
return minetest.get_perlin_map({offset = offset, scale = scale, spread = spread, seed = seed, octaves = octaves, persist = persist}, {x = maxp.x - minp.x + 1, y = maxp.y - minp.y + 1, z = 1}):get2dMap_flat(pos2d(minp))
|
||||
end
|
||||
|
||||
function mapgen.noise3d(minp, maxp, offset, scale, spread, seed, octaves, persist)
|
||||
return minetest.get_perlin_map({offset = offset, scale = scale, spread = spread, seed = seed, octaves = octaves, persist = persist}, {x = maxp.x - minp.x + 1, y = maxp.y - minp.y + 1, z = maxp.z - minp.z + 1}):get3dMap_flat(minp)
|
||||
end
|
||||
|
||||
-- Getting perlin maps from areas
|
||||
function VoxelArea.noise(area, offset, scale, spread, seed, octaves, persist)
|
||||
return mapgen.noise3d(area.MinEdge, area.MaxEdge, offset, scale, spread, seed, octaves, persist)
|
||||
end
|
||||
|
||||
function FlatArea.noise(area, offset, scale, spread, seed, octaves, persist)
|
||||
spread = pos3d(spread, math.max(spread.x, spread.y))
|
||||
return mapgen.noise2d(area.MinEdge, area.MaxEdge, offset, scale, spread, seed, octaves, persist)
|
||||
end
|
||||
|
|
@ -1,3 +1,5 @@
|
|||
-- FlatArea : same but in 2D
|
||||
|
||||
FlatArea = {
|
||||
MinEdge = {x=1, y=1},
|
||||
MaxEdge = {x=0, y=0},
|
||||
|
|
@ -110,3 +112,34 @@ function pos3d(pos, alt)
|
|||
return {x = pos.x, y = pos.y, z = pos.z}
|
||||
end
|
||||
end
|
||||
|
||||
-- Shortcut for "VoxelArea:new({MinEdge = minp, MaxEdge = maxp})"
|
||||
|
||||
function minetest.voxel_area(minp, maxp)
|
||||
return VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
|
||||
end
|
||||
|
||||
function minetest.flat_area(minp, maxp)
|
||||
return FlatArea:new({MinEdge = minp, MaxEdge = maxp})
|
||||
end
|
||||
|
||||
-- translate coordinates from an area (flat or voxel) to a second
|
||||
|
||||
function mapgen.translate(area1, area2, i, alt)
|
||||
local pos = pos3d(area1:position(i), alt or area2.MinEdge.y)
|
||||
if not area2:containsp(pos) then
|
||||
return
|
||||
else
|
||||
return area2:indexp(pos)
|
||||
end
|
||||
end
|
||||
|
||||
-- Including this function in classes
|
||||
VoxelArea.translate = mapgen.translate
|
||||
FlatArea.translate = mapgen.translate
|
||||
|
||||
-- to get only the y coordinate ; faster
|
||||
function VoxelArea.altitude(area, i)
|
||||
i = (i - 1) % area.zstride
|
||||
return math.floor(i / area.ystride) + area.MinEdge.y
|
||||
end
|
||||
Loading…
Reference in New Issue