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Refactor mcl_init
- use new vectors - make code less confuse - type annotations
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AFCMS
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8778ee6e9e
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a3d459f020
1 changed files with 70 additions and 56 deletions
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@ -3,26 +3,26 @@ mcl_vars = {}
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mcl_vars.redstone_tick = 0.1
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--- GUI / inventory menu settings
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-- GUI / inventory menu settings
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mcl_vars.gui_slots = "listcolors[#9990;#FFF7;#FFF0;#000;#FFF]"
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-- nonbg is added as formspec prepend in mcl_formspec_prepend
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mcl_vars.gui_nonbg = mcl_vars.gui_slots ..
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"style_type[image_button;border=false;bgimg=mcl_inventory_button9.png;bgimg_pressed=mcl_inventory_button9_pressed.png;bgimg_middle=2,2]"..
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"style_type[button;border=false;bgimg=mcl_inventory_button9.png;bgimg_pressed=mcl_inventory_button9_pressed.png;bgimg_middle=2,2]"..
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"style_type[field;textcolor=#323232]"..
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"style_type[label;textcolor=#323232]"..
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"style_type[textarea;textcolor=#323232]"..
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"style_type[checkbox;textcolor=#323232]"
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mcl_vars.gui_nonbg = table.concat({
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mcl_vars.gui_slots,
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"style_type[image_button;border=false;bgimg=mcl_inventory_button9.png;bgimg_pressed=mcl_inventory_button9_pressed.png;bgimg_middle=2,2]",
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"style_type[button;border=false;bgimg=mcl_inventory_button9.png;bgimg_pressed=mcl_inventory_button9_pressed.png;bgimg_middle=2,2]",
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"style_type[field;textcolor=#323232]",
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"style_type[label;textcolor=#323232]",
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"style_type[textarea;textcolor=#323232]",
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"style_type[checkbox;textcolor=#323232]",
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})
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-- Background stuff must be manually added by mods (no formspec prepend)
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mcl_vars.gui_bg_color = "bgcolor[#00000000]"
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mcl_vars.gui_bg_img = "background9[1,1;1,1;mcl_base_textures_background9.png;true;7]"
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-- Legacy
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mcl_vars.inventory_header = ""
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-- Tool wield size
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mcl_vars.tool_wield_scale = { x = 1.8, y = 1.8, z = 1 }
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mcl_vars.tool_wield_scale = vector.new(1.8, 1.8, 1)
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-- Mapgen variables
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local mg_name = minetest.get_mapgen_setting("mg_name")
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@ -35,55 +35,69 @@ mcl_vars.chunksize = math.max(1, tonumber(minetest.get_mapgen_setting("chunksize
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mcl_vars.MAP_BLOCKSIZE = math.max(1, minetest.MAP_BLOCKSIZE or 16)
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mcl_vars.mapgen_limit = math.max(1, tonumber(minetest.get_mapgen_setting("mapgen_limit")) or 31000)
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mcl_vars.MAX_MAP_GENERATION_LIMIT = math.max(1, minetest.MAX_MAP_GENERATION_LIMIT or 31000)
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local central_chunk_offset = -math.floor(mcl_vars.chunksize / 2)
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mcl_vars.central_chunk_offset_in_nodes = central_chunk_offset * mcl_vars.MAP_BLOCKSIZE
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mcl_vars.chunk_size_in_nodes = mcl_vars.chunksize * mcl_vars.MAP_BLOCKSIZE
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local central_chunk_min_pos = central_chunk_offset * mcl_vars.MAP_BLOCKSIZE
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local central_chunk_max_pos = central_chunk_min_pos + mcl_vars.chunk_size_in_nodes - 1
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local ccfmin = central_chunk_min_pos - mcl_vars.MAP_BLOCKSIZE -- Fullminp/fullmaxp of central chunk, in nodes
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local ccfmax = central_chunk_max_pos + mcl_vars.MAP_BLOCKSIZE
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local mapgen_limit_b = math.floor(math.min(mcl_vars.mapgen_limit, mcl_vars.MAX_MAP_GENERATION_LIMIT) / mcl_vars.MAP_BLOCKSIZE)
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local mapgen_limit_b = math.floor(math.min(mcl_vars.mapgen_limit, mcl_vars.MAX_MAP_GENERATION_LIMIT) /
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mcl_vars.MAP_BLOCKSIZE)
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local mapgen_limit_min = -mapgen_limit_b * mcl_vars.MAP_BLOCKSIZE
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local mapgen_limit_max = (mapgen_limit_b + 1) * mcl_vars.MAP_BLOCKSIZE - 1
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local numcmin = math.max(math.floor((ccfmin - mapgen_limit_min) / mcl_vars.chunk_size_in_nodes), 0) -- Number of complete chunks from central chunk
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local numcmax = math.max(math.floor((mapgen_limit_max - ccfmax) / mcl_vars.chunk_size_in_nodes), 0) -- fullminp/fullmaxp to effective mapgen limits.
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mcl_vars.mapgen_edge_min = central_chunk_min_pos - numcmin * mcl_vars.chunk_size_in_nodes
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mcl_vars.mapgen_edge_max = central_chunk_max_pos + numcmax * mcl_vars.chunk_size_in_nodes
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---@param x integer
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---@return integer
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local function coordinate_to_block(x)
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return math.floor(x / mcl_vars.MAP_BLOCKSIZE)
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end
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---@param x integer
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---@return integer
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local function coordinate_to_chunk(x)
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return math.floor((coordinate_to_block(x) - central_chunk_offset) / mcl_vars.chunksize)
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end
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---@param pos Vector
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---@return Vector
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function mcl_vars.pos_to_block(pos)
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return {
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x = coordinate_to_block(pos.x),
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y = coordinate_to_block(pos.y),
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z = coordinate_to_block(pos.z)
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}
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return vector.new(
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coordinate_to_block(pos.x),
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coordinate_to_block(pos.y),
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coordinate_to_block(pos.z)
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)
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end
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---@param pos Vector
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---@return Vector
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function mcl_vars.pos_to_chunk(pos)
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return {
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x = coordinate_to_chunk(pos.x),
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y = coordinate_to_chunk(pos.y),
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z = coordinate_to_chunk(pos.z)
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}
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return vector.new(
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coordinate_to_chunk(pos.x),
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coordinate_to_chunk(pos.y),
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coordinate_to_chunk(pos.z)
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)
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end
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local k_positive = math.ceil(mcl_vars.MAX_MAP_GENERATION_LIMIT / mcl_vars.chunk_size_in_nodes)
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local k_positive_z = k_positive * 2
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local k_positive_y = k_positive_z * k_positive_z
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---@param pos Vector
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---@return integer
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function mcl_vars.get_chunk_number(pos) -- unsigned int
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local c = mcl_vars.pos_to_chunk(pos)
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return
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(c.y + k_positive) * k_positive_y +
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return (c.y + k_positive) * k_positive_y +
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(c.z + k_positive) * k_positive_z +
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c.x + k_positive
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c.x + k_positive
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end
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if not superflat and not singlenode then
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@ -117,11 +131,8 @@ elseif singlenode then
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mcl_vars.mg_bedrock_is_rough = false
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else
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-- Classic superflat
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local ground = minetest.get_mapgen_setting("mgflat_ground_level")
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ground = tonumber(ground)
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if not ground then
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ground = 8
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end
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local ground = tonumber(minetest.get_mapgen_setting("mgflat_ground_level")) or 8
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mcl_vars.mg_overworld_min = ground - 3
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mcl_vars.mg_overworld_max_official = mcl_vars.mg_overworld_min + minecraft_height_limit
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mcl_vars.mg_bedrock_overworld_min = mcl_vars.mg_overworld_min
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@ -180,14 +191,16 @@ minetest.craftitemdef_default.stack_max = 64
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math.randomseed(os.time())
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local chunks = {} -- intervals of chunks generated
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---@param pos Vector
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function mcl_vars.add_chunk(pos)
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local n = mcl_vars.get_chunk_number(pos) -- unsigned int
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local prev
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for i, d in pairs(chunks) do
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if n <= d[2] then -- we've found it
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if (n == d[2]) or (n >= d[1]) then return end -- already here
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if n == d[1]-1 then -- right before:
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if prev and (prev[2] == n-1) then
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if n == d[1] - 1 then -- right before:
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if prev and (prev[2] == n - 1) then
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prev[2] = d[2]
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table.remove(chunks, i)
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return
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@ -195,17 +208,20 @@ function mcl_vars.add_chunk(pos)
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d[1] = n
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return
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end
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if prev and (prev[2] == n-1) then --join to previous
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if prev and (prev[2] == n - 1) then --join to previous
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prev[2] = n
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return
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end
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table.insert(chunks, i, {n, n}) -- insert new interval before i
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table.insert(chunks, i, { n, n }) -- insert new interval before i
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return
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end
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prev = d
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end
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chunks[#chunks+1] = {n, n}
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chunks[#chunks + 1] = { n, n }
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end
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---@param pos Vector
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---@return boolean
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function mcl_vars.is_generated(pos)
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local n = mcl_vars.get_chunk_number(pos) -- unsigned int
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for i, d in pairs(chunks) do
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@ -216,47 +232,45 @@ function mcl_vars.is_generated(pos)
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return false
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end
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-- "Trivial" (actually NOT) function to just read the node and some stuff to not just return "ignore", like mt 5.4 does.
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-- p: Position, if it's wrong, {name="error"} node will return.
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-- force: optional (default: false) - Do the maximum to still read the node within us_timeout.
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-- us_timeout: optional (default: 244 = 0.000244 s = 1/80/80/80), set it at least to 3000000 to let mapgen to finish its job.
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--
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-- returns node definition, eg. {name="air"}. Unfortunately still can return {name="ignore"}.
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function mcl_vars.get_node(p, force, us_timeout)
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---"Trivial" (actually NOT) function to just read the node and some stuff to not just return "ignore", like mt 5.4 does.
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---@param pos Vector Position, if it's wrong, `{name="error"}` node will return.
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---@param force boolean Optional (default: `false`), Do the maximum to still read the node within us_timeout.
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---@param us_timeout number Optional (default: `244 = 0.000244 s = 1/80/80/80`), set it at least to `3000000` to let mapgen to finish its job
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---@return node # Node definition, eg. `{name="air"}`. Unfortunately still can return `{name="ignore"}`.
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function mcl_vars.get_node(pos, force, us_timeout)
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-- check initial circumstances
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if not p or not p.x or not p.y or not p.z then return {name="error"} end
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if not pos or not pos.x or not pos.y or not pos.z then return { name = "error" } end
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-- try common way
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local node = minetest.get_node(p)
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local node = minetest.get_node(pos)
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if node.name ~= "ignore" then
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return node
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end
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-- copy table to get sure it won't changed by other threads
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local pos = {x=p.x,y=p.y,z=p.z}
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-- copy vector to get sure it won't changed by other threads
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local pos_copy = vector.copy(pos)
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-- try LVM
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minetest.get_voxel_manip():read_from_map(pos, pos)
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node = minetest.get_node(pos)
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minetest.get_voxel_manip():read_from_map(pos_copy, pos_copy)
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node = minetest.get_node(pos_copy)
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if node.name ~= "ignore" or not force then
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return node
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end
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-- all ways failed - need to emerge (or forceload if generated)
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local us_timeout = us_timeout or 244
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if mcl_vars.is_generated(pos) then
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if mcl_vars.is_generated(pos_copy) then
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minetest.chat_send_all("IMPOSSIBLE! Please report this to MCL2 issue tracker!")
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minetest.forceload_block(pos)
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minetest.forceload_block(pos_copy)
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else
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minetest.emerge_area(pos, pos)
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minetest.emerge_area(pos_copy, pos_copy)
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end
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local t = minetest.get_us_time()
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node = minetest.get_node(pos)
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node = minetest.get_node(pos_copy)
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while (not node or node.name == "ignore") and (minetest.get_us_time() - t < us_timeout) do
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node = minetest.get_node(pos)
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while (not node or node.name == "ignore") and (minetest.get_us_time() - t < (us_timeout or 244)) do
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node = minetest.get_node(pos_copy)
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end
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return node
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