forked from MineClone5/MineClone5
[mapgen] redesign the code
This commit is contained in:
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3f20d8c1f0
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29727136ac
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@ -24,97 +24,6 @@ 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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-- Mapgen variables
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local mg_name = minetest.get_mapgen_setting("mg_name")
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local minecraft_height_limit = 256
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local superflat = mg_name == "flat" and minetest.get_mapgen_setting("mcl_superflat_classic") == "true"
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local singlenode = mg_name == "singlenode"
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if not superflat and not singlenode then
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-- Normal mode
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--[[ Realm stacking (h is for height)
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- Overworld (h>=256)
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- Void (h>=1000)
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- Realm Barrier (h=11), to allow escaping the End
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- End (h>=256)
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- Void (h>=1000)
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- Nether (h=128)
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- Void (h>=1000)
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]]
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-- Overworld
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mcl_vars.mg_overworld_min = -62
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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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mcl_vars.mg_bedrock_overworld_max = mcl_vars.mg_bedrock_overworld_min + 4
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mcl_vars.mg_lava_overworld_max = mcl_vars.mg_overworld_min + 10
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mcl_vars.mg_lava = true
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mcl_vars.mg_bedrock_is_rough = true
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elseif singlenode then
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mcl_vars.mg_overworld_min = -66
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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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mcl_vars.mg_bedrock_overworld_max = mcl_vars.mg_bedrock_overworld_min
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mcl_vars.mg_lava = false
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mcl_vars.mg_lava_overworld_max = mcl_vars.mg_overworld_min
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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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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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mcl_vars.mg_bedrock_overworld_max = mcl_vars.mg_bedrock_overworld_min
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mcl_vars.mg_lava = false
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mcl_vars.mg_lava_overworld_max = mcl_vars.mg_overworld_min
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mcl_vars.mg_bedrock_is_rough = false
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end
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mcl_vars.mg_overworld_max = mcl_vars.mapgen_edge_max
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-- The Nether (around Y = -29000)
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mcl_vars.mg_nether_min = -29067 -- Carefully chosen to be at a mapchunk border
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mcl_vars.mg_nether_max = mcl_vars.mg_nether_min + 128
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mcl_vars.mg_bedrock_nether_bottom_min = mcl_vars.mg_nether_min
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mcl_vars.mg_bedrock_nether_top_max = mcl_vars.mg_nether_max
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if not superflat then
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mcl_vars.mg_bedrock_nether_bottom_max = mcl_vars.mg_bedrock_nether_bottom_min + 4
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mcl_vars.mg_bedrock_nether_top_min = mcl_vars.mg_bedrock_nether_top_max - 4
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mcl_vars.mg_lava_nether_max = mcl_vars.mg_nether_min + 31
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else
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-- Thin bedrock in classic superflat mapgen
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mcl_vars.mg_bedrock_nether_bottom_max = mcl_vars.mg_bedrock_nether_bottom_min
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mcl_vars.mg_bedrock_nether_top_min = mcl_vars.mg_bedrock_nether_top_max
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mcl_vars.mg_lava_nether_max = mcl_vars.mg_nether_min + 2
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end
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if mg_name == "flat" then
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if superflat then
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mcl_vars.mg_flat_nether_floor = mcl_vars.mg_bedrock_nether_bottom_max + 4
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mcl_vars.mg_flat_nether_ceiling = mcl_vars.mg_bedrock_nether_bottom_max + 52
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else
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mcl_vars.mg_flat_nether_floor = mcl_vars.mg_lava_nether_max + 4
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mcl_vars.mg_flat_nether_ceiling = mcl_vars.mg_lava_nether_max + 52
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end
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end
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-- The End (surface at ca. Y = -27000)
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mcl_vars.mg_end_min = -27073 -- Carefully chosen to be at a mapchunk border
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mcl_vars.mg_end_max_official = mcl_vars.mg_end_min + minecraft_height_limit
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mcl_vars.mg_end_max = mcl_vars.mg_overworld_min - 2000
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mcl_vars.mg_end_platform_pos = { x = 100, y = mcl_vars.mg_end_min + 74, z = 0 }
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-- Realm barrier used to safely separate the End from the void below the Overworld
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mcl_vars.mg_realm_barrier_overworld_end_max = mcl_vars.mg_end_max
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mcl_vars.mg_realm_barrier_overworld_end_min = mcl_vars.mg_end_max - 11
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-- Use MineClone 2-style dungeons
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mcl_vars.mg_dungeons = true
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-- Set default stack sizes
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minetest.nodedef_default.stack_max = 64
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minetest.craftitemdef_default.stack_max = 64
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@ -122,86 +31,3 @@ minetest.craftitemdef_default.stack_max = 64
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-- Set random seed for all other mods (Remember to make sure no other mod calls this function)
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math.randomseed(os.time())
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local chunks = {} -- intervals of chunks generated
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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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prev[2] = d[2]
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table.remove(chunks, i)
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return
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end
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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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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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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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end
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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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if n <= d[2] then
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return (n >= d[1])
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end
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end
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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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-- 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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-- try common way
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local node = minetest.get_node(p)
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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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-- 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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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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minetest.chat_send_all("IMPOSSIBLE! Please report this to MCL2 issue tracker!")
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minetest.forceload_block(pos)
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else
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minetest.emerge_area(pos, pos)
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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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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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end
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return node
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-- it still can return "ignore", LOL, even if force = true, but only after time out
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end
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@ -1,212 +1,305 @@
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mcl_mapgen = {}
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local lvm_block_queue, lvm_chunk_queue, node_block_queue, node_chunk_queue = {}, {}, {}, {} -- Generators' queues
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local lvm, block, lvm_block, lvm_chunk, param2, nodes_block, nodes_chunk = 0, 0, 0, 0, 0, 0, 0 -- Requirements: 0 means none; greater than 0 means 'required'
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local lvm_buffer, lvm_param2_buffer = {}, {} -- Static buffer pointers
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local BS, CS = mcl_vars.MAP_BLOCKSIZE, mcl_vars.chunksize -- Mapblock size (in nodes), Mapchunk size (in blocks)
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local LAST_BLOCK, LAST_NODE = CS - 1, BS - 1 -- First mapblock in chunk (node in mapblock) has number 0, last has THIS number. It's for runtime optimization
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local offset = math.floor(mcl_vars.central_chunk_offset_in_nodes / BS) -- Central mapchunk offset (in blocks)
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local DEFAULT_PRIORITY = 5000
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local minetest_log, math_floor = minetest.log, math.floor
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function mcl_mapgen.register_chunk_generator(callback_function, priority)
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nodes_chunk = nodes_chunk + 1
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node_chunk_queue[nodes_chunk] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
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table.sort(node_chunk_queue, function(a, b) return (a.i <= b.i) end)
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end
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function mcl_mapgen.register_chunk_generator_lvm(callback_function, priority)
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lvm = lvm + 1
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lvm_chunk_queue[lvm_chunk] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
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table.sort(lvm_chunk_queue, function(a, b) return (a.i <= b.i) end)
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end
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function mcl_mapgen.register_block_generator(callback_function, priority)
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block = block + 1
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nodes_block = nodes_block + 1
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node_block_queue[nodes_block] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
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table.sort(node_block_queue, function(a, b) return (a.i <= b.i) end)
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end
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function mcl_mapgen.register_block_generator_lvm(callback_function, priority)
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block = block + 1
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lvm = lvm + 1
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lvm_block = lvm_block + 1
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lvm_block_queue[lvm_block] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
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table.sort(lvm_block_queue, function(a, b) return (a.i <= b.i) end)
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end
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local storage = minetest.get_mod_storage()
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local blocks = minetest.deserialize( storage:get_string("mapgen_blocks") or "return {}") or {}
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minetest.register_on_shutdown(function() storage:set_string("mapgen_blocks", minetest.serialize(blocks)) end)
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local vm_context-- here will be many references and flags, like: param2, light_data, heightmap, biomemap, heatmap, humiditymap, gennotify, write_lvm, write_param2, shadow
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local data, data2, area
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local current_blocks = {}
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minetest.register_on_generated(function(minp, maxp, blockseed)
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local minp, maxp, blockseed = minp, maxp, blockseed
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minetest_log("verbose", "[mcl_mapgen] New chunk: minp=" .. minetest.pos_to_string(minp) .. ", maxp=" .. minetest.pos_to_string(maxp) .. ", blockseed=" .. blockseed)
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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if lvm > 0 then
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vm_context = {lvm_param2_buffer = lvm_param2_buffer, vm = vm, emin = emin, emax = emax, minp = minp, maxp = maxp, blockseed = blockseed}
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data = vm:get_data(lvm_buffer)
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vm_context.data = data
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area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
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vm_context.area = area
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for _, v in pairs(lvm_chunk_queue) do
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vm_context = v.f(vm_context)
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end
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end
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if block > 0 then
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local x0, y0, z0 = minp.x, minp.y, minp.z
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local bx0, by0, bz0 = math_floor(x0/BS), math_floor(y0/BS), math_floor(z0/BS)
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local x1, y1, z1, x2, y2, z2 = emin.x, emin.y, emin.z, emax.x, emax.y, emax.z
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local x, y, z = x1, y1, z1 -- iterate 7x7x7 mapchunk, {x,y,z} - first node pos. of mapblock
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local bx, by, bz -- block coords (in blocs)
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local box, boy, boz -- block offsets in chunks (in blocks)
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while x < x2 do
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bx = math_floor(x/BS)
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local block_pos_offset_removed = bx - offset
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box = block_pos_offset_removed % CS
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if not blocks[bx] then blocks[bx]={} end
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local total_mapgen_block_writes_through_x = (box > 0 and box < LAST_BLOCK) and 4 or 8
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while y < y2 do
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by = math_floor(y/BS)
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block_pos_offset_removed = by - offset
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boy = block_pos_offset_removed % CS
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if not blocks[bx][by] then blocks[bx][by]={} end
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local total_mapgen_block_writes_through_y = (boy > 0 and boy < LAST_BLOCK) and math_floor(total_mapgen_block_writes_through_x / 2) or total_mapgen_block_writes_through_x
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while z < z2 do
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bz = math_floor(z/BS)
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block_pos_offset_removed = bz - offset
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boz = block_pos_offset_removed % CS
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local total_mapgen_block_writes = (boz > 0 and boz < LAST_BLOCK) and math_floor(total_mapgen_block_writes_through_y / 2) or total_mapgen_block_writes_through_y
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local current_mapgen_block_writes = blocks[bx][by][bz] and (blocks[bx][by][bz] + 1) or 1
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if current_mapgen_block_writes == total_mapgen_block_writes then
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-- this block shouldn't be overwritten anymore, no need to keep it in memory
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blocks[bx][by][bz] = nil
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vm_context.seed = blockseed + box * 7 + boy * 243 + boz * 11931
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if lvm_block > 0 then
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vm_context.minp, vm_content.maxp = {x=x, y=y, z=z}, {x=x+LAST_NODE, y=y+LAST_NODE, z=z+LAST_NODE}
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for _, v in pairs(lvm_block_queue) do
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vm_context = v.f(vm_context)
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end
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end
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if nodes_block > 0 then
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current_blocks[#current_blocks+1] = { minp = {x=x, y=y, z=z}, maxp = {x=pos.x+LAST_NODE, y=pos.y+LAST_NODE, z=pos.z+LAST_NODE}, seed = seed }
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end
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else
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blocks[bx][by][bz] = current_mapgen_block_writes
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end
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z = z + BS
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end
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if next(blocks[bx][by]) == nil then blocks[bx][by] = nil end
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z = z1
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y = y + BS
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end
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if next(blocks[bx]) == nil then blocks[bx] = nil end
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y = y1
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x = x + BS
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end
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end
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if vm_context.write then
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vm:set_data(data)
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end
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if vm_context.write_param2 then
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vm:set_param2_data(data2)
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end
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vm:calc_lighting(p1, p2, shadow)
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vm:write_to_map()
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vm:update_liquids()
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for _, v in pairs(node_chunk_queue) do
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v.f(minp, maxp, blockseed)
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end
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for i, b in pairs(current_blocks) do
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for _, v in pairs(node_block_queue) do
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v.f(b.minp, b.maxp, b.seed)
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end
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current_blocks[id] = nil
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end
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end)
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minetest.register_on_generated = mcl_mapgen.register_chunk_generator
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function mcl_mapgen.get_far_node(p)
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local p = p
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local node = minetest_get_node(p)
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if node.name ~= "ignore" then return node end
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minetest_get_voxel_manip():read_from_map(p, p)
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return minetest_get_node(p)
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end
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-- Calculate mapgen_edge_min/mapgen_edge_max
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local function calculate_mapgen_basics()
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mcl_mapgen.CS = math.max(1, tonumber(minetest.get_mapgen_setting("chunksize")) or 5)
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mcl_mapgen.BS = math.max(1, core.MAP_BLOCKSIZE or 16)
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mcl_mapgen.LIMIT = math.max(1, tonumber(minetest.get_mapgen_setting("mapgen_limit")) or 31000)
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mcl_mapgen.MAX_LIMIT = math.max(1, core.MAX_MAP_GENERATION_LIMIT or 31000)
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mcl_mapgen.OFFSET = - math.floor(mcl_mapgen.CS / 2)
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mcl_mapgen.OFFSET_NODES = mcl_mapgen.OFFSET * mcl_mapgen.BS
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mcl_mapgen.CS_NODES = mcl_mapgen.CS * mcl_mapgen.BS
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local central_chunk_min_pos = mcl_mapgen.OFFSET * mcl_mapgen.BS
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local central_chunk_max_pos = central_chunk_min_pos + mcl_mapgen.CS_NODES - 1
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local ccfmin = central_chunk_min_pos - mcl_mapgen.BS -- Fullminp/fullmaxp of central chunk, in nodes
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local ccfmax = central_chunk_max_pos + mcl_mapgen.BS
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local mapgen_limit_b = math.floor(math.min(mcl_mapgen.LIMIT, mcl_mapgen.MAX_LIMIT) / mcl_mapgen.BS)
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local mapgen_limit_min = - mapgen_limit_b * mcl_mapgen.BS
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local mapgen_limit_max = (mapgen_limit_b + 1) * mcl_mapgen.BS - 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.
|
||||
|
||||
mcl_mapgen.EDGE_MIN = central_chunk_min_pos - numcmin * mcl_mapgen.CS_NODES
|
||||
mcl_mapgen.EDGE_MAX = central_chunk_max_pos + numcmax * mcl_mapgen.CS_NODES
|
||||
end
|
||||
|
||||
local function coordinate_to_block(x)
|
||||
return math_floor(x / mcl_mapgen.BS)
|
||||
end
|
||||
|
||||
local function coordinate_to_chunk(x)
|
||||
return math_floor((coordinate_to_block(x) - central_chunk_offset) / mcl_vars.chunksize)
|
||||
end
|
||||
|
||||
function mcl_mapgen.pos_to_block(pos)
|
||||
return {
|
||||
x = coordinate_to_block(pos.x),
|
||||
y = coordinate_to_block(pos.y),
|
||||
z = coordinate_to_block(pos.z)
|
||||
}
|
||||
end
|
||||
|
||||
function mcl_mapgen.pos_to_chunk(pos)
|
||||
return {
|
||||
x = coordinate_to_chunk(pos.x),
|
||||
y = coordinate_to_chunk(pos.y),
|
||||
z = coordinate_to_chunk(pos.z)
|
||||
}
|
||||
end
|
||||
|
||||
calculate_mapgen_basics()
|
||||
|
||||
local k_positive = math.ceil(mcl_mapgen.MAX_LIMIT / mcl_vars.chunk_size_in_nodes)
|
||||
local k_positive_z = k_positive * 2
|
||||
local k_positive_y = k_positive_z * k_positive_z
|
||||
|
||||
function mcl_mapgen.get_chunk_number(pos) -- unsigned int
|
||||
local c = mcl_mapgen.pos_to_chunk(pos)
|
||||
return
|
||||
(c.y + k_positive) * k_positive_y +
|
||||
(c.z + k_positive) * k_positive_z +
|
||||
c.x + k_positive
|
||||
end
|
||||
|
||||
mcl_mapgen = {}
|
||||
|
||||
|
||||
-- Calculate mapgen_edge_min/mapgen_edge_max
|
||||
mcl_mapgen.CS = math.max(1, tonumber(minetest.get_mapgen_setting("chunksize")) or 5)
|
||||
mcl_mapgen.BS = math.max(1, core.MAP_BLOCKSIZE or 16)
|
||||
mcl_mapgen.LIMIT = math.max(1, tonumber(minetest.get_mapgen_setting("mapgen_limit")) or 31000)
|
||||
mcl_mapgen.MAX_LIMIT = math.max(1, core.MAX_MAP_GENERATION_LIMIT or 31000)
|
||||
mcl_mapgen.OFFSET = - math.floor(mcl_mapgen.CS / 2)
|
||||
mcl_mapgen.OFFSET_NODES = mcl_mapgen.OFFSET * mcl_mapgen.BS
|
||||
mcl_mapgen.CS_NODES = mcl_mapgen.CS * mcl_mapgen.BS
|
||||
|
||||
local central_chunk_min_pos = mcl_mapgen.OFFSET * mcl_mapgen.BS
|
||||
local central_chunk_max_pos = central_chunk_min_pos + mcl_mapgen.CS_NODES - 1
|
||||
|
||||
local ccfmin = central_chunk_min_pos - mcl_mapgen.BS -- Fullminp/fullmaxp of central chunk, in nodes
|
||||
local ccfmax = central_chunk_max_pos + mcl_mapgen.BS
|
||||
|
||||
local mapgen_limit_b = math.floor(math.min(mcl_mapgen.LIMIT, mcl_mapgen.MAX_LIMIT) / mcl_mapgen.BS)
|
||||
local mapgen_limit_min = - mapgen_limit_b * mcl_mapgen.BS
|
||||
local mapgen_limit_max = (mapgen_limit_b + 1) * mcl_mapgen.BS - 1
|
||||
|
||||
local numcmin = math.max(math.floor((ccfmin - mapgen_limit_min) / mcl_vars.chunk_size_in_nodes), 0) -- Number of complete chunks from central chunk
|
||||
local numcmax = math.max(math.floor((mapgen_limit_max - ccfmax) / mcl_vars.chunk_size_in_nodes), 0) -- fullminp/fullmaxp to effective mapgen limits.
|
||||
|
||||
mcl_mapgen.EDGE_MIN = central_chunk_min_pos - numcmin * mcl_mapgen.CS_NODES
|
||||
mcl_mapgen.EDGE_MAX = central_chunk_max_pos + numcmax * mcl_mapgen.CS_NODES
|
||||
------------------------------------------
|
||||
|
||||
|
||||
local lvm_block_queue, lvm_chunk_queue, node_block_queue, node_chunk_queue = {}, {}, {}, {} -- Generators' queues
|
||||
local lvm, block, lvm_block, lvm_chunk, param2, nodes_block, nodes_chunk = 0, 0, 0, 0, 0, 0, 0 -- Requirements: 0 means none; greater than 0 means 'required'
|
||||
local lvm_buffer, lvm_param2_buffer = {}, {} -- Static buffer pointers
|
||||
local BS, CS = mcl_mapgen.BS, mcl_mapgen.CS -- Mapblock size (in nodes), Mapchunk size (in blocks)
|
||||
local LAST_BLOCK, LAST_NODE = CS - 1, BS - 1 -- First mapblock in chunk (node in mapblock) has number 0, last has THIS number. It's for runtime optimization
|
||||
local offset = math.floor(mcl_vars.central_chunk_offset_in_nodes / BS) -- Central mapchunk offset (in blocks)
|
||||
|
||||
local DEFAULT_PRIORITY = 5000
|
||||
|
||||
local minetest_log, math_floor = minetest.log, math.floor
|
||||
|
||||
function mcl_mapgen.register_chunk_generator(callback_function, priority)
|
||||
nodes_chunk = nodes_chunk + 1
|
||||
node_chunk_queue[nodes_chunk] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
|
||||
table.sort(node_chunk_queue, function(a, b) return (a.i <= b.i) end)
|
||||
end
|
||||
function mcl_mapgen.register_chunk_generator_lvm(callback_function, priority)
|
||||
lvm = lvm + 1
|
||||
lvm_chunk_queue[lvm_chunk] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
|
||||
table.sort(lvm_chunk_queue, function(a, b) return (a.i <= b.i) end)
|
||||
end
|
||||
function mcl_mapgen.register_block_generator(callback_function, priority)
|
||||
block = block + 1
|
||||
nodes_block = nodes_block + 1
|
||||
node_block_queue[nodes_block] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
|
||||
table.sort(node_block_queue, function(a, b) return (a.i <= b.i) end)
|
||||
end
|
||||
function mcl_mapgen.register_block_generator_lvm(callback_function, priority)
|
||||
block = block + 1
|
||||
lvm = lvm + 1
|
||||
lvm_block = lvm_block + 1
|
||||
lvm_block_queue[lvm_block] = {i = priority or DEFAULT_PRIORITY, f = callback_function}
|
||||
table.sort(lvm_block_queue, function(a, b) return (a.i <= b.i) end)
|
||||
end
|
||||
|
||||
local storage = minetest.get_mod_storage()
|
||||
local blocks = minetest.deserialize( storage:get_string("mapgen_blocks") or "return {}") or {}
|
||||
minetest.register_on_shutdown(function() storage:set_string("mapgen_blocks", minetest.serialize(blocks)) end)
|
||||
|
||||
local vm_context-- here will be many references and flags, like: param2, light_data, heightmap, biomemap, heatmap, humiditymap, gennotify, write_lvm, write_param2, shadow
|
||||
local data, data2, area
|
||||
local current_blocks = {}
|
||||
|
||||
minetest.register_on_generated(function(minp, maxp, blockseed)
|
||||
local minp, maxp, blockseed = minp, maxp, blockseed
|
||||
minetest_log("verbose", "[mcl_mapgen] New chunk: minp=" .. minetest.pos_to_string(minp) .. ", maxp=" .. minetest.pos_to_string(maxp) .. ", blockseed=" .. blockseed)
|
||||
|
||||
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
|
||||
|
||||
if lvm > 0 then
|
||||
vm_context = {lvm_param2_buffer = lvm_param2_buffer, vm = vm, emin = emin, emax = emax, minp = minp, maxp = maxp, blockseed = blockseed}
|
||||
data = vm:get_data(lvm_buffer)
|
||||
vm_context.data = data
|
||||
area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
|
||||
vm_context.area = area
|
||||
for _, v in pairs(lvm_chunk_queue) do
|
||||
vm_context = v.f(vm_context)
|
||||
end
|
||||
end
|
||||
|
||||
if block > 0 then
|
||||
local x0, y0, z0 = minp.x, minp.y, minp.z
|
||||
local bx0, by0, bz0 = math_floor(x0/BS), math_floor(y0/BS), math_floor(z0/BS)
|
||||
local x1, y1, z1, x2, y2, z2 = emin.x, emin.y, emin.z, emax.x, emax.y, emax.z
|
||||
local x, y, z = x1, y1, z1 -- iterate 7x7x7 mapchunk, {x,y,z} - first node pos. of mapblock
|
||||
local bx, by, bz -- block coords (in blocs)
|
||||
local box, boy, boz -- block offsets in chunks (in blocks)
|
||||
while x < x2 do
|
||||
bx = math_floor(x/BS)
|
||||
local block_pos_offset_removed = bx - offset
|
||||
box = block_pos_offset_removed % CS
|
||||
if not blocks[bx] then blocks[bx]={} end
|
||||
local total_mapgen_block_writes_through_x = (box > 0 and box < LAST_BLOCK) and 4 or 8
|
||||
while y < y2 do
|
||||
by = math_floor(y/BS)
|
||||
block_pos_offset_removed = by - offset
|
||||
boy = block_pos_offset_removed % CS
|
||||
if not blocks[bx][by] then blocks[bx][by]={} end
|
||||
local total_mapgen_block_writes_through_y = (boy > 0 and boy < LAST_BLOCK) and math_floor(total_mapgen_block_writes_through_x / 2) or total_mapgen_block_writes_through_x
|
||||
while z < z2 do
|
||||
bz = math_floor(z/BS)
|
||||
block_pos_offset_removed = bz - offset
|
||||
boz = block_pos_offset_removed % CS
|
||||
local total_mapgen_block_writes = (boz > 0 and boz < LAST_BLOCK) and math_floor(total_mapgen_block_writes_through_y / 2) or total_mapgen_block_writes_through_y
|
||||
local current_mapgen_block_writes = blocks[bx][by][bz] and (blocks[bx][by][bz] + 1) or 1
|
||||
if current_mapgen_block_writes == total_mapgen_block_writes then
|
||||
-- this block shouldn't be overwritten anymore, no need to keep it in memory
|
||||
blocks[bx][by][bz] = nil
|
||||
vm_context.seed = blockseed + box * 7 + boy * 243 + boz * 11931
|
||||
if lvm_block > 0 then
|
||||
vm_context.minp, vm_content.maxp = {x=x, y=y, z=z}, {x=x+LAST_NODE, y=y+LAST_NODE, z=z+LAST_NODE}
|
||||
for _, v in pairs(lvm_block_queue) do
|
||||
vm_context = v.f(vm_context)
|
||||
end
|
||||
end
|
||||
if nodes_block > 0 then
|
||||
current_blocks[#current_blocks+1] = { minp = {x=x, y=y, z=z}, maxp = {x=pos.x+LAST_NODE, y=pos.y+LAST_NODE, z=pos.z+LAST_NODE}, seed = seed }
|
||||
end
|
||||
else
|
||||
blocks[bx][by][bz] = current_mapgen_block_writes
|
||||
end
|
||||
z = z + BS
|
||||
end
|
||||
if next(blocks[bx][by]) == nil then blocks[bx][by] = nil end
|
||||
z = z1
|
||||
y = y + BS
|
||||
end
|
||||
if next(blocks[bx]) == nil then blocks[bx] = nil end
|
||||
y = y1
|
||||
x = x + BS
|
||||
end
|
||||
end
|
||||
|
||||
if vm_context.write then
|
||||
vm:set_data(data)
|
||||
end
|
||||
if vm_context.write_param2 then
|
||||
vm:set_param2_data(data2)
|
||||
end
|
||||
vm:calc_lighting(p1, p2, shadow)
|
||||
vm:write_to_map()
|
||||
vm:update_liquids()
|
||||
|
||||
for _, v in pairs(node_chunk_queue) do
|
||||
v.f(minp, maxp, blockseed)
|
||||
end
|
||||
|
||||
for i, b in pairs(current_blocks) do
|
||||
for _, v in pairs(node_block_queue) do
|
||||
v.f(b.minp, b.maxp, b.seed)
|
||||
end
|
||||
current_blocks[id] = nil
|
||||
end
|
||||
end)
|
||||
|
||||
minetest.register_on_generated = mcl_mapgen.register_chunk_generator
|
||||
|
||||
function mcl_mapgen.get_far_node(p)
|
||||
local p = p
|
||||
local node = minetest_get_node(p)
|
||||
if node.name ~= "ignore" then return node end
|
||||
minetest_get_voxel_manip():read_from_map(p, p)
|
||||
return minetest_get_node(p)
|
||||
end
|
||||
|
||||
local function coordinate_to_block(x)
|
||||
return math_floor(x / mcl_mapgen.BS)
|
||||
end
|
||||
|
||||
local function coordinate_to_chunk(x)
|
||||
return math_floor((coordinate_to_block(x) - central_chunk_offset) / mcl_mapgen.CS)
|
||||
end
|
||||
|
||||
function mcl_mapgen.pos_to_block(pos)
|
||||
return {
|
||||
x = coordinate_to_block(pos.x),
|
||||
y = coordinate_to_block(pos.y),
|
||||
z = coordinate_to_block(pos.z)
|
||||
}
|
||||
end
|
||||
|
||||
function mcl_mapgen.pos_to_chunk(pos)
|
||||
return {
|
||||
x = coordinate_to_chunk(pos.x),
|
||||
y = coordinate_to_chunk(pos.y),
|
||||
z = coordinate_to_chunk(pos.z)
|
||||
}
|
||||
end
|
||||
|
||||
local k_positive = math.ceil(mcl_mapgen.MAX_LIMIT / mcl_vars.chunk_size_in_nodes)
|
||||
local k_positive_z = k_positive * 2
|
||||
local k_positive_y = k_positive_z * k_positive_z
|
||||
|
||||
function mcl_mapgen.get_chunk_number(pos) -- unsigned int
|
||||
local c = mcl_mapgen.pos_to_chunk(pos)
|
||||
return
|
||||
(c.y + k_positive) * k_positive_y +
|
||||
(c.z + k_positive) * k_positive_z +
|
||||
c.x + k_positive
|
||||
end
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
-- Mapgen variables
|
||||
local mg_name = minetest.get_mapgen_setting("mg_name")
|
||||
local minecraft_height_limit = 256
|
||||
local superflat = mg_name == "flat" and minetest.get_mapgen_setting("mcl_superflat_classic") == "true"
|
||||
local singlenode = mg_name == "singlenode"
|
||||
|
||||
if not superflat and not singlenode then
|
||||
-- Normal mode
|
||||
--[[ Realm stacking (h is for height)
|
||||
- Overworld (h>=256)
|
||||
- Void (h>=1000)
|
||||
- Realm Barrier (h=11), to allow escaping the End
|
||||
- End (h>=256)
|
||||
- Void (h>=1000)
|
||||
- Nether (h=128)
|
||||
- Void (h>=1000)
|
||||
]]
|
||||
|
||||
-- Overworld
|
||||
mcl_vars.mg_overworld_min = -62
|
||||
mcl_vars.mg_overworld_max_official = mcl_vars.mg_overworld_min + minecraft_height_limit
|
||||
mcl_vars.mg_bedrock_overworld_min = mcl_vars.mg_overworld_min
|
||||
mcl_vars.mg_bedrock_overworld_max = mcl_vars.mg_bedrock_overworld_min + 4
|
||||
mcl_vars.mg_lava_overworld_max = mcl_vars.mg_overworld_min + 10
|
||||
mcl_vars.mg_lava = true
|
||||
mcl_vars.mg_bedrock_is_rough = true
|
||||
|
||||
elseif singlenode then
|
||||
mcl_vars.mg_overworld_min = -66
|
||||
mcl_vars.mg_overworld_max_official = mcl_vars.mg_overworld_min + minecraft_height_limit
|
||||
mcl_vars.mg_bedrock_overworld_min = mcl_vars.mg_overworld_min
|
||||
mcl_vars.mg_bedrock_overworld_max = mcl_vars.mg_bedrock_overworld_min
|
||||
mcl_vars.mg_lava = false
|
||||
mcl_vars.mg_lava_overworld_max = mcl_vars.mg_overworld_min
|
||||
mcl_vars.mg_bedrock_is_rough = false
|
||||
else
|
||||
-- Classic superflat
|
||||
local ground = minetest.get_mapgen_setting("mgflat_ground_level")
|
||||
ground = tonumber(ground)
|
||||
if not ground then
|
||||
ground = 8
|
||||
end
|
||||
mcl_vars.mg_overworld_min = ground - 3
|
||||
mcl_vars.mg_overworld_max_official = mcl_vars.mg_overworld_min + minecraft_height_limit
|
||||
mcl_vars.mg_bedrock_overworld_min = mcl_vars.mg_overworld_min
|
||||
mcl_vars.mg_bedrock_overworld_max = mcl_vars.mg_bedrock_overworld_min
|
||||
mcl_vars.mg_lava = false
|
||||
mcl_vars.mg_lava_overworld_max = mcl_vars.mg_overworld_min
|
||||
mcl_vars.mg_bedrock_is_rough = false
|
||||
end
|
||||
|
||||
mcl_vars.mg_overworld_max = mcl_mapgen.EDGE_MAX
|
||||
|
||||
-- The Nether (around Y = -29000)
|
||||
mcl_vars.mg_nether_min = -29067 -- Carefully chosen to be at a mapchunk border
|
||||
mcl_vars.mg_nether_max = mcl_vars.mg_nether_min + 128
|
||||
mcl_vars.mg_bedrock_nether_bottom_min = mcl_vars.mg_nether_min
|
||||
mcl_vars.mg_bedrock_nether_top_max = mcl_vars.mg_nether_max
|
||||
if not superflat then
|
||||
mcl_vars.mg_bedrock_nether_bottom_max = mcl_vars.mg_bedrock_nether_bottom_min + 4
|
||||
mcl_vars.mg_bedrock_nether_top_min = mcl_vars.mg_bedrock_nether_top_max - 4
|
||||
mcl_vars.mg_lava_nether_max = mcl_vars.mg_nether_min + 31
|
||||
else
|
||||
-- Thin bedrock in classic superflat mapgen
|
||||
mcl_vars.mg_bedrock_nether_bottom_max = mcl_vars.mg_bedrock_nether_bottom_min
|
||||
mcl_vars.mg_bedrock_nether_top_min = mcl_vars.mg_bedrock_nether_top_max
|
||||
mcl_vars.mg_lava_nether_max = mcl_vars.mg_nether_min + 2
|
||||
end
|
||||
if mg_name == "flat" then
|
||||
if superflat then
|
||||
mcl_vars.mg_flat_nether_floor = mcl_vars.mg_bedrock_nether_bottom_max + 4
|
||||
mcl_vars.mg_flat_nether_ceiling = mcl_vars.mg_bedrock_nether_bottom_max + 52
|
||||
else
|
||||
mcl_vars.mg_flat_nether_floor = mcl_vars.mg_lava_nether_max + 4
|
||||
mcl_vars.mg_flat_nether_ceiling = mcl_vars.mg_lava_nether_max + 52
|
||||
end
|
||||
end
|
||||
|
||||
-- The End (surface at ca. Y = -27000)
|
||||
mcl_vars.mg_end_min = -27073 -- Carefully chosen to be at a mapchunk border
|
||||
mcl_vars.mg_end_max_official = mcl_vars.mg_end_min + minecraft_height_limit
|
||||
mcl_vars.mg_end_max = mcl_vars.mg_overworld_min - 2000
|
||||
mcl_vars.mg_end_platform_pos = { x = 100, y = mcl_vars.mg_end_min + 74, z = 0 }
|
||||
|
||||
-- Realm barrier used to safely separate the End from the void below the Overworld
|
||||
mcl_vars.mg_realm_barrier_overworld_end_max = mcl_vars.mg_end_max
|
||||
mcl_vars.mg_realm_barrier_overworld_end_min = mcl_vars.mg_end_max - 11
|
||||
|
||||
-- Use MineClone 2-style dungeons
|
||||
mcl_vars.mg_dungeons = true
|
||||
|
|
|
|||
|
|
@ -919,19 +919,8 @@ end
|
|||
|
||||
|
||||
-- check if within physical map limits (-30911 to 30927)
|
||||
local within_limits, wmin, wmax = nil, -30913, 30928
|
||||
within_limits = function(pos, radius)
|
||||
if mcl_vars then
|
||||
if mcl_vars.mapgen_edge_min and mcl_vars.mapgen_edge_max then
|
||||
wmin, wmax = mcl_vars.mapgen_edge_min, mcl_vars.mapgen_edge_max
|
||||
within_limits = function(pos, radius)
|
||||
return pos
|
||||
and (pos.x - radius) > wmin and (pos.x + radius) < wmax
|
||||
and (pos.y - radius) > wmin and (pos.y + radius) < wmax
|
||||
and (pos.z - radius) > wmin and (pos.z + radius) < wmax
|
||||
end
|
||||
end
|
||||
end
|
||||
local wmin, wmax = mcl_mapgen.EDGE_MIN, mcl_mapgen.EDGE_MAX
|
||||
local function within_limits(pos, radius)
|
||||
return pos
|
||||
and (pos.x - radius) > wmin and (pos.x + radius) < wmax
|
||||
and (pos.y - radius) > wmin and (pos.y + radius) < wmax
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
name = mcl_mobs
|
||||
author = PilzAdam
|
||||
description = Adds a mob API for mods to add animals or monsters, etc.
|
||||
depends = mcl_particles
|
||||
depends = mcl_mapgen, mcl_particles
|
||||
optional_depends = mcl_weather, mcl_explosions, mcl_hunger, mcl_worlds, invisibility, lucky_block, cmi, doc_identifier, mcl_armor, mcl_portals, mcl_experience
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
name = mcl_portals
|
||||
description = Adds buildable portals to the Nether and End dimensions.
|
||||
depends = mcl_nether, mcl_end, mcl_particles, mcl_spawn
|
||||
depends = mcl_mapgen, mcl_nether, mcl_end, mcl_particles, mcl_spawn
|
||||
optional_depends = awards, doc
|
||||
|
|
|
|||
|
|
@ -19,7 +19,7 @@ local W_MIN, W_MAX = 4, 23
|
|||
local H_MIN, H_MAX = 5, 23
|
||||
local N_MIN, N_MAX = 6, (W_MAX-2) * (H_MAX-2)
|
||||
local TRAVEL_X, TRAVEL_Y, TRAVEL_Z = 8, 1, 8
|
||||
local LIM_MIN, LIM_MAX = mcl_vars.mapgen_edge_min, mcl_vars.mapgen_edge_max
|
||||
local LIM_MIN, LIM_MAX = mcl_mapgen.EDGE_MIN, mcl_mapgen.EDGE_MAX
|
||||
local PLAYER_COOLOFF, MOB_COOLOFF = 3, 14 -- for this many seconds they won't teleported again
|
||||
local TOUCH_CHATTER_TIME = 1 -- prevent multiple teleportation attempts caused by multiple portal touches, for this number of seconds
|
||||
local CHATTER_US = TOUCH_CHATTER_TIME * 1000000
|
||||
|
|
@ -522,8 +522,8 @@ local function create_portal(pos, limit1, limit2, name, obj)
|
|||
-- so we'll emerge single chunk only: 5x5x5 blocks, 80x80x80 nodes maximum
|
||||
-- and maybe one more chunk from below if (SCAN_2_MAP_CHUNKS = true)
|
||||
|
||||
local pos1 = add(mul(mcl_vars.pos_to_chunk(pos), mcl_vars.chunk_size_in_nodes), mcl_vars.central_chunk_offset_in_nodes)
|
||||
local pos2 = add(pos1, mcl_vars.chunk_size_in_nodes - 1)
|
||||
local pos1 = add(mul(mcl_mapgen.pos_to_chunk(pos), mcl_mapgen.CS_NODES), mcl_mapgen.OFFSET_NODES)
|
||||
local pos2 = add(pos1, mcl_mapgen.CS_NODES - 1)
|
||||
|
||||
if not SCAN_2_MAP_CHUNKS then
|
||||
if limit1 and limit1.x and limit1.y and limit1.z then
|
||||
|
|
|
|||
|
|
@ -40,7 +40,7 @@ local max_y = mcl_vars.mg_overworld_max - 1
|
|||
-- Calculate the number of dungeon spawn attempts
|
||||
-- In Minecraft, there 8 dungeon spawn attempts Minecraft chunk (16*256*16 = 65536 blocks).
|
||||
-- Minetest chunks don't have this size, so scale the number accordingly.
|
||||
local attempts = math_ceil(((mcl_vars.chunksize * mcl_vars.MAP_BLOCKSIZE) ^ 3) / 8192) -- 63 = 80*80*80/8192
|
||||
local attempts = math_ceil((mcl_mapgen.CS_NODES ^ 3) / 8192) -- 63 = 80*80*80/8192
|
||||
|
||||
local dungeonsizes = {
|
||||
{ x=5, y=4, z=5},
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
name = mcl_dungeons
|
||||
author = Wuzzy
|
||||
description = Generates random dungeons in the world
|
||||
depends = mcl_init, mcl_core, mcl_chests, mcl_mobs, mcl_mobspawners, mcl_mapgen_core, mobs_mc
|
||||
depends = mcl_mapgen, mcl_core, mcl_chests, mcl_mobs, mcl_mobspawners, mcl_mapgen_core, mobs_mc
|
||||
|
|
|
|||
|
|
@ -1899,7 +1899,7 @@ local function basic(c)
|
|||
local pr = PseudoRandom(blockseed)
|
||||
|
||||
-- The Void below the Nether:
|
||||
lvm_used = set_layers(data, area, c_void , nil, mcl_vars.mapgen_edge_min , mcl_vars.mg_nether_min -1, minp, maxp, lvm_used, pr)
|
||||
lvm_used = set_layers(data, area, c_void , nil, mcl_mapgen.EDGE_MIN , mcl_vars.mg_nether_min -1, minp, maxp, lvm_used, pr)
|
||||
|
||||
-- [[ THE NETHER: mcl_vars.mg_nether_min mcl_vars.mg_nether_max ]]
|
||||
|
||||
|
|
|
|||
|
|
@ -81,7 +81,7 @@ local dir_step = storage:get_int("mcl_spawn_dir_step") or 0
|
|||
local dir_ind = storage:get_int("mcl_spawn_dir_ind") or 1
|
||||
local emerge_pos1, emerge_pos2
|
||||
|
||||
local spawn_limit = mcl_vars.mapgen_edge_max
|
||||
local spawn_limit = mcl_mapgen.EDGE_MAX
|
||||
|
||||
|
||||
--Functions
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
name = mcl_spawn
|
||||
author = Wuzzy
|
||||
description = Set and get the player's respawn position
|
||||
depends = mcl_init
|
||||
depends = mcl_mapgen
|
||||
|
|
|
|||
Loading…
Reference in New Issue