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authorShadowNinja <shadowninja@minetest.net>2014-04-27 17:55:49 -0400
committerShadowNinja <shadowninja@minetest.net>2014-05-07 17:14:23 -0400
commit1cd512913e4d4ad1fb43d4b6e3d7971bb6c67528 (patch)
tree8c1e2c708f567656684e89faee4f7c8e6c5ec673 /builtin/forceloading.lua
parentfef2729fd0945601e6772780514ee55fec35b068 (diff)
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Organize builtin into subdirectories
Diffstat (limited to 'builtin/forceloading.lua')
-rw-r--r--builtin/forceloading.lua79
1 files changed, 0 insertions, 79 deletions
diff --git a/builtin/forceloading.lua b/builtin/forceloading.lua
deleted file mode 100644
index 84895792b..000000000
--- a/builtin/forceloading.lua
+++ /dev/null
@@ -1,79 +0,0 @@
--- Prevent anyone else accessing those functions
-local forceload_block = minetest.forceload_block
-local forceload_free_block = minetest.forceload_free_block
-minetest.forceload_block = nil
-minetest.forceload_free_block = nil
-
-local blocks_forceloaded
-local total_forceloaded = 0
-
-local BLOCKSIZE = 16
-local function get_blockpos(pos)
- return {
- x = math.floor(pos.x/BLOCKSIZE),
- y = math.floor(pos.y/BLOCKSIZE),
- z = math.floor(pos.z/BLOCKSIZE)}
-end
-
-function minetest.forceload_block(pos)
- local blockpos = get_blockpos(pos)
- local hash = minetest.hash_node_position(blockpos)
- if blocks_forceloaded[hash] ~= nil then
- blocks_forceloaded[hash] = blocks_forceloaded[hash] + 1
- return true
- else
- if total_forceloaded >= (tonumber(minetest.setting_get("max_forceloaded_blocks")) or 16) then
- return false
- end
- total_forceloaded = total_forceloaded+1
- blocks_forceloaded[hash] = 1
- forceload_block(blockpos)
- return true
- end
-end
-
-function minetest.forceload_free_block(pos)
- local blockpos = get_blockpos(pos)
- local hash = minetest.hash_node_position(blockpos)
- if blocks_forceloaded[hash] == nil then return end
- if blocks_forceloaded[hash] > 1 then
- blocks_forceloaded[hash] = blocks_forceloaded[hash] - 1
- else
- total_forceloaded = total_forceloaded-1
- blocks_forceloaded[hash] = nil
- forceload_free_block(blockpos)
- end
-end
-
--- Keep the forceloaded areas after restart
-local wpath = minetest.get_worldpath()
-local function read_file(filename)
- local f = io.open(filename, "r")
- if f==nil then return {} end
- local t = f:read("*all")
- f:close()
- if t=="" or t==nil then return {} end
- return minetest.deserialize(t)
-end
-
-local function write_file(filename, table)
- local f = io.open(filename, "w")
- f:write(minetest.serialize(table))
- f:close()
-end
-
-blocks_forceloaded = read_file(wpath.."/force_loaded.txt")
-for _, __ in pairs(blocks_forceloaded) do
- total_forceloaded = total_forceloaded + 1
-end
-
-minetest.after(5, function()
- for hash, _ in pairs(blocks_forceloaded) do
- local blockpos = minetest.get_position_from_hash(hash)
- forceload_block(blockpos)
- end
-end)
-
-minetest.register_on_shutdown(function()
- write_file(wpath.."/force_loaded.txt", blocks_forceloaded)
-end)