advtrains.git - Advtrains mod for minetest.

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author	orwell96 <mono96.mml@gmail.com>	2017-02-02 23:07:09 +0100
committer	orwell96 <mono96.mml@gmail.com>	2017-02-02 23:07:09 +0100
commit	4882abb1c08cdade0a56763cbc88e675a4600f2c (patch)
tree	2789c986abc1d362f6d30ce45fca92ba5f1e33f6 /assets/signal_wall.blend1
parent	bcf82ed70d62aeb42b0f6d70aa5ef54ac2b046af (diff)
parent	54b78023d7b1f15525658e61aa1dfba0040b99f8 (diff)
download	advtrains-4882abb1c08cdade0a56763cbc88e675a4600f2c.tar.gz advtrains-4882abb1c08cdade0a56763cbc88e675a4600f2c.tar.bz2 advtrains-4882abb1c08cdade0a56763cbc88e675a4600f2c.zip

Merge PR from mbb: add better textures and crafts

Diffstat (limited to 'assets/signal_wall.blend1')

0 files changed, 0 insertions, 0 deletions

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--nodedb.lua
--database of all nodes that have 'save_in_at_nodedb' field set to true in node definition


--serialization format:
--(2byte z) (2byte y) (2byte x) (2byte contentid)
--contentid := (14bit nodeid, 2bit param2)

local function int_to_bytes(i)
	local x=i+32768--clip to positive integers
	local cH = math.floor(x /           256) % 256;
	local cL = math.floor(x                ) % 256;
	return(string.char(cH, cL));
end
local function bytes_to_int(bytes)
	local t={string.byte(bytes,1,-1)}
	local n = 
		t[1] *           256 +
		t[2]
    return n-32768
end
local function l2b(x)
	return x%4
end
local function u14b(x)
	return math.floor(x/4)
end
local ndb={}

--local variables for performance
local ndb_nodeids={}
local ndb_nodes={}
local ndb_ver

local function ndbget(x,y,z)
	local ny=ndb_nodes[y]
	if ny then
		local nx=ny[x]
		if nx then
			return nx[z]
		end
	end
	return nil
end
local function ndbset(x,y,z,v)


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