localized lua vars test

init.lua

-- test to check the time savings of localizing global functions
-- use /tgvars and /tlvars to run the tests for global and local

local vec = vector
local function do_testl(p)
	local t0 = os.clock()
	for i=1,65000 do for j=1,65000 do --for k=1,65000 do
		local k = 5
		local nv = vec.new(i,j,k)
		local v = vec.add(p,nv)
		local vm = vec.multiply(p,nv)
	end end --end
	return os.clock() - t0
end

local function do_testg(p)
	local t0 = os.clock()
	for i=1,65000 do for j=1,65000 do --for k=1,65000 do
		local k = 5
		local nv = vector.new(i,j,k)
		local v = vector.add(p,nv)
		local vm = vector.multiply(p,nv)
	end end --end
	return os.clock() - t0
end

minetest.register_chatcommand("tlvars",{func=function(n,param)
	local p = minetest.get_player_by_name(n):get_pos()
	return true,tostring(do_testl(p)*1000).."ms"
end})
minetest.register_chatcommand("tgvars",{func=function(n,param)
	local p = minetest.get_player_by_name(n):get_pos()
	return true,tostring(do_testg(p)*1000).."ms"
end})