mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-05 06:53:52 +01:00
28 lines
691 B
Lua
28 lines
691 B
Lua
-- From http://lua-users.org/wiki/SimpleRound
|
|
function worldeditadditions.round(num, numDecimalPlaces)
|
|
local mult = 10^(numDecimalPlaces or 0)
|
|
return math.floor(num * mult + 0.5) / mult
|
|
end
|
|
|
|
function worldeditadditions.hypotenuse(x1, y1, x2, y2)
|
|
local xSquare = math.pow(x1 - x2, 2);
|
|
local ySquare = math.pow(y1 - y2, 2);
|
|
return math.sqrt(xSquare + ySquare);
|
|
end
|
|
|
|
|
|
function worldeditadditions.average(list)
|
|
if #list == 0 then return 0 end
|
|
local sum = 0
|
|
for i,value in ipairs(list) do
|
|
sum = sum + value
|
|
end
|
|
return sum / #list
|
|
end
|
|
|
|
--- Returns the minetest.get_us_time() in ms
|
|
-- @return float
|
|
function worldeditadditions.get_ms_time()
|
|
return minetest.get_us_time() / 1000
|
|
end
|