I made something similar to this a while ago. Example usage is here: https://github.com/nickretallack/Dimensional.JS/blob/master/example/main.js https://github

I made something similar to this a while ago. Example usage is here: https://github.com/nickretallack/Dimensional.JS/blob/master/example/main.js https://github.com/nickretallack/Dimensional.JS/blob/master/... I'm not sure if mine is perfectly accurate though, as it may lose floating point precision in some cases.