Oikio/ppi.coffee

Last active December 19, 2015 05:49

Star (0) You must be signed in to star a gist
Fork (0) You must be signed in to fork a gist

Select an option

Learn more about clone URLs
Clone this repository at <script src="https://gist.github.com/Oikio/5907054.js"></script>
Save Oikio/5907054 to your computer and use it in GitHub Desktop.

Download ZIP

Calculate ppi.

Raw

	ppi = (w,h,d) ->
	dp = Math.sqrt(Math.pow(w, 2) + Math.pow(h, 2))
	dp/d

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment