shift to quantize

1 files changed, 1 insertions, 0 deletions

diff --git a/assets/javascripts/util.js b/assets/javascripts/util.js
index d100731..81103aa 100644
--- a/assets/javascripts/util.js
+++ b/assets/javascripts/util.js
@@ -20,6 +20,7 @@ function mix(n,a,b){ return a*(1-n)+b*n }
 function ceil(n){ return Math.ceil(n) }
 function floor(n){ return Math.floor(n) }
 function round(n){ return Math.round(n) }
+function quantize(n,a){ return round(n / a) * a }
 function max(a,b){ return Math.max(a,b) }
 function min(a,b){ return Math.min(a,b) }
 function abs(n){ return Math.abs(n) }