can't believe i forgot log

1 files changed, 3 insertions, 0 deletions

diff --git a/js/util.js b/js/util.js
index e0b7166..66d5757 100644
--- a/js/util.js
+++ b/js/util.js
@@ -13,6 +13,7 @@ var E = Math.E
 var PI = Math.PI
 var PHI = (1+Math.sqrt(5))/2
 var TWO_PI = PI*2
+var LN10 = Math.LN10
 function clamp(n,a,b){ return n<a?a:n<b?n:b }
 function norm(n,a,b){ return (n-a) / (b-a) }
 function lerp(n,a,b){ return (b-a)*n+a }
@@ -26,6 +27,8 @@ function abs(n){ return Math.abs(n) }
 function sign(n){ return Math.abs(n)/n }
 function pow(n,b) { return Math.pow(n,b) }
 function exp(n) { return Math.exp(n) }
+function log(n){ return Math.log(n) }
+function ln(n){ return Math.log(n)/LN10 }
 function sqrt(n) { return Math.sqrt(n,b) }
 function cos(n){ return Math.cos(n) }
 function sin(n){ return Math.sin(n) }