diff options
Diffstat (limited to 'js/util.js')
| -rw-r--r-- | js/util.js | 16 |
1 files changed, 15 insertions, 1 deletions
@@ -47,6 +47,13 @@ function rand(n){ return (Math.random()*n) } function randint(n){ return rand(n)|0 } function randrange(a,b){ return a + rand(b-a) } function randsign(){ return random() >= 0.5 ? -1 : 1 } + +function xrandom(exp){ return Math.pow(Math.random(), exp) } +function xrand(exp,n){ return (xrandom(exp)*n) } +function xrandint(exp,n){ return rand(exp,n)|0 } +function xrandrange(exp,a,b){ return a + xrand(exp,b-a) } +function xrandsign(){ return xrandom() >= 0.5 ? -1 : 1 } + function choice(a){ return a[randint(a.length)] } function deg(n){ return n*180/PI } function rad(n){ return n*PI/180 } @@ -74,7 +81,6 @@ function step(a, b){ // ^^ bool -> int } - function julestep (a,b,n) { return clamp(norm(n,a,b), 0.0, 1.0); } @@ -160,6 +166,14 @@ d=this.apply(a,arguments))===e?a:d}.bind(d):d;a.init&&a.init.apply(a,arguments) ]!==e&&(d["__"+c]=b[c]);return a(d)},f},typeof module=="object"&&(module.exports =Model); // c-{{{-< +function defaults (dest, src) { + dest = dest || {} + for (var i in src) { + dest[i] = typeof dest[i] == 'undefined' ? src[i] : dest[i] + } + return dest +} + // Naive useragent detection pattern var is_iphone = (navigator.userAgent.match(/iPhone/i)) || (navigator.userAgent.match(/iPod/i)) var is_ipad = (navigator.userAgent.match(/iPad/i)) |