Created
November 25, 2013 01:30
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<!DOCTYPE html> | |
<html lang="en"> | |
<head id="zeta"> | |
<title>okaq.com/speed</title> | |
<script type="text/javascript"> | |
// ok | |
console.log("speed ok"); | |
// perf | |
window.bigtime = window.performance.timing.responseEnd - window.performance.timing.navigationStart; | |
window.smalltime = window.performance.timing.responseEnd - window.performance.timing.requestStart; | |
console.log(window.performance); | |
// are we still loading? | |
// times in ms since epoch | |
// load | |
(function() { | |
// var async_load = function() { | |
// var pt = window.performance.timing; | |
// window.tots = pt.loadEventEnd - pt.navigationStart; | |
var async_load = function() { | |
g.init(); | |
} | |
window.addEventListener("load", async_load, false); | |
})(); | |
// game | |
var g = { | |
"init": function() { | |
console.log("g init..."); | |
console.log("bigtime: " + window.bigtime); | |
console.log("smalltime: " + window.smalltime); | |
c.init(); | |
pm.init(); | |
} | |
} | |
// pixel manipulation | |
var pm = { | |
"init": function() { | |
} | |
} | |
// canvas | |
var c = { | |
"init": function() { | |
c.can = document.getElementById("beta"); | |
c.con = c.can.getContext("2d"); | |
c.clear(); | |
c.chev() | |
}, | |
"chev": function() { | |
for (var i = 0; i < 8; i++) { | |
var lm = 32 * i; | |
var rm = c.can.width - 2 * (32 * i); | |
c.con.fillStyle = d.rand(); | |
c.con.fillRect(lm, lm, rm, rm); | |
} | |
}, | |
"clear": function() { | |
var bg = d.rand(); | |
var fg = d.rand(); | |
c.con.fillStyle = bg; | |
c.con.fillRect(0,0,c.can.width,c.can.height); | |
c.con.fillStyle = fg; | |
c.con.fillRect(32,32,c.can.width-64,c.can.height-64); | |
}, | |
// render - type array at x,y | |
"render": function() { | |
} | |
} | |
// design | |
var d = { | |
"rand": function() { | |
var a0 = 0.6 + 0.4 * Math.random(); | |
var d0 = [d.rb(), d.rb(), d.rb(), a0]; | |
var s0 = d0.join(","); | |
var s1 = "rgba(" + s0 + ")"; | |
return s1; | |
}, | |
"rb": function() { | |
return ((Math.random() * 255) >>> 0) | |
} | |
} | |
// unicode | |
var u = { | |
"rand": function(lo, hi) { | |
// return random unicode escape string within range | |
// Han characters start at '\u4e00' | |
var d0 = (hi - lo) >>> 0; | |
var d1 = ((Math.random() * d0) + lo) >>> 0; | |
return String.fromCharCode(d1); | |
} | |
} | |
</script> | |
</head> | |
<body id="alpha"> | |
<canvas id="beta" width="512" height="512"></canvas> | |
</body> | |
</html> |
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