package { import flash.display.*; import flash.geom.*; import flash.events.*; import flash.text.*; import flash.utils.*; public class Main extends Sprite { static private const N:uint = 10; static private const M:uint = 10000; private function _init():void { _debug( "各テスト " + M + " * " + N + " 回処理させた計算結果 [単位 : ミリ秒]\n" + "(誤差は多少生じます)\n" ); _measure("カラ運転", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { Math.random(); Math.random(); Math.random(); } } }); _measure("Object格納", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = {x:Math.random(), y:Math.random(), z:Math.random()}; } } }); _measure("Array格納", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = [Math.random(), Math.random(), Math.random()]; } } }); _measure("Class格納", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = new P(Math.random(), Math.random(), Math.random()); } } }); _measure("Vector3D格納", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = new Vector3D(Math.random(), Math.random(), Math.random()); } } }); _measure("Object格納ソート", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = {x:Math.random(), y:Math.random(), z:Math.random()}; } a.sortOn("z", Array.NUMERIC); } }); _measure("Array格納ソート", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = [Math.random(), Math.random(), Math.random()]; } a.sortOn("2", Array.NUMERIC); } }); _measure("Class格納ソート", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = new P(Math.random(), Math.random(), Math.random()); } a.sortOn("z", Array.NUMERIC); } }); _measure("Vector3D格納ソート", function ():void { for(var j : uint = 0;j < N;j++){ var a : Array = new Array(M); for (var i:uint = 0; i < M; i++) { a[i] = new Vector3D(Math.random(), Math.random(), Math.random()); } a.sortOn("z", Array.NUMERIC); } }); _debug("\nClass=Vector3D>Array=Object って感じかしら"); } private var _field:TextField; private var _time:uint; public function Main():void { _setup(); _init(); } private function _measure(title:String, func:Function, ...params):void { _time = getTimer(); func.apply(null, params); _time = getTimer() - _time; _debug("[ " + title + " ] --> " + _time + " ms"); } private function _debug(log:String):void { _field.appendText(log + "\n"); } private function _setup():void { _field = new TextField(); _field.width = stage.stageWidth - 40; _field.height = stage.stageHeight - 60; _field.x = 20; _field.y = 60; _field.multiline = true; _field.wordWrap = true; var format:TextFormat = _field.defaultTextFormat; format.font = "_sans"; _field.defaultTextFormat = format; addChild(_field); var button:Sprite = new Sprite(); button.graphics.lineStyle(1, 0xBBBBBB); button.graphics.beginFill(0xEEEEEE); button.graphics.drawRoundRect(0, 0, 100, 20, 5, 5); button.graphics.endFill(); addChild(button); button.x = 20; button.y = 20; button.mouseChildren = false; button.buttonMode = true; var field:TextField = new TextField(); field.width = 100; field.height = 20; field.htmlText = "<p align='center'><font face='_sans'>再計算</span></p>"; button.addChild(field); button.addEventListener(MouseEvent.CLICK, function ():void { _field.text = ""; _init(); }); } } } class P { public var x : Number; public var y : Number; public var z : Number; public function P(x_ : Number, y_ : Number, z_ : Number){ x = x_; y = y_; z = z_; } } zソート等の格納先