Created
November 19, 2010 13:56
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some simple snowflake code
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import flash.display.DisplayObject; | |
import flash.display.MovieClip; | |
import flash.events.Event; | |
var PARTICLES:Number = 60; | |
var OPACITY_SPEED:Number = 20; | |
var snowFlakes:Array = new Array(); | |
var snowFlakesProps:Array = new Array(); | |
var STAGE_WIDTH:Number = 400; | |
var STAGE_HEIGHT:Number = 600; | |
addEventListener(Event.ENTER_FRAME, function(event:Event) { | |
for(var f = 0; f < snowFlakes.length; f++) { | |
var t = snowFlakes[f]; | |
var o = snowFlakesProps[f]; | |
if(t.y > 0) { | |
t.alpha -= .01; | |
} | |
if(t.y > STAGE_HEIGHT) { | |
t.y = -10; | |
t.alpha = 1; | |
} else { | |
t.y += o.sp; | |
} | |
} | |
}); | |
for(var i = 0; i < PARTICLES; i++) { | |
var s = new Snow(); | |
s.name = 'flake_' + i; | |
s.x = Math.random() * STAGE_WIDTH; | |
s.y -= Math.random() * STAGE_HEIGHT; | |
var o:Object = new Object(); | |
o.sp = 1+Math.random()*2; | |
o.wi = -1.5+Math.random()*(1.4*3); | |
snowFlakesProps[i] = o; | |
addChild(s); | |
snowFlakes.push(s); | |
} |
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