AS3 Loop Through Pixels In A Bitmap - ActionScript 3 Snipplr Social Repository

Revision: 47209

at June 2, 2011 19:52 by adrianparr

Initial Code

import flash.display.Bitmap;
import flash.display.BitmapData;
 
var bmpd:BitmapData = new LibraryBitmap(1,1);
var bitmap:Bitmap = new Bitmap();
bitmap.bitmapData = bmpd;
addChild(bitmap);
 
var wide:int = bmpd.width;
var tall:int = bmpd.height;
var totalPixels:int = wide * tall;
trace("wide: " + wide);
trace("tall: " + tall);
trace("totalPixels: " + totalPixels);
var index:int = totalPixels + 1;
var useIndex:int;
var xPixel:int;
var yPixel:int;
while (--index > 0) {
	useIndex = index - 1;
	xPixel = useIndex % wide;
	yPixel = int(useIndex / wide);
	bmpd.setPixel(xPixel, yPixel, 0xff0000);
}

Initial URL

http://spilled-milk.com/blog/2010/06/30/faster-pixel-loop-itteration/

Initial Description

Initial Title

AS3 Loop Through Pixels In A Bitmap

Initial Tags

Initial Language

ActionScript 3

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