Binary Multiplication Bit Patterns Quasimondo forked:1favorite:4lines:40license : MIT License modified : 2011-01-25 21:22:47 Embed Tweet package { import flash.display.Bitmap; import flash.display.BitmapData; import flash.display.DisplayObject; import flash.utils.ByteArray; import flash.display.Sprite; public class BinaryMultiplication extends Sprite { private var binaryMap:Vector.<uint>; public function BinaryMultiplication() { stage.scaleMode = "noScale"; stage.align = "TL"; run(); } private function run():void { var w:int = 256 * 6; var h:int = 256 * 6; var map:BitmapData = new BitmapData( w, h, false, 0xff434038 ); binaryMap = map.getVector( map.rect ); for ( var y:int = 0; y < 256; y++ ) { for ( var x:int = 0; x < 256; x++ ) { var value:int = x*y; var offset:int = y * 6 * w + x * 6; for ( var i:int = 4; --i > -1; ) { binaryMap[ offset + 4 - i ] = ( (value >> (i+12)) & 1 ? 0xffffffff : 0xff000000 ); binaryMap[ offset + 4 - i + w] = ( (value >> ( i + 8 ) ) & 1 ? 0xffffffff : 0xff000000 ); binaryMap[ offset + 4 - i + w + w] = ( (value >> (i + 4)) & 1 ? 0xffffffff : 0xff000000 ); binaryMap[ offset + 4 - i + w + w + w] = ( (value >> i ) & 1 ? 0xffffffff : 0xff000000 ); } } } map.setVector( map.rect, binaryMap ); var b:DisplayObject = addChild( new Bitmap( map ) ); b.scaleX = b.scaleY = 2; } } } Code Fullscreen Preview Fullscreen greentec andrewexex88.. novita001 bkzen binary bits visualization map scaleY scaleX addChild Vector uint Sprite int sort new page view favorite forked pv589 forked from: Binary Multiplica.. matacat forked:0 favorite:0lines:40 (diff:49)
