package { import flash.display.*; import flash.geom.*; import flash.text.*; import flash.events.Event; import flash.utils.ByteArray; import flash.filters.BlurFilter; [SWF(width = "465", height = "465", backgroundColor = "0x000000", frameRate = "30")] public class etudeNative3D extends Sprite { private const STAGE_WIDTH:uint = 465; private const STAGE_HEIGHT:uint = 465; private const STAGE_CENTER_X:Number = STAGE_WIDTH * 0.5; private const STAGE_CENTER_Y:Number = STAGE_HEIGHT * 0.5; private var _canvas:BitmapData; private var _glow:BitmapData; private var _rect:Rectangle; private var _cTra:ColorTransform; private var mapList:Array = []; private var totalParticle:uint = 3600; private var particles:Array = []; private var mtx3D:Matrix3D = new Matrix3D(); private var projection:PerspectiveProjection; private var projectionMatrix3D:Matrix3D; public function etudeNative3D() { init(); } private function init():void { addChild( new Bitmap( _canvas = new BitmapData ( STAGE_WIDTH, STAGE_HEIGHT, true, 0x00FFFFFF ) ) ); _glow = new BitmapData( STAGE_WIDTH/4, STAGE_HEIGHT/4, false, 0x0 ); var bm:Bitmap = addChild( new Bitmap( _glow, PixelSnapping.NEVER, true ) ) as Bitmap; bm.scaleX = bm.scaleY = 4; bm.blendMode = BlendMode.ADD; _rect = new Rectangle( 0, 0, STAGE_WIDTH, STAGE_HEIGHT ); _cTra = new ColorTransform( 0.95, 0.95, 0.95, 1.0 ); projection = new PerspectiveProjection(); projection.fieldOfView = 90; projectionMatrix3D = projection.toMatrix3D(); mapList = textToBit(); for ( var i:uint = 0; i < totalParticle; i++ ) { var particle:Particle = new Particle(); particles.push( particle ); var tmpPoint:Point = purposeMaker() particle.dx = tmpPoint.x; particle.dy = tmpPoint.y; } addEventListener( Event.ENTER_FRAME, onEnterFrameHandler ); } private function textToBit():Array { var tmpList:Array = []; var accuracy:Number = 2; var threshold:uint = 0x00FFFFFF; for ( var i:uint = 0; i < 11; i++ ) { var txt:TextField = new TextField(); txt.x = 0; txt.y = 0; txt.width = 90; txt.height = 90; txt.type = TextFieldType.DYNAMIC; txt.selectable = false; var tf:TextFormat = new TextFormat(); tf.font = "Font Bold"; tf.size = 80; tf.align = TextFormatAlign.CENTER; txt.textColor = 0xFFFFFF; txt.defaultTextFormat = tf; if ( i < 10 ) { txt.text = String( i ); } else { txt.text = ":"; } var tw:uint = txt.width / accuracy; var th:uint = txt.height / accuracy; var mapData:BitmapData = new BitmapData( tw, th, true, 0x00000000 ); var matrix:Matrix = new Matrix(); matrix.scale( 1 / accuracy, 1 / accuracy ); mapData.draw(txt, matrix); var byteArray:ByteArray = mapData.getPixels( new Rectangle( 0, 0, mapData.width, mapData.height ) ); byteArray.position = 0; tmpList[ i ] = []; for (var n:uint = 0; n < tw * th; n++) { var color:uint = byteArray.readInt(); if ( color > threshold ) { var pos:uint = n; var px:Number = ( pos % tw ) * accuracy + txt.x; var py:Number = Math.floor(pos / tw) * accuracy + txt.y; tmpList[ i ].push( { dx:px, dy:py, dz:0 } ); } } } return tmpList; } private function purposeMaker():Point { var destination:Point = new Point(); var totalType:uint = 8; var rndtxt:int = int( Math.random() * totalType ); var nDate:Date = new Date(); var Hour:String = String(nDate.hours + 100); Hour = Hour.substring( 1, 3) var Minute:String = String(nDate.minutes + 100); Minute = Minute.substring( 1, 3) var Second:String = String(nDate.seconds + 100); Second = Second.substring(1, 3) var str:String = Hour + ":" + Minute + ":" + Second; str = str.substring( rndtxt, rndtxt + 1 ); if( rndtxt == 2 || rndtxt == 5 ) { var dispTxt:uint = 10; } else { dispTxt = int( str ); } var rndpoint:int = int( Math.random() * mapList[ dispTxt ].length ); destination.x = mapList[ dispTxt ][ rndpoint ].dx + rndtxt * 50 - ( totalType * 50 * 0.5 ); destination.y = mapList[ dispTxt ][ rndpoint ].dy - 45; return destination; } private function onEnterFrameHandler( eventObject:Event ):void { var vertices3D:Vector.<Number> = new Vector.<Number>(); var projectedVerts:Vector.<Number> = new Vector.<Number>(); var uvts:Vector.<Number> = new Vector.<Number>(); var offsetZ:Number = 300; for ( var i:uint = 0; i < totalParticle; i++ ) { particles[ i ].update(); vertices3D.push( particles[ i ].px, particles[ i ].py, particles[ i ].pz ); } mtx3D.identity(); mtx3D.appendRotation( -20, Vector3D.Y_AXIS); mtx3D.appendRotation( 20, Vector3D.X_AXIS); mtx3D.appendTranslation( 0, 0, offsetZ ); mtx3D.append( projectionMatrix3D ); bugfix( mtx3D ); Utils3D.projectVectors( mtx3D, vertices3D, projectedVerts, uvts ); var variation:Number = 0.04; var ctx:Number = mouseX / 465; var cty:Number = mouseY / 465; if ( ctx > 0.95 ) { ctx = 0.95; } else if ( ctx < 0.05 ) { ctx = 0.05; } if ( cty > 0.95 ) { cty = 0.95; } else if ( cty < 0.05 ) { cty = 0.05; } if ( ctx > _cTra.redMultiplier ) { _cTra.redMultiplier += variation; } else { _cTra.redMultiplier -= variation; } if ( cty > _cTra.blueMultiplier ) { _cTra.blueMultiplier += variation; } else { _cTra.blueMultiplier -= variation; } _canvas.lock(); _canvas.applyFilter( _canvas, _rect, new Point(), new BlurFilter( 1.6, 1.6 ) ); _canvas.colorTransform( _rect, _cTra ); var pvLength:uint = projectedVerts.length * 0.5; for ( var j:uint = 0; j < pvLength; j++ ) { if ( particles[ j ].arrivalFlag ) { particles[ j ].renew(); var tmpPoint:Point = purposeMaker(); particles[ j ].dx = tmpPoint.x; particles[ j ].dy = tmpPoint.y; } if( uvts[ j * 3 + 2 ] > 0 ) { _canvas.setPixel32( projectedVerts[ j * 2 ] + STAGE_CENTER_X, projectedVerts[ j * 2 + 1 ] + STAGE_CENTER_Y, 0xFF999999 ); } } _canvas.unlock(); _glow.fillRect( _glow.rect, 0x00000000 ); _glow.draw( _canvas, new Matrix( 0.25, 0, 0, 0.25 ) ); } private function bugfix( matrix:Matrix3D ):void { var m1:Matrix3D = new Matrix3D(Vector.<Number>( [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0 ] ) ); var m2:Matrix3D = new Matrix3D(Vector.<Number>( [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0 ] ) ); m1.append( m2 ); if ( m1.rawData[15] == 20 ) { var rawData:Vector.<Number> = matrix.rawData; rawData[15] /= 20; matrix.rawData = rawData; } } } } class Particle { public var px:Number; public var py:Number; public var pz:Number; public var dx:Number = 0; public var dy:Number = 0; public var dz:Number = 0; public var easingX:Number = Math.random() * 0.08 + 0.16; public var easingY:Number = Math.random() * 0.08 + 0.16; public var easingZ:Number = Math.random() * 0.08 + 0.16; private const range:Number = 0.1; public var distance:Number; public var arrivalFlag:Boolean = false; public function Particle() { renew(); } public function update():void { px += ( dx - px ) * easingX; py += ( dy - py ) * easingY; pz += ( dz - pz ) * easingZ; distance = Math.sqrt( ( dx - px ) * (dx - px ) + ( dy - py ) * ( dy - py ) + ( dz - pz ) * ( dz - pz ) ); if ( distance < range ) { arrivalFlag = true; } } public function renew():void { px = Math.random() * 800 - 400; py = dy; pz = Math.random() * 4000 - 2000; arrivalFlag = false; } }