// forked from egyu2's 3d wire package { import flash.display.Sprite; import flash.events.Event; import flash.geom.Matrix3D; import flash.geom.PerspectiveProjection; import flash.geom.Vector3D; [SWF(width=465, height=465, backgroundColor=0xFFFFFF, frameRate="30")] public class Main extends Sprite { protected var vec:Vector.<Line>; protected var lines:Vector.<Vector.<Line>>; private var sp:Sprite; private var cameraPosition:Line; private var cameraRotationX:Number = 0; private var cameraRotationY:Number = 0; private var cameraRotationZ:Number = 0; private var cameraScaleNow:Number = 1; private var cameraScaleTarget:Number = 1; private var cameraScaleAc:Number = 1; public function Main():void { if (stage) init(); else addEventListener(Event.ADDED_TO_STAGE, init); } private function init(e:Event = null):void { removeEventListener(Event.ADDED_TO_STAGE, init); // entry point this.vec = new Vector.<Line>(); this.lines = new Vector.<Vector.<Line>>; for (var i:int = 0; i < 4; i++) { var tmp:Vector.<Line> = new Vector.<Line>; this.lines.push(tmp); } this.sp = new Sprite(); this.sp.x = this.stage.stageWidth / 2; this.sp.y = this.stage.stageHeight / 2; this.sp.scaleX = this.sp.scaleY = this.sp.scaleZ = 1; this.addChild(this.sp); this.cameraPosition = new Line(); this.sp.addEventListener(Event.ENTER_FRAME , onEnterFrame); } private function onEnterFrame(e:Event):void { this.cameraPosition.xAc = Math.random() * 14 - 7; this.cameraPosition.yAc = Math.random() * 14 - 7; this.cameraPosition.zAc = Math.random() * 14 - 7; this.cameraPosition.xSpeed += this.cameraPosition.xAc; this.cameraPosition.ySpeed += this.cameraPosition.yAc; this.cameraPosition.zSpeed += this.cameraPosition.zAc; this.cameraPosition.xOld = this.cameraPosition.x; this.cameraPosition.yOld = this.cameraPosition.y; this.cameraPosition.zOld = this.cameraPosition.z; this.cameraPosition.x += this.cameraPosition.xSpeed; this.cameraPosition.y += this.cameraPosition.ySpeed; this.cameraPosition.z += this.cameraPosition.zSpeed; this.cameraPosition.xSpeed *= 0.9; this.cameraPosition.ySpeed *= 0.9; this.cameraPosition.zSpeed *= 0.9; this.vec.push(this.cameraPosition.copy()); if (this.vec.length > 10) this.vec.shift(); this.setPosition(); this.setPosition2(); this.sp.graphics.clear(); //this.draw(); this.drawChildren(); //this.cameraChange(); } private function cameraChange():void { if (Math.random() > 0.95) { this.cameraScaleTarget = Math.random() * 1.5 + 0.2; } this.cameraScaleAc = (this.cameraScaleTarget - this.cameraScaleNow)*0.1; this.cameraScaleNow += this.cameraScaleAc; this.sp.scaleX = this.sp.scaleY = this.sp.scaleZ = this.cameraScaleNow; } private function draw():void { var a:Line; for each(a in this.vec) { this.sp.graphics.lineStyle(20, 0xff5500); this.sp.graphics.moveTo(a.xOld, a.yOld); this.sp.graphics.lineTo(a.x, a.y); } } private function drawChildren():void { var isRotateflg:Boolean = true; if (isRotateflg) { this.cameraRotationX += 1; this.cameraRotationY += 1; this.cameraRotationZ += 1; this.cameraRotationX %= 360; this.cameraRotationY %= 360; this.cameraRotationZ %= 360; var m3d:Matrix3D = new Matrix3D(); m3d.appendRotation(cameraRotationX, Vector3D.X_AXIS); m3d.appendRotation(cameraRotationY, Vector3D.Y_AXIS); m3d.appendRotation(cameraRotationZ, Vector3D.Z_AXIS); } var a:Vector.<Line>; for each(a in this.lines) { var b:Line; for each(b in a) { if (isRotateflg) { var tv:Vector3D = m3d.transformVector(b as Vector3D); var tv2:Vector3D = new Vector3D(); tv2.x = b.xOld; tv2.y = b.yOld; tv2.z = b.zOld; tv2 = m3d.transformVector(tv2 as Vector3D); } var thic:Number = (b.z + 10) / 10; var color:Number = (256 * thic * 10 as int) + (36 * thic as int) + (thic as int); this.sp.graphics.lineStyle(thic, color); if (isRotateflg) { this.sp.graphics.moveTo(tv2.x, tv2.y); this.sp.graphics.lineTo(tv.x, tv.y); } else { this.sp.graphics.moveTo(b.xOld, b.yOld); this.sp.graphics.lineTo(b.x, b.y); } } } } private function setPosition2():void { var a:Line; for each(a in this.vec) { a.x -= this.cameraPosition.x; a.y -= this.cameraPosition.y; a.z -= this.cameraPosition.z; a.xOld -= this.cameraPosition.x; a.yOld -= this.cameraPosition.y; a.zOld -= this.cameraPosition.z; } var xDiff:Number = this.cameraPosition.x; var yDiff:Number = this.cameraPosition.y; var zDiff:Number = this.cameraPosition.z; this.cameraPosition.xOld -= xDiff; this.cameraPosition.yOld -= yDiff; this.cameraPosition.zOld -= zDiff; this.cameraPosition.x -= xDiff; this.cameraPosition.y -= yDiff; this.cameraPosition.z -= zDiff; } private function setPosition():void { var a:Vector.<Line>; var tmpLines:Vector.<Vector.<Line>> = new Vector.<Vector.<Line>>; for (var i:int = 0; i < this.lines.length; i++) { a = this.lines[i]; var b:Line; for each(b in a) { b.x -= this.cameraPosition.x; b.y -= this.cameraPosition.y; b.z -= this.cameraPosition.z; b.xOld -= this.cameraPosition.x; b.yOld -= this.cameraPosition.y; b.zOld -= this.cameraPosition.z; } var tmpLine:Line = new Line(); var lastLineNum:int = a.length - 1; if (a.length) { tmpLine.xAc = a[lastLineNum].xAc; tmpLine.yAc = a[lastLineNum].yAc; tmpLine.zAc = a[lastLineNum].zAc; if (Math.random() > 0.7) { tmpLine.xAc += (Math.random() * 60 - 30); tmpLine.yAc += (Math.random() * 60 - 30); tmpLine.zAc += (Math.random() * 60 - 30); } else { var xDiff:Number = a[lastLineNum].x; var yDiff:Number = a[lastLineNum].y; var zDiff:Number = a[lastLineNum].z; tmpLine.xAc -= xDiff * 0.3; tmpLine.yAc -= yDiff * 0.3; tmpLine.zAc -= zDiff * 0.3; } tmpLine.xAc *= 0.5; tmpLine.yAc *= 0.5; tmpLine.zAc *= 0.5; tmpLine.xSpeed = a[lastLineNum].xSpeed; tmpLine.ySpeed = a[lastLineNum].ySpeed; tmpLine.zSpeed = a[lastLineNum].zSpeed; tmpLine.xSpeed += a[lastLineNum].xAc; tmpLine.ySpeed += a[lastLineNum].yAc; tmpLine.zSpeed += a[lastLineNum].zAc; tmpLine.xOld = a[lastLineNum].x; tmpLine.yOld = a[lastLineNum].y; tmpLine.zOld = a[lastLineNum].z; tmpLine.x += a[lastLineNum].xSpeed; tmpLine.y += a[lastLineNum].ySpeed; tmpLine.z += a[lastLineNum].zSpeed; } a.push(tmpLine); if (a.length > 80) a.shift(); tmpLines.push(a); } this.lines = tmpLines; } } } import flash.geom.Vector3D; class Line extends Vector3D { public var xOld:Number = 0; public var yOld:Number = 0; public var zOld:Number = 0; public var xSpeed:Number = 0; public var ySpeed:Number = 0; public var zSpeed:Number = 0; public var xAc:Number = 0; public var yAc:Number = 0; public var zAc:Number = 0; public var fr:Number = 0.5; public function Line() { } public function copy():Line { var self:Line = new Line(); self.x = this.x; self.y = this.y; self.z = this.z; self.xOld = this.xOld; self.yOld = this.yOld; self.zOld = this.zOld; self.xSpeed = this.xSpeed; self.ySpeed = this.ySpeed; self.zSpeed = this.zSpeed; self.xAc = this.xAc; self.yAc = this.yAc; self.zAc = this.zAc; self.fr = this.fr; return self; } }