Forked from:: matsumos's 某Pad

forked from: 某Pad

自分用に作っただけなので、特に深い意図は無いです、
中に配置する画像（背景が透明のPNG）をロード。

Alternativa3D を簡単に扱うためのベーシックテンプレート
@author Yasu (clockmaker)

forked:1
favorite:0
lines:520
license : MIT License
modified : 2010-10-19 11:14:02

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// forked from matsumos's 某Pad
// forked from narutohyper's noFlashSeal（偽物）
// forked from clockmaker's [Alternativa3D] Basic Template
package {
	import alternativ5.engine3d.materials.MovieClipMaterial;
	import alternativ5.engine3d.materials.FillMaterial;
	import alternativ5.engine3d.primitives.Plane;
	import flash.display.Shape;
	import flash.events.KeyboardEvent;
	import flash.events.MouseEvent;

import alternativ5.engine3d.core.Object3D;
	import alternativ5.engine3d.primitives.Box;
	import alternativ5.engine3d.primitives.Cone;
	import alternativ5.engine3d.events.MouseEvent3D;
	import alternativ5.types.Point3D;

import flash.display.Sprite;
	import flash.display.MovieClip;
	import flash.display.BitmapData;
	import flash.display.Loader;
	import flash.net.URLRequest; 
	import flash.geom.Matrix; 
	import flash.events.Event;
	import flash.utils.ByteArray;

import flash.net.*;
	import org.libspark.thread.EnterFrameThreadExecutor;
	import org.libspark.thread.Thread;

[SWF(width = 465, height = 465, frameRate = 60)]
	/*
	自分用に作っただけなので、特に深い意図は無いです、
	中に配置する画像（背景が透明のPNG）をロード。
	*/
	/**
	 * Alternativa3D を簡単に扱うためのベーシックテンプレート
	 * @author Yasu (clockmaker)
	 */
	public class SimpleDemo extends Sprite {

public var img1:Loader
		public var template:BasicTemplate
		public var mc1:MovieClip;
		public var plane:Plane;

public function SimpleDemo():void {
			// テンプレートを作成します
			
			var bg:Shape = new Shape();
			bg.graphics.beginFill(0x0);
			bg.graphics.drawRect(110, 200, 200, 200);
			bg.graphics.endFill();
			addChild(bg);
			
			var template:BasicTemplate = new BasicTemplate();
			addChild(template);
			template.camera.coords=new Point3D(-800,-800,700);

Thread.initialize(new EnterFrameThreadExecutor());
			new MainThread(this).start();
			
			img1 = new Loader(); 
			//img2 = new Loader(); 
			img1.load(new URLRequest('http://assets.wonderfl.net/images/related_images/a/a2/a235/a23539b3cebd3c86ed745a2ae2afae32bfa32bfc')); 
			addChild(img1);
			//img1.alpha = 0.2;
			img1.x = (465 - 341) >> 1;
			img1.y = (465 - 450) >> 1;
			
			mc1=new MovieClip()

//MovieClipMaterialのスケーリングにバグがあるので、以下の対処方で処理
			var clipWidth:int = 200;
			var clipHeight:int = 200;
			mc1.scaleY = clipWidth/clipHeight;
			var matrix:Matrix = new Matrix(1, 0, 0, clipWidth/clipHeight); 
			var mcm1:MovieClipMaterial=new MovieClipMaterial(mc1,clipWidth,clipWidth,null,matrix,true)

// プリミティブを作成します
			plane = new Plane(200, 200, 20, 20);
			plane.rotationX = 90;
			plane.setMaterialToSurface(mcm1, 'front');
			
			template.scene.root.addChild(plane);

var pos:Point3D = new Point3D();
			pos.x = plane.x;
			pos.y = plane.y; 
			pos.z = plane.z;
			template.cameraContoller.lookAt(pos);
			
			with(template.camera) {
				x =  907.2257738784996
				y =  -2246.0827362651494
				z =  -1944.3373132335682
				rotationX =  -0.863937979737193
				rotationY =  -0.11999999999999998
				rotationZ =  0.2617993877991494
				fov =  0.22689280275926252
			}
			
			stage.addEventListener(KeyboardEvent.KEY_DOWN, KeyDownHandler);
			stage.addEventListener(KeyboardEvent.KEY_UP, keyUpHandler);
			stage.addEventListener(KeyboardEvent.KEY_DOWN, KeyDown);
			
			stage.addEventListener( MouseEvent.MOUSE_DOWN, mouseDownHandler );
			stage.addEventListener( MouseEvent.MOUSE_UP, mouseUpHandler );
			stage.addEventListener( Event.MOUSE_LEAVE, mouseUpHandler );
		}

private function mouseUpHandler(e:Event):void 
		{
			stage.removeEventListener( MouseEvent.MOUSE_MOVE, moveHandler );
			stage.removeEventListener( MouseEvent.MOUSE_MOVE, scaleHandler );
		}
		
		private function mouseDownHandler(e:MouseEvent):void 
		{
			pastX = mouseX;
			pastY = mouseY;
			
			if (shiftKey) {
				stage.addEventListener( MouseEvent.MOUSE_MOVE, scaleHandler );
			}
			else {
				stage.addEventListener( MouseEvent.MOUSE_MOVE, moveHandler );
			}
		}
		
		private function scaleHandler(e:MouseEvent):void 
		{
			plane.scaleX += ( pastY - mouseY ) * .01;
			plane.scaleY = plane.scaleX;
			pastY = mouseY;
		}
		
		private var pastX:Number = 0;
		private var pastY:Number = 0;
		private var shiftKey:Boolean = false;
		
		private function moveHandler(e:MouseEvent):void 
		{
			plane.x -= pastX - mouseX;
			plane.y -= pastY - mouseY;
			
			pastX = mouseX;
			pastY = mouseY;
		}
		
		private function KeyDownHandler(e:KeyboardEvent):void {
			if (e.keyCode == 16) {
				shiftKey = true;
			}
		}
		
		private function keyUpHandler(e:KeyboardEvent):void {
			if (e.keyCode == 16) {
				shiftKey = false;
			}
		}
		
		private function KeyDown(e:KeyboardEvent):void{
			if (e.keyCode == 38) {
				plane.z += 2; 
			}
			if (e.keyCode == 37) {
				plane.x -= 2; 
			}
			if (e.keyCode == 40) {
				plane.z -= 2; 
			}
			if (e.keyCode == 39) {
				plane.x += 2; 
			}
		}

}
}

import org.libspark.thread.Thread;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.display.SimpleButton;
import flash.utils.ByteArray; 
import flash.net.FileReference;
import flash.net.FileReferenceList;
import flash.geom.Matrix;
import flash.geom.Point;
import flash.geom.Rectangle;
import flash.display.*;
import flash.text.*;
import flash.system.Security;

class MainThread extends Thread {
	public static const CROSSDOMAIN:String = "http://assets.wonderfl.net/crossdomain.xml";
	private var _base:SimpleDemo;
	private var _loadButton:Button;
	private var _saveButton:Button;
	private var _original:Loader;
	private var _guide:Guide;

private var bmd1:BitmapData
	private var bm1:Bitmap

public function MainThread(base:SimpleDemo) {
		this._base = base;

this._loadButton = this._base.addChild(new Button('LOAD', 60)) as Button;
		this._loadButton.x = this._loadButton.y = 1;
		this._saveButton = this._base.addChild(new Button('SAVE', 60)) as Button;
		this._saveButton.x = 1;
		this._saveButton.y = this._loadButton.height + 2;

this._guide = this._base.addChild(new Guide()) as Guide;
		this._guide.x = (465 - 341) >> 1;
		this._guide.y = (465 - 450) >> 1;

this.bmd1=new BitmapData(200,200,false,0x0)
		this.bm1=new Bitmap()

}

protected override function run():void {
		this._event();
	}

private function _event():void {
		event(this._loadButton, MouseEvent.CLICK, this._loadImage);
		event(this._saveButton, MouseEvent.CLICK, this._saveImage);
		Security.loadPolicyFile(CROSSDOMAIN);
	}

// load image
	private function _loadImage(e:MouseEvent):void {
		trace(Button(e.target).label)
		var file:FileReference = new FileReference();
		event(file, Event.SELECT, this._loadFileSelected);
		event(file, Event.CANCEL, this._loadFileCancel);
		file.browse();
	}

private function _loadFileSelected(e:Event):void {
		var file:FileReference = FileReference(e.target);
		event(file, Event.COMPLETE, this._fileLoaded);
		file.load();
	}
	
	private function _fileLoaded(e:Event):void {
		if (this._original) {
			//this._original.parent.removeChild(this._original);
			this._original.unload();
		}
		this._original = new Loader();
		this._original.loadBytes(FileReference(e.target).data);
		event(this._original.contentLoaderInfo, Event.COMPLETE, this._imageLoaded);
	}

private function _loadFileCancel(e:Event):void {
		this._event();
	}

private function _imageLoaded(e:Event):void {
		var a:Number = 200 / this._original.height;
		var mtr:Matrix=new Matrix(a,0,0,a,(200-(this._original.width*a))/2,(200-(this._original.height*a))/2)

this.bmd1=new BitmapData(200,200,false,0x0)
		this.bmd1.draw(this._original.content,mtr)
		this.bm1.bitmapData=bmd1

this._base.mc1.addChild(this.bm1)

this._event();
	}

// save image 
	private function _saveImage(e:Event):void { 
		var raw:BitmapData = new BitmapData(341, 450, true, 0x0); 
		this._guide.visible = false;
		raw.draw(this._base, new Matrix(1, 0, 0, 1, -this._guide.x, -this._guide.y), null, null, null, true);
		this._guide.visible = true;
		var png:ByteArray = PNGEnc.encode(raw); 
		raw.dispose(); 
		var file:FileReference = new FileReference(); 
		event(file, Event.SELECT, this._saveFileSelected); 
		event(file, Event.CANCEL, this._saveFileSelected);
		file.save(png, 'pad.png'); 
	}

private function _saveFileSelected(e:Event):void { 
		this._event();
	}

}

class Guide extends Shape {
	
	public function Guide() {
		var g:Graphics = this.graphics;
		g.lineStyle(1, 0xFFFFFF, 0.3, true);
		g.drawRect(0, 0, 341, 450);
	}
}

class Button extends SimpleButton {
	public var label:String

public function Button(_label:String, width:int = 0):void {
		label=_label
		var up:Sprite = _buildImage(label, 0x0, width);
		var over:Sprite = _buildImage(label, 0x333333, width);
		var down:Sprite = _buildImage(label, 0x333333, width);
		down.y = 1;
		super(up, over, down, up);
	}
	
	private static function _buildImage(label:String, color:int, width:int = 0):Sprite {
		var text:TextField = new TextField();
		text.defaultTextFormat = new TextFormat('Verdana', 10, 0xffffff, true, null, null, null, null, TextFormatAlign.CENTER);
		text.autoSize = TextFieldAutoSize.LEFT
		text.selectable = false;
		text.text = label;
		text.x = (width - text.width) >> 1;
		text.y = 5;
		var base:Shape = new Shape();
		var g:Graphics = base.graphics;
		g.beginFill(color);
		g.drawRect(0, 0, width, text.height + 10);
		g.endFill();
		var sp:Sprite = new Sprite();
		sp.addChild(base);
		sp.addChild(text);
		return sp;
	}
}

import alternativ5.engine3d.controllers.CameraController;
import alternativ5.engine3d.core.Camera3D;
import alternativ5.engine3d.core.Object3D;
import alternativ5.engine3d.core.Scene3D;
import alternativ5.engine3d.display.View;
import flash.display.Sprite;
import flash.display.StageAlign;
import flash.display.StageQuality;
import flash.display.StageScaleMode;
import flash.events.Event;

/**
 * BasicTemplate for Alternativa3D
 * Alternativa3Dを扱いやすくするためのテンプレートです
 * @author Yasu
 */
class BasicTemplate extends Sprite{
	/**
	 * シーンインスタンスです。
	 */
	public var scene:Scene3D;
	/**
	 * ビューインスタンスです。
	 */
	public var view:View;
	/**
	 * カメラインスタンスです。
	 */
	public var camera:Camera3D;
	/**
	 * カメラコントローラーです。
	 */
	public var cameraContoller:CameraController;
	
	private var _viewWidth:int;
	private var _viewHeight:int;
	private var _scaleToStage:Boolean;

/**
	 * 新しい BasicTemplate インスタンスを作成します。
	 * @param	viewWidth
	 * @param	viewHeight
	 * @param	scaleToStage
	 */
	public function BasicTemplate(viewWidth:int=640, viewHeight:int=480, scaleToStage:Boolean = true) {
		_viewWidth = viewWidth;
		_viewHeight = viewHeight;
		_scaleToStage = scaleToStage;
		
		// Creating scene
		scene = new Scene3D();
		scene.splitAnalysis = false; // not analysis for performance
		scene.root = new Object3D();
		
		// Adding camera
		camera = new Camera3D();
		camera.z = -1000;
		scene.root.addChild(camera);
		
		// camera contoller
		cameraContoller = new CameraController(this);
		cameraContoller.camera = camera;
		
		// set view
		view = new View();
		view.camera = camera;
		addChild(view);
		
		// stage
		if (stage) init();
		else addEventListener(Event.ADDED_TO_STAGE, init);
	}
	
	/**
	 * 初期化されたときに実行されるイベントです。
	 * 初期化時に実行したい処理をオーバーライドして記述します。
	 */
	protected function atInit():void {}
	
	/**
	 * 初期化されたときに実行されるイベントです。
	 * 初期化時に実行したい処理を記述します。
	 */
	private var _onInit:Function = function():void { };
	public function get onInit():Function { return _onInit; }
	public function set onInit(value:Function):void {
		_onInit = value;
	}
	
	/**
	 * Event.ENTER_FRAME 時に実行されるレンダリングのイベントです。
	 * レンダリング前に実行したい処理をオーバーライドして記述します。
	 */
	protected function atPreRender():void {}
	
	/**
	 * Event.ENTER_FRAME 時に実行されるレンダリングのイベントです。
	 * レンダリング前に実行したい処理を記述します。
	 */
	private var _onPreRender:Function = function():void{};
	public function get onPreRender():Function { return _onPreRender; }
	public function set onPreRender(value:Function):void {
		_onPreRender = value;
	}
	
	/**
	 * Event.ENTER_FRAME 時に実行されるレンダリングのイベントです。
	 * レンダリング後に実行したい処理をオーバーライドして記述します。
	 */
	protected function atPostRender():void {
	}
	
	/**
	 * Event.ENTER_FRAME 時に実行されるレンダリングのイベントです。
	 * レンダリング後に実行したい処理を記述します。
	 */
	protected var _onPostRender:Function = function():void{};
	public function get onPostRender():Function { return _onPostRender; }
	public function set onPostRender(value:Function):void {
		_onPostRender = value;
	}
	
	/**
	 * レンダリングを開始します。
	 */
	public function startRendering():void {
		addEventListener(Event.ENTER_FRAME, onRenderTick);
	}
	/**
	 * レンダリングを停止します。
	 */
	public function stopRendering():void {
		removeEventListener(Event.ENTER_FRAME, onRenderTick);
	}
	
	/**
	 * シングルレンダリング(レンダリングを一回だけ)を実行します。
	 */
	public function singleRender():void {
		onRenderTick();
	}
	
	/**
	 * @private
	 */
	private function init(e:Event = null):void {
		stage.scaleMode = StageScaleMode.NO_SCALE;
		stage.align = StageAlign.TOP_LEFT;
		stage.quality = StageQuality.HIGH;

// resize
		stage.addEventListener(Event.RESIZE, onResize);
		onResize(null);
		
		// render
		startRendering();
		
		atInit();
		_onInit();
		
	}
	
	/**
	 * @private
	 */
	private function onRenderTick(e:Event = null):void {
		atPostRender();
		_onPostRender();
		scene.calculate();
		atPreRender();
		_onPreRender();
	}
	
	/**
	 * @private
	 */
	private function onResize(event:Event = null):void {
		if (_scaleToStage) {
			view.width = stage.stageWidth;
			view.height = stage.stageHeight;
		}else {
			view.width = _viewWidth;
			view.height = _viewHeight;
		}
	}
}

// http://www.5etdemi.com/blog/archives/2006/12/as3-png-encoder-faster-better/

class PNGEnc { 
		 
		public static function encode(img:BitmapData, type:uint = 0):ByteArray { 
				 
				// Create output byte array 
				var png:ByteArray = new ByteArray(); 
				// Write PNG signature 
				png.writeUnsignedInt(0x89504e47); 
				png.writeUnsignedInt(0x0D0A1A0A); 
				// Build IHDR chunk 
				var IHDR:ByteArray = new ByteArray(); 
				IHDR.writeInt(img.width); 
				IHDR.writeInt(img.height); 
				if(img.transparent || type == 0) 
				{ 
						IHDR.writeUnsignedInt(0x08060000); // 32bit RGBA 
				} 
				else 
				{ 
						IHDR.writeUnsignedInt(0x08020000); //24bit RGB 
				} 
				IHDR.writeByte(0); 
				writeChunk(png,0x49484452,IHDR); 
				// Build IDAT chunk 
				var IDAT:ByteArray= new ByteArray(); 
				 
				switch(type) 
				{ 
						case 0: 
								writeRaw(img, IDAT); 
								break; 
						case 1: 
								writeSub(img, IDAT); 
								break; 
				} 
				 
				IDAT.compress(); 
				writeChunk(png,0x49444154,IDAT); 
				// Build IEND chunk 
				writeChunk(png,0x49454E44,null); 
				// return PNG 
				 
				 
				 
				return png; 
		} 
		 
		private static function writeRaw(img:BitmapData, IDAT:ByteArray):void 
		{ 
				var h:int = img.height; 
				var w:int = img.width; 
				var transparent:Boolean = img.transparent; 
				 
				for(var i:int=0;i < h;i++) { 
						// no filter 
						if ( !transparent ) { 
								var subImage:ByteArray = img.getPixels( 
										new Rectangle(0, i, w, 1)); 
								//Here we overwrite the alpha value of the first pixel 
								//to be the filter 0 flag 
								subImage[0] = 0; 
								IDAT.writeBytes(subImage); 
								//And we add a byte at the end to wrap the alpha values 
								IDAT.writeByte(0xff); 
						} else { 
								IDAT.writeByte(0); 
								var p:uint; 
								for(var j:int=0;j < w;j++) { 
										p = img.getPixel32(j,i); 
										IDAT.writeUnsignedInt( 
												uint(((p&0xFFFFFF) << 8)| 
												(p>>>24))); 
								} 
						} 
				} 
		} 
		 
		private static function writeSub(img:BitmapData, IDAT:ByteArray):void 
		{ 
				var r1:uint; 
				var g1:uint; 
				var b1:uint; 
				var a1:uint; 
				 
				var r2:uint; 
				var g2:uint; 
				var b2:uint; 
				var a2:uint; 
				 
				var r3:uint; 
				var g3:uint; 
				var b3:uint; 
				var a3:uint; 
				 
				var p:uint; 
				var h:int = img.height; 
				var w:int = img.width; 
				 
				for(var i:int=0;i < h;i++) { 
						// no filter 
						IDAT.writeByte(1); 
						if ( !img.transparent ) { 
								r1 = 0; 
								g1 = 0; 
								b1 = 0; 
								a1 = 0xff; 
								for(var j:int=0;j < w;j++) { 
										p = img.getPixel(j,i); 
										 
										r2 = p >> 16 & 0xff; 
										g2 = p >> 8  & 0xff; 
										b2 = p & 0xff; 
										 
										r3 = (r2 - r1 + 256) & 0xff; 
										g3 = (g2 - g1 + 256) & 0xff; 
										b3 = (b2 - b1 + 256) & 0xff; 
										 
										IDAT.writeByte(r3); 
										IDAT.writeByte(g3); 
										IDAT.writeByte(b3); 
										 
										r1 = r2; 
										g1 = g2; 
										b1 = b2; 
										a1 = 0; 
								} 
						} else { 
								r1 = 0; 
								g1 = 0; 
								b1 = 0; 
								a1 = 0; 
								for(j=0;j < w;j++) { 
										p = img.getPixel32(j,i); 
										 
										a2 = p >> 24 & 0xff; 
										r2 = p >> 16 & 0xff; 
										g2 = p >> 8  & 0xff; 
										b2 = p & 0xff; 
										 
										r3 = (r2 - r1 + 256) & 0xff; 
										g3 = (g2 - g1 + 256) & 0xff; 
										b3 = (b2 - b1 + 256) & 0xff; 
										a3 = (a2 - a1 + 256) & 0xff; 
										 
										IDAT.writeByte(r3); 
										IDAT.writeByte(g3); 
										IDAT.writeByte(b3); 
										IDAT.writeByte(a3); 
										 
										r1 = r2; 
										g1 = g2; 
										b1 = b2; 
										a1 = a2; 
								} 
						} 
				} 
		}

private static var crcTable:Array; 
		private static var crcTableComputed:Boolean = false;

private static function writeChunk(png:ByteArray,  
						type:uint, data:ByteArray):void { 
				var c:uint; 
				if (!crcTableComputed) { 
						crcTableComputed = true; 
						crcTable = []; 
						for (var n:uint = 0; n < 256; n++) { 
								c = n; 
								for (var k:uint = 0; k < 8; k++) { 
										if (c & 1) { 
												c = uint(uint(0xedb88320) ^  
														uint(c >>> 1)); 
										} else { 
												c = uint(c >>> 1); 
										} 
								} 
								crcTable[n] = c; 
						} 
				} 
				var len:uint = 0; 
				if (data != null) { 
						len = data.length; 
				} 
				png.writeUnsignedInt(len); 
				var p:uint = png.position; 
				png.writeUnsignedInt(type); 
				if ( data != null ) { 
						png.writeBytes(data); 
				} 
				var e:uint = png.position; 
				png.position = p; 
				c = 0xffffffff; 
				for (var i:int = 0; i < (e-p); i++) { 
						c = uint(crcTable[ 
								(c ^ png.readUnsignedByte()) &	
								0xff] ^ (c >>> 8)); 
				} 
				c = uint(c^uint(0xffffffff)); 
				png.position = e; 
				png.writeUnsignedInt(c); 
		} 
}

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