forked from: Alternativa3D ファイアーボール　Sprite3Dのネストによる軌道表現 連射Ver

/**
 * Copyright sunfish18 ( http://wonderfl.net/user/sunfish18 )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/alUz
 */

// forked from narutohyper's Alternativa3D ファイアーボール　Sprite3Dのネストによる軌道表現 連射Ver
// forked from narutohyper's Alternativa3D ファイアーボール　Sprite3Dのネストによる軌道表現
// forked from clockmaker's [Alternativa3D] Basic Template
package {

    import alternativ5.engine3d.materials.*;
    import alternativ5.engine3d.primitives.*;
    import alternativ5.engine3d.core.*;
    import alternativ5.types.Texture;
    import alternativ5.types.Point3D;
    import alternativ5.utils.*

    import flash.display.Sprite;
    import flash.display.BitmapData;
    import flash.display.Bitmap;
    import flash.events.Event;
    import flash.events.MouseEvent;
    import flash.display.BlendMode

    
    [SWF(width = 465, height = 465, frameRate = 24, backgroundColor=0)]
    /**
     * Alternativa3D ファイアーボール　Sprite3Dのネストによる軌道表現
     * 
     * Sprite3Dを使っての、Particle処理 明日の為の第3歩
     * Sprite3Dの中で、Sprite3Dをネストしてます。
      * 
     * Clickで火の玉発射
     * 
     * @narutohyper
     */

    /**
     * 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 {
        private var template:BasicTemplate

        public function SimpleDemo():void {

            // テンプレートを作成します
            template = new BasicTemplate();
            addChild(template);

            // FPS display launch 
            FPS.init(stage); 

            //Planeの作成
                var plane:Plane=new Plane(1000,1000,10,10)
                plane.cloneMaterialToAllSurfaces(new FillMaterial(0x333333,1,BlendMode.NORMAL,1,0x666666));
                template.scene.root.addChild(plane); 
                plane.rotationX=MathUtils.toRadian(90)
                plane.y=21

                var box:Object3D=new Object3D()
                template.scene.root.addChild(box); 


            var temp:Particle=new Particle(this,template.scene,box)

            //this.stage.addEventListener(MouseEvent.CLICK, onClick);


            var me:SimpleDemo=this;
            //function onClick(e:MouseEvent):void {
            //    var temp:Particle=new Particle(me,template.scene,box)
            //}
            

            var counter:uint=0
            template.onPreRender = function():void {
                
                //連発
                counter=(counter+1)%5
                if (!counter) {
                    var temp:Particle=new Particle(me,template.scene,box)
                }


                // カメラの高さの座標を調整
                // イージングの公式 対象の値 += (目標値 - 現在の値) * 減速率
                var rateY:Number = mouseY / stage.stageHeight;
                template.camera.y += ( - 1000 * rateY - template.camera.y) * 0.1;
                
                // カメラの座標を中央に向かせる
                template.cameraContoller.lookAt(new Point3D());
            }
        }
    }
}


import alternativ5.engine3d.materials.*;
import alternativ5.engine3d.primitives.*;
import alternativ5.engine3d.core.Sprite3D;

import alternativ5.engine3d.physics.Collision
import alternativ5.engine3d.physics.EllipsoidCollider

import alternativ5.types.Texture;
import alternativ5.types.Point3D;
import alternativ5.types.Matrix3D;
import alternativ5.types.Set;

import flash.display.Sprite;
import flash.display.BitmapData;
import flash.display.Bitmap;
import flash.geom.Matrix
import flash.filters.BlurFilter;
import flash.filters.BitmapFilterQuality;
import flash.display.BlendMode

import flash.utils.Timer;
import flash.events.TimerEvent;


class Particle extends Sprite3D{

    private var parent3D:Object3D;
    private var parentMc:Sprite;

    private var myTimer:Timer
    private var lastEffect:Boolean=false;

    private var particleArray:Array
    private var orbit:uint



    //衝突感知用変数
    private var collider:EllipsoidCollider;
    private var collision:Collision;
    private var nowPoint:Point3D;                //現在の位置
    private var newPoint:Point3D;                //移動位置
    private var speed:Point3D;                    //スピード
    private var deceleration:Number;        //跳ね
    private var acceleration:Point3D;        //加速
    private var tempPoint:Point3D;

    //軌道用変数
    private var orbitArray:Array=[];
    private var orbitPoint:Point3D;
    private var orbitCull:uint=1;                    //間引き（frameRateで間引き）


    public function Particle(mc:Sprite,scene:Scene3D,mc3D:Object3D,size:Number=60,color:uint=0xFF8844,life:Number=1000,_orbit:uint=10) {
        //-----------------------------------------------
        // スプライト3Dの作成
        //-----------------------------------------------
            parentMc=mc
            parent3D=mc3D
            parent3D.addChild(this);
            orbit=_orbit                    //軌道に使うスプライトの数
            particleArray=[]

            //軌道用Spriteの縮小係数
            var mini:Number=0.4

            // スプライト3Dを作成します
            //this.material=makeMaterial(size,color);
            for(var i:uint=0;i<orbit;i++) {
                particleArray.push(childParticle(size-(size/orbit*i*mini),color,i))
                this.addChild(particleArray[i])
                particleArray[i].material.alpha-=i/orbit
            }


            // 衝突用変数の登録
            tempPoint= new Point3D();
            nowPoint = new Point3D(0,0,0);
            newPoint = new Point3D();
            speed=new Point3D(0,-(35+(Math.random()*10)),0);                    //スピード
            deceleration=0.65;                                                                            //減速
            acceleration=new Point3D(Math.random()*1-0.5,1.65,Math.random()*1-0.5);    //加速

            //衝突判定に使う球の作成
            collider = new EllipsoidCollider(scene,size/2,size/2,size/2);
            collision = new Collision();
            collider.collisionSet=new Set()

            //衝突判定に使うFace(Mesh)の登録
            collider.collisionSet.add(particleArray[0]);

            parentMc.addEventListener(Event.ENTER_FRAME, onRenderTick);

            //寿命
            var timer:Timer = new Timer(life, 1);
            timer.start(); 
            timer.addEventListener(TimerEvent.TIMER_COMPLETE, completeHandler);

            //軌道用配列変数
            orbitPoint=new Point3D()

            for(i=0;i<orbit*orbitCull;i++) {
                orbitArray.push(new Point3D())
            }

    }

    private function del():void {
        parentMc.removeEventListener(Event.ENTER_FRAME, onRenderTick);
        parent3D.removeChild(this);
        delete this;
    }


    private function completeHandler(e:TimerEvent):void {
        lastEffect=true;
    }

    private function onRenderTick(e:Event):void {
        speed.add(acceleration);

        //何かに衝突したかどうかをcheckし、真なら衝突情報をcollisionに返す
        if (collider.getCollision (nowPoint, speed, collision)) {
            //衝突方向と進行方向の内積をとり、新たな方向を割り出す。
            tempPoint=collision.normal
            tempPoint.multiply(2 * Point3D.dot(tempPoint, speed));
            speed.subtract(tempPoint);
            speed.multiply(deceleration);
        } else {
            //現在地(nowPoint)から移動分(speed ベクトル)を移動させ、衝突を判定した上で、新しい移動座標をdestinationPointに返します
            collider.calculateDestination(nowPoint, speed ,newPoint);
        }

        
        orbitArray.push(new Point3D(nowPoint.x,nowPoint.y,nowPoint.z))    //軌道最後に前の位置を追加
        orbitArray.shift()                                                                                            //軌道最初の値を削除

        nowPoint.copy(newPoint);
        particleArray[0].coords = nowPoint;

        if (lastEffect) {
            for(var i:uint=0;i<orbit;i++) {
                particleArray[i].material.alpha-=0.02
                particleArray[i].scaleX-=0.02
                particleArray[i].scaleY-=0.02
            }
            if (particleArray[0].material.alpha<=0) {
                del()
            }
        }

        for(i=1;i<orbit;i++) {
            var temp:Point3D=orbitArray[orbitArray.length-i*orbitCull]
            particleArray[i].coords=temp
        }


    }



    private function childParticle(size:Number,color:uint,lv:uint):Sprite3D {
        // スプライト3Dを作成します
        var result:Sprite3D = new Sprite3D();
        result.material=makeMaterial(size,color,lv);
        return result;

    }

    private function makeMaterial(size:Number,color:uint,lv:uint):SpriteTextureMaterial {

        var tempSprite:Sprite = new Sprite()
        tempSprite.graphics.beginFill(color,1)
        tempSprite.graphics.drawCircle(0,0,size/2)


        var filter:BlurFilter = new BlurFilter(5+lv*2, 5+lv*2,3);
        var myFilters:Array = [filter]
        tempSprite.filters = myFilters;

        // スプライト3D用のマテリアルを作成します
        var bmd:BitmapData = new BitmapData(tempSprite.width*2,tempSprite.height*2,true, 0x00000000)

        var mtr:Matrix=new Matrix();
        mtr.translate(tempSprite.width, tempSprite.height)
        bmd.draw(tempSprite,mtr)

        //var material:SpriteTextureMaterial = new SpriteTextureMaterial(new Texture(bmd),1,true,BlendMode.ADD);
        var material:SpriteTextureMaterial = new SpriteTextureMaterial(new Texture(bmd),1,false,BlendMode.ADD);

        return material;
    }


}










/**
 * ソースが長くなるので、comment削除しちゃいました
 * コメントはフォーク元をご覧ください。

 * 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
 */
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;
class BasicTemplate extends Sprite{
    public var scene:Scene3D;
    public var view:View;
    public var camera:Camera3D;
    public var cameraContoller:CameraController;
    
    private var _viewWidth:int;
    private var _viewHeight:int;
    private var _scaleToStage:Boolean;

    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);
    }
    
    protected function atInit():void {}
    
    private var _onInit:Function = function():void { };
    public function get onInit():Function { return _onInit; }
    public function set onInit(value:Function):void {
        _onInit = value;
    }
    
    protected function atPreRender():void {}
    
    private var _onPreRender:Function = function():void{};
    public function get onPreRender():Function { return _onPreRender; }
    public function set onPreRender(value:Function):void {
        _onPreRender = value;
    }
    
    protected function atPostRender():void {
    }
    
    protected var _onPostRender:Function = function():void{};
    public function get onPostRender():Function { return _onPostRender; }
    public function set onPostRender(value:Function):void {
        _onPostRender = value;
    }
    
    public function startRendering():void {
        addEventListener(Event.ENTER_FRAME, onRenderTick);
    }

    public function stopRendering():void {
        removeEventListener(Event.ENTER_FRAME, onRenderTick);
    }
    
    public function singleRender():void {
        onRenderTick();
    }
    
    private function init(e:Event = null):void {
        stage.scaleMode = StageScaleMode.NO_SCALE;
        stage.align = StageAlign.TOP_LEFT;
        stage.quality = StageQuality.HIGH;

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