レーザー風 forked02: BouncerAS3
僕もFlight404でオープンになってたやつを微妙にAS3に移植してみました（完全再現ではないです）
ここにある http://www.flight404.com/p5/
「bouncer11」ってコードです
package {
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.BlendMode;
import flash.display.Sprite;
import flash.events.Event;
import flash.filters.BlurFilter;
import flash.geom.Matrix;
import flash.geom.Point;
/**
* 僕もFlight404でオープンになってたやつを微妙にAS3に移植してみました（完全再現ではないです）
* ここにある http://www.flight404.com/p5/
* 「bouncer11」ってコードです
*/
[SWF(width="465", height="465", backgroundColor="0x000000", frameRate="60")]
public class Bouncer_lazer extends Sprite
{
private var m1:Meander;
private var bounceArray:Array;
private var total:uint = 60;
private var base:Sprite = new Sprite();
private var bmp:Bitmap;
private var bmpData:BitmapData;
private var blur:BlurFilter = new BlurFilter(10,10);
private var Mtx:Matrix;
public function Bouncer_lazer()
{
m1 = new Meander;
bmpData = new BitmapData(465/2,465/2,false,0x000000);
bmp = new Bitmap(bmpData);
base.blendMode = "add";
addChild( bmp );
addChild( base );
bmp.scaleX = bmp.scaleY = 2;
addEventListener(Event.ADDED_TO_STAGE, addStageHandler);
}
private function addStageHandler(e:Event):void
{
removeEventListener(Event.ADDED_TO_STAGE, addStageHandler);
//meander
//base.addChild(m1);
m1.graphics.beginFill(0xFF0000);
m1.graphics.drawCircle(0,0,5);
m1.graphics.endFill();
//bouncer
bounceArray = new Array();
for (var i:uint=0; i<total; i++){
bounceArray.push( new Bouncer(465/2 + -25+Math.random()+50, 465/2 + -15+Math.random()+30,
-20+Math.random()+40,-10+Math.random()+20, m1) );
base.addChild( bounceArray[i] );
bounceArray[i].setJoint();
}
addEventListener(Event.ENTER_FRAME, enterFrameHandler);
}
private function enterFrameHandler(e:Event):void
{
m1.HandleEnterFrame();
//bouncer
m1.HandleEnterFrame();
m1.x = m1.xPos;
m1.y = m1.yPos;
for (var i:uint=0; i<total; i++){
bounceArray[i].bounce();
}
Mtx = new Matrix();
Mtx.scale(0.5,0.5);
bmpData.draw(base,Mtx);
bmpData.applyFilter(bmpData,bmpData.rect,new Point(0,0),blur);
}
}
}
import flash.display.Sprite;
import __AS3__.vec.Vector;
import flash.display.Bitmap;
import flash.display.BitmapData;
class Meander extends Sprite
{
public var left:Number = 0;
public var right:Number = 465;
public var bottom:Number = 0;
public var top:Number = 465;
//param
public var xMax:uint = 5;
public var yMax:uint = 3;
public var xPos:Number = 100;
public var yPos:Number = 100;
public var xSpeed:Number = 0;
public var ySpeed:Number = 0;
public var xDelta:Number, yDelta:Number;
private var cnt:int = Math.round( 360 * Math.random() );
private var fcounter:uint = 0;
public function Meander()
{
//
}
public function HandleEnterFrame():void
{
if(xPos < left) {
cnt += 90;
} else if(xPos > right) {
cnt += 90;
}
if(yPos < bottom) {
cnt += 90;
} else if(yPos > top) {
cnt += 90;
}
xSpeed = 2 * Math.cos(cnt * Math.PI/ 180);
ySpeed = 2 * Math.sin(cnt * Math.PI/ 180);
xPos = xPos + xSpeed;
yPos = yPos + ySpeed;
if(fcounter%360==0) {
xPos = 100 + ( right - 200 ) * Math.random();
yPos = 100 + ( top - 200 ) * Math.random();
}
fcounter++;
}
}
class Bouncer extends Sprite
{
private var xPos:Number;
private var yPos:Number;
/* private var xOld:Number;
private var yOld:Number;
private var x2Old:Number;
private var y2Old:Number;
private var x3Old:Number;
private var y3Old:Number;*/
private var xBox:Vector.<Number>;
private var yBox:Vector.<Number>;
private var velBox:Vector.<Number>;
private var arrLen:uint = 10;
private var left:Number = 0;
private var right:Number = 465;
private var bottom:Number = 0;
private var top:Number = 465;
private var friction:Number;
private var elastic:Number;
private var gravity:Number;
private var xd:Number, yd:Number;
private var vx:Number, vy:Number;
private var newVx:Number, newVy:Number;
private var totalVel:Number;
private var xDelta:Number, yDelta:Number, distance:Number;
private var x2Delta:Number, y2Delta:Number, distance2:Number;
private var randomXVar:Number;
private var randomYVar:Number;
private var m1:Meander;
private var bmp:Bitmap;
private var bmpArray:Vector.<Bitmap> = new Vector.<Bitmap>(10);
private var jointArray:Vector.<Sprite> = new Vector.<Sprite>(10);
/**
* コンストラクタ
*/
public function Bouncer(xp:Number, yp:Number, xv:Number, yv:Number, myM:Meander)
{
xPos = xp;
yPos = yp;
vx = xv;
vy = yv;
m1 = myM;
friction = 0.1 + 0.1*Math.random();
elastic = 0.1 + 0.8*Math.random();
randomXVar = -120 + 240*Math.random();
randomYVar = -120 + 240*Math.random();
xBox = new Vector.<Number>(arrLen);
yBox = new Vector.<Number>(arrLen);
velBox = new Vector.<Number>(arrLen);
}
public function setJoint():void
{
for(var i:uint=0; i<10; i++) {
var joint:Sprite = new Sprite();
/*joint.graphics.beginFill(0x000000);
joint.graphics.drawCircle(0,0,5);
joint.graphics.endFill();*/
addChild(joint);
jointArray[i] = joint;
}
}
public function bounce():void
{
for(var i:uint=0; i<arrLen; i++ )
{
var t:uint = arrLen-1-i;
xBox[t+1] = xBox[t];
yBox[t+1] = yBox[t];
velBox[t+1] = velBox[t];
}
xBox[0] = xPos;
yBox[0] = yPos;
velBox[0] = totalVel;
newVx = vx * elastic + (m1.xPos - xPos) * friction;
newVy = vy * elastic + (m1.yPos - yPos) * friction;
//newVx = vx * elastic + (mouseX - xPos) * friction;
//newVy = vy * elastic + (mouseY - yPos) * friction;
vx = vx + 0.01 * (newVx - vx);
vy = vy + 0.01 * (newVy - vy);
xPos = xPos + vx;
yPos = yPos + vy;
totalVel = (Math.abs(vx) + Math.abs(vy));
if(vx < 0) {
if(Math.random()*50<5) {
} else {
}
} else {
if(Math.random()*50<5) {
} else {
}
}
this.graphics.clear();
//this.graphics.lineStyle(1,0xFFFFFF);
this.graphics.moveTo(xPos, yPos);
for(i=0; i<arrLen; i++)
{
if(i%4 == 0) {
var r:uint = 255;
var g:uint = 10 * velBox[i];
var b:uint = 8 * velBox[i];
var newColor:uint = r << 16 | g << 8 | b;
this.graphics.lineStyle(1,newColor);
this.graphics.lineTo(xBox[i], yBox[i]);
jointArray[i/4].x = xBox[i];
jointArray[i/4].y = yBox[i];
}
}
}
}