forked from: [Stardust] Ants (forked from: 蟻)
Stardust Particle Engine
* Homepage
* http://code.google.com/p/stardust-particle-engine/
*
* PDF Manual
* http://stardust-particle-engine.googlecode.com/svn/trunk/manual/Stardust%20Particle%20Engine%20Manual.pdf
/**
* Copyright imaji ( http://wonderfl.net/user/imaji )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/qHo4
*/
// forked from cjcat2266's [Stardust] Ants (forked from: 蟻)
/**
* Stardust Particle Engine
* Homepage
* http://code.google.com/p/stardust-particle-engine/
*
* PDF Manual
* http://stardust-particle-engine.googlecode.com/svn/trunk/manual/Stardust%20Particle%20Engine%20Manual.pdf
*/
package {
import com.bit101.components.PushButton;
import flash.display.Sprite;
import flash.events.Event;
import idv.cjcat.stardust.common.clocks.ImpulseClock;
import idv.cjcat.stardust.twoD.renderers.DisplayObjectRenderer;
[SWF(backgroundColor="#FFFFFF", frameRate=60)]
public class Main extends Sprite {
public static const ANT_COUNT:int = 7;
private var emitter:AntEmitter;
public function Main():void {
//Stardust
//------------------------------------------------------------------------------------------------
//container
var container:Sprite = new Sprite();
addChild(container);
//emitter & renderer
var clock:ImpulseClock = new ImpulseClock(ANT_COUNT);
clock.impulse();
emitter = new AntEmitter(clock);
var renderer:DisplayObjectRenderer = new DisplayObjectRenderer(container);
renderer.addEmitter(emitter);
//------------------------------------------------------------------------------------------------
//UI
//------------------------------------------------------------------------------------------------
//speed buttons
var btn1X:PushButton = new PushButton(this, 10, 10, "1X", changeSpeed);
var btn2X:PushButton = new PushButton(this, 10, 30, "2X", changeSpeed);
var btn4X:PushButton = new PushButton(this, 10, 50, "4X", changeSpeed);
addEventListener(Event.ENTER_FRAME, mainLoop);
//------------------------------------------------------------------------------------------------
}
private function mainLoop(e:Event):void {
emitter.step();
}
private function changeSpeed(e:Event):void {
var btn:PushButton = e.target as PushButton;
//somehow the "switch" statement causes compile-time error :(
if (btn.label == "1X") emitter.stepTimeInterval = 1;
else if (btn.label == "2X") emitter.stepTimeInterval = 2;
else if (btn.label == "4X") emitter.stepTimeInterval = 4;
}
}
}
//------------------------------------------------------------------------------------------------
import flash.display.Shape;
import flash.display.Sprite;
import idv.cjcat.stardust.common.clocks.Clock;
import idv.cjcat.stardust.common.emitters.Emitter;
import idv.cjcat.stardust.common.math.UniformRandom;
import idv.cjcat.stardust.common.particles.Particle;
import idv.cjcat.stardust.twoD.actions.Action2D;
import idv.cjcat.stardust.twoD.actions.Move;
import idv.cjcat.stardust.twoD.actions.Oriented;
import idv.cjcat.stardust.twoD.actions.Deflect;
import idv.cjcat.stardust.twoD.deflectors.WrappingBox;
import idv.cjcat.stardust.twoD.emitters.Emitter2D;
import idv.cjcat.stardust.twoD.geom.Vec2D;
import idv.cjcat.stardust.twoD.geom.Vec2DPool;
import idv.cjcat.stardust.twoD.initializers.DisplayObjectClass;
import idv.cjcat.stardust.twoD.initializers.Position;
import idv.cjcat.stardust.twoD.initializers.Rotation;
import idv.cjcat.stardust.twoD.initializers.Velocity;
import idv.cjcat.stardust.twoD.particles.Particle2D;
import idv.cjcat.stardust.twoD.zones.LazySectorZone;
import idv.cjcat.stardust.twoD.zones.RectZone;
//------------------------------------------------------------------------------------------------
//average speed
const SPEED_AVG:Number = 2;
//speed variation
const SPEED_VAR:Number = 1.5;
//max angle of orientation change per loop
const MAX_ANGLE_CHANGE:Number = 20;
//------------------------------------------------------------------------------------------------
class AntEmitter extends Emitter2D {
public function AntEmitter(clock:Clock) {
super(clock);
//initializers
addInitializer(new DisplayObjectClass(Ant));
addInitializer(new Position(new RectZone(0, 0, 465, 465)));
addInitializer(new Velocity(new LazySectorZone(SPEED_AVG, SPEED_VAR)));
addInitializer(new Rotation(new UniformRandom(0, 180)));
//deflect action
var deflect:Deflect = new Deflect();
deflect.addDeflector(new WrappingBox(0, 0, 465, 465));
//actions
addAction(deflect);
addAction(new Move());
addAction(new Oriented(1, -90));
addAction(new ChangeOrientation(MAX_ANGLE_CHANGE));
}
}
//------------------------------------------------------------------------------------------------
class ChangeOrientation extends Action2D {
private var _maxAngleChnage:Number;
public function ChangeOrientation(maxAngleChange:Number) {
_maxAngleChnage = maxAngleChange;
}
override public function update(emitter:Emitter, particle:Particle, time:Number):void {
var p2D:Particle2D = particle as Particle2D;
var vec:Vec2D = Vec2DPool.get(p2D.vx, p2D.vy);
vec.rotateThis(2 * (Math.random() - 0.5) * _maxAngleChnage);
p2D.vx = vec.x;
p2D.vy = vec.y;
Vec2DPool.recycle(vec);
}
}
//------------------------------------------------------------------------------------------------
class Ant extends Sprite {
private var ant:Sprite;
public function Ant(){
drawAnt();
}
//アリの見た目がしょぼいです・・
private function drawAnt():void {
ant = new Sprite();
ant.scaleX = ant.scaleY = 0.3;
this.addChild(ant);
var hip:Shape = new Shape();
hip.graphics.beginFill(0x000000, 1);
hip.graphics.drawEllipse(-23, -9, 19, 18);
hip.graphics.endFill();
ant.addChild(hip);
var head:Shape = new Shape();
head.graphics.beginFill(0x000000, 1);
head.graphics.drawEllipse(9, -9, 19, 18);
head.graphics.endFill();
ant.addChild(head);
var body:Shape = new Shape();
body.graphics.beginFill(0x000000, 1);
body.graphics.drawEllipse(-14, -10, 28, 20);
body.graphics.endFill();
ant.addChild(body);
var reg:Shape = new Shape();
reg.graphics.lineStyle(2, 0x000000, 1);
reg.graphics.moveTo(10, 0);
reg.graphics.lineTo(15, 15);
reg.graphics.lineTo(30, 20);
reg.graphics.moveTo(10, 0);
reg.graphics.lineTo(15, -15);
reg.graphics.lineTo(30, -20);
reg.graphics.moveTo(0, 0);
reg.graphics.lineTo(0, 15);
reg.graphics.lineTo(-10, 20);
reg.graphics.moveTo(0, 0);
reg.graphics.lineTo(0, -15);
reg.graphics.lineTo(-10, -20);
reg.graphics.moveTo(-10, 0);
reg.graphics.lineTo(-15, 15);
reg.graphics.lineTo(-30, 20);
reg.graphics.moveTo(-10, 0);
reg.graphics.lineTo(-15, -15);
reg.graphics.lineTo(-30, -20);
ant.addChild(reg);
}
}