particle.as

一个2D基于verlet的Flash物理引擎。它用AS3编写而成。Fisix的目标是应用到游戏等计算量很大的实时应用中。尽管flash比c/c++要慢,很棒的物理引擎

package org.papervision3d.core.geom.renderables
{
	
	/**
	 * @author Ralph Hauwert.
	 */
	 
	import org.papervision3d.core.geom.Particles;
	import org.papervision3d.core.render.command.IRenderListItem;
	import org.papervision3d.core.render.command.RenderParticle;
	import org.papervision3d.materials.special.ParticleMaterial;

	public class Particle implements IRenderable
	{
		
		public var size:int;
		public var vertex3D:Vertex3D;
		public var material:ParticleMaterial;
		public var renderCommand:RenderParticle;
		public var instance:Particles;
		public var renderScale:Number;
		
		public function Particle(material:ParticleMaterial, size:int=1, x:Number=0, y:Number=0, z:Number=0)
		{
			this.material = material;
			this.size = size;
			this.renderCommand = new RenderParticle(this);
			vertex3D = new Vertex3D(x,y,z);
		}
		
		public function set x(x:Number):void
		{
			vertex3D.x = x;
		}
		
		public function get x():Number
		{
			return vertex3D.x;
		}
		
		public function set y(y:Number):void
		{
			vertex3D.y = y;
		}
		
		public function get y():Number
		{
			return vertex3D.y;
		}
		
		public function set z(z:Number):void
		{
			vertex3D.z = z;
		}
		
		public function get z():Number
		{
			return vertex3D.z;
		}
		
		public function getRenderListItem():IRenderListItem
		{
			return renderCommand;
		}
		
	}
}