package
{
    import __AS3__.vec.Vector;
    
    public class GrainPool
    {
        private var _grains:Vector.<GrainDescription>;
        
        public function GrainPool()
        {
            _grains = new Vector.<GrainDescription>();
            for (var i:int=0; i<50; ++i) {
                _grains.push(new GrainDescription());
            }
        }
        
        public function getGrain():GrainDescription {
            if (_grains.length > 0) {
                return _grains.pop();
            }
            else {
                return new GrainDescription();
            }
        }
        public function returnGrain(g:GrainDescription):void {
            _grains.push(g);
        }

    }
}