Emmiter Update & Draw

public void Update(GameTime gameTime)
        {
            for (LinkedListNode<Particle> particle = particles.First; particle != null; particle = particle.Next)
            {
                particle.Value.Update(gameTime);
                if (particle.Value.remove)
                {
                    particle = particle.Previous;
                    particles.Remove(particle.Next);
                }
            }
            for (int i = 0; i < particleCreationData.Length; i++)
            {
                timers[i] += gameTime.ElapsedGameTime.TotalSeconds;
                while (timers[i] >= 1f / particleCreationData[i].amount)
                {
                    timers[i] -= 1f / particleCreationData[i].amount;
                    particles.AddFirst(particleCreationData[i].type.CreateParticle(position));
                }
            }
        }

        public void Draw()
        {
            foreach (Particle particle in particles)
            {
                particle.Draw();
            }
        }