using System;
using System.Collections.Generic;

namespace UnityEngine
{
	// Token: 0x02000151 RID: 337
	public static class ParticlePhysicsExtensions
	{
		// Token: 0x060018CE RID: 6350 RVA: 0x0001EB80 File Offset: 0x0001CD80
		public static int GetSafeCollisionEventSize(this ParticleSystem ps)
		{
			return ParticleSystemExtensionsImpl.GetSafeCollisionEventSize(ps);
		}

		// Token: 0x060018CF RID: 6351 RVA: 0x0001EB9C File Offset: 0x0001CD9C
		public static int GetCollisionEvents(this ParticleSystem ps, GameObject go, List<ParticleCollisionEvent> collisionEvents)
		{
			if (go == null)
			{
				throw new ArgumentNullException("go");
			}
			if (collisionEvents == null)
			{
				throw new ArgumentNullException("collisionEvents");
			}
			return ParticleSystemExtensionsImpl.GetCollisionEvents(ps, go, collisionEvents);
		}

		// Token: 0x060018D0 RID: 6352 RVA: 0x0001EBE4 File Offset: 0x0001CDE4
		[Obsolete("GetCollisionEvents function using ParticleCollisionEvent[] is deprecated. Use List<ParticleCollisionEvent> instead.", false)]
		public static int GetCollisionEvents(this ParticleSystem ps, GameObject go, ParticleCollisionEvent[] collisionEvents)
		{
			if (go == null)
			{
				throw new ArgumentNullException("go");
			}
			if (collisionEvents == null)
			{
				throw new ArgumentNullException("collisionEvents");
			}
			return ParticleSystemExtensionsImpl.GetCollisionEventsDeprecated(ps, go, collisionEvents);
		}

		// Token: 0x060018D1 RID: 6353 RVA: 0x0001EC2C File Offset: 0x0001CE2C
		public static int GetSafeTriggerParticlesSize(this ParticleSystem ps, ParticleSystemTriggerEventType type)
		{
			return ParticleSystemExtensionsImpl.GetSafeTriggerParticlesSize(ps, (int)type);
		}

		// Token: 0x060018D2 RID: 6354 RVA: 0x0001EC48 File Offset: 0x0001CE48
		public static int GetTriggerParticles(this ParticleSystem ps, ParticleSystemTriggerEventType type, List<ParticleSystem.Particle> particles)
		{
			if (particles == null)
			{
				throw new ArgumentNullException("particles");
			}
			return ParticleSystemExtensionsImpl.GetTriggerParticles(ps, (int)type, particles);
		}

		// Token: 0x060018D3 RID: 6355 RVA: 0x0001EC78 File Offset: 0x0001CE78
		public static void SetTriggerParticles(this ParticleSystem ps, ParticleSystemTriggerEventType type, List<ParticleSystem.Particle> particles, int offset, int count)
		{
			if (particles == null)
			{
				throw new ArgumentNullException("particles");
			}
			if (offset >= particles.Count)
			{
				throw new ArgumentOutOfRangeException("offset", "offset should be smaller than the size of the particles list.");
			}
			if (offset + count >= particles.Count)
			{
				throw new ArgumentOutOfRangeException("count", "offset+count should be smaller than the size of the particles list.");
			}
			ParticleSystemExtensionsImpl.SetTriggerParticles(ps, (int)type, particles, offset, count);
		}

		// Token: 0x060018D4 RID: 6356 RVA: 0x0001ECE0 File Offset: 0x0001CEE0
		public static void SetTriggerParticles(this ParticleSystem ps, ParticleSystemTriggerEventType type, List<ParticleSystem.Particle> particles)
		{
			if (particles == null)
			{
				throw new ArgumentNullException("particles");
			}
			ParticleSystemExtensionsImpl.SetTriggerParticles(ps, (int)type, particles, 0, particles.Count);
		}
	}
}