using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Security;
using UnityEngine.Scripting;

namespace UnityEngine
{
	// Token: 0x02000033 RID: 51
	[StructLayout(LayoutKind.Sequential)]
	public sealed class CullingGroup : IDisposable
	{
		// Token: 0x060003D8 RID: 984 RVA: 0x00006E04 File Offset: 0x00005004
		public CullingGroup()
		{
			this.Init();
		}

		// Token: 0x060003D9 RID: 985 RVA: 0x00006E1C File Offset: 0x0000501C
		~CullingGroup()
		{
			if (this.m_Ptr != IntPtr.Zero)
			{
				this.FinalizerFailure();
			}
		}

		// Token: 0x060003DA RID: 986
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern void Dispose();

		// Token: 0x170000D6 RID: 214
		// (get) Token: 0x060003DB RID: 987 RVA: 0x00006E64 File Offset: 0x00005064
		// (set) Token: 0x060003DC RID: 988 RVA: 0x00006E80 File Offset: 0x00005080
		public CullingGroup.StateChanged onStateChanged
		{
			get
			{
				return this.m_OnStateChanged;
			}
			set
			{
				this.m_OnStateChanged = value;
			}
		}

		// Token: 0x170000D7 RID: 215
		// (get) Token: 0x060003DD RID: 989
		// (set) Token: 0x060003DE RID: 990
		public extern bool enabled
		{
			[GeneratedByOldBindingsGenerator]
			[MethodImpl(MethodImplOptions.InternalCall)]
			get;
			[GeneratedByOldBindingsGenerator]
			[MethodImpl(MethodImplOptions.InternalCall)]
			set;
		}

		// Token: 0x170000D8 RID: 216
		// (get) Token: 0x060003DF RID: 991
		// (set) Token: 0x060003E0 RID: 992
		public extern Camera targetCamera
		{
			[GeneratedByOldBindingsGenerator]
			[MethodImpl(MethodImplOptions.InternalCall)]
			get;
			[GeneratedByOldBindingsGenerator]
			[MethodImpl(MethodImplOptions.InternalCall)]
			set;
		}

		// Token: 0x060003E1 RID: 993
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern void SetBoundingSpheres(BoundingSphere[] array);

		// Token: 0x060003E2 RID: 994
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern void SetBoundingSphereCount(int count);

		// Token: 0x060003E3 RID: 995
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern void EraseSwapBack(int index);

		// Token: 0x060003E4 RID: 996 RVA: 0x00006E8C File Offset: 0x0000508C
		public static void EraseSwapBack<T>(int index, T[] myArray, ref int size)
		{
			size--;
			myArray[index] = myArray[size];
		}

		// Token: 0x060003E5 RID: 997 RVA: 0x00006EA4 File Offset: 0x000050A4
		public int QueryIndices(bool visible, int[] result, int firstIndex)
		{
			return this.QueryIndices(visible, -1, CullingQueryOptions.IgnoreDistance, result, firstIndex);
		}

		// Token: 0x060003E6 RID: 998 RVA: 0x00006EC4 File Offset: 0x000050C4
		public int QueryIndices(int distanceIndex, int[] result, int firstIndex)
		{
			return this.QueryIndices(false, distanceIndex, CullingQueryOptions.IgnoreVisibility, result, firstIndex);
		}

		// Token: 0x060003E7 RID: 999 RVA: 0x00006EE4 File Offset: 0x000050E4
		public int QueryIndices(bool visible, int distanceIndex, int[] result, int firstIndex)
		{
			return this.QueryIndices(visible, distanceIndex, CullingQueryOptions.Normal, result, firstIndex);
		}

		// Token: 0x060003E8 RID: 1000
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		private extern int QueryIndices(bool visible, int distanceIndex, CullingQueryOptions options, int[] result, int firstIndex);

		// Token: 0x060003E9 RID: 1001
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern bool IsVisible(int index);

		// Token: 0x060003EA RID: 1002
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern int GetDistance(int index);

		// Token: 0x060003EB RID: 1003
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern void SetBoundingDistances(float[] distances);

		// Token: 0x060003EC RID: 1004 RVA: 0x00006F08 File Offset: 0x00005108
		public void SetDistanceReferencePoint(Vector3 point)
		{
			CullingGroup.INTERNAL_CALL_SetDistanceReferencePoint(this, ref point);
		}

		// Token: 0x060003ED RID: 1005
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		private static extern void INTERNAL_CALL_SetDistanceReferencePoint(CullingGroup self, ref Vector3 point);

		// Token: 0x060003EE RID: 1006
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		public extern void SetDistanceReferencePoint(Transform transform);

		// Token: 0x060003EF RID: 1007 RVA: 0x00006F14 File Offset: 0x00005114
		[SecuritySafeCritical]
		[RequiredByNativeCode]
		private unsafe static void SendEvents(CullingGroup cullingGroup, IntPtr eventsPtr, int count)
		{
			CullingGroupEvent* ptr = (CullingGroupEvent*)eventsPtr.ToPointer();
			if (cullingGroup.m_OnStateChanged != null)
			{
				for (int i = 0; i < count; i++)
				{
					cullingGroup.m_OnStateChanged(ptr[i]);
				}
			}
		}

		// Token: 0x060003F0 RID: 1008
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		private extern void Init();

		// Token: 0x060003F1 RID: 1009
		[ThreadAndSerializationSafe]
		[GeneratedByOldBindingsGenerator]
		[MethodImpl(MethodImplOptions.InternalCall)]
		private extern void FinalizerFailure();

		// Token: 0x0400004E RID: 78
		internal IntPtr m_Ptr;

		// Token: 0x0400004F RID: 79
		private CullingGroup.StateChanged m_OnStateChanged = null;

		// Token: 0x02000034 RID: 52
		// (Invoke) Token: 0x060003F3 RID: 1011
		public delegate void StateChanged(CullingGroupEvent sphere);
	}
}