using System;
using System.Collections.Generic;
using UnityEngine;

namespace ProBuilder2.Common
{
	// Token: 0x02000031 RID: 49
	[ExecuteInEditMode]
	[AddComponentMenu("")]
	public class pb_MeshRenderer : pb_MonoBehaviourSingleton<pb_MeshRenderer>
	{
		// Token: 0x06000144 RID: 324 RVA: 0x00013C47 File Offset: 0x00012047
		private int clamp(int val, int min, int max)
		{
			return (val >= min) ? ((val <= max) ? val : max) : min;
		}

		// Token: 0x06000145 RID: 325 RVA: 0x00013C64 File Offset: 0x00012064
		public static void Add(pb_Renderable renderable)
		{
			pb_MonoBehaviourSingleton<pb_MeshRenderer>.instance.m_Renderables.Add(renderable);
		}

		// Token: 0x06000146 RID: 326 RVA: 0x00013C77 File Offset: 0x00012077
		public static void Remove(pb_Renderable renderable)
		{
			if (pb_MonoBehaviourSingleton<pb_MeshRenderer>.instance.m_Renderables.Contains(renderable))
			{
				pb_MonoBehaviourSingleton<pb_MeshRenderer>.instance.m_Renderables.Remove(renderable);
			}
		}

		// Token: 0x06000147 RID: 327 RVA: 0x00013CA0 File Offset: 0x000120A0
		private void OnRenderObject()
		{
			if ((Camera.current.gameObject.hideFlags & this.SceneCameraHideFlags) != this.SceneCameraHideFlags || Camera.current.name != "SceneCamera")
			{
				return;
			}
			foreach (pb_Renderable pb_Renderable in this.m_Renderables)
			{
				if (pb_Renderable.materials == null)
				{
					Debug.Log("renderable.materials == null -> " + base.name);
				}
				Material[] materials = pb_Renderable.materials;
				if (pb_Renderable.mesh == null)
				{
					Debug.Log("renderable mesh is null");
				}
				else
				{
					for (int i = 0; i < pb_Renderable.mesh.subMeshCount; i++)
					{
						int num = this.clamp(i, 0, materials.Length - 1);
						if (materials[num] == null || !materials[num].SetPass(0))
						{
							Debug.Log("material is null");
						}
						else
						{
							Graphics.DrawMeshNow(pb_Renderable.mesh, (!(pb_Renderable.transform != null)) ? Matrix4x4.identity : pb_Renderable.transform.localToWorldMatrix, i);
						}
					}
				}
			}
		}

		// Token: 0x06000148 RID: 328 RVA: 0x00013E08 File Offset: 0x00012208
		private void OnDestroy()
		{
			foreach (pb_Renderable pb_Renderable in this.m_Renderables)
			{
				global::UnityEngine.Object.DestroyImmediate(pb_Renderable);
			}
		}

		// Token: 0x0400012E RID: 302
		[SerializeField]
		private HashSet<pb_Renderable> m_Renderables = new HashSet<pb_Renderable>();

		// Token: 0x0400012F RID: 303
		private readonly HideFlags SceneCameraHideFlags = HideFlags.HideInHierarchy | HideFlags.DontSaveInEditor | HideFlags.NotEditable;
	}
}