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

namespace ProBuilder2.Common
{
	// Token: 0x0200002C RID: 44
	[ExecuteInEditMode]
	[AddComponentMenu("")]
	public class pb_LineRenderer : pb_MonoBehaviourSingleton<pb_LineRenderer>
	{
		// Token: 0x060000EE RID: 238 RVA: 0x00011558 File Offset: 0x0000F958
		private static Mesh MeshConstructor()
		{
			return new Mesh
			{
				hideFlags = pb_Constant.EDITOR_OBJECT_HIDE_FLAGS,
				name = "pb_LineRenderer::Mesh"
			};
		}

		// Token: 0x060000EF RID: 239 RVA: 0x00011582 File Offset: 0x0000F982
		public override void OnEnable()
		{
			base.OnEnable();
			this.pool = new pb_ObjectPool<Mesh>(1, 8, new Func<Mesh>(pb_LineRenderer.MeshConstructor), null);
		}

		// Token: 0x060000F0 RID: 240 RVA: 0x000115B5 File Offset: 0x0000F9B5
		private void OnDisable()
		{
			this.pool.Empty();
		}

		// Token: 0x060000F1 RID: 241 RVA: 0x000115C4 File Offset: 0x0000F9C4
		public override void Awake()
		{
			base.Awake();
			base.gameObject.hideFlags = HideFlags.HideAndDontSave;
			this.mat = new Material(Shader.Find("ProBuilder/UnlitVertexColor"));
			this.mat.name = "pb_LineRenderer_Material";
			this.mat.SetColor("_Color", Color.white);
			this.mat.hideFlags = pb_Constant.EDITOR_OBJECT_HIDE_FLAGS;
		}

		// Token: 0x060000F2 RID: 242 RVA: 0x00011630 File Offset: 0x0000FA30
		private void OnDestroy()
		{
			foreach (Mesh mesh in this.gizmos)
			{
				if (mesh != null)
				{
					global::UnityEngine.Object.DestroyImmediate(mesh);
				}
			}
			global::UnityEngine.Object.DestroyImmediate(this.mat);
		}

		// Token: 0x060000F3 RID: 243 RVA: 0x000116A4 File Offset: 0x0000FAA4
		public void AddLineSegments(Vector3[] segments, Color[] colors)
		{
			if (this.pool == null)
			{
				this.pool = new pb_ObjectPool<Mesh>(1, 4, new Func<Mesh>(pb_LineRenderer.MeshConstructor), null);
			}
			Mesh mesh = this.pool.Get();
			mesh.Clear();
			mesh.name = "pb_LineRenderer::Mesh_" + mesh.GetInstanceID();
			mesh.MarkDynamic();
			int num = segments.Length;
			int num2 = colors.Length;
			mesh.vertices = segments;
			int[] array = new int[num];
			Color[] array2 = new Color[num];
			int num3 = 0;
			for (int i = 0; i < num; i++)
			{
				array[i] = i;
				array2[i] = colors[num3 % num2];
				if (i % 2 == 1)
				{
					num3++;
				}
			}
			mesh.subMeshCount = 1;
			mesh.SetIndices(array, MeshTopology.Lines, 0);
			mesh.uv = new Vector2[mesh.vertexCount];
			mesh.colors = array2;
			mesh.hideFlags = pb_Constant.EDITOR_OBJECT_HIDE_FLAGS;
			this.gizmos.Add(mesh);
		}

		// Token: 0x060000F4 RID: 244 RVA: 0x000117C4 File Offset: 0x0000FBC4
		public void Clear()
		{
			for (int i = 0; i < this.gizmos.Count; i++)
			{
				this.pool.Put(this.gizmos[i]);
			}
			this.gizmos.Clear();
		}

		// Token: 0x060000F5 RID: 245 RVA: 0x00011810 File Offset: 0x0000FC10
		private void OnRenderObject()
		{
			if (this.mat == null || (Camera.current.gameObject.hideFlags & this.SceneCameraHideFlags) != this.SceneCameraHideFlags || Camera.current.name != "SceneCamera")
			{
				return;
			}
			this.mat.SetPass(0);
			int num = 0;
			while (num < this.gizmos.Count && this.gizmos[num] != null)
			{
				Graphics.DrawMeshNow(this.gizmos[num], Vector3.zero, Quaternion.identity, 0);
				num++;
			}
		}

		// Token: 0x04000112 RID: 274
		private HideFlags SceneCameraHideFlags = HideFlags.HideInHierarchy | HideFlags.DontSaveInEditor | HideFlags.NotEditable;

		// Token: 0x04000113 RID: 275
		private pb_ObjectPool<Mesh> pool;

		// Token: 0x04000114 RID: 276
		[HideInInspector]
		public List<Mesh> gizmos = new List<Mesh>();

		// Token: 0x04000115 RID: 277
		[HideInInspector]
		public Material mat;
	}
}