519 lines
21 KiB
C#
519 lines
21 KiB
C#
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/********************************************************************************
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* 文件名： ServerObstacle.cs
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* 全路径： \MLDJ\Editor\ServerObstacle.cs
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* 创建人： 李嘉
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* 创建时间：2013-10-25
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*
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* 功能说明：编辑器服务器阻挡生成选项
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* 修改记录：
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*********************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using UnityEditor;
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using UnityEngine;
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using UnityEngine.AI;
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using UnityEngine.SceneManagement;
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public class ServerObstacle : Editor
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{
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// 射线检测的layer
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private const int _raycastLayer = 2;
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private const byte _mNPath = 1; //可行走区域标识
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private const float _rayLength = 1000f;
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//private static Vector3 m_TestRayOrigin = new Vector3(0, 1000.0f, 0); //进行射线检测的射线原点
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//private static readonly Vector3 m_TestRayDirection = new Vector3(0, -1000.0f, 0); //进行射线检测的射线方向
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private const float _rectDistance = 0.2f;
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private const string _displayRootName = "ServerObstacleRoot";
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// Server文件夹路径
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private static string rootPath
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{
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get { return Application.dataPath.MoveUp().MoveUp().Open("Public"); }
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//get { return @"F:\Mmo3d\Public"; }
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}
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private static Rect? GetNavMeshRect()
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{
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Rect? result = null;
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var triangulation = NavMesh.CalculateTriangulation();
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if (triangulation.vertices.Length == 0)
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{
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Debug.LogError("无法获得当前地图的NavMesh！");
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}
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else
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{
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// 计算实际NavMesh的范围
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var point = triangulation.vertices[0];
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var minX = point.x;
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var maxX = point.x;
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var minZ = point.z;
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var maxZ = point.z;
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for (var i = 1; i < triangulation.vertices.Length; i++)
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{
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point = triangulation.vertices[i];
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minX = Mathf.Min(minX, point.x);
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maxX = Mathf.Max(maxX, point.x);
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minZ = Mathf.Min(minZ, point.z);
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maxZ = Mathf.Max(maxZ, point.z);
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}
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result = new Rect(minX, minZ, maxX - minX, maxZ - minZ);
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}
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return result;
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}
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/// <summary>
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/// 为配表上存在，实际文件都丢失的场景制作空碰撞区
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/// </summary>
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public static void CreateEmptyObstacle(string sceneName)
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{
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var scenePath = GetSceneFilePath(sceneName);
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var dir = Path.GetDirectoryName(scenePath);
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if (!string.IsNullOrEmpty(dir) && !Directory.Exists(dir))
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Directory.CreateDirectory(dir);
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using (var fs = File.Create(scenePath))
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{
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using (var writer = new BinaryWriter(fs))
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{
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writer.Write(0f);
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writer.Write(0f);
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writer.Write(0);
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writer.Write(0);
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}
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}
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}
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//private static Rect? GetSceneRect()
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//{
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// Rect? result = null;
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// var filePath = rootPath.Open(@"PublicTables\SceneClass.txt");
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// if (!File.Exists(filePath))
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// Debug.LogError("SceneClass文件不存在！");
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// else
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// {
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// var triangulation = UnityEngine.AI.NavMesh.CalculateTriangulation();
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// if (triangulation.vertices.Length == 0)
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// Debug.LogError("无法获得当前地图的NavMesh！");
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// else
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// {
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// var lines = File.ReadAllLines(filePath);
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// if (lines.Length == 0)
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// Debug.LogError("SceneClass文件损坏！");
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// else
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// {
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// var segments = lines[0].Trim().Split('\t');
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// var nameId = GetIndexOfTitle(segments, "ResName");
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// var xMinId = GetIndexOfTitle(segments, "BasePosX");
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// var zMinId = GetIndexOfTitle(segments, "BasePosZ");
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// var widthId = GetIndexOfTitle(segments, "Length");
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// var heightId = GetIndexOfTitle(segments, "Width");
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// if (nameId >= 0 &&
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// xMinId >= 0 &&
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// zMinId >= 0 &&
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// widthId >= 0 &&
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// heightId >= 0)
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// {
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// var sceneName = Path.GetFileNameWithoutExtension(SceneManager.GetActiveScene().name);
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// string[] sceneLine = null;
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// for (var i = 1; i < lines.Length; i++)
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// {
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// segments = lines[i].Trim().Split('\t');
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// if (segments.Length > nameId &&
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// segments[nameId] == sceneName)
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// {
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// sceneLine = segments;
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// break;
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// }
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// }
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// if (sceneLine == null)
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// Debug.LogError(string.Format("SceneClass不包含{0}场景的数据！", sceneName));
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// else
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// {
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// // 获得场景范围
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// try
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// {
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// result = new Rect(float.Parse(segments[xMinId]), float.Parse(segments[zMinId]), float.Parse(segments[widthId]), float.Parse(segments[heightId]));
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// }
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// catch (Exception e)
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// {
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// Debug.LogError(e);
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// result = null;
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// }
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// if (result != null)
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// {
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// // 计算实际NavMesh的范围
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// var point = triangulation.vertices[0];
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// var minX = point.x;
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// var maxX = point.x;
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// var minZ = point.z;
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// var maxZ = point.z;
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// for (var i = 1; i < triangulation.vertices.Length; i++)
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// {
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// point = triangulation.vertices[i];
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// minX = Mathf.Min(minX, point.x);
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// maxX = Mathf.Max(maxX, point.x);
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// minZ = Mathf.Min(minZ, point.z);
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// maxZ = Mathf.Max(maxZ, point.z);
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// }
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// if (minX < result.Value.xMin ||
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// minZ < result.Value.yMin ||
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// maxX > result.Value.xMax ||
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// maxZ > result.Value.yMax)
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// {
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// var navRect = new Rect(minX, minZ, maxX - minX, maxZ - minZ);
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// Debug.LogError(string.Format("SceneClass定义{0}场景的范围(min {1}, max {2})，未完全包含实际行走区域(min {3}, max {4})", sceneName, result.Value.min, result.Value.max, navRect.min, navRect.max));
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// result = null;
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// }
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// }
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// }
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// }
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// }
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// }
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// }
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// return result;
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//}
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//private static int GetIndexOfTitle(string[] segments, string title)
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//{
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// var result = segments.FindIndex(a => a == title);
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// if (result < 0)
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// Debug.LogError(string.Format("SceneClass无法获得{0}标题位置", title));
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// return result;
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//}
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//////////////////////////////////////////////////////////////////////////
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// 生成当前场景服务器阻挡
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//////////////////////////////////////////////////////////////////////////
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[MenuItem("ProTool/ServerObstacle/Create")]
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public static void CreateObstacle()
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{
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// 试图获得通过NavMesh生成的Collider
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var navMeshColliderObj = GameObject.Find(NavMeshToCollider.navMeshColliderName);
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var navMeshColliderFind = navMeshColliderObj != null;
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if (!navMeshColliderFind)
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{
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NavMeshToCollider.ConvertNavMeshToCollider();
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navMeshColliderObj = GameObject.Find(NavMeshToCollider.navMeshColliderName);
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}
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var success = false;
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var navMeshCollider = navMeshColliderObj.GetComponent<MeshCollider>();
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if (navMeshCollider == null)
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{
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var scene = SceneManager.GetActiveScene();
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var sceneName = Path.GetFileNameWithoutExtension(scene.name);
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CreateEmptyObstacle(sceneName);
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Debug.LogError("无法在场景中获得NavMeshCollider！");
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}
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else
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{
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var originLayer = navMeshCollider.gameObject.layer;
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navMeshCollider.gameObject.layer = _raycastLayer;
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var rect = GetNavMeshRect();
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if (rect == null)
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{
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CreateEmptyObstacle(GetCurrentSceneName());
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Debug.LogError("无法在场景中获得NavMeshCollider！");
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}
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else
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{
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//获得当前场景的实际长和宽
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var width = Mathf.CeilToInt(rect.Value.width / _rectDistance);
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var height = Mathf.CeilToInt(rect.Value.height / _rectDistance);
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Debug.Log("场景尺寸:" + rect.Value + "； 像素尺寸:" + width + ", " + height);
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//初始化文件
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var obstacleFilePath = GetSceneFilePath();
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var dir = Path.GetDirectoryName(obstacleFilePath);
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if (!string.IsNullOrEmpty(dir) && !Directory.Exists(dir))
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Directory.CreateDirectory(dir);
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using (var fs = File.Create(obstacleFilePath))
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{
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using (var writer = new BinaryWriter(fs))
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{
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writer.Write(rect.Value.xMin);
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writer.Write(rect.Value.yMin);
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writer.Write(width);
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writer.Write(height);
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for (var i = 0; i < width; i++)
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for (var j = 0; j < height; j++)
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{
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var nState = GetScenePosPathState(i * _rectDistance + rect.Value.xMin,
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j * _rectDistance + rect.Value.yMin);
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writer.Write(nState);
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}
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}
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}
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// 如果是自己创建的额外碰撞体，则移除这个碰撞体
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if (!navMeshColliderFind)
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DestroyImmediate(navMeshColliderObj);
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else
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navMeshCollider.gameObject.layer = originLayer;
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success = true;
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}
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}
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if (success)
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Debug.Log(string.Format("服务器碰撞输出成功，路径{0}", GetSceneFilePath()));
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else
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Debug.LogWarning(string.Format("场景{0}保存为空白文件！", GetCurrentSceneName()));
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}
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//////////////////////////////////////////////////////////////////////////
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// 查看当前场景服务器阻挡
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//////////////////////////////////////////////////////////////////////////
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[MenuItem("ProTool/ServerObstacle/Show")]
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public static void ShowObstacle()
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{
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//初始化文件
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var obstaclFilePath = GetSceneFilePath();
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var obstacleRoot = CreateObstacleRoot().transform;
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if (!File.Exists(obstaclFilePath))
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{
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Debug.LogError("无法找到文件 " + obstaclFilePath);
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return;
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}
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var error = false;
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//创建路径点模型
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var pathObj =
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AssetDatabase.LoadAssetAtPath("Assets/Project3D/Tool/Editor/Path/Path.prefab", typeof(GameObject)) as
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GameObject;
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using (var fs = File.OpenRead(obstaclFilePath))
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{
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using (var reader = new BinaryReader(fs))
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{
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try
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{
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var xMin = reader.ReadSingle();
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var zMin = reader.ReadSingle();
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var width = reader.ReadInt32();
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var height = reader.ReadInt32();
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Debug.Log(string.Format("地图开始（{0}, {1}），地图像素（{2}，{3}）", xMin, zMin, width, height));
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var lineList = new List<ObstacleBlock>();
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ObstacleBlock current = null;
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// 合并线型碰撞区
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for (var i = 0; i < width; i++)
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for (var j = 0; j < height; j++)
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{
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var state = reader.ReadByte();
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if (state > 0)
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if (current == null ||
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current.zMax != j - 1 ||
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current.xMax != i)
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{
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current = new ObstacleBlock(i, j);
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lineList.Add(current);
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}
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else
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{
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current.zMax = j;
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}
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else
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current = null;
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}
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// 合并体型碰撞区
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var rectList = new List<ObstacleBlock>();
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current = null;
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while (lineList.Count > 0)
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{
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if (current == null)
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{
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current = lineList[0];
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lineList.RemoveAt(0);
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rectList.Add(current);
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}
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var merge = -1;
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for (var i = 0; i < lineList.Count; i++)
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if (lineList[i].zMin == current.zMin &&
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lineList[i].zMax == current.zMax &&
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lineList[i].xMin == current.xMax + 1)
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merge = i;
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if (merge >= 0)
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{
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current.xMax = lineList[merge].xMax;
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lineList.RemoveAt(merge);
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}
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else
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{
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current = null;
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}
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}
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var maxHeight = 0f;
|
|||
|
|
var triangulation = NavMesh.CalculateTriangulation();
|
|||
|
|
// 计算实际NavMesh的范围
|
|||
|
|
for (var i = 0; i < triangulation.vertices.Length; i++)
|
|||
|
|
if (maxHeight < triangulation.vertices[i].y)
|
|||
|
|
maxHeight = triangulation.vertices[i].y;
|
|||
|
|
maxHeight += 5f;
|
|||
|
|
for (var i = 0; i < rectList.Count; i++)
|
|||
|
|
{
|
|||
|
|
var rect = rectList[i];
|
|||
|
|
var pathInst = Instantiate(pathObj);
|
|||
|
|
var rectWidth = (rect.xMax - rect.xMin + 1) * _rectDistance;
|
|||
|
|
var rectHeight = (rect.zMax - rect.zMin + 1) * _rectDistance;
|
|||
|
|
var rectStartX = rect.xMin * _rectDistance + xMin;
|
|||
|
|
var rectStartZ = rect.zMin * _rectDistance + zMin;
|
|||
|
|
pathInst.transform.position = new Vector3(rectStartX + rectWidth * 0.5f, maxHeight,
|
|||
|
|
rectStartZ + rectHeight * 0.5f);
|
|||
|
|
pathInst.transform.localScale = new Vector3(rectWidth, 0f, rectHeight);
|
|||
|
|
pathInst.transform.SetParent(obstacleRoot);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
catch (Exception e)
|
|||
|
|
{
|
|||
|
|
Debug.LogError(e);
|
|||
|
|
error = true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (error)
|
|||
|
|
DestroyImmediate(obstacleRoot);
|
|||
|
|
else
|
|||
|
|
Debug.Log(string.Format("服务器碰撞加载成功，路径{0}", obstaclFilePath));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//////////////////////////////////////////////////////////////////////////
|
|||
|
|
// 隐藏当前场景服务器阻挡
|
|||
|
|
//////////////////////////////////////////////////////////////////////////
|
|||
|
|
[MenuItem("ProTool/ServerObstacle/Hide")]
|
|||
|
|
public static void HideObstacle()
|
|||
|
|
{
|
|||
|
|
CreateObstacleRoot();
|
|||
|
|
Debug.Log("Server Obstacle Hide OK");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static string GetCurrentSceneName()
|
|||
|
|
{
|
|||
|
|
var scene = SceneManager.GetActiveScene();
|
|||
|
|
return Path.GetFileNameWithoutExtension(scene.name);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//得到当前场景的阻挡文件全路径
|
|||
|
|
private static string GetSceneFilePath()
|
|||
|
|
{
|
|||
|
|
return GetSceneFilePath(GetCurrentSceneName());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private static string GetSceneFilePath(string sceneName)
|
|||
|
|
{
|
|||
|
|
return rootPath.Open(@"ServerRun\Scene").Open(sceneName + ".path");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//创建Obstacle阻挡显示根节点，如果有则清空，没有则创建
|
|||
|
|
private static GameObject CreateObstacleRoot()
|
|||
|
|
{
|
|||
|
|
var obRoot = GameObject.Find(_displayRootName);
|
|||
|
|
if (obRoot != null)
|
|||
|
|
DestroyImmediate(obRoot);
|
|||
|
|
obRoot = new GameObject(_displayRootName);
|
|||
|
|
return obRoot;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//关键函数，根据某个点获取当前点状态
|
|||
|
|
private static byte GetScenePosPathState(float fX, float fZ)
|
|||
|
|
{
|
|||
|
|
//var info = new ObstacleInfo
|
|||
|
|
//{
|
|||
|
|
// m_fX = fX,
|
|||
|
|
// m_fZ = fZ
|
|||
|
|
//};
|
|||
|
|
byte state = 0;
|
|||
|
|
var rayOrigin = new Vector3(fX + 0.5f * _rectDistance, _rayLength * 0.5f, fZ + 0.5f * _rectDistance);
|
|||
|
|
//var originalLayer = collider.gameObject.layer;
|
|||
|
|
// Unity保留的无名Layer，应该不会有其他物体使用
|
|||
|
|
// Boxcast不支持由collider调用，因此只能用这种保险度较低的方法检测
|
|||
|
|
//const int boxcastLayer = 0;
|
|||
|
|
//collider.gameObject.layer = boxcastLayer;
|
|||
|
|
//if (Physics.Raycast(rayOrigin, Vector3.down, _rayLength * 0.5f, _raycastLayer.ToFlag()))
|
|||
|
|
//{
|
|||
|
|
// state = _mNPath;
|
|||
|
|
//}
|
|||
|
|
if (Physics.BoxCast(rayOrigin, Vector3.one * _rectDistance * 0.5f, Vector3.down,
|
|||
|
|
Quaternion.identity, _rayLength, _raycastLayer.ToFlag()))
|
|||
|
|
state = _mNPath;
|
|||
|
|
//collider.gameObject.layer = originalLayer;
|
|||
|
|
//var ray = new Ray(m_TestRayOrigin, m_TestRayDirection);
|
|||
|
|
//RaycastHit hit;
|
|||
|
|
//if (collider.Raycast(ray, out hit, float.PositiveInfinity))
|
|||
|
|
// info.m_Value = m_nPath;
|
|||
|
|
//for (int i = 0; i < m_ServerObstacleTestAgent.Count; ++i)
|
|||
|
|
//{
|
|||
|
|
// m_ServerObstacleTestAgent[i].destination = pos;
|
|||
|
|
// if (m_ServerObstacleTestAgent[i].hasPath)
|
|||
|
|
// {
|
|||
|
|
// info.m_Value = m_nPath;
|
|||
|
|
// break;
|
|||
|
|
// }
|
|||
|
|
//}
|
|||
|
|
return state;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//private static float GetScenePosy(float fX, float fZ)
|
|||
|
|
//{
|
|||
|
|
// var rayOrigin = new Vector3(fX, _rayLength * 0.5f, fZ);
|
|||
|
|
// var ray = new Ray(rayOrigin, Vector3.down);
|
|||
|
|
// RaycastHit hit;
|
|||
|
|
// return Physics.Raycast(ray, out hit, _rayLength) ? hit.point.y : 0f;
|
|||
|
|
|
|||
|
|
// //for (int i = 0; i < m_ServerObstacleTestAgent.Count; ++i)
|
|||
|
|
// //{
|
|||
|
|
// // m_ServerObstacleTestAgent[i].destination = pos;
|
|||
|
|
// // if (m_ServerObstacleTestAgent[i].hasPath)
|
|||
|
|
// // {
|
|||
|
|
// // info.m_Value = m_nPath;
|
|||
|
|
// // break;
|
|||
|
|
// // }
|
|||
|
|
// //}
|
|||
|
|
//}
|
|||
|
|
|
|||
|
|
//struct与byte[]相互转换函数
|
|||
|
|
//private static ObstacleInfo Byte2Struct(byte[] arr)
|
|||
|
|
//{
|
|||
|
|
// var structSize = Marshal.SizeOf(typeof(ObstacleInfo));
|
|||
|
|
// var ptemp = Marshal.AllocHGlobal(structSize);
|
|||
|
|
// Marshal.Copy(arr, 0, ptemp, structSize);
|
|||
|
|
// var rs = (ObstacleInfo) Marshal.PtrToStructure(ptemp, typeof(ObstacleInfo));
|
|||
|
|
// Marshal.FreeHGlobal(ptemp);
|
|||
|
|
// return rs;
|
|||
|
|
//}
|
|||
|
|
//private static byte[] Struct2Byte(ObstacleInfo s)
|
|||
|
|
//{
|
|||
|
|
// var structSize = Marshal.SizeOf(typeof(ObstacleInfo));
|
|||
|
|
// var buffer = new byte[structSize];
|
|||
|
|
// //分配结构体大小的内存空间
|
|||
|
|
// var structPtr = Marshal.AllocHGlobal(structSize);
|
|||
|
|
// //将结构体拷到分配好的内存空间
|
|||
|
|
// Marshal.StructureToPtr(s, structPtr, false);
|
|||
|
|
// //从内存空间拷到byte数组
|
|||
|
|
// Marshal.Copy(structPtr, buffer, 0, structSize);
|
|||
|
|
// //释放内存空间
|
|||
|
|
// Marshal.FreeHGlobal(structPtr);
|
|||
|
|
// return buffer;
|
|||
|
|
//}
|
|||
|
|
//private static List<NavMeshAgent> m_ServerObstacleTestAgent = new List<NavMeshAgent>(); //用以进行联通关系检测的NavAgent集合
|
|||
|
|
|
|||
|
|
////保存的数据结构
|
|||
|
|
//private struct ObstacleInfo
|
|||
|
|
//{
|
|||
|
|
// public float m_fX;
|
|||
|
|
// public float m_fZ;
|
|||
|
|
// public byte m_nValue;
|
|||
|
|
//}
|
|||
|
|
private class ObstacleBlock
|
|||
|
|
{
|
|||
|
|
public int xMax;
|
|||
|
|
public readonly int xMin;
|
|||
|
|
public int zMax;
|
|||
|
|
public readonly int zMin;
|
|||
|
|
|
|||
|
|
public ObstacleBlock(int x, int z)
|
|||
|
|
{
|
|||
|
|
xMin = x;
|
|||
|
|
xMax = x;
|
|||
|
|
zMin = z;
|
|||
|
|
zMax = z;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|