355 lines
12 KiB
C#
355 lines
12 KiB
C#
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using Thousandto.Core.Asset;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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using UnityEditor;
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using UnityEditor.SceneManagement;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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namespace Thousandto.Editor.Test
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{
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public enum CollectTypeDefine
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{
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SkyBox, //天空盒子
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Grass, //草
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Effect, //场景特效
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Mass, //其他杂七杂八的物件
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}
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public struct Thing
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{
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public string Name { get; set; }
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public CollectTypeDefine CType { get; set; }
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public GameObject Go { get; set; }
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//当前物件的边界信息
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public Bounds Bounds { get; set; }
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//网格中的索引
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public int Index { get; set; }
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};
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/// <summary>
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/// 收集场景中的物件，以分块区域来划分，生成新的prefab
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/// </summary>
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public class CollectThings
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{
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List<MyTerrainData> _allTerrainDatas = new List<MyTerrainData>();
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List<Thing> _grassThings = new List<Thing>();
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List<Thing> _skyBoxThings = new List<Thing>();
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List<Thing> _effectThings = new List<Thing>();
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//跨mesh的普通物件
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List<Thing> _otherThings = new List<Thing>();
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//一些没有跨mesh存在的物件，则集中存放到一起，保存成一个新的prefab
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Dictionary<MyTerrainData, List<Thing>> _thingInOneTerrainDict = new Dictionary<MyTerrainData, List<Thing>>();
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private string _curMapName = "";
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//记录各个分块
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Dictionary<int, Rect> _resolutionDict = new Dictionary<int, Rect>();
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//<index, <thingType, thingList>>
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Dictionary<int, Dictionary<int, List<Thing>>> _collectThingDict = new Dictionary<int, Dictionary<int, List<Thing>>>();
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private int _mapSize = 0;
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private int _blockSize = 0;
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/// <summary>
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/// 设置分辨率
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/// </summary>
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/// <param name="mapSize">地图大小</param>
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/// <param name="blockSize">分块大小</param>
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public void SetResolution(int mapSize, int blockSize)
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{
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_mapSize = mapSize;
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_blockSize = blockSize;
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float countf = mapSize / (float)blockSize;
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int count = mapSize / blockSize;
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if (countf - count > 0.1f)
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count++;
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_resolutionDict.Clear();
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for (int i = 0; i < count; ++i)
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{
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for(int j = 0; j < count; ++j)
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{
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Rect rect = new Rect(i * blockSize, j * blockSize, blockSize, blockSize);
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int key = TerrainConfigLoader.CalcIndex(i, j);
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_resolutionDict.Add(key, rect);
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}
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}
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}
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public void Collect(string mapName = "")
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{
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if(string.IsNullOrEmpty(mapName))
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{
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var path = AssetDatabase.GetAssetPath(Selection.activeObject);
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if (File.Exists(path))
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{
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EditorSceneManager.OpenScene(path);
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}
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}
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else
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{
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if(mapName != EditorSceneManager.GetActiveScene().name)
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{
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var path = ConfigDefine.GetSceneFile(mapName);
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if (File.Exists(path))
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EditorSceneManager.OpenScene(path);
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}
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}
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//删除旧的thing prefab
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DeleteOldThingPrefabs();
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var scene = EditorSceneManager.GetActiveScene();
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var name = scene.name;
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_curMapName = name;
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_allTerrainDatas = LoadAllSplitedTerrain(name);
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if (!CollectThingsInRoot())
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return;
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AssetDatabase.StartAssetEditing();
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var configList = SaveThings(_collectThingDict);
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AssetDatabase.StopAssetEditing();
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if(configList.Count > 0)
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{
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var savePath = ConfigDefine.GetConfigPath(TerrainConfigDefine.THING_CONFIG_FILENAME);
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File.WriteAllLines(savePath, configList.ToArray());
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}
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AssetDatabase.SaveAssets();
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AssetDatabase.Refresh();
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}
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public static List<MyTerrainData> LoadAllSplitedTerrain(string mapName)
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{
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List<MyTerrainData> list = new List<MyTerrainData>();
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string storePath = ConfigDefine.GetSaveTerrainPath(mapName);
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if (!Directory.Exists(storePath))
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{
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Utils.ShowErrorMsgBox("加载小块地图网格", "找不到存储路径：" + storePath);
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return list;
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}
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var fileList = Directory.GetFiles(storePath, "*.obj");
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for(int i = 0; i < fileList.Length; ++i)
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{
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list.Add(MyTerrainData.CreateTerrainDataFromFileName(fileList[i]));
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}
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return list;
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}
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public bool CollectThingsInRoot(string root = "SceneRoot")
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{
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var rootGo = GameObject.Find(root);
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if(rootGo == null)
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{
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Utils.ShowErrorMsgBox("获取场景中所有GameObject", "没有找到跟节点SceneRoot");
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return false;
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}
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List<GameObject> gos = new List<GameObject>();
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FindGameObjects(rootGo, gos);
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for(int i = 0; i < gos.Count; ++i)
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{
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string fullName = Utils.GetGameObjectHierarchyPath(gos[i]);
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if (gos[i].transform.childCount > 0 && gos[i].transform.position == Vector3.zero && gos[i].transform.localScale == Vector3.one)
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continue;
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Thing thing = new Thing();
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thing.CType = GetThingTypeFromName(fullName);
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thing.Go = gos[i];
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thing.Name = fullName;
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thing.Bounds = GetThingBounds(gos[i]);
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//thing.RelateToMeshs = CalcRelativeToTerrainMeshes(thing, _allTerrainDatas);
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if (thing.Bounds.size == Vector3.zero)
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thing.Index = Utils.CalcIndex(thing.Go.transform.position, _blockSize);
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else
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thing.Index = Utils.CalcIndex(Utils.GetGameObjectCenter(thing), _blockSize);
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Dictionary<int, List<Thing>> typeToThing;
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if(!_collectThingDict.TryGetValue(thing.Index, out typeToThing))
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{
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typeToThing = new Dictionary<int, List<Thing>>();
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_collectThingDict.Add(thing.Index, typeToThing);
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}
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if(thing.CType != CollectTypeDefine.SkyBox)
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{
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Utils.AddToDict(typeToThing, (int)thing.CType, thing);
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}
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else
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{
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_skyBoxThings.Add(thing);
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}
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}
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return true;
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}
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private List<string> SaveThings(Dictionary<int, Dictionary<int, List<Thing>>> dataDict)
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{
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CreateNewPrefab("skybox", _skyBoxThings);
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List<string> configList = new List<string>();
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var itorRoot = dataDict.GetEnumerator();
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while(itorRoot.MoveNext())
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{
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var rootGo = new GameObject("Thing_" + itorRoot.Current.Key);
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var itor = itorRoot.Current.Value.GetEnumerator();
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while(itor.MoveNext())
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{
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var rootName = GetRootName(itor.Current.Key);
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var thingList = itor.Current.Value;
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if(thingList != null)
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{
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var go = CopyToGameObject(rootName, thingList);
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go.transform.parent = rootGo.transform;
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}
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}
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string savePath = ConfigDefine.GetSavePrefabPath(rootGo.name + ".prefab");
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configList.Add(string.Format("{0}", itorRoot.Current.Key));
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PrefabUtility.CreatePrefab(savePath, rootGo);
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AssetDatabase.ImportAsset(savePath);
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GameObject.DestroyImmediate(rootGo);
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}
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EditorUtility.ClearProgressBar();
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return configList;
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}
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private string GetRootName(int thingType)
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{
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CollectTypeDefine cType = (CollectTypeDefine)thingType;
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switch(cType)
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{
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case CollectTypeDefine.Effect:
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return "scene_effect";
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case CollectTypeDefine.Grass:
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return "grass";
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case CollectTypeDefine.SkyBox:
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return "skybox";
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}
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return "default";
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}
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private GameObject CopyToGameObject(string rootName, List<Thing> things)
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{
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GameObject go = new GameObject(rootName);
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for (int i = 0; i < things.Count; ++i)
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{
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var inst = GameObject.Instantiate(things[i].Go);
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inst.name = things[i].Go.name;
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inst.transform.parent = go.transform;
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Utils.CopyTransProperty(inst.transform, things[i].Go.transform);
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Utils.CopyMesh(inst.transform, things[i].Go.transform);
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}
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return go;
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}
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private string CreateNewPrefab(string rootName, List<Thing> things)
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{
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GameObject go = new GameObject(rootName);
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for(int i = 0; i < things.Count; ++i)
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{
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var inst = GameObject.Instantiate(things[i].Go);
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inst.name = things[i].Go.name;
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inst.transform.parent = go.transform;
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Utils.CopyTransProperty(inst.transform, things[i].Go.transform);
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Utils.CopyMesh(inst.transform, things[i].Go.transform);
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}
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string savePath = ConfigDefine.GetSavePrefabPath(rootName + ".prefab");
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PrefabUtility.CreatePrefab(savePath, go);
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AssetDatabase.ImportAsset(savePath);
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GameObject.DestroyImmediate(go);
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return savePath;
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}
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private void FindGameObjects(GameObject root, List<GameObject> refList)
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{
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List<GameObject> retList = refList;
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Transform rootTran = root.transform;
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if (rootTran.childCount == 0)
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{
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retList.Add(rootTran.gameObject);
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return;
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}
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for (int i = 0; i < rootTran.childCount; ++i)
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{
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var temp = rootTran.GetChild(i);
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{
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FindGameObjects(temp.gameObject, refList);
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}
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}
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}
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private static CollectTypeDefine GetThingTypeFromName(string name)
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{
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if (name.IndexOf("sky", System.StringComparison.CurrentCultureIgnoreCase) >= 0)
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return CollectTypeDefine.SkyBox;
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if (name.IndexOf("grass", System.StringComparison.CurrentCultureIgnoreCase) >= 0)
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return CollectTypeDefine.Grass;
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if (name.IndexOf("effect", System.StringComparison.CurrentCultureIgnoreCase) >= 0)
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return CollectTypeDefine.Effect;
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return CollectTypeDefine.Mass;
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}
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private static bool IsBoxcollider(GameObject go)
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{
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return go.GetComponentInChildren<BoxCollider>() != null;
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}
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private static Bounds GetThingBounds(GameObject go)
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{
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var mf = go.GetComponentInChildren<MeshFilter>();
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if (mf == null || mf.sharedMesh == null)
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{
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var boxcollider = go.GetComponentInChildren<BoxCollider>();
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if (boxcollider == null)
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{
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Transform trans = go.transform;
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Bounds bounds = new Bounds(trans.position, Vector3.zero);
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return bounds;
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}
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//boxcollider.bounds是世界坐标，这里需要相对坐标
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return new Bounds(boxcollider.center, boxcollider.size);
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}
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return mf.sharedMesh.bounds;
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}
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private static void DeleteOldThingPrefabs()
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{
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var path = ConfigDefine.GetSavePrefabPath();
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var fileList = Directory.GetFiles(path, "*.prefab");
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for(int i = 0; i < fileList.Length; ++i)
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{
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if (fileList[i].StartsWith("Thing_"))
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File.Delete(fileList[i]);
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}
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}
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}
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}
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