public void AddGroup(Transform tran)
{
PrefabObjInfo info = new PrefabObjInfo();
info.group_name = tran.name;
if (tran.childCount > 0)
{
//查询对应的预设源文件.
Transform first = tran.GetChild(0);
GameObject source = (GameObject)PrefabUtility.GetPrefabParent(first.gameObject);
string path = AssetDatabase.GetAssetPath(source);
info.prefab_path = path;
for (int i = 0; i < tran.childCount; i++)
{
Transform child = tran.GetChild(i);
//计算原始位置(0,0)起
Vector3 child_pos = child.position - offset;
//计算位置
int z = (int)(child_pos.x / column_length);
int x = (int)(child_pos.z / row_width);
if (x > -1 && x < row_count && z > -1 && z < column_count)
{
info.AddGObj(x, z, child);
}
else
{
Debug.Log("Not In:"+info.group_name + " index:"+ i);
}
}
objs.Add(info);
}
#endif
}
public void LoadHashTable(Hashtable table)
{
string[] vec3 = table["offset"].ToString().Split("|"[0]);
this.offset = new Vector3(float.Parse(vec3[0]), float.Parse(vec3[1]), float.Parse(vec3[2]));
this.row_count = System.Convert.ToInt32(table["row_count"]);
this.column_count = System.Convert.ToInt32(table["column_count"]);
this.row_width = System.Convert.ToInt32(table["row_width"]);
this.column_length = System.Convert.ToInt32(table["column_length"]);
ArrayList arr = (ArrayList)(table["objs"]);
this.objs = new List<PrefabObjInfo>();
for (int i = 0; i < arr.Count; i++)
{
Hashtable arr_table = (Hashtable)arr[i];
PrefabObjInfo info = new PrefabObjInfo();
info.LoadHashTable(arr_table);
this.objs.Add(info);
}
}
public static GameObject LoadPrefabInfo(out PrefabInstanceInfo pi_info)
{
GameObject result = null;
pi_info = null;
string path = EditorUtility.OpenFilePanel("植被数据读取", Application.dataPath, "json");
if (string.IsNullOrEmpty(path))
{
return(null);
}
string content = System.IO.File.ReadAllText(path);
if (content != null)
{
Hashtable info = (Hashtable)SimpleJsonUtil.jsonDecode(content);
pi_info = new PrefabInstanceInfo();
pi_info.LoadHashTable(info);
GameObject land = new GameObject("land");
result = land;
Transform land_tran = land.transform;
land_tran.position = Vector3.zero;
for (int i = 0; i < pi_info.objs.Count; i++)
{
PrefabObjInfo po_info = pi_info.objs[i];
GameObject group = new GameObject(po_info.group_name);
Transform group_tran = group.transform;
group_tran.parent = land_tran;
group_tran.position = Vector3.zero;
group_tran.rotation = Quaternion.identity;
group_tran.localScale = Vector3.one;
GameObject src_obj = AssetDatabase.LoadAssetAtPath <GameObject>(po_info.prefab_path);
Dictionary <int, List <int[]> > .Enumerator iter = po_info.objs_dic.GetEnumerator();
while (iter.MoveNext())
{
List <int[]> value = iter.Current.Value;
for (int j = 0; j < value.Count; j++)
{
int[] tran_arr = value[j];
GameObject dst = (GameObject)PrefabUtility.InstantiatePrefab(src_obj);
dst.name = src_obj.name;
dst.transform.parent = group_tran;
Vector3 position = new Vector3(
IntToFloat(tran_arr[0]),
IntToFloat(tran_arr[1]),
IntToFloat(tran_arr[2]));
Quaternion rotation = Quaternion.Euler(
IntToFloat(tran_arr[3]),
IntToFloat(tran_arr[4]),
IntToFloat(tran_arr[5]));
Vector3 scale = new Vector3(
IntToFloat(tran_arr[6]),
IntToFloat(tran_arr[7]),
IntToFloat(tran_arr[8]));
dst.transform.position = position;
dst.transform.rotation = rotation;
dst.transform.localScale = scale;
}
}
}
EditorUtility.DisplayDialog("提示", "读取成功,已经初始化到场景内!", "确定");
}
return(result);
}
