public static T LoadAsset <T> (string label = "Load Unity Asset", string[] filters = null) where T : UnityEngine.Object
{
#if UNITY_EDITOR
if (filters == null)
{
if (typeof(T).IsSubclassOf(typeof(Texture)))
{
filters = new string[] { "Textures", "PSD,TIFF,TIF,JPG,TGA,PNG,GIF,BMP,IFF,PICT" }
}
;
if (typeof(T) == typeof(Transform) || typeof(T) == typeof(Mesh))
{
filters = new string[] { "Meshes", "FBX,DAE,3DS,DXF,OBJ,SKP" }
}
;
if (typeof(T) == typeof(TerrainData))
{
filters = new string[] { "TerrainData", "ASSET" }
}
;
}
ArrayTools.Add(ref filters, "All files");
ArrayTools.Add(ref filters, "*");
string path = UnityEditor.EditorUtility.OpenFilePanelWithFilters(label, "Assets", filters);
if (path != null && path.Length != 0)
{
path = path.Replace(Application.dataPath, "Assets");
T asset = (T)UnityEditor.AssetDatabase.LoadAssetAtPath(path, typeof(T));
return(asset);
}
#endif
return(null);
}
public static void SetUserData(this UnityEditor.AssetImporter importer, string param, string[] data, bool reload = false)
{
char endline = '\n'; //';'
string userData = importer.userData;
string[] userDataSplit = userData.Split('\n', ';');
//preparing new data line
if (data == null)
{
data = new string[0];
}
string newDataString = param + ":" + data.ToStringMemberwise(separator: ",");
//param line number (-1 if not found)
int numInSplit = -1;
for (int i = 0; i < userDataSplit.Length; i++)
{
if (userDataSplit[i].StartsWith(param + ":"))
{
numInSplit = i;
}
}
//erasing empty data
if (numInSplit >= 0 && data.Length == 0)
{
ArrayTools.RemoveAt(ref userDataSplit, numInSplit);
}
//replacing line
if (numInSplit >= 0 && data.Length != 0)
{
userDataSplit[numInSplit] = newDataString;
}
//adding new line
if (numInSplit == -1 && data.Length != 0)
{
ArrayTools.Add(ref userDataSplit, newDataString);
}
//to string
string newUserData = "";
for (int i = 0; i < userDataSplit.Length; i++)
{
if (userDataSplit[i].Length == 0)
{
continue;
}
newUserData += userDataSplit[i];
if (i != userDataSplit.Length - 1)
{
newUserData += endline;
}
}
//writing
if (newUserData != userData)
{
importer.userData = newUserData;
UnityEditor.EditorUtility.SetDirty(importer);
UnityEditor.AssetDatabase.WriteImportSettingsIfDirty(importer.assetPath);
if (reload)
{
UnityEditor.AssetDatabase.Refresh();
}
}
}
