/// <summary>
/// Finds the singleton PtSettings instance. Works during edit time and run time.
/// At edit time, we search for the asset using FindAssets("t:PtSettings").
/// At run time, we load it as a resource.
/// </summary>
/// <returns>The project's PtSettings instance.</returns>
static PtSettings FindPtSettings()
{
if (Application.isPlaying)
{
// At run-time, just load the resource.
PtSettings ptSettings = Resources.Load <PtSettings>("PtSettings");
if (ptSettings == null)
{
Debug.LogError("PtSettings not found in Resources. Re-import Poly Toolkit.");
}
return(ptSettings);
}
#if UNITY_EDITOR
// We're in the editor at edit-time, so just search for the asset in the project.
string[] foundPaths = UnityEditor.AssetDatabase.FindAssets("t:PtSettings")
.Select(UnityEditor.AssetDatabase.GUIDToAssetPath).ToArray();
if (foundPaths.Length == 0)
{
Debug.LogError("Found no PtSettings assets. Re-import Poly Toolkit");
return(null);
}
else
{
if (foundPaths.Length > 1)
{
Debug.LogErrorFormat(
"Found multiple PtSettings assets; delete them and re-import Poly Toolkit\n{0}",
string.Join("\n", foundPaths));
}
return(UnityEditor.AssetDatabase.LoadAssetAtPath <PtSettings>(
foundPaths[0]));
}
#else
// We are not in the editor but somehow Application.isPlaying is false, which shouldn't happen.
Debug.LogError("Unexpected config: UNITY_EDITOR not defined but Application.isPlaying==false.");
return(null);
#endif
}
/// <summary>
/// Initialize PtSettings. Must be called on main thread.
/// </summary>
public static void Init()
{
instance = FindPtSettings();
}