/// <summary>
/// Returns a valid session by either reconnecting to an existing session, or creating a new session.
/// Note that this will display error (once) if unable to get a valid session.
/// </summary>
/// <returns>A session object (new or existing). Session might not actually have connected successfully. Check IsSessionValid() and error message./returns>
public static HEU_SessionBase GetOrCreateDefaultSession(bool bNotifyUserError = true)
{
if (_defaultSession == null)
{
// After a code refresh, _defaultSession might be null. So try loading stored plugin data to see if we can get it back.
HEU_PluginStorage.InstantiateAndLoad();
}
if (_defaultSession != null && _defaultSession.IsSessionValid())
{
return _defaultSession;
}
else if (_defaultSession == null || _defaultSession.ConnectionState == SessionConnectionState.NOT_CONNECTED)
{
// Try creating it if we haven't tried yet
bNotifyUserError &= !CreateThriftPipeSession(HEU_PluginSettings.Session_PipeName,
HEU_PluginSettings.Session_AutoClose, HEU_PluginSettings.Session_Timeout,
bNotifyUserError);
}
if (bNotifyUserError && !_defaultSession.UserNotifiedSessionInvalid)
{
_defaultSession.UserNotifiedSessionInvalid = true;
HEU_EditorUtility.DisplayErrorDialog(HEU_Defines.HEU_ERROR_TITLE, HEU_SessionManager.GetLastSessionError(), "OK");
HEU_EditorUtility.DisplayDialog(HEU_Defines.HEU_INSTALL_INFO, HEU_HAPIUtility.GetHoudiniEngineInstallationInfo(), "OK");
}
return _defaultSession;
}
/// <summary>
/// Tries to load a stored default session. This would be after a code refresh
/// or if the Houdini session is still running but Unity hasn't connected to it.
/// </summary>
/// <returns>True if successfully reconnected to a stored session.</returns>
public static bool LoadStoredDefaultSession()
{
// By forcing our plugin and session data to be loaded here, it will
// result in all stored sessions to be recreated, including _defaultSession
// being initialized if found in storage.
HEU_PluginStorage.InstantiateAndLoad();
return (_defaultSession != null && _defaultSession.IsSessionValid());
}