private void InitIfNeeded()
{
// create the main Dialogue runner, and pass our variableStorage to it
varStorage = new MerinoVariableStorage();
dialogue = new Yarn.Dialogue(varStorage);
// setup the logging system.
dialogue.LogDebugMessage = message => MerinoDebug.Log(LoggingLevel.Verbose, message);
dialogue.LogErrorMessage = PlaytestErrorLog;
// icons
if (errorIcon == null)
{
errorIcon = EditorGUIUtility.Load("icons/d_console.erroricon.sml.png") as Texture;
}
}