public int?TryGetUnityProcessId()
{
var model = myBackendUnityHost.BackendUnityModel.Value;
if (model != null)
{
if (model.UnityApplicationData.HasValue())
{
return(model.UnityApplicationData.Value.UnityProcessId);
}
}
// no protocol connection - try to fallback to EditorInstance.json
var processIdString = EditorInstanceJson.TryGetValue(EditorInstanceJsonPath, "process_id");
if (processIdString == null)
{
return(null);
}
// Check exists of process if it was killed by manual and EditorInstance.json wasn't deleted
var pid = Convert.ToInt32(processIdString);
return(PlatformUtil.ProcessExists(pid) ? pid : (int?)null);
}