bool UPawnAction::Activate()
{
bool bResult = false;
UE_VLOG(GetPawn(), LogPawnAction, Log, TEXT("%s> Activating at priority %s! First start? %s Paused? %s")
, *GetName()
, *GetPriorityName()
, HasBeenStarted() ? TEXT("NO") : TEXT("YES")
, IsPaused() ? TEXT("YES") : TEXT("NO"));
if (HasBeenStarted() && IsPaused())
{
bResult = Resume();
}
else
{
bResult = Start();
if (bResult == false)
{
UE_VLOG(GetPawn(), LogPawnAction, Log, TEXT("%s> Failed to start.")
, *GetName());
bFailedToStart = true;
SetFinishResult(EPawnActionResult::Failed);
SendEvent(EPawnActionEventType::FailedToStart);
}
}
return bResult;
}
void SimpleThread::Start() {
DCHECK(!HasBeenStarted()) << "Tried to Start a thread multiple times.";
bool success = PlatformThread::Create(options_.stack_size(), this, &thread_);
DCHECK(success);
base::ThreadRestrictions::ScopedAllowWait allow_wait;
event_.Wait(); // Wait for the thread to complete initialization.
}
bool UPawnAction_BlueprintBase::Start()
{
const bool bHasBeenEverStarted = HasBeenStarted();
const bool bSuperResult = Super::Start();
if (bHasBeenEverStarted == false && bSuperResult == true)
{
ActionStart(GetPawn());
}
return bSuperResult;
}
void SimpleThread::Join() {
DCHECK(HasBeenStarted()) << "Tried to Join a never-started thread.";
DCHECK(!HasBeenJoined()) << "Tried to Join a thread multiple times.";
PlatformThread::Join(thread_);
joined_ = true;
}
SimpleThread::~SimpleThread() {
DCHECK(HasBeenStarted()) << "SimpleThread was never started.";
DCHECK(HasBeenJoined()) << "SimpleThread destroyed without being Join()ed.";
}