// Update is called once per frame
void Update()
{
if (GameStateStatus == ESTATE_STATUS.COMPLETED)
{
SetNextGameState();
}
GameStateStatus = ProcessGameState();
}
void ProcessAI()
{
UpdateTimers();
CalculateDistanceToPlayer();
CheckForStateChange();
StateStatus = ProcessState();
if (StateStatus == ESTATE_STATUS.COMPLETED)
{
SetNextState();
}
}
ESTATE_STATUS ProcessGameState()
{
ESTATE_STATUS StateStatus = ESTATE_STATUS.RUNNING; //the default state status
switch (GameState)
{
case EGAME_STATE.INTRO:
{
StateStatus = ESTATE_STATUS.RUNNING;
FadeIntoScene();
//if (HasCameraIntroFinished () == ESTATE_STATUS.COMPLETED) {
StateStatus = ESTATE_STATUS.COMPLETED;
PlayerRigidBody.isKinematic = false;
//}
}
break;
case EGAME_STATE.INITIALISE_PLAY:
{
//one time init before the game loop start
StartAllEnemyAI();
StateStatus = ESTATE_STATUS.COMPLETED;
}
break;
case EGAME_STATE.PLAYING:
{
PlayerHasCollectedAllLetters = HaveAllLettersBeenCollected();
if (PlayerHasCollectedAllLetters)
{
LevelFinished();
StateStatus = ESTATE_STATUS.COMPLETED;
}
ProcessDamage();
}
break;
case EGAME_STATE.OUTRO:
{
}
break;
}
return(StateStatus);
}
ESTATE_STATUS FadeIntoScene()
{
ESTATE_STATUS FadeStatus = ESTATE_STATUS.RUNNING;
if (FadeStarted == false)
{
WholeScreenColour.color = FadeInColour;
FadeStarted = true; //do this once
}
else
{
WholeScreenColour.color = Color.Lerp(WholeScreenColour.color, Color.clear, FadeSpeed * Time.deltaTime);
if (HasFadeFinished() == true)
{
FadeStatus = ESTATE_STATUS.COMPLETED;
}
}
return(FadeStatus);
}
void SetState(ESTATE NewState)
{
OldState = State;
State = NewState;
StateStatus = ESTATE_STATUS.RUNNING;
}
ESTATE_STATUS ProcessState()
{
ESTATE_STATUS CurrStateStatus = ESTATE_STATUS.RUNNING;
if (OldState != State)
{
Debug.Log("State is " + State);
OldState = State;
}
switch (State)
{
case ESTATE.BEGIN_THROW_PROJECTILES:
case ESTATE.BEGIN_CHASE:
{
PauseWaypoints();
NavAgent.SetDestination(PlayerPosition.position);
NavAgent.Resume(); //sws pause() will pause the nav agent, so it needs to be resumed
CurrStateStatus = ESTATE_STATUS.COMPLETED;
ResetPlayerHiddenTimer();
ResetTimeBetweenProjectilesTimer();
}
break;
case ESTATE.BEGIN_PATROL:
{
ResumeWaypoints();
CurrStateStatus = ESTATE_STATUS.COMPLETED;
}
break;
case ESTATE.BEGIN_STRIKE:
{
NavAgent.Stop();
StrikePlayer();
StrikeAnimFinished = false;
CurrStateStatus = ESTATE_STATUS.COMPLETED;
}
break;
case ESTATE.STRIKING:
{
if (StrikeAnimFinished == false)
{
if (CallBackFunctionCalledOnce == false)
{
CallBackFunctionCalledOnce = true;
CallBackAfterWait(StrikeAnimDuration, () => { //theres a delay between the anim is playing and the projectile is thrown
StrikeAnimFinished = true;
});
}
}
if (StrikeAnimFinished == true)
{
NavAgent.SetDestination(PlayerPosition.position);
if (DistanceToPlayer <= (RangeForStrike + ReachForStrike)) //check we are still in range for damage
{
GameLogicScript.PlayerDamaged(DamageForStrike);
}
CurrStateStatus = ESTATE_STATUS.COMPLETED;
CallBackFunctionCalledOnce = false;
StrikeAnimFinished = false;
}
else
{
CurrStateStatus = ESTATE_STATUS.RUNNING;
}
}
break;
case ESTATE.CHASING:
{
NavAgent.SetDestination(PlayerPosition.position);
CurrStateStatus = ESTATE_STATUS.RUNNING;
}
break;
case ESTATE.PATROLLING:
{
//let the waypoint manager do it's thing
CurrStateStatus = ESTATE_STATUS.RUNNING;
}
break;
case ESTATE.THROWING_PROJECTILES:
{
NavAgent.SetDestination(PlayerPosition.position);
bool PlayerVisable = CanSeePlayer();
CurrStateStatus = ESTATE_STATUS.RUNNING;
if (PlayerVisable == true)
{
if (MinimumTimeBetweenProjectilesReached())
{
StartCoroutine(PlayOneShotAnimation(ANIM_STATES.THROW_PROJECTILE_ANIM_VALE));
CallBackAfterWait(DelayProjectileThrownAnim, () => { //theres a delay between the anim is playing and the projectile is thrown
FireProjectile();
});
ResetTimeBetweenProjectilesTimer();
}
ResetPlayerHiddenTimer();
}
else if (CantSeePlayerSeconds > TimePersuePlayerForProjectileWhenHidden)
{
CurrStateStatus = ESTATE_STATUS.COMPLETED; //leave this state
}
}
break;
}
return(CurrStateStatus);
}
