void OnGameStart()
{
_enabled = true;
_curState = UFOState.Idle;
startTime = Time.time;
waitTime = Random.Range(minWaitTime, maxWaitTime);
}
IEnumerator PerformState(UFOState state, float lengthInSeconds)
{
isExecutingState = true;
currentState = state;
float stateRemaining = 0.0f;
while (stateRemaining < lengthInSeconds)
{
switch (currentState)
{
case UFOState.Stopped:
break;
case UFOState.Observing:
Observe();
break;
case UFOState.Moving:
Move();
break;
}
stateRemaining += Time.deltaTime;
yield return(null);
}
currentState = nextState;
isExecutingState = false;
}
void dropPucks()
{
int puckCount = Random.Range(minItems, maxItems);
for (int i = 0; i < puckCount; i++)
{
float randType = Random.value;
if (randType < movingChance)
{
Instantiate(movingPuck, transform.position + new Vector3(randType / 10, randType / 10, 0), Quaternion.identity);
}
else if (randType < movingChance + explodingChance)
{
Instantiate(explodingPuck, transform.position + new Vector3(randType / 10, randType / 10, 0), Quaternion.identity);
}
else
{
Instantiate(basicPuck, transform.position + new Vector3(randType / 10, randType / 10, 0), Quaternion.identity);
}
}
waitTime = 1;
startTime = Time.time;
_curState = UFOState.Dropping;
}
private void UpdateCircleAndShootState()
{
if (Vector3.Distance(this.transform.position, player.transform.position) > movingDistance + 5)
{
state = UFOState.MoveTowards;
}
CircleAroundPlayer();
}
void SpawnUFO()
{
Instantiationtimer -= Time.deltaTime;
if (Instantiationtimer <= 0)
{
//Step 1: assign the new ufo created below to the spawnedUFO variable
spawnedUFO = Instantiate(uFo, new Vector3(-0, -0, -11), Quaternion.identity);
Instantiationtimer = 5f;
state = UFOState.Waiting;
}
}
public IEnumerator MoveToSpace()
{
CurrentState = UFOState.MoveToSpace;
StopHunting();
while (transform.position != StartPosition)
{
transform.position = Vector3.MoveTowards(transform.position, StartPosition, Speed * Time.deltaTime);
yield return(new WaitForEndOfFrame());
}
CurrentState = UFOState.InSpace;
Audio.Stop();
}
//Use this for initialization
void Start()
{
if (Random.value > 0.5)
{
rotationDirection = 1;
}
else
{
rotationDirection = -1;
}
state = UFOState.MoveTowards;
player = GameObject.FindGameObjectWithTag("Player");
}
public IEnumerator MoveToPoint(Vector3 point)
{
CurrentState = UFOState.MoveToIsland;
Audio.clip = IdleSound;
Audio.volume = 0.75f;
Audio.Play();
while (transform.position != point)
{
transform.position = Vector3.MoveTowards(transform.position, point, Speed * Time.deltaTime);
yield return(new WaitForEndOfFrame());
}
CurrentState = UFOState.OnIsland;
CheckCurrentTerrain();
OnMovedToIsland();
}
// Update is called once per frame
void Update()
{
if (state == UFOState.Spawning)
{
SpawnUFO();
}
else if (state == UFOState.Waiting)
{
//step 2: check if the spawnedUFO variable is empty, using a null check
if (spawnedUFO == null)
{
state = UFOState.Spawning;
}
//step 3: if the spawnedUFO variable is empty, change the UFO state to spawning
}
}
void moveToDropPoint()
{
ufoTrail.enabled = false;
GetComponent <AudioSource>().PlayOneShot(ufoSound);
int dropPoint = Random.Range(0, dropPoints.Count - 1);
startPoint = Random.Range(0, startPoints.Count - 1);
transform.position = startPoints[startPoint].position;
targetPos = dropPoints[dropPoint].position;
ufoTrail.enabled = true;
entering = true;
_curState = UFOState.MovingToDrop;
}
private void UpdateMoveState()
{
if (player && Vector3.Distance(this.transform.position, player.transform.position) <= Random.Range(movingDistance - 5, movingDistance + 5))
{
state = UFOState.CircleAndShoot;
//determine rotation direction
if (Random.value > 0.5)
{
rotationDirection *= -1;
}
//stop approach
GetComponent <Rigidbody>().drag = 1000;
//rotationSpeed *= 2;
}
MoveToPlayer();
}
void move()
{
float step = moveSpeed * Time.deltaTime;
transform.position = Vector2.MoveTowards(transform.position, targetPos, step);
float distance = Vector2.Distance(transform.position, targetPos);
if (distance < 1)
{
if (entering)
{
entering = false;
dropPucks();
}
else
{
entering = true;
waitTime = Random.Range(minWaitTime, maxWaitTime);
_curState = UFOState.Idle;
}
}
}
void leaveDropPoint()
{
switch (startPoint)
{
case 0:
targetPos = startPoints[2].position;
break;
case 1:
targetPos = startPoints[3].position;
break;
case 2:
targetPos = startPoints[0].position;
break;
case 3:
targetPos = startPoints[1].position;
break;
}
entering = false;
_curState = UFOState.MovingToIdle;
}
void Awake()
{
StartPosition = transform.position;
CurrentState = UFOState.InSpace;
}
private void OnBecameInvisible()
{
state = UFOState.Stop;
}
private void OnBecameVisible()
{
state = UFOState.Moving;
}