public Vector2 GenerateValidCenter(int radius)
{
Vector2 spawnPosition = new Vector2(0, 0);
do
{
spawnPosition.X = random.NextSingle(-CVars.Get <float>("screen_width") / 2 + radius, CVars.Get <float>("screen_width") / 2 - radius);
spawnPosition.Y = random.NextSingle(-CVars.Get <float>("screen_height") / 2 + radius, CVars.Get <float>("screen_height") / 2 - radius);
} while (IsTooCloseToPlayer(spawnPosition, radius));
return(spawnPosition);
}
protected override void OnUpdate(float dt)
{
_timer.Update(dt);
if (_timer.HasElapsed())
{
Color randomColor = new HSLColor(_random.NextSingle(0, 240), 240, 120);
EventManager.Instance.QueueEvent(new CreateExplosionEvent(new Vector2(_random.NextSingle(-CVars.Get <float>("screen_width") / 2, CVars.Get <float>("screen_width") / 2),
_random.NextSingle(-CVars.Get <float>("screen_height") / 2, CVars.Get <float>("screen_height") / 2)), randomColor, false));
_timer.Reset(_random.NextSingle(0.005f, 0.001f));
//_timer.Reset(5);
}
base.OnUpdate(dt);
}
protected override void OnTick(float interval)
{
if (_enemyEntities.Count < CVars.Get <int>("spawner_max_enemy_count"))
{
Vector2 spawnPosition = new Vector2(0, 0);
do
{
spawnPosition.X = random.NextSingle(-CVars.Get <float>("screen_width") / 2 * 0.9f, CVars.Get <float>("screen_width") / 2 * 0.9f);
spawnPosition.Y = random.NextSingle(-CVars.Get <float>("screen_height") / 2 * 0.9f, CVars.Get <float>("screen_height") / 2 * 0.9f);
} while (IsTooCloseToPlayer(spawnPosition));
CreateEntityAtPosition(spawnPosition);
}
Interval = MathHelper.Max(Interval * CVars.Get <float>("spawner_gravity_enemy_period_multiplier"), CVars.Get <float>("spawner_gravity_enemy_period_min"));
}
protected override void OnTick(float interval)
{
if (_enemyEntities.Count < CVars.Get <int>("spawner_max_enemy_count"))
{
Vector2 spawnPosition = new Vector2(0, 0);
do
{
spawnPosition.X = random.NextSingle(-CVars.Get <float>("screen_width") / 2 * 0.9f, CVars.Get <float>("screen_width") / 2 * 0.9f);
spawnPosition.Y = random.NextSingle(-CVars.Get <float>("screen_height") / 2 * 0.9f, CVars.Get <float>("screen_height") / 2 * 0.9f);
} while (IsTooCloseToPlayer(spawnPosition));
float facingNearestPlayer = AngleFacingNearestPlayerShip(spawnPosition);
ShootingEnemyEntity.Spawn(Engine, ProcessManager, spawnPosition, facingNearestPlayer);
}
Interval = MathHelper.Max(Interval * CVars.Get <float>("spawner_shooting_enemy_period_multiplier"), CVars.Get <float>("spawner_shooting_enemy_period_min"));
}
protected override void OnTick(float interval)
{
if (_enemyEntities.Count < Constants.GamePlay.SPAWNER_MAX_ENEMY_COUNT)
{
Vector2 spawnPosition = new Vector2(0, 0);
do
{
spawnPosition.X = random.NextSingle(-Constants.Global.WINDOW_WIDTH / 2 * 0.9f, Constants.Global.WINDOW_WIDTH / 2 * 0.9f);
spawnPosition.Y = random.NextSingle(-Constants.Global.WINDOW_HEIGHT / 2 * 0.9f, Constants.Global.WINDOW_HEIGHT / 2 * 0.9f);
} while (IsTooCloseToPlayer(spawnPosition));
ShootingEnemyEntity.Create(Engine,
Content.Load <Texture2D>(Constants.Resources.TEXTURE_SHOOTER_ENEMY),
spawnPosition, ProcessManager, Content);
}
Interval = MathHelper.Max(Interval, Constants.GamePlay.SPAWNER_KAMIKAZE_PERIOD_MIN);
}
void CreateExplosion(Vector2 position)
{
for (int i = 0; i < 150; i++)
{
float speed = 2000 * (1f - 1 / _random.NextSingle(1, 10));
float dir = _random.NextSingle(0, MathHelper.TwoPi);
VelocityParticleInfo info = new VelocityParticleInfo()
{
Velocity = new Vector2((float)(speed * Math.Cos(dir)), (float)(speed * Math.Sin(dir))),
LengthMultiplier = 1f,
EdgeEntities = _edgeEntities
};
_owner.VelocityParticleManager.CreateParticle(_owner.Content.Load <Texture2D>(Constants.Resources.TEXTURE_PARTICLE_VELOCITY),
position,
Color.White,
150,
Vector2.One,
info);
}
}
void AttachFluctuationSequence()
{
int availableFluctuationsCount = 0;
for (int i = 0; i < _fluctuationUnlockedLevel; i++)
{
availableFluctuationsCount += Constants.Fluctuations.FLUCTUATIONS[i].Length;
}
Type[] fluctuations = new Type[availableFluctuationsCount];
int k = 0;
for (int i = 0; i < _fluctuationUnlockedLevel; i++)
{
for (int j = 0; j < Constants.Fluctuations.FLUCTUATIONS[i].Length; j++)
{
fluctuations[k++] = Constants.Fluctuations.FLUCTUATIONS[i][j];
}
}
Type fluctuationType = null;
do
{
int index = _random.Next(0, fluctuations.Length - 1);
fluctuationType = fluctuations[index];
} while (fluctuationType == _lastFluctuation);
WaitProcessKillOnEvent timerProcess = new WaitProcessKillOnEvent(_random.NextSingle() * (Constants.Fluctuations.TIMER_MAX - Constants.Fluctuations.TIMER_MIN) + Constants.Fluctuations.TIMER_MIN,
typeof(GoalEvent));
timerProcess.SetNext((Fluctuation)Activator.CreateInstance(fluctuationType, _owner));
_processManager.Attach(timerProcess);
_lastFluctuation = fluctuationType;
_fluctuationUnlockedLevel = MathHelper.Min(++_fluctuationUnlockedLevel, Constants.Fluctuations.FLUCTUATIONS.Length);
}
protected override void OnTick(float dt)
{
SpawnEntity();
Interval = _random.NextSingle(CVars.Get <float>("entity_background_spawner_min"),
CVars.Get <float>("entity_background_spawner_max"));
}