public override void Update(GameTime gameTime)
{
base.Update(gameTime);
if (ParentShip.RigidBody.LinearVelocity.LengthSquared() > 1)
{
if (soundEffectInstance == null || soundEffectInstance.State == SoundState.Stopped)
{
soundEffectInstance = EngineSoundEffect.CreateInstance();
soundEffectInstance.Volume = Options.SFXVolume;
soundEffectInstance.Play();
}
}
else
{
if (soundEffectInstance != null)
{
soundEffectInstance.Stop();
}
soundEffectInstance = null;
}
EngineBlaze.Update(gameTime);
}
public override void Initialize()
{
base.Initialize();
EngineBlaze = new EngineBlaze(ParentShip, new Vector2(0, 35), new Vector2(25, 70), "Sprites\\GameObjects\\FX\\EngineBlaze", 8, 1, 0.1f, false, true, this);
EngineBlaze.LoadContent();
EngineBlaze.Initialize();
}
public override void Draw(SpriteBatch spriteBatch)
{
if (Visible)
{
EngineBlaze.Draw(spriteBatch);
}
base.Draw(spriteBatch);
}
public override void Update(GameTime gameTime)
{
base.Update(gameTime);
currentLifeTimer += gameTime.ElapsedGameTime;
if (currentLifeTimer >= TimeSpan.FromSeconds(MissileData.BulletLifeTime))
{
Die();
}
if (RigidBody.LinearVelocity.X < 0)
{
RigidBody.LinearAcceleration = new Vector2(500, RigidBody.LinearAcceleration.Y);
}
else
{
RigidBody.LinearVelocity = new Vector2(0, RigidBody.LinearVelocity.Y);
RigidBody.LinearAcceleration = new Vector2(0, RigidBody.LinearAcceleration.Y);
}
if (Target != null && Target.Alive)
{
float angle = Trigonometry.GetAngleOfLineBetweenObjectAndTarget(this, Target.WorldPosition);
if (Math.Abs(angle - WorldRotation) > 0.1f)
{
RigidBody.AngularVelocity = 15 * Trigonometry.GetRotateDirectionForShortestRotation(this, Target.WorldPosition);
}
else
{
// Bad that we are assuming it is not parented to anything, but I think that is a valid assumption
LocalRotation = angle;
RigidBody.FullAngularStop();
}
}
else
{
RigidBody.FullAngularStop();
}
EngineBlaze.Update(gameTime);
if (Explosion.Animation.IsPlaying)
{
Explosion.Update(gameTime);
}
if (Explosion.Animation.Finished)
{
Alive = false;
}
}
public override void Draw(SpriteBatch spriteBatch)
{
if (Visible)
{
EngineBlaze.Draw(spriteBatch);
}
if (Explosion.Animation.IsPlaying)
{
Explosion.Draw(spriteBatch);
}
base.Draw(spriteBatch);
}
public override void Initialize()
{
base.Initialize();
RigidBody.MaxLinearVelocity = new Vector2(RigidBody.MaxLinearVelocity.X, MissileData.MaxSpeed);
// If the acceleration is non-zero, we change the acceleration of the bullet. Otherwise, we set the bullet's T velocity Y component to be it's max value
if (MissileData.LinearAcceleration != 0)
{
RigidBody.LinearAcceleration = Vector2.Add(Vector2.Zero, new Vector2(0, MissileData.LinearAcceleration));
}
else
{
RigidBody.LinearVelocity = Vector2.Add(Vector2.Zero, new Vector2(0, MissileData.MaxSpeed));
}
EngineBlaze = new EngineBlaze(this, new Vector2(0, 1.5f * Size.Y), new Vector2(Size.X, 2 * Size.Y), "Sprites\\GameObjects\\FX\\EngineBlaze", 8, 1, 0.1f, false, true, this);
EngineBlaze.LoadContent();
EngineBlaze.Initialize();
Explosion = new Explosion(Vector2.Zero, new Vector2(20, 20), "Sprites\\GameObjects\\FX\\Explosion", 4, 4, 0.025f);
Explosion.LoadContent();
Explosion.Initialize();
}
