/// <summary> Update </summary>
public override void Update()
{
HandleInput();
// Sync AI, Use display units
//base.Update(); // no need, just update Position and Rotation
Position = ConvertUnits.ToDisplayUnits(_vehicleBody.Position);
Rotation = Body.Rotation;
if (_vehicleBody.UserData.ToString() == "getroffen")
{
HealthBar.SetDamage(GameSettings.TowerDamage);
_vehicleBody.UserData = "player";
}
cannon.Update();
} // Update()
} // CreateBodyByList(list)
#endregion
#region Update
/// <summary>
/// Updates the PhysicBreakable
/// </summary>
/// <param name="gameTime"></param>
/// <returns></returns>
public void Update(GameTime gameTime)
{
// used in BreakableTrigger
if (Animate)
{
// Bounce control constants
float bounce;
const float BounceHeight = 0.18f;//0.18f;
const float BounceRate = 3.0f;
//const float BounceSync = -0.75f;
// Bounce along a sine curve over time.
// Include the X coordinate so that neighboring gems bounce in a nice wave pattern ?
double t = gameTime.TotalGameTime.TotalSeconds * BounceRate; //+ body.Position.X * BounceSync;
bounce = (float)Math.Sin(t) * BounceHeight; // *ConvertUnits.ToSimUnits(_textureBodyXna.Height);// *32; //texture.Height;
Vector2 position = body.Position;
position.Y -= bounce;
body.Position = position;
}
if (body.UserData.ToString() == "damage")
{
hitpoints -= GameSettings.PlayerDamage;
body.UserData = "enemyTower";
}
// Is Shooting for the Tower allowed?
for (int t = 0; t < GameDemo1.physicBreakables.Count; t++)
{
if (Vector2.Distance(GameDemo1.vehicle.Position, ConvertUnits.ToDisplayUnits(GameDemo1.physicBreakables[t].body.Position))
< GameDemo1.vehicle.Radius + GameDemo1.physicBreakables[t].AggroRange)
{
GameDemo1.physicBreakables[t].MayFire = true;
}
else
{
GameDemo1.physicBreakables[t].MayFire = false;
}
}
// Break the Body if we have no more hitpoints and Start the Timer
if (hitpoints <= 0 && _breakableBody != null)
{
_breakableBody.Break();
disableLevelCollision = true;
TimeBroken += (float)gameTime.ElapsedGameTime.TotalSeconds;
}
if (TimeBroken >= DeleteAfter)
{
Delete();
if (WithCannon == true)
{
cannon.Body.Dispose();
if (enemyShot != null)
{
enemyShot.shotBody.Dispose();
}
}
TimeBroken -= DeleteAfter;
}
if (_breakableBody != null && _broken != _breakableBody.Broken)
{
_reselect = _broken = true;
}
if (_reselect || _parts.Length == 0)
{
_parts = PhysicsGameScreen.World.BodyList.Where(
b => b.FixtureList.Any(
f => f.UserData is Guid && _infos.ContainsKey((Guid)f.UserData))
).ToArray();
// if we are broken, disable collision with level or car
if (disableLevelCollision)
{
foreach (Body b in _parts)
{
b.IgnoreCollisionWith(GameDemo1.vehicle.Body);
b.IgnoreCollisionWith(GameDemo1.vehicle.WheelBackBody);
b.IgnoreCollisionWith(GameDemo1.vehicle.WheelFrontBody);
b.IgnoreCollisionWith(GameDemo1.vehicle.cannon.Body);
}
}
// case when we are Destroyed
if (_reselect == true)
{
// Only explode if this are no background object. else vehicle gets raped too hard :(
if (Explode)
{
Vector2 explosionDirection = GameDemo1.vehicle.cannon.Body.Position - _breakableBody.MainBody.Position;
explosionDirection.Normalize();
new Explosion(_breakableBody.MainBody.Position + explosionDirection, 200);
}
// still play explosion sound, else it's too booring!
Sound.Play(Sound.Sounds.Explosion);
GameDemo1.particleManager.AddExplosion(body.Position);
// receive Score
GameSettings.HighScore += (uint)GameSettings.TowerScore;
FadeUp.AddTextMessage("+ " + GameSettings.TowerScore, FadeUp.TextTypes.Score, body.Position);
// Don't animate any more, causes errors!
Animate = false;
body.IgnoreGravity = false; // Gravity enabled = better performance + look&feel!
if (WithCannon) // drop a Pickup if this breakable has a cannon
{
new PickUp("AI/health", body.Position, 2.0f);
}
}
_reselect = false;
}
// Update cannon and shots if we are not broken
if (!_broken && WithCannon == true)
{
if (enemyShot != null && enemyShot.shotBody.UserData.ToString() == "disable")
{
enemyShot.shotBody.Dispose();
enemyShot = null;
}
cannon.Update();
TimeSinceShot += (float)gameTime.ElapsedGameTime.TotalSeconds; //Zeit seit letztem Update dazuaddieren
if (TimeSinceShot >= ShotTimer) //Wenn die vergangene Zeit größer ist als der Timer, do...
{
TimeSinceShot = 0;
if (MayFire == true)
{
Sound.Play(Sound.Sounds.CannonShot);
GameDemo1.particleManager.AddEnemyCannonParticles(cannon.Body);
UpdateShot();
}
}
}
} // Update(gameTime)
