/// <summary>
/// Creates a new instance of a SuicideBomber enemy ship
/// </summary>
/// <param name="content">A ContentManager to load resources with</param>
/// <param name="position">The position of the Dart ship in the game world</param>
public SuicideBomber(uint id, ContentManager content, Vector2 position)
: base(id)
{
this.position = position;
this.Score = 12;
spritesheet = content.Load<Texture2D>("Spritesheets/newshf.shp.000000");
spriteBounds[(int)DartSteeringState.Left].X = 97;
spriteBounds[(int)DartSteeringState.Left].Y = 0;
spriteBounds[(int)DartSteeringState.Left].Width = 24;
spriteBounds[(int)DartSteeringState.Left].Height = 27;
spriteBounds[(int)DartSteeringState.Straight].X = 121;
spriteBounds[(int)DartSteeringState.Straight].Y = 0;
spriteBounds[(int)DartSteeringState.Straight].Width = 24;
spriteBounds[(int)DartSteeringState.Straight].Height = 27;
spriteBounds[(int)DartSteeringState.Right].X = 146;
spriteBounds[(int)DartSteeringState.Right].Y = 0;
spriteBounds[(int)DartSteeringState.Right].Width = 24;
spriteBounds[(int)DartSteeringState.Right].Height = 27;
steeringState = SuicideBomberState.Straight;
}
/// <summary>
/// Updates the SuicideBomber ship
/// </summary>
/// <param name="elapsedTime">The in-game time between the previous and current frame</param>
public override void Update(float elapsedTime)
{
// Sense the player's position
PlayerShip player = ScrollingShooterGame.Game.Player;
Vector2 playerPosition = new Vector2(player.Bounds.Center.X, player.Bounds.Center.Y);
// Get a vector from our position to the player's position
Vector2 toPlayer = playerPosition - this.position;
if (toPlayer.LengthSquared() < 90000)
{
// We sense the player's ship and get a normalized movement vector
toPlayer.Normalize();
// We steer towards the player's ship
this.position += toPlayer * elapsedTime * 100;
// Change the steering state to reflect our direction
if (toPlayer.X < -0.5f)
{
steeringState = SuicideBomberState.Left;
}
else if (toPlayer.X > 0.5f)
{
steeringState = SuicideBomberState.Right;
}
else
{
steeringState = SuicideBomberState.Straight;
}
}
}
/// <summary>
/// Creates a new instance of a SuicideBomber enemy ship
/// </summary>
/// <param name="content">A ContentManager to load resources with</param>
/// <param name="position">The position of the Dart ship in the game world</param>
public SuicideBomber(uint id, ContentManager content, Vector2 position)
: base(id)
{
this.position = position;
spritesheet = content.Load <Texture2D>("Spritesheets/newshf.shp.000000");
spriteBounds[(int)DartSteeringState.Left].X = 97;
spriteBounds[(int)DartSteeringState.Left].Y = 0;
spriteBounds[(int)DartSteeringState.Left].Width = 24;
spriteBounds[(int)DartSteeringState.Left].Height = 27;
spriteBounds[(int)DartSteeringState.Straight].X = 121;
spriteBounds[(int)DartSteeringState.Straight].Y = 0;
spriteBounds[(int)DartSteeringState.Straight].Width = 24;
spriteBounds[(int)DartSteeringState.Straight].Height = 27;
spriteBounds[(int)DartSteeringState.Right].X = 146;
spriteBounds[(int)DartSteeringState.Right].Y = 0;
spriteBounds[(int)DartSteeringState.Right].Width = 24;
spriteBounds[(int)DartSteeringState.Right].Height = 27;
steeringState = SuicideBomberState.Straight;
}
/// <summary>
/// Updates the SuicideBomber ship
/// </summary>
/// <param name="elapsedTime">The in-game time between the previous and current frame</param>
public override void Update(float elapsedTime)
{
// Sense the player's position
PlayerShip player = ScrollingShooterGame.Game.Player;
Vector2 playerPosition = new Vector2(player.Bounds.Center.X, player.Bounds.Center.Y);
// Get a vector from our position to the player's position
Vector2 toPlayer = playerPosition - this.position;
if (this.position.Y > -ScrollingShooterGame.LevelManager.scrollDistance / 2 && this.position.Y <= player.Position.Y + 90)
{
// We sense the player's ship and get a normalized movement vector
toPlayer.Normalize();
// We steer towards the player's ship
this.position += toPlayer * elapsedTime * 100;
// Change the steering state to reflect our direction
if (toPlayer.X < -0.5f) steeringState = SuicideBomberState.Left;
else if (toPlayer.X > 0.5f) steeringState = SuicideBomberState.Right;
else steeringState = SuicideBomberState.Straight;
}
}
/// <summary>
/// Updates the SuicideBomber ship
/// </summary>
/// <param name="elapsedTime">The in-game time between the previous and current frame</param>
public override void Update(float elapsedTime)
{
// Sense the Player's position
PlayerShip Player = ScrollingShooterGame.Game.Player;
Vector2 PlayerPosition = new Vector2(Player.Bounds.Center.X, Player.Bounds.Center.Y);
// Get a vector from our position to the Player's position
Vector2 toPlayer = PlayerPosition - this.position;
if (toPlayer.LengthSquared() < 90000)
{
// We sense the Player's ship and get a normalized movement vector
toPlayer.Normalize();
// We steer towards the Player's ship
this.position += toPlayer * elapsedTime * 100;
// Change the steering state to reflect our direction
if (toPlayer.X < -0.5f) steeringState = SuicideBomberState.Left;
else if (toPlayer.X > 0.5f) steeringState = SuicideBomberState.Right;
else steeringState = SuicideBomberState.Straight;
}
}
