public ProjectileSprite(Texture2D textureImage, Vector2 position,
int collisionOffset, float speed, Vector2 offset, float scale, float rotation, List <Texture2D> textures)
: base(textureImage, position, collisionOffset, speed, offset, scale)
{
this.rotation = rotation;
engine = new ParticleEngine(textures, Vector2.Zero);
}
public void Update(Vector3 direction, CollisionEngine collisionEngine,
SoundEngine soundEngine, ParticleEngine particleEngine,List<Asteroid> asteroids,
List<Powerup> powerups, MouseState originalMouseState, GameTime gameTime,
GraphicsDevice device)
{
if (this.Shrink != null)
{
if (this.Shrink.Activated)
{
this.Shrink.Update(gameTime);
if (this.Shrink.Timer <= 0)
{
this.Shrink = null;
this.BoundingSphere = new BoundingSphere(
this.Position, this.BoundingSphere.Radius / 0.25f);
soundEngine.Grow.Play();
}
else
{
this.BoundingSphere = new BoundingSphere(
this.Position, this.BoundingSphere.Radius * 0.25f);
}
}
}
CheckCollisions(collisionEngine, soundEngine, powerups, asteroids);
if (this.Destroyed)
{
if (this.Lives == 0)
return;
else
{
particleEngine.AddParticle(gameTime, this.Position);
UpdatePosition(new Vector3(0, 0, 0));
this.Destroyed = false;
this.Speed = 0f;
this.Velocity = Vector3.Zero;
this.Rotation = Quaternion.Identity;
}
}
ProcessKeyboard(direction, gameTime, soundEngine);
ProcessMouse(originalMouseState, gameTime, device);
}
private void CheckCollisions(CollisionEngine collisionEngine, SoundEngine soundEngine,
ParticleEngine particleEngine, GameTime gameTime, List<Asteroid> asteroids)
{
// Destroy the torpedo if it hits the edge of the universe
if (collisionEngine.CollidesWithEdge(this.Position, this.BoundingSphere))
{
if (soundEngine.Explosion.State != SoundState.Playing)
soundEngine.Explosion.Play();
this.Destroyed = true;
particleEngine.AddParticle(gameTime, this.Position);
}
// Destroy the torpedo if it hits an asteroid
foreach (Asteroid asteroid in asteroids)
{
if (collisionEngine.CollideTwoObjects(this.BoundingSphere, asteroid.BoundingSphere))
{
particleEngine.AddParticle(gameTime, this.Position);
this.Destroyed = true;
break;
}
}
}
public void Update(CollisionEngine collisionEngine, SoundEngine soundEngine,
ParticleEngine particleEngine, GameTime gameTime, List<Asteroid> asteroids)
{
CheckCollisions(collisionEngine, soundEngine, particleEngine, gameTime, asteroids);
float speed = VELOCITY_CONST / gameTime.ElapsedGameTime.Milliseconds;
Vector3 velocity = speed * this.Direction;
Vector3 newPos = this.Position + velocity;
UpdatePosition(newPos);
}
protected override void LoadContent()
{
spriteBatch = new SpriteBatch(GraphicsDevice);
device = graphics.GraphicsDevice;
Mouse.SetPosition(device.Viewport.Width / 2, device.Viewport.Height / 2);
originalMouseState = Mouse.GetState();
billboardEffect = this.Content.Load<Effect>("Shaders/billboard_effect");
camera = new Camera(device);
lifeTexture = this.Content.Load<Texture2D>("Sprites/spaceship_sprite");
explosionParticleTexture = this.Content.Load<Texture2D>("Sprites/explosion_particle");
shieldSprite = this.Content.Load<Texture2D>("Sprites/power_up_shield");
shrinkSprite = this.Content.Load<Texture2D>("Sprites/power_up_shrink");
timeFont = Content.Load<SpriteFont>("Fonts/Courier New");
collisionEngine = new CollisionEngine();
particleEngine = new ParticleEngine(explosionParticleTexture, billboardEffect, device);
soundEngine = new SoundEngine(this.Content);
skybox = new Skybox();
skybox.LoadModel(this.Content, effect);
spaceship = new Spaceship();
spaceship.LoadModelAndTexture(this.Content, effect);
torpedoes = new List<Torpedo>();
powerups = new List<Powerup>();
LoadAsteroids();
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
font = Content.Load<SpriteFont>("Font");
List<Texture2D> textures = new List<Texture2D>();
textures.Add(Content.Load<Texture2D>("circle"));
textures.Add(Content.Load<Texture2D>("star"));
textures.Add(Content.Load<Texture2D>("diamond"));
particleEngine = new ParticleEngine(textures, new Vector2(400, 200));
}
