protected override void Update(GameTime gameTime)
{
GameTime = gameTime;
Input.Update();
// Allows the game to exit
if (Input.WasButtonPressed(Buttons.Back) || Input.WasKeyPressed(Keys.Escape))
{
this.Exit();
}
EntityManager.Update();
EnemySpawner.Update();
PlayerStatus.Update();
base.Update(gameTime);
}
static void HandleCollisions()
{
// handle collisions between enemies
for (int i = 0; i < enemies.Count; i++)
{
for (int j = i + 1; j < enemies.Count; j++)
{
if (IsColliding(enemies[i], enemies[j]))
{
enemies[i].HandleCollision(enemies[j]);
enemies[j].HandleCollision(enemies[i]);
}
}
}
// handle collisions between bullets and enemies
for (int i = 0; i < enemies.Count; i++)
{
for (int j = 0; j < bullets.Count; j++)
{
if (IsColliding(enemies[i], bullets[j]))
{
enemies[i].WasShot();
bullets[j].IsExpired = true;
}
}
}
// handle collisions between the player and enemies
for (int i = 0; i < enemies.Count; i++)
{
if (enemies[i].IsActive && IsColliding(PlayerShip.Instance, enemies[i]))
{
PlayerShip.Instance.Kill();
enemies.ForEach(x => x.WasShot());
EnemySpawner.Reset();
break;
}
}
}